鉴于此，对TD - SCDMA分布式基站的优势和系统设计作了描述，并对基于软件无线电技术的分布式基站射频拉远单元的设计结构和数据的速率做了重点论述。

The advantages and system design of the distributed base station is discussed in this paper. The structure design and RRU rate in RRU based on the software radio technology are emphasized.

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