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)
11/1994
11/23/1994EP0625715A1 Method for target recognition and/or for determination of target data
11/23/1994EP0625714A1 Method of transmitting a data message stored in a transponder device to an interrogating device
11/23/1994EP0625713A2 Method and system for tracking multiple regional objects
11/22/1994US5367533 Dynamic capacity allocation CDMA spread spectrum communications
11/22/1994US5367303 Parallel observer spatial evaluator
11/17/1994EP0624918A1 Full aperture interleaved space duplexed beamshaped microstrip antenna system
11/17/1994EP0624805A1 Method for improving weapon aiming by means of forerunner shell, and corresponding shell
11/17/1994DE4316167A1 Device for site protection (grounds protection)
11/16/1994CN2183001Y Intelligent digital treatment arrangement for gun speed radar
11/15/1994US5365551 Data communication transceiver using identification protocol
11/15/1994US5365544 CDMA communications and geolocation system and method
11/15/1994US5365516 Communication system and method for determining the location of a transponder unit
11/15/1994US5365236 Automatic global radar/IR/Esm track association based on ranked candidate pairings and measures of their proximity
11/15/1994US5365235 Method and apparatus for reducing residual RF power in a transmitter/receiver antenna
11/15/1994US5365178 Electrical device for liquid level measurements in industrial tanks and the like
11/10/1994WO1994026043A1 A system for wireless and encrypted transmission of information
11/09/1994EP0623260A1 Improved transponder for proximity identification system.
11/09/1994EP0623220A1 Three dimensional interferometric synthetic aperture radar terrain mapping employing altitude measurement
11/09/1994EP0623219A1 Device for wireless transfer of information
11/09/1994EP0623037A1 Method and apparatus for determining parameters of the motion of an object
11/09/1994EP0457880B1 Airborne iff antenna with switchable multiple diagrams
11/08/1994US5363109 Method of correcting measurement errors caused by clock deviations in a secondary radar system
11/08/1994US5363108 Time domain radio transmission system
11/08/1994US5363050 Quantitative dielectric imaging system
11/08/1994CA2003469C Discrete autofocus for ultra-high resolution synthetic aperture radar
11/08/1994CA1332973C System for discriminating multiple backscatter-modulated signals
11/03/1994DE4314216A1 Arrangement for locating an object
11/02/1994EP0622639A2 Meteorological workstation
11/02/1994EP0622638A2 Modular solid-state radar transmitter apparatus and method for producing variable waveforms
11/01/1994USRE34773 Driver alerting device
11/01/1994US5361212 Differential GPS landing assistance system
11/01/1994US5361072 Gated FMCW DF radar and signal processing for range/doppler/angle determination
11/01/1994US5361071 Microwave identification system
11/01/1994US5361070 Ultra-wideband radar motion sensor
11/01/1994US5359934 Directional warhead fuze
11/01/1994CA1332847C Ground probing radar method and apparatus
11/01/1994CA1332846C High resolution short range pulse radar
10/1994
10/27/1994WO1994024788A1 Ultra-wideband receiver
10/27/1994WO1994024582A1 In flight doppler weather radar wind shear detection system
10/27/1994WO1994024581A1 Scaled multiple function nonlinear fm waveform
10/27/1994WO1994024580A2 Apparatus and method for displacement determination, data transfer and assessment
10/27/1994WO1994024579A1 Ultra-wideband radar motion sensor
10/27/1994WO1994023981A1 Obstacle-detection device
10/26/1994EP0621573A1 method and device for speed measurement
10/26/1994EP0621492A1 Method of performing beam compression of radar antenna patterns
10/26/1994EP0620923A1 Process and circuit for data transfer between two stations
10/25/1994US5359575 Underwater pulse tracking system
10/25/1994US5359334 X-scan aircraft location systems
10/25/1994US5359331 Monostatic radar system having a one-port impedance matching device
10/25/1994US5359330 Microburst precursor detection utilizing microwave radar
10/25/1994US5359329 For canceling signals from a jammer entering the mainlobe of the antenna
10/25/1994US5359323 Device for remote dialog between a station and one or more portable objects
10/25/1994US5359250 Bulk wave transponder
10/20/1994DE4312001A1 Method for assembling short-duration broad-band pulse signals in one medium
10/19/1994EP0620449A1 Integrity monitor for TCAS mutual suppression
10/19/1994EP0619906A1 Passive surface wave sensor which can be wirelessly interrogated.
