A Scalable Standing-Wave-Oscillator-based Imager with Near-Field-Modulated Pixels Achieving 64% Filling Factor for RF Intraoperative Imaging. - Jun-Chau Chien; Zong-Jun Cheng; Shu-Yan Chuang; Hsiu-Cheng Yeh; Guan-Yu Huang; Hung-Yu Hou; Yi-Ting Chen; Wei-Yang Weng; Chi-Yang Tseng; Liang-In Lin (VLSI Technology and Circuits, 2022)