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Class Information
Number: 342/147
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Determining direction
Description: Subject matter wherein a returned radar signal is used to indicate the direction of an object from a reference point.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6900754 |
Signal processing method for use with scanning radar |
May. 31, 2005 |
| 6900755 |
Automotive radar systems |
May. 31, 2005 |
| 6898235 |
Wideband communication intercept and direction finding device using hyperchannelization |
May. 24, 2005 |
| 6864828 |
Method and apparatus for collection and processing of interferometric synthetic aperture radar data |
Mar. 8, 2005 |
| 6859164 |
Detecting system |
Feb. 22, 2005 |
| 6856280 |
Method and radar system for determining the directional angle of radar objects |
Feb. 15, 2005 |
| 6856279 |
Methods and apparatus for determining an interferometric angle to a target in body coordinates |
Feb. 15, 2005 |
| 6856278 |
Radar |
Feb. 15, 2005 |
| 6839017 |
Method and apparatus for using anti-jam technology to determine the location of an electromagnetic radiation source |
Jan. 4, 2005 |
| 6816105 |
Vehicle surveillance system |
Nov. 9, 2004 |
| 6801152 |
Method for determining the optimum observer heading change in bearings-only passive emitter tracking |
Oct. 5, 2004 |
| 6798349 |
Passive microwave tag identification system |
Sep. 28, 2004 |
| 6791475 |
Non-stop toll collection method and system |
Sep. 14, 2004 |
| 6784826 |
Body motion tracking system |
Aug. 31, 2004 |
| 6774837 |
Ocean surface current mapping with bistatic HF radar |
Aug. 10, 2004 |
| 6762711 |
Method for detecting target objects and for determining their direction and the like for a radar device |
Jul. 13, 2004 |
| 6753804 |
Target vehicle identification based on the theoretical relationship between the azimuth angle and relative velocity |
Jun. 22, 2004 |
| 6744397 |
Systems and methods for target location |
Jun. 1, 2004 |
| 6744401 |
Methods and apparatus for radar data processing |
Jun. 1, 2004 |
| 6738563 |
Methods and apparatus for weighting radar return data |
May. 18, 2004 |
| 6714157 |
Multiple time-interleaved radar operation using a single radar at different angles |
Mar. 30, 2004 |
| 6697012 |
Altitude estimation system and method |
Feb. 24, 2004 |
| 6680691 |
Methods and apparatus for accurate phase detection |
Jan. 20, 2004 |
| 6680687 |
Method to determine the azimuth of a target by means of a radar, especially of the ASR type |
Jan. 20, 2004 |
| 6677884 |
Satellite configuration for interferometric and/or tomographic remote sensing by means of synthetic aperture radar (SAR) |
Jan. 13, 2004 |
| 6661368 |
Control of reflected electromagnetic fields at an IFSAR antenna |
Dec. 9, 2003 |
| 6661366 |
Adaptive digital sub-array beamforming and deterministic sum and difference beamforming, with jamming cancellation and monopulse ratio preservation |
Dec. 9, 2003 |
| 6653972 |
All weather precision guidance of distributed projectiles |
Nov. 25, 2003 |
| 6646591 |
Doppler complex FFT police radar with direction sensing capability |
Nov. 11, 2003 |
| 6621448 |
Non-contact radar system for reconstruction of scenes obscured under snow and similar material |
Sep. 16, 2003 |
| 6618000 |
Method and device for controlling the distance from a vehicle to a preceding vehicle |
Sep. 9, 2003 |
| 6600443 |
Method and apparatus to determine the direction to a transponder in a modulated backscatter communication system |
Jul. 29, 2003 |
| 6593873 |
Obstacle recognition system for automotive vehicle |
Jul. 15, 2003 |
| 6573859 |
Radar apparatus |
Jun. 3, 2003 |
| 6535158 |
Kinematic analysis of conically scanned environmental properties |
Mar. 18, 2003 |
| 6522286 |
Multi-channel radar apparatus |
Feb. 18, 2003 |
| 6498581 |
Radar system and method including superresolution raid counting |
Dec. 24, 2002 |
| 6480142 |
Method and apparatus for measuring velocity and turbulence of atmospheric flows |
Nov. 12, 2002 |
| 6476756 |
Method and apparatus to determine the direction to a transponder in a modulated backscatter communication system |
Nov. 5, 2002 |
| 6469657 |
FFT-based filtering for low-quality signal direction finding |
Oct. 22, 2002 |
| 6469656 |
Method of detecting moving and/or stationary objects in the path of a vehicle |
Oct. 22, 2002 |
| 6462699 |
Bistatic radar system for centralized, near-real-time synchronized, processing of data to identify scatterers |
Oct. 8, 2002 |
| 6456229 |
Bistatic radar network having incoherent transmitter operating in a scanning mode to identify scatterers |
Sep. 24, 2002 |
| 6445339 |
FM-CW radar apparatus |
Sep. 3, 2002 |
| 6420994 |
Volume in space locator |
Jul. 16, 2002 |
| 6411249 |
Apparatus and method for the monopulse linking of frequency agile emitter pulses intercepted in on single interferometer baseline |
Jun. 25, 2002 |
| 6404379 |
Matrix monopulse ratio radar processor for two target azimuth and elevation angle determination |
Jun. 11, 2002 |
| 6396434 |
Radar transponder |
May. 28, 2002 |
| 6388604 |
Circuit for LPI signal detection and suppression of conventional pulsed signals |
May. 14, 2002 |
| 6380884 |
Radar apparatus |
Apr. 30, 2002 |
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