The following publications are possibly variants of this publication:
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- Dynamic power efficiency improvement for PWM class-D amplifierChun-Wei Lin, Bing-Shiun Hsieh. ieiceee, 10(6):20130073, 2013. [doi]
- Class-D Audio Amplifier Using 1-Bit Fourth-Order Delta-Sigma ModulationKyoungsik Kang, Jeongjin Roh, Youngkil Choi, Hyungdong Roh, Hyunsuk Nam, Songjun Lee. tcas, 55-II(8):728-732, 2008. [doi]