Patents for G01S 5 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations (29,969) |
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05/10/1989 | EP0315411A1 Improvements in or relating to a target tracking system |
05/10/1989 | EP0315377A2 A Loran-C navigation system |
05/09/1989 | US4828382 Passive radio altimeter |
05/05/1989 | WO1989004002A2 Vehicle location system accuracy enhancement for airborne vehicles |
04/19/1989 | EP0312481A2 Method to determine the position and the state of an object using ultrasonics |
04/18/1989 | CA1252856A1 Navigation, communication, and surveillance system based on dme |
04/12/1989 | EP0310939A2 Satellite-based vehicle communication/position determination system |
04/11/1989 | US4821294 Digital signal processor and processing method for GPS receivers |
04/11/1989 | US4820041 Position sensing system for surveying and grading |
04/06/1989 | WO1989003076A1 Automatic vehicle guidance systems |
04/06/1989 | WO1989003075A1 Automatic vehicle guidance systems |
04/06/1989 | WO1989003049A1 Position meter using laser beam |
04/06/1989 | WO1989003048A1 Apparatus and method for receiving and processing loran signals |
04/05/1989 | EP0309545A1 Liquid impoundment survey vehicle incorporating positioning finding and tracking system |
04/04/1989 | US4819053 Single-point locating system |
04/04/1989 | US4818998 Method of and system and apparatus for locating and/or tracking stolen or missing vehicles and the like |
04/04/1989 | US4818107 System for measuring the position of a moving body |
03/28/1989 | US4815840 Position locating system for a vehicle |
03/22/1989 | EP0308222A2 Point location determination at or close to the surface of the sea |
03/21/1989 | US4814994 Relative position navigation system with means for computing synthetic azimuth |
03/21/1989 | US4814771 Apparatus and method for receiving and proessing Loran signals |
03/21/1989 | US4814552 For entering information into an electronic system |
03/21/1989 | US4813877 Remote strafe scoring system |
03/15/1989 | EP0306942A2 Propagation time detecting system with use of detected phase difference of transmitted and received subcarrier |
03/15/1989 | EP0306577A2 System and method for determining the position of a person or other body |
03/14/1989 | US4812852 Locating system and method |
03/14/1989 | US4812812 Apparatus and method for determining the position and orientation of a remote object |
03/14/1989 | CA1251277A1 Remote actuation device |
03/08/1989 | EP0305780A1 Method and apparatus for error reduction in the measurement of the spatial movement of points to be measured by means of ultrasonic signals |
03/07/1989 | US4811250 Deviation measurement system |
03/07/1989 | US4811228 Method of navigating an automated guided vehicle |
03/01/1989 | EP0304448A1 Relative position indicating means and method |
03/01/1989 | EP0181392B1 Interferometric radiometer |
02/28/1989 | US4809006 Satellite communications using the telemetry tracking and control system |
02/28/1989 | US4809005 Determining ship towed sensor position information |
02/23/1989 | WO1989001637A1 Navigation and tracking system |
02/21/1989 | US4807256 Global position system receiver |
02/21/1989 | US4806940 Navigation mode selection apparatus |
02/21/1989 | US4806936 Method of determining the position of multiple targets using bearing-only sensors |
02/15/1989 | EP0303371A1 Navigation and tracking system |
02/14/1989 | US4805160 Data transmission method for ocean acoustic tomography |
02/07/1989 | US4803631 Doppler-adaptive filter for non-zero mean dropout noise |
02/07/1989 | CA1249873A1 Radio ranging, navigation, and location system with correction for systematic errors |
02/01/1989 | EP0301019A1 Method for the three-dimensional surveillance of the object space. |
01/24/1989 | US4800577 GPS receiver |
01/24/1989 | US4800391 Method of and apparatus for message communication on Loran-C navigational signal broadcasts and the like with reduced navigation errors |
01/17/1989 | US4799062 Radio position determination method and apparatus |
01/17/1989 | CA1249033A1 Satellite-based position determination and message transfer system with monitoring of link quality |
01/11/1989 | EP0298571A1 Position identification |
01/10/1989 | US4797677 Method and apparatus for deriving pseudo range from earth-orbiting satellites |
