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Class Information
Number: 342/102
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Return signal controls radar system > Receiver > Frequency > Phase
Description: Subject matter including control of the receiver phase.










Sub-classes under this class:

Class Number Class Name Patents
342/103 Phase locked loop 104


Patents under this class:

Patent Number Title Of Patent Date Issued
8131224 Delay, gain and phase estimation for measurement receivers Mar. 6, 2012
8098193 Digitally controlled UWB millimeter wave radar Jan. 17, 2012
7940667 Delay measurements and calibration methods and apparatus for distributed wireless systems May. 10, 2011
7446699 Error corrector for radar timing systems Nov. 4, 2008
7068216 Method for the linearization of FMCW radar devices Jun. 27, 2006
6741202 Techniques for 3-dimensional synthetic aperture radar May. 25, 2004
6650271 Signal receiver having adaptive interfering signal cancellation Nov. 18, 2003
6608584 System and method for bistatic SAR image generation with phase compensation Aug. 19, 2003
6591146 Method for learning switching linear dynamic system models from data Jul. 8, 2003
6525686 Receiving/transmitting apparatus and radar equipment Feb. 25, 2003
6486826 Arrangement for the precise distance measuring, in particular the filling level measuring Nov. 26, 2002
6411199 Radio frequency identification system Jun. 25, 2002
5952955 Compensation for radar path length variation and phase error Sep. 14, 1999
5940025 Noise cancellation method and apparatus Aug. 17, 1999
5790067 Jam-resistant radar apparatus with phase shift provisions Aug. 4, 1998
5525997 Self-calibrating, eigenstructure based method and means of direction finding Jun. 11, 1996
5473332 RFI suppression circuit and method Dec. 5, 1995
5469173 Monitoring phase characteristics of BPSK and CW signals Nov. 21, 1995
5311189 Method for distinguishing between at least two targets May. 10, 1994
5233351 Local oscillator arrangement for a monopulse receiver in a semiactive missile guidance system Aug. 3, 1993
5150128 In-phase and quadrature conversion error compensator Sep. 22, 1992
5041836 Self-steered antenna system Aug. 20, 1991
4554548 Side-lobe suppressing unit for a pulse radar apparatus Nov. 19, 1985
4249179 Circuit arrangement for displacing the clutter spectrum in a radar receiver Feb. 3, 1981
4155086 Clutterlock with displaced phase antenna May. 15, 1979
4064511 Clutter subtraction system Dec. 20, 1977
4042924 MTI clutter tracking and cancelling system Aug. 16, 1977
4024540 Continuous wave FM tone ranging radar with predetection averaging May. 17, 1977
3995271 Adaptive clutter cancellation and interference rejection system for AMTI radar Nov. 30, 1976
3942177 Interferometer radar elevation angle measurement apparatus Mar. 2, 1976











 
 
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