METHOD AND DEVICE FOR COMPENSATING FOR THE SPEED OF CLUTTER IN A COHERENT DOPPLER RADAR WITH VARIABLE BLIND SPEED
Assignee
THOMSON-CSF
Filed
Oct 3, 1988
Granted
Nov 20, 1990
Location
PARIS FR
Abstract
In a doppler radar, in order to compensate for the speed of moving clutter, one first establishes during a burst of order (i) the phase variation φri from one period to the next and which is due to clutter in a given range cell. Then, this phase variation φri is memorized and is used during the course of each of the periods of repetition of the next burst to modify the phase of the signal received from the clutter from the same range cell in a maner as to displace its Doppler frequency towards the zero frequencies band, and band which corresponds to the rejection zone of the fixed echoes eliminating filter.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Mar 10, 1989
Rescinded
Jul 31, 1989
Duration
4 months
Inventor
- 1BRUNO CARRARA
Record Details
- Patent number
- US 4972194
- Application
- 07253108
- Aerospace match
- Yes
- Dataset source
- 35 USC §181 SO records
Browse by Assignee
THOMSON-CSFMore from this assignee
QUANTUM WELL DETECTOR AND PROCESS FOR THE MANUFACTURE THEREOF
THOMSON-CSF
LINEAR EXTENSION DEVICE FOR COHERENT OPTICAL WAVE PULSES AND EXTENSION AND COMPRESSION DEVICE USED TO OBTAIN HIGH POWER PULSES
THOMSON-CSF
METHOD AND SYSTEM FOR PROTECTING OPTOELECTRONIC SEARCH AND TRACKING EQUIPMENT FROM AN ILLUMINATION
THOMSON-CSF
TARGET ACQUISITION OPTOELECTRONIC SYSTEM WITH A VERY WIDE FIELD
THOMSON-CSF
ELECTROMAGNETIC WAVE MODULATOR EQUIPPED WITH COUPLED QUANTAL WELLS, AND APPLICATION TO AN ELECTROMAGNETIC WAVE DETECTOR
THOMSON-CSF
DEVICE FOR REDUCING THE RADOME EFFECT WITH A SURFACE-RADIATING WIDEBAND ANTENNA AND REDUCING THE RADAR CROSS SECTION OF THE ASSEMBLY
THOMSON-CSF
Related by domain
AIRBORNE RADAR JAMMING SYSTEM
BOEING, COMPANY, THE
METHOD AND APPARATUS FOR THE DETECTION OF OBJECTS USING ELECTROMAGNETIC WAVE ATTENUATION PATTERNS
JG TECHNOLOGIES LLC
DUAL INFRARED BAND OBJECTIVE LENS
OPTICAL NIGHT VISION DEVICE WITH STANDARD LIGHT INTENSIFIER
THOMSON-CSF SEXTANT
MULTIPLE INFRARED MISSILE JAMMER
LOCKHEED SANDERS INC, A DELAWARE CORPORATION
BANDGAP RADIATION DETECTOR