Efficient Discrete-Time Bandpass Sigma-Delta Modulator and Digital I/Q Demodulator for Multistandard Wireless Applications. - Chanyong Jeong; Yonghwan Kim; Soo-Won Kim (IEEE Trans. Consumer Electron., 2008)

Two-stage digital I/Q demodulator employing a reconfigurable 16-phase down-mixing technique. - Chanyong Jeong; Young-Jae Min; Soo-Won Kim (IEICE Electron. Express, 2010)