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基于Chirp-Z变换的低阶等效系统抗噪性研究

支真莉 方自力

航空科学技术Issue(1):61-65,5.
航空科学技术Issue(1):61-65,5.

基于Chirp-Z变换的低阶等效系统抗噪性研究

Research on Low-order Equivalent System Noise Resistance Based on Chirp-Z Transform

支真莉 1方自力1

作者信息

  • 1. 中国飞行试验研究院,陕西 西安 710089
  • 折叠

摘要

Abstract

Low-order frequency domain equivalent system based on the Chirp-Z transform method was adopted to matching calculate the aircraft response that joined the different proportions of white noise, the results were compared with matching result without noise, the noise resistance characteristic and the inlfuence of white noise based on this method were analyzed.

关键词

白噪声/功率谱密度/Chirp-Z变换/低阶等效系统

Key words

white noise/power spectral density/chirp-Z transtorm/low-order equiralent system

分类

航空航天

引用本文复制引用

支真莉,方自力..基于Chirp-Z变换的低阶等效系统抗噪性研究[J].航空科学技术,2016,(1):61-65,5.

航空科学技术

1007-5453

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