A 0.5-V 2.5-GHz high-gain low-power regenerative amplifier based on Colpitts oscillator topology in 65-nm CMOS. - Taisuke Hamada; Hao Jiang; Yiming Fang; Hiroyuki Ito; Noboru Ishihara; Kazuya Masu (APCCAS, 2014)

An ultra-low-power RF transceiver with a 1.5-pJ/bit maximally-digital impulse-transmitter and an 89.5-μW super-regenerative RSSI. - Hiroyuki Ito; Yoshihiro Yoneda; Taiki Ibe; Taisuke Hamada; Noboru Ishihara; Kazuya Masu; Shoichi Masui; Youichi Momiyama (A-SSCC, 2014)

A 0.5-V 5.8-GHz low-power asymmetrical QPSK/OOK transceiver for wireless sensor network. - Sho Ikeda; Sang-yeop Lee; Shin Yonezawa; Yiming Fang; Motohiro Takayasu; Taisuke Hamada; Yosuke Ishikawa; Hiroyuki Ito; Noboru Ishihara; Kazuya Masu (ASP-DAC, 2015)

A 0.5-V 1.56-mW 5.5-GHz RF transceiver IC module with J-shaped folded monopole antenna. - Yosuke Ishikawa; Sang-yeop Lee; Shin Yonezawa; Sho Ikeda; Yiming Fang; Taisuke Hamada; Hiroyuki Ito; Noboru Ishihara; Kazuya Masu (ISCAS, 2015)