@book{CTT100874918, author = {Akihiko Hirata and Jiro Hirokawa}, title = {High-Gain Antennas}, publisher = {Springer}, year = 2022, } @article{CTT100874871, author = {Akihiko Hirata and Koichiro Itakura and Taiki Higashimoto and Yuta Uemura and Tadao Nagatsuma and Takashi Tomura and Jiro Hirokawa and Norihiko Sekine and Issei Watanabe and Akifumi Kasamatsu}, title = {Transmission Characteristics Control of 120 GHz-band Bandstop Filter by Coupling Alignment-Free Lattice Pattern}, journal = {IEICE Trans. Electron.}, year = 2021, } @article{CTT100853902, author = {K. Itakura and A. Hirata and M. Sonoda and T. Higashimoto and T. Nagatsuma and T. Tomura and J. Hirokawa and N. Sekine and I. Watanabe and A. Kasamatsu}, title = {Control of 120-GHz-band split ring resonator filter by coupling lattice pattern substrate}, journal = {IEICE Trans. Electron.}, year = 2021, } @article{CTT100842284, author = {Yohei Onodera and Shinji Kohara and Philip S. Salmon and Akihiko Hirata and Norimasa Nishiyama and Suguru Kitani and Anita Zeidler and Motoki Shiga and Atsunobu Masuno and Hiroyuki Inoue and Shuta Tahara and Annalisa Polidori and Henry E. Fischer and Tatsuya Mori and Seiji Kojima and Hitoshi Kawaji and Alexander I. Kolesnikov and Matthew B. Stone and Matthew G. Tucker and Marshall T. McDonnell and Alex C. Hannon and Yasuaki Hiraoka and Ippei Obayashi and Takenobu Nakamura and Jaakko Akola and Yasuhiro Fujii and Koji Ohara and Takashi Taniguchi and Osami Sakata}, title = {Structure and properties of densified silica glass: characterizing the order within disorder}, journal = {NPG Asia Materials}, year = 2020, } @article{CTT100835187, author = {Akihiko Hirata and Jiro Hirokawa}, title = {Absorber Integrated Planar Slot Array Antenna for Suppression of Multiple Reflection in 120-GHz-Band Close-Proximity Wireless System}, journal = {IEICE Trans. Electron.}, year = 2018, } @article{CTT100743354, author = {Akihiko HIRATA and J. TAKEUCHI and K. HASHIMOTO and J. HIROKAWA}, title = {Alignment Control System Using Beam-Tilting 1-D Waveguide-Slot Array Antennas for 120-GHz-Band Corporate-Feed High-Gain 2-D Arrays}, journal = {IEICE Transactions on Communications}, year = 2017, } @article{CTT100836047, author = {Dongjin Kim and JIRO HIROKAWA and Makoto Ando and jun takeuchi and Akihiko Hirata}, title = {64x64-Element and 32x32-Element Slot Array Antennas Using Double-Layer Hollow-Waveguide Corporate-Feed in the 120 GHz Band}, journal = {IEEE Trans. Antennas Propagat.}, year = 2014, } @article{CTT100836046, author = {Dongjin Kim and JIRO HIROKAWA and Makoto Ando and jun takeuchi and Akihiko Hirata}, title = {4x4-Element Corporate-Feed Waveguide Slot Array Antenna with Cavities for the 120 GHz-Band}, journal = {IEEE Trans. Antennas Propagat.}, year = 2013, } @article{CTT100662649, author = {Dongjin Kim and JIRO HIROKAWA and kimio sakurai and Makoto Ando and Takuma Takada and Tadao Nagatsuma and jun takeuchi and Akihiko Hirata}, title = {Design and measurement of the plate laminated waveguide slot array antenna and its feasibility for wireless link system in the 120 GHz band}, journal = {IEICE Trans. Commun.