By year

Yi Wu, Zhisheng Niu, Junli Zheng, Tamio Saito, Adaptive Multipath Fading Prediction on Raileigh Channels, Proc. IEEE ICCCAS, pp.267-271, July 2002, China.
Zhisheng Niu, Xiang Duan, Tao Shu, Junli Zheng, A Hierarchical Power Control Scheme in CDMA Systems, in Proc. International Conference on Infotech and Infonet, 2001 (ICII'2001), v2, pp. 943--948, Nov. 2001, Beijing, China
Zhisheng Niu, Li Zhang, Zhihua Wang, Ming Han, Zhenghe Feng, Zhixing Yang, Youshou Wu, A Demonstration of Broadband Integrated Information Systems based on the High Altitude Platform System in China, Proc. The Fourth International Symposium on Wireless Personal Multimedia Communications, pp. 501-506, 09-12th September 2001, Aalborg, Denmark.
Zhisheng Niu, Song Liu, Stephane Vollet, Zhixing Yang, Youshou Wu, An Integrated ATM System Based on High Altitude Platforms (HAPs), ATM Interact Symposium 2001, pp.243-251, 22-24th August 2001, New Delhi, India.