9.5 efficient digital quadrature transmitter based on IQ cell sharing. - Hadong Jin; Dongsu Kim; Sangsu Jin; Hankyu Lee; Kyunghoon Moon; Huijung Kim; Bumman Kim (ISSCC, 2015)

Highly Efficient RF Transmitter Over Broad Average Power Range Using Multilevel Envelope-Tracking Power Amplifier. - Jooseung Kim; Dongsu Kim; Yunsung Cho; Daehyun Kang; Byungjoon Park; Kyunghoon Moon; Seungbeom Koo; Bumman Kim (IEEE Trans. Circuits Syst. I Regul. Pap., 2015)