| 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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| 06/14/1994 | US5319968 Apparatus for determining 3-axis space craft attitude |
| 06/07/1994 | US5319612 Unfolding cylindrical sonar |
| 06/07/1994 | US5319553 Lightning strike detection and mapping system with auto control of mapping display |
| 06/07/1994 | US5319213 Thermal target test board |
| 06/07/1994 | US5319188 Collinated light direction sensor system |
| 06/01/1994 | EP0599014A1 Direction indicating apparatus and method |
| 05/31/1994 | US5317395 Focal plane array dual processing system and technique |
| 05/31/1994 | US5317322 Null processing and beam steering receiver apparatus and method |
| 05/31/1994 | US5317145 Radiation source detector and tracker control having a shade pole and radiation responsive surface in the shape of narrow bands |
| 05/26/1994 | WO1994011756A1 Multi-dimensional signal processing and display |
| 05/26/1994 | WO1994010905A1 A method and system for near real-time analysis and display of electrocardiographic signals |
| 05/26/1994 | CA2149671A1 Multi-dimensional signal processing and display |
| 05/26/1994 | CA2149670A1 A method and system for near real-time analysis and display of electrocardiographic signals |
| 05/25/1994 | EP0598355A1 Camera control for a videophone |
| 05/24/1994 | US5315538 Signal processing incorporating signal, tracking, estimation, and removal processes using a maximum a posteriori algorithm, and sequential signal detection |
| 05/24/1994 | US5315532 Method and device for real-time signal separation |
| 05/24/1994 | US5315308 Method for eletromagnetic source localization |
| 05/17/1994 | US5313295 Moving body measuring device and an image processing device for measuring traffic flows |
| 05/11/1994 | EP0596784A1 Search and track radar antenna |
| 05/10/1994 | US5311305 Technique for edge/corner detection/tracking in image frames |
| 05/10/1994 | US5311022 Tri-scan horizon sensor |
| 05/03/1994 | US5309409 Target detection system |
| 05/03/1994 | US5309230 High-sensitivity infrared detector and an infrared camera using such a detector |
| 05/03/1994 | US5309162 Automatic tracking receiving antenna apparatus for broadcast by satellite |
| 05/03/1994 | US5309159 Method and system for moving object detection |
| 05/03/1994 | US5309137 Motor car traveling control device |
| 05/03/1994 | US5308984 Method of operating a dual mode tracking system |
| 04/28/1994 | WO1994009381A1 Optical sensor for a stabilizing system for use in a pilotless aircraft |
| 04/28/1994 | DE4235812A1 On=line real=time simultaneous display of digital signals and surface using RISC processor for determn. of bearing - using palette to read out colour data, testing if first colour data lies in first memory, and, if not, displaying second colour on screen to generate composite image |
| 04/27/1994 | EP0594474A1 Procedure and apparatus for passive trajectory determination of underwater objects |
| 04/27/1994 | CN1086016A Distance measuring system arranged to limit false indications of distance measurements |
| 04/19/1994 | US5305210 Sampled data lightning strike detection and mapping system capable of early detection of an invalid strike from sampled data and quick resumption of monitoring an incoming signal |
| 04/19/1994 | US5303878 Method and apparatus for tracking an aimpoint on an elongate structure |
| 04/13/1994 | EP0591835A1 Differential phase measurement through antenna multiplexing |
| 04/12/1994 | US5303307 Adjustable filter for differential microphones |
| 04/12/1994 | US5303206 Method and apparatus for measuring distance and determining direction in a fluid medium |
| 04/12/1994 | US5303205 Vehicular distance measuring system with integral mirror display |
| 04/07/1994 | DE4233144A1 Sextant esp. for use in military navigation system - has radiation sensor, north=seeking sensor and navigation computer connection for earth coordinate position determn. |
| 04/06/1994 | EP0590846A2 Image processor for target detection and tracking |
| 04/05/1994 | US5301005 Method and apparatus for determining the position of a retroreflective element |
| 04/05/1994 | US5300935 Antenna controlling apparatus and method thereof |
| 04/05/1994 | US5300932 Motor vehicle police radar detector for detecting multiple radar sources |
| 04/05/1994 | US5300780 Missile surveillance method and apparatus |
| 03/30/1994 | EP0589448A1 An occupant condition determining apparatus |
| 03/30/1994 | EP0589387A1 Method and system for determining 3-axis spacecraft attitude |
| 03/29/1994 | US5299127 Lightning strike detection and mapping system capable of monitoring its power source and of displaying a representation thereof on the mapping display |
| 03/29/1994 | US5298883 Proximity alert system |
| 03/29/1994 | US5298732 Automatic visor for continuously repositioning a shading object to shade a designated location from a direct radiation source |
| 03/29/1994 | US5297762 Optical navigation sensor with single two-dimensional CCD |
| 03/23/1994 | EP0588405A1 Device for estimating the coordinates of the centre of a circle from the knowledge of the coordinates of noisy points distributed at its periphery |
| 03/23/1994 | EP0588045A1 Method of exchanging data between a fixed station and moving objects |
