| 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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| 03/11/2004 | CA2496963A1 Procedure for detection of an interfering multi-path condition |
| 03/11/2004 | CA2496890A1 Signal search procedure for a position determination system |
| 03/11/2004 | CA2440521A1 Onboard communication system for a recreational vehicle |
| 03/10/2004 | EP1396731A1 Client-aided doppler estimation |
| 03/10/2004 | EP1396730A1 Method, system and apparatus for detecting a position of a terminal in a network |
| 03/10/2004 | EP1396092A1 System and method for the detection and compensation of radio signal time of arrival errors |
| 03/10/2004 | EP1395845A2 A gps based terrain referenced navigation system |
| 03/10/2004 | EP1067395A4 Digital correlator |
| 03/10/2004 | EP1063584A4 Code generator |
| 03/10/2004 | CN1481508A Position determination in wireless communication system with detection and compensation for repeaters |
| 03/09/2004 | US6704652 Real time self differential global positioning system and method for a moving station in a local area, and terminal global positioning system using the same |
| 03/09/2004 | US6704651 Method and apparatus for locating mobile receivers using a wide area reference network for propagating ephemeris |
| 03/09/2004 | US6704372 Digital implementation of multi-channel demodulators |
| 03/09/2004 | US6704348 Method and apparatus for computing signal correlation at multiple resolutions |
| 03/09/2004 | US6703972 Apparatus for locating mobile receivers using a wide area reference network for propagating ephemeris |
| 03/09/2004 | US6703971 Mode determination for mobile GPS terminals |
| 03/04/2004 | WO2003014761A3 Method and apparatus for processing signals for ranging applications |
| 03/04/2004 | US20040044911 Information terminal apparatus, information processing apparatus and information communication system |
| 03/04/2004 | US20040043745 Integrated GPS receiver architecture |
| 03/04/2004 | US20040043726 Procedure for detecting interfering multi-path condition |
| 03/04/2004 | US20040042576 Synchronizing timing between multiple air link standard signals operating within a communications terminal |
| 03/04/2004 | US20040042568 Procedure for jammer detection |
| 03/04/2004 | US20040042563 Alias sampling for IF-to-baseband conversion in a GPS receiver |
| 03/04/2004 | US20040042562 Frequency plan for GPS receiver |
| 03/04/2004 | US20040041729 Search procedure for position determination system |
| 03/04/2004 | US20040041728 Method and system for processing positioning signals based on predetermined message data segment |
| 03/04/2004 | DE10237447A1 Method for defining receiver position uses LORAN-C signal which is demodulated and mixed with time and value signal and evaluated |
| 03/03/2004 | EP1393562A1 Robust data transmission using broadcast digital television signals |
| 03/03/2004 | EP1393140A2 Tools with orientation detection |
| 03/03/2004 | EP1393092A2 Vehicle anti-theft system and method |
| 03/03/2004 | EP1027636B1 Method and device for locating and guiding a mobile unit equipped with a linear camera |
| 03/03/2004 | CN1479475A Equipment and method for testing function of movable stage with GPS function |
| 03/02/2004 | US6701253 Total correction strategy |
| 03/02/2004 | US6701252 System for underwater GPS navigation |
| 03/02/2004 | US6698447 Hydrant monument |
| 02/26/2004 | WO2004017646A2 Wireless area network device positioning |
| 02/26/2004 | WO2004017092A1 Interface for a gps system |
| 02/26/2004 | WO2004017089A2 Global positioning receiver with cross-correlation error correction |
| 02/26/2004 | US20040039761 Systems and methods for extracting coherent correlation data |
| 02/26/2004 | CA2494519A1 Global positioning receiver with cross-correlation error correction |
| 02/25/2004 | EP1391049A2 Processing a spread spectrum signal |
| 02/25/2004 | CN1477405A System for processing information related to position by user and its method |
| 02/24/2004 | US6697752 System, apparatus and method for testing navigation or guidance equipment |
| 02/24/2004 | US6697018 Method and apparatus for geographic-based communications service |
| 02/24/2004 | US6697016 Self adjustment of a frequency offset in a GPS receiver |
| 02/24/2004 | US6697012 Altitude estimation system and method |
| 02/24/2004 | CA2189729C Fast action circuit for multiplying a digital signal and a periodic signal |
| 02/19/2004 | WO2004015878A2 System and method for interference cancellation in a location calculation, for use in a wireless location system |
| 02/19/2004 | WO2004015555A2 Method and apparatus for position sensing |
| 02/19/2004 | WO2004015444A1 Method and apparatus for performing signal correlation at multiple resolutions to mitigate multipath interference |
| 02/19/2004 | WO2004015443A2 System and method for acquisition management of subject position information |
| 02/19/2004 | WO2003100451A3 Gps-based underwater cable positioning system |
