| 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) |
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| 12/09/1993 | WO1993024911A1 Vehicle tracking system |
| 12/09/1993 | CA2137002A1 Vehicle tracking system |
| 12/08/1993 | EP0573284A1 System and method for sensing attitude of a spacecraft with equalized star tracker errors along three orthogonal axes |
| 12/07/1993 | US5268877 Circuit for enhancing the amplitude of a signal |
| 12/07/1993 | US5268734 Remote tracking system for moving picture cameras and method |
| 12/07/1993 | US5268695 Differential phase measurement through antenna multiplexing |
| 11/30/1993 | US5267223 Electroacoustic transducer seal |
| 11/30/1993 | US5266958 Direction indicating apparatus and method |
| 11/25/1993 | WO1993023764A1 Gauging apparatus |
| 11/25/1993 | WO1993023719A1 Optical receiver for area location system |
| 11/23/1993 | US5264857 Method and apparatus for signal modulation and detection |
| 11/23/1993 | US5264691 System for determining the direction of incident optical radiation |
| 11/18/1993 | EP0569709A1 Electronic gimbal system |
| 11/18/1993 | DE4235011C1 X=ray diagnostic unit with automatic relative adjustment between picture taking system and patient location device - enables catheter point or contrast medium bolus to be held automatically in picture centre |
| 11/16/1993 | US5263097 Method of distinguishing targets from clutter |
| 11/16/1993 | US5262852 Method of detection for a panoramic camera, camera for its implementation, and surveillance system equipped with such a camera |
| 11/16/1993 | US5262789 Source identification system for closely separated spatial sources |
| 11/09/1993 | US5261011 Image discriminator which automatically enhances the ability of a system to discriminate between sources that can not be removed by fixed spectral cancellation |
| 11/09/1993 | US5261007 Frequency division, energy comparison signal processing system |
| 11/09/1993 | US5260557 Method and apparatus for acquisition and tracking of light sources in a transient event rich environment |
| 11/09/1993 | CA1324208C System for detecting surrounding environmental conditions using a multiple number of incoming signals |
| 11/03/1993 | EP0380658B1 Signal processing for autonomous acquisition of objects in cluttered background |
| 11/02/1993 | US5258609 Wide field of view optical element having plural reflectors of different widths |
| 11/02/1993 | US5257760 Scanning earth sensor using the sun's position for determining yaw |
| 11/02/1993 | US5257759 Method and apparatus for controlling a solar wing of a satellite using a sun sensor |
| 10/27/1993 | EP0567268A1 Vehicle heading correcting apparatus |
| 10/27/1993 | EP0375744B1 A method to measure the angle of incidence for radiation and a detector to carry out the method |
| 10/26/1993 | US5257284 Circuit for accurately measuring phase relationship of BPSK signals |
| 10/26/1993 | US5257121 Multi-resolution spatial integration signal processor and method |
| 10/21/1993 | DE3401865C1 Underwater sound detection system for identifying ship - uses quotient between 2 reception signals provided by transducers with rotationally symmetrical reception diagrams having different aperture angles |
| 10/19/1993 | US5255000 Transmission signal direction finding apparatus and method |
| 10/07/1993 | DE4213121C1 Sonar appts. testing device used for under water surveillance - uses test generators and evaluation device connected in sequence to each transducer group and associated amplifier |
| 10/07/1993 | DE4210375A1 Projectory measuring device for ballistic shell - uses detection of laser beam provided by laser beam projector at shell firing point to detect flight path error |
| 10/06/1993 | EP0563823A2 Infrared sensor for an earth satellite |
| 10/05/1993 | US5250951 Motor vehicle police radar detector for detecting multiple radar sources |
| 10/05/1993 | US5250888 Apparatus for and process of rotating a display |
| 10/01/1993 | CA2064493A1 Sonar device |
| 09/30/1993 | DE4209351A1 Control system for monopulse satellite receiver antenna - derives control error from sum and difference of at least two antenna signals and continuously monitors functionality |
| 09/29/1993 | EP0562785A1 Infrared tracker for a portable missile launcher |
| 09/29/1993 | EP0562004A1 Multi-dimensional data processing and display |
| 09/28/1993 | US5248985 High frequency finder for automotive vehicles |
| 09/21/1993 | US5247488 Apparatus and method for the electro acoustical measurement of the angular direction of projectiles passing in flight at air-tow-targets |
| 09/21/1993 | US5247311 Loro antenna and pulse pattern detection system |
| 09/16/1993 | WO1993018416A1 Process and device for locating sound-producing devices using an antenna consisting of passive radio-sonic buoys |
| 09/16/1993 | CA2131633A1 Process and device for locating sound producing devices using an antenna consisting of passive radio-sonics buoys |
| 09/15/1993 | EP0560540A2 Amplitude ratio discrimination for MTI processors |
