CPW-fed slot antenna for UWB short-range impulse radar systems. - Lingsheng Yang; Emad Tammam; Kuniaki Yoshitomi; Satoshi Ijiguchi; Haruichi Kanaya; Keiji Yoshida; Akira Ishikawa; Shugo Fukagawa; Noriyuki Kodama; Akihiro Tahira (IEICE Electron. Express, 2012)

Analysis and Design of a Full 360 degrees, Harmonic-Suppressed Hybrid Coupler Phase Shifter. - Chai-Eu Guan; Ahmed I. A. Galal; Nagamitsu Mizoguchi; Akira Ishikawa; Shugo Fukagawa; Ryuji Kitaya; Haruichi Kanaya (IEICE Trans. Electron., 2017)