Patents for G01S 13 - Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified (37,701) |
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10/12/1993 | US5252962 System monitoring programmable implantable transponder |
10/12/1993 | US5251680 Collision-preventing apparatus for electric motor vehicle |
10/12/1993 | CA1323087C Marine navigation and positioning system |
10/07/1993 | DE4310354A1 Automatic braking system for road vehicles with early warning - has processor for interpreting sensor signals to determine when safe distance limit is exceeded and for signalling driver of imminent action |
10/07/1993 | DE4211520A1 Data communication system between material mixer and road laying machine - uses transponder within transport vehicle for surfacing material loaded with data at mixer and interrogated at application point |
10/07/1993 | DE4210823A1 Microwave aircraft landing procedure for poor visibility conditions - using EM beam provided by satellite and reflected from ground surface in direction of approaching aircraft |
10/06/1993 | EP0564322A1 Method and apparatus for garble detection in a secondary surveillance radar |
10/05/1993 | US5250954 Color-coded radar plan position indicator |
10/05/1993 | US5250953 Tracking radar systems |
10/05/1993 | US5250952 Method of correcting rotational motion error in SAR and ISAR imagery |
10/05/1993 | US5250945 School bus obstacle detection device |
10/05/1993 | US5250944 Antenna and driving circuit for transmitting and receiving images to and from a passive transponder |
09/30/1993 | WO1993019387A1 Device for sensing aircraft |
09/30/1993 | WO1993019383A1 Method and system for the detection and measurement of air phenomena and transmitter and receiver for use in the system |
09/29/1993 | EP0562129A1 Method and means for extracting motion errors of a platform carrying a coherent imaging radar system |
09/29/1993 | EP0289623B1 Radar-type underground prospecting apparatus |
09/28/1993 | US5249157 Collision avoidance system |
09/28/1993 | US5248984 Method for processing an antenna pattern |
09/28/1993 | US5248979 Dual function satellite imaging and communication system using solid state mass data storage |
09/28/1993 | US5248977 One-dimensional electronic image scanner |
09/28/1993 | US5248976 Multiple discrete autofocus |
09/28/1993 | US5248975 Ground probing radar with multiple antenna capability |
09/28/1993 | US5248968 Tcas ii pitch guidance control law and display symbol |
09/28/1993 | US5248958 Hertzian-wave intrusion detetor |
09/28/1993 | CA1322585C Radar apparatus employing different kinds of pulses |
09/23/1993 | DE4208863A1 Material investigation arrangement for e.g. waste water channel walls - contains transport mechanism with signal generator contg. microwave generator and receiver connected to comparative evaluation device |
09/23/1993 | DE4208012A1 Verfahren zur einstellung der fahrgeschwindigkeit eines kraftfahrzeugs A method for setting the driving speed of a motor vehicle |
09/22/1993 | EP0561690A1 Method and apparatus for detecting a point reflector passing a preselected range utilising the propagation time of a continuous wave |
09/22/1993 | EP0561559A1 Electrically-and-magnetically-coupled, batteryless, portable frequency divider |
09/21/1993 | US5247311 Loro antenna and pulse pattern detection system |
09/21/1993 | US5247306 Millimetric wave radar system for the guidance of mobile ground robot |
09/21/1993 | US5247305 Responder in movable-object identification system |
09/21/1993 | US5247304 Interrogating station for identification purposes, with separate transmitting and receiving antennae |
09/21/1993 | US5247303 Data quality and ambiguity resolution in a doppler radar system |
09/21/1993 | US5247302 Entropy-based signal receiver |
09/21/1993 | US5247296 Device for determination of distances between close-range objects |
09/21/1993 | US5246232 Method and apparatus for determining parameters of the motion of an object |
09/21/1993 | CA1322395C Microwave transmitting-receiving device for use in buried object imaging |
09/15/1993 | EP0560744A1 Method for tracking a radar target |
09/15/1993 | EP0560658A1 Method and device for garble detection of an SSR via phase analysis |
09/15/1993 | EP0560540A2 Amplitude ratio discrimination for MTI processors |
09/15/1993 | EP0559849A1 Vehicle navigation system |
09/15/1993 | EP0334897B1 Rotor recognition system |
09/15/1993 | EP0331728B1 Apparatus for detecting materials buried under the ground |
09/14/1993 | US5245347 All weather tactical strike system (AWTSS) and method of operation |
09/14/1993 | US5245346 Interrogator/transponder system and mobile transponder device |
09/11/1993 | CA2091234A1 Method and device for detecting by a phase analysis pulse mixtures received by a secondary radar |
09/09/1993 | DE4207627A1 High-resolution pulse radar method using pseudo-statistical modulation - produces time-transformed IF signal from transmission and scanning pulses with slightly different repetition rates |
09/08/1993 | EP0559546A1 Low cost microwave antenna for transmitter and/or receiver for a vehicle and a headlight light bulb for its realisation |
09/08/1993 | EP0559351A1 Systems for measuring the propagation delay of a two-way communications network |
