FREQUENCY/PHASE ANALOG DETECTOR AND ITS USE IN A PHASE-LOCKED LOOP
Assignee
THOMSON-CSF
Filed
Apr 6, 1988
Granted
Oct 17, 1995
Location
PARIS FR
Abstract
A frequency/phase detector for a reference signal with a fixed frequency and a second signal with a variable frequency comprises essentially a frequency discriminator, already known, in which the output signal of a frequency-dependent phase-shifting circuit centered on said fixed frequency is applied, not directly to a demodulator circuit but through a summing circuit that receives in addition said reference signal.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Nov 28, 1988
Rescinded
Oct 24, 1994
Duration
5 years, 11 months
Inventor
- 1YVES BESSON
Record Details
- Patent number
- US 5459431
- Application
- 07176485
- 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