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Class Information
Number: 342/92
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Return signal controls radar system > Receiver > Gain or threshold > Automatic gain control (agc)
Description: Subject matter including self-acting circuit means to adjust the receiver gain.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8564474 Method and program for setting threshold, and method, program and device for detecting target object Oct. 22, 2013
8514990 Automatic gain control device for satellite positioning receivers Aug. 20, 2013
8223067 Noise-canceling down-converting detector Jul. 17, 2012
8085185 Method of down converting high-frequency signals Dec. 27, 2011
8072370 System and method for generating an alert signal in a detection system Dec. 6, 2011
8041317 Radar detection algorithm Oct. 18, 2011
7752482 Hybrid parallel/serial bus interface Jul. 6, 2010
7750833 D/A conversion circuit and semiconductor device Jul. 6, 2010
7714770 Filtering NAGC response to noise spikes May. 11, 2010
7702044 Radar detection and dynamic frequency selection Apr. 20, 2010
7693499 Transmission path and method for signal processing in a transmission path Apr. 6, 2010
7664170 Bit stream linear equalizer with AGC loop Feb. 16, 2010
7646332 Method and apparatus for interleaved gridding in distributed multiple computing for real-time RCS prediction Jan. 12, 2010
7612706 Monopulse radar apparatus and antenna switch Nov. 3, 2009
7541972 RF attenuation circuit Jun. 2, 2009
7477182 Pulse radar system Jan. 13, 2009
7475273 Hybrid parallel/serial bus interface Jan. 6, 2009
7463187 Method and system of improving altimeter accuracy by use of a separate peak return signal tracking Dec. 9, 2008
7426250 Automatic gain controller and controlling method thereof Sep. 16, 2008
7420503 Small-sized low-power dissipation short-range radar that can arbitrarily change delay time between transmission and reception with high time resolution and method of controlling the same Sep. 2, 2008
7411535 D/A conversion circuit and semiconductor device Aug. 12, 2008
7397419 Radar apparatus and failure detection method thereof Jul. 8, 2008
7336220 Method and apparatus for equalizing broadband chirped signal Feb. 26, 2008
7330149 Method for locating multiple angle sources using a monopulse radar Feb. 12, 2008
7298317 Gain compensation in an ultra-wideband transceiver Nov. 20, 2007
7274322 Systems and methods for automatic gain control for multichannel receivers Sep. 25, 2007
7248205 Radar apparatus Jul. 24, 2007
7199751 Radar equipment Apr. 3, 2007
7149263 AGC method and circuit for digital radio receiver Dec. 12, 2006
7145500 Pulse wave radar device Dec. 5, 2006
7098843 Automatic sensitivity control for radar level gauges Aug. 29, 2006
7084806 Intruding object detecting apparatus, and setting apparatus, setting process and setting confirmation process therefor Aug. 1, 2006
7075478 Radar altimeter having an automatically calibrated sensitivity range control function Jul. 11, 2006
6972711 Transmit-receive FM-CW radar apparatus Dec. 6, 2005
6903679 Video amplifier for a radar receiver Jun. 7, 2005
6894641 Radar system mounted on vehicle May. 17, 2005
6882684 Automatic gain control circuit, data communication device and automatic gain control method Apr. 19, 2005
6879281 Pulse radar detection system Apr. 12, 2005
6862327 AGC circuit Mar. 1, 2005
6844843 Signal processing apparatus of radio radar Jan. 18, 2005
6825799 Radar apparatus equipped with abnormality detection function Nov. 30, 2004
6762709 Radar system, method of obtaining image, control method based on image data and monitoring method using milliwaves Jul. 13, 2004
6741203 Adaptive radar thresholds system and method May. 25, 2004
6677886 Weather and airborne clutter suppression using a cluster shape classifier Jan. 13, 2004
6674390 Shipboard point defense system and elements therefor Jan. 6, 2004
6665056 Method and apparatus for measuring distance to a detection object Dec. 16, 2003
6594000 Automatic gain control system for use with multiple wavelength signal detector Jul. 15, 2003
6593874 Radar for detecting the distance to a target Jul. 15, 2003
6549158 Shipboard point defense system and elements therefor Apr. 15, 2003
6496017 Measuring antenna signal strength with automatic gain control receiver Dec. 17, 2002

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