| Patents for G01S 1 - Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith (15,825) |
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| 04/19/2001 | CA2387374A1 System for processing directional radio signals |
| 04/18/2001 | EP1092987A2 GPS positioning method and GPS reception apparatus |
| 04/18/2001 | CN1292094A Stand alone global positioning system (GPS) and method with high sensitivity |
| 04/17/2001 | US6219615 Satellite position fixing |
| 04/12/2001 | US20010000216 Method and apparatus for acquiring wide-band pseudorandom noise encoded waveforms |
| 04/10/2001 | US6216087 Infrared beacon positioning system |
| 04/10/2001 | US6215442 Method and apparatus for determining time in a satellite positioning system |
| 04/10/2001 | US6215441 Satellite positioning reference system and method |
| 04/05/2001 | DE19946169A1 Navigation display device for e.g. wrist watches, shows direction to desired destination electronically via liquid crystal display, or mechanically or electromechanically via indicator from GPS coordinates |
| 04/04/2001 | EP1088400A1 System and method for narrowing the range of frequency uncertainty of a doppler shifted signal |
| 04/04/2001 | EP0917655A4 Enhanced time of arrival method |
| 04/04/2001 | CN1290384A Improvements in and relating to emitters |
| 04/03/2001 | US6212133 Low power GPS receiver system and method of using same |
| 04/03/2001 | US6211822 Spaceborne global positioning system for spacecraft |
| 04/03/2001 | US6211821 Apparatus and method for determining pitch and azimuth from satellite signals |
| 04/03/2001 | US6211820 Call maintainance during position location |
| 04/03/2001 | US6211819 Mobile station location determination in a radio communication system |
| 03/29/2001 | WO2001022111A1 Global navigation satellite systems and methods |
| 03/29/2001 | WO2001022110A1 System for broadcasting gps data to a pager |
| 03/29/2001 | WO2000058748A8 Systems and methods for resolving gps pseudo-range ambiguity |
| 03/28/2001 | EP1086384A1 A system and method for geolocating plural remote transmitters |
| 03/27/2001 | US6208292 Position location with low tolerance oscillator |
| 03/27/2001 | US6208291 Highly parallel GPS correlator system and method |
| 03/27/2001 | US6208290 GPS receiver utilizing a communication link |
| 03/27/2001 | US6208289 System and method for monitoring and reporting GPS pseudo range correction data |
| 03/27/2001 | US6208269 Automatically activated rescue radio and associated method |
| 03/22/2001 | WO2001020360A1 Solution separation method and apparatus for ground-augmented global positioning system |
| 03/22/2001 | WO2001020359A1 Method for reducing inter-frequency bias effects in a receiver |
| 03/22/2001 | DE10044657A1 Determination of location of mobile goods or individuals using GSM network employs repeated determination and evaluation of Ta values and cell data before supply to data bank |
| 03/22/2001 | DE10043313A1 Positive identification of transmitter location in network using GPS receivers, using method secure against fraud, employs concept of randomly-variable reference space characteristics |
| 03/22/2001 | CA2384965A1 Solution separation method and apparatus for ground-augmented global positioning system |
| 03/21/2001 | EP1085341A1 Method of treating navigation signals with multipath in a receiver with a plurality of antennas |
| 03/21/2001 | CN1288518A Positioning system, positioning method and positioning device |
| 03/21/2001 | CN1063603C Radio paging system |
| 03/20/2001 | US6205377 Method for navigation of moving platform by using satellite data supplemented by satellite-calibrated baro data |
| 03/20/2001 | US6204808 Method and system for aiding GPS receivers via a cellular or PCS network |
| 03/20/2001 | US6204807 Portable GPS positioning apparatus |
| 03/20/2001 | US6204806 Method of enhancing receiver autonomous GPS navigation integrity monitoring and GPS receiver implementing the same |
| 03/15/2001 | WO2001018765A2 Positioning system and method for determining a position |
| 03/14/2001 | EP1083441A2 Satellite-based location system employing knowledge-based sequential signal search strategy |
| 03/14/2001 | EP1083440A2 A satellite-based location system employing dynamic integration techniques |
| 03/14/2001 | CN1287274A Satellite primary fixer system using policy of cognitive base sequential signal search |
| 03/14/2001 | CN1287273A Satellite primary fixer system using dynamic integration technology |
| 03/13/2001 | US6201499 Time difference of arrival measurement system |
| 03/13/2001 | US6201497 Enhanced global navigation satellite system |
| 03/08/2001 | WO2001017125A1 Method and apparatus for reducing pilot search times utilizing mobile station location information |
| 03/08/2001 | WO2001016618A1 Mobile station location determination in a radio communication system |
| 03/07/2001 | CA2317200A1 Satellite-based location system employing knowledge-based sequential signal search strategy |
| 03/07/2001 | CA2317143A1 A satellite-based location system employing dynamic integration techniques |
| 03/06/2001 | US6199015 Map-based navigation system with overlays |
