A 22nm CMOS 0.017mm2 0.9V 0.26nW-Standby-Power 2.7mW-Peak-Power 37GHz Biocompatibly-Covered Ingestible OOK Transmitter Enabling 1cm Communication Via Simulated Large Intestine Model for Digital Pills. - Kento Okamura; Takeshi Fujiyabu; Hisataka Maruyama; Kei Awano; You Wu; Hiroaki Kitaike; Jin Nakamura; Masaya Kaneko; Yuta Kimura; Hiroaki Nakamura; Shufan Xu; Ruilin Zhang; et al. (ICECS, 2025)