24.5 A 15b Quadrature Digital Power Amplifier with Transformer-Based Complex-Domain Power-Efficiency Enhancement. - Diyang Zheng; Yun Yin; Yiting Zhu; Liang Xiong; Yicheng Li; Na Yan; Hongtao Xu (ISSCC, 2020)

A 15-Bit Quadrature Digital Power Amplifier With Transformer-Based Complex-Domain Efficiency Enhancement. - Yicheng Li; Yun Yin; Diyang Zheng; Xianglong Jia; Jie Lin; Fu Gao; Yiting Zhu; Liang Xiong; Na Yan; Ye Lu 005; Hongtao Xu (IEEE J. Solid State Circuits, 2022)

A 0.7-to-2.5GHz Sliding Digital-IF Quadrature Digital Transmitter Achieving >40% System Efficiency for Multi-Mode NB-IoT/BLE Applications. - Chunxiao Hu; Diyang Zheng; Yun Yin; Jie Lin; Yicheng Li; Wei Li 038; Hongtao Xu (ISSCC, 2023)

A Wideband Sliding Digital-IF Quadrature Digital Transmitter for Multimode NB-IoT/BLE Applications. - Chunxiao Hu; Diyang Zheng; Yun Yin; Jie Lin; Yicheng Li; Wei Li 038; Hongtao Xu (IEEE J. Solid State Circuits, 2024)

A Quadrature Digital Power Amplifier With Wide Efficiency Enhancement Coverage and High Dynamic Power Range. - Yicheng Li; Yun Yin; Diyang Zheng; Fu Gao; Jie Lin; Zhen Hu; Ye Lu 005; Hongtao Xu (IEEE J. Solid State Circuits, 2024)