遥控传输系统中的调制和解调技术  

Modulation and Demodulation Technique of Remote Control Transmission System

作　　者：宋庆华[1] 白书平[1] 刘建农[1] 

机构地区：[1]中国电子科技集团公司第十三研究所,石家庄050051

出　　处：《半导体技术》2005年第4期58-60,共3页Semiconductor Technology

摘　　要：介绍了高稳定锁相调制和高灵敏度的接收解调。对其进行了理论分析,描述了调制速度和锁定时间的确定问题,解调单元中接收灵敏度的提高和静噪电路的设计。High stability PLL-modulator and high sensitivity receiving demodulator are introduced. The theory aspect is analyzed the problem of modulate-speed and lock-time are described in details. The way of advance receiving sensitivity is discussed. and the eliminating noise circuit is also designed.

关 键 词：PLL调制器 调制 解调 静噪电路 接收灵敏度 

分 类 号：TN911.3[电子电信—通信与信息系统]