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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03/20/1991 | EP0418181A1 Radio-electrical system for localizing a mobile object |
03/07/1991 | WO1991002988A1 Target information transmission system |
03/02/1991 | WO1991003892A1 Improvements in a spread-spectrum multiplexed transmission system |
03/02/1991 | CA2064898A1 Spread-spectrum multiplexed transmission system |
02/27/1991 | EP0414658A2 Device for image hit-indicating |
02/27/1991 | EP0414027A1 Procedure and device for the heading calculation |
02/26/1991 | US4996473 Microburst/windshear warning system |
02/21/1991 | WO1991001906A1 Control or regulating system for motor vehicles |
02/19/1991 | US4995011 Acoustic mapping system using tomographic reconstruction |
02/14/1991 | DE3926438A1 Measuring path of motion of point moving in plane or space - using three displacement transducers with scales in edge of region of anticipated path |
02/13/1991 | CN1011624B Sonic system for monitoring the trajectory of a projectile |
02/07/1991 | DE3925831A1 Kraftfahrzeugsteuer- oder regelungssystem Kraftfahrzeugsteuer- or control system |
02/06/1991 | EP0411902A2 Methods and systems of attitude determination |
02/05/1991 | US4991148 Acoustic digitizing system |
02/05/1991 | US4990925 Interferometric radiometer |
02/05/1991 | US4990924 Satellite locating system |
02/05/1991 | US4990922 System and method for measuring ocean surface currents at locations remote from land masses using synthetic aperture radar |
01/30/1991 | EP0410594A2 Locating system |
01/30/1991 | CN1011442B Precision increase in aircraft location systems for aircraft |
01/22/1991 | US4987420 Method of determining a position using satellites |
01/22/1991 | CA1279391C Passive ranging method and apparatus |
01/20/1991 | CA2013287A1 Satellite locating system |
01/16/1991 | EP0408179A2 Integrated automated system for waste site characterization |
01/15/1991 | CA1279122C Fast sequencing demodulation method and apparatus |
01/14/1991 | CA2016309A1 Integrated automated system for waste site characterization |
01/10/1991 | WO1991000531A1 Position measuring device of underground excavator |
01/10/1991 | WO1991000497A1 Device for measuring position of underground excavator |
01/08/1991 | CA1278847C Reducing cycle slippage errors in loran-c for vehicles undergoing acceleration |
01/01/1991 | US4982188 System for measuring positional characteristics of an ejected object |
12/27/1990 | EP0404280A1 System and method for determining the position of a person or other body |
12/27/1990 | EP0403585A1 Surveying instrument with receiver for a satellite position measurement system and process for operating it. |
12/18/1990 | CA1278085C Method and device for locating submerged objects in relationship to a towing ship |
12/13/1990 | WO1990012330A3 Hand-held laser rangefinder |
12/12/1990 | EP0292487A4 Spread-spectrum multiplexed transmission system |
12/11/1990 | US4976619 Passive location method |
12/04/1990 | US4975707 Multiple satellite locating system |
12/04/1990 | CA1277400C Anti-theft and locating system |
11/29/1990 | WO1990014605A1 Microburst/windshear warning system |
11/27/1990 | US4973970 Integrated automated system for waste site characterization |
11/20/1990 | US4972431 P-code-aided global positioning system receiver |
11/15/1990 | WO1990013856A1 Travelling control apparatus for vehicules |
11/15/1990 | DE4006939A1 Measurement of azimuth for tachometry - using tachometer and navigation satellite system with reflector at measurement point for reduced equipment costs and measurement time |
11/14/1990 | EP0396609A1 Direction sensitive energy detecting apparatus |
11/13/1990 | US4970698 Self-calibrating sonar system |
11/13/1990 | US4970523 Differential doppler velocity GPS receiver |
11/01/1990 | WO1990013186A1 Communication system employing multiple relay satellites operating on common downlink frequency |
10/24/1990 | EP0393935A2 Vehicle location detecting system |
10/23/1990 | US4964722 Remote object configuration/orientation determination |
10/16/1990 | US4963889 Method and apparatus for precision attitude determination and kinematic positioning |
10/14/1990 | WO1990012330A2 Hand-held laser rangefinder |
10/14/1990 | CA2051656A1 Hand-held laser rangefinder |
10/04/1990 | DE3909758A1 Method for self-location of moving objects on the basis of long-wave, mutually phase-locked signals |
