Hirokawa Jirou 廣川二郎

… Alternative Names

HIROKAWA Jiro 廣川二郎

廣川二郎ヒロカワジロウ

Less

Researcher Number	00228826
Other IDs
Affiliation (Current)	2022: 東京工業大学, 工学院, 教授
Affiliation (based on the past Project Information) *help	2015 – 2022: 東京工業大学, 工学院, 教授 2017: 東京工業大学, その他部局等, 教授 2015: 東京工業大学, 大学院理工学研究科(工学系), 教授 2014 – 2015: 東京工業大学, 理工学研究科, 教授 2014: 東京工業大学, 大学院理工学研究科・電気電子工学専攻, 教授 … More 2011 – 2013: 東京工業大学, 理工学研究科, 准教授 2010 – 2012: 東京工業大学, 大学院・理工学研究科, 准教授 2007: Tokyo Institute of Technology, Graduate School of Science and Engineering, Associate Professor 2006: 東京工業大学, 大学院理工学研究科, 助教授 2005: 東京工業大学, 大学院・理工学研究科, 助教授 2000 – 2002: Graduate School of Science and Technology, Associate Professor, 大学院・理工学研究科, 助教授 1996 – 1999: 東京工業大学, 工学部, 助教授 1995: 東京工業大学, 工学部, 助手 1993: 東京工業大学, 工学部, 助手 Less
Review Section/Research Field	Principal Investigator Communication/Network engineering / 情報通信工学 / Basic Section 21020:Communication and network engineering-related Except Principal Investigator 情報通信工学 / Communication/Network engineering / Basic Section 21020:Communication and network engineering-related / Communication/Network engineering
Keywords	Principal Investigator ミリ波 / アンテナ / 平面アンテナ / スロットアンテナ / モーメント法 / 導波管 / 平行平板導波路 / ポスト / テラヘルツ / 先端的通信 … More / 情報通信工学 / 衛星放送 / 車載アンテナ / 導波管スロット / 漏れ波導波管 / ビームチルト / 漏れ波 / 誘電体 / 給電回路 / サイドローブ / 直線偏波 / シリコンチップ / 放射効率 / 指向性 / サブミリ波 / バトラーマトリックス / millimeter wave / post / slot antenna / planar antenna / Butler matrix / waveguide / 射出成型 / 精密部品加工 / アルゴリズム / 中央給電 / 逆相給電 / information communication technology / advanced communication / injection molding / precision component fabrication / algorithm / antenna / center feed / alternating-phase feed / アンテナシステム / 多重伝送 / 極性直交性 / 直角座標系 … More Except Principal Investigator ミリ波 / アンテナ / スロットアンテナ / 導波管 / ビーム走査 / 平面アンテナ / 漏れ波 / 誘電体導波路 / Millimeter Wave / 同相給電 / 逆相給電 / 反射抑圧スロットペア / チョーク構造 / 平面アレーアンテナ / 一層構造偏波変換板 / 広壁上スロット配列 / 狭壁上スロット配列 / 波動解析手法 / 精密解析モデル / 偏波変換板 / ダイポール / 円偏波 / 一層構造導波管アレイアンテナ / 量子化誤差 / チルト角 / グレーティング・ローブ / サイドローブ・レベル / 位相器 / 傾斜導波管 / CMOS / オンチップアンテナ / 放射効率 / シリコン基板 / イオン照射 / 電磁界シミュレーション / オンチップ / シリコン / 導電率 / 低損失化 / シミュレーション / TEMモード / 平行平板導波路 / NRDガイド / TEM導波路 / スロットアレー / 高能率アンテナ / ラジアルラインスロットアンテナ / スロット結合 / Planar Antenna / Slot Antenna / TEM Mode / Parallel Plate Waveguide / NRD Guide / Leaky Wave / 一層構造給電回路 / 逆相給電T分岐回路 / 相互結合 / 一層構造アンテナ / ホログラフ処理 / 近傍界測定 / 基本モード / 一層構造 / Antenna / Waveguide / Slot antenna / Planar Antenne / Single-Layer feed ciroit / Co-Phase feed / Sltemsting-Phase feed / 一層構造基本モード導波管アンテナ / 幅広チョーク / 低サイドローブ / テーラー分布 / ポスト壁導波路 / 平行平板スロットアレーアンテナ / 逆相給電型 / 低サイドローブ化 / ビームチルト / 幅広チョーク構造 / 一層構造導波管アレー / ミリ波ネットワーク・アナライザ / 開口面電磁界分布 / single-layer waveguide arrays / alternating-phase feed / choke structure / wide choke / low sidelobe / Taylor distribution / post-wall waveguide / parallel plate slot array / 非接触 / 一層構造導波管電力分配回路 / T分岐 / π分岐 / 可動誘電体 / 十字分岐 / 可動狭壁 / choke / non electric contact / single-layer waveguide power divider / T junction / pi junction / beam steering / movable dielectric / cross junction / テラヘルツ波 / サブミリ波 / Massive MIMO / Robust ICA / CSI / スケジューリング / アナログ制御 / アンテナ配列 / アナログビーム / ユーザスケジューリング / CSI推定 / テラヘルツ / 無線通信 / 機能性誘電体薄膜 / 近接無線 / 無線 / 機能性誘電体基板 / アレーアンテナ / 電波吸収体 / テラヘルツ無線 Less

無人飛行機とMIMO伝送による5G/Wi-Fi6の新規通信エリア開拓
- Principal Investigator
  
  西森健太郎
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 21020:Communication and network engineering-related
- Research Institution
  Niigata University
Study of 32-multiplexing transmission antenna system in the millimeter-wave band based on rectangular-coordinate two-dimensional polarity orthogonalityPrincipal Investigator
- Principal Investigator
  
  廣川二郎
- Project Period (FY)
  2021 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 21020:Communication and network engineering-related
- Research Institution
  Tokyo Institute of Technology
異種誘電体層の電磁結合によるテラヘルツ波透過性制御とシートＬＡＮ通信への応用
- Principal Investigator
  
  枚田明彦
- Project Period (FY)
  2021 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 21020:Communication and network engineering-related
- Research Institution
  Chiba Institute of Technology
Study of plate-laminated diffusion-bonding waveguide-type highly functional planar antennas in milli-meter to terahertz bandsPrincipal Investigator
- Principal Investigator
  
  Hirokawa Jiro
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Communication/Network engineering
- Research Institution
  Tokyo Institute of Technology
Research on analog beam scheduling with dual transmission using massive MIMO
- Principal Investigator
  
  Nishimori Kentaro
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Communication/Network engineering
- Research Institution
  Niigata University
Research on functional dielectric layer integrated with waveguide slot array antenna and its application for proximity terahertz wireless communication
- Principal Investigator
  
  Hirata Akihiko
- Project Period (FY)
  2017 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Communication/Network engineering
- Research Institution
  Chiba Institute of Technology
第５世代移動通信ヘテロジニアスネットワーク用ミリ波高機能平面アンテナシステムHost Researcher
- Host Researcher
  
  廣川二郎
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for JSPS Fellows
- Research Field
  
  Communication/Network engineering
- Research Institution
  Tokyo Institute of Technology
Study of 300GHz-band high-gain high-efficiency wide-band planar antennas using silicon processPrincipal Investigator
- Principal Investigator
  
  Hirokawa Jiro
- Project Period (FY)
  2014 – 2015
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Communication/Network engineering
- Research Institution
  Tokyo Institute of Technology
Study of Functionality Enhancement of Millimeter-wave Antenna on a Thick Resin on a Silicon CMOS ChipPrincipal Investigator
- Principal Investigator
  
  Hirokawa Jiro
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Communication/Network engineering
- Research Institution
  Tokyo Institute of Technology
High efficiency on-chip antennas for millimeter-wave high speed wireless communications
- Principal Investigator
  
  HIRANO Takuichi
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Communication/Network engineering
- Research Institution
  Tokyo Institute of Technology
High-gain,High-efficiency and Wide-band Planar Antennas usingPlate-laminated Hollow Waveguides in the 300GHz BandPrincipal Investigator
- Principal Investigator
  
  HIROKAWA Jiro
- Project Period (FY)
  2011 – 2012
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Communication/Network engineering
- Research Institution
  Tokyo Institute of Technology
Study of High-efficiency Millimeter-wave Antenna on a Thick Resin on a Silicon Chip and Development of the Measurement SystemsPrincipal Investigator
- Principal Investigator
  
  HIROKAWA Jiro
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Communication/Network engineering
- Research Institution
  Tokyo Institute of Technology
Study of s 40dBi gain waveguide-type planar antenna of simple structure with 90% efficiency at 100GHzPrincipal Investigator
- Principal Investigator
  
  HIROKAWA Jiro
- Project Period (FY)
  2005 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Communication/Network engineering
- Research Institution
  Tokyo Institute of Technology
一層構造導波管アレイアンテナのビーム走査のための位相器を節減した給電系の研究
- Principal Investigator
  
  櫻井仁夫
- Project Period (FY)
  2001 – 2002
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  情報通信工学
- Research Institution
  Tokyo Institute of Technology
Single-layer waveguide power divider with chokes for dispensing with close electric contacts and its applications to planar antennas
- Principal Investigator
  
  ANDO Makoto
- Project Period (FY)
  2001 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  情報通信工学
- Research Institution
  Tokyo Institute of Technology
Integration of Millimeter-Wave Post-Wall Waveguide-Fed Parallel Plate Slot Array with Planar RF CircuitsPrincipal Investigator
- Principal Investigator
  
  HIROKAWA Jiro
- Project Period (FY)
  2000 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  情報通信工学
- Research Institution
  Tokyo Institute of Technology
ミリ波帯ポスト壁導波管励振平行平板スロットアレーアンテナの研究Principal Investigator
- Principal Investigator
  
