A 2m-Range 711uW Body Channel Communication Transceiver Featuring Dynamically-Sampling Bias-Free Interface Front End - Gu, Guanjie (author); Yang, Changgui (author); Li, Zhuhao (author); Feng, Xiangdong (author); Chang, Ziyi (author); Wang, Ting-Hsun (author); Zhang, Yunshan (author); Luo, Yuxuan (author); Zhang, Hong (author); Wang, Ping (author); Du, S. (author); Chen, Yong (author); et al. (2022 IEEE Asian Solid-State Circuits Conference (A-SSCC), 2022)