说明：  基于DSP 的扩频通信系统,本文介绍了基于DSP 的高速扩频通信系统的构成，详细讨论了系统构成中的关键技术问题，并给出了具 体解决方案。
(DSP-based spread-spectrum communication system, the paper introduced a DSP-based high-speed spread spectrum communications system component, detailed discussion of the system constitutes the key technical issues, and given a specific solution.)