Patents
Sitemap › G01 - Measuring; Testing › G01S - Radio direction-finding; Radio navigation; Determining distance or velocity by use of radio waves; Locating or presence-detecting by use of the reflection or reradiation of radio waves; Analogous arrangements using other waves › 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
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)
12/1986
12/30/1986US4633257 Method of finding the direction of a signal source
12/30/1986EP0206912A1 Position finding system for a moving object
12/30/1986EP0206425A2 Extendible sonobuoy apparatus
12/30/1986EP0206359A2 Direction-finding equipment
12/30/1986EP0205845A1 Method of elaborating a central signal for controlling the polarization of an antenna
12/23/1986US4631583 Vidicon image motion compensation technique
12/23/1986US4631398 Apparatus for receiving electromagnetic radiation
12/18/1986WO1986007451A1 A prismatic acousto-optic direction-of-arrival interferometer for radio frequency signals
12/16/1986US4630056 Control system for antenna of receiving equipment installed on moving body
12/16/1986US4629882 Image position detector
12/09/1986US4628453 Navigation apparatus for mobile system
12/09/1986US4628206 Visible-UV horizon sensor
12/09/1986US4628142 Solar tracking mechanisms
12/09/1986US4627724 Radiation scanning and detection system
12/04/1986WO1986007162A1 Spectral analyzer and direction indicator and aircraft landing system application
12/02/1986US4626861 Two angle range and altitude measurement system and methods
12/02/1986US4626860 Passive synthetic aperture system for imaging a source of electromagnetic radiation
12/02/1986US4626859 Direction finding systems
12/02/1986US4626100 Wide field of view two-axis laser locator
11/1986
11/26/1986EP0202832A1 Electronic null-seeking goniometer for ADF
11/26/1986EP0202468A1 Electro-optical position determining system
11/25/1986US4625108 Device for determining the direction of incident optical radiation
11/25/1986US4624566 Spectral analyzer and direction indicator
11/25/1986US4624563 Wide field of view remote laser position sensor
11/11/1986US4622657 Acoustic direction finding systems
11/04/1986US4621267 Bearing intersection deghosting by altitude comparison system and methods
11/04/1986US4620771 Combined solar tracking reflector and photovoltaic panel
11/04/1986CA1213660A1 Adf bearing and location for use with asr and asde displays
10/1986
10/28/1986CA1213341A1 Direction-finding system
10/22/1986EP0197944A1 Antenna tracking system using sequential lobing.
10/21/1986US4618892 Dynamic shading compensation for IR tracking system
10/21/1986US4618259 Star and sun sensor for attitude and position control
10/21/1986CA1213025A1 Method and apparatus for obtaining antenna tracking signals
10/14/1986US4617634 Artificial satellite attitude control system
10/14/1986US4617570 Interference cancelling receiver having high angular resolution intercept of transmitted radiators
10/09/1986WO1986005890A1 Dual mode video tracker
10/01/1986EP0195850A2 Active vibration isolation system
09/1986
09/24/1986EP0195492A2 Receiver for analyzing incoming signals
09/23/1986US4613977 Digital Navstar receiver
09/23/1986US4613865 Radiation source identification system
09/16/1986US4612488 Apparatus for controlling the directional orientation of a radiation receiver device to a light source
09/16/1986US4611914 Sunbeam incident angle detecting device
09/16/1986CA1211537A1 Navigation apparatus for mobile system
08/1986
08/27/1986EP0192552A1 Light sources detecting and ranging device for use in a spacecraft
08/27/1986EP0192187A1 Antenna pointing device
08/13/1986EP0190258A1 Surveying satellite incorporating star-sensing attitude determination subsystem
08/12/1986US4605968 Direct broadcasting satellite receiver
08/05/1986US4604626 Acquisition system employing circular array
07/1986
07/31/1986WO1986004426A1 Direction finder operating according to the watson-watt principle
