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CDMA是英文Code DivisionMultiple Access的缩写,直译为码分多址,是一种以扩频通信为基础的载波调制和多址接入技术。CDMA最早的标准是由美国高通公司提出来的,并于1990年7月31号公布发表,现在主要使用地区及国家有韩国、日本、美国等,我国也开始使用这一移动通信技术标准。CDM
CDMA is an acronym for English Code Division Multiple Access, literal code-division multiple access, is a spread spectrum communication-based carrier modulation and multiple access technology. The earliest standard of CDMA was put forward by Qualcomm and published on July 31, 1990. At present, the main areas and countries of use are Korea, Japan and the United States. China has also started to use this standard of mobile communication. CDM