| 03/15/1994 | US5295071 Sampled data lightning strike detection and mapping system capable of generating frequency spectrum of input signal waveforms and displaying such on the mapping display |
| 03/15/1994 | CA1327842C Light pulse detecting system with highly reduced false alarm rate, usable for laser detection |
| 03/10/1994 | DE4330476A1 Target detecting optical radar with light emitter - has photoreceiver for target reflected light with condenser lens |
| 03/10/1994 | DE4228011A1 Position resolving spectral analyser, e.g. for target seeking missile - contains optical system enabling location in elevation and azimuth and spectral analysis for target identification |
| 03/09/1994 | EP0586136A2 Electroacoustic transducer seal |
| 03/09/1994 | EP0586019A2 Target follow-up device and camera comprising the same |
| 03/08/1994 | US5293162 Laser based tracking device for detecting the distance between a vehicle and a roadway marker |
| 03/02/1994 | EP0585163A1 IFF system protected against intruders and with ability to discriminate |
| 03/02/1994 | EP0585035A2 Real time connectivity algorithm system |
| 03/01/1994 | US5291196 Collision-avoidance method for cooperating carriers and onboard optical assembly designed for its implementation |
| 03/01/1994 | US5289993 Method and apparatus for tracking an aimpoint with arbitrary subimages |
| 02/24/1994 | DE4326845A1 Automatic sun tracking appts. - uses solar cell modules or photodiodes in two angled blocks with positioned mirrors to provide difference signal input to tracking system motor |
| 02/23/1994 | EP0583523A2 Pager with reverse paging facility |
| 02/23/1994 | EP0583522A2 Remote position determination system |
| 02/22/1994 | US5289527 Mobile communications device registration method |
| 02/22/1994 | US5289274 Video signal processing apparatus |
| 02/15/1994 | US5287411 System for detecting the siren of an approaching emergency vehicle |
| 02/15/1994 | US5287177 Circuit for generating moving image tracking cursor |
| 02/10/1994 | DE4223651C1 Test arrangement for Adcock direction-finding antenna array - includes phased array of vertical test antennae concentric with receiving array and having cardioidal polar diagram |
| 02/08/1994 | US5285273 Tracking system |
| 02/01/1994 | US5283588 Monopulse tracking apparatus |
| 01/26/1994 | EP0580139A2 Transponder location and tracking system and method |
| 01/25/1994 | CA1326529C Method for observing by scanning a celestial body and for measuring an angular velocity of a space vehicle, observation system for its implementation, and space vehicle comprisingsame |
| 01/20/1994 | WO1994001787A1 Vehicular distance measuring system with integral mirror display |
| 01/20/1994 | DE4223676A1 Adaptive spatial filtering or noise suppression in radio reception - provides class of possible linear planar or spatial group geometries of groups of antennae |
| 01/20/1994 | DE4223652A1 Signal detecting and evaluating for direction finding - analysing navigation signals and deriving difference criterion for automatic bearing angle determination |
| 01/19/1994 | EP0579319A2 Tracking moving objects |
| 01/19/1994 | EP0579187A2 Guidance and targeting system |
| 01/18/1994 | US5280530 Method and apparatus for tracking a moving object |
| 01/18/1994 | US5280294 Passive monopulse ranging to a non-cooperative emitter and non-emitting object |
| 01/18/1994 | US5280293 Mobile direction finder |
| 01/18/1994 | US5280167 Very high angular resolution laser beam rider detector having a gated image intensifier and a video camera |
| 01/12/1994 | EP0578508A2 Video camera with colour-based target tracking system |
| 01/11/1994 | US5278645 Optimal signal acquisition technique and system |
| 01/11/1994 | US5277385 Method of attitude reacquisition for three-axis stabilized satellites using star recognition |
| 01/05/1994 | EP0577578A1 Optical angle measuring device |
| 01/05/1994 | EP0576440A1 A laser warning device |
| 01/05/1994 | DE4220429A1 Detection and=or classification of noise from propeller-driven vessel - filtering, band-limiting, envelope demodulating and using FFT and fuzzy logic to evaluate fundamental frequencies of spectral lines or harmonics by associating with correspondence functions to produce reliability values. |
| 01/04/1994 | US5276496 Optical receiver for area location system |
| 01/04/1994 | US5275354 Guidance and targeting system |
| 12/29/1993 | EP0576264A1 Full aperture image synthesis using rotating strip aperture image measurements |
| 12/29/1993 | EP0328621B1 Dual mode video tracker |
| 12/28/1993 | US5274386 Reduced hardware antenna beamformer |
| 12/23/1993 | DE4301477C1 Optical fibre device for directional optical sensor head - uses parallel optical fibres with differently angled light reception end faces |
| 12/16/1993 | DE4306656A1 Automatic sun tracking appts. - has solar panels set at angles on block and with opposite polarities to generate control voltage characteristic |
| 12/15/1993 | EP0574089A2 A laser sensor device |
| 12/14/1993 | US5270820 Method and apparatus for tracking a pointing device in a video field |
| 12/14/1993 | CA2026290C Moving object detecting system |
| 12/14/1993 | CA1325259C Airborne surveillance method and system |