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Publication List - Takashi Tomura 2019 (68 / 416 entries)
Journal Paper
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T. Tomura,
D. Kim,
M. Wakasa,
Y. Sunaguchi,
J. Hirokawa,
K. Nishimori.
A 20-GHz-band 64×64 hollow waveguide two-dimensional Butler matrix,
IEEE Access,
vol. 7,
pp. 164080-164088,
Nov. 2019.
Official location
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H. Arakawa,
H. Irie,
T. Tomura,
J. Hirokawa.
Suppression of E-plane sidelobes using double slit-layers in a corporate-feed waveguide slot array antenna consisting of 2x2-element radiating units,
IEEE Trans. Antennas Propag.,
vol. 67,
no. 6,
pp. 3743-3751,
June 2019.
Official location
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Masahiro Wakasa,
Dong-Hun Kim,
Takashi Tomura,
Jiro Hirokawa.
Wideband design of a short-slot 2-plane coupler by the mode matching/FEM hybrid analysis considering the structural symmetry,
IEICE TRANSACTIONS on Communications,
Institute of Electronics, Information and Communication Engineers,
vol. E102-B,
no. 5,
pp. 1019-1026,
May 2019.
Official location
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Takashi Tomura,
Haruhisa Hirayama,
Jiro Hirokawa.
A PCB-integratable metal cap slot antenna for 60-GHz band mobile terminals,
IEICE TRANSACTIONS on Communications,
Institute of Electronics, Information and Communication Engineers,
vol. E102-B,
no. 2,
pp. 317-323,
Feb. 2019.
Official location
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H. Irie,
T. Tomura,
J. Hirokawa.
Perpendicular-Corporate Feed in a Four-Layer Circularly-Polarized Parallel-Plate Slot Array,
IEICE Trans. Commun.,
vol. 102,
no. 1,
pp. 137-146,
Jan. 2019.
International Conference (Reviewed)
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Keisuke Omoto,
Takashi Tomura,
Hiraku Sakamoto,
JIRO HIROKAWA,
MASAAKI OKUMA.
Basic Study on Deformation Reconfiguration Technology for 5.8-GHz-band Reflectarray Antennas,
PIERS,
Dec. 2019.
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Keisuke Ejiri,
Takashi Tomura,
JIRO HIROKAWA.
Analysis for a Transition between Rectangular Waveguide and Groove Gap Waveguide,
Philippines-Japan Workshop on Wireless, Radio and Antenna Technologies (PJWWRAT),
Dec. 2019.
Official location
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T. Tomura,
J. Hirokawa.
Electrically large circular polarized waveguide slot array antennas for 60-GHz-band GATE system,
Progress Electromagnetics Research Symp.,
Dec. 2019.
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S. Chen,
T. Tomura,
J. Hirokawa.
Optimization of the Cross-sectional Shape in a Waveguide 2-plane-Coupler with respect to Conditions on Phase Constants,
Philippine-Japan Workshop Wirel. Radio Antenna Tech.,
Dec. 2019.
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J. Hirokawa,
H. Irie,
T. Tomura.
Progress of Perpendicular-Corporate Feed for a Multi-Layer Parallel-Plate Slot Array Antenna,
IEEE Intl. Conf. Microw. Commun. Antennas Electron. Sys.,
Nov. 2019.
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Tianyu Wang,
Takashi Tomura,
JIRO HIROKAWA.
Analysis of Coupling Slots with a Reflection-canceling Wall for Parallel Plate Slot Array Antenna,
ISAP,
Oct. 2019.
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Kouhei Jitousho,
Takashi Tomura,
JIRO HIROKAWA.
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,
International Symposium on Antennas and Propagation,
Oct. 2019.
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Wataru Kuramoto,
Takashi Tomura,
Jiro Hirokawa,
Adrian Gomez,
Joachim Oberhammer.
Wideband Design of a 350GHz-band Corporate-feed Waveguide Slot Array Antenna using Gold-coating Silicon Wafers with Different Thickness,
ISAP,
Oct. 2019.
Official location
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Shuang Ji,
Takashi Tomura,
JIRO HIROKAWA.
