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)

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)

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)

Orbital Angular Momentum (OAM) Multiplexing: An Enabler of a New Era of Wireless Communications. - Doohwan Lee; Hirofumi Sasaki; Hiroyuki Fukumoto; Ken Hiraga; Tadao Nakagawa (IEICE Trans. Commun., 2017)