一种突发DQPSK-DSSS信号解调方法  

A demodulation method of burst DQPSK-DSSS signal

作　　者：李楠[1] 纪恺悦 王天雄 田资 LI nan;JI KaiYue;WANG Tianxiong;TIAN Zi(The 54th Research Institute of CETC,ShijiazhuangHebei 050081,China)

机构地区：[1]中国电子科技集团公司第五十四研究所,河北石家庄050081

出　　处：《长江信息通信》2023年第3期82-84,共3页Changjiang Information & Communications

摘　　要：为了解决通信测控系统可靠性通信的问题,提出了一种将直接序列扩频和DQPSK相结合的通信方法。文章通过对突发信号的捕获、DQPSK解调两方面仿真和分析,验证了算法的性能。文章通过Vivado等工具进行了基于FPGA的硬件代码开发,在工程中实测,验证了算法的可行性,该方法具有很高的应用前景。Aiming at the problem of reliable transmission in communication system for tracking,telementry and command,a kind ofDQPSK-DSSS communication method is proposed.The acquisition ofburst signal、DQPSK demodulation,which verifies the performace of this algorithm.We designs and implements the DQPSK-DSSS hardware codeusing Vivado based on FPGA.The reliability is verified by testing of the engineering system.This algorithm has high application prospect.

关 键 词：直接序列扩频 突发信号捕获 DQPSK解调 

分 类 号：TN912[电子电信—通信与信息系统]