| 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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| 05/11/1993 | US5210521 Vehicle alarm apparatus and method for preventing injury to nearby persons |
| 05/05/1993 | EP0540249A1 Processing method for antenna patterns |
| 05/04/1993 | USH1181 Method for high resolution radar imagery and accurate dimensional measurements |
| 05/04/1993 | US5208601 All-weather precision landing system for aircraft in remote areas |
| 05/04/1993 | US5208600 Glide slope surveillance sensor |
| 05/04/1993 | US5208591 Method of processing aircraft traffic target replies |
| 05/04/1993 | US5208587 Low-level wind-shear alert system |
| 05/04/1993 | US5208563 Radio frequency circuit |
| 04/29/1993 | WO1993008643A1 Apparatus and method for pulse compression and pulse generation |
| 04/27/1993 | US5206655 High-yield active printed-circuit antenna system for frequency-hopping space radar |
| 04/27/1993 | US5206654 Passive aircraft monitoring system |
| 04/27/1993 | US5206652 Doppler radar/ultrasonic hybrid height sensing system |
| 04/27/1993 | US5206639 Single antenna dual frequency transponder |
| 04/21/1993 | EP0538096A1 Method and device of measuring short distances by analyzing the propagation delay of a wave |
| 04/21/1993 | EP0537841A1 Apparatus for the observation and identification of helicopters |
| 04/20/1993 | US5204684 Device for digital telemetry and a radar system incorporating such a device |
| 04/20/1993 | US5204682 Doppler radar speed sensor |
| 04/20/1993 | US5204681 Radio frequency automatic identification system |
| 04/20/1993 | CA1316583C Traffic monitoring device |
| 04/17/1993 | CA2080039A1 Apparatus for the observation and identification of helicopters |
| 04/15/1993 | WO1993007509A1 Radar target with delayed reply means |
| 04/15/1993 | DE4133449A1 Road junction traffic lights circuit - uses sensor, e.g. radar type, working on IR or microwave basis |
| 04/13/1993 | US5202692 Millimeter wave imaging sensors, sources and systems |
| 04/13/1993 | US5202691 Hick's probabilistic data association method |
| 04/13/1993 | US5202690 Automatic horizontal and vertical scanning radar |
| 04/13/1993 | US5202684 System of an aircraft collision avoidance system for suppressing useless alarms |
| 04/13/1993 | CA1316240C Aircraft radar system |
| 04/13/1993 | CA1316238C Weather radar with turbulence detection |
| 04/07/1993 | EP0535957A2 Noise correction in radars for diffuse targets |
| 04/07/1993 | EP0535780A1 A compact, flexible, and integrated millimeter wave radar sensor |
| 04/07/1993 | EP0535196A1 Process and arrangement for retroreflective measurement of distance. |
| 04/06/1993 | US5201060 Baseband signal communication apparatus |
| 04/06/1993 | US5200901 In a data processing system |
| 04/06/1993 | US5200755 Bistatic radar system |
| 04/06/1993 | US5200754 Fourth-order-product phase difference autofocus |
| 04/06/1993 | US5199705 Baseball radar speed sensor and catcher's chest protector |
| 04/01/1993 | WO1993006504A1 Radio frequency automatic identification system |
| 04/01/1993 | WO1993006500A2 Three dimensional interferometric synthetic aperture radar terrain mapping employing altitude measurement |
| 03/31/1993 | EP0534730A1 Method for locating and examining cavities under paved roads |
| 03/31/1993 | EP0534069A2 Method for radar signal processing |
| 03/31/1993 | EP0534056A1 Method and device for measuring the speed of a moving object using at least one doppler radar sensor |
| 03/30/1993 | US5198823 Passive secondary surveillance radar using signals of remote SSR and multiple antennas switched in synchronism with rotation of SSR beam |
| 03/30/1993 | US5198819 Weather radar display system |
| 03/30/1993 | US5198607 Laser anti-missle defense system |
| 03/25/1993 | DE4117157A1 Electromagnetic location system for objects, having transponder - reacts to transmitters producing two frequency signals interacting in intermodulation process |
| 03/24/1993 | EP0533525A1 System measuring the distance between two stations, one with respect to the other |
| 03/24/1993 | EP0533223A1 Method and apparatus for the determination of the height of a target |
| 03/24/1993 | EP0533220A1 Target distinction method, especially for HPRF Doppler radar |
| 03/24/1993 | EP0533062A1 Antenna for transceiver devices or the like |
| 03/24/1993 | EP0288578B1 Method of detecting object and apparatus therefor |
| 03/23/1993 | US5196856 Passive SSR system utilizing P3 and P2 pulses for synchronizing measurements of TOA data |
| 03/23/1993 | US5196855 Secondary surveillance radar system |
