通信行业中的扩频通信技术使用广泛，该文档主要介绍有关扩频通信的相关知识。-communication sectors of the use of spread-spectrum communication technology widely, the document introduces the spread spectrum communication related knowledge.

码分多址是以扩频通信为基础的一种调制和多址方式。-CDMA is a spread spectrum communication-based modulation and multiple access.

分析了在超宽带通信系统中的扩频干扰，并用两种通用的调制技术实现了对提出的抗干扰方法的仿真-he ultra wideband (UWB) interference to direct sequence spread spectrum (DSSS) receiver is analyzed. Two popular UWB modulation schemes, the time hopping pulse position modulat

混合扩频技术在水声通信中的应用研究这一研究内容是水声通信里面较新的研究热点。-Hybrid spread spectrum technology applied in acoustic communication