The SDMA/TDD base station for PHS mobile communication. - Yoshiharu Doi; Tadayoshi Ito; Jun Kitakado; Takeo Miyata; Seigo Nakao; Takeo Ohgane; Yasutaka Ogawa (VTC Spring, 2002)

Performance Enhancement of E-UTRA Uplink Control Channel in Fast Fading Environments. - Seigo Nakao; Tomofumi Takata; Daichi Imamura; Katsuhiko Hiramatsu (VTC Spring, 2009)

A Novel Spreading Code Design for E-UTRA Uplink Control Channel and Its Performance. - Seigo Nakao; Tomohumi Takata; Masaru Fukuoka; Daichi Imamura; Katsuhiko Hiramatsu; Kazuyuki Miya (IEICE Trans. Commun., 2009)

A Novel Phase Rotation Scheme on the Constellations for the E-UTRA Uplink ACK/NACK Signals. - Seigo Nakao; Tomohumi Takata; Daichi Imamura; Katsuhiko Hiramatsu (IEICE Trans. Commun., 2009)

Resource Reduction Method for the LTE-Advanced Uplink ACK/NACK Signal and SR. - Seigo Nakao; Kenji Takagi; Masaru Fukuoka; Daichi Imamura; Hidekazu Murata; Koji Yamamoto 001; Susumu Yoshida (IEICE Trans. Commun., 2011)

Effects of a Phase Rotation Scheme on the DTX Detection Performance for the E-UTRA Uplink ACK/NACK Signals. - Seigo Nakao; Tomohumi Takata; Daichi Imamura; Katsuhiko Hiramatsu (IEICE Trans. Commun., 2011)

Inter-cell interference coordination using coordinated inter-cell interference power control in uplink. - Kenichi Higuchi; Yoshiko Saito; Seigo Nakao (ICSPCS, 2013)

Inter-Cell Interference Coordination Method Based on Coordinated Inter-Cell Interference Power Control in Uplink. - Kenichi Higuchi; Yoshiko Saito; Seigo Nakao (IEICE Trans. Commun., 2015)