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Class Information
Number: 342/84
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Return signal controls radar system > Transmitter > Signal phase or frequency other than pulse repetition frequency (prf) > Function of doppler frequency
Description: Subject matter wherein the radar transmitter frequency shift component of the returned signal which is due to the target velocity as it approaches toward or recedes from the radar.










Patents under this class:

Patent Number Title Of Patent Date Issued
8552908 Method and apparatus for implementing high fidelity Doppler phase and time effects in advanced EW stimulus systems Oct. 8, 2013
8537049 Multi-function radar device Sep. 17, 2013
8384586 Mixer structure for doppler radar applications Feb. 26, 2013
8379782 Mobile radio channel estimation Feb. 19, 2013
8334800 On-vehicle radar device Dec. 18, 2012
8188911 Low noise generator for frequency swept signals May. 29, 2012
8059026 Interference avoiding transform domain radar Nov. 15, 2011
7876262 Radar system Jan. 25, 2011
7768963 System and method of improving sampling of WLAN packet information to improve estimates of Doppler frequency of a WLAN positioning device Aug. 3, 2010
7756498 Channel estimator and method for changing IIR filter coefficient depending on moving speed of mobile communication terminal Jul. 13, 2010
7639171 Radar system and method of digital beamforming Dec. 29, 2009
7489937 Method and apparatus for detecting emitter movement Feb. 10, 2009
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
7400290 Vehicle radar system having multiple operating modes Jul. 15, 2008
RE40128 Stabilization in a radar level gauge Mar. 4, 2008
7248205 Radar apparatus Jul. 24, 2007
7233898 Method and apparatus for speaker verification using a tunable high-resolution spectral estimator Jun. 19, 2007
7221309 FM-CW radar system May. 22, 2007
7151477 Signal detection Dec. 19, 2006
7136013 Radio-wave radar system and adaptive cruise control system Nov. 14, 2006
7095362 Radar measurement device, especially for a motor vehicle, and method for operating a radar measurement device Aug. 22, 2006
6756933 Radar system and characteristic adjustment method thereof Jun. 29, 2004
6400310 Method and apparatus for a tunable high-resolution spectral estimator Jun. 4, 2002
6204801 System and method for obtaining precise missile range information for semiactive missile systems Mar. 20, 2001
6097331 FM-CW radar system for measuring distance to and relative speed of target Aug. 1, 2000
5826216 Anticipatory collision sensor system Oct. 20, 1998
5670962 Transmit power control for automotive radar system Sep. 23, 1997
5341144 Vehicular cruise control system and radar system therefor Aug. 23, 1994
5247303 Data quality and ambiguity resolution in a doppler radar system Sep. 21, 1993
5087917 Radar system Feb. 11, 1992
4907000 Transmission reception system for frequency-agile doppler radars Mar. 6, 1990
4893125 Vehicle diplex doppler near-obstacle detection system Jan. 9, 1990
4861158 Chirp and Doppler optical gauge Aug. 29, 1989
4861159 Dynamic Doppler optical gauge Aug. 29, 1989
4622555 Coded pulse Doppler radar with clutter-adaptive modulation and method therefore Nov. 11, 1986
4450445 Range rate dependent pulse control apparatus and method therefor May. 22, 1984
4403220 Radar system for collision avoidance Sep. 6, 1983
4200872 Doppler compensated digital non-linear waveform generator apparatus Apr. 29, 1980
4008473 Collision predicting operation system Feb. 15, 1977
4005420 CW radar system Jan. 25, 1977











 
 
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