  広川二郎 (廣川二郎)
- Project Period (FY)
  1999 – 2000
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  情報通信工学
- Research Institution
  Tokyo Institute of Technology
Study on Structure and Mass-Production of High-Efficiency Millimeter-Wave Slotted Waveguide Arrays
- Principal Investigator
  
  ANDO Makoto
- Project Period (FY)
  1998 – 2000
- Research Category
  
  Grant-in-Aid for Scientific Research (A).
- Research Field
  
  情報通信工学
- Research Institution
  Tokyo Institute of Technology
ミリ波帯高効率方形平行平板スロットアレーアンテナの研究Principal Investigator
- Principal Investigator
  
  広川二郎
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  情報通信工学
- Research Institution
  Tokyo Institute of Technology
ミリ波帯漏れ波導波管クロススロットアレーアンテナの研究Principal Investigator
- Principal Investigator
  
  広川二郎
- Project Period (FY)
  1996
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  情報通信工学
- Research Institution
  Tokyo Institute of Technology
導波管スロットアンテナ用一層構造偏波変換板の研究
- Principal Investigator
  
  ANDO Makoto
- Project Period (FY)
  1996 – 1997
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  情報通信工学
- Research Institution
  Tokyo Institute of Technology
Study of Single-Layer Millimeter-Wave Waweguide Planar Antennas using Dominant Mode
- Principal Investigator
  
  ANDO Makoto
- Project Period (FY)
  1996 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  情報通信工学
- Research Institution
  TOKYO INSTITUTE OF TECHNOLOGY
Study of High-Efficiency Planar Array Antennas using TEM Waveguides
- Principal Investigator
  
  ANDO Makoto
- Project Period (FY)
  1995 – 1997
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  情報通信工学
- Research Institution
  Tokyo Institute of Techonology
車載用一層構造漏れ波導波管スロットアレーアンテナの研究Principal Investigator
- Principal Investigator
  
  廣川二郎
- Project Period (FY)
  1993
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  情報通信工学
- Research Institution
  Tokyo Institute of Technology

[Book] THz Communications2021
- Author(s)
  Kurner, Thomas, Mittleman, Daniel, Nagatsuma, Tadao, Jiro Hirokawa, Akihiko Hirata, et al.,
- Total Pages
  390
- Publisher
  Springer
- ISBN
  9783030737382
- Data Source
  KAKENHI-PROJECT-17H03268
[Book] 次世代無線通信に向けたアンテナ開発2020
- Author(s)
  新井宏之、広川二郎、枚田明彦、他
- Total Pages
  370
- Publisher
  シーエムシー出版
- ISBN
  9784781315225
- Data Source
  KAKENHI-PROJECT-17H03268
[Journal Article] Control of 120-GHz-Band Split Ring Resonator Filter by Coupling Lattice Pattern Substrate2021
- Author(s)
  ITAKURA Koichiro、HIRATA Akihiko、SONODA Masato、HIGASHIMOTO Taiki、NAGATSUMA Tadao、TOMURA Takashi、HIROKAWA Jiro、SEKINE Norihiko、WATANABE Issei、KASAMATSU Akifumi
- Journal Title
  
  IEICE Transactions on Electronics
  
  Volume: E104.C, No. 3 Issue: 3 Pages: 102-111
- DOI
  10.1587/transele.2019ecp5052
  10.1587/transele.2019ECP5052
- NAID
  130007993110
- ISSN
  0916-8524, 1745-1353
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H03268
[Journal Article] Transmission Characteristics Control of 120 GHz-Band Bandstop Filter by Coupling Alignment-Free Lattice Pattern2021
- Author(s)
  Hirata Akihiko、Itakura Koichiro、Higashimoto Taiki、Uemura Yuta、Nagatsuma Tadao、Tomura Takashi、Hirokawa Jiro、Sekine Norihiko、Watanabe Issei、Kasamatsu Akifumi
- Journal Title
  
  IEICE Transactions on Electronics
  
  Volume: E104-C,No.10 Issue: 10 Pages: 587-595
- DOI
  10.1587/transele.2021mmp0001
  10.1587/transele.2021MMP0001
- NAID
  130008095618
- ISSN
  0916-8524, 1745-1353
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H03268
[Journal Article] 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 Units2020
- Author(s)
  Arakawa Haruka、Tomura Takashi、Hirokawa Jiro
- Journal Title
  
  IEICE Transactions on Communications
  
  Volume: E103.B Issue: 9 Pages: 960-968
- DOI
  10.1587/transcom.2019ebp3204
  10.1587/transcom.2019EBP3204
- NAID
  130007894700
- ISSN
  0916-8516, 1745-1345
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01278
[Journal Article] Novel Unmanned Aerial Vehicle Based Line-of-Sight MIMO Configuration Independent of Transmitted Distance Using Millimeter Wave,2020
- Author(s)
  Matsumura Naoki、Nishimori Kentaro、Taniguchi Ryotaro、Hiraguri Takefumi、Tomura Takashi、Hirokawa Jiro
- Journal Title
  
  IEEE Access
  
  Volume: 8 Pages: 11679-11691
- DOI
  10.1109/access.2020.2965584
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01738, KAKENHI-PROJECT-17H03262
[Journal Article] Transmission Enhancement in Rectangular-Coordinate Orthogonal Multiplexing by Excitation Optimization of Slot Arrays for a Given Distance in the Non-Far Region Communication2020
- Author(s)
  OHASHI Ryotaro、TOMURA Takashi、HIROKAWA Jiro
- Journal Title
  
  IEICE Transactions on Communications
  
  Volume: E103.B Issue: 2 Pages: 130-138
- DOI
  10.1587/transcom.2019ebp3051
  10.1587/transcom.2019EBP3051
- NAID
  130007793547
- ISSN
  0916-8516, 1745-1345
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01278
[Journal Article] A 38 dBi Gain, Low-Loss, Flat Array Antenna for 320 GHz to 400 GHz Enabled by Silicon-On-Insulator Micromachining2020
- Author(s)
  Gomez-Torrent Adrian、Tomura Takashi、Kuramoto Wataru、Hirokawa Jiro、Watanabe Issei、Kasamatsu Akifumi、Oberhammer Joachim
- Journal Title
  
  IEEE Transactions on Antennas and Propagation
- DOI
  10.1109/tap.2020.2969753
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Journal Article] Perpendicular-Corporate Feed in a Four-Layer Circularly-Polarized Parallel-Plate Slot Array2019
- Author(s)
  IRIE Hisanori、TOMURA Takashi、HIROKAWA Jiro
- Journal Title
  
  IEICE Transactions on Communications
  
  Volume: E102.B Issue: 1 Pages: 137-146
- DOI
  10.1587/transcom.2018ebp3058
  10.1587/transcom.2018EBP3058
- NAID
  130007541988
- ISSN
  0916-8516, 1745-1345
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01278
[Journal Article] A 20-GHz-Band 64×64 Hollow Waveguide Two-Dimensional Butler Matrix,2019
- Author(s)
  八九勇樹，西森健太郎，谷口諒太郎，平栗健史，満井勉，
- Journal Title
  
  IEEE Access
  
  Volume: J102-B Pages: 164080-164088
- DOI
  10.1109/access.2019.2952933
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H03262
[Journal Article] Suppression of E-plane sidelobes using double slit-layers in a corporate-feed waveguide slot array antenna consisting of 2×2-element radiating units2019
- Author(s)
  Arakawa Haruka、Irie Hisanori、Tomura Takashi、Hirokawa Jiro
- Journal Title
  
  IEEE Trans. Antennas Propag.
  
  Volume: 67 Pages: 3743-3751
- DOI
  10.1109/tap.2019.2902677
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01278, KAKENHI-PROJECT-18K13754
[Journal Article] Electrodeposition of Gold Electrode on Silicon Wafers for Submillimeter-wave Devices2018
- Author(s)
  Saito Mikiko、SETO Hiroyuki、INOUE Yoshiyuki、HIROKAWA Jiro
- Journal Title
  
  2018 7th Electronic System-Integration Technology Conference, ESTC 2018 - Proceedings
  
  Pages: 8546341-8546341
- DOI
  10.1109/estc.2018.8546341
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01278
[Journal Article] Absorber Integrated Planar Slot Array Antenna for Suppression of Multiple Reflection in 120-GHz-Band Close-Proximity Wireless System2018
- Author(s)
  Akihiko HIRATA, and Jiro HIROKAWA
- Journal Title
  
  IEICE Transactions on Electronics
  
  Volume: Vol.E101-C No.10 Issue: 10 Pages: 791-800
- DOI
  10.1587/transele.e101.c.791
  10.1587/transele.E101.C.791
- NAID
  130007491039
- ISSN
  0916-8524, 1745-1353
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H03268
[Journal Article] Multiplexing Antenna System in the Non-Far Region Exploiting Two-dimensional Beam Mode Orthogonality in the Rectangular Coordinate System2018
- Author(s)
  Tekkouk Karim、Hirokawa Jiro、Ando Makoto
- Journal Title
  
  IEEE Transactions on Antennas and Propagation
  
  Volume: 66 Pages: 1507-1515
- DOI
  10.1109/tap.2017.2786319
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01278
[Journal Article] Corporate-Feed Slotted Waveguide Array Antenna in the 350-GHz Band by Silicon Process2017
- Author(s)
  K. Tekkouk, J. Hirokawa, K. Oogimoto, T. Nagatsuma, H. Seto, and Y. Inoue
- Journal Title
  
  IEEE Trans. Antennas Propagat.
  
