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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08/11/2005 | US20050174284 Method and apparatus for processing satellite positioning system signals to obtain time information |
08/11/2005 | US20050174235 Tracking system and assosciated method |
08/11/2005 | CA2554412A1 Rapid acquisition methods and apparatus for gps signals background |
08/10/2005 | EP1476796A4 Oscillator with frequency stabilizing circuit and method of constructing same |
08/10/2005 | CN1653726A Proximity triggered job scheduling system and method |
08/10/2005 | CN1653352A Determination of a composite peak position in the presence of a doppler shift |
08/10/2005 | CN1653351A System and method for frequency management in a communications positioning device |
08/10/2005 | CN1214252C Method for increasing noise immunity when receiving signals from satellite navigation systems and device for realising the same |
08/09/2005 | US6928275 Method and apparatus for compensating local oscillator frequency error |
08/09/2005 | US6928265 Method of and apparatus for implementing high speed data communication by phase (frequency) modulation of loran-c navigation system using solid-state pulse transmitters and high-power solid state switching for dynamic antenna tuning |
08/09/2005 | CA2404912C Personal location detection system |
08/04/2005 | WO2005071597A1 Location determination and navigation using arrays of passive rfid tags |
08/04/2005 | WO2005071430A1 Transfer of calibrated time information in a mobile terminal |
08/04/2005 | US20050170846 AGPS system using a public radio paging network and a terminal position measurement method using the system |
08/04/2005 | US20050169631 Optical network termination with automatic determination of geographic location |
08/04/2005 | US20050168382 GPS reception method and GPS receiver |
08/04/2005 | DE102004056268A1 Informationsanzeige- und Kommunikationssystem eines Fahrzeugs, welches eine Antennenanordnung aufweist Information display and communication system of a vehicle, comprising an antenna arrangement |
08/04/2005 | DE102004018670A1 Vorrichtung und Verfahren zum Erkennen einer Position eines mobilen Roboters Apparatus and method for detecting a position of a mobile robot |
08/04/2005 | CA2554336A1 Transfer of calibrated time information in a mobile terminal |
08/03/2005 | EP1560364A1 Optical network termination with automatic determination of geographic location |
08/03/2005 | EP1560037A2 Method of factorisation of pseudorange dating in an assisted GNSS system |
08/03/2005 | EP1560036A1 GPS reception method and GPS receiver |
08/03/2005 | EP1558944A2 Satellite-based positioning system improvement |
08/03/2005 | EP1558943A1 Gps receiver |
08/03/2005 | EP1417798A4 Method and apparatus for generating and distributing satellite tracking information in a compact format |
08/03/2005 | CN1650187A Oscillator frequency correction in GPS signal acquisition |
08/03/2005 | CN1649439A Method for supporting location services in a mobile radio communication system |
08/03/2005 | CN1648681A Method of factorizing pseudodistance time of week in an assisted GNSS context |
08/03/2005 | CA2456325A1 A satellite tracking device, gps, a mapping system that locates and monitors a child's whereabouts at all times |
08/02/2005 | US6924753 Robust system for transmitting and receiving map data |
08/02/2005 | CA2333351C A method and device for creating a network positioning system (nps) |
08/02/2005 | CA2332575C A system and method for geolocating plural remote transmitters |
08/02/2005 | CA2214647C Differential satellite positioning system ground station with integrity monitoring |
08/02/2005 | CA2176870C Method and mechanism for reduction of within-train reported data |
08/02/2005 | CA2141224C System and method for identifying an arrival time of a communicated signal |
07/28/2005 | WO2005047923A8 Signal processing system for satellite positioning signals |
07/28/2005 | US20050165923 Transmitter device and relay device for performing data transmission control |
07/28/2005 | US20050164713 Assisted location through the establishing of a cellular network mobile communication terminal USSD transport channel, for a call centre |
07/28/2005 | US20050163201 Rapid acquisition methods and apparatus for GPS signals |
07/28/2005 | US20050162794 System for mitigating radiation effects on componentry in space |
07/28/2005 | US20050162314 Method and system for processing positioning signals based on predetermined message data segment |
07/28/2005 | US20050162313 GPS receiver |
07/28/2005 | US20050162311 Method of despreading GPS signals |
07/28/2005 | US20050162310 Mode determination for mobile GPS terminals |
07/28/2005 | US20050162309 Method and apparatus for data filtering in a tracking system |
07/28/2005 | US20050162308 Method and apparatus for processing of satellite signals without time of day information |
07/28/2005 | US20050162306 Frequency phase correction system |
07/28/2005 | US20050162305 Method of calibrating an adaptive antenna array of a satellite navigation system |
