A Co-channel Interference Cancellation Method Using Low Dimensional Sphere Decoding for MIMO Communication Systems. - Masatsugu Higashinaka; Akihiro Okazaki; Katsuyuki Motoyoshi; Takayuki Nagayasu; Hiroshi Kubo; Akihiro Shibuya (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

Frequency-Domain Equalization Incorporated with Frequency-Domain Redundancy for OFDM Systems. - Akihiro Okazaki; Katsuyuki Motoyoshi; Masatsugu Higashinaka; Takayuki Nagayasu; Hiroshi Kubo; Akihiro Shibuya (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

Capacity Evaluation of MIMO-OFDM Systems using Reduced-Complexity ML Detectors in a Spatially Correlated Channel. - Masatsugu Higashinaka; Katsuyuki Motoyoshi; Takayuki Nagayasu; Hiroshi Kubo; Akihiro Shibuya; Akihiro Okazaki (PIMRC, 2007)

Likelihood Estimation for Reduced-Complexity ML Detectors in a MIMO System. - Masatsugu Higashinaka; Katsuyuki Motoyoshi; Takayuki Nagayasu; Hiroshi Kubo; Akihiro Shibuya; Akihiro Okazaki (VTC Spring, 2007)

Likelihood Estimation for Reduced-Complexity ML Detectors in a MIMO Spatial-Multiplexing System. - Masatsugu Higashinaka; Katsuyuki Motoyoshi; Akihiro Okazaki; Takayuki Nagayasu; Hiroshi Kubo; Akihiro Shibuya (IEICE Trans. Commun., 2008)

An adaptive beam control technique for diversity gain maximization in LEO satellite to ground transmissions. - Shigenori Tani; Katsuyuki Motoyoshi; Hiroyasu Sano; Atsushi Okamura; Hiroki Nishiyama 001; Nei Kato (ICC, 2016)

Multi-Carrier Relaying for Successive Data Transfer in Earth Observation Satellite Constellations. - Shigenori Tani; Michiya Hayama; Hiroki Nishiyama 001; Nei Kato; Katsuyuki Motoyoshi; Atsushi Okamura (GLOBECOM, 2017)

An Adaptive Beam Control Technique for Q Band Satellite to Maximize Diversity Gain and Mitigate Interference to Terrestrial Networks. - Shigenori Tani; Katsuyuki Motoyoshi; Hiroyasu Sano; Atsushi Okamura; Hiroki Nishiyama 001; Nei Kato (IEEE Trans. Emerg. Top. Comput., 2019)

Flexibility-Enhanced HTS System for Disaster Management: Responding to Communication Demand Explosion in a Disaster. - Shigenori Tani; Katsuyuki Motoyoshi; Hiroyasu Sano; Atsushi Okamura; Hiroki Nishiyama 001; Nei Kato (IEEE Trans. Emerg. Top. Comput., 2020)