A downlink multiplexing method in TDD packet radio networks with a multibeam adaptive array. - Masatsugu Higashinaka; Takeo Ohgane; Yasutaka Ogawa (VTC Fall, 2001)

Performance Improvement for MIMO Communication Systems Employing Per Transmit Antenna Differential Encoding (PADE). - Hiroshi Kubo; Masatsugu Higashinaka; Akihiro Okazaki; Keishi Murakami (PIMRC, 2005)

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)

Channel estimation with interference cancellation for a MIMO receiver using iterative equalization and decoding. - Masatsugu Higashinaka; Hiroshi Kubo; Akihiro Okazaki (PIMRC, 2008)

Soft Decision Directed Channel Estimation with Interference Cancellation for a MIMO System Using Iterative Equalization and Decoding. - Masatsugu Higashinaka; Hiroshi Kubo; Akihiro Okazaki; Yasutaka Ogawa; Takeo Ohgane; Toshihiko Nishimura (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

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)

On peak to average power ratio of generalized frequency division multiple access. - Masatsugu Higashinaka; Noriyuki Fukui; Hiroshi Kubo (IEICE Electron. Express, 2009)

Non-coherent MIMO Communication Systems Employing per Transmit Antenna Differential Mapping (PADM). - Hiroshi Kubo; Masatsugu Higashinaka; Akihiro Okazaki (IEICE Trans. Commun., 2012)

Phase-Anchored SC-OFDM. - Fumihiro Hasegawa; Masatsugu Higashinaka; Akihiro Okazaki; Fumio Ishizu; Damien Castelain; Loïc Brunel; David Mottier (IEEE Wirel. Commun. Lett., 2014)

A Narrow-Band Coherent FSK Transmission System Using Phase Rotated Transmit Diversity with Suppression of Envelope Fluctuation. - Kanako Yamaguchi; Masatsugu Higashinaka; Hiroyasu Sano; Atsushi Okamura; Takeo Ohgane; Toshihiko Nishimura (VTC Fall, 2019)

A New Transmit Diversity Technique for FSK Exploiting its Orthogonality. - Yuta Hori; Akinori Nakajima; Masatsugu Higashinaka; Hiroshi Aruga (IEEE Commun. Lett., 2021)