Highly Efficient RF Transmitter Over Broad Average Power Range Using Multilevel Envelope-Tracking Power Amplifier.
Jooseung KimDongsu KimYunsung ChoDaehyun KangByungjoon ParkKyunghoon MoonSeungbeom KooBumman KimPublished in: IEEE Trans. Circuits Syst. I Regul. Pap. (2015)