差分运算在数字调制制式识别中的应用  

Application of Difference Algorithm Applied in Modulation Recognition of Digital Signals

作　　者：陶海平[1] 杨翠娥[1] 

机构地区：[1]哈尔滨工程大学信通学院,黑龙江哈尔滨150001

出　　处：《现代电子技术》2005年第15期1-3,共3页Modern Electronics Technique

基　　金：哈尔滨工程大学基础研究资助项目 (HEUF0 4 1 0 2 )

摘　　要：随着数字通信技术的发展,数字信号调制制式的识别成为近年来的研究热点,本文将差分运算应用到数字调制制式的自动识别当中,设计了一种新的算法,能够成功识别2 A SK,4ASK,2 FSK,4F SK及2 PSK五种信号。仿真结果表明,该算法具有较高的识别率。With the development of digital communication technology,modulation recognition of digital signals becomes the hot spot of study.In this paper,difference algorithm is applied in modulation recognition of digital signals and a new algorithm is designed.The 2ASK,4ASK,2FSK,4FSK and 2PSK are classified successfully and implemented with computer simulation.The results are given to show the accuracy of the algorithm.

关 键 词：调制识别 差分运算 瞬时幅度 数字通信技术 

分 类 号：TN911.3[电子电信—通信与信息系统]