| 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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| 07/27/1993 | US5231413 Airborne iff antenna with switchable multiple patterns |
| 07/27/1993 | US5231403 Moving target indicator using higher order statistics |
| 07/27/1993 | US5231402 Method for detecting and classifying helicopters |
| 07/27/1993 | US5231400 Covert electronic battlefield identification system |
| 07/27/1993 | US5231393 Mobile speed awareness device |
| 07/27/1993 | CA1320752C Moving target indication unit |
| 07/27/1993 | CA1320751C Fm-cw radar apparatus |
| 07/22/1993 | WO1993014474A1 Method and device for electronic identification |
| 07/22/1993 | DE4201116A1 Ascent monitoring for mines and shafts - involves monitoring roller system with drive chain of tubes by internal optical monitoring of tubes |
| 07/22/1993 | CA2128432A1 Method and device for electronic identification |
| 07/20/1993 | US5230076 Ionospheric sounding |
| 07/20/1993 | US5229885 Infinitely variable focal power lens units precisely matched to varying distances by radar and electronics |
| 07/20/1993 | US5229775 Digital pulse compression apparatus |
| 07/20/1993 | US5229774 FM radar system |
| 07/20/1993 | CA1320564C Beam powered antenna |
| 07/15/1993 | DE4243201A1 Testing system for inspecting walls and rear linings of sewers - has transmitter-receiver unit with aerial installed at transport unit for producing and for receiving microwaves reflected from material. |
| 07/15/1993 | DE4200694A1 Regulating speed and distance from other road vehicles of motor vehicle - allowing driver intervention for control of acceleration followed by re-engagement of system control. |
| 07/15/1993 | DE4200299A1 Homogeneously distributed reflecting object classification by radar echo - recognising Mueller matrix of surface reflecting sequential microwave transmissions from sources with different polarisations |
| 07/14/1993 | EP0550852A1 Apparatus and method for detecting and warning of possible collision with rear of vehicle in front |
| 07/13/1993 | US5228056 Synchronous spread-spectrum communications system and method |
| 07/13/1993 | US5227803 Transponder location and tracking system and method |
| 07/13/1993 | US5227801 High resolution radar profiling using higher-order statistics |
| 07/13/1993 | US5227800 Contraband detection system |
| 07/13/1993 | US5227799 Road void search radar system |
| 07/13/1993 | US5227798 Passive transmitting sensor |
| 07/13/1993 | US5227797 Radar tomography |
| 07/13/1993 | US5227796 Method of detecting the division of a radar target |
| 07/13/1993 | US5227786 Inside/out perspective format for situation awareness displays |
| 07/13/1993 | US5227621 Ultra-wideband high power photon triggered frequency independent radiator |
| 07/08/1993 | WO1993013495A1 Passive surface wave sensor which can be wirelessly interrogated |
| 07/08/1993 | WO1993013432A1 Image synthesis using time sequential holography |
| 07/08/1993 | CA2125879A1 Image synthesis using time sequential holography |
| 07/07/1993 | EP0550399A2 Navigation aid with point of interest visualisation |
| 07/07/1993 | EP0550073A2 System for locating multiple objects and obstacles and for detecting and determining the rolling state of moving objects, such as aircraft, ground vehicles, etc. |
| 07/07/1993 | EP0549909A2 Warning apparatus for a vehicle |
| 07/06/1993 | US5225841 Glittering array for radar pulse shaping |
| 07/06/1993 | US5225839 All weather tactical strike system (AWTSS) and method of operation |
| 07/06/1993 | US5225838 All weather tactical strike system (AWTSS) and method of operation |
| 06/30/1993 | EP0549192A1 Spurious frequency suppressor |
| 06/29/1993 | US5224120 Dynamic capacity allocation CDMA spread spectrum communications |
| 06/29/1993 | US5223851 Apparatus for facilitating interconnection of antenna lead wires to an integrated circuit and encapsulating the assembly to form an improved miniature transponder device |
| 06/29/1993 | US5223847 Pilot warning system |
| 06/29/1993 | US5223842 All weather tactical strike system (AWTSS) and method of operation |
| 06/29/1993 | US5223839 Radar identification |
| 06/29/1993 | US5223837 Anti-exploitation method and apparatus for controlling aircraft IFF |
| 06/24/1993 | WO1994011754A1 Process and circuit for data transfer between two stations |
| 06/24/1993 | WO1993012441A1 Downdraft velocity estimator for a microburst precursor detection system |
| 06/24/1993 | WO1993012440A1 A digital beamforming array |
