An N/4 Circular Shift-Invariant Power Spectrum on Sequency

Hu Zheng-ming

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An N/4 Circular Shift-Invariant Power Spectrum on Sequency

更新时间：2025-12-08

- An N/4 Circular Shift-Invariant Power Spectrum on Sequency
- Acta Electronica Sinica Issue 1, Pages: 53-57(1984)
- 作者机构：
  
  北京邮电学院
- 作者简介：
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- Published：1984
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[1]胡正名.N/4循环移位列率功率谱不变性[J].电子学报,1984(01):53-57.

Hu Zheng-ming. An N/4 Circular Shift-Invariant Power Spectrum on Sequency[J]. Acta Electronica Sinica, 1984, (1): 53-57.
[1]胡正名.N/4循环移位列率功率谱不变性[J].电子学报,1984(01):53-57. DOI：

Hu Zheng-ming. An N/4 Circular Shift-Invariant Power Spectrum on Sequency[J]. Acta Electronica Sinica, 1984, (1): 53-57. DOI：

摘要

本文证明了N=2

周期信号循环移N/4、2N/4、3N/4位

其列率功率谱是不变的。还找出了N=2

离散Hadamard编号Walsh函数循环移2

（x∈{0

…

p}）位的一般表达式。

Abstract

N/4

2N/4 and 3N/4 circular shift-invariant power spectrums on sequency for a periodic sequences of N = 2p are proved. A generalized expression on all possible values of 2x （x∈{0

…p}） circular shifts of discrete Walsh function with Hadamard order for N = 2P is proposed.

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