A NEW SCHEME FOR THE CODED SSMA SYSTEM  

作　　者：张清 毕光国 

出　　处：《Journal of Southeast University(English Edition)》1994年第2期51-58,共8页东南大学学报（英文版）

摘　　要：ＡＮＥＷＳＣＨＥＭＥＦＯＲＴＨＥＣＯＤＥＤＳＳＭＡＳＹＳＴＥＭＺｈａｎｇＱｉｎｇ（张清）ＢｉＧｕａｎｇｇｕｏ（毕光国）（ＤｅｐａｒｔｍｅｎｔｏｆＲａｄｉｏＥｎｇｉｎｅｅｒｉｎｇ）ＡＮＥＷＳＣＨＥＭＥＦＯＲＴＨＥＣＯＤＥＤＳＳＭＡＳＹＳＴＥＭ￥Ｚｈａｎ...A new scheme for the coded spread spectrum multiple access (SSMA)systems is presented.The new scheme empluys a four-dimensional modulation whichcombines the FSK and PSK niodulations.The correspunding receiver structure is dis-cussed and a realization method is given.The bandwidth expansion and performancecomparisons show that the scheme presented here is more attractive over the codedMPSK SSMA systems.

关 键 词：Trellis-coded MODULATION frequency/phase MODULATION spreadspectrum multiple ACCESS 

分 类 号：TP332.3[自动化与计算机技术—计算机系统结构]