  Volume: 65 Pages: 217-225
- DOI
  10.1109/tap.2016.2631132
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-16H04350, KAKENHI-PROJECT-15F15366
[Journal Article] Perpendicular-Corporate Feed in Three-Layered Parallel-Plate Radiating-Slot Array2017
- Author(s)
  Irie Hisanori、Hirokawa Jiro
- Journal Title
  
  IEEE Transactions on Antennas and Propagation
  
  Volume: 65 Pages: 5829-5836
- DOI
  10.1109/tap.2017.2751659
- NAID
  120006582642
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01278
[Journal Article] A 60GHz-Band High-Efficiency Antenna with a Thick Resin Layer and Differentially Fed through a Hole in a Silicon Chip2016
- Author(s)
  N. Oikawa, J. Hirokawa, H. Nakano, Y. Hirachi, H. Isono, A. Ishii, and M. Ando
- Journal Title
  
  IEICE Transactions on Communications
  
  Volume: 99 Issue: 1 Pages: 27-32
- DOI
  10.1587/transcom.2015isp0027
  10.1587/transcom.2015ISP0027
- NAID
  130005116135
- ISSN
  0916-8516, 1745-1345
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25249055
[Journal Article] Errors in Shortened Far-Field Gain Measurement Due to Mutual Coupling2014
- Author(s)
  T. Hirano, J. Hirokawa, M. Ando
- Journal Title
  
  IEEE Transactions on Antennas and Propagation
  
  Volume: 62 Pages: 5386-5388
- DOI
  10.1109/tap.2014.2342757
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-24760291
[Journal Article] Electromagnetic simulation modeling of silicon substrate for 60 GHz on-chip differential-feed dipole antenna2013
- Author(s)
  T. Hirano, K. Okada, J. Hirokawa, and M. Ando
- Journal Title
  
  Applied Physics Letters (APL)
  
  Volume: 103 Pages: 1-4
- DOI
  10.1063/1.4821295
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24760291
[Journal Article] Manufacture and Performance of a 60GHz-Band High-Efficiency Antenna with a Thick Resin Layer and the Feed through a Hole in a Silicon Chip2013
- Author(s)
  Jun Asano, Jiro Hirokawa, Hiroshi Nakano, Yasutake Hirachi, Hiroshi Isono, Atsushi Ishii, Makoto Ando
- Journal Title
  
  IEICE Transactions on Communications
  
  Volume: 96 Issue: 12 Pages: 3108-3115
- DOI
  10.1587/transcom.e96.b.3108
  10.1587/transcom.E96.B.3108
- NAID
  130003385156
- ISSN
  0916-8516, 1745-1345
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25249055
[Journal Article] A Lightweight Radial Line Slot Antenna with Honeycomb Structure for Space Use2008
- Author(s)
  Hideki Ueda, Jiro Hirokawa, Makoto Ando, Osamu Amano and Yukio Kamata
- Journal Title
  
  IEICE Trans. Commun. 91
  
  Pages: 871-877
- NAID
  10026828015
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] A Lightweight Radial Line Slot Antenna with Honeycomb S tructure for Space Use2008
- Author(s)
  Hideki, Ueda, Jiro, Hirokawa, Makoto, Ando, Osamu, Amano, Yukio, Kamata
- Journal Title
  
  IEICE Trans. Commun. 90
  
  Pages: 871-877
- NAID
  10026828015
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] A Cost-Effective Transition between a Microstrip Line and a Post-Wall Waveguide using a Laminated LTCC Substrate in 60-GHz Band2007
- Author(s)
  Kai, Takafumi, Jiro, Hirokawa, Makoto, Ando, Hiroshi, Nakano, Yasutake, Hirachi
- Journal Title
  
  IEICE Trans. Electron 90
  
  Pages: 407-410
- NAID
  110007522194
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] Analysis of a Rectangular Waveguide, Edge-Slot Array with Finite Wall Thickness2007
- Author(s)
  John C.Young, Jiro Hirokawa, Makoto Ando
- Journal Title
  
  IEEE Trans. Antennas ＆ Propagat. 55・3
  
  Pages: 812-819
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] Reduction of Azimuthal Amplitude Ripple in the Rotating-Mode Feed to a Radial Waveguide by Using a Crossed Dog-Bone Slot2007
- Author(s)
  Kaoru Sudo, Toru Oizumi, Jiro Hirokawa and Makoto Ando
- Journal Title
  
  IEEE Trans. Antennas & Propagat. 55
  
  Pages: 2618-2622
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] Reduction of Azimuthal Amplitude Ripple in the Rotating-Mode Feed to a Radial Waveguide by Using a Crossed Dog-Bone Slot2007
- Author(s)
  Kaoru, Sudo, Toni, Oizumi, Jiro, Hirokawa, Makoto, Ando
- Journal Title
  
  IEEE Trans. Antennas & Propagat 55
  
  Pages: 2618-2622
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] Moment Method Analysis of a Plane Wave Generator in an Oversized Rectangular Waveguide2007
- Author(s)
  Takafumi Kai, Jiro Hirokawa, Makoto Ando
- Journal Title
  
  IEICE Trans. Commun. 90・1
  
  Pages: 105-113
- NAID
  110007519209
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] A Cost-Effective Transition between a Microstrip Line and a Post-Wall Waveguide using a Laminated LTCC Substrate in 60-GHz Band2007
- Author(s)
  Takafumi Kai, Jiro Hirokawa, Makoto Ando, Hir oshi Nakano, Yasutake Hirachi
- Journal Title
  
  IEICE Trans. Electron. 90
  
  Pages: 407-410
- NAID
  110007522194
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] Single-layer Waveguide Feed for Uniform Plane TEM-wave in Oversized-rectangular Waveguide with Hard-surface Sidewalls2006
- Author(s)
  Miroslav Samardzija, Takafumi Kai, Jiro Hirokawa, Makoto Ando
- Journal Title
  
  IEEE Trans Antennas ＆ Propagat. 54・10
  
  Pages: 2813-2819
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] Coupling of a circularly polarized slot pair on a corrugated waveguide of finite length2006
- Author(s)
  Kei Sato, Jiro Hirokawa, Kaoru Sudo, Makoto Ando
- Journal Title
  
  IEICE Electronics Express 3・19
  
  Pages: 424-428
- NAID
  130000088339
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] Center feed single layer slotted waveguide arra2006
- Author(s)
  Se-Hyun Park, Yasuhiro Tsunemitsu, Jiro Hirokawa, Makoto Ando
- Journal Title
  
  IEEE Trans. Antennas ＆ Propagat. 54・5
  
  Pages: 1474-1480
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] A Single-Layer Hollow-Waveguide 8-Way Butler Matrix2006
- Author(s)
  Shin-ichi Yamamoto, Jiro Hirokawa, Makoto Ando
- Journal Title
  
  IEICE Trans. Electron. 89・7
  
  Pages: 1080-1088
- NAID
  110007538791
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] A Low-Cost and Very Compact Wireless Terminal Integrated on the Back of Waveguide Planar Array for 26GHz Band Fixed Wireless Access Systems2005
- Author(s)
  Y.Kimura, Y.Miura, T.Shirosaki, T.Taniguchi, J.Hirokawa, M.Ando他
- Journal Title
  
  IEEE Trans.Antennas & Propagat. 53・8
  
  Pages: 2456-2463
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] A Three-Way Divider for Partially-Corporate Feed in an Alternating Phase-Fed Single-Layer Slotted Waveguide Array2005
- Author(s)
  M.Zhang, J.Hirokawa, M.Ando
- Journal Title
  
  IEICE Trans.Commun. 88・11
  
  Pages: 4339-4345
- NAID
  110004019578
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] Reflection Characteristics of Center-Feed Single-Layer Waveguide Arrays2005
- Author(s)
  Y.Tsunemitsu, S.-H.Park, J.Hirokawa, M.Ando, Y.Miura 他
- Journal Title
  
  IEICE Trans.Commun. 88・6
  
  Pages: 2313-2319
- NAID
  110003222919
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] Grating Lobes Suppression in Transverse Slot Linear Array with a Dual Parasitic Beam of Strip Dipoles2005
- Author(s)
  MG S.Hossain, J.Hirokawa, M.Ando
- Journal Title
  
  IEICE Trans.Commun. 88・6
  
  Pages: 2320-2326
- NAID
  110003222920
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] Waveguide Broad-Wall Transverse Slot Linear Array with Reflection Canceling Inductive Posts & Grating-Lobe Suppressing Parasitic Dipoles2005
- Author(s)
  MG S.Hossain, J.Hirokawa, M.Ando
- Journal Title
  
  IEICE Trans.Electron. 88・12
  
  Pages: 2266-2273
- NAID
  110004019529
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] An Alternating-Phase Fed Single-Layer Slotted Waveguide Array in 76 GHz Band and Its Sidelobe Suppression2005
- Author(s)
  Y.Kimura, M.Takahashi, J.Hirokawa, M.Ando, M.Haneishi
- Journal Title
  
  IEICE Trans.Electron. 88・10
  
  Pages: 1952-1960
- NAID
  110003215090
- Data Source
  KAKENHI-PROJECT-17360175
[Journal Article] A Cost-Effective Transition between a Microstrip Line and a Post-Wall Waveguide using a Laminated LTCC Substrate in 60-GHz Band
- Author(s)
  Takafumi Kai, Jiro Hirokawa, Makoto Ando, Hiroshi Nakano, Yasutake Hirachi
- Journal Title
  
