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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 |
| 4206461 |
Radar system with improved visual detection of long range targets |
Jun. 3, 1980 |
| 4206463 |
Radar systems |
Jun. 3, 1980 |
| RE30288 |
Intrusion detection system |
May. 27, 1980 |
| 4197539 |
Target detecting and ranging system |
Apr. 8, 1980 |
| 4196435 |
Radar pulse phase code system |
Apr. 1, 1980 |
| 4193074 |
Enhancing radar returns from targets having a small radar cross section |
Mar. 11, 1980 |
| 4185285 |
Radar for the detection of fixed targets in clutter |
Jan. 22, 1980 |
| 4151523 |
Clutter mapper logic system |
Apr. 24, 1979 |
| 4143372 |
Side-lobe blanking arrangement for a radar system |
Mar. 6, 1979 |
| 4143371 |
Arrangement for discriminating clutter signals from target signals in a radar system |
Mar. 6, 1979 |
| 4139850 |
Arrangement for detecting the presence of radar echos in a pulsed radar system |
Feb. 13, 1979 |
| 4139847 |
Automatic ground-clutter rejection in weather pulse radar system |
Feb. 13, 1979 |
| 4122450 |
Infinite ratio clutter detecting system |
Oct. 24, 1978 |
| 4119966 |
Clutter discriminating apparatus for use with pulsed doppler radar systems and the like |
Oct. 10, 1978 |
| 4118703 |
Pulse radar apparatus |
Oct. 3, 1978 |
| 4104631 |
Method and system for clutter blanking in a radar target processor |
Aug. 1, 1978 |
| 4095222 |
Post-detection STC in a medium PRF pulse doppler radar |
Jun. 13, 1978 |
| 4092644 |
Digital weather radar including target severity analysis capability |
May. 30, 1978 |
| 4083049 |
Moving target radar |
Apr. 4, 1978 |
| 4079376 |
Target detection system in a medium PRF pulse doppler search/track radar receiver |
Mar. 14, 1978 |
| 4077038 |
Digital radar control system and method |
Feb. 28, 1978 |
| 4074264 |
Adaptive threshold clutter processor |
Feb. 14, 1978 |
| 4068231 |
Automatic clutter-mapper |
Jan. 10, 1978 |
| 4067012 |
Tracking feedback clutter mapper control device |
Jan. 3, 1978 |
| 4067013 |
Automatic thresholding and reference circuit |
Jan. 3, 1978 |
| 4064511 |
Clutter subtraction system |
Dec. 20, 1977 |
| 4044352 |
Signal processor |
Aug. 23, 1977 |
| 4041489 |
Sea clutter reduction technique |
Aug. 9, 1977 |
| 4040057 |
Clutter filter for Pulse Doppler Radar |
Aug. 2, 1977 |
| 4031364 |
Multiple moment video detector |
Jun. 21, 1977 |
| 4028697 |
Adaptive signal processor for clutter elimination |
Jun. 7, 1977 |
| 4024541 |
Radar adaptive signal processor system |
May. 17, 1977 |
| 4012740 |
Radio-frequency direction-finding arrangement |
Mar. 15, 1977 |
| 4008472 |
Marine radar transmission and reception system |
Feb. 15, 1977 |
| 4003053 |
Target adaptive radar system |
Jan. 11, 1977 |
| 4003052 |
Digital prefilter for clutter attenuation in MTI radars |
Jan. 11, 1977 |
| 3971997 |
Sea spike suppression technique |
Jul. 27, 1976 |
| 3965428 |
Spectrum-shape discriminating on/off target indicator |
Jun. 22, 1976 |
| 3955196 |
Marine radar transmission and reception system |
May. 4, 1976 |
| 3952305 |
Marine radar transmission and reception system |
Apr. 20, 1976 |
| 3952280 |
Radiation monitoring of an object space with a clutter suppression technique |
Apr. 20, 1976 |
| 3946382 |
Search radar adaptive video processor |
Mar. 23, 1976 |
| 3945012 |
Wide band pulsed energy system |
Mar. 16, 1976 |
| 3942178 |
Intrusion detection system |
Mar. 2, 1976 |
| 3938145 |
Fast-scanning broad band radar system |
Feb. 10, 1976 |
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