| 03/23/1993 | US5196854 Inflight weather and ground mapping radar |
| 03/23/1993 | US5196826 Sensor for detecting the passage of a person or an animal in a field of view |
| 03/18/1993 | WO1993005408A1 High resolution holographic surveillance system |
| 03/18/1993 | WO1993003396A3 Vehicle navigation system |
| 03/17/1993 | EP0531877A1 FM radar system |
| 03/17/1993 | EP0205526B1 Image filtering apparatus and method |
| 03/16/1993 | US5194870 Radar receiver |
| 03/16/1993 | US5194734 Apparatus and method for indicating a contour of a surface relative to a vehicle |
| 03/16/1993 | CA1314610C Electromagnetic identification and location system |
| 03/16/1993 | CA1314609C Distributed-array radar system comprising an array of interconnected elementary satellites |
| 03/11/1993 | DE4129580A1 Doppler effect vehicle speed measuring equipment - has numerically controlled oscillator for sum and difference frequencies from processed Janus aerial system |
| 03/10/1993 | EP0530271A1 Electronic vehicle toll collection system and method |
| 03/10/1993 | CN1069808A 确定目标高度的方法与装置 Determine the height of the target method and apparatus |
| 03/09/1993 | US5192956 Cascaded complementary phase code compressor |
| 03/09/1993 | US5192955 Individual target angle measurements in a multiple-target environment |
| 03/09/1993 | US5192952 Method and apparatus for transmitting electromagnetic signals into the earth from a capacitor |
| 03/04/1993 | WO1993004510A1 Radar reflectors |
| 03/04/1993 | WO1993004460A1 Enlarged area addressable matrix |
| 03/04/1993 | WO1993004382A1 Method and apparatus for radar measurement of ball in play |
| 03/04/1993 | DE4129096A1 Appts. for radar observation of earth surface - involves flying body in circulating path carrying at least one radio installation, body being unmanned |
| 03/04/1993 | DE4128360A1 Identification appts. for moving vehicles - uses aerials on information carrier and checking device with reflectors for data exchange |
| 03/04/1993 | CA2115827A1 Method and apparatus for radar measurement of ball in play |
| 03/03/1993 | EP0530073A1 System for data exchange using microwaves, with simultaneous transmission and reception |
| 03/03/1993 | EP0529704A1 Radar apparatus |
| 03/03/1993 | CN1019997C Method for measuring length, and apparatus for implementing method |
| 03/02/1993 | US5191347 Pulsed Doppler radar system |
| 03/02/1993 | US5191346 Device for measuring the distance to a runway for an aerial vehicle |
| 03/02/1993 | US5191345 Circuit to increase the information bit rate in a system for the exchange of data |
| 03/02/1993 | US5191344 Method for digital generation of sar images and apparatus for carrying out said method |
| 03/02/1993 | US5191343 Radar target signature detector |
| 03/02/1993 | US5191341 System for sea navigation or traffic control/assistance |
| 03/02/1993 | US5191337 Ranging, detection and resolving in a multislope frequency modulated waveform radar system |
| 03/02/1993 | CA1314086C Stabilising air to ground radar |
| 02/25/1993 | DE4141446C1 Measuring thickness of layer of water, snow or ice - evaluating reflected EM radiation directed at inclined angle from above surface e.g. road |
| 02/25/1993 | DE4127892A1 Doppler sensor for microwave range and monolithic integration - has microwave transistor with nonlinear characteristic which is feedback coupled for self oscillating mode |
| 02/25/1993 | DE4119612A1 Sensor device for land mine |
| 02/24/1993 | EP0528448A2 Dual mode video tracker |
| 02/24/1993 | EP0528077A1 Airborne radar system with a camera for tracking low flying objects |
| 02/24/1993 | CA2076469A1 Microwave data exchange system with simultaneous transmission and reception |
| 02/23/1993 | US5189428 Method for the processing of a digitally encoded pulse signal |
| 02/23/1993 | US5189427 Fmcw radar linearizer |
| 02/23/1993 | US5189426 Doppler frequency spectrum de-emphasis for automotive collision avoidance radar system |
| 02/23/1993 | US5189425 Method and apparatus for monitoring vehicular traffic |
| 02/23/1993 | US5189424 Three dimensional interferometric synthetic aperture radar terrain mapping employing altitude measurement and second order correction |
| 02/18/1993 | WO1993003508A1 Asr system for microburst detection |
| 02/18/1993 | WO1993003398A1 Pulse time of arrival detection apparatus for precision distance measuring equipment applications |
| 02/18/1993 | WO1993003397A1 Monopulse reply extractor for ssr navigation systems |
| 02/18/1993 | WO1993003396A2 Vehicle navigation system |