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)
11/1985
11/27/1985EP0162646A2 Ground speed sensor
11/27/1985EP0162351A2 Method of estimating trajectories and apparatus therefor
11/27/1985EP0162258A1 Radar device
11/26/1985US4555706 Simultaneous nulling in the sum and difference patterns of a monopulse radar antenna
11/26/1985US4555705 System for providing a summarized information on the line spectrum from a Doppler radar spectrum analyzer
11/26/1985US4555704 Range reply search apparatus
11/26/1985US4555703 Environmental mapping system
11/21/1985EP0161779A1 Identification systems
11/21/1985EP0161598A1 Radar system
11/19/1985US4554547 In airborne distance measuring equipment
11/19/1985US4554546 Receiver for a sounder permitting the detection and measurement of phonomena linked with the earths environment
11/19/1985CA1196999A1 Adaptive threshold detection utilizing a tapped charge transfer device delay line
11/12/1985US4553144 Ground surveillance Doppler radar
11/06/1985EP0160383A1 Multiple frequency side lobe interference rejector
11/05/1985US4551724 Method and apparatus for contour mapping using synthetic aperture radar
11/05/1985CA1196408A1 Surveillance system employing a dual function floor mat radiator
10/1985
10/30/1985EP0159844A2 Multi-frequency lane identification system
10/30/1985EP0159380A1 Radar distance measuring apparatus
10/30/1985EP0159321A1 Scanning of the dead angle of the optical rear-viewing for vehicles
10/29/1985US4550377 Proximity flute detection
10/29/1985US4550318 Retrospective data filter
10/23/1985EP0158731A1 Microwave intrusion detection system
10/22/1985US4549264 Time and accounting system
10/22/1985US4549184 Moving target ordnance control
10/22/1985US4549183 Interference suppressor for an electronically or mechanically scanning monopulse radar generating sum and difference signals from received microwave energy
10/22/1985US4549181 Moving obstacle detection system for a vehicle
10/22/1985CA1195759A1 Remote identification of objects
10/15/1985US4547775 Frequency agile imaging radar with error frequency correction
10/08/1985US4546356 Process for the protection of a radar against jamming and radar for putting this process into effect
10/08/1985US4546355 Range/azimuth/elevation ship imaging for ordnance control
10/08/1985US4546354 Range/azimuth ship imaging for ordnance control
10/08/1985US4546241 Electronic proximity identification system
10/08/1985CA1194934A1 Boolean filtering method and apparatus
10/02/1985EP0156636A2 The processing of reflected signals
10/02/1985EP0156375A2 Pulse synchronizing apparatus
10/02/1985EP0156084A1 Range measuring method using electromagnetic waves adapted to turbulences of the propagating medium, and range findor using the same
09/1985
09/26/1985WO1985004259A1 Simple passive/active proximity warning system
09/24/1985US4543577 Moving obstacle detection system for a vehicle
09/24/1985US4542657 Ultrasonic system for measuring the velocity of blood and similar liquids
09/17/1985US4542382 Search radar apparatus
09/10/1985US4540986 Video processor for air traffic control beacon system
09/10/1985US4540978 Bistatic pulse-overlap Doppler radar intrusion detection apparatus
09/03/1985US4539565 FM/CW radar linearization network and method therefor
08/1985
08/29/1985WO1985003831A1 Identification system
08/28/1985EP0153202A2 Microwave detection system
08/28/1985EP0153130A2 Moving target indicator
08/28/1985EP0152984A1 Device for determining the starting moment of the forefront of a high-frequency pulse
08/27/1985US4538152 Surveillance radar system which is protected from anti-radar missiles
08/27/1985US4538150 Self-calibration of stacked beam radar
08/27/1985US4538149 Signal generator
08/27/1985US4538148 Coherent radar
08/21/1985EP0152192A2 Microwave electromagnetic borehole dipmeter
08/21/1985EP0151821A1 Pulse radar apparatus employing a plurality of pulse repetition periods
08/20/1985US4536764 Method of counting multiple targets in the post detection processing of a radar
08/20/1985US4536763 On-board orientation device for aircraft
08/20/1985CA1192291A1 Collision avoidance systems
08/20/1985CA1192286A1 Three-axis angle sensor
08/15/1985WO1985003588A1 Electronic surveillance system employing the doppler effect
08/15/1985WO1985003579A1 Range limited coherent frequency doppler surveillance system
08/15/1985WO1985003566A1 Terrain advisory system
08/13/1985US4534629 Motion picture camera automatic focusing system
08/07/1985EP0150382A2 Informations transmitting system
08/06/1985US4533918 Pilot assistance device
08/06/1985US4533917 Multiple frequency side lobe interference rejector
08/06/1985US4533916 Monopulsed radar system for tracking ground targets
08/06/1985US4533915 Radar terrain signal suppressor
08/06/1985US4533871 Range-enable information system for plural mobile objects
07/1985
07/31/1985EP0149981A2 Adaptive radar signal processor for the detection of the useful echo and the cancellation of clutter
07/30/1985US4532603 Chirp transform correlator
07/30/1985US4532520 Target detection systems
07/30/1985US4532516 Calibrator for distance measuring equipment
07/30/1985US4532515 Angle of arrival measurements for two unresolved sources
07/30/1985US4532511 Automatic vehicle identification system and method
07/24/1985EP0149240A2 Resonant tag circuits useful in electronic security systems
07/23/1985US4531195 Polychromatic time-integrating optical processor for high-speed ambiguity processing
07/23/1985US4531125 Three-dimensional air space surveillance radar
07/23/1985CA1190979A1 Chirp transform correlator
07/18/1985WO1985003134A1 Radar detection and signal processing circuit
07/16/1985US4529985 MTI Velocity discriminator
07/16/1985US4529984 Pulse signal quantification device for secondary radar
07/16/1985US4529983 Apparatus and method for the correction of attenuation-induced errors in a weather radar receiver
07/16/1985US4529972 Signal transmitting and receiving arrangements
07/10/1985EP0147829A2 Multi-frequency radar for underground investigation
07/09/1985US4528565 Pulse doppler radar receiver with a circuit for reducing spurious signals
07/03/1985EP0147305A2 Discrimination apparatus for radar echos
07/03/1985EP0146851A2 System and method for automatically controlling vehicle speed
07/02/1985US4527161 3D Imaging with stepped frequency waveforms and monopulse processing
07/02/1985US4527160 Doppler radar type speedometer
07/02/1985US4527159 Threshold circuit for radar video data
07/02/1985US4527151 Method and apparatus for intrusion detection
07/02/1985CA1189937A1 Radar systems employing two kinds of pulses
06/1985
06/26/1985EP0146214A1 Radar receiving circuits
06/26/1985EP0145989A1 System and method for automatically controlling vehicle speed
06/25/1985CA1189569A1 Method and apparatus for single pulse electromagnetic measurements of soil conductivity and dielectric constant
06/19/1985EP0145056A2 Digital pulse compression filter
06/19/1985EP0144837A2 An electronic vehicle position indicator
06/18/1985US4524363 P2 Polyphase code expander-compressor
06/18/1985US4524362 Phase coded pulse expander-compressor
06/18/1985US4524361 Radar systems employing two kinds of pulses
06/18/1985US4524360 Pulse radar apparatus