短波通信实时选频技术研究及其实现  

Research and Realizing of Real Time Frequency Selection of Shortwave Communication

作　　者：张春艳[1] 徐开军[1] 王书旺[1] 邢华刚[1] 

机构地区：[1]南京信息职业技术学院电子信息学院

出　　处：《电子世界》2012年第19期18-19,共2页Electronics World

摘　　要：短波通信实时选频技术是针对短波信道的缺陷而发展起来的频率自适应技术。文章针对短波通信数字接收系统,分析了系统的关键技术和总体结构设计,从选频算法的原理到与短波差分跳频系统的结合应用,详尽阐述了实时选频技术方案,该方案能使系统在通信前快速确定质量优良的通信频点。最后通过仿真实验来验证该方法的有效性。High frequency(HF)real time frequency selection(RTFS)is a kind of frequency adaptive technology which is to improve the shortcomings of HF channel.In this paper,the key technology and structure scheme of HF communications system is analyzed.Herein fully addressed the solution of RTFS from the theory of the algorithm to the combination with the differential frequency hopping communication system.This solution could help the communication system establish the high quality HF communication link quickly.Simulation and test are realized to verify the effectiveness of the method in the end.

关 键 词：短波通信 频段 预选频 实时选频 数字信号处理器 

分 类 号：TN92[电子电信—通信与信息系统]