复接入，B/W双用户使用直接扩频序列 ％ >>>multiple access b/w 2 users using DS CDMA ％ >>>format is : cdmamodem(user1,user2,snr_in_dbs) ％ >>>user1 and user2 are vectors and they should be of equal length ％ >>>e.g. user1=[1 0

2个用户的DS CDMA ，2个用户长度必须相等-multiple access b/w 2 users using DS CDMA user1 and user2 are vectors and they should be of equal length

performance study high data rates modulation techniques of W-CDMA in multipath fading channel