精选优质文档-倾情为你奉上外文原文Code division multiple accessCode division multiple access (CDMA) is a used by various radio communication technologies. It should not be confused with the called , (the evolution of cdmaOne) and (the 3G standard used by carriers), which are often referred to as simply CDMA, and use CDMA as an underlying channel access method.One of the concepts in data communication is the idea of allowing several transmitters to send information simultaneously over a single c