| 02/19/2004 | WO2003098817A3 System and method for frequency management in a communications positioning device |
| 02/19/2004 | WO2003046601B1 Locating a communication device using orthogonal projections |
| 02/19/2004 | US20040034863 Fast digital channel changing |
| 02/19/2004 | US20040033796 System and a method for locating a mobile terminal, in particular for rescuing in distress, and a device for alerting a corresponding mobile terminal |
| 02/19/2004 | US20040033795 Location information system for a wireless communication device and method therefor |
| 02/19/2004 | DE19705740B4 GPS-Satelliten verwendendes Positionsbestimmungssystem GPS satellite positioning system-use |
| 02/19/2004 | DE19651711B4 Verfahren zur Täuschung der Satellitennavigation und Einrichtung zum Täuschen eines Satellitenvavigations- Empfängers Method to deceive the satellite navigation and means for deceiving a recipient Satellitenvavigations- |
| 02/19/2004 | CA2494337A1 System and method for interference cancellation in a location calculation, for use in a wireless location system |
| 02/19/2004 | CA2490884A1 System and method for acquisition management of subject position information |
| 02/18/2004 | EP1389874A2 Fast digital channel changing |
| 02/18/2004 | CN1138972C Method for measuring solar constant |
| 02/17/2004 | US6694276 Method for controlling a navigation device and navigation device implementing the same |
| 02/17/2004 | US6693979 Adaptive smoothing system for fading communication channels |
| 02/17/2004 | US6693592 Geographical navigation using multipath wireless navigation signals |
| 02/12/2004 | WO2004013649A2 Apparatus and method for time maintenance in a satellite position system receiver |
| 02/12/2004 | WO2003001230A3 Signal acquisition using data bit information |
| 02/12/2004 | US20040030534 Method and apparatus for implementing projections in signal processing applications |
| 02/12/2004 | US20040030496 Global positioning system tag system |
| 02/12/2004 | US20040029583 Position measuring method and mobile communication terminal |
| 02/12/2004 | US20040027283 Method of providing an estimate of a location |
| 02/12/2004 | US20040027281 Determination of the transmission time of a signal part in a positioning system |
| 02/12/2004 | US20040027280 Method for calibrating integrated location finding systems |
| 02/12/2004 | US20040027277 Method and apparatus for processing of satellite signals without time of day information |
| 02/12/2004 | US20040027243 System and method for acquisition management of subject position information |
| 02/11/2004 | EP1388241A1 Method and apparatus for computing signal correlation |
| 02/10/2004 | US6691066 Measurement fault detection |
| 02/10/2004 | US6691031 Method and apparatus for substituting sensor data for satellite signal in GPS receiver |
| 02/10/2004 | US6690323 GPS receiver with emergency communication channel |
| 02/10/2004 | US6690322 Wireless communications terminal, computer program executable by wireless communications terminal and method for outputting positional information from wireless communications terminal |
| 02/10/2004 | CA2191813C Radio navigation testing method and device using standard signal measuring and generating equipment |
| 02/05/2004 | WO2004011957A1 Method and apparatus for navigation using instantaneous doppler measurements from satellites |
| 02/05/2004 | WO2004011956A2 Carrier-based differential-position determination using multi-frequency pseudolites |
| 02/05/2004 | WO2003067869A3 Using television signals to provide localized position |
| 02/05/2004 | US20040022302 Serial cancellation receiver design for a coded signal processing engine |
| 02/05/2004 | US20040022129 Navigational device for an underwater diver |
| 02/05/2004 | US20040021603 Multi-frequency pseudolites for carrier-based differential-position determination |
| 02/05/2004 | US20040021601 Apparatus and method for time maintenance in a satellite position system receiver |
| 02/05/2004 | US20040021515 Adaptive spatial temporal selective attenuator with restored phase |
| 02/05/2004 | DE10331893A1 Verfahren zum Sparen von Leistung durch Reduzierung der Zeit des aktiven Empfangs im Standby-Betrieb Method for conserving power by reducing the period of active reception in standby mode |
| 02/04/2004 | EP1387500A1 Integrated circuit for GPS code acquisition |
| 02/04/2004 | EP1387499A1 Integrated circuit for code acquisition |
| 02/04/2004 | EP1387498A1 Integrated circuit for code acquisition |
| 02/04/2004 | CN1473430A Mixed-media telecommunication call set-up |
| 02/03/2004 | US6686877 Satellite signal receiver |
| 02/03/2004 | CA2204585C A receiver for a navigation system, in particular a satellite navigation system |
| 01/29/2004 | WO2003036322A3 Method for open loop tracking gps signals |
| 01/29/2004 | US20040017312 Multiple pass location processor |
| 01/29/2004 | US20040017311 Method and apparatus to compute the geolocation of a communication device using orthogonal projections |