@book{CTT100835536, author = {J. Hirokawa and T. Tomura}, title = {Millimeter-wave antennas}, publisher = {McGraw-Hill Education}, year = 2018, } @article{CTT100895106, author = {Yaxiang Wu and Takashi Tomura and Jiro Hirokawa and Miao Zhang}, title = {A Wideband Full-Metal Sidewall-Loaded Magnetoelectric Dipole Array Based on Combined Ridge and Groove Gap Waveguides in the Q-Band}, journal = {IEEE Trans. Antennas Propag.}, year = 2023, } @article{CTT100892745, author = {Shuang Ji and Jiro Hirokawa and Takashi Tomura and Hirobumi Saito}, title = {X-band grating-loaded parallel-plate slot array antenna with low reflection}, journal = {IEICE Commun. Express}, year = 2023, } @article{CTT100891799, author = {Yoshihiko AKAMINE and Takashi TOMURA and Jiro HIROKAWA}, title = {Single-Cut Scattered Field Transformation Applicable for Differences in the Radar Ranges of Transmitter and Receiver}, journal = {IEEE Transactions on Antennas and Propagation}, year = 2023, } @article{CTT100887818, author = {Yaxiang Wu and Jiro Hirokawa and Takashi Tomura}, title = {Gap Waveguide With Interleaved Pins for Higher-Frequency Fabrication}, journal = {URSI RADIO SCIENCE LETTERS}, year = 2023, } @article{CTT100887825, author = {S. Chen and T. Tomura and J. Hirokawa and K. Itou and M. Suga and Y. Shirato and D. Uchida and N. Kita}, title = {Design for operation in two frequency bands by division of the coupled region in a waveguide 2-plane coupler}, journal = {IEICE Transactions on Electronics}, year = 2022, } @article{CTT100887823, author = {Yuki SUNAGUCHI and Takashi TOMURA and Jiro HIROKAWA}, title = {Control of Radiation Direction in an Aperture Array Excited by a Waveguide 2-Plane Hybrid Coupler}, journal = {IEICE TRANSACTIONS on Communications}, year = 2022, } @article{CTT100874877, author = {Tuchjuta Ruckkwaen and Takashi Tomura and Jiro Hirokawa}, title = {Short-Range Transmission Improvement by Dog-Bone Cross-Slot Feed in Radial Line Slot Antenna}, journal = {IEICE Commun. Express}, year = 2022, } @article{CTT100874875, author = {Shuang Ji and Takashi Tomura and Jiro Hirokawa}, title = {Fast Analysis and Bandwidth Enhancement of the Radiating Subarray by Method of Moments for a Parallel-Plate Slot Array Antenna with Perpendicular-Corporate Feed}, journal = {IEEE Trans. Antennas Propag.}, year = 2022, } @article{CTT100874876, author = {Shuang Ji and Jiro Hirokawa and Takashi Tomura}, title = {A Wideband and High-Gain All-Metallic Perpendicular-Corporate-Fed Multi-Layered Parallel-Plate Slot Array Antenna}, journal = {IEEE Access}, year = 2022, } @article{CTT100867930, author = {T. Tomura and J. Hirokawa and M. Ali and G. Carpintero}, title = {Millimeter-wave multiplexed wideband wireless link using rectangular-coordinate orthogonal multiplexing (ROM) antennas}, journal = {J. Lightw. Technol.}, year = 2021, } @article{CTT100874871, author = {Akihiko Hirata and Koichiro Itakura and Taiki Higashimoto and Yuta Uemura and Tadao Nagatsuma and Takashi Tomura and Jiro Hirokawa and Norihiko Sekine and Issei Watanabe and Akifumi Kasamatsu}, title = {Transmission Characteristics Control of 120 GHz-band Bandstop Filter by Coupling Alignment-Free Lattice Pattern}, journal = {IEICE Trans. Electron.}, year = 2021, } @article{CTT100853906, author = {S. Sakurai and J. G. N. Rahmeier and T. Tomura and J. Hirokawa and S. Gupta}, title = {Millimeter-wave Huygens' transmit-arrays based on coupled metallic resonators}, journal = {IEEE Trans. Antennas Propag.}, year = 2021, } @article{CTT100853905, author = {K. Omoto and T. Tomura and H. Sakamoto}, title = {Proof-of-concept on misalignment compensation for 5.8-GHz-band reflectarray antennas by varactor diodes}, journal = {IEEE Access}, year = 2021, } @article{CTT100853903, author = {N. J. G. Fonseca and S. Gomanne and P. Castillo-Tapia and O. Quevedo-Teruel and T. Tomura and J. Hirokawa}, title = {Connecting networks for two-dimensional butler matrices generating a triangular lattice of beams}, journal = {IEEE J. Microw.}, year = 2021, } @article{CTT100853902, author = {K. Itakura and A. Hirata and M. Sonoda and T. Higashimoto and T. Nagatsuma and T. Tomura and J. Hirokawa and N. Sekine and I. Watanabe and A. Kasamatsu}, title = {Control of 120-GHz-band split ring resonator filter by coupling lattice pattern substrate}, journal = {IEICE Trans. Electron.}, year = 2021, } @article{CTT100852658, author = {Takashi Tomura and Jiro Hirokawa and Minoru Furukawa and Teruo Fujiwara and Naoki Shinohara}, title = {Eight-Port Feed Radial Line Slot Antenna for Wireless Power Transmission}, journal = {IEEE Open J. Antennas Propagat.}, year = 2021, } @article{CTT100845514, author = {Kouhei Jitousho and Takashi Tomura and Jiro Hirokawa}, title = {Improvement of isolation between transmitting and receiving antennas of E-plane arranged waveguide slot arrays by using layers of slit pairs with half-wavelength spacing}, journal = {IEICE Communications Express, Vol.10, No.2, 93–98}, year = 2021, } @article{CTT100852656, author = {Takashi Tomura and Jiro Hirokawa}, title = {Anisotropic conductivity measurement by two kinds of multimode rectangular cavities}, journal = {IEEE Microw. Theory Tech.}, year = 2021, } @article{CTT100852657, author = {Mohamed K. Emara and Takashi Tomura and Jiro Hirokawa and Shulabh Gupta}, title = {All-Dielectric Fabry-Pérot based Compound Huygens’ Structure for Millimeter-Wave Beam-Forming}, journal = {IEEE Trans. Antennas Propag.}, year = 2021, } @article{CTT100836745, author = {M. K. Emara and T. Tomura and J. Hirokawa and S. Gupta}, title = {Fabry-Perot based compound all-dielectric Huygens' structure for circularly-polarized millimeter-wave beamforming}, journal = {IEEE Antennas Wireless Propag. Lett.}, year = 2020, } @article{CTT100836605, author = {Tuchjuta Ruckkwaen and Takashi Tomura and Kiyomichi Araki and Jiro Hirokawa and Makoto Ando}, title = {Experimental Evaluation of Intersymbol Interference in Non-Far Region Transmission using a Large Array Antenna in the Millimeter-Wave Band}, journal = {IEICE Transactions on Communications}, year = 2020, } @article{CTT100836747, author = {M. K. Emara and S. K. Stuhec-Leonard and T. Tomura and J. Hirokawa and S. Gupta}, title = {Laser-drilled all-dielectric Huygens’transmit-arrays as 120 GHz band beamformers}, journal = {IEEE Access}, year = 2020, } @article{CTT100836746, author = {K. Wada and T. Tomura and J. Hirokawa}, title = {Dual-polarized two-dimensional beam mode orthogonal multiplexing antenna system for the non-far region}, journal = {IEEE Trans. Antennas Propag.}, year = 2020, } @article{CTT100836748, author = {Haruka Arakawa and Takashi Tomura and Jiro Hirokawa}, title = {Sidelobe suppression in both the E and H planes using slit layers over a corporate-feed waveguide slot array antenna consisting of 2×2-element radiating units}, journal = {IEICE TRANSACTIONS on Communications}, year = 2020, } @article{CTT100836749, author = {K. Ikeya and H. Sakamoto and H. Nakanishi and H. Furuya and T. Tomura and R. Ide and R. Iijima and Y. Iwasaki and K. Ohno and K. Omoto and T. Furuya and T. Hayashi and M. Kato and S. Koide and M. Kurosaki and Y. Nakatsuka and S. Okuyama and R. Kashiyama and J. Nakamura and W. Nio and T. Tsunemitsu and Y. Yamazaki and K. Taga and B. Hohmann and T. Amamoto and T. Chubachi and S. Tamura and H. Okada and A. Watanabe and N. Kawabata and T. Hori and H. Ito and T. Kuratomi and Y. Shimoda and N. Hidaka and K. Watanabe and A. Torisaka and M. Yamazaki}, title = {Significance of 3U CubeSat OrigamiSat-1 for space demonstration of multifunctional deployable membrane}, journal = {Acta Astronautica}, year = 2020, } @article{CTT100830130, author = {B. Pyne and H. Saito and P. R. Akbar and J. Hirokawa and T. Tomura and K. Tanaka}, title = {Development and performance evaluation of small SAR system for 100kg class satellite}, journal = {IEEE J. Sel. Topics Appl. Earth Observ.}, year = 2020, } @article{CTT100830129, author = {A. Gomez-Torrent and T. Tomura and W. Kuramoto and J. Hirokawa and I. Watanabe and A. Kasamatsu and J. Oberhammer}, title = {A 38 dB gain, low-loss, flat array antenna for 320–400 GHz enabled by silicon-on-insulator micromachining}, journal = {IEEE Trans. Antennas Propag.}, year = 2020, } @article{CTT100830128, author = {T. Tomura and Y. Saito and J. Hirokawa}, title = {8×2-element 60-GHz-band circularly polarized post-wall waveguide slot array antenna loaded with dipoles}, journal = {IEEE Access}, year = 2020, } @article{CTT100816214, author = {Ryotaro Ohashi and Takashi Tomura and Jiro Hirokawa}, title = {Transmission enhancement in rectangular-coordinate orthogonal multiplexing by excitation optimization of slot arrays for a given distance in the non-far region communication}, journal = {IEICE TRANSACTIONS on Communications}, year = 2020, } @article{CTT100816215, author = {N. Matsumura and K. Nishimori and R. Taniguchi and T. Hiraguri and T. Tomura and J. Hirokawa}, title = {Novel unmanned aerial vehicle based line-of-sight mimo configuration independent of transmitted distance using millimeter wave}, journal = {IEEE Access}, year = 2020, } @article{CTT100809437, author = {T. Tomura and D. Kim and M. Wakasa and Y. Sunaguchi and J. Hirokawa and K. Nishimori}, title = {A 20-GHz-band 64×64 hollow waveguide two-dimensional Butler matrix}, journal = {IEEE Access}, year = 2019, } @article{CTT100800845, author = {H. Arakawa and H. Irie and T. Tomura and J. Hirokawa}, title = {Suppression of E-plane sidelobes using double slit-layers in a corporate-feed waveguide slot array antenna consisting of 2x2-element radiating units}, journal = {IEEE Trans. Antennas Propag.}, year = 2019, } @article{CTT100800844, author = {Masahiro Wakasa and Dong-Hun Kim and Takashi Tomura and Jiro Hirokawa}, title = {Wideband design of a short-slot 2-plane coupler by the mode matching/FEM hybrid analysis considering the structural symmetry}, journal = {IEICE TRANSACTIONS on Communications}, year = 2019, } @article{CTT100800838, author = {Takashi Tomura and Haruhisa Hirayama and Jiro Hirokawa}, title = {A PCB-integratable metal cap slot antenna for 60-GHz band mobile terminals}, journal = {IEICE TRANSACTIONS on Communications}, year = 2019, } @article{CTT100835488, author = {H. Irie and T. Tomura and J. Hirokawa}, title = {Perpendicular-Corporate Feed in a Four-Layer Circularly-Polarized Parallel-Plate Slot Array}, journal = {IEICE Trans. Commun.}, year = 2019, } @article{CTT100800841, author = {Xiaohe Cheng and Yuan Yao and Jiro Hirokawa and Takashi Tomura and Tao Yu and Junsheng Yu and Xiaodong Chen}, title = {Analysis and Design of a Wideband Endfire Circularly Polarized Septum Antenna}, journal = {IEEE Trans. Antennas Propag.}, year = 2018, } @article{CTT100835489, author = {Xiaohe Cheng and Yuan Yao and Takashi Tomura and Jiro Hirokawa and Tao Yu and Junsheng Yu and Xiaodong Chen}, title = {A Compact Multi-beam End-fire Circularly Polarized Septum Antenna Array for Millimeter-Wave Applications}, journal = {IEEE Access}, year = 2018, } @article{CTT100800840, author = {T. Nagayama and S. Akiba and T. Tomura and J. Hirokawa}, title = {Photonics-based millimeter-wave band remote beamforming of array-antenna integrated with photodiode using variable optical delay line and attenuator}, journal = {J. Lightw. Technol.