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Class Information
Number: 342/25C
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Synthetic aperture radar > Mapping or imaging using synthetic aperture radar (epo) > Combined with monopulse or interferometric (epo)

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8711029 Process for filtering interferograms obtained from SAR images acquired on the same area Apr. 29, 2014
8487807 Synthetic aperture imaging interferometer Jul. 16, 2013
8384583 Synthetic-aperture radar system and operating method for monitoring ground and structure displacements suitable for emergency conditions Feb. 26, 2013
8242949 Multipath SAR imaging Aug. 14, 2012
8094059 Method for determining the angular aperture corresponding to the extent in a plane of an object seen by a radar antenna Jan. 10, 2012
8059023 Radar device for maritime surveillance Nov. 15, 2011
8049657 Method for processing TOPS (terrain observation by progressive scan)-SAR (synthetic aperture radar)-raw data Nov. 1, 2011
7911371 Extraction of relative signals from closely spaced targets in a monopulse system Mar. 22, 2011
7898458 Disaster countermeasure support method Mar. 1, 2011
7843377 Methods for two-dimensional autofocus in high resolution radar systems Nov. 30, 2010
7764220 Synthetic aperture radar incorporating height filtering for use with land-based vehicles Jul. 27, 2010
7663529 Methods for two-dimensional autofocus in high resolution radar systems Feb. 16, 2010
7663530 System and method for monitoring targets Feb. 16, 2010
7522096 Method for phase calibrating antennas in a radar system Apr. 21, 2009
7511665 Method and apparatus for a frequency diverse array Mar. 31, 2009
7436348 Interferometer-type radar Oct. 14, 2008
7372393 Method and system for determining unwrapped phases from noisy two-dimensional wrapped-phase images May. 13, 2008
7336217 Method and apparatus for interferometric radar measurement Feb. 26, 2008
7319427 Frequency diverse array with independent modulation of frequency, amplitude, and phase Jan. 15, 2008
7242342 Super-resolution based on frequency domain interferometric processing of sparse multi-sensor measurements Jul. 10, 2007
7205927 Technique for low grazing angle 3D SAR target recognition Apr. 17, 2007
7145497 Robust detection technique of fixed and moving ground targets using a common waveform Dec. 5, 2006
7002508 Method for interferometric radar measurement Feb. 21, 2006
6911932 Two antenna, two pass interferometric synthetic aperture radar Jun. 28, 2005
6911931 Using dynamic interferometric synthetic aperature radar (InSAR) to image fast-moving surface waves Jun. 28, 2005
6870500 Side looking SAR system Mar. 22, 2005
6864828 Method and apparatus for collection and processing of interferometric synthetic aperture radar data Mar. 8, 2005
6853330 Inverse precision velocity update for monopulse calibration Feb. 8, 2005
6741202 Techniques for 3-dimensional synthetic aperture radar May. 25, 2004
6452532 Apparatus and method for microwave interferometry radiating incrementally accumulating holography Sep. 17, 2002
6150972 Process for combining multiple passes of interferometric SAR data Nov. 21, 2000
6150973 Automatic correction of phase unwrapping errors Nov. 21, 2000
6114984 Interferometric doppler guidance system Sep. 5, 2000
6097328 Averaging-area-constrained adaptive interferometric filter that optimizes combined coherent and noncoherent averaging Aug. 1, 2000
6025800 Interferomeric synthetic aperture radar altimeter Feb. 15, 2000
6011505 Terrain elevation measurement by interferometric synthetic aperture radar (IFSAR) Jan. 4, 2000
6011625 Method for phase unwrapping in imaging systems Jan. 4, 2000
5945937 Along-track interferometric synthetic aperture radar Aug. 31, 1999
5923278 Global phase unwrapping of interferograms Jul. 13, 1999
5923279 Method of correcting an object-dependent spectral shift in radar interferograms Jul. 13, 1999
5905456 Method of evaluating non-euclidean effects affecting an image acquired by a space radar and a satellite for implementing the method May. 18, 1999
5847673 System and method for determining a position of an object using output from a radar system Dec. 8, 1998
5835055 Method for iterative disk masking and automatic error repair for phase unwrapping Nov. 10, 1998
5774089 Method to resolve ambiguities in a phase measurement Jun. 30, 1998
5767802 IFF system including a low radar cross-section synthetic aperture radar (SAR) Jun. 16, 1998
5742250 Enhanced beamsplitting technique for use with three-dimensional synthetic array radar Apr. 21, 1998
5726656 Atmospheric correction method for interferometric synthetic array radar systems operating at long range Mar. 10, 1998
5677693 Multi-pass and multi-channel interferometric synthetic aperture radars Oct. 14, 1997
5659318 Interferometric SAR processor for elevation Aug. 19, 1997
5608405 Method of generating visual representation of terrain height from SAR data employing multigrid analysis Mar. 4, 1997

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