  IEICE Trans. Electron
- NAID
  110007522194
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-17360175
[Presentation] 導波管グルーブギャップ導波路変換器のフロケモード展開解析2020
- Author(s)
  江尻敬祐, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 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2020
- Author(s)
  地頭所浩平, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Mutual Coupling Reduced Antenna Design for Transmission-stable Rectangular-coordinate Orthogonal Multiplexing System2020
- Author(s)
  B. Duan, T. Tomura, and J. Hirokawa
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] １２０GHｚ帯SRRバンドストップフィルタの透過性制御2020
- Author(s)
  枚田明彦, 板倉弘一朗, 戸村崇, 広川二郎, 渡邊一世, 関根徳彦, 笠松章史
- Organizer
  電子情報通信学会　マイクロ波・ミリ波フォトニクス研究会
- Data Source
  KAKENHI-PROJECT-17H03268
[Presentation] Wideband Design of a Parallel-Plate Slot Array Antenna with Hollow Waveguide Perpendicular-Corporate Feeding Network2020
- Author(s)
  S. Ji, T. Tomura, and J. Hirokawa
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 120GHz帯反射型SRRバンドストップフィルタの検討2020
- Author(s)
  厚地穂乃佳、加藤圭悟、枚田明彦、戸村　崇、広川二郎、渡邊一世、関根徳彦、笠松章史
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H03268
[Presentation] 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2020
- Author(s)
  倉本航, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 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2020
- Author(s)
  山川奨太, 広川二郎, 戸村崇
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 送受信距離に依存しない66GHz帯LoS-MIMO構成の効果2020
- Author(s)
  西森健太郎　松村尚輝　谷口諒太郎　平栗健史　戸村崇　広川二郎
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 方形導波管広壁上クロススロットを用いた4つのスパイラルスロットへのシーケンシャル位相給電2020
- Author(s)
  西本広希, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Two-dimensional Polarity Orthogonal Multiplexing Antenna System for Non-far Region Communication2020
- Author(s)
  J. Hirokawa, and T. Tomura
- Organizer
  Intl. Workshop Antennas Tech.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Improvement of the Near-Field Transmission by using a Substrate Layer in a Corporate-feed Waveguide Slot Array2020
- Author(s)
  Jiro Hirokawa, Kentaro Wada, Takashi Tomura, Akihiko Hirata
- Organizer
  2020 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03268
[Presentation] 導波方向の構造周期性を考慮したギャップ導波路のモード解析と散乱行列のモード表現2019
- Author(s)
  江尻敬祐, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Wideband Design of a 350GHz-band Corporate-feed Waveguide Slot Array Antenna using Gold-coating Silicon Wafers with Different Thickness2019
- Author(s)
  W. Kuramoto, T. Tomura, J. Hirokawa, A. Gomez, and J. Oberhammer,
- Organizer
  Intl. Symp. Antennas Propag.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Design of Sidelobe Suppression using a Slit Layer in a Corporate-feed Waveguide Slot Array Antenna of 2×2-element Radiating Units2019
- Author(s)
  J. Hirokawa, H. Arakawa, and T. Tomura
- Organizer
  Philippine-Japan Workshop Wirel., Radio Antenna Tech.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Analysis of 2×2 Radiating Slots with Parallel-Plate Perpendicular-Corporate Feed Based on Method of Moments2019
- Author(s)
  S. Ji, T. Tomura, and J. Hirokawa
- Organizer
  Intl. Symp. Antennas Propag.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 送受信距離に依存しないLOS-MIMOのアンテナ構成2019
- Author(s)
  松村尚輝西森健太郎谷口諒太郎平栗健史戸村崇広川二郎
- Organizer
  電子情報通信学会　AP研究会
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 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2019
- Author(s)
  倉本航, 戸村崇, 広川二郎, and J. Oberhammer
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 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2019
- Author(s)
  地頭所浩平, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Analysis for a Transition between Rectangular Waveguide and Groove Gap Waveguide2019
- Author(s)
  K. Ejiri, T. Tomura, and J. Hirokawa
- Organizer
  Philippine-Japan Workshop Wirel., Radio Antenna Tech.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Improvement of Isolation between Transmitting and Receiving Antennas of E-plane arranged Waveguide Slot Arrays by using Layers of Slit pairs with Half-wavelength Spacing2019
- Author(s)
  K. Jitousho, T. Tomura, and J. Hirokawa
- Organizer
  Intl. Symp. Antennas Propag.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 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2019
- Author(s)
  荒川遥香, 広川二郎, 戸村崇
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Study toward multi-beam patterns suitable for multi-beam massive MIMO2019
- Author(s)
  Akinori Kudo　Kentaro Nishimori　Ryotaro Taniguchi　Shota Ogawa　Fumiya Muramatsu　Takefumi Hiraguri　Jiro Hirokawa
- Organizer
  2019 International Symposium on Antennas and Propagation
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] Design of a Beam Switching Circuit for Rectangular-coordinate Orthogonal 4-Multiplexing in the Non-far Region with Two-dimensional 180-degree Hybrid2019
- Author(s)
  K. Wada, T. Tomura, and J. Hirokawa
- Organizer
  Intl. Symp. Antennas Propag.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 64ビームMassive MIMOの屋内実環境における効果2019
- Author(s)
  西森健太郎　工藤明紀　谷口諒太郎　平栗健史　広川二郎
- Organizer
  電子情報通信学会　AP研究会
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 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2019
- Author(s)
  和田健太郎, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会ソサイアティ大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] マルチビームMassive MIMOにおける最適ビームパターンに関する検討2019
- Author(s)
  工藤明紀　西森健太郎　谷口諒太郎　小川翔太　村松郁也　平栗健史　広川二郎
- Organizer
  電子情報通信学会　AP研究会
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] マルチビーム Massive MIMOに適したマルチビームパターンの検討2019
- Author(s)
  工藤明紀西森健太郎谷口諒太郎平栗健史広川二郎
- Organizer
  電子情報通信学会ソサイエティ大会
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 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2019
- Author(s)
  松村尚輝, 西森健太郎, 谷口諒太郎, 平栗健史,戸村崇, 広川二郎
- Organizer
  電子情報通信学会ソサイエティ大会
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 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2019
- Author(s)
  和田健太郎、戸村崇、広川二郎、枚田明彦
- Organizer
  電子情報通信学会　アンテナ・伝播研究会
- Data Source
  KAKENHI-PROJECT-17H03268
[Presentation] Design of 48x32-slot Corporate-feed Plate-laminating Waveguide Antenna with Circular Polarization2019
- Author(s)
  J. Hirokawa, S. Wai, and T. Tomura
- Organizer
  IEEE AP-S URSI Intl. Symp.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Modal Analysis for Gap Waveguide Considering Structural Periodicity in Propagation Direction2019
- Author(s)
  K. Ejiri, T. Tomura, and J. Hirokawa
- Organizer
  Intl. Symp. Antennas Propag.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 構造周期性を考慮したギャップ導波路の解析とそれを用いたモード変換器の設計2019
- Author(s)
  江尻敬祐, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会アンテナ・伝播研究会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Design of H-Plane Sidelobe Suppression using a Slit Layer in a Corporate-Feed Waveguide Slot Array Antenna of 2×2-Element Radiating Units2019
- Author(s)
  J. Hirokawa, H. Arakawa, and T. Tomura
- Organizer
  URSI Intl. Symp. Electromagnetic Theory
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Recent progress of corporate-feed plate-laminated hollow-waveguide slot array antennas2019
- Author(s)
  J. Hirokawa
- Organizer
  Asia-Pacific Conf. Antennas Propagat.
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 64マルチビーム Massive MIMOのマルチパス環境における簡易評価2019
- Author(s)
  工藤明紀　西森健太郎　谷口諒太郎　平栗健史　広川二郎
- Organizer
  電子情報学通信会信越支部大会
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] Progress of Perpendicular-Corporate Feed for a Multi-Layer Parallel-Plate Slot Array Antenna2019
- Author(s)
  J. Hirokawa, H. Irie, and T. Tomura
- Organizer
  IEEE Intl. Conf. Microw. Commun. Antennas Electron. Sys.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Analysis of the 2×2 Radiating Slots with the Perpendicular Corporate-feed Based on Method of Moments2019
- Author(s)
  S. Ji, T. Tomura, and J. Hirokawa
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] [ポスター講演]LOS-MIMO 伝送と 66GHz 帯によるドローン間通信の検討2019
- Author(s)
  松村尚輝　西森健太郎　谷口諒太郎　平栗健史　戸村崇　広川二郎
- Organizer
  電子情報通信学会 CQ学生ワークショップ
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 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2019
- Author(s)
  広川二郎, 荒川遥香, 戸村崇
- Organizer
  電子情報通信学会アンテナ・伝播研究会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] フロケモードに基づくギャップ導波路のモード解析2019
- Author(s)
  江尻敬祐, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会ソサイアティ大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 4X4平面スロットアレーアンテナの近傍界測定2019
- Author(s)
  枚田明彦、田中雄介、久武信太郎、広川二郎、渡邊一世、関根徳彦、笠松章史
- Organizer
  電子情報通信学会　マイクロ波・ミリ波フォトニクス研究会
- Data Source
  KAKENHI-PROJECT-17H03268
[Presentation] 混成共振モードを利用した 120GHz帯近接無線の検討2019
- Author(s)
  板倉弘一郎、枚田明彦、広川二郎、戸村　崇、渡邊一世、関根徳彦、笠松章史
- Organizer
  電子情報通信学会ソサイエティ大会
- Data Source
  KAKENHI-PROJECT-17H03268
[Presentation] 2面結合ハイブリッド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4多重伝送用ビーム切換回路の設計2019
- Author(s)
  和田健太郎, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会総合大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] LOS-MIMO 伝送を利用したドローンMIMO中継局の伝搬環境制御2018
- Author(s)
  松村尚輝,西森健太郎,谷口諒太郎,平栗健史,戸村崇,広川二郎
- Organizer
  電子情報通信学会ソサエティ大会, BS-2-5
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] Progress of Plate-Laminated Waveguide Slot Array Antennas by Diffusion Bonding in 60GHz, 120GHz and 350GHz Bands2018
- Author(s)
  Jiro Hirokawa, Takashi Tomura, Akihiko Hirata, and Tadao Nagatsuma
- Organizer
  2018 Asia-Pacific Microwave Conference (APMC)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03268
[Presentation] Recent Progress of Rectangular-Coordinate Orthogonal Multiplexing Antenna System for Non-Far Region Communication2018
- Author(s)
  J. Hirokawa, T. Tomura, R. Ohashi, and K. Wada
- Organizer
  IEEE Conf. Antennas Measurements Appl.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Measurement of a Perpendicular-Corporate Feed in a Three-Layered Parallel-Plate Slot Array2018
