| Patents for G01C 21 - Navigation; Navigational instruments not provided for in groups (52,650) |
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| 10/20/1994 | DE4312670A1 Device for determining the position of a moving object |
| 10/19/1994 | EP0233941B1 Ground proximity warning system for use with aircraft having degraded performance |
| 10/18/1994 | US5357437 Magnetic marker position fixing system for underwater vehicles |
| 10/18/1994 | US5357432 Automatic lateral guidance control system |
| 10/18/1994 | CA1332629C Triaxis stabilized platform |
| 10/13/1994 | WO1994023501A1 Temperature corrected integrating analog-to-digital converter |
| 10/12/1994 | EP0619501A2 Sonar system |
| 10/11/1994 | US5355316 Position aided evader maneuvering re-entry vehicle navigator |
| 10/06/1994 | DE4411725A1 Verfahren und Vorrichtung, um die Genauigkeit von Positionsabschätzungen in einem satelliten-gestützten Navigationssystem zu verbessern, unter Verwendung von Geschwindigkeitsdaten von einer Trägheitsreferenzeinheit Method and apparatus to improve the accuracy of position estimates in a satellite-based navigation system, using velocity data from an inertial reference unit |
| 10/06/1994 | DE4411179A1 Bildeinfangvorrichtung Image capturing apparatus |
| 10/05/1994 | EP0618541A1 Interactive graphics computer system for planning star-sensor-based satellite attitude maneuvers |
| 10/04/1994 | US5353023 Navigation system for cars |
| 09/29/1994 | WO1994022112A1 Arrangement for a use billing system |
| 09/29/1994 | DE4408745A1 Antriebssteuersystem für Fahrzeuge A drive control system for vehicles |
| 09/28/1994 | EP0617259A1 Method for calibrating aircraft navigation systems |
| 09/27/1994 | US5351059 Navigation system and method therefor |
| 09/21/1994 | EP0615892A1 Vehicle slip angle measuring method and a device therefor |
| 09/20/1994 | US5349530 Direction detecting device |
| 09/20/1994 | US5348255 System and method for sensing attitude of a spacecraft with equilized star tracker errors along three orthogonal axes |
| 09/15/1994 | WO1994020943A1 Position determining device |
| 09/15/1994 | WO1994020919A1 Vehicle position uncertainty area correction method and apparatus therefor |
| 09/15/1994 | DE4307367A1 Display and control device, in particular for motor vehicles |
| 09/08/1994 | DE4306640A1 Navigation device |
| 09/07/1994 | EP0475935B1 Vehicle navigation system |
| 09/06/1994 | US5345388 Navigation system utilizing locus data compression |
| 09/06/1994 | US5345382 Calibration method for a relative heading sensor |
| 09/06/1994 | US5345241 Self-contained method for correction of an inertial system over a body of water |
| 09/01/1994 | WO1994019664A1 Device for the restitution of the orbit of celestial bodies, particularly artificial satellites, by deviatiometry |
| 08/30/1994 | US5343400 Method for detecting relative travel direction of a vehicle |
| 08/30/1994 | US5343399 Vehicle navigation system |
| 08/30/1994 | CA1331812C Aircraft helmet pointing angle display symbology |
| 08/23/1994 | US5340060 Rendezvous docking optical sensor system |
| 08/23/1994 | US5339684 Gravity aided inertial navigation system |
| 08/23/1994 | US5339528 Transparency holder for navigation aid |
| 08/18/1994 | DE4304562A1 Device for improving the runway, taxiway and apron control of aircraft |
| 08/16/1994 | US5339246 Apparatus for correcting vehicular compass heading with the aid of the global positioning system |
| 08/10/1994 | EP0570581A4 An improved accuracy sensory system for vehicle navigation |
| 08/09/1994 | US5337245 Location detecting apparatus with overspeed predicting means |
| 08/09/1994 | US5337244 On-board navigation apparatus |
| 08/09/1994 | US5337243 Vehicle orientation calculating device |
| 08/09/1994 | US5337242 Position information processing system for mobile |
| 08/09/1994 | US5337241 Spacecraft attitude sensor having an optical apparatus for increasing applications thereof |
| 08/03/1994 | EP0608945A1 Star sensor with CCD-array, method of detection and application to reposition a spacecraft |
| 08/03/1994 | EP0608496A1 Electronic inclinometer and compass |
| 08/02/1994 | US5335181 Terrain referenced navigation--woods data base model |
| 08/02/1994 | US5334987 Agricultural aircraft control system using the global positioning system |
| 08/02/1994 | US5334986 Device for determining the position of a vehicle |
| 07/27/1994 | EP0608113A2 Navigation apparatus for vehicle |
| 07/27/1994 | EP0608005A1 Integrated vehicle positioning and navigation system, apparatus and method |
| 07/27/1994 | EP0607654A2 Method of correcting distance error of navigation apparatus |
