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A new method for beat signal denoising in LFMCW systems

  • Zhenghao Wang*
  • , Xi Pan
  • , Chenyong Xiang
  • *此作品的通讯作者
  • Beijing Institute of Technology

科研成果: 书/报告/会议事项章节 › 会议稿件 › 同行评审

摘要

The performance of the high range resolution algorithm newly proposed for the linear frequency modulated continuous wave (LFMCW) radar deteriorates sharply at low signal-to-noise ratio (SNR). The denoising performance of the band pass filter is limited by the variation of the distance between the target and the radar. This study presents a denoising method called the harmonics extraction denoising method using the spectral properties of the beat signal. The zero-padded FFT is taken as the ranging method to examine the performance of the method in the Monte Carlo simulation. The results show that the method can improve the performance of the high range resolution algorithm at low SNR and its denoising performance will not be effected by the variation of the distance between the target and the radar.

源语言英语
主期刊名ICSP 2012 - 2012 11th International Conference on Signal Processing, Proceedings
出版商Institute of Electrical and Electronics Engineers Inc.
页1967-1970
页数4
ISBN(印刷版)9781467321945
DOI
出版状态已出版 - 2012
已对外发布是
活动11th International Conference on Signal Processing, ICSP 2012 - Beijing, 中国
期限: 21 10月 2012 → 25 10月 2012

丛书

姓名International Conference on Signal Processing Proceedings, ICSP
卷3
ISSN(印刷版)2164-5221
ISSN(电子版)2164-523X

会议

会议11th International Conference on Signal Processing, ICSP 2012
国家/地区中国
市Beijing
时期21/10/12 → 25/10/12

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