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Class Information
Number: 342/379
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Directive > Utilizing correlation techniques > Side lobe elimination
Description: Subject matter wherein a receiving apparatus utilizing correlation techniques suppresses at least one portion of the beam from an antenna other than the main lobe.

Sub-classes under this class:

Class Number Class Name Patents
342/381 Difference of each antenna channel signal 63
342/382 Mixing each antenna channel signal 54
342/380 Sum of each antenna channel signal 117

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8614644 Systems and methods for protecting a receiving antenna from interference by a transmitting antenna Dec. 24, 2013
8373594 Low frequency directed energy shielding Feb. 12, 2013
8354960 Method for low sidelobe operation of a phased array antenna having failed antenna elements Jan. 15, 2013
8144051 Adaptive sidelobe blanking for motion compensation Mar. 27, 2012
8144057 Methods and apparatus for adaptively determining angles of arrival of signals Mar. 27, 2012
7876256 Antenna back-lobe rejection Jan. 25, 2011
7869530 Method for suppression of OFDM energy spectral density for minimization of out of band emission or utilization of fractured spectrum Jan. 11, 2011
7769072 Multi-antenna communication system Aug. 3, 2010
7728764 Sidelobe blanking characterizer system and method Jun. 1, 2010
7652623 Null-fill antenna, omni antenna, and radio communication equipment Jan. 26, 2010
7492312 Multiplicative mismatched filters for optimum range sidelobe suppression in barker code reception Feb. 17, 2009
7474252 Radar device Jan. 6, 2009
7440758 Cell planning methods and apparatus, and networks configured based on same Oct. 21, 2008
7423587 Method for frequency-driven generation of a multiresolution decomposition of the input to wave-based sensing arrays Sep. 9, 2008
7420509 Methods and apparatus for adaptively performing algebraic interference cancellation Sep. 2, 2008
7339521 Analytical instruments using a pseudorandom array of sources, such as a micro-machined mass spectrometer or monochromator Mar. 4, 2008
7315279 Antenna system for producing variable-size beams Jan. 1, 2008
7312751 Phased array antenna system to achieve suppression of undesired signal components Dec. 25, 2007
7265713 Overlapping subarray architecture Sep. 4, 2007
7257370 Method and apparatus for mitigating interference from terrestrial broadcasts sharing the same channel with satellite broadcasts using an antenna with posterior sidelobes Aug. 14, 2007
7190746 Multiple lobe dot product detector for M-code GPS receivers Mar. 13, 2007
6867726 Combining sidelobe canceller and mainlobe canceller for adaptive monopulse radar processing Mar. 15, 2005
6823174 Digital modular adaptive antenna and method Nov. 23, 2004
6778810 Method and apparatus for mitigating interference from terrestrial broadcasts sharing the same channel with satellite broadcasts using an antenna with posterior sidelobes Aug. 17, 2004
6734822 Transmission system and method on a forward link May. 11, 2004
6731233 Method of suppressing jammer signals May. 4, 2004
6701241 Method and device for operating a clutch Mar. 2, 2004
6653969 Dispersive jammer cancellation Nov. 25, 2003
6642883 Multi-beam antenna with interference cancellation network Nov. 4, 2003
6636726 Method and arrangement for radio communication Oct. 21, 2003
6538597 Radar system having spoofer, blanker and canceler Mar. 25, 2003
6424296 Integrated adaptive antenna of a multibeam antenna Jul. 23, 2002
6414631 Time sharing type multi-beam radar apparatus having alternately arranged transmitting antennas and receiving antennas Jul. 2, 2002
6384782 Antenna arrangement and method for side-lobe suppression May. 7, 2002
6369746 Simultaneous nulling in low sidelobe sum and difference antenna beam patterns Apr. 9, 2002
6353411 Antenna with special lobe pattern for use with global positioning systems Mar. 5, 2002
6317467 Beamforming and interference cancellation system using general purpose filter architecture Nov. 13, 2001
6268821 Multiple band sidelobe canceller Jul. 31, 2001
6229482 Method and apparatus for interference mitigation for phased-array beam pointing May. 8, 2001
6175327 GPS receivers with adaptive antenna systems for suppressing interference signals Jan. 16, 2001
6141371 Jamming suppression of spread spectrum antenna/receiver systems Oct. 31, 2000
6124828 Anti-jamming array antenna Sep. 26, 2000
6121914 Sidelobe canceller with correlation signal weight sampling during transient Sep. 19, 2000
6100844 Radar apparatus with sidelobe blanking circuit Aug. 8, 2000
6084540 Determination of jammer directions using multiple antenna beam patterns Jul. 4, 2000
6067048 Radar apparatus May. 23, 2000
6061016 Method for the attenuation of the clutter coming from the reflection lobes of a radar antenna May. 9, 2000
6056780 Method for the positioning of electromagnetic sensors or transmitters in an array May. 2, 2000
5926502 Phased array spread spectrum system and method Jul. 20, 1999
5926135 Steerable nulling of wideband interference signals Jul. 20, 1999

1 2 3

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