| 06/24/1993 | DE4243395A1 Coordinated position maintenance of geostationary satellite cluster - measuring satellites optically relative to master within group for accurate control |
| 06/23/1993 | EP0547800A1 Monopulse tracking apparatus |
| 06/23/1993 | EP0547686A1 Radar apparatus provided with a coherent clutter map |
| 06/23/1993 | EP0547202A1 Improved low-level windshear alert system |
| 06/22/1993 | US5221831 Flap-type portal reader |
| 06/20/1993 | CA2085535A1 Radar apparatus provided with a coherent clutter map |
| 06/16/1993 | EP0546812A1 Wide field-of-view fixed body conformal antenna direction finding array |
| 06/16/1993 | EP0546188A1 Pulse compression control system |
| 06/15/1993 | US5220331 Continuous-wave radar set usable as a transmitter for information transmission |
| 06/15/1993 | US5220330 Broadband conformal inclined slotline antenna array |
| 06/15/1993 | US5220329 Monopulse reply extractor for ssr navigation systems |
| 06/15/1993 | US5220328 Target motion detecting impulse doppler radar system |
| 06/10/1993 | WO1993011504A1 Transponder system |
| 06/10/1993 | WO1993011447A1 Radar tracking system having target position dead reckoning |
| 06/10/1993 | WO1993011446A1 Azimuth correction for radar antenna roll and pitch |
| 06/10/1993 | CA2124590A1 Transponder system |
| 06/10/1993 | CA2120236A1 Radar tracking system having target position dead reckoning |
| 06/10/1993 | CA2120235A1 Azimuth correction for radar antenna roll and pitch |
| 06/09/1993 | EP0545473A2 TCAS II pitch guidance control law and display symbol |
| 06/08/1993 | US5218365 Beacon interrogator beamwidth control using sidelobe signal integration in transponders |
| 06/08/1993 | US5218360 Millimeter-wave aircraft landing and taxing system |
| 06/03/1993 | DE4223119A1 Road vehicle speed measurement for in vehicle use - having pair of microwave doppler sensor coupled to correlator to determine propagation delay related to true road speed |
| 06/02/1993 | EP0544546A2 Multiple discrete autofocus |
| 06/02/1993 | EP0544533A1 Improved ISAR imaging radar system |
| 06/02/1993 | EP0544486A1 Post detection integration method and apparatus for pulse compression radar utilizing surface acoustic wave (SAW) matched filters |
| 06/02/1993 | EP0544468A2 A collision avoidance and warning system |
| 06/02/1993 | EP0544306A1 Fourth-order-product phase difference autofocus |
| 06/02/1993 | EP0544280A1 Fast phase difference autofocus |
| 06/02/1993 | EP0544136A1 Antenna structure adapted for communication with an electronic tag implanted in a tire |
| 06/02/1993 | EP0544081A1 Monopulse antenna with improved sidelobe suppression |
| 06/02/1993 | EP0543989A1 Turbulence radar system |
| 06/01/1993 | US5216419 Data carrier identification system |
| 06/01/1993 | US5215159 System for controlling a driving device of a vehicle |
| 05/28/1993 | CA2083907A1 Fourth-order-product phase difference autofocus |
| 05/28/1993 | CA2083906A1 Phase difference autofocus |
| 05/28/1993 | CA2083761A1 Multiple discrete autofocus |
| 05/27/1993 | DE4138050A1 Traffic information indication identification system for road vehicle - has on board active transponder and cooperating passive transponder adjacent traffic information indication |
| 05/26/1993 | EP0543431A1 Self-oscillating mixer circuits, and FMCW radar |
| 05/26/1993 | EP0543064A1 Sequential image synthesizer |
| 05/26/1993 | CN2134661Y Device for preventing vehicles or ships from collision |
| 05/25/1993 | US5214433 Two-stage target tracking system and method |
| 05/25/1993 | US5214410 Location of objects |
| 05/19/1993 | EP0542440A1 Processing method for antenna patterns |
| 05/19/1993 | EP0541544A1 Method for tagging articles used in conjunction with an electronic article surveillance system, and tags or labels useful in connection therewith |
| 05/19/1993 | DE4137790A1 Object identifying recognition device - has identification mark on object as body with recess, facing spatially separate transceiver. |
| 05/19/1993 | CN1072267A Apparatus for observation and identification of helicopters |
| 05/18/1993 | US5212490 Echo ranging system for detecting velocity and range of targets using composite doppler invariant-like transmissions with suppression of false targets |
| 05/18/1993 | US5212489 Echo ranging system for detecting velocity of targets using composite doppler invariant transmissions |
| 05/18/1993 | CA1318013C Decorrelation tolerant coherent radio altimeter |
| 05/12/1993 | EP0541276A1 Broadband conformal inclined slotline antenna array |
| 05/11/1993 | US5210798 Vector neural network for low signal-to-noise ratio detection of a target |
| 05/11/1993 | US5210539 Linear frequency sweep synthesizer |