| 09/14/1993 | US5245587 Multi-dimensional signal processing and display |
| 09/14/1993 | US5245348 Tracking antenna system |
| 09/08/1993 | EP0559549A1 Device for opto-electronic detection using optical amplification, its application to telemetry and deviation measurement |
| 09/07/1993 | US5243565 Method of measuring directional spectra of surface gravity waves |
| 09/07/1993 | US5243351 Full aperture image synthesis using rotating strip aperture image measurements |
| 09/07/1993 | US5243179 Laser warning device with dividing and filtering of the incident beam |
| 09/02/1993 | WO1993017356A1 Hydrophone arrangement |
| 09/02/1993 | CA2130430A1 Hydrophone arrangement |
| 08/31/1993 | US5241518 Methods and apparatus for determining the trajectory of a supersonic projectile |
| 08/31/1993 | US5241319 Antenna beam pointing method for satellite mobile communications system |
| 08/31/1993 | US5241313 Angle-of-arrival measurement via time doppler shift |
| 08/31/1993 | CA1321827C Hydrophones and similar devices |
| 08/26/1993 | DE4205500A1 Transmitter tracking system for reflector antenna - uses cyclic sampling of energisers offset symmetrically from reflector axis for deflection of reception cone with weighting to compensate frequency |
| 08/25/1993 | EP0557166A1 Noise reduction method in a speech signal |
| 08/25/1993 | EP0557095A2 Movement vector detecting device |
| 08/25/1993 | EP0557007A2 Picture processing apparatus |
| 08/24/1993 | CA1321632C Opto-electronic device for detecting and locating a radiant source |
| 08/19/1993 | WO1993016399A1 Underwater detector |
| 08/19/1993 | WO1993016395A1 Methods and apparatus for determining the trajectory of a supersonic projectile |
| 08/19/1993 | WO1993015659A1 Ultrasonic diagnostic apparatus |
| 08/18/1993 | EP0556042A1 Wide field of view optical element |
| 08/17/1993 | US5237336 Omnidirectional antenna system for radio direction finding |
| 08/17/1993 | US5237333 Method and apparatus for ambiguity resolution in a rotating interferometer wheel |
| 08/10/1993 | US5235376 Camera remote-controlling apparatus |
| 08/05/1993 | WO1993015376A1 System for recognizing and tracking target mark, and method therefor |
| 08/04/1993 | EP0554080A1 Transient event rejection for acquisition and tracking |
| 08/04/1993 | EP0553940A2 An implement for automatically milking animals |
| 07/27/1993 | US5231611 Wavelength multiplexed fiber optics resonant ring hydrophone array |
| 07/27/1993 | US5231483 Smart tracking system |
| 07/20/1993 | US5229594 Method of measuring the exact position of the energy center of an image spot of a bright object on a photosensitive detector |
| 07/20/1993 | CA1320562C Remote sonic location system |
| 07/20/1993 | CA1320369C Detector system |
| 07/13/1993 | US5227859 Passive coherent radiation detection system |
| 07/13/1993 | US5227803 Transponder location and tracking system and method |
| 07/13/1993 | US5227619 Device for determining the direction of a low-luminosity emissive source and its use in stellar observation |
| 07/13/1993 | US5227618 Variably pressurable support and tracking apparatus and method for tracking moving radiation source |
| 07/13/1993 | US5226614 Infrared tracker for a portable missile launcher |
| 07/08/1993 | WO1993013433A1 Linear acoustic antenna |
| 07/08/1993 | WO1993013396A1 Method and apparatus for tracker control |
| 07/07/1993 | EP0549716A1 Smart tracking system |
| 07/06/1993 | US5225885 Apparatus for determining the attitude of a celestial body orbiting spacecraft or satellite relative to the celestial body |
| 06/30/1993 | EP0549550A1 Threat sector indicating warning device |
| 06/30/1993 | CN1073809A Antenna controlling apparatus and method thereof |
| 06/29/1993 | US5223875 Automatic tracking camera system |
| 06/29/1993 | US5223841 Calibration method and apparatus for collecting the output of an array of detector cells |
| 06/29/1993 | US5223702 Method and apparatus for rotational rate determination using a stellar reference |
| 06/24/1993 | DE4141562A1 Propeller driven vehicle locating arrangement - contains extended transducer arrangement, each contg. bandpass filter, envelope curve demodulator and low-pass filter, all feeding direction former |
| 06/23/1993 | EP0547800A1 Monopulse tracking apparatus |
| 06/17/1993 | DE4137068A1 Integrated optical multiple distance sensor for object position detection in vehicle - has rows or arrays of position sensitive diodes and LEDs or laser diodes, with transmission and reception lenses |
| 06/16/1993 | EP0546812A1 Wide field-of-view fixed body conformal antenna direction finding array |
| 06/16/1993 | EP0546515A1 Receiving antenna apparatus for broadcast by satellite |
| 06/16/1993 | EP0546513A1 Automatic tracking receiving antenna apparatus for broadcast by satellite |
| 06/16/1993 | EP0345320B1 A method to detect radiation and measure its angle of incidence and a detector arrangement to carry out the method |
| 06/16/1993 | EP0197944B1 Antenna tracking system using sequential lobing |