| 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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| 04/23/2002 | US6377888 System for controlling movement of a vehicle |
| 04/23/2002 | US6377209 Method and apparatus for satellite positioning system (SPS) time measurement |
| 04/23/2002 | CA2206958C A method for integrity monitoring in position determination |
| 04/18/2002 | WO2002031528A2 User tracking application |
| 04/18/2002 | WO2002031527A1 Method for calibrating integrated location finding systems |
| 04/18/2002 | WO2002031526A2 Gps satellite signal acquisition assistance system and method in a wireless communications network |
| 04/18/2002 | WO2002031525A1 Method and device for locating a position |
| 04/18/2002 | WO2001073467A3 Accurate gps time estimate based on information from a wireless communications system |
| 04/18/2002 | WO2001065207A3 Apparatus and method for determining position |
| 04/18/2002 | US20020046090 Distributed network system which transmits information to users based on past transactions of the users |
| 04/18/2002 | US20020045455 Location data diffusion and location discovery |
| 04/18/2002 | US20020044087 GPS receiver and method for processing GPS signals |
| 04/17/2002 | EP1198068A1 Electronic circuit and RF receiver with power save control |
| 04/17/2002 | EP1197761A2 Satellite navigation receiver and method |
| 04/17/2002 | EP1197114A1 Selection of location measurement units for determining the position of a mobile communication station |
| 04/17/2002 | CN1345419A Method and apparatus for locating GPS equipped wireless devices operating in analog mode |
| 04/17/2002 | CN1345418A Systems and methods for resolving GPS pseudo-range ambiguity |
| 04/17/2002 | CN1344943A Global position system |
| 04/16/2002 | US6373431 Receiver for receiving radio waves from satellites |
| 04/16/2002 | US6371416 Portable beacons |
| 04/11/2002 | WO2002030089A2 Mobile-assisted network based techniques for improving accuracy of wireless location system |
| 04/11/2002 | WO2002030005A2 Systems and methods for providing gps time and assistance data in a packet switched mobile communications network |
| 04/11/2002 | WO2002029728A1 Position recognizing device and position recognizing method, and accounting device and accounting method |
| 04/11/2002 | WO2002028202A2 Method for absorbing fluid |
| 04/11/2002 | WO2001061374A3 A land based method and apparatus for providing precise time and position (terrestrial alternative of the global positioning system - gps) |
| 04/11/2002 | US20020041252 Signal detector employing correlation analysis of non-uniform and disjoint sample segments |
| 04/11/2002 | US20020041203 Method and device to correct the variation in the QDM of a navigation system |
| 04/10/2002 | EP1195733A2 Gps receiver with emergency communication channel |
| 04/10/2002 | EP1194789A1 Apparatus and method for determination of a receiver position |
| 04/10/2002 | CN1344372A Method and appts. for satellite positioning system (SPS) time measurement |
| 04/10/2002 | CA2357499A1 Rf receiver with power off control |
| 04/09/2002 | US6370207 Method for mitigating multipath effects in radio systems |
| 04/09/2002 | US6369754 Fine positioning of a user terminal in a satellite communication system |
| 04/09/2002 | US6369753 Host-independent monolithic integrated circuit for RF downconversion and digital signal processing of GPS signals |
| 04/09/2002 | US6369752 Direct acquistion of very large PN sequences in GPS systems |
| 04/09/2002 | US6369564 Electromagnetic position and orientation tracking system with distortion compensation employing wireless sensors |
| 04/04/2002 | WO2002027348A2 Short range spread-spectrum radiolocation system and method |
| 04/04/2002 | WO2002001243A3 Combined parallel and sequential detection for gps signal acquisition |
| 04/04/2002 | US20020040263 Glideslope monitor for aircraft |
| 04/04/2002 | US20020039904 Monitoring of call information in a wireless location system |
| 04/04/2002 | DE10140167A1 Such- und Lokalisierungsverfahren für Personen Search and localization procedures for persons |
| 04/03/2002 | EP0856162B1 Receiver for determining a position using satellite networks |
| 04/02/2002 | US6366599 Fast acquisition of spread-spectrum signals by dynamically varying spacing of search bins |
| 04/02/2002 | US6366244 Planar dual band microstrip or slotted waveguide array antenna for all weather applications |
| 04/02/2002 | US6366242 Computer workstation tool for displaying performance estimate of tagged object geo-location system for proposed geometry layout of tag transmission readers |
| 03/28/2002 | WO2002025829A1 System and method for fast code phase and carrier frequency acquisition in gps receiver |
| 03/28/2002 | WO2002025305A2 A method of generating a time shifted signal |
| 03/28/2002 | WO2002025304A1 Apparatus for receiving ranging signals |