}, year = 2013, } @inproceedings{CTT100852681, author = {枚田明彦 and 板倉弘一朗 and 戸村崇 and 廣川二郎 and 渡邊一世 and 関根徳彦 and 笠松章史}, title = {120GHz帯SRRバンドストップフィルタの透過性制御}, booktitle = {信学技報}, year = 2020, } @inproceedings{CTT100852686, author = {厚地穂乃佳 and 加藤圭悟 and 枚田明彦 and 戸村崇 and 廣川二郎 and 渡邊一世 and 関根徳彦 and 笠松章史}, title = {120GHz帯反射型SRRバンドストップフィルタの検討}, booktitle = {}, year = 2020, } @inproceedings{CTT100835376, author = {枚田明彦 and 久武信太郎 and 廣川二郎 and 渡邊一世 and 関根徳彦 and 笠松章史}, title = {4X4平面スロットアレーアンテナの近傍界測定}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100809373, author = {和田健太郎 and 戸村崇 and 廣川二郎 and 枚田明彦}, title = {誘電体基板装荷による並列給電導波管スロットアレーアンテナの素子間相互結合抑圧と非遠方界通信特性改善}, booktitle = {信学技報}, year = 2019, } @inproceedings{CTT100835282, author = {K. Itakura and Akihiko Hirata and M. Sonoda and T. Higashimoto and Tadao Nagatsuma and Takashi Tomura and Jiro Hirokawa and N. Sekine and Issei Watanabe and Akifumi Kasamatsu}, title = {Investigation of plasmon hybridization between slot-ring resonator absorber and lattice pattern substrate}, booktitle = {}, year = 2019, } @inproceedings{CTT100835505, author = {板倉弘一郎 and 枚田明彦 and 廣川二郎 and 戸村崇 and 渡邊一世 and 関根徳彦 and 笠松章史}, title = {混成共振モードを利用した120GHz帯近接無線の検討}, booktitle = {}, year = 2019, } @inproceedings{CTT100835364, author = {枚田明彦 and 廣川二郎 and 園田理人 and 東本大樹 and 黒川翼 and 永妻忠夫}, title = {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}, booktitle = {信学技報}, year = 2018, } @inproceedings{CTT100835257, author = {Akihiko Hirata and Jiro Hirokawa}, title = {Terahertz Absorber Technologies for Close-Proximity Wireless System}, booktitle = {}, year = 2018, } @inproceedings{CTT100835256, author = {Jiro Hirokawa and Takashi Tomura and Akihiko Hirata and Tadao Nagatsuma}, title = {Progress of Plate-laminated Waveguide Slot Array Antennas by Diffusion Bonding in 60GHz, 120GHz and 350GHz Bands}, booktitle = {}, year = 2018, } @inproceedings{CTT100835487, author = {櫻井壮一 and 戸村崇 and 廣川二郎 and 枚田明彦}, title = {120GHz帯16 × 16 素子並列給電積層薄板導波管スロットアレーアンテナの広帯域設計}, booktitle = {}, year = 2018, } @inproceedings{CTT100806025, author = {Akihiko Hirata and Jiro Hirokawa}, title = {Absorber integrated planar slot array antenna for a 120-GHz-band close-proximity wireless system}, booktitle = {INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION}, year = 2017, } @inproceedings{CTT100743493, author = {Akihiko Hirata and jun takeuchi and JIRO HIROKAWA}, title = {Alignment Control of 120-GHz-Band 2-D Waveguide-Slot Arrays Using Beam-Tilting 1-D Array Antennas}, booktitle = {}, year = 2016, } @inproceedings{CTT100835345, author = {枚田明彦 and 竹内淳 and 廣川二郎}, title = {120GHz帯平面スロットアレーアンテナにおけるビーム走査の検討}, booktitle = {信学技報}, year = 2016, } @inproceedings{CTT100693771, author = {橋本敬裕 and 竹内淳 and 廣川二郎 and 枚田明彦 and 安藤真}, title = {到来方向推定用ビームチルト1次元アレーを周囲に配置した120GHz帯並列給電2次元導波管スロットアレーアンテナ}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2015, } @inproceedings{CTT100693783, author = {扇本 一輝 and 南方 佑介 and 廣川二郎 and 桑野 茂 and 寺田 純 and 枚田明彦 and 永妻 忠夫}, title = {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}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2015, } @inproceedings{CTT100693777, author = {竹内淳 and 枚田明彦 and 廣川二郎}, title = {120GHz帯中空導波管スロットアレーアンテナにおけるビームステアリング手法の一検討}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2015, } @inproceedings{CTT100804587, author = {Keisuke Hashimoto and Jun Takeuchi and Jiro Hirokawa and Akihiko Hirata and Makoto Ando}, title = {Design and fabrication of a dual-polarization corporate-feed waveguide 32×32-slot array antenna for 120 GHz band}, booktitle = {International Symposium on Antennas and Propagation, Conference Proceedings}, year = 2014, } @inproceedings{CTT100743430, author = {Akihiko Hirata and Hiroyuki Takahashi and Jun Takeuchi and Jiro Hirokawa}, title = {120-GHz-band Wireless Communications Field Trials}, booktitle = {International Conference on Infrared, Millimeter, and Terahertz Waves}, year = 2014, } @inproceedings{CTT100804884, author = {Keisuke Hashimoto and Jun Takeuchi and Jiro Hirokawa and Akihiko Hirata and Makoto Ando}, title = {Design of a dual-polarization corporate-feed waveguide 32×32-slot array antenna for 120 GHz band}, booktitle = {IEEE International Workshop on Electromagnetics}, year = 2014, } @inproceedings{CTT100835317, author = {橋本敬裕 and 竹内淳 and 廣川二郎 and 枚田明彦 and 安藤真}, title = {120GHz帯偏波共用並列給電32×32素子導波管スロットアレーアンテナの設計と試作}, booktitle = {信学技報}, year = 2014, } @inproceedings{CTT100835471, author = {橋本敬裕 and 廣川二郎 and 安藤真 and 竹内淳 and 枚田明彦}, title = {120GHz帯偏波共用並列給電32×32素子導波管スロットアレーアンテナの設計}, booktitle = {}, year = 2014, } @inproceedings{CTT100681233, author = {DUONGNHU QUYEN and 佐野誠 and 廣川二郎 and 安藤真 and 竹内淳 and 枚田明彦}, title = {交さ偏波を放射しない中空導波管横方向スロット1次元アレーアンテナのビームチルト設計,}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2014, } @inproceedings{CTT100835311, author = {竹内淳 and 枚田明彦 and 廣川二郎}, title = {平面スロットアレーアンテナを使用した120 GHz帯2チャンネル伝送システムの検討}, booktitle = {信学技報}, year = 2014, } @inproceedings{CTT100835301, author = {N. Q. Duong and 佐野誠 and 廣川二郎 and 安藤真 and 竹内淳 and 枚田明彦}, title = {交さ偏波を放射しない120GHz帯中空導波管横方向スロット1次元アレーアンテナ}, booktitle = {}, year = 2014, } @inproceedings{CTT100662674, author = {JIRO HIROKAWA and Dongjin Kim and Makoto Ando and jun takeuchi and Akihiko Hirata}, title = {43dBi Gain, 60% Efficiency and 10% Bandwidth Hollow-waveguide Slot Array Antenna in the 120GHz Band}, booktitle = {}, year = 2013, } @inproceedings{CTT100839303, author = {Nhu Quyen Duong and Makoto Sano and Jiro Hirokawa and Makoto Ando and Jun Takeuchi and Akihiko Hirata}, title = {Design of a Linear Array of Transverse Slots without Cross-polarization to any Directions on a Hollow Rectangular Waveguide}, booktitle = {}, year = 2013, } @inproceedings{CTT100662651, author = {Akihiko Hirata and Jun Takeuchi and Dongjin Kim and JIRO HIROKAWA}, title = {10-Gbit/s Dual Channel Transmission of 120-GHz-Band Wireless Link Using Planar Slot Array Antennas}, booktitle = {European Microw. Conf.