Patents
Patents for G01S 3 - Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received (11,105)
01/1986
01/14/1986US4564275 Automatic heliostat track alignment method
01/08/1986EP0167432A1 Airborne optoelectrical target detection, localisation and omnidirectional tracking system
01/02/1986EP0166367A2 Antenna tracking device
01/02/1986EP0166352A2 Arrangement for pointing a directable device towards a light source
12/1985
12/31/1985CA1198805A1 Determination of system response
12/27/1985EP0165460A1 Interferometric direction-finding device
12/27/1985EP0165459A1 Interferometric direction-finding device
12/19/1985WO1985005694A1 Device in an echo sounding or sonar system
12/18/1985EP0165169A2 Processing method of a video image for tracking a luminous object and for protecting this tracking against other jamming luminous objects
12/17/1985US4559605 Method and apparatus for random array beamforming
12/10/1985US4558439 Passive method for obtaining target data from a sound source
12/04/1985EP0162858A1 Acoustic direction identification system.
12/03/1985US4556788 Amorphous silicon cell array powered solar tracking apparatus
11/1985
11/21/1985EP0161940A2 Radio direction finding for locating lightening ground strikes
11/19/1985CA1197002A1 Finding the direction of a sound
11/13/1985EP0161059A1 Phase shifter
11/12/1985CA1196697A1 Phase control device
11/05/1985US4551727 Radio direction finding system
11/05/1985CA1196420A1 Method and apparatus for steering an aerodynamic body having a homing device
10/1985
10/30/1985EP0159840A2 Radiation detector arrays
10/29/1985US4550435 Multilevel thresholding for target tracking apparatus
10/22/1985US4549211 Four-quadrant gate-sizing technique
10/15/1985US4547677 Radiation detecting apparatus for detecting a brief radiation signal
10/10/1985WO1985004490A1 Finding the direction of a sound
10/08/1985CA1194989A1 Antenna device for direction finder
10/08/1985CA1194934A1 Boolean filtering method and apparatus
09/1985
09/25/1985EP0155666A2 Solar tracking mechanisms
09/17/1985US4542326 Automatic antenna positioning system
09/04/1985EP0153466A1 Wireless communication system
09/03/1985US4539681 Ferrite modulator assembly for beacon tracking system
09/03/1985US4539598 Image readout method and device
09/03/1985US4539590 Method and apparatus for processing optical tracking signals
08/1985
08/28/1985EP0152523A2 Method of localizing signal sources with interference suppression
08/27/1985CA1192656A1 Reflector distortion compensation system for multiple- beam wave transmission and/or reception antennas
08/07/1985EP0150526A2 Sonobuoy retaining and release apparatus
08/06/1985US4532807 Method and apparatus for detecting sound source
08/01/1985WO1985003359A1 Method of processing sensor elements
07/1985
07/30/1985US4532639 CFAR receiver apparatus for detecting a signal in noise
07/30/1985US4532637 Differential receiver
07/17/1985EP0148672A1 Single-channel radio direction finder using the difference in time of arrival and adapted to process amplitude-modulated signals of the A3J or A1 type
07/16/1985US4530076 Frequency domain non-linear signal processing apparatus and method for discrimination against non-Gaussian interference
07/16/1985US4529151 Method and an apparatus for steering an aerodynamic body having a homing device
07/09/1985US4528567 Radio signal receiving system
07/09/1985US4528566 Transmitter and receiver locating device
07/09/1985CA1190317A1 Primary source with frequency re-utilization
07/02/1985US4527158 Aircraft collision pilot warning indicating system
06/1985
06/26/1985EP0146428A1 Automatic guiding method and apparatsu for moving objects especially for driverless self-propelled vehicles
06/19/1985EP0145148A2 Flotation bag assembly
06/19/1985EP0145069A2 Sonobuoy multiple depth deployment apparatus
05/1985
05/28/1985US4520325 Phase shifters
05/28/1985US4519382 Control system for heliostats and method
05/09/1985WO1985002022A1 Acoustic direction identification system
05/07/1985US4516263 Spatially integral, video signal processor
05/07/1985US4516018 Solar sensing arrangement for use in a uniaxis solar collector tracking system
05/02/1985EP0139292A2 Navigation apparatus for mobile system
05/02/1985EP0138858A1 Photodetector system to determine, respectively measure the position of one or a plurality of light sources
04/1985
04/23/1985US4513201 Thermocouple detector
04/17/1985EP0137745A2 Direction finding systems
04/09/1985US4510498 Plate antenna for direction finder
04/09/1985US4510385 Solar tracking system employing inertial coasting
03/1985
03/27/1985EP0135065A1 Star sensor using CCD
03/26/1985US4507665 Primary source with frequency re-utilization
03/26/1985US4507663 Automatic direction finder
03/20/1985EP0134488A1 Thermal imaging system with row multiplexed/optically linked focal plane arrays
03/19/1985CA1184280A1 Navigation system
03/12/1985CA1183928A1 Path indicating apparatus of moving vehicle
03/12/1985CA1183708A1 Optical scanning apparatus incorporating counter- rotation of elements about a common axis by a common driving source
03/05/1985US4503382 Method and device for centroid detection of a beam of electromagnetic energy
03/05/1985US4502783 Alignment stabilization prism
02/1985
02/28/1985WO1985000895A1 Direction finding interferometer internal calibration system
02/19/1985US4500980 Seismic streamer connector assembly
02/12/1985US4499472 Sequentially steered receiver with timed recycle calibration
02/12/1985US4498768 Angle of arrival meter
01/1985
01/30/1985EP0132382A2 Direct satellite broadcast receiving system
01/29/1985US4496833 For locating a target
01/22/1985US4495408 Sunlight direction sensor
01/15/1985US4494118 Direction finding interferometer internal calibration system
01/09/1985EP0130638A1 Unambiguous R.F. direction-finding system
01/08/1985US4492859 Dual axes multiple prism optical system for azimuth and elevation variation detection
12/1984
12/25/1984US4490039 Wave front sensor
12/18/1984USRE31772 Digital bearing indicator
12/18/1984US4489390 For image data processing to enhance an image
12/18/1984US4489327 For assessing the bearing of a received radio signal
12/18/1984US4489313 Signal direction determining system and directional loop antenna array therefor
12/18/1984US4488876 Aimpoint processor for quantizing target data
12/11/1984US4488233 Path indicating apparatus of moving vehicle
12/11/1984CA1179225A1 Sun position sensor for two axis tracking
12/04/1984US4486757 Automatic direction finder
11/1984
11/27/1984US4485479 Phase control device
11/27/1984US4484565 Device for sensing moving light source
11/21/1984EP0125838A2 Direction finding
11/13/1984US4482970 Boolean filtering method and apparatus
11/06/1984US4481519 Radio frequency signal direction finding apparatus
10/1984
10/30/1984US4480322 For submarines
10/16/1984US4476853 Solar energy recovery system
10/11/1984WO1984003950A1 Four-quadrant gate-sizing technique
10/09/1984US4476494 Apparatus for centering and stabilizing the size of a target image
10/02/1984US4475106 High sensitivity portable radio direction finder
10/02/1984CA1175563A1 Apparatus and method for determination of a receiving device relative to a transmitting device utilizing curl-free magnetic vector potential field
09/1984
09/27/1984WO1984003774A1 Photodetector system to determine, respectively measure the position of one or a plurality of light sources