A computationally-efficient PWM technique for digital class-D amplifiers. - Chih-Min Chang; Jieh-Tsorng Wu (ISCAS, 2016)

A 95-dBA DR Digital Audio Class-D Amplifier Using a Calibrated Digital-to-Pulse Converter. - Chih-Min Chang; Jieh-Tsorng Wu (IEEE Trans. Circuits Syst. I Regul. Pap., 2017)