| 07/21/1994 | WO1994016504A1 Position correction method for vehicle navigation system |
| 07/21/1994 | WO1994016437A1 Speech recognition system |
| 07/21/1994 | WO1994016304A1 Energy management system for vehicles having limited energy storage |
| 07/21/1994 | DE4300927A1 Computer-aided route navigation system for land vehicle |
| 07/20/1994 | EP0606890A1 System for detecting an altitude of a vehicle dependent on a global positioning system |
| 07/19/1994 | US5331578 Procedure for measuring angles and trajectories by means of gyros and inertial systems |
| 07/19/1994 | US5331563 Navigation device and direction detection method therefor |
| 07/19/1994 | US5331562 Terrain referenced navigation-adaptive filter distribution |
| 07/19/1994 | US5331330 Apparatus and method for detecting and displaying lightning |
| 07/14/1994 | DE4300448A1 Marine chart course rule |
| 07/13/1994 | EP0605926A1 Vehicle navigation device |
| 07/07/1994 | WO1994014653A1 Direct torque control moment gyroscope |
| 07/06/1994 | EP0604946A1 Optical disc for a vehicle navigation system having both a read-only area and a userwritable area |
| 07/05/1994 | US5327348 Vehicle-direction detecting apparatus |
| 07/05/1994 | US5327066 Battery charging system |
| 06/29/1994 | EP0604404A2 Integrated vehicle positioning and navigation system, apparatus and method |
| 06/29/1994 | EP0604252A1 Method for aiding piloting of a low flying aircraft |
| 06/29/1994 | EP0603869A1 Magnetic torque attitude control system |
| 06/29/1994 | CN1088678A Compass device |
| 06/23/1994 | WO1994014081A1 Method and device for remotely controlling and monitoring manned submersibles |
| 06/23/1994 | WO1994014030A1 Gyroscopic system for boresighting equipment by optically acquiring and transferring parallel and non-parallel lines |
| 06/21/1994 | US5323321 Land vehicle navigation apparatus |
| 06/21/1994 | US5323306 Navigation system for converting bearing to waypoint data from a universal navigation system to signals usable by an omni bearing selector |
| 06/21/1994 | US5323152 Apparatus for detecting the position of a vehicle |
| 06/15/1994 | EP0602013A2 Calibration apparatus of angular velocity sensor in self-contained navigational system |
| 06/15/1994 | EP0601904A1 Vehicle navigation system |
| 06/15/1994 | EP0601712A1 Navigation system |
| 06/15/1994 | EP0601037A1 Combined relative and absolute positioning method and apparatus |
| 06/15/1994 | EP0519934B1 Navigation system |
| 06/14/1994 | US5319970 Continuously curved strut mounted sensor |
| 06/09/1994 | DE4340955A1 Calculating position of vehicle using GPS satellite navigation system - receiving respective sets of navigation signals from satellites at base station and vehicle receivers, and calculating X,Y,Z error coefficients using second set and known position of second receiver to calculate position of first |
| 06/07/1994 | US5319561 Apparatus for estimating current heading using magnetic and angular velocity sensors |
| 06/07/1994 | US5319556 Adaptive trajectory selection apparatus and method |
| 06/07/1994 | US5318143 Method and apparatus for lane sensing for automatic vehicle steering |
| 05/31/1994 | US5317515 Vehicle heading correction apparatus |
| 05/31/1994 | US5317514 Integrity monitoring of navigation systems using Baye's rule |
| 05/26/1994 | WO1994011980A1 Portable communicator |
| 05/26/1994 | DE4339371A1 Horizontal error detection and calibration system for vehicle scanning radar - detects difference between stored reference point position when vehicle has no horizontal error, with sensed position of defined point of obstacle |
| 05/25/1994 | EP0598518A1 Method of calculating GPS measuring deviation and navigation system using same |
| 05/25/1994 | EP0598278A1 Inertial stabilization system |
| 05/24/1994 | US5315298 Apparatus and method of displaying car-navigating map |
| 05/24/1994 | US5315295 Vehicle speed control system |
| 05/24/1994 | US5313835 Integrated monolithic gyroscopes/accelerometers with logic circuits |
| 05/18/1994 | EP0597760A1 Apparatus for aircraft collision avoidance, particularly with the ground |
| 05/18/1994 | EP0597500A2 Map display apparatus operating with a printed map and map sheet used for the same |
| 05/18/1994 | EP0596946A1 Calibration technique for a vehicle's differential odometer |
| 05/17/1994 | US5313396 Method of operation of a navigational calculator |
| 05/17/1994 | US5313200 Road traffic congestion display system |
| 05/11/1994 | DE4237794A1 Motor vehicle location in GPS system - displaying satellite position data and map data on common display, with map data in analog image data form |
| 05/10/1994 | US5311434 Vehicle navigation system |