07/29/1986CA1208713A1 Ferrite modulator assembly for beacon tracking system
07/22/1986CA1208352A1 Direct broadcasting satellite receiver
07/22/1986CA1208350A1 Methode and device for the absorption of accoustical nuisances
07/15/1986US4601025 Angle tracking system
07/09/1986EP0187103A1 Vertical marine streamer
07/03/1986WO1986003844A1 Spectral analyzer and direction indicator
07/02/1986EP0186138A2 Laser warning device for military vehicles
07/02/1986EP0185994A2 Arrangement for forming directional channels by reception of wave energy
07/02/1986CA1207080A Automatic tracking system for antenna
06/1986
06/17/1986CA1206202A1 Differential receiver
06/11/1986EP0184486A1 Interferometric direction-finding method, and direction finder using the same
06/11/1986EP0184357A2 An apparatus for determining the magnitude of phase discontinuities introduced into a received signal at known instants
06/10/1986US4594695 Methods and device for attenuating spurious noise
06/10/1986US4594694 Sound source searching device
06/04/1986EP0182858A1 Device in an echo sounding or sonar system
06/03/1986US4593187 Non-imaging illumination incidence angle detection system
05/1986
05/27/1986US4592034 Acoustic emission source location on plate-like structures using a small array of transducers
05/27/1986US4591862 Monopulse receiver for a four arm log spiral antenna
05/22/1986WO1986003014A1 A mach-zehnder acousto-optic signal processor for electronic support measures
05/20/1986US4590590 Sonobuoy multiple depth deployment apparatus
05/07/1986EP0180512A2 Apparatus for localizing and marking a light-emitting object
05/07/1986EP0180446A2 Methods of detecting motion of television images
04/1986
04/29/1986US4586051 Reflector distortion compensation system for multiple-beam wave satellite antennas
04/29/1986US4586050 Automatic tracking system for antenna
04/29/1986US4585948 Non-scanning integrated optical system with wide field of view search capability
04/29/1986US4585937 High efficiency fiber-shaped detector
04/22/1986US4584584 Method of measuring range and altitude
04/22/1986US4584577 Angular position sensor
04/15/1986US4582428 Non-retro angle of arrival meter
04/09/1986EP0177070A1 Apparatus for maintaining the orientation of an antenna system with respect to a beacon
04/08/1986US4581758 Acoustic direction identification system
04/08/1986US4581727 Finding the direction of a sound
04/08/1986US4581633 Data compression
04/02/1986EP0176121A1 Method for detecting and eliminating parasitic pictures produced by a pyramidal IR dome
04/01/1986CA1202709A1 Vehicle heading reference system
03/1986
03/25/1986US4578679 Method and apparatus for obtaining antenna tracking signals
03/19/1986EP0174715A2 Attitude angle calculation apparatus for a geostationary satellite
03/18/1986US4577299 Acoustic direction finder
03/13/1986WO1986001611A1 Combined solar tracking reflector and photovoltaic panel
03/13/1986WO1986001593A1 Surveying satellite incorporating star-sensing attitude determination subsystem
03/12/1986EP0173998A2 Method and apparatus for the direction-finding of frequency hopping transmitters
03/04/1986US4574191 Wide field-of-view laser spot tracker
02/1986
02/27/1986WO1986001301A1 Spectral analyzer and direction indicator
02/25/1986US4573053 Automatic direction finder
02/18/1986CA1200873A1 Radiation scanning and detection system
02/13/1986WO1986000998A1 Antenna tracking system using sequential lobing
02/12/1986EP0171149A1 Electronic tracking system for microwave antennas
02/11/1986US4570181 Window signal generating device for use in a video scanning apparatus
01/1986
01/22/1986EP0169128A1 Optoelectrical system for angular detection and localisation of light sources being highly immune to counter-measures
01/22/1986EP0168583A1 Interferometric direction-finding device
01/22/1986EP0168442A1 Method of processing sensor elements
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