SiGe-HBT-based 54-gb/s 4: 1 multiplexer IC with full-rate clock for serial communication systems. - Toru Masuda; Kenichi Ohhata; Nobuhiro Shiramizu; Eiji Ohue; Katsuya Oda; Reiko Hayami; Hiromi Shimamoto; Masao Kondo; Takashi Harada; Katsuyoshi Washio (IEEE J. Solid State Circuits, 2005)

24-GHz 1-V pseudo-stacked mixer with gain-boosting technique. - Nobuhiro Shiramizu; Toru Masuda; Takahiro Nakamura; Katsuyoshi Washio (ESSCIRC, 2008)

A 20-GHz 1-V VCO with dual-transformer configuration and a pseudo-static divider on self-stabilized concept. - Takahiro Nakamura; Toru Masuda; Nobuhiro Shiramizu; Akihiro Nakamura; Katsuyoshi Washio (ESSCIRC, 2009)

Low-power fully-integrated K-band transceiver using transformer direct-stacking/connecting and balun signal-combining techniques. - Nobuhiro Shiramizu; Akihiro Nakamura; Takahiro Nakamura; Toru Masuda; Katsuyoshi Washio (ESSCIRC, 2010)

A Wide-Tuning-Range VCO with Small VCO-Gain Variation for Multi-Band W-CDMA RFIC. - Takahiro Nakamura; Tomomitsu Kitamura; Nobuhiro Shiramizu; Toru Masuda (IEICE Trans. Electron., 2013)