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脉冲压缩雷达距离多普勒耦合对测距影响分析

胡红军

现代雷达2011,Vol.33Issue(12):47-50,4.
现代雷达2011,Vol.33Issue(12):47-50,4.

脉冲压缩雷达距离多普勒耦合对测距影响分析

Range Error Analysis of Range-Doppler Coupling Effect to LFM Radar

胡红军1

作者信息

  • 1. 西北工业大学航天学院, 西安710072
  • 折叠

摘要

Abstract

Hie mechanism about range-Doppler coupling effect based on time and spectrum characteristic to LFM matched filter is analyzed in this paper. When a LFM pulse passed through the matched filter, the output signal is compressed and delayed. An ranging error correction model is proposed because of range-Doppler coupling effect. After space target distance-measuring data analyzing and computer simulating, the actual result of this new error correction model of LFM range measure is certificated as the conclusion of this paper. The issues matched filter compression delay time, the variety of Doppler frequency which is input matched filter network, positive or negative slope LFM ranging error correction etc should pay more attention to in engineering application is also mentioned here.

关键词

线性调频脉冲/脉冲压缩/距离多普勒耦合

Key words

liner frequency modulate pulse/ pulse compression/ range-Doppler coupling effect

分类

信息技术与安全科学

引用本文复制引用

胡红军..脉冲压缩雷达距离多普勒耦合对测距影响分析[J].现代雷达,2011,33(12):47-50,4.

现代雷达

OA北大核心CSCDCSTPCD

1004-7859

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