Dr. Trygve Sparr Profile

Dr. Trygve Sparr

Senior Scientist at Norwegian Defence Research Est

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Publications (4)

Proceedings Article | 1 April 2003 Paper

Analysis of phase modulation caused by target motion in SAR images

Trygve Sparr, Bard Krane

Proceedings Volume 5102, (2003) https://doi.org/10.1117/12.486022

KEYWORDS: Reflectors, Time-frequency analysis, Synthetic aperture radar, Signal to noise ratio, Radar, Phase modulation, Doppler effect, Phase shift keying, Modulation, Linear filtering

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Proceedings Article | 7 March 2003 Paper

Oscillating targets in airborne SAR images

Trygve Sparr, Bard Krane

Proceedings Volume 4883, (2003) https://doi.org/10.1117/12.463162

KEYWORDS: Synthetic aperture radar, Reflectors, Time-frequency analysis, Doppler effect, Phase shift keying, Phase modulation, Image processing, Radar, Antennas, Modulation

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Proceedings Article | 8 March 2002 Paper

Comparison of quadratic time-frequency methods applied to ISAR imaging of aircraft

Trygve Sparr

Proceedings Volume 4738, (2002) https://doi.org/10.1117/12.458740

KEYWORDS: Time-frequency analysis, Doppler effect, Radar, Reflectors, Scattering, Radar imaging, Smoothing, Signal processing, Synthetic aperture radar, Image processing

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Proceedings Article | 26 March 2001 Paper

Time-frequency techniques applied to ISAR imaging of aircraft

Trygve Sparr

Proceedings Volume 4391, (2001) https://doi.org/10.1117/12.421214

KEYWORDS: Doppler effect, Time-frequency analysis, Radar, Image processing, Radar imaging, Motion models, Systems modeling, 3D modeling, 3D acquisition, Imaging systems

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