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Moving target indication enhancement in FMCW SAR using deramped randomized stepped-frequency signals. / Meta, Adriano; Hoogeboom, Peter; Ligthart, Leo P.

Proceedings - 2006 International Waveform Diversity and Design Conference, WDD 2006. Vol. 2018-January Piscataway, NJ : IEEE, 2018. p. 1-8.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Harvard

Meta, A, Hoogeboom, P & Ligthart, LP 2018, Moving target indication enhancement in FMCW SAR using deramped randomized stepped-frequency signals. in Proceedings - 2006 International Waveform Diversity and Design Conference, WDD 2006. vol. 2018-January, IEEE, Piscataway, NJ, pp. 1-8, 2nd International Waveform Diversity and Design Conference, WDD 2006, Lihue, United States, 22/01/06. https://doi.org/10.1109/WDD.2006.8321472

APA

Meta, A., Hoogeboom, P., & Ligthart, L. P. (2018). Moving target indication enhancement in FMCW SAR using deramped randomized stepped-frequency signals. In Proceedings - 2006 International Waveform Diversity and Design Conference, WDD 2006 (Vol. 2018-January, pp. 1-8). Piscataway, NJ: IEEE. https://doi.org/10.1109/WDD.2006.8321472

Vancouver

Meta A, Hoogeboom P, Ligthart LP. Moving target indication enhancement in FMCW SAR using deramped randomized stepped-frequency signals. In Proceedings - 2006 International Waveform Diversity and Design Conference, WDD 2006. Vol. 2018-January. Piscataway, NJ: IEEE. 2018. p. 1-8 https://doi.org/10.1109/WDD.2006.8321472

Author

Meta, Adriano ; Hoogeboom, Peter ; Ligthart, Leo P. / Moving target indication enhancement in FMCW SAR using deramped randomized stepped-frequency signals. Proceedings - 2006 International Waveform Diversity and Design Conference, WDD 2006. Vol. 2018-January Piscataway, NJ : IEEE, 2018. pp. 1-8

BibTeX

@inproceedings{b6fd20e742c44881890fe23131372269,
title = "Moving target indication enhancement in FMCW SAR using deramped randomized stepped-frequency signals",
abstract = "A new technique to enhance the indication of moving targets is proposed, which makes use of randomized Stepped Frequency Continuous Wave (SFCW) modulations, where the frequency order is changed from pulse to pulse. This kind of signals gives the possibility to discriminate target responses whose Doppler spectrum is folded back into the clutter region. The discrimination is performed directly during the range compression, so avoiding spectrum aliasing in the Doppler domain. For the range compression, the deramping technique, commonly used with linear SFCW, is extended to the case of non linear stepped modulations. In this way, the sampling constraints can be relaxed also when using randomized SFCW signals, allowing the same sampling frequency as with deramped linear SFCW, and reducing therefore the system complexity. Compared to linear modulations, randomized SFCW signals give also the advantage to suppress range ambiguities and therefore the capability to look at further range.",
keywords = "Frequency modulation, Synthetic aperture radar, Doppler effect, Delay effects, Radar imaging",
author = "Adriano Meta and Peter Hoogeboom and Ligthart, {Leo P.}",
year = "2018",
doi = "10.1109/WDD.2006.8321472",
language = "English",
volume = "2018-January",
pages = "1--8",
booktitle = "Proceedings - 2006 International Waveform Diversity and Design Conference, WDD 2006",
publisher = "IEEE",
address = "United States",

}

RIS

TY - GEN

T1 - Moving target indication enhancement in FMCW SAR using deramped randomized stepped-frequency signals

AU - Meta, Adriano

AU - Hoogeboom, Peter

AU - Ligthart, Leo P.

PY - 2018

Y1 - 2018

N2 - A new technique to enhance the indication of moving targets is proposed, which makes use of randomized Stepped Frequency Continuous Wave (SFCW) modulations, where the frequency order is changed from pulse to pulse. This kind of signals gives the possibility to discriminate target responses whose Doppler spectrum is folded back into the clutter region. The discrimination is performed directly during the range compression, so avoiding spectrum aliasing in the Doppler domain. For the range compression, the deramping technique, commonly used with linear SFCW, is extended to the case of non linear stepped modulations. In this way, the sampling constraints can be relaxed also when using randomized SFCW signals, allowing the same sampling frequency as with deramped linear SFCW, and reducing therefore the system complexity. Compared to linear modulations, randomized SFCW signals give also the advantage to suppress range ambiguities and therefore the capability to look at further range.

AB - A new technique to enhance the indication of moving targets is proposed, which makes use of randomized Stepped Frequency Continuous Wave (SFCW) modulations, where the frequency order is changed from pulse to pulse. This kind of signals gives the possibility to discriminate target responses whose Doppler spectrum is folded back into the clutter region. The discrimination is performed directly during the range compression, so avoiding spectrum aliasing in the Doppler domain. For the range compression, the deramping technique, commonly used with linear SFCW, is extended to the case of non linear stepped modulations. In this way, the sampling constraints can be relaxed also when using randomized SFCW signals, allowing the same sampling frequency as with deramped linear SFCW, and reducing therefore the system complexity. Compared to linear modulations, randomized SFCW signals give also the advantage to suppress range ambiguities and therefore the capability to look at further range.

KW - Frequency modulation

KW - Synthetic aperture radar

KW - Doppler effect

KW - Delay effects

KW - Radar imaging

UR - http://www.scopus.com/inward/record.url?scp=84950124136&partnerID=8YFLogxK

U2 - 10.1109/WDD.2006.8321472

DO - 10.1109/WDD.2006.8321472

M3 - Conference contribution

VL - 2018-January

SP - 1

EP - 8

BT - Proceedings - 2006 International Waveform Diversity and Design Conference, WDD 2006

PB - IEEE

CY - Piscataway, NJ

ER -

ID: 46749672