- Author(s)
  H. Irie, T. Tomura, and J. Hirokawa
- Organizer
  IEEE AP-S URSI Intl. Symp.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Rectangular Coordinate Orthogonal Multiplexing Antenna System for Non-Far Region Communication2018
- Author(s)
  J. Hirokawa
- Organizer
  Intl. Workshop Future Antennas
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] オーバーヘッドレスアクセス制御を用いたマルチビームMassive MIMOの実装 (Technology Exhibit)2018
- Author(s)
  西森健太郎, 谷口諒太郎, 森野善明, 平栗健史, 広川二郎
- Organizer
  信学技報, vol. 118, no. 57,
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 64マルチビームパターンを用いたマルチビームMassive MIMOの性能評価2018
- Author(s)
  工藤明紀, 西森健太郎, 谷口諒太郎, 小川翔太, 村松郁也, 平栗健史, 広川二郎
- Organizer
  信学技報, vol. 118, no. 134,.
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] Progress of Plate-laminated Waveguide Slot Array Antennas by Diffusion Bonding in 60GHz, 120GHz and 350GHz Bands2018
- Author(s)
  J. Hirokawa, T. Tomura, A. Hirata, and T. Nagatsuma
- Organizer
  Asia Pacific Microw. Conf.
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 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2018
- Author(s)
  荒川遥香, 入江寿憲, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会通信ソサイアティ大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Design of a Dual-Polarized Slot Array Antenna with Monopulse Corporate-Feed Waveguides for Two-Dimensional Orthogonal 8-Multiplexing in the Non-Far Region2018
- Author(s)
  K. Wada, R. Ohashi, T. Tomura, and J. Hirokawa
- Organizer
  Intl. Symp. Antennas Propag.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 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2018
- Author(s)
  入江寿憲, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会アンテナ・伝播研究会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 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2018
- Author(s)
  荒川遥香, 入江寿憲, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会アンテナ・伝播研究会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 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2018
- Author(s)
  櫻井壮一, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会通信ソサイアティ大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Design of a 2×2-Element for a Perpendicular-Corporate Feed Four-Layer Parallel-Plate Pair-Slot Array Antenna2018
- Author(s)
  H. Irie, T. Tomura, and J. Hirokawa
- Organizer
  Intl. Symp. Antennas Propag.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Design of an 112×64-Element Corporate-Feed Hollow-Waveguide Slot Array Antenna2018
- Author(s)
  S. Wai, T. Tomura, and J. Hirokawa
- Organizer
  Intl. Symp. Antennas Propag.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 垂直方向並列給電3層平行平板偏波共用スロットアレーアンテナ用2×2素子の設計2018
- Author(s)
  入江寿憲, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会通信ソサイアティ大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 19GHz帯Massive MIMO装置の基本構成と評価結果2018
- Author(s)
  西森健太郎,谷口諒太郎, 村松郁也,丸山隆希.小川翔太,平栗健史,満井勉,森沢茂紀,広川二郎
- Organizer
  信学技報, vol. 118, no. 5,
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 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2018
- Author(s)
  櫻井壮一、戸村　崇、広川二郎、枚田明彦
- Organizer
  電子情報通信学会　総合大会
- Data Source
  KAKENHI-PROJECT-17H03268
[Presentation] Suppression of E-Plane Sidelobes Using Double Slit Layers in a Corporate-Feed Waveguide Slot Array Antenna Consisting of 2×2-Element Radiating Units2018
- Author(s)
  H. Arakawa, H. Irie, T. Tomura, and Jiro Hirokawa
- Organizer
  Intl. Symp. Antennas Propag.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 縮退分離六角形断面導波管円偏波放射開口アンテナの不要共振除去2018
- Author(s)
  和井秀樹, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会通信ソサイアティ大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Progress of 350GHz-band Corporate-feed Plate-laminated Waveguide Slot Array Antennas2018
- Author(s)
  J. Hirokawa, T. Tomura, T. Nagatsuma, H. Seto, Y. Inoue, and M. Saito
- Organizer
  Progress in Electromagnetics Research Symp.
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 屋外実環境における１９GHz 帯 Massive MIMO の評価結果2018
- Author(s)
  西森健太郎、谷口諒太郎、村松郁也、丸山隆希、小川翔太、平栗健史、満井勉、森沢茂紀、広川二郎
- Organizer
  信学技報 vol. 117, no. 486
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 垂直方向並列給電4 層平行平板スロットアレーアンテナ用2 × 2 素子の設計2018
- Author(s)
  入江寿憲, 戸村崇, 広川二郎
- Organizer
  信学総大
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 車内端末環境における１９GHｚ帯 Massive MIMO の性能評価2018
- Author(s)
  西森健太郎、村松郁也、谷口諒太郎、小川翔太、平栗健史、満井勉、森沢茂紀、広川二郎
- Organizer
  電子情報通信学会総合大会BS-1-1
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 縮退分離六角形断面導波管円偏波放射開口アンテナの不要共振除去に関する検討2018
- Author(s)
  和井秀樹, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会アンテナ・伝播研究会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 64 ビームマルチビームMassive MIMO の実測および理論ビームの比較検討2018
- Author(s)
  工藤明紀,西森健太郎,谷口諒太郎,小川翔太,村松郁也,平栗健史,広川二郎
- Organizer
  電子情報通信学会信越大会, 4B-2
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 非遠方界2次元直交16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構成と設計2018
- Author(s)
  和田健太郎, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会通信ソサイアティ大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] CSI推定を排除したマルチビームMassive MIMO2018
- Author(s)
  西森健太郎, 村松郁也, 谷口諒太郎, 小川翔太, 平栗健史, 広川二郎
- Organizer
  信学技報, vol. 118, no. 311
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] モードマッチング有限要素法ハイブリッド解析を用いた76GHz帯におけるギャップ導波路の分散特性の解析2018
- Author(s)
  江尻敬祐, 戸村崇, 広川二郎
- Organizer
  電子情報通信学会エレクトロニクスソサイアティ大会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Terahertz Absorber Technologies for Close-Proximity Wireless System2018
- Author(s)
  Akihiko Hirata, and Jiro Hirokawa
- Organizer
  2018 Asia-Pacific Microwave Conference (APMC)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03268
[Presentation] 実測ビームパターンによるマルチビーム Massive MIMO の性能評価2018
- Author(s)
  工藤明紀、西森健太郎、谷口諒太郎、小川翔太、村松郁也、平栗健史、広川二郎
- Organizer
  電子情報通信学会総合大会，B-1-116
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 64素子マルチビームを用いたマルチビームMassive MIMOの性能評価2018
- Author(s)
  工藤明紀,西森健太郎,谷口諒太郎,小川翔太,村松郁也,平栗健史,広川二郎
- Organizer
  電子情報通信学会ソサエティ大会, B-1-156
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 平面スロットアレーアンテナにおける近接データ伝送特性2018
- Author(s)
  枚田明彦, 広川二郎, 園田理人, 東本大樹, 黒川　翼, 永妻忠夫
- Organizer
  電子情報通信学会　マイクロ波・ミリ波フォトニクス研究会
- Data Source
  KAKENHI-PROJECT-17H03268
[Presentation] 導波管平面アンテナを用いた直角座標系2次元直交多重近距離伝送の検討2017
- Author(s)
  広川二郎
- Organizer
  信学会コミュニケーションクオリティ研究会
- Invited
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Absorber integrated planar slot array antenna for a 120-GHz-band close-proximity wireless system2017
- Author(s)
  Akihiko Hirata, Jiro Hirokawa
- Organizer
  The International Symposium on Antennas and Propagation 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03268
[Presentation] 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2017
- Author(s)
  荒川遥香, 入江寿憲, 戸村崇, 広川二郎
- Organizer
  信学会アンテナ・伝播研究会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 非遠方界2次元直交8多重伝送用偏波共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設計2017
- Author(s)
  和田健太郎, 大橋諒太郎, 戸村崇, 広川二郎
- Organizer
  信学会アンテナ・伝播研究会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 5-Gbit/s Wireless Transmission using Planar Array Antenna in 300-GHz-band2017
- Author(s)
  M. Sonoda, T. Kurokawa, Y. Kanai, J. Hirokawa, T. Nagatsuma
- Organizer
  4th International Symposium on Microwave/Terahertz Science and Applications (MTSA 2017)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Proposal of Rectangular Coordinate Orthogonal Multiplexing Antenna System2017
- Author(s)
  J. Hirokawa
- Organizer
  Asian Workshop Antennas Propag.
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 垂直方向並列給電4層平行平板スロットアレーアンテナ用円偏波2 × 2 素子の設計2017
- Author(s)
  入江寿憲, 戸村崇, 広川二郎
- Organizer
  信学通信大
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] 2.4/5.1/19.5GHｚ帯で動作可能なMassive MIMO　用評価装置(Technology Exhibit)2017
- Author(s)
  西森健太郎、平栗健史、広川二郎
- Organizer
  信学技報vol. 117, no. 56
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 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2017
- Author(s)
  大橋諒太郎, 戸村崇, 広川二郎
- Organizer
  信学会アンテナ・伝播研究会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] DESIGN OF ONE-BODY 64×64-WAY 2-D BEAM-SWITCHING BUTLER MATRIX2017
- Author(s)
  Dong-Hun Kim, Jiro Hirokawa, and Kentaro Nishimori,
- Organizer
  IEEE AP-S/URSI 2017,
- Data Source
  KAKENHI-PROJECT-17H03262
[Presentation] 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E面サイドローブ抑圧2017
- Author(s)
  荒川遥香, 入江寿憲, 戸村崇, 広川二郎
- Organizer
  信学会アンテナ・伝播研究会
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Feasibility of Antenna System for Rectangular-coordinate Orthogonality Multiplexing by using Corporate-feed Waveguide Slot Array Antenna and Monopulse Circuit2017
- Author(s)
  R. Ohashi, T. Tomura, and J. Hirokawa
- Organizer
  Asian Workshop Antennas Propag.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] High Data rate Wireless Transmission in the Non-far Zone with 2D Orthogonal Beams2017
- Author(s)
  K. Tekkouk, J. Hirokawa, and M. Ando
- Organizer
  IEEE AP-S URSI Intl. Symp.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01278
[Presentation] Plate-Laminated Corporate-Feed Slotted Waveguide Array Antenna at 350-GHz Band by Silicon Process2016
- Author(s)
  K. Tekkouk, J. Hirokawa, K. Oogimoto, T. Nagatsuma, H. Seto, Y. Inoue, and M. Saito
- Organizer
  Intl. Symp. Antennas Propag.
- Place of Presentation
  Okinawa Convention Center, Ginowan, Okinawa
- Year and Date
  2016-10-24
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15F15366
[Presentation] 60 GHz-band Compact Photonic Antenna Module with Integrated Photodiode2016
- Author(s)
  K. Furuya, S. Akiba, J. Hirokawa, and M. Ando
- Organizer
  Intl. Symp. Antennas Propag.
- Place of Presentation
  Okinawa Convention Center, Ginowan, Okinawa
- Year and Date
  2016-10-24
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25249055
[Presentation] Differential-feed Patch Antenna on the Thick Resin in a 60GHz Band Silicon Chip2016
