| 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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| 04/03/2013 | CN102253360B Method capable of automatically regulating threshold value for estimating number of cyclostationary signal sources |
| 04/03/2013 | CN102175987B Radio relative positioning method and device |
| 04/03/2013 | CN101363907B Road matching method and system based on satellite positioning |
| 04/02/2013 | US8411726 Method and apparatus for performing signal correlation at multiple resolutions to mitigate multipath interference |
| 03/28/2013 | WO2013043636A2 Method and system for detecting animals in three dimensional space and for inducing an avoidance response in an animal |
| 03/28/2013 | WO2013042059A1 Method for reconstructing the map of an environment surrounding a wireless device and wireless device implementing such method |
| 03/28/2013 | US20130077826 Method and apparatus for three-dimensional tracking of infra-red beacons |
| 03/28/2013 | US20130076568 Rfid location systems and methods |
| 03/27/2013 | EP2574123A2 Method to improve the performance of otdoa measurements |
| 03/27/2013 | EP2574122A2 Method to improve the performance of otdoa measurements |
| 03/27/2013 | EP2572544A1 Physically-constrained radiomaps |
| 03/27/2013 | CN202837532U Underwater acoustic positioning beacon |
| 03/27/2013 | CN202836574U Mine underground navigation device |
| 03/27/2013 | CN102998652A Positioning-assisted search device |
| 03/27/2013 | CN101666870B Method for providing codes for a plurality of physical channels and code memory |
| 03/26/2013 | US8406280 System and method for mitigating severe multipath interference for geolocation and navigation |
| 03/21/2013 | WO2013040218A2 Location-based decision making for asset tracking devices |
| 03/21/2013 | WO2013037095A1 Maritime emergency position indicating system |
| 03/21/2013 | CA2847848A1 Location-based decision making for asset tracking devices |
| 03/20/2013 | EP2569649A1 Reduced complexity timing estimation and tracking of arrival of ofdm symbols positioning reference signals for locating the position of a mobile terminal |
| 03/20/2013 | CN102985840A Robust ultrasonic indoor positioning system with high accuracy |
| 03/20/2013 | CN102983461A Intelligent socket of artificial intelligence charging system |
| 03/20/2013 | CN102983460A Intelligent plug device of artificial intelligence charging system |
| 03/20/2013 | CN102981139A Displacement sensing and positioning system based on leak communication cable radio frequency communication technology and positioning method thereof |
| 03/20/2013 | CN101660915B Positioning signal processing system and method |
| 03/14/2013 | WO2013036899A1 Dynamic reverse geofencing |
| 03/14/2013 | WO2013036320A1 Consistent localizer captures |
| 03/14/2013 | WO2013034859A1 Acoustic positioning system and method |
| 03/14/2013 | US20130065482 Toy systems and position systems |
| 03/14/2013 | US20130063308 Cell Organization and Transmission Schemes in a Wide Area Positioning System (WAPS) |
| 03/14/2013 | US20130063307 Cell Organization and Transmission Schemes in a Wide Area Positioning System (WAPS) |
| 03/14/2013 | US20130063304 Method and tracking device for tracking movement in a marine environment with tactical adjustments to an emergency response |
| 03/14/2013 | DE102011112874A1 Method for position determination and navigation inside a building, involves determining current position of mobile communication device user, and path to desired destination by using two navigation points in building |
| 03/14/2013 | CA2848157A1 Dynamic reverse geofencing |
| 03/14/2013 | CA2842941A1 Consistent localizer captures |
| 03/13/2013 | EP2568251A1 System for locating a flying object |
| 03/13/2013 | EP2567249A1 Spatial arrangement of a plurality of communication devices and method for determining the spatial position of a device |
| 03/13/2013 | CN101666871B Memory code generator and memory code generating method |
| 03/13/2013 | CN101661094B Maritime personal emergency position indicating tracking equipment and positioning method thereof |
| 03/12/2013 | US8397269 Fast digital channel changing |
| 03/12/2013 | CA2613583C Spreading codes for a satellite navigation system |
| 03/12/2013 | CA2557823C Method and apparatus for determining time in a satellite positioning system |
| 03/07/2013 | WO2013008213A3 A system for preventing friendly fire accidents |
| 03/07/2013 | US20130058196 Robust ultrasonic indoor positioning system with high accuracy |
| 03/07/2013 | US20130057434 Cell Organization and Transmission Schemes in a Wide Area Positioning System (WAPS) |
| 03/07/2013 | DE102011111976A1 Verfahren und Vorrichtung zur schnellen Ortsbestimmung von bewegten Objekten (z. B. Fahrzeugen) in Richtung auf ein Zielobjekt Method and apparatus for rapid position determination of moving objects (z. B. vehicles) toward a target object |
| 03/06/2013 | EP2565665A1 Method and device for rapid location of mobile objects (e.g. vehicles) relative to a target |
