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Publication List - JIRO HIROKAWA 2022 (59 / 1922 entries)
Journal Paper
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S. Chen,
T. Tomura,
J. Hirokawa,
K. Itou,
M. Suga,
Y. Shirato,
D. Uchida,
N. Kita.
Design for operation in two frequency bands by division of the coupled region in a waveguide 2-plane coupler,
IEICE Transactions on Electronics,
vol. E105-C,
no. 12,
pp. 729-739,
Dec. 2022.
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Kentaro Nishimori,
Jiro Hirokawa.
Multibeam Patterns Suitable for Massive MIMO Configurations,
IEICE Trans. Commun.,
Vol. 105,
No. 10,
pp. 1162-1172,
Oct. 2022.
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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,
IEICE TRANSACTIONS on Communications,
Institute of Electronics, Information and Communication Engineers,
vol. E105–B,
no. 8,
pp. 906-912,
Aug. 2022.
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Jiro Hirokawa,
Nelson J. G. Fonseca.
Special assignments of adjacent output phase differences per input ports in generalized one-dimensional parallel switching matrices,
IEICE Commun. Express,
vol. 11,
no. 6,
pp. 268-272,
June 2022.
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Tuchjuta Ruckkwaen,
Takashi Tomura,
Jiro Hirokawa.
Short-Range Transmission Improvement by Dog-Bone Cross-Slot Feed in Radial Line Slot Antenna,
IEICE Commun. Express,
Vol. 11,
no. 6,
pp. 257-262,
June 2022.
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Shuang Ji,
Takashi Tomura,
Jiro Hirokawa.
Fast Analysis and Bandwidth Enhancement of the Radiating Subarray by Method of Moments for a Parallel-Plate Slot Array Antenna with Perpendicular-Corporate Feed,
IEEE Trans. Antennas Propag.,
vol. 70,
no. 4,
pp. 2645-2655,
Apr. 2022.
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Shuang Ji,
Jiro Hirokawa,
Takashi Tomura.
A Wideband and High-Gain All-Metallic Perpendicular-Corporate-Fed Multi-Layered Parallel-Plate Slot Array Antenna,
IEEE Access,
vol. 10,
pp. 38000-38011,
Apr. 2022.
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Jiro Hirokawa,
Nelson J. G. Fonseca.
One-body Two-dimensional Switching Matrices with a Triangular Lattice of Beams,
IEEE Antennas Wirel. Propag. Lett.,
vol. 21,
no. 3,
pp. 581-585,
Mar. 2022.
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Jun Goto,
Akimichi Hirota,
Kyosuke Mochizuki,
Satoshi Yamaguchi,
Kazunari Kihira,
Toru Takahashi,
Hideo Sumiyoshi,
Masataka Otsuka,
Naofumi Yoneda,
Jiro Hirokawa.
Design of the Circularly Polarized Ring Microstrip Antenna with Shorting Pins,
IEICE Trans. Commun.,
vol. 105,
no. 1,
pp. 34-43,
Jan. 2022.
Book
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Shigeyuki Akiba,
Jiro Hirokawa.
Photonics-Based Millimeter-Wave Band Remote Beamforming of Antenna Arrays Integrated with Photodiodes,
Antenna and Array Technologies for Future Wireless Ecosystems,
Wiley,
pp. 253-284,
July 2022.
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Akihiko Hirata,
Jiro Hirokawa.
High-Gain Antennas,
THz Communications,
Springer,
pp. 155-160,
Jan. 2022.
International Conference (Reviewed)
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Maharana Pratap Singh,
Priyank Mishra,
Jiro Hirokawa,
Saptarshi Ghosh.
SIW-Based Circularly Polarized Slot Antenna Array for Millimeter-Wave Applications,
IEEE Microw. Antennas Propag. Conf.,
Dec. 2022.
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Ryosuke Hasaba,
Kazuhiro Eguchi,
Toshiyuki Wakisaka,
Hiroshi Sato,
Jiro Hirokawa,
Miyuki Hirose,
Tohlu Matsushima,
Yuki Fukumoto.
