摘要
本文研究π-TFSK 相移时频信号的复包络自相关函数。首先,给出了信号的复数包络形区及其复数等效低域包络线;其次,介绍了复包络自相关函数的计算方法;最后,推出了信号的复包络自相关函数。
This paper mainly discusses the Auto Correlation of π TFSK Time Frequency Signal.firstly,the signal’s complex envelopes formulas and diagrams are given;then,the mathematical methods for calculating the Auto correlation of complex envelope signals are introduced;And finally,the Auto Correlation of complex envelope signals are deduced.
出处
《南昌航空工业学院学报》
CAS
1999年第3期25-31,共7页
Journal of Nanchang Institute of Aeronautical Technology(Natural Science Edition)
基金
航空科学基金资助
关键词
自相关函数
π-TFSK信号
相移时频调制
Auto Correlation
π TFSK
Time Frequency Phase Modulation
Complex Nenvelope
Metod of Calculation.