Articles with "phase bias" as a keyword



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All-polarization-maintaining linear fiber laser mode-locked by nonlinear polarization evolution with phase bias

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Published in 2021 at "Optics and Laser Technology"

DOI: 10.1016/j.optlastec.2021.107160

Abstract: Abstract We report on a novel architecture for robust all polarization-maintaining (PM) femtosecond linear fiber lasers mode-locked by nonlinear polarization evolution (NPE) with phase bias. Due to a non-reciprocal phase shift, the reflectivity of the… read more here.

Keywords: linear fiber; laser; polarization; phase ... See more keywords
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A novel phase bias estimation method for multichannel HRWS SAR system in azimuth based on RDS analysis

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Published in 2020 at "Remote Sensing Letters"

DOI: 10.1080/2150704x.2020.1841320

Abstract: ABSTRACT Multichannel synthetic aperture radar (SAR) systems in azimuth can realize high-resolution and wide-swath (HRWS) imaging, which has attracted intensive research interests. The azimuth ambiguities caused by non-uniform sampling can be suppressed by digital beamforming… read more here.

Keywords: sar; hrws sar; phase bias; sar system ... See more keywords
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Phase Bias Estimation and Imaging for High-Squint Multichannel SAR in Azimuth

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Published in 2023 at "IEEE Geoscience and Remote Sensing Letters"

DOI: 10.1109/lgrs.2023.3254898

Abstract: High-squint multichannel synthetic aperture radar (SAR) in azimuth can overcome the constraint of minimum antenna area in the traditional single-channel classical SAR system, and thereby it would be much more flexible to achieve high-resolution and… read more here.

Keywords: squint; phase bias; squint multichannel; multichannel sar ... See more keywords