Basic Study of Communication System in Seawater Using Magnetic Field Coupler and Wavelet OFDM,
2022 Asia-Pacific Microwave Conference (APMC),
pp. 488-489,
Nov. 2022.
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Qi Li,
Jiro Hirokawa,
Takashi Tomura.
Design of a waveguide two-plane coupler with a different division ratio in horizontal and vertical directions,
ISAP,
Nov. 2022.
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Takashi Tomura,
Jiro Hirokawa,
Daisuke Yamanaka,
Osamu Kagaya,
Nobutaka Kidera,
Katsuaki Miyatani,
Hisaaki Furukawa.
Synthetic Fused Silica Glass Based Low Loss 60-GHz-Band H-Plane Substrate Integrated Waveguide Hybrid by Through Quartz Vias,
2022 Asia-Pacific Microwave Conference,
Proceedings of 2022 Asia-Pacific Microwave Conference,
The Institute of Electronics, Information and Communication Engineers,
pp. 22-24,
Nov. 2022.
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Yaxiang Wu,
Jiro Hirokawa,
Takashi Tomura.
Groove Gap Waveguide with Interlaced Pins for Higher-Frequency Fabrication,
Int. Symp. Antennas Propag.,
Oct. 2022.
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Miao Zhang,
Zewei Li,
Baoquan Duan,
Jiro Hirokawa,
Qing Huo Liu.
Development of Single-Layer Full-Corporate-Fed SIW Slot Array Antennas,
Intl. Symp. Antennas Propag.,
Oct. 2022.
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Yaxiang Wu,
Jiro Hirokawa,
Takashi Tomura.
Design Method of Gap Waveguide with Interlaced Pins for High-Frequency Fabrication,
URSI-JRSM,
Sept. 2022.
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Qi Li,
Jiro Hirokawa,
Takashi Tomura.
Design Method of a Hollow-waveguide Two-plane Coupler with Unequal Division Ratio along with Horizontal and Vertical Direction,
URSI-JRSM,
Sept. 2022.
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Huanqian Xiong,
Jiro Hirokawa,
Takashi Tomura.
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,
URSI-JRSM,
Sept. 2022.
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Hirobumi Saito,
Kosei Ishimura,
Takashi Tomura,
Jiro Hirokawa.
Low Cost SAR Antenna with Wide Swath and High Ground Resolution,
Small Sat. Conf.,
Aug. 2022.
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Yoshihiko Akamine,
Takashi Tomura,
Jiro Hirokawa.
Computationally Efficient Near Field to Far Field Transformation Method for Radar Cross Section Measurements with Single Frequency,
IEEE AP-S URSI Intl. Symp.,
July 2022.
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Jiro Hirokawa,
Nelson J. G. Fonseca.
Special assignments of output phase differences in generalized one-dimensional switching matrices,
IEEE AP-S URSI Intl. Symp.,
July 2022.
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Takashi Tomura,
Jiro Hirokawa,
Muhsin Ali,
Guillermo Carpintero.
Spatial Multiplexed Wireless Communication by E-band ROM Antennas and RoF,
IEEE AP-S URSI Intl. Symp.,
July 2022.
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Huanqian Xiong,
Jiro Hirokawa,
Takashi Tomura.
A Compact Radiating Element Consisting of a Slot and a Wall for a Dual Polarized Parallel Plate Slot Array Antenna,
IEEE AP-S URSI Intl. Symp.,
July 2022.
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Yaxiang Wu,
Takashi Tomura,
Jiro Hirokawa,
Miao Zhang.
Wideband Design of an Aperture-Coupled 2 × 2-ME-Dipole Subarray Based on Gap Waveguide Technology,
IEEE AP-S URSI Intl. Symp.,
July 2022.
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Qi Li,
Jiro Hirokawa,
Takashi Tomura,
Nelson J. G. Fonseca.
A 3×3-way Hollow Waveguide Nolen Matrix Using a 2-plane Unbalanced Coupler,
IEEE AP-S URSI Intl. Symp.,
July 2022.