10/03/1990 | EP0389972A2 Differential doppler velocity GPS receiver |
09/25/1990 | US4959656 Efficient detection and signal parameter estimation with application to high dynamic GPS receiver |
09/25/1990 | CA1274611A1 Method and apparatus for precision surveying using broadcast satellite signals |
09/11/1990 | US4956824 Position determination apparatus |
09/11/1990 | US4956794 Single camera three dimensional head position sensing system |
09/05/1990 | EP0385852A1 Device for fast movement restitution by observation of a reflecting pattern and method for the realisation of the device |
09/05/1990 | EP0385825A1 System for the materialization of a point in a space, its applications and tooling equipment for said system |
09/05/1990 | EP0385600A2 System for tracking an aircraft over an area |
09/05/1990 | EP0385528A2 Process and system for the determination of the position and relative orientation of two objects in space |
09/04/1990 | US4954837 Terrain aided passive range estimation |
09/04/1990 | US4954836 Follow-up system for moving bodies |
09/04/1990 | US4954833 Method for determining astronomic azimuth |
08/29/1990 | EP0383783A1 Automatic vehicle guidance systems |
08/23/1990 | DE3904914A1 Method and device for error reduction in the measurement of three-dimensional movement of measurement points, by means of ultrasound signals |
08/21/1990 | US4951263 Spread spectrum underwater location beacon system |
08/14/1990 | US4949089 Portable target locator system |
08/08/1990 | EP0380535A1 Automatic vehicle guidance systems |
08/01/1990 | EP0379756A1 Locating system and method |
07/31/1990 | US4944587 Star sensor |
07/26/1990 | WO1990008371A1 Photographic security system |
07/25/1990 | EP0379425A1 System for determining the position of at least one target by means of triangulation |
07/25/1990 | EP0379198A2 Mobile object navigation system |
07/18/1990 | EP0377592A1 Navigation and tracking system |
07/17/1990 | US4942539 Method and system for automatically determining the position and orientation of an object in 3-D space |
07/10/1990 | US4941150 Spread spectrum communication system |
07/03/1990 | US4939701 Method and apparatus for error reduction when measuring movement in space of test points by means of ultrasonic signals |
07/03/1990 | US4939522 Method and system for monitoring vehicle location |
06/28/1990 | WO1990007096A1 Method and system for automatically determining the position and orientation of an object in 3-d space |
06/28/1990 | DE3932029A1 Position recognition device for vehicles in monitor zone - has separate position transmitters received and reradiated by vehicle along with marker |
06/26/1990 | US4936678 Position detection system for use with agricultural and construction equipment |
06/20/1990 | CN1008499B Method of and apparatus for reducing cycle slippage errors in radio-frequency signal reception |
06/19/1990 | US4935619 Wireless remote-control system for electronic apparatus |
06/13/1990 | DE3841585A1 Arrangement for calibrating a hyperbolic positioning system |
06/12/1990 | US4933864 Mobile robot navigation employing ceiling light fixtures |
06/12/1990 | US4932777 Electro-optical spin measurement system |
05/22/1990 | US4928175 Method for the three-dimensional surveillance of the object space |
05/22/1990 | US4928106 Global positioning system receiver with improved radio frequency and digital processing |
05/17/1990 | WO1990005349A1 Radio tracing system to locate a transmitter |
05/08/1990 | US4924450 Ultrasonic ranging and data telemetry system |
05/08/1990 | US4924446 Navigation system and method for determining the position of a relatively noisy platform using underwater transponders |
05/08/1990 | US4923303 Measuring device for location and attitude determination of an object |
05/03/1990 | DE3927851A1 Moving object spatial position detector and guide - has electro=optical system detecting lights on aircraft steering, guidance computer and radio link for automatic landing |
05/03/1990 | CA2002039A1 Helmet pointing apparatus |
05/02/1990 | EP0366112A2 Optical coordinate input apparatus and position indicator therefor |
05/01/1990 | CA1268525A1 Position sensing system for a moving object |
04/19/1990 | WO1990004291A1 Vehicle status monitor and management system employing satellite communication |
04/17/1990 | US4918610 Navigation, communication, and surveillance system based on DME |
04/17/1990 | US4918609 Satellite-based position-determining system |