Development of a wide-band modem for a 21-GHz band satellite broadcasting system. - Yoshifumi Matsusaki; Masafumi Nagasaka; Yoichi Suzuki; Susumu Nakazawa; Masashi Kamei; Akinori Hashimoto; Takeshi Kimura; Shoji Tanaka; Tetsuomi Ikeda (RWS, 2014)

Dual-Circularly Polarized Offset Parabolic Reflector Antenna with Microstrip Antenna Array for 12-GHz Band Satellite Broadcasting Reception. - Masafumi Nagasaka; Susumu Nakazawa; Shoji Tanaka (IEICE Trans. Commun., 2018)

12- and 21-GHz Dual-Band Dual-Circularly Polarized Offset Parabolic Reflector Antenna Fed by Microstrip Antenna Arrays for Satellite Broadcasting Reception. - Masafumi Nagasaka; Masaaki Kojima; Hisashi Sujikai; Jiro Hirokawa (IEICE Trans. Commun., 2019)

120-W Ku-Band GaN SSPA with Diode Linearizer for Future Broadcasting Satellites. - Masafumi Nagasaka; Masaaki Kojima; Takuma Torii; Hiromitsu Utsumi; Koji Yamanaka; Shintaro Shinjo; Mitsuhiro Shimozawa; Hisashi Sujikai (IEICE Trans. Electron., 2019)