Analysis of 2×2 Radiating Slots with Parallel-Plate Perpendicular-Corporate Feed Based on Method of Moments,
International Symposium on Antennas and Propagation,
Oct. 2019.
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Keisuke Ejiri,
Takashi Tomura,
JIRO HIROKAWA.
Modal Analysis for Gap Waveguide Considering Structural Periodicity in Propagation Direction,
International Symposium on Antennas and Propagation,
Oct. 2019.
Official location
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Takashi Tomura,
Keisuke Omoto,
Hiraku Sakamoto,
Jiro Hirokawa.
Design and Validation of a 5.8-GHz-band Active Reflectoarray on Nonflat Structures for CubeSats,
ESA Antenna Workshop,
Oct. 2019.
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Takashi Tomura,
Jiro Hirokawa,
Minoru Furukawa,
Teruo Fujiwara.
Aperture distribution of RLSA for 5.8-GHz band wireless power transmission,
Int. Symp. Antennas Propag.,
Oct. 2019.
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K. Itakura,
Akihiko Hirata,
M. Sonoda,
T. Higashimoto,
Tadao Nagatsuma,
Takashi Tomura,
Jiro Hirokawa,
N. Sekine,
Issei Watanabe,
Akifumi Kasamatsu.
Investigation of plasmon hybridization between slot-ring resonator absorber and lattice pattern substrate,
Intl. Symp. Antennas Propag.,
Oct. 2019.
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Kentaro Wada,
Takashi Tomura,
JIRO HIROKAWA.
Design of a Beam Switching Circuit for Rectangular-coordinate Orthogonal 4-Multiplexing in the Non-far Region with Two-dimensional 180-degree Hybrid,
International Symposium on Antennas and Propagation,
Oct. 2019.
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J. Hirokawa,
T. Tomura,
K. Nishimori,
T. Hiraguri.
A 64x64-way Two-dimensional Beam-switching Butler Matrix for Multi-beam Massive MIMO,
IEEE Intl. Symp. Phased Array Sys. Tech.,
Oct. 2019.
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Yuki Sunaguchi,
Takashi Tomura,
Jiro Hirokawa.
Control of Radiation Direction in an Aperture Array excited by a Waveguide 2-plane Hybrid Coupler,
International Symposium on Antennas and Propagation,
International Symposium on Antennas and Propagation,
Oct. 2019.
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Tuchjuta Ruckkwaen,
Kiyomichi Araki,
Takashi Tomura,
JIRO HIROKAWA,
Makoto Ando.
Experimental Evaluation of Intersymbol Interference in Non-Far Region Transmission using 30-GHz Band Large Array Antennas,
IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting,
July 2019.
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T. Tomura,
J. Hirokawa.
Wideband design of feed structure for 2 × 2-element waveguide slot arrays by filter design theory,
IEEE Int. Symp. Antennas Propag.,
July 2019.
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Mohamed K. Emara,
Takashi Tomura,
Jiro Hirokawa,
Shulabh Gupta.
Reflection-Cancelling Dielectric Huygens’ Metasurface Pair for Wideband Millimeter-Wave Beam-Forming,
IEEE AP-S URSI Intl. Symp.,
July 2019.
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J. Hirokawa,
S. Wai,
T. Tomura.
Design of 48x32-slot Corporate-feed Plate-laminating Waveguide Antenna with Circular Polarization,
IEEE AP-S URSI Intl. Symp.,
July 2019.
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Hirobumi Saito,
Jiro Hirokawa,
Takashi Tomura,
Prilando Rizki Akbar,
Budhaditya Pyne,
Keiji Tanaka,
Makoto Mita,
Tomoki Kaneko,
Hiromi Watanabe,
Koichi Ijichi.
Development of Compact SAR Systems for Small Satellite,
IEEE Intl. Geoscience Remote Sensing Symp.,
July 2019.
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Sergio Barberis,
Daniele Disco,
Roberto Vallauri,
Takashi Tomura,
Jiro Hirokawa.
Millimeter Wave Antenna for Information Shower: Design Choices and Performance,
Euro. Conf. Networks Commun.,
June 2019.