| 03/06/2001 | US6198765 Spread spectrum receiver with multi-path correction |
| 03/06/2001 | US6198432 Method and apparatus for automatic and autonomous assignment of PRN codes to a multiplicity of pseudolites |
| 03/06/2001 | US6198431 Compact GPS tracker and customized mapping system |
| 03/06/2001 | US6198430 Enhanced differential GNSS carrier-smoothed code processing using dual frequency measurements |
| 03/01/2001 | WO2001015469A1 Method for tracking the location of mobile units |
| 03/01/2001 | WO2001014903A1 Positioning receiver and related method |
| 03/01/2001 | WO2001014902A1 Method and apparatus for locating the source of an unknown signal |
| 03/01/2001 | WO2001014832A1 Position information system |
| 03/01/2001 | WO2000022380A8 Rotating head optical transmitter for position measurement system |
| 03/01/2001 | WO1999031812A8 Combined gps and wide bandwidth radiotelephone terminals and methods |
| 03/01/2001 | DE19938951A1 Mobile object locating device with GPS-receiver e.g. for finding position of vehicles, including automobiles and motorcycles, and items of luggage, has device for computing the direction and distance of user to current position of object |
| 03/01/2001 | DE10029993A1 Optical device has computer that processes object distance value, which varies with focus setting; characteristic data for set object appear on information generator |
| 02/28/2001 | EP1078275A1 Method and apparatus for signal processing in a satellite positioning system |
| 02/28/2001 | CN1285980A Receiver for pseudo-noise signals from satellite radio-navigation systems |
| 02/28/2001 | CN1285978A Systems and methods for sharing reference frequency signals within a wireless mobile terminal between sireless transceiver and a global positioning system receiver |
| 02/28/2001 | CN1285921A Digital correlator for receptor of signals from satellite radio-navigation systems |
| 02/28/2001 | CN1285920A Device for receiving signals from satelline radio-navigation systems |
| 02/28/2001 | CN1285919A Method for increasing interference immunity when receiving signals from satellite navigation systems and device for realising the same |
| 02/28/2001 | CN1285517A Global positioning system terminal, positioning measurment system and map-indication method |
| 02/27/2001 | US6195609 Method and system for the control and management of an airport |
| 02/27/2001 | US6195328 Block adjustment of synchronizing signal for phase-coded signal tracking |
| 02/27/2001 | US6195041 Reliable position location in memory limited environment |
| 02/27/2001 | US6195040 Satellite signal receiver with position extrapolation filter |
| 02/27/2001 | US6195039 Location signalling apparatus |
| 02/27/2001 | US6195038 Method of automatically determining the position of vehicles |
| 02/22/2001 | WO2001012057A1 Method and system for displaying cross-sectional images of a body |
| 02/21/2001 | EP1076834A1 Method and apparatus for operating a satellite positioning system receiver |
| 02/21/2001 | EP1076833A1 A method and device for creating a network positioning system (nps) |
| 02/21/2001 | CN1285045A Digital correlator |
| 02/20/2001 | US6191731 GPS receiver having a fast time to first fix |
| 02/20/2001 | US6191730 Two-channel fast-sequencing high-dynamics GPS navigation receiver |
| 02/20/2001 | US6191729 Satellite signal receiver with integrity control and exclusion of defective axes |
| 02/20/2001 | US6191587 Satellite synchronized 3-D magnetotelluric system |
| 02/15/2001 | WO2001011382A1 System and method for incremental broadcast of gps navigation data in a cellular network |
| 02/15/2001 | WO2001011381A1 Adaptive delay lock loop tracking |
| 02/14/2001 | EP1075665A1 Satellite positioning reference system and method |
| 02/14/2001 | EP1075664A1 Method and apparatus for characterizing multipath interference in circularly polarized signals |
| 02/14/2001 | CN1284220A Low-power satellite-based geopositioning system |
| 02/14/2001 | CN1284179A False random code sequence generator |
| 02/14/2001 | CN1284161A Method for determining co-ordinates of satellite |
| 02/13/2001 | US6188353 Interbuilding and urban canyon extension solution for global positioning systems |
| 02/13/2001 | US6188351 Method for improving signal acquistion in a global positioning system receiver |
| 02/08/2001 | WO2001009634A2 Portable gps receiver for a personal safety system |
| 02/08/2001 | WO2000063646A8 Autonomous satellite navigation system |
| 02/07/2001 | EP1074100A1 Absolute time synchronization for mobile positioning in a cellular communications system |
| 02/07/2001 | EP1073915A1 Method and apparatus for the detection, by means of ultrasonic pulses, of the coordinates of points of objects with respect to a reference system |
| 02/07/2001 | EP1073914A2 Method and apparatus for determining time in a satellite positioning system |
| 02/07/2001 | CN1283336A Combined GPS and wide bandwidth radiotelephone terminals and method |
| 02/07/2001 | CN1283018A Device and method for searching position of mobile equipment |
| 02/06/2001 | US6185486 Air vehicle landing/takeoff area mapping system and method |