Wei Tai, Hongtao Xu, Ashoke Ravi, Hasnain Lakdawala, Ofir B. Degani, L. Richard Carley, Yorgos Palaskas. A Transformer-Combined 31.5 dBm Outphasing Power Amplifier in 45 nm LP CMOS With Dynamic Power Control for Back-Off Power Efficiency Enhancement. J. Solid-State Circuits, 47(7):1646-1658, 2012. [doi]
Abstract is missing.