01/10/1989 | US4797557 Position sensing system for a moving object wherein a lens focuses light onto a radiation sensitive matrix |
01/04/1989 | EP0297665A2 Radiation source detection |
12/20/1988 | US4792806 Lightning position and tracking method |
12/13/1988 | US4791572 Method for accurately displaying positional information on a map |
12/13/1988 | CA1246724A1 Global positioning system course acquisition code receiver |
12/06/1988 | USH549 Apparatus and method for locating towed seismic apparatus |
12/01/1988 | WO1988009515A1 Locating process for localizing unknown receiver or transmitter positions |
12/01/1988 | DE3816462A1 Method for transmitting signals via a narrowband channel |
11/30/1988 | EP0292744A2 Procedure for determining the position of cable sections towed behind a ship |
11/30/1988 | EP0292487A1 Spread-spectrum multiplexed transmission system. |
11/24/1988 | DE3714776A1 Optoelectronic measuring arrangement |
11/22/1988 | US4786186 Stirrer for use in liquid storage tanks, and a method for determining its position in the tank |
11/22/1988 | US4786167 For identifying/determining angular location of light beacons |
11/15/1988 | US4785463 Digital global positioning system receiver |
11/10/1988 | DE3713778A1 Anordnung und verfahren zur positionsbestimmung und kollisionsverhuetung Arrangement and method for position determination and kollisionsverhuetung |
11/10/1988 | DE3446658A1 Filter for determining target data |
11/01/1988 | US4782450 Method and apparatus for passive airborne collision avoidance and navigation |
11/01/1988 | US4782328 Ambient-light-responsive touch screen data input method and system |
10/26/1988 | EP0288374A1 Passive telemetry method using sound |
09/27/1988 | US4774518 Loran-C signal phase tracking apparatus |
09/27/1988 | US4774515 Attitude indicator |
09/22/1988 | WO1988007207A1 Liquid impoundment survey vehicle incorporating positioning finding and tracking system |
09/21/1988 | EP0283302A2 Techniques for determining orbital data |
09/21/1988 | EP0282548A1 Electro-optic space positioner with background compensator |
09/15/1988 | DE3706859A1 Hit image determination |
09/07/1988 | WO1988006738A1 Relative position indicating means and method |
09/07/1988 | EP0281135A1 Portable hit indicator apparatus |
08/30/1988 | US4768153 Automatic pilot system |
08/30/1988 | US4768036 Collision avoidance system |
08/30/1988 | CA1241417A1 Position determining navigational system |
08/24/1988 | EP0279184A1 Impact localising method using an acoustic emission monitoring system, in particular for pressure-retaining boundaries in power plants |
08/10/1988 | EP0277231A1 Distributed kalman filter |
07/20/1988 | EP0274834A1 Fast sequencing demodulation method and apparatus |
07/19/1988 | US4758959 Vehicle navigation system provided with an adaptive inertial navigation system based on the measurement of the speed and lateral acceleration of the vehicle and provided with a correction unit for correcting the measured values |
07/19/1988 | US4758691 Apparatus for determining the position of a movable object |
06/30/1988 | WO1988004060A3 Locating system |
06/29/1988 | CN87105803A Location system for means of delivery |
06/28/1988 | US4754465 Global positioning system course acquisition code receiver |
06/28/1988 | US4754283 Codeless GPS sonde |
06/28/1988 | US4754280 Attitude sensing system |
06/23/1988 | DE3642196A1 Optoelectronic collision protection device for vehicles |
06/16/1988 | DE3641626A1 Method for determining the location of a transmitter and a direction-finding receiver for such a method |
06/15/1988 | EP0271176A1 Investigating and controlling the pointing direction of an antenna on board a spacecraft |
06/14/1988 | US4751512 Differential navigation system for remote mobile users |
06/02/1988 | WO1988004060A2 Locating system |
06/01/1988 | EP0269283A1 Position sensing apparatus |
05/24/1988 | US4746924 Apparatus and methods for locating a target utilizing signals generated from a non-cooperative source |
05/24/1988 | US4746221 Stirrer for use in liquid storage tanks |
05/18/1988 | EP0267840A1 Method and apparatus for determining the position of submerged objects with respect to the ship trawling them |
05/18/1988 | EP0267238A1 Passive radio altimeter |