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Class Information
Number: 342/80
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Return signal controls radar system > Antenna control > Physical orientation > Monopulse
Description: Subject matter including the use of a technique in which information concerning the angular location of a source or target is derivable from each pulse or signal detection by comparison of signals received simultaneously in two or more antenna beams.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8274425 Single channel semi-active radar seeker Sep. 25, 2012
8274427 Radar device Sep. 25, 2012
8269665 Monopulse angle determination Sep. 18, 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
8035548 Evaluation method, particularly for a driver assistance system of a motor vehicle, for object detection using a radar sensor Oct. 11, 2011
7999726 Antenna pointing bias estimation using radar imaging Aug. 16, 2011
RE42472 Main beam alignment verification for tracking antennas Jun. 21, 2011
7911371 Extraction of relative signals from closely spaced targets in a monopulse system Mar. 22, 2011
7868818 Multi-element antenna Jan. 11, 2011
7859451 Method and system for monopulse radar target angle determination Dec. 28, 2010
7834803 Electronically steered, dual-polarized, dual-plane, monopulse antenna feed Nov. 16, 2010
7671789 Method and system for target detection and angle estimation based on a radar signal Mar. 2, 2010
7667638 Detection and resolution of closely spaced targets in a monopulse system Feb. 23, 2010
7612706 Monopulse radar apparatus and antenna switch Nov. 3, 2009
7330149 Method for locating multiple angle sources using a monopulse radar Feb. 12, 2008
7250902 Method of generating accurate estimates of azimuth and elevation angles of a target for a phased--phased array rotating radar Jul. 31, 2007
7218272 Reducing antenna boresight error May. 15, 2007
7161530 System and method for radar calibration using antenna leakage Jan. 9, 2007
7091900 Radar Aug. 15, 2006
7082172 Digital signal gating apparatus and method in a pulse receiver system Jul. 25, 2006
7068215 Reducing antenna boresight error Jun. 27, 2006
7053815 Radar tracking system May. 30, 2006
7038615 Efficient technique for estimating elevation angle when using a broad beam for search in a radar May. 2, 2006
6937186 Main beam alignment verification for tracking antennas Aug. 30, 2005
6853330 Inverse precision velocity update for monopulse calibration Feb. 8, 2005
6853329 Monopulse radar system Feb. 8, 2005
6771205 Shipboard point defense system and elements therefor Aug. 3, 2004
6750810 Monopulse radar system Jun. 15, 2004
6697009 Adaptive digital beamforming architecture for target detection and angle estimation in multiple mainlobe and sidelobe jamming Feb. 24, 2004
6661366 Adaptive digital sub-array beamforming and deterministic sum and difference beamforming, with jamming cancellation and monopulse ratio preservation Dec. 9, 2003
6630902 Shipboard point defense system and elements therefor Oct. 7, 2003
6618008 Monopulse phased array system Sep. 9, 2003
6603421 Shipboard point defense system and elements therefor Aug. 5, 2003
6567034 Digital beamforming radar system and method with super-resolution multiple jammer location May. 20, 2003
6498581 Radar system and method including superresolution raid counting Dec. 24, 2002
6476760 Device for detecting angle of elevation error in a multiple beam radar sensor Nov. 5, 2002
6456238 Dynamic signal routing in electronically scanned antenna systems Sep. 24, 2002
6404379 Matrix monopulse ratio radar processor for two target azimuth and elevation angle determination Jun. 11, 2002
6369746 Simultaneous nulling in low sidelobe sum and difference antenna beam patterns Apr. 9, 2002
6297763 Method of optimizing the coverage area of a sensor Oct. 2, 2001
6246365 Radar apparatus Jun. 12, 2001
6195035 Cylindrical monopulse Feb. 27, 2001
6133866 Method of operating monopulse radar Oct. 17, 2000
6087974 Monopulse system for target location Jul. 11, 2000
6040795 Vehicle-mounted radar apparatus Mar. 21, 2000
6005512 Array antennas with low sum and difference pattern side lobes and method of producing same Dec. 21, 1999
5847675 Radar with a wide instantaneous angular field and a high instantaneous angular resolution in particular for a missile homing head Dec. 8, 1998
5831570 Radar resolution using monopulse beam sharpening Nov. 3, 1998
5808578 Guided missile calibration method Sep. 15, 1998
5784022 Process and amplitude or phase monopulse radar device for locating flying objects Jul. 21, 1998

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