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J. Hirokawa,
H. Arakawa,
T. Tomura.
Design of H-Plane Sidelobe Suppression using a Slit Layer in a Corporate-Feed Waveguide Slot Array Antenna of 2×2-Element Radiating Units,
URSI Intl. Symp. Electromagnetic Theory,
May 2019.
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Jiro Hirokawa,
Takashi Tomura,
Prilando Rizki Akbar,
Budhaditya Pyne,
Hirobumi Saito.
Estimation of near Field Distribution of Seven Panels of Parallel Plate Slot Arrays for a 100Kg-Class X-band SAR Satellite,
Euro. Conf. Antennas Propag.,
Apr. 2019.
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Shulabh Gupta,
Takashi Tomura,
Soichi Sakurai,
Daniel King,
Jiro Hirokawa.
Millimeter-wave Huygens' Metasurfaces Based on All-dielectric Resonators for Antenna Beam-forming,
Euro. Conf. Antennas Propag.,
Apr. 2019.
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Jiro Hirokawa,
Yuta Saito,
Takashi Tomura,
Kenichi Okada.
Radiation of a Semi-rigid Cable Monopole Inserting into an Oscillator Chip in the 60GHz-band,
IEEE International Workshop on Antenna Technology,
Mar. 2019.
International Conference (Not reviewed / Unknown)
Domestic Conference (Not reviewed / Unknown)
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Keigo Ohno,
Hiraku Sakamoto,
MASAAKI OKUMA,
Kenichi Okada,
Atsushi Shirane,
Takashi Tomura,
Dongwon You.
織物膜宇宙構造の収納性に関する研究,
宇宙太陽発電シンポジウム,
Nov. 2019.
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Keisuke Ejiri,
Takashi Tomura,
JIRO HIROKAWA.
Analysis for Gap Waveguide Considering Structural Periodicity and Design of Mode Converter,
電子情報通信学会,アンテナ・伝搬研究会,
信学技報,
vol. 119,
no. 295,
pp. 35-40,
Nov. 2019.
Official location
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Kentaro Wada,
Takashi Tomura,
JIRO HIROKAWA,
Akihiko Hirata.
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,
アンテナ・伝播研究会,
信学技報,
vol. 119,
no. 295,
pp. 41-45,
Nov. 2019.
Official location
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Yuki Sunaguchi,
Takashi tomura,
jiro hirokawa.
Reflection Suppression of a Waveguide 2-plane Coupler considering the Two-dimensional Structural Symmetry,
アンテナ・伝播研究会,
信学技報,
Nov. 2019.
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Naoki Matsumura,
Kentaro Nishimori,
Ryotaro Taniguchi,
Takefumi Hiraguri,
Takashi Tomura,
JIRO HIROKAWA.
送受信距離に依存しないアンテナ切替型LOS-MIMO,
信学技報,
Nov. 2019.
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Keisuke Omoto,
Hiraku Sakamoto,
Takashi Tomura,
JIRO HIROKAWA,
MASAAKI OKUMA.
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,
第63回宇宙科学技術連合講演会,
Nov. 2019.
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Takashi Tomura,
JIRO HIROKAWA,
Minoru Furukawa,
藤原暉雄.
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,
信学技報,
Nov. 2019.
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Keigo Ohno,
Hiraku Sakamoto,
MASAAKI OKUMA,
Kenichi Okada,
Atsushi Shirane,
Takashi Tomura,
Dongwon You.
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,
第5回宇宙太陽発電(SSPS)シンポジウム,
Nov. 2019.
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Tianyu Wang,
Takashi Tomura,
JIRO HIROKAWA.
Analysis and Design of a Waveguide Feeder for a Parallel Plate Slot Array Antenna,
電子情報通信学会ソサイエティ大会,
Sept. 2019.
-
Takashi Tomura,
JIRO HIROKAWA.
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,
信学通信大,
Sept. 2019.
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Shihao Chen,
Takashi Tomura,
JIRO HIROKAWA.
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,
信学エレソ大,
Sept. 2019.
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Yuki Sunaguchi,
Takashi Tomura,
JIRO HIROKAWA.
