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Class Information
Number: 342/380
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Directive > Utilizing correlation techniques > Side lobe elimination > Sum of each antenna channel signal
Description: Subject matter wherein the receiving apparatus contains at least two antenna channels (main and auxiliary) which are connected to a summing circuit.










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
8115679 Side lobe suppression Feb. 14, 2012
7936304 Method and system for isolating and reducing grating lobe interference May. 3, 2011
7804796 Method and system for sending and receiving satellite digital radio programming information for multiple channels Sep. 28, 2010
7565147 System and method for synchronizing base stations Jul. 21, 2009
7548186 Method and apparatus for detection of an electromagnetic signal reflected from and object Jun. 16, 2009
7312751 Phased array antenna system to achieve suppression of undesired signal components Dec. 25, 2007
7190746 Multiple lobe dot product detector for M-code GPS receivers Mar. 13, 2007
7088956 Path search circuit, radio receiver and radio transmitter, utilizing a directional beam Aug. 8, 2006
7031669 Techniques for correcting for phase and amplitude offsets in a MIMO radio device Apr. 18, 2006
6879624 Adaptive antenna receiver Apr. 12, 2005
6784839 Steerable antenna interferer rejection techniques Aug. 31, 2004
6738018 All digital phased array using space/time cascaded processing May. 18, 2004
6728294 Radio communication system Apr. 27, 2004
6703970 Beam forming network, a spacecraft, an associated system and a beam forming method Mar. 9, 2004
6628969 One-tuner adaptive array Sep. 30, 2003
6570535 Single-receiver multiple-antenna RF autotrack control May. 27, 2003
6563455 Universal two-channel STAP filter May. 13, 2003
6538597 Radar system having spoofer, blanker and canceler Mar. 25, 2003
6509872 Adaptive antenna receiving apparatus Jan. 21, 2003
6486830 Directional antenna apparatus Nov. 26, 2002
6448939 Array antenna receiving apparatus Sep. 10, 2002
6441786 Adaptive antenna array and method for control thereof Aug. 27, 2002
6430215 Spread spectrum radio transmission digital mobile communication device Aug. 6, 2002
6404821 Digital beamformer for receiving a first number of information signals using a second number of antenna array elements Jun. 11, 2002
6397083 Bootstrapped, piecewise-asymptotic directivity pattern control mechanism setting weighting coefficients of phased array antenna May. 28, 2002
6377212 Radar apparatus employing a sidelobe blanking system Apr. 23, 2002
6337622 DSRC car-mounted equipment Jan. 8, 2002
6311049 Receiving signal strength indicator uses feed forward level detecting signal Oct. 30, 2001
6240149 Adaptive transmission diversity apparatus and adaptive transmission diversity method May. 29, 2001
6226531 High capacity broadband cellular/PCS base station using a phased array antenna May. 1, 2001
6191736 Data communication apparatus and data communication method Feb. 20, 2001
6188915 Bootstrapped, piecewise-asymptotic directivity pattern control mechanism setting weighting coefficients of phased array antenna Feb. 13, 2001
6166690 Adaptive nulling methods for GPS reception in multiple-interference environments Dec. 26, 2000
6130643 Antenna nulling system for suppressing jammer signals Oct. 10, 2000
6128333 Spread spectrum radio transmission digital mobile communication Oct. 3, 2000
6100844 Radar apparatus with sidelobe blanking circuit Aug. 8, 2000
6054949 Method and apparatus for determining incident received power or energy or other technical measurement values of at least one signal in at least one predetermined direction of observation, and Apr. 25, 2000
5990832 Antenna array for base station for radiocommunication with mobiles Nov. 23, 1999
5982327 Adaptive array method, device, base station and subscriber unit Nov. 9, 1999
5952965 Adaptive main beam nulling using array antenna auxiliary patterns Sep. 14, 1999
5940034 Dual RF autotrack control Aug. 17, 1999
5929811 Adaptive array with automatic loop gain control Jul. 27, 1999
5926502 Phased array spread spectrum system and method Jul. 20, 1999
5920286 Stabilisation of phased array antennas Jul. 6, 1999
5907303 CMA-based antenna system May. 25, 1999
5854612 Method and apparatus for controlling array antenna Dec. 29, 1998
5812090 Method and device enabling a modem to be synchronized with an RF digital data transmitter in the presence of jammers Sep. 22, 1998
5781845 Adaptive transmitting antenna Jul. 14, 1998
5757285 Method and apparatus for effecting a wireless exchange of data between a stationary station and moving objects May. 26, 1998

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