| 03/06/2013 | EP2565664A1 Adaptive location tracking system |
| 03/06/2013 | EP2563978A1 Positioning apparatus for excavating and similar equipment |
| 03/06/2013 | EP2563977A1 Measuring apparatus for excavating and similar equipment |
| 03/06/2013 | CN202770989U Downhole ultra-wideband electromagnetic wave/ultrasonic wave joint positioning system based on pattern matching |
| 03/06/2013 | CN202770447U Indoor intelligent positioning navigation system |
| 03/06/2013 | CN102960037A Physically-constrained radiomaps |
| 03/06/2013 | CN102955147A Position detection system and position determination method |
| 03/06/2013 | CN101634564B Target detection and prompting method, and system |
| 03/05/2013 | US8392107 Sub-room-level indoor location system using power line positioning |
| 03/05/2013 | US8391780 System and method of satellite communication that reduces the doppler frequency shift of the satellite signals |
| 03/05/2013 | US8391488 Method and apparatus for using navigation signal information for geoencryption to enhance security |
| 03/05/2013 | US8391265 Method and apparatus for geographic-based communications service |
| 03/05/2013 | US8390251 Autonomous robot auto-docking and energy management systems and methods |
| 03/05/2013 | CA2787939A1 Detection process for sia messages |
| 03/01/2013 | CA2786296A1 Adaptive location tracking system |
| 02/27/2013 | CN202758068U Ultrasonic transmitting device and ultrasonic positioning system |
| 02/27/2013 | CN102253362B TRM (time reversal mirror) technology based underwater positioning method |
| 02/27/2013 | CN101858752B Method and system for judging dynamic position deviation |
| 02/27/2013 | CN101542308B Assisted satellite signal based positioning |
| 02/26/2013 | US8386175 Unmanned aerial system position reporting system |
| 02/26/2013 | US8386164 Locating LDAR components using position coordinates |
| 02/26/2013 | US8386162 Electronic device and recording medium |
| 02/21/2013 | WO2013025431A2 Locator light switch plate |
| 02/20/2013 | EP2558879A1 Periodic assistance data flow control |
| 02/20/2013 | CN101821643B Method for the acquisition of signals of a global navigation satellite system and receiver thereof |
| 02/14/2013 | WO2013020563A2 The egyptian terrestrial navigation system |
| 02/13/2013 | EP2556603A2 Geolocation leveraging spot beam overlap |
| 02/13/2013 | CN202735505U Ultrasonic positioning device |
| 02/13/2013 | CN102933980A Method of providing an authenticable time-and-location indication |
| 02/13/2013 | CN102435977B One-way link communication method for maritime personal emergency position indication tracking equipment |
| 02/13/2013 | CN101526601B Self-adaptive localization method, equipment and system adopting TOA and RSS fusion mode |
| 02/12/2013 | US8375243 Failure determination system |
| 02/12/2013 | US8374785 Tightly coupled GPS and dead-reckoning vehicle navigation |
| 02/12/2013 | US8374299 Serial cancellation receiver design for a coded signal processing engine |
| 02/12/2013 | CA2474707C Dynamic selection and scheduling of radio frequency communications |
| 02/07/2013 | WO2013020122A2 Multi-path mitigation in rangefinding and tracking objects using reduced attenuation rf technology |
| 02/07/2013 | WO2013020105A2 Low-cost tracking system |
| 02/07/2013 | WO2013017753A1 Device for measuring, in a predefined plane, the position of a material deposited at the bottom of a body of water and associated method |
| 02/07/2013 | US20130036010 Receiving location based advertisements on a wireless communication device |
| 02/06/2013 | EP2554616A2 System and method for floor covering installation |
| 02/06/2013 | CN102918210A Positioning apparatus for excavating and similar equipment |
| 02/06/2013 | CN102918209A Measuring apparatus for excavating and similar equipment |
| 02/06/2013 | CN102914762A Indoor millimeter-wave positioning system |
| 02/06/2013 | CN101889393B Apparatus and methods for frequency control in a multi-output frequency synthesizer |
| 02/06/2013 | CN101379410B Methods and apparatus for a navigation system with reduced susceptibility to interference and jamming |
| 02/05/2013 | US8370054 User location driven identification of service vehicles |
| 02/05/2013 | US8369873 Method for determining A change in A communication signal and using this information to improve SPS signal reception and processing |
| 02/05/2013 | US8368594 Techniques for bar code assisted positioning |
| 02/05/2013 | CA2659229C System and/or method for reducing ambiguities in received sps signals |
| 02/05/2013 | CA2529197C Method and device for the demodulation of satellite radio navigation signals |
| 01/30/2013 | EP2550542A2 Robust ultrasonic indoor positioning system with high accuracy |
| 01/30/2013 | CN101799524B Method for autonomously monitoring receiver integrity of global navigation satellite system |
| 01/24/2013 | WO2012135388A3 Methods and apparatus for triggering cooperative positioning or learning in a wireless network |