Proposal of Complex-Valued Region-Based-Coupling Segmentation Neural Networks and the Application to Radar Imaging Systems. - Akira Hirose 001; Katsuhiko Hiramatsu (IJCNN (1), 2000)

A Study on Link Adaptation Scheme with Multiple Code Words for Spectral Efficiency Improvement on OFDM-MIMO Systems. - Yasuaki Yuda; Katsuhiko Hiramatsu; Masayuki Hoshino; Koichi Homma (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

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

Pilot Signal Generation Scheme Using Frequency-Dependent Cyclic Shift ZC Sequence for Inter-Cell Interference Mitigation. - Daichi Imamura; Yoshihiko Ogawa; Takashi Iwai; Tomohumi Takata; Katsuhiko Hiramatsu; Kazuyuki Miya; Koichi Homma (IEICE Trans. Commun., 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)

Foreword. - Katsuhiko Hiramatsu (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)