}, year = 2018, } @article{CTT100800839, author = {Xiaohe Cheng and Yuan Yao and Takashi Tomura and Jiro Hirokawa and Tao Yu and Junsheng Yu and Xiaodong Chen}, title = {Millimeter-wave frequency beam scanning array with a phase shifter based on substrate-integrated-waveguide}, journal = {IEEE Access}, year = 2018, } @article{CTT100743329, author = {TOMURA Takashi and TAKIKAWA Michio and INASAWA Yoshio and MIYASHITA Hiroaki}, title = {Simultaneous Optimal Design Method of Primary Radiator and Main Reflector for Shaped Beam Antennas}, journal = {IEICE Transactions on Communications}, year = 2017, } @article{CTT100681073, author = {Takashi Tomura and JIRO HIROKAWA and Takuichi Hirano and Makoto Ando}, title = {A 45° Linearly Polarized Hollow-Waveguide 16x16-Slot Array Antenna Covering 71–86 GHz Band,}, journal = {IEEE Transactions on Antennas and Propagation}, year = 2014, } @article{CTT100681078, author = {Takashi Tomura and Jiro Hirokawa and Takuichi Hirano and Makoto Ando}, title = {A Wideband 16×16-Element Corporate-Feed Hollow-Waveguide Slot Array Antenna in the 60-GHz Band}, journal = {IEICE Transactions on Communications}, year = 2014, } @article{CTT100640802, author = {T. Tomura and Y. Miura and M. Zhang and J. Hirokawa and M. Ando}, title = {A 45-deg. Linearly Polarized Hollow-Waveguide Corporate-Feed Slot Array Antenna in the 60-GHz Band}, journal = {IEEE Transactions on Antennas and Propagation}, year = 2012, } @inproceedings{CTT100909854, author = {Shohei Ogura and Takashi Tomura}, title = {300GHz帯ポスト壁導波路並列給電アンテナの固有モード解析による広帯域化}, booktitle = {}, year = 2024, } @inproceedings{CTT100909852, author = {Shohei Ogura and Takashi Tomura and Lin Lin}, title = {Wideband Design of 2×2-element Post-Wall Waveguide Slot Subarray for 350-GHz band}, booktitle = {}, year = 2024, } @inproceedings{CTT100911398, author = {Yuya Kato and JIRO HIROKAWA and Takashi Tomura and 竹厚善生 and 赤堀耕一郎 and Toru Taniguchi}, title = {モノパルス並列給電導波管スロットアレーを用いた直角座標系直交非遠方界4多重QPSK伝送}, booktitle = {}, year = 2024, } @inproceedings{CTT100909874, author = {Atsushi Saito and JIRO HIROKAWA and Takashi Tomura}, title = {シリコンウェハを⽤いた150GHz帯並列給電導波管スロットアンテナ⽤2×2素⼦サブアレーの設 計}, booktitle = {}, year = 2024, } @inproceedings{CTT100909728, author = {Yoshihiko Akamine and Takashi Tomura and JIRO HIROKAWA}, title = {Method of Maximum Bistatic Angle Estimation in Quasi-monostatic System Depending on Distance between Radar and Target}, booktitle = {}, year = 2024, } @inproceedings{CTT100909838, author = {Gen Nakayama and Takashi Tomura}, title = {Radiation part design of a full-corporate feed radial line slot antenna with isoflux radiation pattern}, booktitle = {}, year = 2024, } @inproceedings{CTT100909839, author = {Haruki Kurakawa and Kodai Suzuki and Gen Nakayama and Hiraku Sakamoto and Takashi Tomura}, title = {Unwanted radiation suppression design of a beam tilt array by inner layer feeding}, booktitle = {}, year = 2024, } @inproceedings{CTT100909844, author = {Yuto Kihara and Gen Nakayama and Takashi Tomura}, title = {Study on Tx and Rx Antenna Dimensions and Transmission Distance for 24-GHz-Band Wireless Power Transmission by Gaussian Beam}, booktitle = {}, year = 2024, } @inproceedings{CTT100909843, author = {Koudai Suzuki and Haruki Kurokawa and Gen Nakayama and Hiraku Sakamoto and Takashi Tomura}, title = {Design of deployable linear-to-circular polarization conversion reflectarray antennas for small satellites}, booktitle = {}, year = 2024, } @inproceedings{CTT100909857, author = {Rikako Yamaguchi and Jiro Hirokawa and Takashi Tomura and Minoru Inomata and Wataru Yamada}, title = {Traveling-wave excited radiating element design of a hollow-waveguide slot array antenna for channel sounder in 150 GHz band}, booktitle = {}, year = 2024, } @inproceedings{CTT100908923, author = {Yoshihiko Akamine and Takashi Tomura and JIRO HIROKAWA}, title = {Scattered Field Transformation with Planar Scan Applicable for Differences in Radar Ranges of Transmitter and Receiver}, booktitle = {信学技報}, year = 2024, } @inproceedings{CTT100909847, author = {Shunsuke SAKAI and Jiro HIROKAWA and Takashi TOMURA}, title = {Evaluation of a Radiation Pattern by a Three-Dimensionally Folded Monopole Array near a Metal Plate}, booktitle = {}, year = 2024, } @inproceedings{CTT100909845, author = {Hiraku Sakamoto and Takashi Tomura and Atsuki Ochi and Kazuki Nagai and Motoki Moritani and Gen Nakayama and Taichi Oshino}, title = {Space Demonstration of Two-layer Deployable Membrane Reflectarray Antenna with Popup Book Mechanism}, booktitle = {}, year = 2024, } @inproceedings{CTT100906129, author = {Gen Nakayama and Takashi Tomura}, title = {Feeding design of a full-corporate feed radial line slot antenna with isoflux radiation pattern}, booktitle = {}, year = 2023, } @inproceedings{CTT100909855, author = {Rikako Yamaguchi and Jiro Hirokawa and Takashi Tomura and Minoru Inomata and Wataru Yamada}, title = {Design of a hollow waveguide slotted array antenna fed by an E-plane horn for a channel sounder}, booktitle = {}, year = 2023, } @inproceedings{CTT100906176, author = {Yoshihiko Akamine and Takashi Tomura and Jiro Hirokawa}, title = {Scattered Field Transformation with Spherical Scan Applicable for Differences in the Radar Ranges of the Transmitter and Receiver}, booktitle = {}, year = 2023, } @inproceedings{CTT100906127, author = {Gen Nakayama and Takashi Tomura}, title = {Design of Center Radiation Slot for Radial Line Slot Antenna}, booktitle = {}, year = 2023, } @inproceedings{CTT100909853, author = {Rikako Yamaguchi and Jiro Hirokawa and Takashi Tomura and Minoru Inomata and Wataru Yamada}, title = {Design of a hollow-waveguide slot array antenna for a channel sounder in the 150 GHz band}, booktitle = {}, year = 2023, } @inproceedings{CTT100906128, author = {Haruki Kurokawa and Gen Nakayama and Yuki Takeda and Takashi Tomura and Hiraku Sakamoto}, title = {Design of a Planar Beam-Tilt Array for Primary Radiators of CubeSat-Onboard Reflectarray}, booktitle = {}, year = 2023, } @inproceedings{CTT100903181, author = {Yoshihiko Akamine and Takashi Tomura and JIRO HIROKAWA}, title = {Prediction of Bistatic Scattered Field under Plane Wave Incidence by Using Scattered Field Transformation in Planar Scanning}, booktitle = {}, year = 2023, } @inproceedings{CTT100909851, author = {Rikako Yamaguchi and Jiro Hirokawa and Takashi Tomura and Minoru Inomata and Wataru Yamada}, title = {Design of a hollow-waveguide slot array antenna for channel sounder in 150 GHz band}, booktitle = {}, year = 2023, } @inproceedings{CTT100902576, author = {Gen Nakayama and Motoki Moritani and Takashi Tomura and Hiraku Sakamoto and Shuhei Koike and Taichi Oshino and Yoshiki Mitsumoto and Kazuki Nagai and Sora Kanamaru and Takumi Sato and Haruki Kurokawa and Soma Saito and Atsuki Ochi and DELBURG PANES MITCHAO and Shinya Tamura and Yuki Takeda and Toranosuke Yanagi and Yuki Takeda and Koichi Kidani and Kota Toyoda and So Yeon Suk and Mitsuhiko Yasuhara and Koudai Suzuki and Riku Maeda and Sota Kume and Atsushi Shirane and Kenichi Okada}, title = {Space Demonstration of Two-layer Pop-up Origami Deployable Membrane Reflectarray}, booktitle = {}, year = 2023, } @inproceedings{CTT100891132, author = {Raisei Mizokuchi and Jun Yoneda and Takashi Tomura and Tetsuo Kodera}, title = {Magic-T design toward reduction of crosstalk effects in RF reflectometry on quantum dot}, booktitle = {}, year = 2023, } @inproceedings{CTT100892756, author = {Yoshihiko Akamine and Takashi Tomura and Jiro Hirokawa}, title = {Radar Cross-section Prediction from Cylindrically Scanned Near-Field Samples Applicable for Differences in the Radar Range of the Transmitter and Receiver}, booktitle = {}, year = 2023, } @inproceedings{CTT100892757, author = {Yaxiang Wu and Jiro Hirokawa and Takashi Tomura}, title = {Design of a Dual-Polarized Parallel-Plate Waveguide 2×2-Slot Subarray}, booktitle = {TH-UB.3P.4}, year = 2023, } @inproceedings{CTT100892758, author = {Huanqian Xiong and Jiro Hirokawa and Takashi Tomura}, title = {Design of a Center-fed Dual-polarized Parallel Plate Slot Array Antenna}, booktitle = {}, year = 2023, } @inproceedings{CTT100902572, author = {Gen Nakayama and Haruki Kurokawa and Takashi Tomura and Hiraku Sakamoto}, title = {Design of 5.8-GHz-band Deployable Reflectarray}, booktitle = {}, year = 2023, } @inproceedings{CTT100892755, author = {Jiro Hirokawa and Renkai Zhao and Takashi Tomura}, title = {Feasibility of a quasi-isotropic radiation pattern by a millimeter-wave three-dimensional folded monopole antenna with proximity to a metal plate}, booktitle = {}, year = 2023, } @inproceedings{CTT100892776, author = {JIRO HIROKAWA and Qi Li and Shengjia Wu and Takashi Tomura and Nelson J. G. Fonseca}, title = {任意のビーム数を有する1次元および2次元直交切替マトリックスの最近の進展}, booktitle = {}, year = 2023, } @inproceedings{CTT100891425, author = {Yoshihiko Akamine and Takashi Tomura and JIRO HIROKAWA}, title = {Near-Field Transformation with Cylindrical Scan for Radar Cross Section Measurements Applicable for Differences in the Radar Ranges of the Transmitter and Receiver}, booktitle = {}, year = 2023, } @inproceedings{CTT100892774, author = {Takashi Tomura and JIRO HIROKAWA}, title = {マルチモード直方体共振器による積層薄板導波管のミリ波帯異方性導電率測定}, booktitle = {信学技報}, year = 2023, } @inproceedings{CTT100895759, author = {Takashi Tomura and 和田 武尚 and Atsushi Shirane and Kenichi Okada and 須藤 順平 and Makoto Higaki and 井上 聡一郎 and 永島 隆}, title = {26GHz帯広角ビーム走査ダイポール装荷パッチアレーの試作測定結果}, booktitle = {}, year = 2023, } @inproceedings{CTT100892786, author = {Kazuto Sasaki and JIRO HIROKAWA and Takashi Tomura}, title = {ミリ波自動車レーダ用導波管スロットサブアレーアンテナの設計}, booktitle = {}, year = 2023, } @inproceedings{CTT100892785, author = {Yoshiki Hara and JIRO HIROKAWA and Takashi Tomura}, title = {部分並列給電平行平板スロットサブアレーの設計}, booktitle = {}, year = 2023, } @inproceedings{CTT100888118, author = {Alberto Hernandez-Escobar and Takashi Tomura}, title = {Substrate-Integrated Half-Wavelength L-Shaped Monopole for Antenna in Package Modules}, booktitle = {}, year = 2023, } @inproceedings{CTT100887883, author = {Renkai Zhao and Jiro Hirokawa and Takashi Tomura}, title = {Feasibility of a Three-dimensional Radiation Pattern by a Horizontal-plane Orthogonal Two Monopole Array near a Metal Plate}, booktitle = {}, year = 2023, } @inproceedings{CTT100887826, author = {Rikako Yamaguchi and JIRO HIROKAWA and Takashi Tomura and Minoru Inomata and Wataru Yamada}, title = {150GHz帯チャネルサウンダ用中空導波管スロットアレーアンテナの放射素子の設計}, booktitle = {}, year = 2023, } @inproceedings{CTT100887807, author = {Yoshiki Mitsumoto and Takashi Tomura and JIRO HIROKAWA and 山中大輔 and 木寺信隆 and 加賀谷修}, title = {Design of waveguide stacked E-plane crossed directional couplers}, booktitle = {}, year = 2023, } @inproceedings{CTT100887784, author = {Huanqian Xiong and Jiro Hirokawa and Takashi Tomura}, title = {Design of a Probe-fed Waveguide Feeder in a Dual-polarized Parallel Plate Slot Array Antenna}, booktitle = {}, year = 2023, } @inproceedings{CTT100887686, author = {Shengjia Wu and Jiro Hirokawa and Takashi Tomura and Nelson J. G. Fonseca}, title = {Comparative Evaluation of Different Assignments for Post-wall 1-D Parallel Switching Matrices with Four Beams}, booktitle = {}, year = 2023, } @inproceedings{CTT100887352, author = {Yuki Takeda and Takashi Tomura and Hiraku Sakamoto}, title = {Design of Reconfigurable Reflectarray Antennas on Flexible Substrate with Varactor Diodes Mounted on Slot-Coupled Microstrip Lines}, booktitle = {}, year = 2023, } @inproceedings{CTT100887013, author = {Yuki Tomori and Takashi Tomura and JIRO HIROKAWA}, title = {Design of a Circularly Polarized Parallel-plate Slot Array Antenna with Corrugations}, booktitle = {}, year = 2023, } @inproceedings{CTT100886817, author = {Yoshihiko AKAMINE and Takashi TOMURA and Jiro HIROKAWA}, title = {Monostatic to Bistatic Equivalence Theorem Applicable in the Region Closer than the Fresnel Region}, booktitle = {}, year = 2023, } @inproceedings{CTT100886556, author = {Yoshihiko AKAMINE and Takashi TOMURA and Jiro Hirokawa}, title = {Near-Field to Far-Field Transformation with Cylindrical Scan for Radar Cross Section Measurements Applicable for Differences in the Radar Ranges of the Transmitter and Receiver}, booktitle = {}, year = 2023, } @inproceedings{CTT100896144, author = {Xi Fu and Dongwon You and Xiaolin Wang and Michihiro Ide and Yuncheng Zhang and Jun Sakamaki and Ashibir Aviat Fadila and Zheng Li and Yun Wang and Jumpei Sudo and Makoto Higaki and Soichiro Inoue and Takashi Eishima and Takashi Tomura and Jian Pang and Hiroyuki Sakai and Kenichi Okada and Atsushi Shirane}, title = {A 2.95mW/element Ka-band CMOS Phased-Array Receiver Utilizing On-Chip Distributed Radiation Sensors in Low Earth Orbit Small Satellite Constellation}, booktitle = {}, year = 2023, } @inproceedings{CTT100896143, author = {Dongwon You and Xi Fu and Xiaolin Wang and Yuan Gao and Wenqian Wang and Jun Sakamaki and Hans Herdian and Sena Kato and Michihiro Ide and Yuncheng Zhang and Ashbir Aviat fadila and Zheng Li and Chun Wang and Yun Wang and Jumpei Sudo and Makoto Higaki and Nahoka Kawaguchi and Masaya Nitta and Soichiro Inoue and Takashi Eishima and Takashi Tomura and Jian Pang and Hiroyuki Sakai and Kenichi Okada and Atsushi Shirane}, title = {A Small-Satellite-Mounted 256-Element Ka-Band CMOS Phased-Array Transmitter Achieving 63.8dBm EIRP Under 26.6W Power Consumption Using Single/Dual Circular Polarization Active Coupler}, booktitle = {}, year = 2023, } @inproceedings{CTT100885207, author = {Yoshihiko Akamine and Takashi Tomura and Jiro Hirokawa}, title = {Single-cut Bistatic Scattered Field Transformation by Using the Equivalence Theorem to the Monostatic Field}, booktitle = {信学技報}, year = 2023, } @inproceedings{CTT100902577, author = {Haruki Kurokawa and Gen Nakayama and Yuki Takeda and Takashi Tomura and Hiraku Sakamoto}, title = {超小型衛星搭載リフレクトアレーアンテナ一次放射器用プリント基板ビームチルトアレーの設計}, booktitle = {}, year = 2023, } @inproceedings{CTT100897139, author = {Kazuki Nagai and Hiraku Sakamoto and Takashi Tomura and Shinya Tamura and Yuki Takeda}, title = {超小型衛星に搭載する二層型宇宙膜面アレーアンテナの開発}, booktitle = {}, year = 2022, } @inproceedings{CTT100892768, author = {Hirobumi Saito and Kosei Ishimura and Takashi Tomura and JIRO HIROKAWA}, title = {小型合成レーダ用のCFRP製2次元スロットアレーアンテナの試作}, booktitle = {信学技報}, year = 2022, } @inproceedings{CTT100897147, author = {Shinya Tamura and Kazuki Nagai and Takashi Tomura and Hiraku Sakamoto}, title = {アンテナ面とグラウンド面の二層を有する膜面アンテナの収納・展開}, booktitle = {}, year = 2022, } @inproceedings{CTT100895799, author = {井上 聡一郎 and Naoki Miyashita and 永島 隆 and 清原 耕輔 and 星 宏明 and 細沼 貴之 and 中須賀 真一 and 野村 俊一郎 and 平子 敬一 and Kenichi Okada and Atsushi Shirane and Takashi Tomura}, title = {小型衛星コンステレーション向け電波・光ハイブリッド通信技術の研究開発に関する開発状況}, booktitle = {}, year = 2022, } @inproceedings{CTT100891109, author = {Hiraku Sakamoto and Shuhei Koike and Motoki Moritani and Misato Ishiwata and Kazuki Nagai and Shinya Tamura and Takaomi Chubachi and Hiroki Nakanishi and Yuki Takeda and Gen Nakayama and Takashi Tomura and HIROSHI FURUYA and Yuya Shimoda and Akihito Watanabe}, title = {3UキューブサットOrigamiSat-1多機能展開膜の軌道上展張形状に関する考察}, booktitle = {}, year = 2022, } @inproceedings{CTT100887812, author = {Qi Li and Jiro Hirokawa and Takashi Tomura}, title = {Design of a waveguide two-plane coupler with a different division ratio in horizontal and vertical directions}, booktitle = {}, year = 2022, } @inproceedings{CTT100884389, author = {Takashi Tomura and Jiro Hirokawa and Daisuke Yamanaka and Osamu Kagaya and Nobutaka Kidera and Katsuaki Miyatani and Hisaaki Furukawa}, title = {Synthetic Fused Silica Glass Based Low Loss 60-GHz-Band H-Plane Substrate Integrated Waveguide Hybrid by Through Quartz Vias}, booktitle = {Proceedings of 2022 Asia-Pacific Microwave Conference}, year = 2022, } @inproceedings{CTT100896877, author = {Shiyogo Nerome and Kiyona Miyamoto and Toshihiro Chujo and Yoichi Yatsu and Takashi Tomura and 坂本 祐二 and Saburo Matunaga}, title = {S帯とGlobalstar衛星通信を用いた超小型衛星ひばりの通信系の開発と軌道上運用結果}, booktitle = {}, year = 2022, } @inproceedings{CTT100887688, author = {Shengjia Wu and Jiro Hirokawa and Takashi Tomura and Nelson J. G. Fonseca}, title = {Assignment of Adjacent Output Phase Differences Per Input Port in One-dimensional Parallel Switching Matrices}, booktitle = {信学技報}, year = 2022, } @inproceedings{CTT100892767, author = {Masashi Fujishiro and JIRO HIROKAWA and Takashi Tomura}, title = {直角座標系二次元直交多重伝送における伝送容量増大のためのミリ波帯導波管スロットアレーアンテナの研究}, booktitle = {}, year = 2022, } @inproceedings{CTT100887819, author = {Yaxiang Wu and Jiro Hirokawa and Takashi Tomura}, title = {Groove Gap Waveguide with Interlaced Pins for Higher-Frequency Fabrication}, booktitle = {}, year = 2022, } @inproceedings{CTT100892766, author = {Rikako Yamaguchi and JIRO HIROKAWA and Takashi Tomura}, title = {150GHz帯円形配列中空導波管狭壁上スロットアレーアンテナの研究}, booktitle = {信学技報}, year = 2022, } @inproceedings{CTT100886901, author = {Yuto Katsura and Takashi Tomura and Jiro Hirokawa}, title = {方形領域に照射するポスト壁導波路スロットアレーアンテナ用給電回路の設計}, booktitle = {信学技報}, year = 2022, } @inproceedings{CTT100897154, author = {Kazuki Nagai and Hiraku Sakamoto and Shinya Tamura and Takashi Tomura and Yuki Takeda}, title = {二層型宇宙膜面アレーアンテナの展開形状評価}, booktitle = {}, year = 2022, } @inproceedings{CTT100902571, author = {Gen Nakayama and Takashi Tomura}, title = {Ka帯アイソフラックス指向性ラジアルラインスロットアンテナの設計}, booktitle = {}, year = 2022, } @inproceedings{CTT100892750, author = {Huanqian Xiong and Jiro Hirokawa and Takashi Tomura}, title = {Design of a 1D Slot Pair Radiating Subarray and a Centered Longitudinal Feeding Slot Waveguide Feeder for a Dual-polarized Parallel Plate Slot Array Antenna}, booktitle = {}, year = 2022, } @inproceedings{CTT100892749, author = {Qi Li and Jiro Hirokawa and Takashi Tomura}, title = {Design Method of a Hollow-waveguide Two-plane Coupler with Unequal Division Ratio along with Horizontal and Vertical Direction}, booktitle = {}, year = 2022, } @inproceedings{CTT100892748, author = {Yaxiang Wu and Jiro Hirokawa and Takashi Tomura}, title = {Design Method of Gap Waveguide with Interlaced Pins for High-Frequency Fabrication}, booktitle = {}, year = 2022, } @inproceedings{CTT100881439, author = {Masato Machida and Raisei Mizokuchi and Jun Yoneda and Takashi Tomura and T. Kodera}, title = {Mixed-mode RF reflectometry for reduction of crosstalk effects}, booktitle = {}, year = 2022, } @inproceedings{CTT100887908, author = {Shohei Ogura and Takashi Tomura and Lin Lin}, title = {350GHz帯16×16素子ポスト壁導波路並列給電スロットアレーアンテナの設計}, booktitle = {}, year = 2022, } @inproceedings{CTT100886712, author = {Riki Yanagisawa and Jiro Hirokawa and Takashi Tomura}, title = {Design of a 150GHz-Band Reflector Omnidirectional Antenna Using a Circular TE11-TM01 Mode Converter}, booktitle = {}, year = 2022, } @inproceedings{CTT100887820, author = {Rikako Yamaguchi and JIRO HIROKAWA and Takashi Tomura and Minoru Inomata and Wataru Yamada}, title = {150GHz帯チャネルサウンダ用中空導波管スロットアレーアンテナの給電部設計}, booktitle = {}, year = 2022, } @inproceedings{CTT100887687, author = {Shengjia Wu and Jiro Hirokawa and Takashi Tomura and Nelson J. G. Fonseca}, title = {Comparative Evaluation of Different Assignments for 1-D Parallel Switching Matrices with Four Beams}, booktitle = {}, year = 2022, } @inproceedings{CTT100882198, author = {Yuki Takeda and Takashi Tomura and Hiraku Sakamoto}, title = {Reflection Phase Control by Varactor Diodes for Reflectarray Antennas on Flexible Substrate}, booktitle = {}, year = 2022, } @inproceedings{CTT100887014, author = {Tomori Yuki and Tomura Takashi and Hirokawa Jiro}, title = {Design of a Circularly Polarized Slot Pair on a Parallel-plate Waveguide with Corrugations}, booktitle = {}, year = 2022, } @inproceedings{CTT100881918, author = {Yoshihiko Akamine and Takashi Tomura and JIRO HIROKAWA}, title = {Near Field to Far Field Transformation for Radar Cross Section Measurements by Using a Novel Weighting Factor for Cylindrical Scanning}, booktitle = {}, year = 2022, } @inproceedings{CTT100892784, author = {Masashi Fujishiro and JIRO HIROKAWA and Takashi Tomura}, title = {直角座標系二次元直交多重伝送におけるサブアレー間隔拡大による伝送容量増大の素子間隔,素子数依存性}, booktitle = {}, year = 2022, } @inproceedings{CTT100892783, author = {Yaxiang Wu and Jiro Hirokawa and Takashi Tomura}, title = {Design of a Gap Waveguide with Interlaced Pins for Higher-Frequency Fabrication}, booktitle = {}, year = 2022, } @inproceedings{CTT100892782, author = {Huanqian Xiong and Jiro Hirokawa and Takashi Tomura}, title = {Design of a 1D Radiating Subarray in a Dual-polarized Parallel Plate Slot Array Antenna with Centered Longitudinal Feeding Slots}, booktitle = {}, year = 2022, } @inproceedings{CTT100892780, author = {Qi Li and Jiro Hirokawa and Takashi Tomura}, title = {Design of a Hollow-waveguide Two-plane Coupler with Unequal Division Ratio along with Horizontal and Vertical Directions}, booktitle = {}, year = 2022, } @inproceedings{CTT100892778, author = {Yoshiki Hara and JIRO HIROKAWA and Takashi Tomura}, title = {部分並列給電平行平板スロットアレーアンテナの放射素子設計}, booktitle = {}, year = 2022, } @inproceedings{CTT100892747, author = {Hirobumi Saito and Kosei Ishimura and Takashi Tomura and Jiro Hirokawa}, title = {Low Cost SAR Antenna with Wide Swath and High Ground Resolution}, booktitle = {Small Sat. Conf.}, year = 2022, } @inproceedings{CTT100902578, author = {Takashi Tomura and Hiraku Sakamoto and Yuki Takeda and Gen Nakayama and Toranosuke Yanagi and Motoki Moritani and Shuhei Koike and Yuki Takeda and Shinya Tamura and Kazuki Nagai and Sora Kanamaru}, title = {Two-layer Pop-up Origami Deployable Membrane Reflectarray Antenna}, booktitle = {}, year = 2022, } @inproceedings{CTT100874922, author = {Yoshihiko Akamine and Takashi Tomura and Jiro Hirokawa}, title = {Computationally Efficient Near Field to Far Field Transformation Method for Radar Cross Section Measurements with Single Frequency}, booktitle = {}, year = 2022, } @inproceedings{CTT100874921, author = {Yaxiang Wu and Takashi Tomura and Jiro Hirokawa and Miao Zhang}, title = {Wideband Design of an Aperture-Coupled 2 × 2-ME-Dipole Subarray Based on Gap Waveguide Technology}, booktitle = {}, year = 2022, } @inproceedings{CTT100874919, author = {Huanqian Xiong and Jiro Hirokawa and Takashi Tomura}, title = {A Compact Radiating Element Consisting of a Slot and a Wall for a Dual Polarized Parallel Plate Slot Array Antenna}, booktitle = {}, year = 2022, } @inproceedings{CTT100874923, author = {Qi Li and Jiro Hirokawa and Takashi Tomura and Nelson J. G. Fonseca}, title = {A 3×3-way Hollow Waveguide Nolen Matrix Using a 2-plane Unbalanced Coupler}, booktitle = {}, year = 2022, } @inproceedings{CTT100874926, author = {Takashi Tomura and Jiro Hirokawa and Muhsin Ali and Guillermo Carpintero}, title = {Spatial Multiplexed Wireless Communication by E-band ROM Antennas and RoF}, booktitle = {}, year = 2022, } @inproceedings{CTT100874890, author = {Yoshihiko Akamine and Takashi Tomura and JIRO HIROKAWA}, title = {円筒波展開に基づく重み関数を用いた一次元円走査レーダ散乱断面積近傍界遠方界変換}, booktitle = {信学技報}, year = 2022, } @inproceedings{CTT100892777, author = {Masashi Fujishiro and JIRO HIROKAWA and Takashi Tomura and Kentaro Nishimori}, title = {直角座標系二次元直交多重伝送におけるサブアレー間隔拡大による伝送容量増大の基礎検討}, booktitle = {}, year = 2022, } @inproceedings{CTT100902570, author = {Gen Nakayama and Takashi Tomura}, title = {円形開口アレーによるアイソフラックス放射特性の基礎検討}, booktitle = {}, year = 2022, } @inproceedings{CTT100895862, author = {Takashi Tomura and Dongwon You and Atsushi Shirane and Kenichi Okada and 須藤 順平 and 永島 隆}, title = {26GHz帯広角ビーム走査パッチアレーのダイポールによる反射抑圧}, booktitle = {}, year = 2022, } @inproceedings{CTT100887905, author = {Shohei Ogura and Takashi Tomura and Lin Lin}, title = {340GHz帯2×2素子誘電体充填導波管スロットサブアレーの広帯域設計}, booktitle = {}, year = 2022, } @inproceedings{CTT100879446, author = {Takashi Tomura and Dongwon You and Atsushi Shirane and Kenichi Okada and 須藤 順平 and 永島 隆}, title = {26GHz帯広角ビーム走査パッチアレーのダイポールによる反射抑圧}, booktitle = {}, year = 2022, } @inproceedings{CTT100879347, author = {Takashi Eishima and Soichiro Inoue and Akihiro Yonemoto and Jumpei Sudo and Takayuki Hosonuma and Shinichi Nakasuka and Atsushi Shirane and Takashi Tomura and Kenichi Okada and Kosuke Kiyohara}, title = {RF and Optical Hybrid LEO Communication System for Non-Terrestrial Network}, booktitle = {}, year = 2022, } @inproceedings{CTT100874904, author = {Yuto Katsura and Takashi Tomura and JIRO HIROKAWA}, title = {方形領域照射導波管スロットアレーアンテナの部分並列給電回路の設計}, booktitle = {}, year = 2022, } @inproceedings{CTT100874903, author = {Hirobumi Saito and Takashi Tomura and JIRO HIROKAWA}, title = {小型衛星搭載のCFRP製展開型スロットアレーアンテナ}, booktitle = {}, year = 2022, } @inproceedings{CTT100874900, author = {Shengjia Wu and Jiro Hirokawa and Takashi Tomura and Nelson J. G. Fonseca}, title = {Special Configurations of 1-D Parallel Switching Matrices with Four Beams}, booktitle = {}, year = 2022, } @inproceedings{CTT100874899, author = {Yaxiang Wu and Takashi Tomura and Jiro Hirokawa and Miao Zhang}, title = {Design of a Wideband Aperture-Coupled 2×2-Magnetoelectric Dipole Subarray Fed by Groove Gap Waveguide}, booktitle = {}, year = 2022, } @inproceedings{CTT100869283, author = {Qi Li and Jiro Hirokawa and Takashi Tomura and Nelson J. G. Fonseca}, title = {A 3×3-way Hollow-waveguide Nolen Matrix Using a 2-plane Coupler with Unequal Power Division}, booktitle = {}, year = 2022, } @inproceedings{CTT100869136, author = {Baoquan Duan and Takashi Tomura and Jiro Hirokawa}, title = {Proposal of 4×4-mode Rectangular-coordinate Orthogonal Multiplexing Antenna System for the Non-far Region Communication}, booktitle = {}, year = 2022, } @inproceedings{CTT100869108, author = {Yoshihiko Akamine and Takashi Tomura and Jiro Hirokawa}, title = {Near Field to Far Field Transformation for Radar Cross Section Measurement Based on Cylindrical Wave Expansion}, booktitle = {}, year = 2022, } @inproceedings{CTT100869105, author = {Riki Yanagisawa and Jiro Hirokawa and Takashi Tomura}, title = {Design of a Mode Converter for Feeding an Omnidirectional Antenna in 300GHz-Band}, booktitle = {}, year = 2022, } @inproceedings{CTT100869090, author = {Yuki Takeda and Takashi Tomura and Hiraku Sakamoto}, title = {Reflection Phase Control of Reflectarray Composed of Single Flexible Substrate}, booktitle = {}, year = 2022, } @inproceedings{CTT100867318, author = {Masato Machida and Raisei Mizokuchi and Jun Yoneda and Takashi Tomura and Tetsuo Kodera}, title = {ミックスモード伝送による RF 反射測定のクロストーク 低減}, booktitle = {}, year = 2022, } @inproceedings{CTT100867935, author = {Takashi Tomura}, title = {Rectangular-Coordinate Orthogonal Multiplexing (ROM) Antennas and Radio-over-Fiber (RoF) Enabled Wideband Wireless Links}, booktitle = {}, year = 2022, } @inproceedings{CTT100880020, author = {Shuhei Koike and Motoki Moritani and Misato Ishiwata and Shinya Tamura and Kazuki Nagai and Hiraku Sakamoto and Hiroki Nakanishi and Takashi Tomura and HIROSHI FURUYA and Akihito Watanabe}, title = {Revival and Successive Operation of 3U CubeSat OrigamiSat-1 with Multifunctional Deployable Membrane}, booktitle = {}, year = 2022, } @inproceedings{CTT100867178, author = {Yuta Ishikawa and Takashi Tomura and Jiro Hirokawa}, title = {Design of a Circularly-polarized Crossed-slot Square-Arrangement Array Antennas on Alternating-phase Feed Parallel-plate Waveguide}, booktitle = {IEICE Technical Report}, year = 2022, } @inproceedings{CTT100865685, author = {Hiroki Nishimoto and Takashi Tomura and JIRO HIROKAWA}, title = {Analysis and design of a circularly-polarized element on a parallel-plate waveguide with perpendicular corporate-feed}, booktitle = {信学技報}, year = 2022, } @inproceedings{CTT100880645, author = {M. Kato and H. Sakamoto and T. Tomura and M. Okuma}, title = {Phase Adjustment Algorithm for Deformation Compensation of Nonflat Reflectarray