Design of a 66GHz-band 16-beam Two-dimensional Beam-switching One-body Hollow-waveguide Butler Matrix,
IEICE Society Conference,
電子情報通信学会ソサイエティ大会講演論文集,
Sept. 2019.
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Naoki Matsumura,
Kentaro Nishimori,
Ryotaro Taniguchi,
Takefumi Hiraguri,
Takashi Tomura,
JIRO HIROKAWA.
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,
信学通信大,
Sept. 2019.
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板倉弘一郎,
Akihiko Hirata,
JIRO HIROKAWA,
Takashi Tomura,
渡邊一世,
関根徳彦,
Akifumi Kasamatsu.
混成共振モードを利用した120GHz帯近接無線の検討,
信学エレソ大,
Sept. 2019.
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Kentaro Wada,
Takashi Tomura,
JIRO HIROKAWA.
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,
電子情報通信学会ソサイエティ大会,
Sept. 2019.
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Keisuke Ejiri,
Takashi Tomura,
Jiro Hirokawa.
Modal Analysis Based on Floquet Modes for Gap Waveguide,
電子情報通信学会ソサイエティ大会,
Sept. 2019.
Official location
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Takashi Tomura,
JIRO HIROKAWA.
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,
信学技報,
July 2019.
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JIRO HIROKAWA,
Haruka Arakawa,
Takashi Tomura.
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,
信学技報,
May 2019.
-
Hiraku Sakamoto,
Hiroki Nakanishi,
HIROSHI FURUYA,
Kosuke Ikeya,
Ryo Iijima,
Ryoga Ide,
Keigo Ohno,
Keisuke Omoto,
Yohei Iwasaki,
Takashi Furuya,
Shigeaki Okuyama,
Masaki Kato,
Madoka Kurosaki,
Sae Koide,
Yuuki Nakatsuka,
Teruaki Hayashi,
Reo Kashiyama,
Junya Nakamura,
Wataru Nio,
Tsubasa Tsunemitsu,
山崎泰,
Britta Hohmann,
Yusuke Ota,
Keisuke Taga,
Naoki Ueda,
Takumi Abe,
Takaya Ozawa,
Takagi Ryuhei,
Yuri Terada,
Tadashi Nishizawa,
Kazuaki Hayasaki,
Kouta Gotou,
Mutsuhiro Ogawa,
Kazuki Manaka,
Akiya Inagaki,
Toowa Amamoto,
Takaomi Chubachi,
Sho Tamura,
Hideaki Okada,
Ryo Sato,
Taisuke Nakano,
Takuya Nakakura,
Takashi Yokomatsu,
Kyohei Yashima,
Shotaro Yokoyama,
Syota Izumiyama,
Takashi Tomura,
Mitsushige Oda,
鳥阪綾子,
Akihito Watanabe,
川端信義,
堀利行,
伊藤裕明,
倉冨剛,
下田優弥,
日高菜奈,
坂本信臣,
内藤祐貴,
渡辺和樹,
山崎政彦.
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,
9th UNISEC Space Takumi Conference for Practical Study of Problem Finding and Solving in Space Systems,
Mar. 2019.
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Shuang Ji,
Takashi Tomura,
JIRO HIROKAWA.
Analysis of the 2×2 Radiating Slots with the Perpendicular Corporate-feed Based on Method of Moments,
IEICE General Conference,
Mar. 2019.
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Akbar Prilando Rizki,
Hirofumi Saito,
Koji Tanaka,
Budhaditya Pyne,
JIRO HIROKAWA,
Takashi Tomura.
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),
信学技報,
Mar. 2019.
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Kentaro Wada,
Takashi Tomura,
JIRO HIROKAWA.
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,
電子情報通信学会総合大会,
Mar. 2019.
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Tuchjuta Ruckkwaen,
Kiyomichi Araki,
Takashi Tomura,
JIRO HIROKAWA,
Makoto Ando.
Experimental Evaluation of Intersymbol Interference in Non-Far Region Transmission using 30-GHz Band Large Array Antennas,
IEICE General Conference,
Mar. 2019.
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Tianyu Wang,
Takashi Tomura,
JIRO HIROKAWA.
Design of the Matching Coupling Slot for Parallel Plate Waveguide with Hard Walls,
電子情報通信学会総合大会,
Mar. 2019.
