A 40.68-MHz Active Rectifier Using an Inverter-Based Conduction-Time Generator for Wirelessly Powered Implantable Medical Devices. - Qiuting Duan; Changjin Chen; Xu Han; Lin Cheng 001 (IEEE Trans. Circuits Syst. II Express Briefs, 2022)

A 98.6%-Peak-Efficiency 1.47A/mm2-Current-Density Buck-Boost Converter with Always Reduced Conduction Loss. - Ji Jin; Yufa Zhou 002; Changjin Chen; Xu Han; Weiwei Xu; Lin Cheng 001 (ISSCC, 2023)

31.1 An 83.4%-Peak-Efficiency Envelope-Tracking Supply Modulator Using a Class-G Linear Amplifier and a Single-Inductor Dual-Input-Dual-Output Converter for 200MHz Bandwidth 5G New Radio RF Applications. - Changjin Chen; Ximing Li; Rui Hu; Lin Cheng 001 (ISSCC, 2024)

A High-Efficiency Envelope-Tracking Supply Modulator Using a Class-G Linear Amplifier and a Single-Inductor Dual-Input-Dual-Output Converter for 5G NR Power Amplifier. - Changjin Chen; Ximing Li; Rui Hu; Lin Cheng 001 (IEEE J. Solid State Circuits, 2024)

9.4 A 102ns/V 94.3%-Peak-Efficiency Symbol-Power-Tracking Supply Modulator for 5G NR Power Amplifiers. - Minghao Shang; Baochuang Wang; Changjin Chen; Ji Jin; Lin Cheng 001 (ISSCC, 2025)

A Battery-to-3.4 V Hybrid Buck-Boost Converter With Always Reduced Conduction Loss. - Ji Jin; Yufa Zhou 002; Changjin Chen; Xu Han; Weiwei Xu; Lin Cheng 001 (IEEE J. Solid State Circuits, 2025)