Antenna}, booktitle = {}, year = 2022, } @inproceedings{CTT100869284, author = {Qi Li and Jiro Hirokawa and Takashi Tomura and Nelson J. G. Fonseca}, title = {Design of a Waveguide Two-plane Hybrid Coupler with Nonuniform Division}, booktitle = {}, year = 2021, } @inproceedings{CTT100869109, author = {Baoquan Duan and Takashi Tomura and JIRO HIROKAWA}, title = {Transmission Progress in Rectangular-Coordinate Orthogonal Multiplexing by Excitation Optimization of Slot Arrays Based on the Scattering Parameters}, booktitle = {}, year = 2021, } @inproceedings{CTT100867934, author = {Takashi Tomura and Jiro Hirokawa}, title = {Gain evaluation of millimeter-wave-band plate-laminated-waveguide slot arrays by measured anisotropic conductivity}, booktitle = {}, year = 2021, } @inproceedings{CTT100880641, author = {Hiraku Sakamoto and Takashi Tomura and Atsushi Shirane and Kenichi Okada}, title = {折り紙技術を用いた展開式・非平面膜面アレーアンテナの宇宙実証}, booktitle = {}, year = 2021, } @inproceedings{CTT100874882, author = {Muhsin Ali and Guillermo Carpintero and Takashi Tomura and Jiro Hirokawa and Simon Nellen and Björn Globisch}, title = {Millimetre-wave Photonic Emitter Featuring a PIN-PD with WR-12 Output}, booktitle = {Intl. Topical Meeting Microw. Photonics}, year = 2021, } @inproceedings{CTT100867933, author = {Takashi Tomura and Soichi Sakurai and Jiro Hirokawa and Shulabh Gupta}, title = {Excitation Phase Control of Parallel-Fed Waveguide Slot Array Antenna Using Printed Circuit Board Single-Layer Structure Transmit Array}, booktitle = {}, year = 2021, } @inproceedings{CTT100874906, author = {Hirobumi Saito and Kosei Ishimura and Takashi Tomura and JIRO HIROKAWA and Koji Tanaka}, title = {小型SAR衛星用の形状安定性に優れた軽量CFRP製展開パネルスロットアレイアンテナの開発(その2)}, booktitle = {}, year = 2021, } @inproceedings{CTT100867932, author = {Takashi Tomura and Jiro Hirokawa and Muhsin Ali and Guillermo Carpintero}, title = {Spatial Multiplexed Wideband Wireless Link Using E-band Rectangular-Coordinate Orthogonal Multiplexing (ROM) Antennas}, booktitle = {}, year = 2021, } @inproceedings{CTT100874891, author = {Takashi Tomura and JIRO HIROKAWA and Muhsin Ali and Guillermo Carpintero}, title = {60-GHz-band Spatial Duplex Radio over Fiber by Rectangular-Coordinate Two-Dimensional Orthogonal Multiplexing}, booktitle = {IEICE Technical Report}, year = 2021, } @inproceedings{CTT100874892, author = {Yoshiki Hara and JIRO HIROKAWA and Takashi Tomura}, title = {テラヘルツ帯部分並列給電導波管スロットアレーのアンテナ効率と帯域に関する研究}, booktitle = {信学技報}, year = 2021, } @inproceedings{CTT100874889, author = {Jiro Hirokawa and Shihao Chen and Takashi Tomura}, title = {Bandwidth enhancement by optimizing the cross‐sectional shape of the coupling region in a waveguide 2‐plane hybrid}, booktitle = {}, year = 2021, } @inproceedings{CTT100874886, author = {Yoshiki Hara and Takashi Tomura and Jiro Hirokawa}, title = {Effect on Unloaded Q Factor by a Feeding Structure of a 330-500 GHz Band Reflection-Type Hollow Rectangular Resonator}, booktitle = {}, year = 2021, } @inproceedings{CTT100874885, author = {Yuki Tomori and Tianyu Wang and Jiro Hirokawa and Takashi Tomura}, title = {Design of a Circularly Polarized Slot Array on a Parallel-plate Waveguide fed by Longitudinal Coupling Slots with Posts}, booktitle = {}, year = 2021, } @inproceedings{CTT100874884, author = {Shota Yamakawa and Takashi Tomura and Jiro Hirokawa}, title = {Mode-matching Analysis and Genetic Algorithm Optimization for a Two-plane Coupler by Changing the Cross-sectional Shape of the Coupling Region}, booktitle = {}, year = 2021, } @inproceedings{CTT100867177, author = {Yuta Ishikawa and Takashi Tomura and Jiro Hirokawa}, title = {Design of a Slot Array Antenna on Alternating-phase Feed Parallel-plate Waveguide}, booktitle = {}, year = 2021, } @inproceedings{CTT100867931, author = {Takashi Tomura and Masato Machida and Hiraku Sakamoto}, title = {Simulation Results of a Foldable Reflectarray Composed of Four Triangular Notched Patches}, booktitle = {}, year = 2021, } @inproceedings{CTT100867222, author = {Mizuki Kurose and Takashi Tomura and JIRO HIROKAWA}, title = {Reception level in a touchless ticket gate including the element pattern in the millimeter wave band waveguide slot array installed on the sides}, booktitle = {}, year = 2021, } @inproceedings{CTT100874894, author = {Yuto Katsura and Takashi Tomura and JIRO HIROKAWA}, title = {方形領域照射導波管スロットアレーアンテナの研究}, booktitle = {信学技報}, year = 2021, } @inproceedings{CTT100874893, author = {Yuki Tomori and Tianyu Wang and Takashi Tomura and JIRO HIROKAWA}, title = {非傾斜スロットを用いた円偏波放射平行平板アンテナの研究}, booktitle = {信学技報}, year = 2021, } @inproceedings{CTT100869107, author = {Yoshihiko Akamine and Takashi Tomura and Jiro Hirokawa}, title = {An Effect of the Surface Traveling Wave on Near Field to Far Field Transformation for Radar Cross Section Measurement}, booktitle = {}, year = 2021, } @inproceedings{CTT100869106, author = {Riki Yanagisawa and Jiro Hirokawa and Takashi Tomura}, title = {Study of a Mode Converters for Feeding an Omnidirectional Antenna in 300GHz-Band}, booktitle = {信学技報}, year = 2021, } @inproceedings{CTT100867196, author = {Shota Yamakawa and Takashi Tomura and Jiro Hirokawa}, title = {導波管 2面結合器における結合領域管軸方向の断面形状変化による広帯域化}, booktitle = {信学技報}, year = 2021, } @inproceedings{CTT100867221, author = {Mizuki Kurose and Takashi Tomura and JIRO HIROKAWA}, title = {側面に設置したミリ波帯導波管スロットアレーによる素子指向性を考慮したタッチレス改札内受信レベルの解析}, booktitle = {}, year = 2021, } @inproceedings{CTT100874916, author = {Hirobumi Saito and JIRO HIROKAWA and Takashi Tomura and Kosei Ishimura and Koji Tanaka}, title = {小型合成開口レーダ衛星用のCFRP製2次元スロットアレーアンテナ}, booktitle = {}, year = 2021, } @inproceedings{CTT100874915, author = {Shota Yamakawa and Takashi Tomura and JIRO HIROKAWA}, title = {導波管2面結合器における結合領域管軸方向の断面形状変化による広帯域化}, booktitle = {}, year = 2021, } @inproceedings{CTT100867176, author = {Yuta Ishikawa and Takashi Tomura and Jiro Hirokawa}, title = {Design of a Square Arrangement of Circularly-polarized Crossed-slot Antennas on Alternating-phase Feed Parallel-plate Waveguide}, booktitle = {}, year = 2021, } @inproceedings{CTT100880642, author = {Shinya Tamura and Hiraku Sakamoto and Takashi Tomura}, title = {「飛び出す絵本の機構を用いた宇宙展開膜面アレーアンテナ構造の提案}, booktitle = {}, year = 2021, } @inproceedings{CTT100874909, author = {Takashi Tomura and JIRO HIROKAWA and 山中大輔 and 木寺信隆 and 加賀谷修}, title = {60GHz帯ポスト壁導波路2面結合器の設計}, booktitle = {}, year = 2021, } @inproceedings{CTT100874913, author = {JIRO HIROKAWA and Takashi Tomura and Kouhei Jitousho and Kentaro Nishimori and 竹厚善生 and 赤堀耕一郎 and Toru Taniguchi}, title = {モノパルス並列給電導波管スロットアレーを用いた直角座標系直交非遠方界2多重QPSK伝送}, booktitle = {}, year = 2021, } @inproceedings{CTT100879438, author = {. Atsushi Shirane and Takashi Tomura and Hiraku Sakamoto and Kenichi Okada}, title = {Ultra-lightweight Deployable Antenna Membrane Technology for Future Non-terrestrial 6G Network and Earth Observation}, booktitle = {}, year = 2021, } @inproceedings{CTT100874895, author = {Hirobumi Saito and Kosei Ishimura and Takashi Tomura and JIRO HIROKAWA}, title = {小型 SAR 衛星用の形状安定性に優れたCFRP製展開パネルスロットアレイアンテナの開発}, booktitle = {信学技報}, year = 2021, } @inproceedings{CTT100852691, author = {Baoquan Duan and Takashi Tomura and Jiro Hirokawa}, title = {Transmission Simulation in Rectangular-Coordinate Orthogonal Multiplexing by Excitation Optimization of Slot Arrays Based on the Scattering Parameters}, booktitle = {}, year = 2021, } @inproceedings{CTT100852689, author = {Tianyu Wang and Takashi Tomura and Jiro Hirokawa}, title = {Design of a Waveguide Feeder with Centered Longitudinal Coupling Slots for a Parallel-Plate Slot Array Antenna Panel,}, booktitle = {}, year = 2021, } @inproceedings{CTT100852688, author = {Mizuki Kurose and Takashi Tomura and JIRO HIROKAWA}, title = {側面に設置したミリ波帯導波管スロットアレーによるタッチレス改札内受信レベルの解析}, booktitle = {}, year = 2021, } @inproceedings{CTT100867175, author = {Yuta Ishikawa and Takashi Tomura and Jiro Hirokawa}, title = {Design of a Slot Array Antenna in Alternating-phase Feed Parallel-plate Waveguide}, booktitle = {}, year = 2021, } @inproceedings{CTT100852692, author = {Qi Li and Jiro Hirokawa and Takashi Tomura and Nelson J. G. Fonseca}, title = {Design of a 2-plane Coupler with Unequal Division}, booktitle = {}, year = 2021, } @inproceedings{CTT100852690, author = {Tuchjuta Ruckkwaen and Takashi Tomura and Jiro Hirokawa}, title = {Transmission Stability on Distance in the Near-field Region in 5.8 GHz Band Radial Line Slot Antennas Using a Dogbone Cross-slot Feed}, booktitle = {}, year = 2021, } @inproceedings{CTT100852697, author = {Yoshiki Hara and JIRO HIROKAWA and Takashi Tomura}, title = {330-500GHz帯反射型中空直方体共振器の給電構造による無負荷Q値への影響}, booktitle = {}, year = 2021, } @inproceedings{CTT100852696, author = {Soichi Sakurai and Takashi Tomura and JIRO HIROKAWA and Shulabh Gupta}, title = {プリント基板⼀層構造トランスミットアレーによる並列給電導波管 スロットアレーアンテナの励振位相制御}, booktitle = {}, year = 2021, } @inproceedings{CTT100852694, author = {Yuki Tomori and Tianyu Wang and JIRO HIROKAWA and Takashi Tomura}, title = {26GHz帯平行平板円偏波スロットアレーアンテナの設計}, booktitle = {}, year = 2021, } @inproceedings{CTT100852666, author = {Budhaditya Pyne and Hirobumi Saito and Prilando Rizki Akbar and Koji Tanaka and Jiro Hirokawa and Takashi Tomura}, title = {Flight Model 7-Panel Slot-Array Deployable Antenna Measurement Results of MicroX-SAR 100kg Class Demonstration Satellite}, booktitle = {}, year = 2021, } @inproceedings{CTT100844526, author = {Wataru Kuramoto and Takashi Tomura and JIRO HIROKAWA}, title = {Wideband Design of a H-plane T-junction by Shape Optimization for a Corporate-feed Circuit of a Waveguide Slot Array in the 60GHz-band}, booktitle = {}, year = 2021, } @inproceedings{CTT100844957, author = {Kouhei Jitousho and Takashi Tomura and JIRO HIROKAWA}, title = {Rectangular-coordinate Orthogonal Multiplexing including Modulation}, booktitle = {}, year = 2021, } @inproceedings{CTT100845460, author = {Soichi Sakurai and Takashi Tomura and Jiro Hirokawa}, title = {Suppression of Mutual Coupling between Microstrip Antenna Arrays by Antenna Decoupling Surfaces}, booktitle = {}, year = 2021, } @inproceedings{CTT100867174, author = {Yuta Ishikawa and Takashi Tomura and Jiro Hirokawa}, title = {Excitation by Metal Posts of Square-arrangementSlot Antennas in Alternating-phase FeedParallel-plate Waveguide}, booktitle = {}, year = 2021, } @inproceedings{CTT100852680, author = {Mizuki Kurose and Takashi Tomura and Jiro Hirokawa}, title = {Control of the reception level in a touchless entrance control gate using the millimeter-wave band waveguide slot array installed on the sides}, booktitle = {}, year = 2021, } @inproceedings{CTT100852679, author = {Shota Yamakawa and Takashi Tomura and Jiro Hirokawa}, title = {Mode-matching Analysis and Genetic Algorithm Optimization for an E-plane Coupler by Changing the Cross-sectional Shape of the Coupling Region}, booktitle = {}, year = 2021, } @inproceedings{CTT100852678, author = {Shihao Chen and Takashi Tomura and Jiro Hirokawa and Kota Ito and Mizuki Suga and Yushi Shirato and Daisei Uchida and Naoki Kita}, title = {Design to operate in Two Frequency Bands by Division of the Coupling Region in a Waveguide 2-plane Hybrid Coupler}, booktitle = {}, year = 2021, } @inproceedings{CTT100852675, author = {Shuang Ji and Takashi Tomura and Jiro Hirokawa}, title = {Efficient Optimization for Bandwidth of the Element of a Multilayer Parallel-plate Slot Array}, booktitle = {}, year = 2021, } @inproceedings{CTT100852672, author = {Tuchjuta Ruckkwaen and Takashi Tomura and Jiro Hirokawa}, title = {Transmission Enhancement for Radial Line Slot Antennas in Non-Far Region Using a Feeding Slot with Better Rotating Mode}, booktitle = {}, year = 2021, } @inproceedings{CTT100852670, author = {Takashi Tomura and Jiro Hirokawa}, title = {Near-field Aperture Distribution Measurement of 8×2-element 60-GHz-Band Circularly Polarized Post-Wall Waveguide Dipole Loaded Slot Arrays}, booktitle = {}, year = 2021, } @inproceedings{CTT100836600, author = {Baoquan Duan and Takashi Tomura and Jiro Hirokawa and Miao Zhang}, title = {Transmission Enhancement in Rectangular-Coordinate Orthogonal Multiplexing by Excitation Optimization of Slot Arrays Based on the Scattering Parameters}, booktitle = {}, year = 2021, } @inproceedings{CTT100852669, author = {Tianyu Wang and Takashi Tomura and Jiro Hirokawa}, title = {Design of Longitudinal Coupling Slots with Matching Walls for a Rectangular Parallel Plate Slot Array Antenna}, booktitle = {}, year = 2021, } @inproceedings{CTT100852668, author = {Hiroki Nishimoto and Takashi Tomura and Jiro Hirokawa}, title = {Design of a Multi-layer Circularly-polarized Element for a Corporate-feed Array Using Hexagonal and Circular Slot Layers}, booktitle = {}, year = 2021, } @inproceedings{CTT100880669, author = {Masaki Kato and Hiraku Sakamoto and Takashi Tomura and MASAAKI OKUMA}, title = {非平面アレーアンテナ平面度補償のための位相調整アルゴリズムの検討}, booktitle = {}, year = 2020, } @inproceedings{CTT100897675, author = {Shiyogo Nerome and Kiyona Miyamoto and