Effects of Channel Estimation Error and Nonlinear HPA on the Performance of OFDM in Rayleigh Channels with Application to 802.11n WLAN. - David W. Chi; Mishal Al-Gharabally; Pankaj Das (WCNC, 2008)

Effect of Nonlinear Amplifier in Companded OFDM with Application to 802.11n WLAN. - David W. Chi; Pankaj Das (GLOBECOM, 2009)

Subcarrier based threshold performance enhancement in Constant Envelope OFDM. - Ahsen U. Ahmed; Steve C. Thompson; David W. Chi; James R. Zeidler (MILCOM, 2012)

BER Performance of Polar Coded OFDM in Multipath Fading. - David R. Wasserman; Ahsen U. Ahmed; David W. Chi (CoRR, 2016)