Department of Information Science and Engineering;
Ningbo University;
Ningbo 315211;
China;
Zhejiang College of Textile & Fashion;
Ningbo 315211;
China;
Department of Information Science and Engineering;
Yunnan University;
Kunming 650091;
China;
Concurrent dual-band; Power Amplifier (PA); Nonlinear characterization; Digital base-band Pre-Distortion (DPD);