International Conference (Not reviewed / Unknown)
Domestic Conference (Not reviewed / Unknown)
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Hirobumi Saito,
Kosei Ishimura,
Takashi Tomura,
JIRO HIROKAWA.
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,
信学技報,
Dec. 2022.
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Shengjia Wu,
Jiro Hirokawa,
Takashi Tomura,
Nelson J. G. Fonseca.
Assignment of Adjacent Output Phase Differences Per Input Port in One-dimensional Parallel Switching Matrices,
信学技報,
Oct. 2022.
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Masashi Fujishiro,
JIRO HIROKAWA,
Takashi Tomura.
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,
信学技報,
Oct. 2022.
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Rikako Yamaguchi,
JIRO HIROKAWA,
Takashi Tomura.
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,
信学技報,
Oct. 2022.
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JIRO HIROKAWA.
Numerical design of one-dimensional switching matrices with an arbitrary number of beams and application to millimeter-wave two-dimensional ones,
MIKA,
信学技報,
Oct. 2022.
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Rikako Yamaguchi,
JIRO HIROKAWA,
Takashi Tomura,
Minoru Inomata,
Wataru Yamada.
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,
電子情報通信学会 ソサイエティ大会,
Sept. 2022.
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Yoshihiko Akamine,
Takashi Tomura,
JIRO HIROKAWA.
Near Field to Far Field Transformation for Radar Cross Section Measurements by Using a Novel Weighting Factor for Cylindrical Scanning,
信学ソ大,
Sept. 2022.
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Riki Yanagisawa,
Jiro Hirokawa,
Takashi Tomura.
Design of a 150GHz-Band Reflector Omnidirectional Antenna Using a Circular TE11-TM01 Mode Converter,
信学技報,
Vol. 122,
No. 182,
pp. 96-99,
Sept. 2022.
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Yuto Katsura,
Takashi Tomura,
Jiro Hirokawa.
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,
信学技報,
Sept. 2022.
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Tomori Yuki,
Tomura Takashi,
Hirokawa Jiro.
Design of a Circularly Polarized Slot Pair on a Parallel-plate Waveguide with Corrugations,
信学ソ大,
Sept. 2022.
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Shengjia Wu,
Jiro Hirokawa,
Takashi Tomura,
Nelson J. G. Fonseca.
Comparative Evaluation of Different Assignments for 1-D Parallel Switching Matrices with Four Beams,
信学ソ大,
Sept. 2022.
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Yoshiki Hara,
JIRO HIROKAWA,
Takashi Tomura.
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,
信学通信大,
Sept. 2022.
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Qi Li,
Jiro Hirokawa,
Takashi Tomura.
Design of a Hollow-waveguide Two-plane Coupler with Unequal Division Ratio along with Horizontal and Vertical Directions,
信学通信大,
Sept. 2022.
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Huanqian Xiong,
Jiro Hirokawa,
Takashi Tomura.
Design of a 1D Radiating Subarray in a Dual-polarized Parallel Plate Slot Array Antenna with Centered Longitudinal Feeding Slots,
IEICE Society Conference 2022,
Sept. 2022.
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Yaxiang Wu,
Jiro Hirokawa,
Takashi Tomura.
Design of a Gap Waveguide with Interlaced Pins for Higher-Frequency Fabrication,
信学通信大,
Sept. 2022.
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Masashi Fujishiro,
JIRO HIROKAWA,
Takashi Tomura.
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,
信学通信大,
Sept. 2022.
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Hirobumi Saito,
石村厚生,
JIRO HIROKAWA.
小型衛星搭載の展開式並列給電スロットアレーアンテナによる高分解能、広域なSAR観測の検討,
信学技報,
July 2022.
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Takefumi Hiraguri,
Kentaro Nishimori,
JIRO HIROKAWA,
Takahiro Matsuda,
Tetsuro Imai.
移動中継局を用いた次世代超高速伝送, 広域エリア形成の研究開発,
信学技報,
July 2022.
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Yoshihiko Akamine,
Takashi Tomura,
JIRO HIROKAWA.
