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Class Information
Number: 342/151
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Determining direction > Monopulse > With channel equalization
Description: Subject matter including means to balance the signal processing in each of the channels.










Patents under this class:

Patent Number Title Of Patent Date Issued
8170089 Apparatus for equalizing channel in frequency domain and method therefor May. 1, 2012
8081675 De-emphasizing cable equalizer Dec. 20, 2011
8014471 Bit stream conditioning circuit having adjustable input sensitivity Sep. 6, 2011
7729450 Spread spectrum signal receiver Jun. 1, 2010
7653118 Chirped surface acoustic wave (SAW) correlator/expander Jan. 26, 2010
7620094 Spread spectrum clock generator Nov. 17, 2009
7606294 Channel quality estimation method and receiving apparatus Oct. 20, 2009
7593450 Dynamic frequency hopping Sep. 22, 2009
7586972 Code division multiple access enhanced capacity system Sep. 8, 2009
7586992 Apparatus and method for channel estimation and cyclic prefix reconstruction in an OFDM-STBC mobile communication system Sep. 8, 2009
7580444 Frequency hopping communication system Aug. 25, 2009
7555029 Method for decoding a plurality of standard radio waves and standard radio wave receiver Jun. 30, 2009
7551665 Ultra wideband receiver architecture using high order Gaussian pulses and method of operation Jun. 23, 2009
7542516 Synchronization method for symbol boundary detection in UWB-OFDM Jun. 2, 2009
7519097 Spread-signal multiplexing circuit Apr. 14, 2009
7508863 Method of processing multi-path signals Mar. 24, 2009
7505506 System and method for generating single sideband, constant envelope, spread spectrum signals with multiple spreading codes Mar. 17, 2009
7372897 Portable information communication terminal, program, and recording medium May. 13, 2008
7352800 Method of partial parallel interference cancellation Apr. 1, 2008
7321612 Bit stream conditioning circuit having adjustable PLL bandwidth Jan. 22, 2008
7317769 Bit stream conditioning circuit having adjustable input sensitivity Jan. 8, 2008
7162200 Antenna calibration system and method Jan. 9, 2007
5982320 Radar seeker Nov. 9, 1999
5717405 Four-port phase and amplitude equalizer for feed enhancement of wideband antenna arrays with low sum and difference sidelobes Feb. 10, 1998
5691729 Aperture-to-receiver gain equalization in multi-beam receiving systems Nov. 25, 1997
5369411 Imbalance correction of in-phase and quadrature phase return signals Nov. 29, 1994
5315304 Digital monopulse May. 24, 1994
5241316 Use of iteration to improve the correction of AGC dependent channel-to-channel gain imbalance Aug. 31, 1993
5070336 Radar guidance system correcting hardware induced channel-to-channel phase errors Dec. 3, 1991
5051752 Angle measurement compensation technique for amplitude comparison monopulse receiver Sep. 24, 1991
4994810 Monopulse processor digital correction circuit Feb. 19, 1991
4905010 Method for balancing channels in a multichannel pulse radar system and a radar system using this method Feb. 27, 1990
4866449 Multichannel alignment system Sep. 12, 1989
4788547 Static-split tracking radar systems Nov. 29, 1988
4719465 Monopulse radar equipment Jan. 12, 1988
4656480 Monopulse FM-CW radar system with improved axis stability Apr. 7, 1987
4646093 Digital monopulse for tracking radar Feb. 24, 1987
4394659 Monopulse radar with pilot signal generator Jul. 19, 1983
4368468 Monopulse radio receiver compensation apparatus Jan. 11, 1983
4348676 Automatic phase alignment system for a tracking antenna Sep. 7, 1982
4044318 Ganged radio frequency filter Aug. 23, 1977











 
 
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