SCDMA在“村通工程”中的推广与应用

The Promotion and Application of SCDMA in Rural Communication

SCDMA 400 M是信威公司根据农村通信的特点专门设计生产的SCDMA无线接入通信系统。目前,该系统已得到中国电信、中国网通、中国联通、中国移动、中国铁通以及部分油田专网通信运营商的规模应用,作为国家“村通工程”的首推技术,为国家到2005年实现97％村通率的目标作出了巨大贡献。分别介绍了SCDMA 400 M系统用于农村通信的优势、典型组网模式及 SCDMA的演进和后续技术。

According to the characteristics of rural communication, Beijing Xinwei Telecom Technology Inc has designed and produced a SCDMA wireless access communication system- SCDMA 400 M. Presently, this system has widely implemented by the communication carriers such as China Telecom, China Netcom, China Unieom, China Mobile, China Tietong and some of the private network operators for oil field. As a primary technology in national ＂Rural communication＂, it has made a great contribution in helping China realize the village coverage rate of 97% in 2005. This article introduces the advantages of SCDMA 400 M system for rural communication, the typical networking modes, and the evolution the successive technologies of SCDMA.