- Author(s)
  J. Hirokawa, N. Oikawa, Y. Hirachi, and M. Ando
- Organizer
  Euro. Conf. Antennas Propagat.
- Place of Presentation
  Congress Center, Davos, Switzerland
- Year and Date
  2016-04-10
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25249055
[Presentation] 60-GHz Compact Antenna Module Integrated with Photodiode for Various Two-Dimensional Arrays and RoF-Based Beam Forming2016
- Author(s)
  K. Furuya, M. Oishi, S. Akiba, J. Hirokawa, and M. Ando
- Organizer
  Intl. Topical Meeting Microw. Photonics
- Place of Presentation
  Hilton Hotel, Long Beach, U.S.A.
- Year and Date
  2016-10-31
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25249055
[Presentation] Corporate-Feed Slotted Wavguide Array Antenna at 350 GHz Band by Silicon Process2016
- Author(s)
  K. Tekkouk, J. Hirokawa, K. Oogimoto, T. Nagatsuma, H. Seto, Y. Inoue, and M. Saito
- Organizer
  IEEE AP-S URSI Intl. Symp.
- Place of Presentation
  The El Conquistador Resort, Fajardo, U.S.A.
- Year and Date
  2016-06-26
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15F15366
[Presentation] 外導体付平行 2 線給電によるシリコンチップ背面厚膜誘電体層上板状差動アンテナの検討2015
- Author(s)
  及川直也, 広川二郎, 平地康剛, 安藤真
- Organizer
  電子情報通信学会総合大会
- Place of Presentation
  立命館大学(草津市)
- Year and Date
  2015-03-13
- Data Source
  KAKENHI-PROJECT-25249055
[Presentation] Close-Proximity Terahertz Communications Using Phase Modulation and Array Antennas2015
- Author(s)
  K. Oogimoto, Y. Inubushi, J. Hirokawa, and T. Nagatsuma
- Organizer
  International Symposium on Frontiers in THz Technology
- Place of Presentation
  Congress Center in ACT CITY, 浜松市
- Year and Date
  2015-08-31
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26630171
[Presentation] Quadrature Oscillator Connection and Differential Feed of a Patch Antenna on the Thick Resin in a 60GHz Band Silicon Chip2015
- Author(s)
  J. Hirokawa, N. Oikawa, Y. Hirachi, K. Okada, and M. Ando
- Organizer
  International Workshop on Antennas Technology
- Place of Presentation
  Hotel President(韓国，ソウル市)
- Year and Date
  2015-03-05
- Data Source
  KAKENHI-PROJECT-25249055
[Presentation] Stable operation of an oscillator chip mounted on a thick-resin patch antenna on a silicon chip in the 60GHz band2015
- Author(s)
  T. Nemoto, J. Hirokawa, Y. Hirachi, and M. Ando
- Organizer
  Intl. Workshop Electromagnetics
- Place of Presentation
  National Chiao-Tung University, Hsinchu, Taiwan
- Year and Date
  2015-11-16
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25249055
[Presentation] Fabrication of Plate-laminated Waveguide for 350GHz Band by Silicon Process2015
- Author(s)
  J. Hirokawa, S. Suetsugu, Y. Minamikata, T. Nagatsuma, H. Seto, Y. Inoue, and M. Saito
- Organizer
  URSI Atlantic Radio Science Conf.
- Place of Presentation
  ExpoMeloneras Conv. Centre, Gran Canaria，スペイン
- Year and Date
  2015-05-17
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26630171
[Presentation] Plate-laminated Waveguides for 350GHz Band Fabricated by Silicon Process2015
- Author(s)
  J. Hirokawa, S. Suetsugu, K. Oogimoto, T. Nagatsuma, H. Seto, Y. Inoue, and M. Saito
- Organizer
  Vietnam-Japan MicroWave
- Place of Presentation
  Univ. of Science - Vietnam Natl. Univ., Ho Chi Minh，ベトナム
- Year and Date
  2015-08-10
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26630171
[Presentation] 平面アレーアンテナを用いたテラヘルツ帯近接無線通信における伝送品質の改善2015
- Author(s)
  扇本一輝, 南方佑介, 広川二郎, 桑野茂, 寺田純, 枚田明彦, 永妻忠夫
- Organizer
  電子情報通信学会総合大会
- Place of Presentation
  立命館大学（草津市）
- Year and Date
  2015-03-11
- Data Source
  KAKENHI-PROJECT-26630171
[Presentation] 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2014
- Author(s)
  広川二郎，戸村崇，南方佑介，永妻忠夫，瀬戸弘之，井上良幸，加藤邦男
- Organizer
  電子情報通信学会通信ソサイアティ大会
- Place of Presentation
  徳島大学(徳島市)
- Year and Date
  2014-09-24
- Data Source
  KAKENHI-PROJECT-26630171
[Presentation] Measurement Technique for Gain and Distance and Numerical Simulation with a Dipole Antenna2014
- Author(s)
  Takuichi Hirano, Jiro Hirokawa, and Makoto Ando
- Organizer
  IEEE International Symposium on Antennas and Propagation
- Place of Presentation
  Memphis, Tennessee, USA
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] Coaxial-line Connection of a Circularly-polarized Patch Array Antenna on the Thick Resin and a 60 GHz-band Quadrature Oscillator Chip2014
- Author(s)
  N. Oikawa, J. Hirokawa, H. Nakano, Y. Hirachi, K. Okada, and M. Ando
- Organizer
  International Workshop on Electromagnetics
- Place of Presentation
  北海道大学(札幌市)
- Year and Date
  2014-08-05
- Data Source
  KAKENHI-PROJECT-25249055
[Presentation] 厚膜誘電体層上円偏波パッチアレーと60GHz帯4相発振回路チップとの同軸接続2014
- Author(s)
  及川直也，広川二郎，中野洋，平地康剛，岡田健一，安藤真
- Organizer
  電子情報通信学会マイクロ波研究会
- Place of Presentation
  同志社大学(京都市)
- Year and Date
  2014-05-23
- Data Source
  KAKENHI-PROJECT-25249055
[Presentation] Heイオン照射によるシリコン基板高抵抗化の電磁界シミュレーションの基礎検討2014
- Author(s)
  矢尾裕樹・平野拓一・李　寧・岡田健一・松澤　昭・広川二郎・安藤　真・井上　剛・正岡章賀・坂根　仁
- Organizer
  電子情報通信学会技術研究報告
- Place of Presentation
  同志社大学烏丸キャンパス
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] Patch Antenna on a Thick Resin Layer Fed by Coaxial-lines through a Hole in a Silicon Chip in the 60GHz Band2014
- Author(s)
  N. Oikawa, J. Hirokawa, H. Nakano, Y. Hirachi, and M.Ando
- Organizer
  International Symposium on Antennas and Propagation
- Place of Presentation
  Grand Hi-Lai Hotel (台湾，高雄市)
- Year and Date
  2014-12-04
- Data Source
  KAKENHI-PROJECT-25249055
[Presentation] 電磁界シミュレーションによる短縮遠方界利得測定法の相互結合による誤差の評価2014
- Author(s)
  平野拓一, 広川二郎, 安藤真
- Organizer
  電子情報通信学会技術研究報告
- Place of Presentation
  郡山市労働福祉会館
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] 材料への微細空孔生成による低損失化の電磁界シミュレーション2014
- Author(s)
  矢尾裕樹・平野拓一・広川二郎・安藤　真
- Organizer
  電子情報通信学会総合大会
- Place of Presentation
  新潟大学
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] オンチップアンテナのイオン照射を想定した基板の高抵抗化よる放射効率改善の電磁界シミュレーション2013
- Author(s)
  矢尾裕樹・平野拓一・岡田健一・広川二郎・安藤　真
- Organizer
  電子情報通信学会技術研究報告
- Place of Presentation
  松江
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] Approximate Evaluation of Effective Permittivity for Metal Dummies in a CMOS Chip Using Electrostatic Capacitor Model2013
- Author(s)
  Takuichi Hirano, Kenichi Okada, Jiro Hirokawa, Makoto Ando
- Organizer
  European Conference on Antennas and Propagation (EuCAP)
- Place of Presentation
  Gothenburg, Sweden
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] 微細構造の実効誘電率計算のための静電界解析2013
- Author(s)
  平野拓一・広川二郎・安藤　真
- Organizer
  電子情報通信学会技術研究報
- Place of Presentation
  稚内
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] シリコン基板の部分的高抵抗化によるCMOS 基板上オンチップダイポールアンテナの放射効率改善の基礎検討2013
- Author(s)
  矢尾裕樹・平野拓一・岡田健一・広川二郎・安藤　真
- Organizer
  電子情報通信学会ソサイエティ大会
- Place of Presentation
  福岡工大
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] 60 GHz On-Chip Loop Antenna Integrated in a 0.18 μm CMOS Technology2013
- Author(s)
  Yuki Yao, Takuichi Hirano, Kenichi Okada, Jiro Hirokawa, Makoto Ando
- Organizer
  International Symposium on Antennas and Propagation (ISAP)
- Place of Presentation
  Nanjing, China
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] Evaluation of Effective Permittivity and Permeability for Dummy Metal Fills in a CMOS Chip Using Capacitor and Inductor Model2013
- Author(s)
  T. Hirano, K. Okada, J. Hirokawa, M. Ando
- Organizer
  URSI Commission B International Symposium on Electromagnetic Theory (EMTS)
- Place of Presentation
  Hiroshima, Japan
- Invited
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] Millimeter-wave band array antennas using transmission-loss reduced waveguide structures2012
- Author(s)
  広川二郎
- Organizer
  European Conference on Antennas and Propagation(招待講演)
- Place of Presentation
  Prague Congress Centre
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] 60 GHz On-Chip Dipole Antenna with Differential Feed2012
- Author(s)
  T. Hirano, T. Yamaguchi, N. Li, K. Okada, J. Hirokawa, M. Ando
- Organizer
  Proceedings of Asia-Pacific Microwave Conference (APMC), 2D4-01 (poster), pp.304-306
- Place of Presentation
  Kaohsiung, Taiwan
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] Si CMOS基板上ミリ波帯オンチップダイポール・ループ・パッチアンテナの放射効率の電磁界シミュレーション2012
- Author(s)
  平野拓一, 岡田健一, 広川二郎, 安藤真
- Organizer
  電子情報通信学会技術研究報告, vol. 112, no. 257, EST2012-57, pp. 55-60
- Place of Presentation
  東北学院大学多賀城キャンパス
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] シリコンチップにおける60GHz帯厚膜誘電体層上円偏波パッチアレーと4相発振回路との同軸接続に関する基礎検討2012
- Author(s)
  浅野隼・広川二郎・平地康剛・安藤真
- Organizer
  電子情報通信学会総合大会
- Place of Presentation
  岡山大学,岡山県
- Year and Date
  2012-03-20
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] 60 GHz帯差動励振オンチップダイポールアンテナの反射係数の電磁界解析および測定結果2012
- Author(s)
  平野拓一, 山口達也, 李　寧, 岡田健一, 広川二郎, 安藤　真
- Organizer
  電子情報通信学会ソサイエティ大会講演論文集, C-15-2
- Place of Presentation
  富山大
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] Millimeter-wave band arrayantennas using transmission-loss reducedwaveguide structures2012
- Author(s)
  廣川二郎
- Organizer
  European Conferenceon Antennas and Propagation
- Place of Presentation
  Prague Congress Centre,チェコ
- Year and Date
  2012-03-27
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] Plate-laminated Waveguide Slot Array Antennas for 120GHz Band and 350GHz Band2012
- Author(s)
  広川二郎，金　東眞
- Organizer
  電子情報通信学会アンテナ・伝播研究会
- Place of Presentation
  てんぶす那覇
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] Antenna on a Thick Resin layer of a Silicon Chip and a Slab Antenna Fed by Post-wall Waveguide2012
- Author(s)
  J Hirokawa
- Organizer
  Asia Pacific Conference on Antennas and Propagation
- Place of Presentation
  Furama Riverfront Hotel, シンガポール
- Year and Date
  2012-08-29
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] Plate-laminated WaveguideSlot Array Antennas for 120GHz Band and350GHz Band2012
- Author(s)
  廣川二郎
- Organizer
  電子情報通信学会アンテナ・伝播研究会
- Place of Presentation
  てんぶす那覇,那覇市
- Year and Date
