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

Sub-classes under this class:

Class Number Class Name Patents
342/25C Combined with monopulse or interferometric (epo) 80
342/25F Particular sar processing techniques (e.g., squint mode, doppler beam-sharpening mode, spotlight mode, bistatic sar, inverse sar) (epo) 200
342/25B Specially adapted for moving target detection (epo) 50
342/25D With frequency domain processing of the sar signals in azimuth (epo) 83
342/25E With time domain processing of the sar signals in azimuth, e.g. time focusing (epo) 27

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
4724418 Synthetic aperture radar focusing Feb. 9, 1988
4707697 High resolution noncoherent radar imager Nov. 17, 1987
4706088 Synthetic aperture radar focusing Nov. 10, 1987
4706089 Synthetic aperture radar focusing Nov. 10, 1987
4694300 Apparatus for providing constant azimuth cells in an airborne radar Sep. 15, 1987
4692765 Adaptive learning controller for synthetic aperture radar Sep. 8, 1987
4675677 Method and system for detecting and combating covered ground targets Jun. 23, 1987
4633198 Flexible (multi-mode) waveform generator Dec. 30, 1986
4626860 Passive synthetic aperture system for imaging a source of electromagnetic radiation Dec. 2, 1986
4617567 Automatic motion compensation for residual motion in a synthetic aperture radar system Oct. 14, 1986
4616227 Method of reconstructing synthetic aperture radar image Oct. 7, 1986
4611208 Means for aligning elevation beam pattern along an isodop in synthetic aperture mapping radar Sep. 9, 1986
4564839 Feature referenced error correction apparatus Jan. 14, 1986
4547775 Frequency agile imaging radar with error frequency correction Oct. 15, 1985
4538149 Frequency agile magnetron imaging radar Aug. 27, 1985
4371946 Servomechanism for doppler shift compensation in optical correlator for synthetic aperture radar Feb. 1, 1983
4371873 Clutter free synthetic aperture radar correlator Feb. 1, 1983
4355311 Multibeam single frequency synthetic aperture radar processor for imaging separate range swaths Oct. 19, 1982
4292634 Real-time multiple-look synthetic aperture radar processor for spacecraft applications Sep. 29, 1981
4280127 Range swath coverage method for synthetic aperture radar Jul. 21, 1981
4253098 Radar systems Feb. 24, 1981
4244036 Electronic stabilization for displaced phase center systems Jan. 6, 1981
4204210 Synthetic array radar command air launched missile system May. 20, 1980
4184155 Radar target for remotely sensing hydrological phenomena Jan. 15, 1980
4164740 Synthetic aperture using image scanner Aug. 14, 1979
4164738 Focused synthetic array Aug. 14, 1979
4163231 Radar mapping technique Jul. 31, 1979
4155086 Clutterlock with displaced phase antenna May. 15, 1979
4132989 Azimuth correlator for real-time synthetic aperture radar image processing Jan. 2, 1979
4101891 Surface roughness measuring system Jul. 18, 1978
4067009 Beam focused synthetic aperture Jan. 3, 1978
4005423 Synthetic aperture radar utilizing a low-speed analog-to-digital converter Jan. 25, 1977
3950747 Optical processing system for synthetic aperture radar Apr. 13, 1976

1 2 3 4 5 6

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