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Class Information
Number: 342/159
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Clutter elimination
Description: Subject matter wherein unwanted echoes are cancelled from the returned radar signal.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7161528 |
Device and method for the suppression of pulsed wireless signals |
Jan. 9, 2007 |
| 7154433 |
Method and device for the detection and track of targets in high clutter |
Dec. 26, 2006 |
| 7154434 |
Anti-personnel airborne radar application |
Dec. 26, 2006 |
| 7151484 |
Pulse compression processor |
Dec. 19, 2006 |
| 7145503 |
Surface wave radar |
Dec. 5, 2006 |
| 7136012 |
Approach radar with array antenna having rows and columns skewed relative to the horizontal |
Nov. 14, 2006 |
| 7132977 |
Target identification from a pool of targets using a new adaptive transmitter-receiver design |
Nov. 7, 2006 |
| 7132974 |
Methods and systems for estimating three dimensional distribution of turbulence intensity using radar measurements |
Nov. 7, 2006 |
| 7132975 |
Apparatus and method for detecting moving objects |
Nov. 7, 2006 |
| 7129885 |
Adaptive weather radar detection system and method used in continental and maritime environments |
Oct. 31, 2006 |
| 7129888 |
High speed weighting signal generator for sidelobe canceller |
Oct. 31, 2006 |
| 7126526 |
Phased null radar |
Oct. 24, 2006 |
| 7119735 |
Vehicle-installed radar sensor system and vehicle-installed radar sensor |
Oct. 10, 2006 |
| 7109911 |
Dual synthetic aperture radar system |
Sep. 19, 2006 |
| 7095358 |
Technique for cancellation of elevated clutter for the detection of fixed and ground moving targets under trees |
Aug. 22, 2006 |
| 7071868 |
Radar detection method and apparatus |
Jul. 4, 2006 |
| 7068215 |
Reducing antenna boresight error |
Jun. 27, 2006 |
| 7064704 |
Apparatus for radar |
Jun. 20, 2006 |
| 7053819 |
Pulse wave radar device |
May. 30, 2006 |
| 7046188 |
System and method for tracking beam-aspect targets with combined Kalman and particle filters |
May. 16, 2006 |
| 7038617 |
Sensor doppler/wavelet processing |
May. 2, 2006 |
| 7038618 |
Method and apparatus for performing bistatic radar functions |
May. 2, 2006 |
| 7034745 |
Radar apparatus equipped with abnormality detection function |
Apr. 25, 2006 |
| 7030808 |
Nonlinear target recognition |
Apr. 18, 2006 |
| 7026981 |
Surface interaction region methodology for delimiting multipath propagation inquiry |
Apr. 11, 2006 |
| 7012562 |
Pulse wave radar device |
Mar. 14, 2006 |
| 7006034 |
Fast and slow time scale clutter cancellation |
Feb. 28, 2006 |
| 7006031 |
Interrupt SAR image restoration using linear prediction and Range Migration Algorithm (RMA) processing |
Feb. 28, 2006 |
| 7002512 |
FM-CW radar system which discriminates between signals related to a target object and signals not related to a target object |
Feb. 21, 2006 |
| 6999025 |
Clutter rejection in a passive radar receiver of OFDM signals with antenna array |
Feb. 14, 2006 |
| 6995706 |
Method and an arrangement in a radar level gauging system |
Feb. 7, 2006 |
| 6975264 |
Signal separating system |
Dec. 13, 2005 |
| 6963303 |
Adaptive filter to reduce multipath |
Nov. 8, 2005 |
| 6954171 |
Method and apparatus for physical layer radar pulse detection and estimation |
Oct. 11, 2005 |
| 6946990 |
Apparatus and methods for radome depolarization compensation |
Sep. 20, 2005 |
| 6937185 |
Rain versus target discrimination for doppler radars |
Aug. 30, 2005 |
| 6930633 |
Adaptive glint reduction method and system |
Aug. 16, 2005 |
| 6927726 |
Radar |
Aug. 9, 2005 |
| 6924763 |
Clutter rejection in a passive radar receiver of OFDM signals |
Aug. 2, 2005 |
| 6919839 |
Synthetic aperture radar (SAR) compensating for ionospheric distortion based upon measurement of the group delay, and associated methods |
Jul. 19, 2005 |
| 6914553 |
Synthetic aperture radar (SAR) compensating for ionospheric distortion based upon measurement of the Faraday rotation, and associated methods |
Jul. 5, 2005 |
| 6911933 |
Dynamic logic algorithm used for detecting slow-moving or concealed targets in synthetic aperture radar (SAR) images |
Jun. 28, 2005 |
| 6909397 |
Stabilizing motion in a radar detection system using ultrasonic radar range information |
Jun. 21, 2005 |
| 6903678 |
Vehicle radar apparatus |
Jun. 7, 2005 |
| 6897804 |
Methods and apparatus for determination of a filter center frequency |
May. 24, 2005 |
| 6894641 |
Radar system mounted on vehicle |
May. 17, 2005 |
| 6894638 |
Radar signal processing unit and radar signal processing method for abnormal signal extraction |
May. 17, 2005 |
| 6894639 |
Generalized hebbian learning for principal component analysis and automatic target recognition, systems and method |
May. 17, 2005 |
| 6891496 |
Method and apparatus for physical layer radar pulse detection and estimation |
May. 10, 2005 |
| 6888491 |
Pulse-radar method and pulse-radar sensor and system |
May. 3, 2005 |
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