Series-Fed Beam-Scanning Antenna Employing Multi-Stage Configured Microstrip Antennas with Tunable Reactance Devices. - Naoki Honma; Tomohiro Seki; Kenjiro Nishikawa; Koichi Tsunekawa; Kunio Sawaya (IEICE Trans. Commun., 2005)

An Analysis of Multi-Layer Inductors for Miniaturizing of GaAs MMIC. - Yo Yamaguchi; Takana Kaho; Motoharu Sasaki; Kenjiro Nishikawa; Tomohiro Seki; Tadao Nakagawa; Kazuhiro Uehara; Kiyomichi Araki (IEICE Trans. Electron., 2010)

Analyses of Antenna Displacement in Short-Range MIMO Transmission over Millimeter-Wave. - Ken Hiraga; Tomohiro Seki; Kentaro Nishimori; Kenjiro Nishikawa; Ichihiko Toyoda; Kazuhiro Uehara (IEICE Trans. Commun., 2011)

On the Transmission Method for Short-Range MIMO Communication. - Kentaro Nishimori; Naoki Honma; Tomohiro Seki; Ken Hiraga (IEEE Trans. Veh. Technol., 2011)

Effectiveness of Short-Range MIMO Using Dual-Polarized Antenna. - Ken Hiraga; Tomohiro Seki; Kentaro Nishimori; Kazuhiro Uehara (IEICE Trans. Commun., 2012)

Development of MMIC rectenna at 24GHz. - Ken Hatano; Naoki Shinohara; Tomohiro Seki; Munenari Kawashima (RWS, 2013)

Performance Evaluation of Short-Range MIMO Using a Method for Controlling Phase Difference between Each Propagation Channel. - Kazumitsu Sakamoto; Ken Hiraga; Tomohiro Seki; Tadao Nakagawa; Kazuhiro Uehara (IEICE Trans. Commun., 2013)

Performance measurement of broadband simple decoding in short-range MIMO. - Ken Hiraga; Kazumitsu Sakamoto; Tomohiro Seki; Toshimitsu Tsubaki; Hideki Toshinaga; Tadao Nakagawa (PIMRC, 2014)

Spatial Division Transmission without Signal Processing for MIMO Detection Utilizing Two-Ray Fading. - Ken Hiraga; Kazumitsu Sakamoto; Maki Arai; Tomohiro Seki; Tadao Nakagawa; Kazuhiro Uehara (IEICE Trans. Commun., 2014)

A Study of Short-Range MIMO Transmission Utilizing Polarization Multiplexing for the Simplification of Decoding. - Ken Hiraga; Kazumitsu Sakamoto; Kentaro Nishimori; Tomohiro Seki; Tadao Nakagawa; Kazuhiro Uehara (IEICE Trans. Commun., 2014)

Analog Decoding Method for Simplified Short-Range MIMO Transmission. - Ryochi Kataoka; Kentaro Nishimori; Takefumi Hiraguri; Naoki Honma; Tomohiro Seki; Ken Hiraga; Hideo Makino (IEICE Trans. Commun., 2014)

Multiband Sector Antenna with the Same Beamwidth Employing Multiple Woodpile Metamaterial Reflectors. - Hideya So; Atsuya Ando; Tomohiro Seki; Munenari Kawashima; Takatoshi Sugiyama (IEICE Trans. Electron., 2014)

A Novel ZF-Based Fast Beamforming Method for Short-Range MIMO Transmission. - Kazumitsu Sakamoto; Maki Arai; Ken Hiraga; Tomohiro Seki; Toshimitsu Tsubaki; Hideki Toshinaga; Tadao Nakagawa (IEEE Wirel. Commun. Lett., 2015)

Alignment Tolerance in Multiple-Stream Transmission Using Orthogonal Directivities under Line-of-Sight Environments. - Maki Arai; Tomohiro Seki; Ken Hiraga; Kazumitsu Sakamoto; Tadao Nakagawa (IEICE Trans. Commun., 2016)

Orthogonalized Directional MIMO Transmission Using Higher Order Mode Microstrip Antennas. - Maki Arai; Tomohiro Seki; Ken Hiraga; Kazumitsu Sakamoto; Hideki Toshinaga; Tadao Nakagawa (IEICE Trans. Commun., 2016)

Rectifier Circuit using High-Impedance Feedback Line for Microwave Wireless Power Transfer Systems. - Seiya Mizuno; Ryosuke Kashimura; Tomohiro Seki; Maki Arai; Hiroshi Okazaki; Yasunori Suzuki (IEICE Trans. Electron., 2021)