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一种快速消除多普勒频移对脉压影响的算法

马建林 田巳睿 郭汝江

现代雷达2011,Vol.33Issue(9):53-57,61,6.
现代雷达2011,Vol.33Issue(9):53-57,61,6.

一种快速消除多普勒频移对脉压影响的算法

A Fast Algorithm of Eliminating the Effect on Doppler Frequency Shift on Digital Pulse Compression

马建林 1田巳睿 1郭汝江1

作者信息

  • 1. 南京电子技术研究所, 南京210039
  • 折叠

摘要

Abstract

For the problem of mismatch of pulse compression due to Doppler frequency, a novel fast algorithm of eliminating the effect on Doppler frequency shift on DPC is proposed in this paper. In the algorithm, matched filter coefficients are adaptively generated by addressing in the circulatory linked list consisting of Doppler-free frequency coefficients. Simulation indicates that the SNR-losing with high Doppler frequency can be decreased by this algorithm without additional computing costs and memory space. So this algorithm has a high application value.

关键词

线性调频/数字脉冲压缩/多普勒频移/循环链表

Key words

linear frequency modulation (LFM)/ digital pulse compression (DPC) / Doppler frequency shift/ circulatory linked list

分类

信息技术与安全科学

引用本文复制引用

马建林,田巳睿,郭汝江..一种快速消除多普勒频移对脉压影响的算法[J].现代雷达,2011,33(9):53-57,61,6.

现代雷达

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