A Class-C CMOS Rectifier With Active Modulation Achieving >76% Peak Efficiency and Extended Input Power Range Over 8.8 dB Across Multiple Frequency Bands. - Jing-Ren Yan; Wei-Jen Lai; Jen-Hao Liao; Ching-Chun Lin; Yu-Te Liao (IEEE Trans. Circuits Syst. I Regul. Pap., 2026)