A closed caption TV microcontroller. - Ekachai Leelarasmee; Kanitpong Pengwon (ASP-DAC, 2004)

A Compact Design of a Low Frequency Quadrature DDFS with Low Distortion Using Analog Shapers. - Kanitpong Pengwon; Ekachai Leelarasmee (IEICE Trans. Commun., 2011)