| 03/28/2002 | WO2002025302A2 Gps receiver with mounted antenna and pcb integrated shield |
| 03/28/2002 | WO2001087708A3 Selectable range ring for a cockpit display |
| 03/28/2002 | US20020038178 Golf navigation appliance |
| 03/28/2002 | US20020036588 Signal detector employing coherent integration |
| 03/28/2002 | US20020036585 Multipath meter |
| 03/28/2002 | CA2422776A1 System and method for fast code phase and carrier frequency acquisition in gps receiver |
| 03/27/2002 | EP1190508A1 Method and apparatus for interference reduction |
| 03/27/2002 | EP1190481A1 Superregenerative am demodulator |
| 03/27/2002 | CN1081796C Satellite carried microwave radiometer and point calibration method |
| 03/26/2002 | US6363240 Method for transmitting/receiving portions of an audio signal based on a priority of each portion |
| 03/26/2002 | US6363123 Receiver calibration technique for global orbiting navigation satellite system (GLONASS) |
| 03/26/2002 | US6362783 Wireless communication system and method and system for detection of position of radio mobile station |
| 03/26/2002 | US6362782 Multipath propagation detection and avoidance method and system |
| 03/26/2002 | US6362778 Personal location detection system |
| 03/26/2002 | US6362760 Method and apparatus for acquiring wide-band pseudorandom noise encoded waveforms |
| 03/21/2002 | WO2002023783A1 Massively paralleled sequential test algorithm |
| 03/21/2002 | WO2002023327A1 Parallel frequency searching in an acquisition correlator |
| 03/21/2002 | WO2002023216A1 Position detection system integrated into mobile terminal |
| 03/21/2002 | WO2002023215A1 Method and apparatus for calibrating base station locations and perceived time bias offsets |
| 03/21/2002 | WO2002023214A1 Method for calculating instantaneous characteristics of a satellite in orbit, equipped with a gnss receiver |
| 03/21/2002 | WO2002023213A2 Efficient algorithm for processing gps signals |
| 03/21/2002 | WO2002004974A3 Method, apparatus and system for determining position integrity in a global satellite navigation system |
| 03/21/2002 | WO2002001157B1 Locating an object using gps with additional data |
| 03/21/2002 | WO2001092909A3 Vehicle anti-theft system and method |
| 03/21/2002 | WO2001057549A3 Multi-frequency pseudolites for carrier-based differential-position determination |
| 03/21/2002 | US20020034933 Semiconductor apparatus and portable terminal apparatus |
| 03/21/2002 | US20020033940 Apparatus and method for determining position |
| 03/21/2002 | US20020033767 Method and apparatus for satellite positioning system (SPS) time measurement |
| 03/21/2002 | US20020033766 Apparatus for receiving ranging signals |
| 03/21/2002 | DE10043966A1 Vehicle navigation method using satellite navigation system has vehicle positions transmitted back to satellite for formulation of traffic information |
| 03/20/2002 | EP1188069A2 A method for determining the channel gain between emitters and receivers |
| 03/20/2002 | EP1046145B1 Improvements in and relating to emitters |
| 03/19/2002 | US6359587 Wireless communication system and method and system for detection of position of radio mobile station |
| 03/14/2002 | WO2002021151A1 Measuring station for a system for determining the position of a transponder |
| 03/14/2002 | WO2002021150A2 Position detection system integrated into mobile terminal |
| 03/14/2002 | WO2002020344A1 Rescue device |
| 03/14/2002 | US20020032527 Method and apparatus for locating mobile receivers using a wide area reference network for propagating ephemeris |
| 03/14/2002 | US20020032526 Method and apparatus for locating mobile receivers using a wide area reference network for propagating ephemeris |
| 03/14/2002 | US20020032525 GPS receiving system |
| 03/14/2002 | US20020031192 Data boundary aware base station assisted position location |
| 03/14/2002 | US20020030625 Locating an object using GPS with additional data |
| 03/13/2002 | EP1186905A2 A method in determining a position, a positioning system, and an electronic device |
| 03/13/2002 | EP1186904A2 Search and positioning method for persons |
| 03/13/2002 | EP1185878A1 Improvements in radio positioning systems |
| 03/13/2002 | EP1185877A1 Improvements in radio positioning systems |
| 03/13/2002 | EP0935739B1 Position detector with satellite signal receiver |
| 03/13/2002 | CN1340164A Method and apparatus for GPS assistance in a communication system |
| 03/12/2002 | US6356763 Downlink observed time difference measurements |
| 03/12/2002 | US6356602 RF integrated circuit for downconverting a GPS signal |
| 03/12/2002 | US6356232 High resolution ionospheric technique for regional area high-accuracy global positioning system applications |
| 03/07/2002 | WO2002018968A2 Method and apparatus for using satellite status information in satellite positioning systems |
| 03/07/2002 | WO2001071375A3 Methods and apparatuses for using assistance data relating to satellite position systems |