10/19/1994CN1093812A Radar apparatus
10/18/1994US5357438 Anti-collision system for vehicles
10/18/1994US5357256 Radar receiver with adaptive clutter threshold reference
10/18/1994US5357255 System for the remote display of output data of at least one radar
10/18/1994US5357253 System and method for earth probing with deep subsurface penetration using low frequency electromagnetic signals
10/18/1994CA2015254C Responsive simultaneous frequency agile radar
10/13/1994WO1994023542A1 Improved portable power source and rf tag utilizing same
10/13/1994WO1994023351A1 Localising system
10/13/1994WO1994022693A1 Vehicle occupant position and velocity sensor
10/13/1994WO1994022295A1 Internal type individual identification apparatus for animals
10/13/1994DE4311473A1 Rescue procedure for a person who has fallen overboard from a ship, and arrangement for carrying out the procedure
10/12/1994EP0619622A2 Monopulse array system with airstripline multi-port network
10/12/1994EP0619050A1 Apparatus and method for pulse compression and pulse generation
10/12/1994EP0619023A1 Doppler tracking method for object imaging from radar returns.
10/12/1994CN1093468A Controllable pulse width modulation measuring method and the apparatus thereof
10/11/1994US5355521 Method for contactless transmission of information using two carrier waves and an intermediate side band on the carrier waves
10/11/1994US5355513 Transponder with reply frequency derived from frequency of received interrogation signal
10/11/1994US5355325 Method and apparatus for correlating object measurements with object measurement estimates
10/11/1994US5355120 Frequency-dividing-transponder tag
10/11/1994US5355118 Vehicle collision alert system
10/11/1994CA1332458C Distance and level measuring system
10/10/1994CA2120540A1 Monopulse array system with air-stripline multi-port network
10/06/1994DE4311103A1 Method and device for recognising faults in glass bodies
10/05/1994EP0618638A1 Antenna isolation for continuous wave radar systems
10/05/1994EP0618460A2 System for determining the position and/or velocity of an object by means of surface wave identification tags, to be used especially for loading and handling systems
10/05/1994EP0618459A2 System for stopping vehicles at a precise position
10/05/1994EP0617797A1 Image synthesis using time sequential holography
10/05/1994EP0617796A1 A digital beamforming array
10/05/1994EP0617795A1 Track filter bias estimation
10/04/1994US5353030 Method for simulating high resolution synthetic aperture radar imagery from high altitude photographs
10/04/1994CA2035811C Polystatic correlating radar
09/1994
09/29/1994DE4309606A1 Method for avoiding collisions between motor vehicles
09/29/1994DE4309599A1 Method and device for detecting an inaminate object having dynamic properties in the ground
09/28/1994EP0617297A2 Radar transponder
09/27/1994US5351269 Overlaying spread spectrum CDMA personal communications system
09/27/1994US5351054 Radar target with delayed reply means
09/27/1994US5351053 Ultra wideband radar signal processor for electronically scanned arrays
09/27/1994US5351052 Transponder systems for automatic identification purposes
09/27/1994US5351045 Low-level wind-shear alert system
09/21/1994EP0616232A2 Traffic radar system
09/21/1994EP0588944A4 An improved miniature transponder device
09/20/1994US5349430 Radar apparatus for a vehicle
09/20/1994US5349359 In signal processing of finite data sequences
09/20/1994US5349358 Method and device to determine the passing to a pre-selected distance of a reflector point by means of the time of propagation of a continuous wave