07/28/2005 | DE10138990B4 Blindenstock Cane |
07/27/2005 | EP1557689A1 Receiver for receiving satellite positioning signals and the corresponding system |
07/27/2005 | EP1557687A1 Method for supporting location services in a mobile radio communication system |
07/27/2005 | EP1557686A1 Calling center and assisted position determination of mobile terminals of a cellular communication network by establishing a USSD transport channel |
07/27/2005 | EP1557685A1 Acquisition assist information managing system, acquisition assist information managing device, and acquisition assist information managing method |
07/27/2005 | CN1645162A Method and apparatus for determining time in a satellite positioning system |
07/27/2005 | CN1645161A Acquisition assist information managing system, acquisition assist information managing device, and acquisition assist information managing method |
07/26/2005 | US6922546 GPS signal acquisition based on frequency-domain and time-domain processing |
07/26/2005 | US6922168 Method for obtaining GPS signal for user terminal |
07/26/2005 | US6922167 Hardware architecture for processing galileo alternate binary offset carrier (AltBOC) signals |
07/21/2005 | WO2005067330A1 A gps device |
07/21/2005 | WO2005066655A1 Location system with calibration monitoring |
07/21/2005 | WO2005066651A1 System and method for built-in testing of a gps receiver |
07/21/2005 | WO2005066650A1 Satellite data acquisition method |
07/21/2005 | WO2005065410A2 System and method for establishing and monitoring the relative location of group members |
07/21/2005 | WO2005065149A2 A method and apparatus for determining the location of a unit using neighbor lists |
07/21/2005 | WO2005022187A3 Control and features for satellite positioning system receivers |
07/21/2005 | WO2005010548A3 Method of updating gps almanac data for satellites not in view |
07/21/2005 | US20050159891 Real-time data aiding for enhanced GPS performance |
07/21/2005 | US20050159170 Method and system for transmitting assistance location data for fleet and asset management |
07/21/2005 | US20050159169 Method and system for tracking mobile telemetry devices |
07/21/2005 | US20050157672 Method and arrangement for an alternative signal path in a navigation transmitter |
07/21/2005 | US20050156562 Autonomous robot auto-docking and energy management systems and methods |
07/21/2005 | CA2552830A1 System and method for establishing and monitoring the relative location of group members |
07/20/2005 | EP1555543A2 Method and system for tracking mobile telemetry devices |
07/20/2005 | EP1555542A2 Method and system for transmitting assistance location data for fleet and asset management |
07/20/2005 | EP1555540A1 GPS receiver with means for determining and storing the frequency error value of a reference oscillator and for reading the error value after a power-down period |
07/20/2005 | EP1554601A1 Procedure for searching for position determination signals using a plurality of search modes |
07/20/2005 | EP1554599A1 Spread spectrum signal processing |
07/20/2005 | EP1554598A1 Validation of beacon signals |
07/20/2005 | EP1554597A2 Procedure for detection of an interfering multi-path condition |
07/20/2005 | CN2711751Y Positioning saving device for downhole person |
07/20/2005 | CN1643398A An adaptive system and method for radar detection |
07/20/2005 | CN1643396A Method of, and apparatus for, determining position |
07/20/2005 | CN1643395A A method and device for chronologically synchronizing a location network |
07/20/2005 | CN1643394A Automatic sequential tuning of narrowband receivers of a wireless location system for voice/traffic channel tracking |
07/20/2005 | CN1642797A Time determination in satellite positioning system receivers and methods therefor |
07/20/2005 | CN1642075A System and method for protecting received and transmitted data by parity check bit |
07/20/2005 | CN1642055A Mobile station observation time difference measuring method for WCDMA communication system |
07/20/2005 | CN1642029A Receiver synchronizing method, and receiver |
07/20/2005 | CN1641374A Satellite full optical-path radiation beaconing method |
07/20/2005 | CN1211668C Help request treatment system for location of requestor using GPS data |
07/19/2005 | US6919841 GPS receiver system |
07/14/2005 | WO2005064855A1 Positioning of a wlan device using topology information transmitted by access points to the device |
07/14/2005 | WO2005062698A2 System and method for managing protocol network failures in a cluster system |
07/14/2005 | WO2005057808A3 Beamforming in a gps receiver |
07/14/2005 | WO2003050558A8 Fast acquisition of a gps signal |
07/14/2005 | US20050153730 Satellite positioning aided communication system selection |
07/14/2005 | US20050153709 System and method for a GPS enabled antenna |
07/14/2005 | US20050153707 Portable service identification, notification and location device and method |
07/14/2005 | US20050151684 Global positioning system receiver and correlating circuit thereof |
07/14/2005 | US20050151682 Apparatus and method for processing signal of telematics terminal |