基于PN扩展序列的CDMA多用户检测三种算法仿真：CDMA multiuser detection algorithms based on PN sequencce

基于PN序列的同步仿真链路,收端算法为接受序列与本地序列求滑动相关,-Simulation based on PN sequence synchronization of link, and receiving algorithm for sequence related to the local sequence and sliding,