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,
信学技報,
June 2022.
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Qi Li,
Jiro Hirokawa,
Takashi Tomura,
Nelson J. G. Fonseca.
A 3×3-way Hollow-waveguide Nolen Matrix Using a 2-plane Coupler with Unequal Power Division,
IEICE General Conf.,
Mar. 2022.
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Yaxiang Wu,
Takashi Tomura,
Jiro Hirokawa,
Miao Zhang.
Design of a Wideband Aperture-Coupled 2×2-Magnetoelectric Dipole Subarray Fed by Groove Gap Waveguide,
信学総大,
Mar. 2022.
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Shengjia Wu,
Jiro Hirokawa,
Takashi Tomura,
Nelson J. G. Fonseca.
Special Configurations of 1-D Parallel Switching Matrices with Four Beams,
信学総大,
Mar. 2022.
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Jiro Hirokawa,
Nelson J. G. Fonseca.
Special assignments of output phase differences per input ports in generalized one-dimensional switching matrices,
信学総大,
Mar. 2022.
-
Yoshihiko Akamine,
Takashi Tomura,
Jiro Hirokawa.
Near Field to Far Field Transformation for Radar Cross Section Measurement Based on Cylindrical Wave Expansion,
信学総大,
Mar. 2022.
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Riki Yanagisawa,
Jiro Hirokawa,
Takashi Tomura.
Design of a Mode Converter for Feeding an Omnidirectional Antenna in 300GHz-Band,
信学総大,
Mar. 2022.
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Baoquan Duan,
Takashi Tomura,
Jiro Hirokawa.
Proposal of 4×4-mode Rectangular-coordinate Orthogonal Multiplexing Antenna System for the Non-far Region Communication,
IEICE General Conference,
Mar. 2022.
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Masashi Fujishiro,
JIRO HIROKAWA,
Takashi Tomura,
Kentaro Nishimori.
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,
信学総大,
Mar. 2022.
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Hirobumi Saito,
Takashi Tomura,
JIRO HIROKAWA.
小型衛星搭載のCFRP製展開型スロットアレーアンテナ,
信学総大,
Mar. 2022.
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Yuto Katsura,
Takashi Tomura,
JIRO HIROKAWA.
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,
信学総大,
Mar. 2022.
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Yuta Ishikawa,
Takashi Tomura,
Jiro Hirokawa.
Design of a Circularly-polarized Crossed-slot Square-Arrangement Array Antennas on Alternating-phase Feed Parallel-plate Waveguide,
アンテナ・伝播研究会(AP) / 無線電力伝送研究会(WPT),
IEICE Technical Report,
The Institute of Electronics, Information and Communication Engineers,
vol. 121,
no. 330,
pp. 80-85,
Jan. 2022.
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Hiroki Nishimoto,
Takashi Tomura,
JIRO HIROKAWA.
Analysis and design of a circularly-polarized element on a parallel-plate waveguide with perpendicular corporate-feed,
電子情報通信学会,アンテナ・伝搬研究会,
信学技報,
vol. 121,
no. 330,
pp. 86-91,
Jan. 2022.
Official location
Patent
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Takashi Tomura,
JIRO HIROKAWA.
共振器特性測定方法.
Patent.
Published.
国立大学法人東京工業大学, AGC株式会社.
2020/10/07.
特願2020-169744.
2022/04/19.
特開2022-061671.
2022.
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JIRO HIROKAWA.
アレーアンテナ.
Patent.
Published.
国立大学法人東京工業大学.
2020/09/16.
特願2020-155836.
2022/03/29.
特開2022-049576.
2022.
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JIRO HIROKAWA.
アレーアンテナ.
Patent.
Published.
国立大学法人東京工業大学.
2020/06/24.
特願2020-108896.
2022/01/13.
特開2022-006587.
2022.
-
JIRO HIROKAWA.
アレーアンテナ.
Patent.
Published.
国立大学法人東京工業大学.
2020/06/24.
特願2020-108895.
2022/01/13.
特開2022-006586.
2022.
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