Miniaturization of 5G N77 Bandpass Filter with HR-Si IPD Technology. - Qianqian Qin; Jiajin Song; Xiaomei Li; Danye Wang; Liguo Sun (ICTA, 2020)

A 21.6dBm CMOS power amplifier using a compact high-k output transformer for X-band application. - Bingfei Dou; Siwei Huang; Jiajin Song; Xiao Li; Zongming Duan; Xiaojiang Yao; Dongping Xiao; Yongjie Li 002; Liguo Sun (IEICE Electron. Express, 2021)