通信理论;
In this paper, first, the basic theory and characteristics of spread spectrum communications was introduced.
本文首先介绍了扩频通信的基本理论及其特点,研究了扩频通信系统的基本模型.
In communication technology and the design of communications system, information theory has been enormously successful.
在通信技术和传播系统的设计中, 信息论取得了巨大的成功.
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