Patents
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)
09/1995
09/19/1995US5451959 Transponder arrangement
09/19/1995US5451958 Dual standard RF-ID system
09/19/1995US5451957 Radar device for obstacle warning
09/19/1995US5451820 Automatic starting and stopping apparatus for an engine
09/14/1995WO1995024797A1 Compatible interactive tv and multimedia delivery system
09/14/1995DE4407823A1 Level measurement appts.
09/14/1995DE4407369A1 Transition time measurement method
09/13/1995EP0671636A1 Method of evaluating the image quality of a synthetic aperture radar
09/13/1995EP0671635A1 Method and apparatus for transmission and RF positioning with multiple access using spread sprectrum technique
09/13/1995EP0671634A2 Control target surveillance system
09/13/1995EP0406365B1 Digital range correlator
09/12/1995US5450329 Vehicle location method and system
09/12/1995US5450089 Monopulse thresholding
09/12/1995US5450088 Transponder arrangement
09/12/1995US5450087 Transponder maintenance mode method
09/12/1995US5450062 Detection system with reduced sensitivity to pin diode effect
09/12/1995US5450057 For a vehicle
09/12/1995CA2010206C Pulse-spacing decoding
09/06/1995EP0670558A2 Modulated backscatter wireless communication system having an extended range
09/06/1995EP0670048A1 Level measurement process based on the radar principle
09/06/1995CN1107785A Apparatus for and method of preventing car collision utilizing laser
09/05/1995US5448768 Aircraft data communication employing existing voice channels
09/05/1995US5448501 Electronic life detection system
09/05/1995US5448245 Signal processing apparatus in radar
09/05/1995US5448244 Time-sharing radar system
09/05/1995US5448243 System for locating a plurality of objects and obstructions and for detecting and determining the rolling status of moving objects, such as aircraft, ground vehicles, and the like
09/05/1995US5448242 Modulation field detection, method and structure
09/05/1995US5448241 Radar signal processing method
09/05/1995US5448221 Dual alarm apparatus for monitoring of persons under house arrest
09/05/1995US5448110 Sticker
09/05/1995US5447779 Resonant tag and method of manufacturing the same
09/05/1995CA2020657C Pulse radar apparatus and pulse discriminator suitable for pulse radar
08/1995
08/31/1995DE4406404A1 Determining position and movement of object, esp. for vehicle position sensor
08/31/1995DE4406339A1 Optical warning system for distance between road vehicles
08/30/1995EP0669539A1 Method and device for preventing collisions between vehicles
08/30/1995EP0669119A1 Guiding device
08/30/1995EP0669006A1 Radar telemeter
08/30/1995EP0669005A1 Microwave doppler module.
08/29/1995US5446470 Low-cost compact microwave antenna for a transmitter and/or receiver system mounted in a vehicle
08/29/1995US5446462 Extremely high frequency vehicle identification and communication system
08/29/1995US5446461 Concrete penetrating imaging radar
08/29/1995CA2009965C Data link using electronically steerable beam
08/24/1995WO1995022770A1 Identification tag operating with acoustic surface waves
08/24/1995DE4405647A1 Mit akustischen Oberflächenwellen arbeitende Identifizierungsmarke Surface acoustic wave working identification mark
08/22/1995US5444742 System for bidirectional data transmission between a plurality of stationary units and a vehicle
08/22/1995US5444448 Arrangement interrogation unit for transponder
08/17/1995DE4404735A1 Radar examination of identification mark, e.g. of aircraft or ship
08/16/1995EP0667538A2 Non-contact type wave signal observation apparatus
08/16/1995EP0667537A2 Positioning with RF-ID transponders
08/16/1995EP0667536A2 Method and device for testing a FM-CW radar
08/16/1995EP0667020A1 Method, apparatus and system for transmitting and receiving data in a moving linear chain
08/16/1995EP0666989A1 Method and circuits for the transmission of data between an interrogator station and a transponder station
08/16/1995EP0666988A1 Differential gps landing assistance system.
08/15/1995US5442364 Alignment and beam spreading for ground radial airborne radar
08/15/1995US5442362 Radar apparatus
08/15/1995US5442361 Microwave transceiver using a reflection pumped mixer
08/15/1995US5442359 Apparatus and method for mitigating range-doppler ambiguities in pulse-doppler radars
08/15/1995US5442357 Radar transponder
08/15/1995US5442356 Airborne system for operation in conjunction with a marker beacon
08/15/1995CA1336724C Full duplex transponder system
08/11/1995CA2115392A1 Identification of objects by colour for selective application of weed control chemicals
08/10/1995WO1995021430A1 A security system
08/10/1995WO1995021388A1 Air traffic surveillance and communication system
08/10/1995WO1995021387A1 Signal processing for ultra-wideband impulse radar
08/10/1995CA2182562A1 Air traffic surveillance and communication system
08/10/1995CA2157016A1 Signal processing for ultra-wideband impulse radar
08/10/1995CA2118140A1 Detection and mapping of hydrocarbon reservoirs with radar waves
08/09/1995EP0666545A1 Image-based detection and tracking system and processing method employing clutter measurements and signal-to-clutter ratios
08/09/1995CN1106579A Modulated backscatter microstrip patch antenna
08/08/1995US5440483 Process and device for evaluating the precipitations over an area of terrain
08/08/1995US5440357 Vari-lens phoropter and automatic fast focusing infinitely variable focal power lens units precisely matched to varying distances by radar and electronics
08/08/1995US5440312 Auto correlation technique for -co-ordinate registration
08/08/1995US5440311 Complementary-sequence pulse radar with matched filtering and Doppler tolerant sidelobe suppression preceding Doppler filtering
08/08/1995US5440310 Bandwidth synthesized radar level measurement method and apparatus
08/08/1995US5440309 Method of extracting motion errors of a carrier bearing a coherent imaging radar system from radar raw data and apparatus for carrying out the method
08/08/1995US5440275 Marker sweep linearization system and method
08/08/1995CA2030913C Highway vehicle identification system with high gain antenna
08/03/1995DE3825877C1 Monopulse target following radar arrangement
08/02/1995EP0646266A4 Method and apparatus for theft detection using digital signal processing.
08/01/1995US5438335 Responder unit for transponder arrangement
08/01/1995US5438334 Rainfall detection
08/01/1995US5438318 Movement detector for detecting movement within a predetermined space
07/1995
07/27/1995WO1995020172A1 Vehicular radar wayside transponder system
07/27/1995WO1995020171A1 Process and device for detecting vital functions in living bodies
07/27/1995WO1995020170A1 Process and device for sensing living bodies
07/27/1995WO1995020169A1 A fmcw radar system
07/27/1995DE4403190C1 Determining position of aircraft
07/26/1995EP0664447A1 Method and apparatus for measuring phase difference
07/26/1995EP0664009A1 Burst tone range processing system and method
07/25/1995US5436847 Method for determining a periodic pattern in a line spectrum
07/25/1995US5436631 System for targeted braking of vehicles
07/25/1995US5436580 Method and circuitry for determining the beginning of echo pulses
07/20/1995WO1995019547A1 Threat avoidance system and method for aircraft
07/20/1995WO1995019545A1 Method and system for managing aircraft threat data
07/20/1995WO1995019544A1 Device executing intervisibility calculation
07/20/1995WO1995019543A1 Covert flight data processor
07/20/1995DE4426090A1 Safety system for car passengers and bodywork
07/20/1995CA2181466A1 Covert flight data processor
07/20/1995CA2181458A1 Method and system for managing aircraft threat data
07/20/1995CA2181455A1 Device executing intervisibility calculation