09/07/1993 | US5243564 Doppler-effect vehicle ground-speed detecting apparatus having means for detecting vehicle body inclination |
09/07/1993 | US5243349 Method of processing digital data samples |
09/01/1993 | EP0558026A1 An obstacle detecting device for a vehicle |
09/01/1993 | EP0557945A2 Ranging, detection and resolving in a multislope frequency modulated waveform radar system |
08/31/1993 | US5241318 Method and apparatus of generating sum or difference signals corresponding to an apparent beam in a monopulse radar system |
08/31/1993 | US5241317 Method and apparatus for determining target elevation angle, altitude and range and the like in a monopulse radar system with reduced multipath errors |
08/31/1993 | US5241316 Use of iteration to improve the correction of AGC dependent channel-to-channel gain imbalance |
08/31/1993 | US5241313 Angle-of-arrival measurement via time doppler shift |
08/31/1993 | US5241298 Electrically-and-magnetically-coupled, batteryless, portable, frequency divider |
08/26/1993 | DE4205231A1 Tractor tool with sensor controlling pivoted tool blades - has pivot lever for each blade allowing initial rear movement during pivoting out of working position |
08/25/1993 | EP0557160A1 Method and device for elimination of stationary echoes received by radars |
08/25/1993 | EP0556277A1 Dual mode electronic identification system |
08/25/1993 | EP0556259A1 Information transmission system with electromagnetic waves, especially microwaves |
08/24/1993 | US5239309 Ultra wideband radar employing synthesized short pulses |
08/19/1993 | WO1993016531A1 A system for the transmission of information by microwaves and a communication device to be used in such a system |
08/19/1993 | WO1993016397A1 Electromagnetic detection system for parking operation |
08/19/1993 | WO1993016140A1 Polyamidoamines in the circulating waters of wet separators |
08/19/1993 | WO1993015931A2 Motor vehicle display system and ranging device |
08/19/1993 | DE4204804A1 Polyamidoamine in umlaufwaessern von nassabscheidern Polyamidoamines umlaufwaessern scrubbers |
08/19/1993 | CA2129673A1 Electromagnetic detection system for parking operation |
08/18/1993 | EP0530271A4 Electronic vehicle toll collection system and method |
08/18/1993 | EP0372058B1 Method and apparatus for determining the position and velocity of a target in inertial space |
08/18/1993 | CN1075366A Radar apparatus provided with a coherent clutter map |
08/17/1993 | US5237330 Intrusion detection device |
08/17/1993 | US5237329 Method of correcting range migration in image generation in synthetic aperture radar |
08/12/1993 | DE4303421A1 Automatic speed control for motor vehicles with unit detecting speed - has plate of variable transparency covering camera and made transparent or non-transparent electronically |
08/12/1993 | DE4203452A1 Radar, microwave and optical measurement pollution in river, stream or canal - using existing structures, e.g. bridges, for mounting sensor, i.e. radar appts., with output fed to local processing unit |
08/12/1993 | DE4203224A1 Controlling command guide beam control for projectile - using several phases for target cover and collision hit |
08/11/1993 | EP0554512A1 Method for recognition of a target |
08/11/1993 | EP0292556B1 Frequency domain, pulse compression radar apparatus for eliminating clutter |
08/10/1993 | US5235341 Method and system for measuring the position of lightning strokes |
08/10/1993 | US5235339 Radar target discrimination systems using artificial neural network topology |
08/10/1993 | US5235338 Moving target detection through range cell migration radar |
08/10/1993 | US5235337 Search and rescue transponder housing |
08/10/1993 | US5235336 Method of bearing determination utilizing a bottom antenna in an aircraft tracking system |
08/05/1993 | WO1993015561A1 Improved transponder for proximity identification system |
08/05/1993 | WO1993015418A1 Device for wireless transfer of information |
08/05/1993 | WO1993015417A1 Device for information transfer |
08/05/1993 | WO1993015414A1 Method and apparatus for determining parameters of the motion of an object |
08/05/1993 | DE4200076A1 Acoustic surface wave effect sensor with remote interrogation for e.g. ID tag |
08/05/1993 | DE4142091A1 Identification system for reception of traffic information by vehicle - stores encoded information from passive roadside transponder in computer memory for reproduction by dashboard instruments |
08/04/1993 | EP0553094A1 Device for information transmission. |
08/03/1993 | US5233354 Radar target discrimination by spectrum analysis |
08/03/1993 | US5233353 System for measuring the distance between two stations mobile with regard to one another |
08/03/1993 | US5233352 Level measurement using autocorrelation |
08/03/1993 | US5233351 Local oscillator arrangement for a monopulse receiver in a semiactive missile guidance system |
07/29/1993 | DE4202009A1 Transceiver broad-band antenna for radio identification - has phase-shifter connected to resonant-circuit capacitor and inductors wound on ellipsoid core |
07/28/1993 | EP0386039B1 Traffic advisory-vertical speed and radar display |
07/28/1993 | EP0364469B1 Synthetic aperture radar |
07/28/1993 | EP0289553B1 Monopulse antenna with improved sidelobe suppression |