Performance of N-tone sigma-delta modulators for UWB-OFDM. - Kai-Chuan Chang; Gerald E. Sobelman; Ebrahim Saberinia; Ahmed H. Tewfik (ICC, 2004)

Analysis of higher-order N-tone sigma-delta modulators for ultra wideband communications. - Kai-Chuan Chang; Gerald E. Sobelman; Ebrahim Saberinia; Ahmed H. Tewfik (ISCAS (4), 2004)

FPGA-Based Design of a Pulsed-OFDM System. - Kai-Chuan Chang; Gerald E. Sobelman (APCCAS, 2006)

Noise Model Analysis of Optimized Mixed-Radix Structures for Pulsed OFDM. - Kai-Chuan Chang; Gerald E. Sobelman (GLOBECOM, 2006)