Yingming Tsai, Guodong Zhang, Xiaodong Wang. Variable spreading factor orthogonal polyphase codes for constant envelope OFDM-CDMA system. In IEEE Wireless Communications and Networking Conference, WCNC 2006, 3-6 April 2006, Las Vegas, Nevada, USA. pages 1396-1401, IEEE, 2006. [doi]
Abstract is missing.