Toshihiro Chujo and Soichi Sato and Takashi Tomura and JIRO HIROKAWA and 坂本 祐二 and Saburo Matunaga and ひばり開発チーム}, title = {可変形状姿勢制御実証衛星ひばりのC&DH系および通信系のEM開発}, booktitle = {}, year = 2020, } @inproceedings{CTT100836063, author = {Wataru Kuramoto and Takashi Tomura and JIRO HIROKAWA}, title = {Wideband Design of a H-plane T-junction by Shape Optimization for Corporate-feed Circuit in a 60GHz-band Waveguide Slot Array}, booktitle = {}, year = 2020, } @inproceedings{CTT100836073, author = {Hiroki Nishimoto and Takashi Tomura and JIRO HIROKAWA}, title = {Design of a Four-layer Circularly Polarized Element for a Corporate-feed Array Using Hexagonal and a Circular Slot Layers}, booktitle = {}, year = 2020, } @inproceedings{CTT100836140, author = {Soichi Sakurai and tomura takashi and hirokawa jiro}, title = {Coupling Suppression between Microstrip Antenna Arrays with Antenna Decoupling Surface}, booktitle = {Proceedings of the 2020 IEICE Society Conference}, year = 2020, } @inproceedings{CTT100836313, author = {Shuang Ji and Takashi Tomura and JIRO HIROKAWA}, title = {Efficient Analysis and Wideband Design of a Tripe-Layer 2×2-Element Slot Array}, booktitle = {}, year = 2020, } @inproceedings{CTT100836599, author = {Baoquan Duan and Takashi Tomura and Jiro Hirokawa}, title = {Transmission in Rectangular-Coordinate Orthogonal Multiplexing by Excitation Optimization of Slot Arrays Based on the Scattering Parameters}, booktitle = {}, year = 2020, } @inproceedings{CTT100836604, author = {Tuchjuta Ruckkwaen and Takashi Tomura and JIRO HIROKAWA}, title = {The Effect of Rotational Dependence on Transmission Characteristics of Radial Line Slotted Array Antennas}, booktitle = {}, year = 2020, } @inproceedings{CTT100852682, author = {Shota Yamakawa and Takashi Tomura and JIRO HIROKAWA}, title = {導波管結合器における結合領域管軸方向の断面変化による広帯域化}, booktitle = {信学技報}, year = 2020, } @inproceedings{CTT100852684, author = {Hiroki Nishimoto and Takashi Tomura and JIRO HIROKAWA}, title = {A Study of a Multi-layer Circularly Polarized Element for a Waveguide Corporate-feed Array}, booktitle = {信学技報}, year = 2020, } @inproceedings{CTT100852685, author = {Mizuki Kurose and Takashi Tomura and JIRO HIROKAWA}, title = {タッチレス改札の側面に設置したミリ波帯導波管スロットアレーによる受信レベルの制御}, booktitle = {信学技報}, year = 2020, } @inproceedings{CTT100852687, author = {Shihao Chen and Takashi Tomura and JIRO HIROKAWA and 伊藤耕大 and 菅瑞紀 and 白戸裕史 and 内田大誠 and Naoki Kita}, title = {導波管2面ハイブリッド結合器の結合領域分割化による2周波数帯動作設計}, booktitle = {}, year = 2020, } @inproceedings{CTT100867173, author = {Yuta Ishikawa and Takashi Tomura and Jiro Hirokawa}, title = {Excitation by Metal Posts of a Square Arrangement of Slot Antennas in Alternating-Phase Feed Parallel-Plate Waveguide}, booktitle = {IEICE Technical Report}, year = 2020, } @inproceedings{CTT100880672, author = {Takashi Tomura and Keisuke Omoto and Hiraku Sakamoto}, title = {反射位相制御によるリフレクトアレーアンテナの非平面度補償}, booktitle = {}, year = 2020, } @inproceedings{CTT100852661, author = {Panuwat Janpugdee and Takashi Tomura and Jiro Hirokawa}, title = {UTD Ray Analysis of Compact Range Gigabit Wireless Access System}, booktitle = {}, year = 2020, } @inproceedings{CTT100852662, author = {Jiro Hirokawa and Takashi Tomura and Kentaro Nishimori}, title = {Measurements of a 16x16-Way One-Body Two-Dimensional Beam-Switching Hollow-Waveguide Butler Matrix at 66.5 GHz}, booktitle = {}, year = 2020, } @inproceedings{CTT100836602, author = {Tianyu Wang and Takashi Tomura and JIRO HIROKAWA}, title = {Full Structure Simulation of a Parallel-Plate Slot Array Antenna Panel with a Designed Waveguide Feeder Network}, booktitle = {}, year = 2020, } @inproceedings{CTT100836751, author = {S. Sakurai and S. Stuhec-Leonard and T. Tomura and J. Hirokawa and S. Gupta}, title = {Broadband Printed Circuit board Huygens' Metasurfaces for Millimeter-wave Beam-forming at 60 GHz using 2D Slot-Array Antennas}, booktitle = {IEEE AP-S URSI Intl. Symp.}, year = 2020, } @inproceedings{CTT100836750, author = {T. Tomura and K. Omoto and H. Sakamoto}, title = {Simulation of a 5.8-GHz-band active reflectarray for non flat structures}, booktitle = {IEEE Int. Symp. Antennas Propag. (AP-S)}, year = 2020, } @inproceedings{CTT100836314, author = {Shuang Ji and Takashi Tomura and JIRO HIROKAWA}, title = {Wideband Design of a Two-Layer Parallel-Plate Slot Array Antenna with Hollow Waveguide Corporate Feeding Network}, booktitle = {}, year = 2020, } @inproceedings{CTT100836603, author = {Tuchjuta Ruckkwaen and Takashi Tomura and JIRO HIROKAWA}, title = {Short-Distance Transmission Enhancement by Baffles for a Slot Pair on Parallel Plate Waveguide}, booktitle = {}, year = 2020, } @inproceedings{CTT100852681, author = {Akihiko Hirata and 板倉弘一朗 and Takashi Tomura and JIRO HIROKAWA and Watanabe Issei and Norihiko Sekine and Akifumi Kasamatsu}, title = {120GHz帯SRRバンドストップフィルタの透過性制御}, booktitle = {信学技報}, year = 2020, } @inproceedings{CTT100835378, author = {Kentaro Nishimori and Naoki Matsumura and 八九勇樹 and Ryotaro Taniguchi and Takefumi Hiraguri and Takashi Tomura and JIRO HIROKAWA}, title = {ドローン搭載を目指した66GHz帯4x4LoS-MIMOを実現する構成の提案}, booktitle = {信学技報}, year = 2020, } @inproceedings{CTT100835380, author = {Kentaro Nishimori and Naoki Matsumura and Ryotaro Taniguchi and Takefumi Hiraguri and Takashi Tomura and JIRO HIROKAWA}, title = {送受信距離に依存しないLoS-MIMO構成を用いた66GHz帯屋外実験評価}, booktitle = {信学技報}, year = 2020, } @inproceedings{CTT100815440, author = {Keisuke Ejiri and Takashi Tomura and JIRO HIROKAWA}, title = {Floquet Modal Analysis for a Transformer from Rectangular Waveguide to Groove Gap Waveguide}, booktitle = {}, year = 2020, } @inproceedings{CTT100835510, author = {T. Ruckkwaen and T. Tomura and J. Hirokawa}, title = {Transmission Enhancement by Using Baffles for Slot Pair on Parallel Plate Waveguide}, booktitle = {}, year = 2020, } @inproceedings{CTT100835508, author = {S. Ji and T. Tomura and J. Hirokawa}, title = {Wideband Design of a Parallel-Plate Slot Array Antenna with Hollow Waveguide Perpendicular-Corporate Feeding Network}, booktitle = {}, year = 2020, } @inproceedings{CTT100835507, author = {T. Wang and T. Tomura and J. Hirokawa}, title = {Design of a Center-feed Waveguide Feeder Network for a Slot Array Antenna Panel}, booktitle = {}, year = 2020, } @inproceedings{CTT100836598, author = {Baoquan Duan and Takashi Tomura and Jiro Hirokawa}, title = {Mutual Coupling Reduced Antenna Design for Transmission-stable Rectangular-coordinate Orthogonal Multiplexing System}, booktitle = {}, year = 2020, } @inproceedings{CTT100835513, author = {Wataru Kuramoto and Takashi Tomura and JIRO HIROKAWA}, title = {導波管スロットアレー並列給電回路におけるH面T分岐の形状最適化}, booktitle = {}, year = 2020, } @inproceedings{CTT100835292, author = {T. Tomura and J. Hirokawa and M. Furukawa and T. Fujiwara}, title = {Radial Line Slot Array Antenna for 5.8-GHz-Band Beam-Type Wireless Power Transmission}, booktitle = {}, year = 2020, } @inproceedings{CTT100835518, author = {Kentaro Nishimori and Naoki Matsumura and Ryotaro Taniguchi and Takefumi Hiraguri and Takashi Tomura and JIRO HIROKAWA}, title = {送受信距離に依存しない66GHz帯LoS-MIMO構成の効果}, booktitle = {}, year = 2020, } @inproceedings{CTT100835517, author = {Kouhei Jitousho and Takashi Tomura and JIRO HIROKAWA}, title = {スリット層を用いたH面配列広帯域マイクロストリップアレー送受信アンテナ間のアイソレーション向上}, booktitle = {}, year = 2020, } @inproceedings{CTT100835516, author = {Soichi Sakurai and Takashi Tomura and JIRO HIROKAWA and 城崎俊文 and 脇山悟 and 新帯亮}, title = {ポスト壁方形同軸線路を用いた79GHz帯並列給電マイクロストリップアンテナアレーの設計}, booktitle = {}, year = 2020, } @inproceedings{CTT100835515, author = {Hiroki Nishimoto and Takashi Tomura and JIRO HIROKAWA}, title = {Sequential Phase Feed by a Cross Slot to Four Spiral Slots on the Broad Wall of a Rectangular Waveguide}, booktitle = {}, year = 2020, } @inproceedings{CTT100852686, author = {厚地穂乃佳 and 加藤圭悟 and Akihiko Hirata and Takashi Tomura and JIRO HIROKAWA and Watanabe Issei and Norihiko Sekine and Akifumi Kasamatsu}, title = {120GHz帯反射型SRRバンドストップフィルタの検討}, booktitle = {}, year = 2020, } @inproceedings{CTT100835379, author = {Budhaditya Pyne and 小野寺尚人 and Hirobumi Saito and JIRO HIROKAWA and Takashi Tomura and Koji Tanaka}, title = {小型合成開口レーダ衛星用スロットアレイアンテナパネルのMATLABでの計測 (その4)}, booktitle = {信学技報}, year = 2020, } @inproceedings{CTT100835289, author = {J. Hirokawa and T. Tomura}, title = {Two-dimensional Polarity Orthogonal Multiplexing Antenna System for Non-far Region Communication}, booktitle = {}, year = 2020, } @inproceedings{CTT100835512, author = {Shihao Chen and Takashi Tomura and JIRO HIROKAWA}, title = {導波管2面ハイブリッド結合領域断面形状の最適化による広帯域化}, booktitle = {}, year = 2020, } @inproceedings{CTT100835511, author = {Shota Yamakawa and JIRO HIROKAWA and Takashi Tomura}, title = {Eベントとステップを組み合わせた導波管側壁支持構造の設計}, booktitle = {}, year = 2020, } @inproceedings{CTT100835291, author = {Mohamed K. Emara and Takashi Tomura and Jiro Hirokawa and Shulabh Gupta}, title = {All-Dielectric Huygens' Metasurface Pair for mm-Wave Circularly-Polarized Beam-Forming}, booktitle = {}, year = 2020, } @inproceedings{CTT100835377, author = {Soichi Sakurai and Kouhei Jitousho and Wataru Kuramoto and Shihao Chen and Takashi Tomura and JIRO HIROKAWA}, title = {球表面上Ψ型パッチアンテナの設計と小形化に関する検討}, booktitle = {信学技報}, year = 2020, } @inproceedings{CTT100808615, author = {Keisuke Ejiri and Takashi Tomura and JIRO HIROKAWA}, title = {Analysis for a Transition between Rectangular Waveguide and Groove Gap Waveguide}, booktitle = {}, year = 2019, } @inproceedings{CTT100820604, author = {Keisuke Omoto and Takashi Tomura and Hiraku Sakamoto and JIRO HIROKAWA and MASAAKI OKUMA}, title = {Basic Study on Deformation Reconfiguration Technology for 5.8-GHz-band Reflectarray Antennas}, booktitle = {}, year = 2019, } @inproceedings{CTT100835287, author = {S. Chen and T. Tomura and J. Hirokawa}, title = {Optimization of the Cross-sectional Shape in a Waveguide 2-plane-Coupler with respect to Conditions on Phase Constants}, booktitle = {}, year = 2019, } @inproceedings{CTT100816216, author = {T. Tomura and J. Hirokawa}, title = {Electrically large circular polarized waveguide slot array antennas for 60-GHz-band GATE system}, booktitle = {}, year = 2019, } @inproceedings{CTT100809396, author = {Yuki Sunaguchi and Takashi tomura and jiro hirokawa}, title = {Reflection Suppression of a Waveguide 2-plane Coupler considering the Two-dimensional Structural Symmetry}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100842006, author = {Keigo Ohno and Hiraku Sakamoto and MASAAKI OKUMA and Kenichi Okada and Atsushi Shirane and Takashi Tomura and Dongwon You}, title = {織物膜宇宙構造の収納性に関する研究}, booktitle = {}, year = 2019, } @inproceedings{CTT100835375, author = {Naoki Matsumura and Kentaro Nishimori and Ryotaro Taniguchi and Takefumi Hiraguri and Takashi Tomura and JIRO HIROKAWA}, title = {送受信距離に依存しないアンテナ切替型LOS-MIMO}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100835374, author = {Takashi Tomura and JIRO HIROKAWA and Minoru Furukawa and 藤原暉雄}, title = {5.8GHz帯ビーム型無線電力伝送用8分配受電ラジアルラインスロットアンテナ}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100835285, author = {J. Hirokawa and H. Irie and T. Tomura}, title = {Progress of Perpendicular-Corporate Feed for a Multi-Layer Parallel-Plate Slot Array Antenna}, booktitle = {}, year = 2019, } @inproceedings{CTT100808616, author = {Keisuke Ejiri and Takashi Tomura and JIRO HIROKAWA}, title = {Analysis for Gap Waveguide Considering Structural Periodicity and Design of Mode Converter}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100809373, author = {Kentaro Wada and Takashi Tomura and JIRO HIROKAWA and Akihiko Hirata}, title = {誘電体基板装荷による並列給電導波管スロットアレーアンテナの素子間相互結合抑圧と非遠方界通信特性改善}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100880684, author = {Keigo Ohno and Hiraku Sakamoto and MASAAKI OKUMA and Kenichi Okada and Atsushi Shirane and Takashi Tomura and Dongwon You}, title = {フレキシブル基板を搭載した宇宙展開織物膜構造の収納性}, booktitle = {}, year = 2019, } @inproceedings{CTT100880686, author = {Keisuke Omoto and Hiraku Sakamoto and Takashi Tomura and JIRO HIROKAWA and MASAAKI OKUMA}, title = {非平面度補償5.8GHz帯アクティブリフレクトアレーの試作と評価}, booktitle = {}, year = 2019, } @inproceedings{CTT100809389, author = {Wataru Kuramoto and Takashi Tomura and Jiro Hirokawa and Adrian Gomez and Joachim Oberhammer}, title = {Wideband Design of a 350GHz-band Corporate-feed Waveguide Slot Array Antenna using Gold-coating Silicon Wafers with Different Thickness}, booktitle = {}, year = 2019, } @inproceedings{CTT100809938, author = {Shuang Ji and Takashi Tomura and JIRO HIROKAWA}, title = {Analysis of 2×2 Radiating Slots with Parallel-Plate Perpendicular-Corporate Feed Based on Method of Moments}, booktitle = {}, year = 2019, } @inproceedings{CTT100808613, author = {Keisuke Ejiri and Takashi Tomura and JIRO HIROKAWA}, title = {Modal Analysis for Gap Waveguide Considering Structural Periodicity in Propagation Direction}, booktitle = {}, year = 2019, } @inproceedings{CTT100816217, author = {Takashi Tomura and Jiro Hirokawa and Minoru Furukawa and Teruo Fujiwara}, title = {Aperture