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Kouhei Jitousho,
Takashi Tomura,
JIRO HIROKAWA.
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,
電子情報通信学会総合大会,
Mar. 2019.
-
Keisuke Ejiri,
Takashi Tomura,
JIRO HIROKAWA.
Mode Analysis of Gap Waveguide including the Structural Periodicity in the Propagation Direction and Mode Expression of Scattering Matrix,
電子情報通信学会総合大会,
Mar. 2019.
Official location
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Yuta Saito,
Takashi Tomura,
JIRO HIROKAWA.
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,
信学技報,
Mar. 2019.
-
Hiraku Sakamoto,
Hiroki Nakanishi,
HIROSHI FURUYA,
Kosuke Ikeya,
Ryo Iijima,
Ryoga Ide,
Keigo Ohno,
Keisuke Omoto,
Yohei Iwasaki,
Takashi Furuya,
Shigeaki Okuyama,
Masaki Kato,
Madoka Kurosaki,
Sae Koide,
Yuuki Nakatsuka,
Teruaki Hayashi,
Reo Kashiyama,
Junya Nakamura,
Wataru Nio,
Tsubasa Tsunemitsu,
山崎泰,
Britta Hohmann,
Yusuke Ota,
Keisuke Taga,
Naoki Ueda,
Takumi Abe,
Takaya Ozawa,
Takagi Ryuhei,
Yuri Terada,
Tadashi Nishizawa,
Kazuaki Hayasaki,
Kouta Gotou,
Mutsuhiro Ogawa,
Kazuki Manaka,
Akiya Inagaki,
Toowa Amamoto,
Takaomi Chubachi,
Sho Tamura,
Hideaki Okada,
Ryo Sato,
Taisuke Nakano,
Takuya Nakakura,
Takashi Yokomatsu,
Kyohei Yashima,
Shotaro Yokoyama,
Syota Izumiyama,
Takashi Tomura,
Mitsushige Oda,
鳥阪綾子,
Akihito Watanabe,
川端信義,
堀利行,
伊藤裕明,
倉冨剛,
下田優弥,
日高菜奈,
坂本信臣,
内藤祐貴,
渡辺和樹,
山崎政彦.
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,
9th UNISEC Space Takumi Conference for Practical Study of Problem Finding and Solving in Space Systems,
Mar. 2019.
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Yuki Sunaguchi,
Takashi Tomura,
JIRO HIROKAWA.
Control of Radiation Direction of the Aperture Array in a Waveguide 2-plane Hybrid Coupler,
IEICE General Conference,
電子情報通信学会総合大会講演論文集,
Mar. 2019.
-
Takashi Tomura,
JIRO HIROKAWA,
Minoru Furukawa,
藤原暉雄.
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,
信学総大,
Mar. 2019.
-
Haruka Arakawa,
JIRO HIROKAWA,
Takashi Tomura.
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,
信学総大,
Mar. 2019.
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Wataru Kuramoto,
Takashi Tomura,
JIRO HIROKAWA,
Joachim Oberhammer.
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,
電子情報通信学会総合大会,
Mar. 2019.
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Naoki Matsumura,
Kentaro Nishimori,
Ryotaro Taniguchi,
Takefumi Hiraguri,
Takashi Tomura,
JIRO HIROKAWA.
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,
信学技報,
Jan. 2019.
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Kentaro Nishimori,
Naoki Matsumura,
Ryotaro Taniguchi,
Takefumi Hiraguri,
Takashi Tomura,
JIRO HIROKAWA.
無人飛行機による人工的な伝搬環境制御について,
信学技報,
Jan. 2019.
-
Takashi Tomura,
JIRO HIROKAWA,
Minoru Furukawa,
藤原暉雄.
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,
信学技報,
Jan. 2019.
Patent
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Takashi Tomura,
JIRO HIROKAWA.
レクテナ装置.
Patent.
Registered.
国立大学法人東京工業大学, 株式会社翔エンジニアリング.
2019/09/25.
特願2019-174233.
2021/04/01.
特開2021-052515.
特許第7289437号.
2023/06/02
2023.
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