【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。更多还原

【Abstract】 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.更多还原