distribution of RLSA for 5.8-GHz band wireless power transmission}, booktitle = {}, year = 2019, } @inproceedings{CTT100835282, author = {K. Itakura and Akihiko Hirata and M. Sonoda and T. Higashimoto and Tadao Nagatsuma and Takashi Tomura and Jiro Hirokawa and N. Sekine and Issei Watanabe and Akifumi Kasamatsu}, title = {Investigation of plasmon hybridization between slot-ring resonator absorber and lattice pattern substrate}, booktitle = {}, year = 2019, } @inproceedings{CTT100835280, author = {J. Hirokawa and T. Tomura and K. Nishimori and T. Hiraguri}, title = {A 64x64-way Two-dimensional Beam-switching Butler Matrix for Multi-beam Massive MIMO}, booktitle = {}, year = 2019, } @inproceedings{CTT100809391, author = {Yuki Sunaguchi and Takashi Tomura and Jiro Hirokawa}, title = {Control of Radiation Direction in an Aperture Array excited by a Waveguide 2-plane Hybrid Coupler}, booktitle = {International Symposium on Antennas and Propagation}, year = 2019, } @inproceedings{CTT100809375, author = {Kentaro Wada and Takashi Tomura and JIRO HIROKAWA}, title = {Design of a Beam Switching Circuit for Rectangular-coordinate Orthogonal 4-Multiplexing in the Non-far Region with Two-dimensional 180-degree Hybrid}, booktitle = {}, year = 2019, } @inproceedings{CTT100809379, author = {Kouhei Jitousho and Takashi Tomura and JIRO HIROKAWA}, title = {Improvement of Isolation between Transmitting and Receiving Antennas of E-plane arranged Waveguide Slot Arrays by using Layers of Slit pairs with Half-wavelength Spacing}, booktitle = {}, year = 2019, } @inproceedings{CTT100809834, author = {Tianyu Wang and Takashi Tomura and JIRO HIROKAWA}, title = {Analysis of Coupling Slots with a Reflection-canceling Wall for Parallel Plate Slot Array Antenna}, booktitle = {}, year = 2019, } @inproceedings{CTT100839970, author = {Takashi Tomura and Keisuke Omoto and Hiraku Sakamoto and Jiro Hirokawa}, title = {Design and Validation of a 5.8-GHz-band Active Reflectoarray on Nonflat Structures for CubeSats}, booktitle = {}, year = 2019, } @inproceedings{CTT100835504, author = {Naoki Matsumura and Kentaro Nishimori and Ryotaro Taniguchi and Takefumi Hiraguri and Takashi Tomura and JIRO HIROKAWA}, title = {ドローン間通信におけるアンテナ切替型ミリ波 LOS-MIMOの提案}, booktitle = {}, year = 2019, } @inproceedings{CTT100835505, author = {板倉弘一郎 and Akihiko Hirata and JIRO HIROKAWA and Takashi Tomura and 渡邊一世 and 関根徳彦 and Akifumi Kasamatsu}, title = {混成共振モードを利用した120GHz帯近接無線の検討}, booktitle = {}, year = 2019, } @inproceedings{CTT100809393, author = {Yuki Sunaguchi and Takashi Tomura and JIRO HIROKAWA}, title = {Design of a 66GHz-band 16-beam Two-dimensional Beam-switching One-body Hollow-waveguide Butler Matrix}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2019, } @inproceedings{CTT100809833, author = {Tianyu Wang and Takashi Tomura and JIRO HIROKAWA}, title = {Analysis and Design of a Waveguide Feeder for a Parallel Plate Slot Array Antenna}, booktitle = {}, year = 2019, } @inproceedings{CTT100835490, author = {Shihao Chen and Takashi Tomura and JIRO HIROKAWA}, title = {導波管 2 面結合器結合領域断面形状の位相定数条件最適化}, booktitle = {}, year = 2019, } @inproceedings{CTT100804279, author = {Keisuke Ejiri and Takashi Tomura and Jiro Hirokawa}, title = {Modal Analysis Based on Floquet Modes for Gap Waveguide}, booktitle = {}, year = 2019, } @inproceedings{CTT100804254, author = {Kentaro Wada and Takashi Tomura and JIRO HIROKAWA}, title = {2面結合器とコルゲート導波管形移相器を用いた非遠方界2次元直交16多重伝送用ビーム切換回路の設計}, booktitle = {}, year = 2019, } @inproceedings{CTT100835501, author = {Takashi Tomura and JIRO HIROKAWA}, title = {導電率測定によるミリ波帯積層薄板導波管スロットアレーの利得評価}, booktitle = {}, year = 2019, } @inproceedings{CTT100835269, author = {Mohamed K. Emara and Takashi Tomura and Jiro Hirokawa and Shulabh Gupta}, title = {Reflection-Cancelling Dielectric Huygens’ Metasurface Pair for Wideband Millimeter-Wave Beam-Forming}, booktitle = {}, year = 2019, } @inproceedings{CTT100835271, author = {J. Hirokawa and S. Wai and T. Tomura}, title = {Design of 48x32-slot Corporate-feed Plate-laminating Waveguide Antenna with Circular Polarization}, booktitle = {}, year = 2019, } @inproceedings{CTT100835267, author = {J. Hirokawa and H. Arakawa and T. Tomura}, title = {Design of Sidelobe Suppression using a Slit Layer in a Corporate-feed Waveguide Slot Array Antenna of 2×2-element Radiating Units}, booktitle = {}, year = 2019, } @inproceedings{CTT100835373, author = {Takashi Tomura and JIRO HIROKAWA}, title = {二種マルチモード直方体共振器による積層薄板導波管のミリ波帯異方性導電率測定}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100816218, author = {T. Tomura and J. Hirokawa}, title = {Wideband design of feed structure for 2 × 2-element waveguide slot arrays by filter design theory}, booktitle = {}, year = 2019, } @inproceedings{CTT100809840, author = {Tuchjuta Ruckkwaen and Kiyomichi Araki and Takashi Tomura and JIRO HIROKAWA and Makoto Ando}, title = {Experimental Evaluation of Intersymbol Interference in Non-Far Region Transmission using 30-GHz Band Large Array Antennas}, booktitle = {}, year = 2019, } @inproceedings{CTT100835277, author = {Hirobumi Saito and Jiro Hirokawa and Takashi Tomura and Prilando Rizki Akbar and Budhaditya Pyne and Keiji Tanaka and Makoto Mita and Tomoki Kaneko and Hiromi Watanabe and Koichi Ijichi}, title = {Development of Compact SAR Systems for Small Satellite}, booktitle = {}, year = 2019, } @inproceedings{CTT100835266, author = {Sergio Barberis and Daniele Disco and Roberto Vallauri and Takashi Tomura and Jiro Hirokawa}, title = {Millimeter Wave Antenna for Information Shower: Design Choices and Performance}, booktitle = {}, year = 2019, } @inproceedings{CTT100835370, author = {JIRO HIROKAWA and Haruka Arakawa and Takashi Tomura}, title = {2×2素子を放射単位とする並列給電導波管スロットアレーアンテナのサイドローブ抑圧}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100835265, author = {J. Hirokawa and H. Arakawa and T. Tomura}, title = {Design of H-Plane Sidelobe Suppression using a Slit Layer in a Corporate-Feed Waveguide Slot Array Antenna of 2×2-Element Radiating Units}, booktitle = {}, year = 2019, } @inproceedings{CTT100835263, author = {Shulabh Gupta and Takashi Tomura and Soichi Sakurai and Daniel King and Jiro Hirokawa}, title = {Millimeter-wave Huygens' Metasurfaces Based on All-dielectric Resonators for Antenna Beam-forming}, booktitle = {}, year = 2019, } @inproceedings{CTT100835258, author = {Jiro Hirokawa and Takashi Tomura and Prilando Rizki Akbar and Budhaditya Pyne and Hirobumi Saito}, title = {Estimation of near Field Distribution of Seven Panels of Parallel Plate Slot Arrays for a 100Kg-Class X-band SAR Satellite}, booktitle = {}, year = 2019, } @inproceedings{CTT100793552, author = {Keisuke Ejiri and Takashi Tomura and JIRO HIROKAWA}, title = {Mode Analysis of Gap Waveguide including the Structural Periodicity in the Propagation Direction and Mode Expression of Scattering Matrix}, booktitle = {}, year = 2019, } @inproceedings{CTT100800080, author = {Jiro Hirokawa and Yuta Saito and Takashi Tomura and Kenichi Okada}, title = {Radiation of a Semi-rigid Cable Monopole Inserting into an Oscillator Chip in the 60GHz-band}, booktitle = {}, year = 2019, } @inproceedings{CTT100880689, author = {Hiraku Sakamoto and Hiroki Nakanishi and HIROSHI FURUYA and Kosuke Ikeya and Ryo Iijima and Ryoga Ide and Keigo Ohno and Keisuke Omoto and Yohei Iwasaki and Takashi Furuya and Shigeaki Okuyama and Masaki Kato and Madoka Kurosaki and Sae Koide and Yuuki Nakatsuka and Teruaki Hayashi and Reo Kashiyama and Junya Nakamura and Wataru Nio and Tsubasa Tsunemitsu and 山崎泰 and Britta Hohmann and Yusuke Ota and Keisuke Taga and Naoki Ueda and Takumi Abe and Takaya Ozawa and Takagi Ryuhei and Yuri Terada and Tadashi Nishizawa and Kazuaki Hayasaki and Kouta Gotou and Mutsuhiro Ogawa and Kazuki Manaka and Akiya Inagaki and Toowa Amamoto and Takaomi Chubachi and Sho Tamura and Hideaki Okada and Ryo Sato and Taisuke Nakano and Takuya Nakakura and Takashi Yokomatsu and Kyohei Yashima and Shotaro Yokoyama and Syota Izumiyama and Takashi Tomura and Mitsushige Oda and 鳥阪綾子 and Akihito Watanabe and 川端信義 and 堀利行 and 伊藤裕明 and 倉冨剛 and 下田優弥 and 日高菜奈 and 坂本信臣 and 内藤祐貴 and 渡辺和樹 and 山崎政彦}, title = {展開構造/高速ダウンリンク技術実証機 OrigamiSat-1の打ち上げ報告}, booktitle = {}, year = 2019, } @inproceedings{CTT100835369, author = {Akbar Prilando Rizki and Hirofumi Saito and Koji Tanaka and Budhaditya Pyne and JIRO HIROKAWA and Takashi Tomura}, title = {小型合成開口レーダ衛星用スロットアレイアンテナパネルのMATLABでの計測(その3)}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100835500, author = {Haruka Arakawa and JIRO HIROKAWA and Takashi Tomura}, title = {2×2素子を放射単位とする並列給電導波管スロットアレーアンテナのスリット層装荷によるEH両面サイドローブ抑圧の検討}, booktitle = {}, year = 2019, } @inproceedings{CTT100835499, author = {Takashi Tomura and JIRO HIROKAWA and Minoru Furukawa and 藤原暉雄}, title = {5.8GHz帯ビーム型無線電力伝送用ラジアルラインスロットアンテナ}, booktitle = {}, year = 2019, } @inproceedings{CTT100809935, author = {Shuang Ji and Takashi Tomura and JIRO HIROKAWA}, title = {Analysis of the 2×2 Radiating Slots with the Perpendicular Corporate-feed Based on Method of Moments}, booktitle = {}, year = 2019, } @inproceedings{CTT100809842, author = {Tuchjuta Ruckkwaen and Kiyomichi Araki and Takashi Tomura and JIRO HIROKAWA and Makoto Ando}, title = {Experimental Evaluation of Intersymbol Interference in Non-Far Region Transmission using 30-GHz Band Large Array Antennas}, booktitle = {}, year = 2019, } @inproceedings{CTT100809832, author = {Tianyu Wang and Takashi Tomura and JIRO HIROKAWA}, title = {Design of the Matching Coupling Slot for Parallel Plate Waveguide with Hard Walls}, booktitle = {}, year = 2019, } @inproceedings{CTT100880688, author = {Hiraku Sakamoto and Hiroki Nakanishi and HIROSHI FURUYA and Kosuke Ikeya and Ryo Iijima and Ryoga Ide and Keigo Ohno and Keisuke Omoto and Yohei Iwasaki and Takashi Furuya and Shigeaki Okuyama and Masaki Kato and Madoka Kurosaki and Sae Koide and Yuuki Nakatsuka and Teruaki Hayashi and Reo Kashiyama and Junya Nakamura and Wataru Nio and Tsubasa Tsunemitsu and 山崎泰 and Britta Hohmann and Yusuke Ota and Keisuke Taga and Naoki Ueda and Takumi Abe and Takaya Ozawa and Takagi Ryuhei and Yuri Terada and Tadashi Nishizawa and Kazuaki Hayasaki and Kouta Gotou and Mutsuhiro Ogawa and Kazuki Manaka and Akiya Inagaki and Toowa Amamoto and Takaomi Chubachi and Sho Tamura and Hideaki Okada and Ryo Sato and Taisuke Nakano and Takuya Nakakura and Takashi Yokomatsu and Kyohei Yashima and Shotaro Yokoyama and Syota Izumiyama and Takashi Tomura and Mitsushige Oda and 鳥阪綾子 and Akihito Watanabe and 川端信義 and 堀利行 and 伊藤裕明 and 倉冨剛 and 下田優弥 and 日高菜奈 and 坂本信臣 and 内藤祐貴 and 渡辺和樹 and 山崎政彦}, title = {展開構造/高速ダウンリンク技術実証機 OrigamiSat-1の打ち上げ報告}, booktitle = {}, year = 2019, } @inproceedings{CTT100809388, author = {Yuki Sunaguchi and Takashi Tomura and JIRO HIROKAWA}, title = {Control of Radiation Direction of the Aperture Array in a Waveguide 2-plane Hybrid Coupler}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2019, } @inproceedings{CTT100809385, author = {Wataru Kuramoto and Takashi Tomura and JIRO HIROKAWA and Joachim Oberhammer}, title = {層厚が異なる構造を用いた350GHz帯並列給電導波管スロットアレーの広帯域化設計}, booktitle = {}, year = 2019, } @inproceedings{CTT100792428, author = {Kentaro Wada and Takashi Tomura and JIRO HIROKAWA}, title = {Design of a Beam Switching Circuit using a 2-Plane Coupler and Corrugated Phase Shifters for Two-dimensional Orthogonal 4-multiplexing in the Non-Far Region}, booktitle = {}, year = 2019, } @inproceedings{CTT100809378, author = {Kouhei Jitousho and Takashi Tomura and JIRO HIROKAWA}, title = {半波長間隔スリット層を用いたE面配列導波管スロットアレー送受信アンテナ間のアイソレーション向上}, booktitle = {}, year = 2019, } @inproceedings{CTT100792971, author = {Yuta Saito and Takashi Tomura and JIRO HIROKAWA}, title = {60GHz帯ダイポール装荷8×2素子円偏波ポスト壁導波路スロットアレーアンテナの設計}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100835367, author = {Takashi Tomura and JIRO HIROKAWA and Minoru Furukawa and 藤原暉雄}, title = {ラジアルラインスロットアンテナによる5.8GHz帯ビーム型無線電力伝送の基礎検討}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100835366, author = {Naoki Matsumura and Kentaro Nishimori and Ryotaro Taniguchi and Takefumi Hiraguri and Takashi Tomura and JIRO HIROKAWA}, title = {LOS-MIMO伝送とミリ波を用いたドローンMIMO中継局の伝搬環境制御}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100835368, author = {Kentaro Nishimori and Naoki Matsumura and Ryotaro Taniguchi and Takefumi Hiraguri and Takashi Tomura and JIRO HIROKAWA}, title = {無人飛行機による人工的な伝搬環境制御について}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100835365, author = {Hisanori Irie and Takashi Tomura and JIRO HIROKAWA}, title = {垂直方向並列給電4層平行平板45度偏波スロットアレーアンテナの設計}, booktitle = {信学技報}, year = 2018, } @inproceedings{CTT100835256, author = {Jiro Hirokawa and Takashi Tomura and Akihiko Hirata and Tadao Nagatsuma}, title = {Progress of Plate-laminated Waveguide Slot Array Antennas by Diffusion Bonding in 60GHz, 120GHz and 350GHz Bands}, booktitle = {}, year = 2018, } @inproceedings{CTT100840014, author = {Yuta Saito and Takashi Tomura and JIRO HIROKAWA and Kenichi Okada}, title = {60GHz帯発振回路チップへ埋め込んだセミリジッドケーブルモノポールアンテナの放射特性}, booktitle = {信学技報}, year = 2018, } @inproceedings{CTT100835362, author = {Haruka Arakawa and Hisanori Irie and Takashi Tomura and JIRO HIROKAWA}, title = {2×2素子を放射単位とする並列給電導波管スロットアレーアンテナのスリット層装荷によるH面サイドローブ抑圧の設計}, booktitle = {信学技報}, year = 2018, } @inproceedings{CTT100792741, author = {Shuki Wai and Takashi Tomura and JIRO HIROKAWA}, title = {Design of Undesired-resonance Exclusion of a Degeneration-separated Hexagonal-cross-section Waveguide Circularly Polarized Aperture Antenna}, booktitle = {}, year = 2018, } @inproceedings{CTT100792740, author = {Shuki Wai and Takashi Tomura and JIRO HIROKAWA}, title = {A 112×64-element Corporate-feed Hollow-waveguide Slot Array Antenna}, booktitle = {}, year = 2018, } @inproceedings{CTT100809841, author = {Tuchjuta Ruckkwaen and Kiyomichi Araki and Takashi Tomura and JIRO HIROKAWA and Makoto Ando}, title = {Evaluation of Intersymbol Interference in Non-Far Region Transmission using 60 GHz-Band Large Array Antennas}, booktitle = {International Symposium on Antennas and Propagation}, year = 2018, } @inproceedings{CTT100789805, author = {Kentaro Wada and Ryotaro Ohashi and Takashi Tomura and JIRO HIROKAWA}, title = {Design of a Dual-polarized Slot Array Antenna With Monopulse Corporate-feed Waveguides for Two-dimensional Orthogonal 8-multiplexing in the Non-far Region}, booktitle = {}, year = 2018, } @inproceedings{CTT100835254, author = {T. Tomura and J. Hirokawa}, title = {Design of Feed and Radiation Elements for 2×2-Element Waveguide Slot Arrays by Filter Design Theory}, booktitle = {}, year = 2018, } @inproceedings{CTT100835255, author = {H. Arakawa and H. Irie and T. Tomura and Jiro Hirokawa}, title = {Suppression of E-Plane Sidelobes Using Double Slit Layers in a Corporate-Feed Waveguide Slot Array Antenna Consisting of 2×2-Element Radiating Units}, booktitle = {}, year = 2018, } @inproceedings{CTT100792968, author = {Yuta Saito and Takashi Tomura and JIRO HIROKAWA and Kenichi Okada}, title = {Radiation of a Semi-Rigid Cable Monopole Antenna Inserting into a 60GHz-Band Oscillator Chip}, booktitle = {}, year = 2018, } @inproceedings{CTT100809390, author = {Yuki Sunaguchi and Takashi Tomura and Jiro Hirokawa}, title = {Reflection Suppression in the Short-Slot 2-Plane Coupler by Step Structure}, booktitle = {International Symposium on Antennas and Propagation}, year = 2018, } @inproceedings{CTT100772116, author = {Hisanori Irie and Takashi Tomura and Jiro Hirokawa}, title = {Design of a 2×2-Element for a Perpendicular-Corporate Feed Four-layer Parallel-Plate Pair-Slot Array Antenna}, booktitle = {ISAP}, year = 2018, } @inproceedings{CTT100835495, author = {Soichi Sakurai and Takashi Tomura and JIRO HIROKAWA}, title = {半波長間隔スロットペア層を装荷した導波管スロットアレーアンテナによるE面エンドファイア方向放射抑圧の基礎検討}, booktitle = {}, year = 2018, } @inproceedings{CTT100835498, author = {Naoki Matsumura and Kentaro Nishimori and Ryotaro Taniguchi and Takefumi Hiraguri and Takashi Tomura and JIRO HIROKAWA}, title = {LOS-MIMO伝送を利用したドローンMIMO中継局の伝搬環境制御}, booktitle = {}, year = 2018, } @inproceedings{CTT100835496, author = {JIRO HIROKAWA and Takashi Tomura and Kentaro Nishimori}, title = {19.55GHz帯64ビーム2次元ビーム切替一体化中空導波管バトラーマトリックスの試作}, booktitle = {}, year = 2018, } @inproceedings{CTT100835491, author = {Yuta Saito and Takashi Tomura and JIRO HIROKAWA and Kenichi Okada}, title = {60GHz帯発振回路チップに接続された厚膜誘電体上円偏波パッチアンテナの放射特性}, booktitle = {}, year = 2018, } @inproceedings{CTT100835252, author = {J. Hirokawa and D.-H. Kim and M. Wakasa and Y. Sunaguchi and T. Tomura and K. Nishimori}, title = {Measurements of a 64x64-Way One-Body Two-Dimensional Beam-Switching Hollow-Waveguide Butler Matrix}, booktitle = {}, year = 2018, } @inproceedings{CTT100835251, author = {J. Hirokawa and T. Tomura and R. Ohashi and K. Wada}, title = {Recent Progress of Rectangular-Coordinate Orthogonal Multiplexing Antenna System for Non-Far Region Communication}, booktitle = {}, year = 2018, } @inproceedings{CTT100809983, author = {Tuchjuta Ruckkwaen and Kiyomichi Araki and Takashi Tomura and JIRO HIROKAWA and Makoto Ando}, title = {Experimental Evaluation of Intersymbol Interference in Non-Far Region Transmission using 60-GHz Band Large Array Antennas}, booktitle = {}, year = 2018, } @inproceedings{CTT100774316, author = {Shuki Wai and Takashi Tomura and JIRO HIROKAWA}, title = {Undesired-resonance Exclusion of a Degeneration-separated Hexagonal-cross-section Waveguide Circularly Polarized Aperture Antenna}, booktitle = {}, year = 2018, } @inproceedings{CTT100772171, author = {Keisuke Ejiri and Takashi Tomura and JIRO HIROKAWA}, title = {MM/FEM Hybrid Analysis for the Dispersion Characteristics of Gap Waveguide in 76GHz Band}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2018, } @inproceedings{CTT100772152, author = {Haruka Arakawa and Hisanori Irie and Takashi Tomura and JIRO HIROKAWA}, title = {2×2素子を放射単位とする並列給電導波管スロットアレーアンテナのスリット層装荷によるH面サイドローブ抑圧の検討}, booktitle = {}, year = 2018, } @inproceedings{CTT100772122, author = {Hisanori Irie and Takashi Tomura and JIRO HIROKAWA}, title = {Design of a 2×2-Element for a Perpendicular-Corporate Feed Three-Layer Parallel-Plate Dual-Polarized Slot Array Antenna}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2018, } @inproceedings{CTT100771934, author = {Takashi Tomura and JIRO HIROKAWA}, title = {フィルタ設計理論による2×2素子導波管スロットアレーの給電構造広帯域設計}, booktitle = {}, year = 2018, } @inproceedings{CTT100771729, author = {Kentaro Wada and Takashi Tomura and JIRO HIROKAWA}, title = {Design of a Slot Array Antenna with Monopulse Corporate-feed Waveguides for Two-dimensional Orthogonal 16-multiplexing in the Non-far Region}, booktitle = {}, year = 2018, } @inproceedings{CTT100835248, author = {J. Hirokawa and T. Tomura}, title = {Design of a 60GHz-band Metal Cap Antenna with Two Slots Fed by the Post-wall Waveguide}, booktitle = {}, year = 2018, } @inproceedings{CTT100839956, author = {Jiro Hirokawa and Takashi Tomura and Tadao Nagatsuma and Hiroyuki Seto and Yoshiyuki Inoue and Mikiko Saito}, title = {Progress of 350GHz-band Corporate-feed Plate-laminated Waveguide Slot Array Antennas}, booktitle = {}, year = 2018, } @inproceedings{CTT100835243, author = {J. Hirokawa and M. Wakasa and D.-H. Kim and T. Tomura}, title = {Wideband Design of a Waveguide Short-slot Two-plane Coupler}, booktitle = {}, year = 2018, } @inproceedings{CTT100772119, author = {Hisanori Irie and Takashi Tomura and Jiro Hirokawa}, title = {Measurement of a Perpendicular-Corporate Feed in a Three-Layered Parallel-Plate Slot Array}, booktitle = {APS/URSI}, year = 2018, } @inproceedings{CTT100771937, author = {Takashi Tomura and JIRO HIROKAWA}, title = {DESIGN OF FEED STRUCTURE FOR 2×2-ELEMENT WAVEGUIDE SLOT ARRAYS BY FILTER DESIGN THEORY}, booktitle = {}, year = 2018, } @inproceedings{CTT100772162, author = {Yuki Sunaguchi and Masahiro Wakasa and Takashi Tomura and JIRO HIROKAWA}, title = {ステップ構造によるショートスロットE面結合器の反射抑圧}, booktitle = {}, year = 2018, } @inproceedings{CTT100835487, author = {Soichi Sakurai and Takashi Tomura and JIRO HIROKAWA and 枚田明彦}, title = {120GHz帯16 × 16 素子並列給電積層薄板導波管スロットアレーアンテナの広帯域設計}, booktitle = {}, year = 2018, } @inproceedings{CTT100772153, author = {Haruka Arakawa and Hisanori Irie and Takashi Tomura and JIRO HIROKAWA}, title = {2×2素子を放射単位とする並列給電導波管スロットアレーアンテナのE面サイドローブ抑圧用2層スリット構造}, booktitle = {}, year = 2018, } @inproceedings{CTT100835233, author = {J. Hirokawa and T. Tomura}, title = {Progress of Corporate-feed Plate-laminated Waveguide Slot Array Antennas in 350GHz Band}, booktitle = {}, year = 2018, } @inproceedings{CTT100772121, author = {Hisanori Irie and Takashi Tomura and JIRO HIROKAWA}, title = {Design of a 2×2-Element for Perpendicular-Corporate Feed Four-Layered Parallel-Plate Slot Array Antenna}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2018, } @inproceedings{CTT100771935, author = {Takashi Tomura and JIRO HIROKAWA}, title = {フィルタ設計理論による2×2素子導波管スロットアレーの給電構造設計}, booktitle = {}, year = 2018, } @inproceedings{CTT100767951, author = {Kentaro Wada and Ryotaro Ohashi and Takashi Tomura and JIRO HIROKAWA}, title = {Design of a Dual-polarized Slot Array Antennawith Monopulse Corporate-feed Waveguidesfor Two-dimensional Orthogonal 8-multiplexing in the Non-far Region}, booktitle = {信学技報}, year = 2018, } @inproceedings{CTT100790085, author = {Yuta Saito and JIRO HIROKAWA and Takashi Tomura and Kenichi Okada}, title = {60GHz帯発振回路チップへ埋め込んだセミリジッドケーブルモノポールアンテナの放射特性}, booktitle = {}, year = 2018, } @inproceedings{CTT100758737, author = {Shuki Wai and Takashi Tomura and JIRO HIROKAWA}, title = {A Configuration Method of Arbitrary Division Number Feeding Circuit for Cooperate-feed Waveguide Slot Array Antennas}, booktitle = {}, year = 2018, } @inproceedings{CTT100758920, author = {Tatsuya Nagayama and Shigeyuki Akiba and Takashi Tomura and JIRO HIROKAWA}, title = {Millimeter-Wave Band Beamforming of Array-Antenna Integrated with Photodiode by Radio-over-Fiber Technique Using Variable Optical Delay Line}, booktitle = {信学技報}, year = 2018, } @inproceedings{CTT100758726, author = {Ryotaro Ohashi and Takashi Tomura and JIRO HIROKAWA}, title = {直角座標系2次元直交多重伝送用16x16素子モノパルス並列給電導波管スロットアレーアンテナの設計}, booktitle = {信学技報}, year = 2018, } @inproceedings{CTT100771936, author = {Takashi Tomura and JIRO HIROKAWA}, title = {フィルタ設計理論による2×2素子導波管スロットアレーの設計}, booktitle = {信学技報}, year = 2018, } @inproceedings{CTT100758721, author = {Masahiro Wakasa and Dong-Hum Kim and Takashi Tomura and JIRO HIROKAWA}, title = {Mode Matching/FEM Hybrid Analysis for a Short-Slot 2-Plane Coupler Considering the Structural Symmetry}, booktitle = {}, year = 2017, } @inproceedings{CTT100758727, author = {Ryotaro Ohashi and Takashi Tomura and JIRO HIROKAWA}, title = {Feasibility on Multiplexing Antenna System based on Rectangular-coordinate Orthogonality by using Two-dimensional 180-degree Hybrid}, booktitle = {}, year = 2017, } @inproceedings{CTT100809984, author = {Tuchjuta Ruckkwaen and Makoto Ando and Takashi Tomura and Jiro Hirokawa and Maifuz Ali}, title = {Evaluation of field strength distribution by Modified Edge Representation (MER) in compact range communication with shadowing objects}, booktitle = {}, year = 2017, } @inproceedings{CTT100758643, author = {Hisanori IRIE and Takashi TOMURA and Jiro HIROKAWA}, title = {Design of a Perpendicular-Corporate Feed in a Four-Layered Parallel-Plate Circularly-Polarized Slot Array Antenna}, booktitle = {}, year = 2017, } @inproceedings{CTT100758722, author = {Mikihiro Aruga and Takashi Tomura and JIRO HIROKAWA}, title = {Design of a Partial-Corporate-Feed Circuit of a Waveguide Reflection-Canceling Slot Low-Sidelobe Array Antenna in the 60 GHz Band}, booktitle = {}, year = 2017, } @inproceedings{CTT100758724, author = {Ryotaro Ohashi and Takashi Tomura and JIRO HIROKAWA}, title = {直角座標系直交多重伝送用モノパルス並列給電導波管スロットアレーアンテナの励振係数設計}, booktitle = {信学技報}, year = 2017, } @inproceedings{CTT100835349, author = {Masahiro Wakasa and Dong-Hun Kim and Takashi Tomura and JIRO HIROKAWA}, title = {3次元構造対称性を考慮したショートスロット2面結合器のモードマッチング有限要素法ハイブリッド解析}, booktitle = {信学技報}, year = 2017, } @inproceedings{CTT100754348, author = {Tatsuya Nagayama and Shigeyuki Akiba and Takashi Tomura and JIRO HIROKAWA}, title = {1.3 μm帯光源と可変光遅延器を用いたRadio-over-Fiberによる40 GHz帯アンテナビーム制御}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2017, } @inproceedings{CTT100835485, author = {Takashi Tomura and JIRO HIROKAWA}, title = {フィルタ設計理論による導波管スロットアレーアンテナ設計の一検討}, booktitle = {}, year = 2017, } @inproceedings{CTT100758642, author = {Hisanori IRIE and Takashi TOMURA and Jiro HIROKAWA}, title = {Design of a Circularly-Polarized 2×2-Element for Perpendicular-Corporate Feed Four-Layered Parallel-Plate Slot Array Antenna}, booktitle = {}, year = 2017, } @inproceedings{CTT100758736, author = {Shuki Wai and Takashi Tomura and JIRO HIROKAWA}, title = {Feeding Circuit Design for Arbitrary Number of Division of Corporate-feed Waveguide Slot Array Antennas}, booktitle = {}, year = 2017, } @inproceedings{CTT100758636, author = {Haruka Arakawa and Hisanori Irie and Takashi Tomura and Jiro Hirokawa}, title = {Suppression of E-plane Sidelobes using a Slit Layer in a Corporate-feed Waveguide Slot Array Antenna consisting of 2x2-element Radiating Units}, booktitle = {信学技報}, year = 2017, } @inproceedings{CTT100758725, author = {Yuta Saito and Takashi Tomura and Jiro Hirokawa and Kenichi Okada}, title = {Basic study of a 60GHz band Semi-rigid Monopole Antenna for Inserting into an Oscillator Chip}, booktitle = {}, year = 2017, } @inproceedings{CTT100746453, author = {Ryotaro Ohashi and Takashi Tomura and JIRO HIROKAWA}, title = {Feasibility of Antenna System for Rectangular-coordinate Orthogonality Multiplexing by using Corporate-feed Waveguide Slot Array Antenna and Monopulse Circuit}, booktitle = {}, year = 2017, } @inproceedings{CTT100758718, author = {Masahiro Wakasa and Takashi Tomura and JIRO HIROKAWA}, title = {Hybrid Analysis of Mode Matching/FEM for a Waveguide Short-slot 2-plane Coupler considering the Three-dimensional Structural Symmetry}, booktitle = {}, year = 2017, } @inproceedings{CTT100758717, author = {Mikihiro Aruga and Takashi Tomura and JIRO HIROKAWA}, title = {Design of the Feeding Layer in a Waveguide Reflection-canceling Slot Array Antenna to improve the Bandwidth in the 60GHz Band}, booktitle = {}, year = 2017, } @inproceedings{CTT100743845, author = {Takashi Tomura and Haruhisa Hirayama and JIRO HIROKAWA}, title = {60GHz帯携帯端末用ポスト壁導波路給電2素子スロットアレーアンテナの測定評価}, booktitle = {}, year = 2017, } @inproceedings{CTT100741644, author = {Konstantin Koslowski and Jens Pilz and Richard Weiler and Wilhelm Keusgen and Wilhelm Keusgen and Thomas Haustein and Gia Khanh Tran and Hiroaki Ogawa and Hiroaki Nishiuchi and Takashi Tomura and Kei Sakaguchi}, title = {[Technology exhibit] 5G-MiEdge -- Millimeter-wave Edge Cloud as an Enabler for 5G Ecosystem --}, booktitle = {IEICE technical report}, year = 2017, } @inproceedings{CTT100835475, author = {JIRO HIROKAWA and Takashi Tomura and Yusuke Minamikata and Tadao Nagatsuma and Hiroyuki Seto and Yoshiyuki Inoue and 加藤邦男 and Mikiko Saito}, title = {シリコンプロセスを用いた350GHz帯積層薄板接合導波路アンテナの試作}, booktitle = {}, year = 2014, } @inproceedings{CTT100805129, author = {広川 二郎 and Takashi Tomura and 南方 佑介 and 永妻 忠夫 and 瀬戸 弘之 and 井上 良幸 and 加藤 邦男 and 齋藤 美紀子}, title = {B-1-52 シリコンプロセスを用いた350GHz帯積層薄板接合導波路アンテナの試作(B-1.