Azimuth phase center adaptation on transmit for high-resolution wide-swath SAR imaging

IEEE Geoscience and Remote Sensing Letters

Volumn 6, Issue 4, 2009, Pages 782-786

  Gebert, Nicolas ^a   Krieger, Gerhard ^a  

^a GERMAN AEROSPACE CENTER DLR   (Germany)

Author keywords

Digital beamforming (DBF) on receive; High resolution wide swath synthetic aperture radar (SAR); Optimized multichannel azimuth processing; Phase center adaptation

Indexed keywords

ADAPTIVE ADJUSTMENT; ADDITIONAL SAMPLES; DEGRADED PERFORMANCE; DIGITAL BEAMFORMING (DBF) ON RECEIVE; FUNDAMENTAL LIMITATIONS; HIGH RESOLUTION; HIGH-RESOLUTION WIDE-SWATH SYNTHETIC APERTURE RADAR (SAR); MULTI-CHANNEL; MULTICHANNEL PROCESSING; MULTIPLE APERTURES; MULTIPLE-INPUT-MULTIPLE-OUTPUT; NONUNIFORM; OPTIMIZED MULTICHANNEL AZIMUTH PROCESSING; PHASE CENTER; PHASE CENTER ADAPTATION; PULSE REPETITION FREQUENCIES; RECONSTRUCTION ALGORITHMS; SAR IMAGING; TRANSMIT ANTENNA; TRANSMITTED PULSE;

BEAMFORMING; IMAGE CLASSIFICATION; IMAGING SYSTEMS; MULTIPLEXING; PHOTOACOUSTIC EFFECT; RADAR; RADAR ANTENNAS; RADAR IMAGING; SYNTHETIC APERTURE RADAR;

SYNTHETIC APERTURES;

EID: 70350345838     PISSN: 1545598X     EISSN: None     Source Type: Journal    
DOI: 10.1109/LGRS.2009.2025245     Document Type: Article

References (6)

1. J. Curlander and R. McDonough, Synthetic Aperture Radar-Systems and Signal Processing. Hoboken, NJ: Wiley, 1991.
2. G. Krieger, N. Gebert, and A. Moreira, "Unambiguous SAR signal reconstruction from nonuniform displaced phase center sampling," IEEE Geosci. Remote Sens. Lett., vol.1, no.4, pp. 260-264, Oct. 2004.
3. N. Gebert, G. Krieger, and A. Moreira, "Digital beamforming on receive: Techniques and optimization strategies for high-resolution wide-swath SAR imaging," IEEE Trans. Aerosp. Electron. Syst., vol.45, no.2, pp. 564- 592, Apr. 2009.
4. G. Krieger, N. Gebert, and A. Moreira, "Hochauflösendes Synthetik- Apertur-Seitensicht-Radarsystem mittels Digital Beamforming," German Patent No. DE 10 2006 022 814.6 / European Patent No. EP 2007 / 003921, Nov. 15, 2007.
5. G. Krieger, N. Gebert, and A. Moreira, "Multidimensional waveform encoding: A new digital beamforming technique for synthetic aperture radar remote sensing," IEEE Trans. Geosci. Remote Sens., vol.46, no.1, pp. 31- 46, Jan. 2008.
6. G. Krieger, N. Gebert, M. Younis, and A. Moreira, "Advanced synthetic aperture radar based on digital beamforming and waveform diversity," in Proc. IEEE RadarCon, Rome, Italy, May 2008, pp. 1-6.