}, year = 2013, } @inproceedings{CTT100661937, author = {DUONGNHU QUYEN and 佐野誠 and 廣川二郎 and 安藤真 and 竹内淳 and 枚田明彦}, title = {交さ偏波を放射しない横方向スロット1 次元アレーの広帯域設計,}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2013, } @inproceedings{CTT100804361, author = {Dong-Jin Kim and Jiro Hirokawa and Makoto Ando and Jun Takeuchi and Akihiko Hirata}, title = {4×4-element corporate-feed waveguide slot array antenna with cavities for the 120 GHz-band}, booktitle = {IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)}, year = 2013, } @inproceedings{CTT100662345, author = {Dongjin Kim and JIRO HIROKAWA and Makoto Ando and jun takeuchi and Akihiko Hirata}, title = {64x64-element and 32x32-element slot array antennas using double-layer hollow-waveguide corporate-feed in the 120 GHz band}, booktitle = {電子情報通信学会技術研究報告}, year = 2013, } @inproceedings{CTT100661875, author = {DUONGNHU QUYEN and 佐野誠 and 廣川二郎 and 安藤真 and 竹内淳 and 枚田明彦}, title = {交さ偏波を放射しない中空導波管横方向スロット1次元アレーの設計}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2013, } @inproceedings{CTT100661868, author = {Dongjin Kim and JIRO HIROKAWA and Makoto Ando and jun takeuchi and Akihiko Hirata}, title = {Design of a 4x4-element Corporate-feed Waveguide Slot Array Antenna with Cavities for the 120 GHz-band,}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2013, } @inproceedings{CTT100661880, author = {枚田明彦 and 竹内淳 and 金東眞 and 廣川二郎}, title = {平面スロットアレーアンテナを使用した10Gbit/sデータ伝送実験,}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2013, } @inproceedings{CTT100662719, author = {Dongjin Kim and JIRO HIROKAWA and Makoto Ando and jun takeuchi and Akihiko Hirata and Tadao Nagatsuma}, title = {Double-layer Corporate-feed Hollow-waveguide Slot Array Antenna and Its Data Transmission Test Results in Millimeter Wave Band}, booktitle = {信学技報}, year = 2013, } @inproceedings{CTT100835206, author = {Akihiko Hirata and Hiroyuki Takahashi and Jun Takeuchi and Naoya Kukutsu and Dong-Jin Kim and Jiro Hirokawa}, title = {120-GHz-band Antenna Technologies for Over-10-Gbps Wireless Data Transmission}, booktitle = {}, year = 2012, } @misc{CTT100761480, author = {枚田明彦 and 廣川二郎}, title = {アレーアンテナ}, howpublished = {公開特許}, year = 2017, month = {Dec.}, note = {特願2016-111501(2016/06/03), 特開2017-220700(2017/12/14)} } @misc{CTT100690766, author = {竹内淳 and 枚田明彦 and 高橋 宏行 and 久々津 直哉 and 廣川二郎}, title = {導波管スロットアレーアンテナの配置およびビームの向きの設定方法}, howpublished = {登録特許}, year = 2016, month = {Sept.}, note = {特願2013-152417(2013/07/23), 特開2015-023531(2015/02/02), 特許第5999561号(2016/09/09)} } @misc{CTT100690763, author = {枚田明彦 and 竹内淳 and 高橋 宏行 and 久々津 直哉 and 廣川二郎}, title = {一次元スロットアレーアンテナ}, howpublished = {登録特許}, year = 2016, month = {May}, note = {特願2013-158781(2013/07/31), 特開2015-032855(2015/02/16), 特許第5939690号(2016/05/27)} } @misc{CTT100682143, author = {竹内淳 and 枚田明彦 and 廣川二郎}, title = {積層型二次元スロットアレイアンテナ}, howpublished = {登録特許}, year = 2014, month = {Oct.}, note = {特願2013-071144(2013/03/29), 特開2014-195203(2014/10/09), 特許第5633097号(2014/10/24)} } @misc{CTT100666470, author = {枚田明彦 and 竹内淳 and 高橋 宏行 and 久々津 直哉 and 廣川二郎}, title = {アンテナ装置、および電波到来方向推定方法}, howpublished = {登録特許}, year = 2015, month = {Jan.}, note = {特願2012-093007(2012/04/16), 特開2013-221832(2013/10/28), 特許第5682969号(2015/01/23)} }