By year

Xiang Duan, Xiyan Ma, Zhisheng Niu, Junli Zheng, Analysis of Wireless Transmission Efficiency and Its Application: Efficiency-Based Adaptive Coding, Proc. IEEE 14th Int. Symposium Personal, Indoor and Mobile Radio Commun. (PIMRC'2003), Sept. 2003, Beijing, China.
Yi Wu, Zhisheng Niu, Junli Zheng, Tamio Saito, A Delay NAK Retransmission Scheme Based on Channel State for Mobile Multimedia Communications, Proc. of IEEE Vehicular Technology Conference (VTC2003-Spring), April 2003.
Yi Wu, Zhisheng Niu, Junli Zheng, Tamio Saito, Unbiased Prediction Model for Frequency Non-Selective Fading Channels, Proc. Asia-Pacific Conference on Communications, Sept. 2002, Indonesia.