Akira Yasuda, Takashi Kimura, Koichiro Ochiai, Toshihiko Hamasaki. A class-D amplifier using a spectrum shaping technique [audio power amplifier]. In Proceedings of the IEEE 2004 Custom Integrated Circuits Conference, CICC 2004, Orlando, FL, USA, October 2004. pages 173-176, IEEE, 2004. [doi]
Abstract is missing.