アンテナ・伝搬B(アンテナ一般),一般セッション)}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2014, } @inproceedings{CTT100743448, author = {Jiro Hirokawa and Takashi Tomura and Miao Zhang and Makoto Ando}, title = {Plate-laminated Waveguide Slot Array Antennas for Wideband and High-gain Operations}, booktitle = {URSI General Assembly and Scientific Symposium}, year = 2014, } @inproceedings{CTT100835222, author = {J. Hirokawa and T. Tomura and M. Ando}, title = {80% Antenna Efficiency Waveguide Slot Array Antenna for 71-86 GHz Fixed Wireless Access System}, booktitle = {}, year = 2014, } @inproceedings{CTT100681185, author = {Tatsuya Yamamoto and Takashi Tomura and JIRO HIROKAWA and Takuichi Hirano and Makoto Ando}, title = {円偏波六角形放射開口2×2素子アレーの数値固有モード基底関数を用いたモーメント法解析}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2014, } @inproceedings{CTT100663088, author = {Takashi Tomura and JIRO HIROKAWA and Takuichi Hirano and Makoto Ando}, title = {45度直線偏波薄板積層導波管スロットアレーアンテナの広帯域設計}, booktitle = {信学技報}, year = 2013, } @inproceedings{CTT100661909, author = {Takashi Tomura and JIRO HIROKAWA and Takuichi Hirano and Makoto Ando}, title = {45度直線偏波挿入壁付キャビティ上2×2素子スロットアレーの数値固有モード基底関数を用いたモーメント法解析,}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2013, } @inproceedings{CTT100659272, author = {Takashi Tomura and JIRO HIROKAWA and Takuichi Hirano and Makoto Ando}, title = {A 16×16-element Plate-laminated-waveguide Slot Array with 19.2% Bandwidth in the 60-GHz Band .}, booktitle = {}, year = 2013, } @inproceedings{CTT100661572, author = {Takashi Tomura and JIRO HIROKAWA and Takuichi Hirano and Makoto Ando}, title = {Reflection Bandwidth Enhancement of a 2×2-element Wide Slot Sub-array on a Wall-inserted Cavity}, booktitle = {}, year = 2013, } @inproceedings{CTT100662346, author = {Satoshi Itou and Takashi Tomura and Miao Zhang and Makoto Ando and JIRO HIROKAWA}, title = {12×16素子二層構造並列給電導波管スロットアレーアンテナ}, booktitle = {電子情報通信学会技術研究報告}, year = 2013, } @inproceedings{CTT100835209, author = {J. Hirokawa and T. Tomura and T. Hirano and M. Ando}, title = {Wideband Design of a 2x2-slot Sub-array in a Double-layer Corporate-feed Waveguide Antenna}, booktitle = {}, year = 2013, } @inproceedings{CTT100661869, author = {Takashi Tomura and JIRO HIROKAWA and Takuichi Hirano and Makoto Ando}, title = {60 GHz帯広帯域16×16素子積層薄板導波管スロットアレー,}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2013, } @inproceedings{CTT100662329, author = {Ken Tanaka and Takashi Tomura and Miao Zhang and JIRO HIROKAWA and Makoto Ando}, title = {偏波共用中空導波管円形開口アレーアンテナの基礎検討}, booktitle = {}, year = 2013, } @inproceedings{CTT100662321, author = {Satoshi Itou and Takashi Tomura and Miao Zhang and JIRO HIROKAWA and Makoto Ando}, title = {12×16素子二層構造並列給電導波管スロットアレーアンテナ設計}, booktitle = {}, year = 2013, } @inproceedings{CTT100662357, author = {Takashi Tomura and JIRO HIROKAWA and Takuichi Hirano and Makoto Ando}, title = {Analysis of an X-shaped Cavity-backed Wide Slot 2×2-element Sub-array by Hybrid MoM/FEM with Numerical Eigenmode Basis Functions,}, booktitle = {}, year = 2012, } @inproceedings{CTT100835451, author = {Takashi Tomura and JIRO HIROKAWA and Takuichi Hirano and Makoto Ando}, title = {挿入壁付キャビティ上2×2素子幅広スロットサブアレーの広帯域設計}, booktitle = {}, year = 2012, } @inproceedings{CTT100805598, author = {Takashi Tomura and 広川 二郎 and 平野 拓一 and 安藤 真}, title = {B-1-116 挿入壁付キャビティ上2×2素子幅広スロットサブアレーの広帯域設計(B-1.アンテナ・伝播B(アンテナ一般),一般セッション)}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2012, } @inproceedings{CTT100640794, author = {Takashi Tomura and JIRO HIROKAWA and Takuichi Hirano and Makoto Ando}, title = {挿入壁付キャビティ上2×2素子幅広スロットサブアレーのモーメント法解析と広帯域設計}, booktitle = {信学技報,}, year = 2012, } @inproceedings{CTT100640786, author = {T. Tomura and J. Hirokawa and T. Hirano and M. Ando}, title = {Analysis of an X-Shaped Cavity-Backed Slot 2×2-Element Sub-Array by Hybrid MoM/FEM with Numerical Eigenmode Basis Functions}, booktitle = {Proceedings of IEEE AP-S International Symposium (USNC/URSI National Radio Science Meeting)}, year = 2012, } @inproceedings{CTT100635399, author = {Takashi Tomura and JIRO HIROKAWA and Takuichi Hirano and Makoto Ando}, title = {数値固有モード基底関数を用いたMoM/FEMハイブリッド法によるX型キャビティ付スロット2×2素子サブアレーの解析}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2012, } @inproceedings{CTT100635401, author = {Teppei Hirose and Takashi Tomura and Miao Zhang and JIRO HIROKAWA and Makoto Ando}, title = {94GHz帯光造形樹脂中空導波管スロットアレー用モノパルス給電回路の小型化の検討}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2012, } @inproceedings{CTT100633917, author = {Takashi Tomura and Yohei Miura and Miao Zhang and Jiro Hirokawa and Makoto Ando}, title = {Height Reduction in a 2x2-element Sub-array for a Corporate-feed Plate-laminated-waveguide 45-degree Linearly-polarized Slot Array}, booktitle = {Proceedings of International Symposium on Antennas and Propagation}, year = 2011, } @inproceedings{CTT100630392, author = {Jiro Hirokawa and Takashi Tomura and Yohei Miura and Miao Zhang and Makoto Ando}, title = {Plate-laminated-waveguide Corporate-feed Slot Array Antennas with a Polarization Conversion Layer}, booktitle = {Proceedings of IEEE International Microwave Workshop Series on Millimeter Wave Integration Technologies}, year = 2011, } @inproceedings{CTT100631937, author = {Takashi Tomura and unknown unknown and Miao Zhang and JIRO HIROKAWA and Makoto Ando}, title = {45度直線偏波並列給電薄板積層導波管スロットアレーアンテナの放射素子低姿勢化検討}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2011, } @inproceedings{CTT100630395, author = {Takashi TOMURA and Yohei Miura and Miao ZHANG and Jiro HIROKAWA and Makoto ANDO}, title = {45-degree Linearly-polarized Corporate-feed Plate-laminated-waveguide Slot Array Antenna}, booktitle = {Proceedings of 3nd Multidisciplinary International Student Workshop (MISW)}, year = 2011, } @inproceedings{CTT100631858, author = {Takashi TOMURA and Miao ZHANG and Jiro HIROKAWA and Makoto ANDO}, title = {Plate-laminated-waveguide Corporate-feed 45-degree Linearly-polarized Aperture Array Antenna in the 60 GHz-Band}, booktitle = {Proceedings of IEEE AP-S International Symposium}, year = 2011, } @inproceedings{CTT100620248, author = {Takashi Tomura and unknown unknown and Miao Zhang and JIRO HIROKAWA and Makoto Ando}, title = {60GHz帯薄板積層導波管並列給電45度直線偏波放射開口アレーアンテナ}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2011, } @inproceedings{CTT100620011, author = {Takashi Tomura and Yohei Miura and Miao Zhang and Jiro Hirokawa and Makoto Ando}, title = {Design of a 45-degree Linearly-polarized Plate-laminating Waveguide Slot Array Antenna with a Full-corporate-feed Circuit in the Lower Layer}, booktitle = {Proceedings of The International Workshop on Millimeter Wave Wireless Technology and Applications}, year = 2010, } @inproceedings{CTT100620028, author = {Takashi Tomura and Yohei Miura and Miao Zhang and Jiro Hirokawa and Makoto Ando}, title = {Design of a 45-Degree Linearly-polarized Hollow-Waveguide Slot Two-dimensional Array Antenna with a Full-Corporate-Feed Circuit in the Lower Layer}, booktitle = {Proceedings of International Symposium on Antennas and Propagation}, year = 2010, } @inproceedings{CTT100620112, author = {Takashi Tomura and Yohei Miura and Miao Zhang and JIRO HIROKAWA and Makoto Ando}, title = {完全並列給電二層構造導波管45度直線偏波スロット4素子サブアレーの設計}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2010, } @inproceedings{CTT100612895, author = {JIRO HIROKAWA and Miao Zhang and Yohei Miura and Takashi Tomura and Makoto Ando}, title = {完全並列給電回路を下層に有する導波管スロットアレーアンテナの特性と課題}, booktitle = {信学技報}, year = 2010, } @inproceedings{CTT100610782, author = {Takashi TOMURA and Yohei MIURA and Miao ZHANG and Jiro HIROKAWA and Makoto ANDO}, title = {A 4-element Sub-array of 45-degree Linearly-polarized Hollow-waveguide Slots with Full-corporate Feed}, booktitle = {Proceedings of 2nd Multidisciplinary International Student Workshop (MISW)}, year = 2010, } @inproceedings{CTT100620119, author = {Takashi Tomura and Yohei Miura and Miao Zhang and JIRO HIROKAWA and Makoto Ando}, title = {完全並列給電回路を下層に有する45度直線偏波中空導波管スロット2次元アレーアンテナの設計}, booktitle = {信学技報}, year = 2010, } @inproceedings{CTT100576271, author = {Takashi Tomura and Miao Zhang and JIRO HIROKAWA and Makoto Ando}, title = {内面に銅電気メッキした94GHz帯光造形樹脂中空導波管の透過特性}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2009, } @inproceedings{CTT100576179, author = {JIRO HIROKAWA and Miao Zhang and Takashi Tomura and Makoto Ando}, title = {内面に銅電気メッキした光造形樹脂中空導波管の94GHz帯試作}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2008, } @inproceedings{CTT100561254, author = {Takashi Tomura and Takuichi Hirano and kimio sakurai and JIRO HIROKAWA and Makoto Ando and 小島和也 and 永堀仁 and 鳥山康弘 and Toru Taniguchi}, title = {ミリ波無線キャンパスネットワークの評価に向けた無線機のBER測定}, booktitle = {電子情報通信学会 東京支部学生会研究発表会}, year = 2008, } @misc{CTT100783866, author = {Thomas Haustein and Konstantin Koslowski and Kei Sakaguchi and Gia Khanh Tran and Takashi Tomura and Hiroaki Nishiuchi and Makoto Nakamura and Koji Takinami and Tomoya Urushihara and Daniele Disco and Roberto Vallauri and Andrea Vicentini}, title = {D4.2 ~ 5G-MiEdge test-bed integrating mmWave access, liquid RAN C-plane, and user/application centric orchestration ~}, year = 2018, } @misc{CTT100667259, author = {Takashi Tomura}, title = {Numerical Eigenmode Analysis and Wideband Design of Hollow-Waveguide Slot Array Antennas with Corporate Feed Network}, year = 2014, } @misc{CTT100687193, author = {Takashi Tomura}, title = {Numerical Eigenmode Analysis and Wideband Design of Hollow-Waveguide Slot Array Antennas with Corporate Feed Network}, year = 2014, } @misc{CTT100667258, author = {Takashi Tomura}, title = {Numerical Eigenmode Analysis and Wideband Design of Hollow-Waveguide Slot Array Antennas with Corporate Feed Network}, year = 2014, } @misc{CTT100687334, author = {Takashi Tomura}, title = {Numerical Eigenmode Analysis and Wideband Design of Hollow-Waveguide Slot Array Antennas with Corporate Feed Network}, year = 2014, } @misc{CTT100892290, author = {JIRO HIROKAWA and Takashi Tomura}, title = {無線通信方法}, howpublished = {PublishedPatent}, year = 2023, month = {}, note = {特願2021-115790(2021/07/13), 特開2023-012257(2023/01/25)} } @misc{CTT100886513, author = {Atsushi Shirane and Kenichi Okada and Takashi Tomura}, title = {フェーズドアレイアンテナ}, howpublished = {PublishedPatent}, year = 2022, month = {}, note = {特願2021-082321(2021/05/14), 特開2022-175691(2022/11/25)} } @misc{CTT100880504, author = {Takashi Tomura and JIRO HIROKAWA}, title = {共振器特性測定方法}, howpublished = {PublishedPatent}, year = 2022, month = {}, note = {特願2020-169744(2020/10/07), 特開2022-061671(2022/04/19)} } @misc{CTT100860425, author = {Takashi Tomura and JIRO HIROKAWA}, title = {レクテナ装置}, howpublished = {RegisteredPatent}, year = 2023, month = {}, note = {特願2019-174233(2019/09/25), 特開2021-052515(2021/04/01), 特許第7289437号(2023/06/02)} } @phdthesis{CTT100667259, author = {Takashi Tomura}, title = {Numerical Eigenmode Analysis and Wideband Design of Hollow-Waveguide Slot Array Antennas with Corporate Feed Network}, school = {Tokyo Institute of Technology}, year = 2014, } @phdthesis{CTT100687193, author = {Takashi Tomura}, title = {Numerical Eigenmode Analysis and Wideband Design of Hollow-Waveguide Slot Array Antennas with Corporate Feed Network}, school = {Tokyo Institute of Technology}, year = 2014, } @phdthesis{CTT100667258, author = {Takashi Tomura}, title = {Numerical Eigenmode Analysis and Wideband Design of Hollow-Waveguide Slot Array Antennas with Corporate Feed Network}, school = {Tokyo Institute of Technology}, year = 2014, } @phdthesis{CTT100687334, author = {Takashi Tomura}, title = {Numerical Eigenmode Analysis and Wideband Design of Hollow-Waveguide Slot Array Antennas with Corporate Feed Network}, school = {Tokyo Institute of Technology}, year = 2014, }