A 2W, 92% efficiency and 0.01% THD+N class-D audio power amplifier for mobile applications, based on the novel SCOM architecture. - Soo-Hyoung Lee; Jae-Young Shin; Ho-Young Lee; Ho-Jin Park; Kristian L. Lund; Karsten Nielsen; Jae-Whui Kim (CICC, 2004)