A35.2 dBm CMOS RF Power Amplifier Using an 8-Way Current-Voltage Combining Transformer with Harmonic Control. - Hejia Cai; Yan Hu; Zhiliang Hong (ASICON, 2019)

A Compact Quadrature Doherty Digital Power Amplifier with Backoff Efficiency Enhancement. - Tao Wang; Hejia Cai; Yan Hu; Pan Xue; Zhiliang Hong (ASICON, 2019)