  2012-01-10
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] Design of a Circularly Polarized Patch Antenna on the Thick Resin of a Silicon Chip2011
- Author(s)
  KimHuey Koh・Jiro Hirokawa・Yasutake Hirachi・Makoto Ando
- Organizer
  電子情報通信学会2011年総合大会
- Place of Presentation
  東京都市大学
- Year and Date
  2011-03-14
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] Characterization of Waveguide Slot Antenna Array for 300-GHz-band Wireless Link Systems2011
- Author(s)
  高田卓馬，久武信太郎，永妻忠夫，金　東眞，櫻井仁夫，広川二郎
- Organizer
  International Symposium on Terahertz NanoScience.
- Place of Presentation
  大阪大学中之島センター
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] Size Reduction of the Waveguide Feed Circuit for a Millimeter-Wave Dipole Antenna on a Thick Resin Layer on the Back Side of a Silicon Chip at 60GHz2011
- Author(s)
  Tomoya Suzuki, Jiro Hirokawa, Yasutake Hirachi, Makoto Ando
- Organizer
  International Workshop on Millimeter Wave Wireless Technology and Applications
- Place of Presentation
  東京工業大学
- Year and Date
  2011-12-06
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] Design extensibility of plate-laminated millimeter-waveguide slot array antennas2011
- Author(s)
  廣川二郎
- Organizer
  2011 Thailand-Japan MicroWave
- Place of Presentation
  King Mongkut's Institute of Technology Ladkrabang,タイ
- Year and Date
  2011-08-11
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] Design of Circularly Polarized Patch Antennas with Coaxial Feed through a Silicon Chip2011
- Author(s)
  KimHuey Koh, Takuichi Hirano, Jiro Hirokawa, Makoto Ando
- Organizer
  International Workshop on Millimeter Wave Wireless Technology and Applications
- Place of Presentation
  東京工業大学
- Year and Date
  2011-12-06
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] Design and Fabrication of Double-Layer Waveguide Slot Array Antennas using Diffusion Bonding of Laminated Thin Plate for 350 GHz-band2011
- Author(s)
  金　東眞，櫻井仁夫，広川二郎，高田卓馬，永妻忠夫
- Organizer
  電子情報通信学会通信ソサイエティ大会
- Place of Presentation
  北海道大学
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] 同軸構造背面給電シリコンチップ厚膜誘電体層上円偏波パッチアンテナの特性2011
- Author(s)
  浅野隼・Kimhuey Koh・広川二郎・平地康剛・安藤真
- Organizer
  電子情報通信学会通信ソサエティ大会
- Place of Presentation
  北海道大学,北海道
- Year and Date
  2011-09-14
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] ミリ波帯アレーアンテナにおける伝送損失低減導波路構造のいろいろ2011
- Author(s)
  広川二郎
- Organizer
  電子情報通信学会アンテナ・伝播研究会(招待講演)
- Place of Presentation
  大阪大学
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] Designs and Measurements ofPlate-laminated Waveguide Slot ArrayAntennas for 120GHz Band and 350GHz Band2011
- Author(s)
  廣川二郎
- Organizer
  Asia Pacific Microwave Conference
- Place of Presentation
  Melbourne ConventionExhibition Center オーストラリア
- Year and Date
  2011-12-06
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] 光検出器を用いた60GHz帯小型アンテナ指向性測定の基礎検討2011
- Author(s)
  木下和樹・櫻井仁夫・広川二郎・安藤真
- Organizer
  電子情報通信学会2011年総合大会
- Place of Presentation
  東京都市大学
- Year and Date
  2011-03-17
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] Size Reduction of the Waveguide Feed Circuit for a Millimeter-Wave Dipole Antenna on a Thick Resin Layer on the Back Side of a Silicon Chip at 60GHz2011
- Author(s)
  Tomoya Suzuki, Jiro Hirokawa, Yasutake Hirachi, Makoto Ando
- Organizer
  2010 International Symposium on Antennas and Propagation
- Place of Presentation
  マカオ, ベネチアンホテル
- Year and Date
  2011-11-25
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] Design and Fabrication of a Coporate-feed Plate-laminated Waveguide Slot Array Antenna for 120GHz-band2011
- Author(s)
  金　東眞，広川二郎，永妻忠夫，安藤　真
- Organizer
  2011 IEEE AP-S URSI International Symposium
- Place of Presentation
  Spokane Convention Center
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] Antenna Technologies in Tokyo Tech Millimeter-wave Research Project2011
- Author(s)
  Jiro Hirokawa
- Organizer
  International Workshop on Millimeter Wave Wireless Technology and Applications
- Place of Presentation
  東京工業大学
- Year and Date
  2011-12-06
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] 光検出器を用いたミリ波帯小型アンテナ指向性近距離測定の基礎検討2011
- Author(s)
  木下和樹・櫻井仁夫・広川二郎・安藤真
- Organizer
  電子情報通信学会通信ソサエティ大会
- Place of Presentation
  北海道大学,北海道
- Year and Date
  2011-09-15
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] Designs and Measurements of Plate-laminated Waveguide Slot Array Antennas for 120GHz Band and 350GHz Band2011
- Author(s)
  広川二郎，金　東眞，櫻井仁夫，安藤　真，高田卓馬，永妻忠夫
- Organizer
  Asia Pacific Microwave Conference
- Place of Presentation
  Melbourne Convention Exhibition Center
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] ミリ波帯アレーアンテナにおける伝送損失低減導波路構造のいろいろ2011
- Author(s)
  廣川二郎
- Organizer
  電子情報通信学会アンテナ・伝播研究会
- Place of Presentation
  大阪大学,豊中市
- Year and Date
  2011-09-08
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] 350 GHz帯導波管スロットアレーアンテナを用いた無線通信実験2011
- Author(s)
  高田卓馬，永妻忠夫，久武信太郎，金　東眞，櫻井仁夫，広川二郎
- Organizer
  電子情報通信学会エレクトロニクスソサイエティ大会
- Place of Presentation
  北海道大学
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] Design of Circularly Polarized Patch Antennas with Coaxial Feed through a Silicon Chip2011
- Author(s)
  KimHuey Koh, Takuichi Hirano, Jiro Hirokawa, Makoto Ando
- Organizer
  2010 International Symposium on Antennas and Propagation
- Place of Presentation
  マカオ, ベネチアンホテル
- Year and Date
  2011-11-25
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] Design and Measurement of a Corporate-feed Plate-laminated Waveguide Slot Array Antenna for 120 GHz-band2011
- Author(s)
  金　東眞，櫻井仁夫，広川二郎，安藤　真，高田卓馬，永妻忠夫
- Organizer
  電子情報通信学会アンテナ・伝播研究会
- Place of Presentation
  信州大学
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] Design extensibility of plate-laminated millimeter-waveguide slot array antennas2011
- Author(s)
  広川二郎
- Organizer
  2011 Thailand-Japan MicroWave
- Place of Presentation
  King Mongkut's Institute of Techology Ladkrabang
- Data Source
  KAKENHI-PROJECT-23656251
[Presentation] シリコンチップ厚膜誘電体層上ミリ波ダイポールアンテナの給電部の小型化2011
- Author(s)
  鈴木知也・広川二郎・平地康剛・安藤真
- Organizer
  電子情報通信学会2011年総合大会
- Place of Presentation
  東京都市大学
- Year and Date
  2011-03-14
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] Fabrication of Antennas on a Thick Resin Layer Fed through a Hole from the Bottom in a Silicon Chip at 60GHz2011
- Author(s)
  J.Hirokawa
- Organizer
  European Conference on Antennas and Propagation
- Place of Presentation
  EUR Congressi, ローマ,イタリア
- Year and Date
  2011-04-14
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] Antenna Technologies in Tokyo Tech Millimeter-wave Research Project2010
- Author(s)
  J.Hirokawa
- Organizer
  International Workshop on Millimeter Wave Wireless Technology and Applications
- Place of Presentation
  東京工業大学,東京都
- Year and Date
  2010-12-06
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] A Linear Array of Transverse Slots on a Hollow Waveguide with a Layer of Parasitic Dipole-Quartets for Sidelobe Suppression2007
- Author(s)
  Jiro Hirokawa
- Organizer
  Asia Pasific Microwave Conf.
- Place of Presentation
  Grand Hyatt Erawan Bangkok Hotel
- Year and Date
  2007-12-14
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-17360175
[Presentation] A LinearArray of Transverse Slots on a Hollow Waveguide with a Layer of Parasitic Dipole-Quartets for Sidelobe Suppression2007
- Author(s)
  Jiro, Hirokawa
- Organizer
  Asia Pasific Microwave Conf
- Place of Presentation
  Grand Hyatt Erawan Bangkok Hotel
- Year and Date
  2007-12-14
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17360175
[Presentation] Antenna on a Thick Resin layer of a Silicon Chip and a Slab Antenna Fed by Post-wall Waveguide
- Author(s)
  J Hirokawa
- Organizer
  Asia Pacific Conference on Antennas and Propagation
- Place of Presentation
  Furama Riverfront Hotel, Singapore
- Invited
- Data Source
  KAKENHI-PROJECT-22246052
[Presentation] 透過係数の距離特性の最小二乗近似曲線を用いた短縮距離における遠方界利得測定の誤差の低減
- Author(s)
  飯田雄貴・平野拓一・安藤　真・広川二郎
- Organizer
  電子情報通信学会技術研究報告, vol. 114, no. 218, AP2014-96, pp. 23-26
- Place of Presentation
  東工大大岡山キャンパス
- Year and Date
  2014-09-18 – 2014-09-19
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] 距離を短縮した利得測定における最小二乗カーブフィッティングを用いた誤差の低減手法に関する検討
- Author(s)
  飯田雄貴・平野拓一・広川二郎・安藤真
- Organizer
  電子情報通信学会総合大会, B-1-211
- Place of Presentation
  立命館大
- Year and Date
  2015-03-10 – 2015-03-13
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] Measurement Technique for Gain and Distance and Numerical Simulation with a Dipole Antenna
- Author(s)
  Takuichi Hirano, Jiro Hirokawa, and Makoto Ando
- Organizer
  IEEE AP-S International Symposium, Session: 116.3
- Place of Presentation
  Memphis, TN, USA
- Year and Date
  2014-07-06 – 2014-07-11
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] 損失性媒質中におけるアンテナの利得計算に関する一検討
- Author(s)
  平野拓一, 広川二郎, 安藤真
- Organizer
  電子情報通信学会技術研究報告, vol. 114, no. 143, EST2014-29, pp. 113-116
- Place of Presentation
  室蘭工業大学
- Year and Date
  2014-07-17 – 2014-07-18
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] Gain Measurement of a Horn Antenna by Shortened Far-Field Technique with Averaging
- Author(s)
  Takuichi Hirano, Yuki Iida, Jiro Hirokawa, and Makoto Ando
- Organizer
  The 2014 IEEE International Conference on Antenna Measurements and Applications (CAMA)
- Place of Presentation
  Juan-Les-Pins, France
- Year and Date
  2014-11-16 – 2014-11-19
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] 5GHz 帯CMOS オンチップスパイラルインダクタの電磁界解析
- Author(s)
  平野拓一・李　寧・岡田健一・松澤　昭・広川二郎・安藤　真・井上　剛・坂根　仁
- Organizer
  電子情報通信学会ソサイエティ大会, C-15-9
- Place of Presentation
  徳島大
- Year and Date
  2014-09-23 – 2014-09-26
- Data Source
  KAKENHI-PROJECT-24760291
[Presentation] 平行 2 線同軸線路給電によるシリコンチップ背面厚膜誘電体層上板状ループアンテナの検討
- Author(s)
  及川直也・広川二郎・平地康剛・安藤　真
- Organizer
  信学2014総大B-1-155
- Place of Presentation
  新潟大学
- Data Source
  KAKENHI-PROJECT-25249055

