access icon free Doppler filtering approach to reduce the effect of in-band interference in FMCW propagation data

This Letter proposes a method to reduce the effect of in-band interference in average power delay profiles obtained from frequency modulated continuous wave (FMCW) radio propagation data. The method is based on filtering the detector output in the Doppler domain. Results show that the Doppler filtering can be effective.

Inspec keywords: FM radar; radiofrequency interference; Doppler radar; CW radar; filtering theory; radiowave propagation

Other keywords: FMCW propagation data; Doppler filtering approach; frequency modulated continuous wave radio propagation data; in-band interference; average power delay profiles; Doppler domain

Subjects: Radar equipment, systems and applications; Electromagnetic compatibility and interference; Filtering methods in signal processing; Radiowave propagation

References

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      • 4. Liu, Z., Su, H., Hu, Q.: ‘Radio frequency interference cancelation for skywave over-the-horizon radar’, IEEE Geosci. Remote Sens. Lett., 2016, 13, (3), pp. 304308, doi: 10.1109/LGRS.2015.2503358.
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http://iet.metastore.ingenta.com/content/journals/10.1049/el.2019.3421
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