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Explore the innovative GISMO Radar Processor and Results in this comprehensive review. Learn about Interferometry, Processor Raw data, GPS data, and more.
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GISMO Radar Review GISMO Processor and Results August 7, 2007
GISMO Interferometry Processor Raw data GPS data Motion data Accelerometer data Calibration data Range compressed data (channel, waveform) Preprocessor Range compressor Range reference functions Waveform combiner SLC image archive Azimuth compressor with back-projection and ray bending InSAR processor: with registration & Interferogram generation Ice density profile Base intensity & topography archives in SCH and PS geometry GISMO processing: Multi-channel/looking Left/right separation Surface clutter cancellation Interferogram flattening Post InSAR processor: Interferogram filtering Phase unwrapping Topography Estimation and Orthorectification
GISMO Tomography Processor Raw data GPS data Motion data Accelerometer data Calibration data Range compressed data (channel, waveform) Preprocessor Range compressor Range reference functions Waveform combiner Back-projection tomography processor Return/repeat pass selector: Waveform combined range compressed data archive 3D reflectivity
Estimate base topography • 6 interferograms with baseline of 3.91 meters • (T0/R0, T1/R0) • (T0/R1, T1/R1) • (T0/R2, T1/R2) • (T0/R3, T1/R3) • (T0/R4, T1/R4) • (T0/R5, T1/R5) Left side Right side -7.38 6.43 8.33 T0 T1 -8.33 -3.91 3.91 7.38 -6.43
Left-Right separation: Theoretical analysis S1 S2 x B r1 H r1 r2, right r2, left P Q h(x)
Left/right side interferogram spectrum right side spectrum Left side spectrum
Left/right side interferogram separation Left side interferogram Right side interferogram
Left/right side intensity separation Left side intensity Right side intensity
GISMO Equation B r2 r1 sin1 = n·sin2
Base Topography estimation • 3.91 m baseline results
Base Topography estimation • 3.91 m baseline results
Estimate base topography • 6 interferograms with baseline of 7.38 meters • (T0/R0, T0/R5) • (T0/R1, T0/R4) • (T0/R2, T0/R3) • (T1/R0, T1/R5) • (T1/R1, T1/R4) • (T1/R2, T1/R5) Left side Right side -7.38 6.43 8.33 T0 T1 -8.33 -3.91 3.91 7.38 -6.43
Left/right side interferogram spectrum Baseline: 3.91m 7.38m
Left/right side interferogram separation Left side interferogram Right side interferogram
Left/right side intensity separation Left side intensity Right side intensity