1. ANDO Makoto (90159533)

# of Collaborated Projects: 13 results

# of Collaborated Products: 65 results
2. SAKURAI Kimio (30016620)

# of Collaborated Projects: 6 results

# of Collaborated Products: 0 results
3. NAGATSUMA Tadao (00452417)

# of Collaborated Projects: 5 results

# of Collaborated Products: 20 results
4. HIRANO Takuichi (60345361)

# of Collaborated Projects: 4 results

# of Collaborated Products: 23 results
5. ZHANG Miao (90535866)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
6. Nishimori Kentaro (90500611)

# of Collaborated Projects: 3 results

# of Collaborated Products: 23 results
7. Hirata Akihiko (40500674)

# of Collaborated Projects: 2 results

# of Collaborated Products: 16 results
8. 平栗健史 (90582817)

# of Collaborated Projects: 2 results

# of Collaborated Products: 22 results
9. ASADA Masahiro (30167887)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. OKADA Kenichi (70361772)

# of Collaborated Projects: 1 results

# of Collaborated Products: 11 results
11. GOTO Naohisa (80009232)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. YONEYAMA Tsukasa (40006226)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. ARAKI Kiyomichi (90016668)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. TAKADA Jun-ichi (90222083)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. 齋藤美紀子 (80386739)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. 本間尚樹 (70500718)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. 松田崇弘 (50314381)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. YAO Yuki

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
19. NISHIKAWA Kunitoshi

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. HIRACHI Yasutake

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. ARAI Yukikazu

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. TEKKOUK KARIM

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
23. SAITO Mikiko

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results

Hirokawa Jirou 廣川 二郎

HIROKAWA Jiro 廣川 二郎

廣川 二郎 ヒロカワ ジロウ

Research Projects

Research Products

Co-Researchers

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study of 32-multiplexing transmission antenna system in the millimeter-wave band based on rectangular-coordinate two-dimensional polarity orthogonalityPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study of plate-laminated diffusion-bonding waveguide-type highly functional planar antennas in milli-meter to terahertz bandsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

第５世代移動通信ヘテロジニアスネットワーク用ミリ波高機能平面アンテナシステムHost Researcher

Host Researcher

Project Period (FY)

Research Category

Research Field

Research Institution

Study of 300GHz-band high-gain high-efficiency wide-band planar antennas using silicon processPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Study of Functionality Enhancement of Millimeter-wave Antenna on a Thick Resin on a Silicon CMOS ChipPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

High-gain,High-efficiency and Wide-band Planar Antennas usingPlate-laminated Hollow Waveguides in the 300GHz BandPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Study of High-efficiency Millimeter-wave Antenna on a Thick Resin on a Silicon Chip and Development of the Measurement SystemsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Study of s 40dBi gain waveguide-type planar antenna of simple structure with 90% efficiency at 100GHzPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Hirokawa Jirou 廣川二郎

HIROKAWA Jiro 廣川二郎

廣川二郎ヒロカワジロウ