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分数倒谱及其在盲chirp信号处理中的应用

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Indexed by:期刊论文

Date of Publication:2005-08-30

Journal:信号处理

Included Journals:PKU、ISTIC、CSCD

Volume:21

Issue:4

Page Number:327-330

ISSN No.:1003-0530

Key Words:分数阶傅立叶变换;倒谱;chirp信号

Abstract:分数阶傅立叶变换可以看作是傅立叶变换的推广,在回顾实倒谱有关理论基础上,给出基于分数阶傅立叶变换的倒谱--分数倒谱.同时也讨论了分数倒谱在盲chirp信号处理中的应用.仿真实验验证,即使在很低信噪比下,相关算法仍能有效工作.

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