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实现离散Hilbert变换所需阶数的分析

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2016-06-15

Journal: 电气电子教学学报

Volume: 38

Issue: 3

Page Number: 25-27

ISSN: 1008-0686

Key Words: Hilbert变换;数字信号处理

Abstract: 连续信号与离散信号的Hilbert变换之间存在偏差,不利于学生理解。本文从理论上分析了信号的最高频率、采样频率、想要达到的信噪比与离散Hilbert变换项数之间的关系,给出了离散Hilbert变换的特性及适用于实验的项数确定依据。数值仿真表明了相关结论的正确性。

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