Patents
Sitemap › G01 - Measuring; Testing › G01S - Radio direction-finding; Radio navigation; Determining distance or velocity by use of radio waves; Locating or presence-detecting by use of the reflection or reradiation of radio waves; Analogous arrangements using other waves › 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
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)
11/2007
11/01/2007US20070252755 Digital Broadcasting Receiver Having Dgps Rtcm Data Output Port and Terminal Supporting Dgps Using the Same
10/2007
10/31/2007EP1848626A1 Device for bringing a motor vehicle to a target position
10/31/2007EP1512028B1 Aiding in a satellite positioning system
10/31/2007EP1277286B9 Personal communications device with gps receiver and comon clock source
10/31/2007DE10331893B4 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
10/31/2007CN200968987Y GPS tracking and positioning apparatus dedicated for container car
10/31/2007CN200968986Y Multifunctional GPS vehicle mounted system
10/31/2007CN101065929A Apparatus and method for CDMA time pseudolite for repeater identification
10/31/2007CN101064061A Different species traffic information real time integrating method
10/31/2007CN101063714A Method for enhancing occultion GPS receiving machine, capturing and tracking weak signal
10/31/2007CN101063713A Positioning system
10/30/2007US7289731 Optical network termination with automatic determination of geographic location
10/25/2007WO2007119599A1 Time correction control apparatus and method of time correction control
10/25/2007US20070247368 System and method for multilaterating a position of a target using mobile remote receiving units
10/25/2007US20070247365 Methods and apparatus relating to wireless terminal beacon signal generation, transmission, and/or use
10/25/2007US20070247360 Global positioning system receiver capable of simultaneously receiving global positioning system signal and frequency modulation sub-wave signal
10/25/2007US20070247358 Gps Device
10/25/2007US20070247355 Satellite positioning system receivers and methods
10/25/2007DE102006035028A1 Verfahren und Vorrichtung zum Bestimmen einer Bitgrenze eines codierten Wiederholungssignals Method and apparatus for determining a bit boundary of a coded signal repetition
10/24/2007EP1848114A2 Method of detecting a predetermined sequence in an RF signal using a combination of correlation and FFT
10/24/2007EP1847847A2 Method and apparatus for performing position location in a CDMA wireless communications system
10/24/2007EP1847151A1 Method and apparatus for performing position determination with pre-session action
10/24/2007EP1847121A1 Display device with speaker grill
10/24/2007EP1728222A4 Method and system for providing tracking services to locate an asset
10/24/2007EP1639723A4 Method and apparatus for communication of gps ephemeris
10/24/2007CN200965729Y Vehicle overload management system
10/24/2007CN200965697Y Automobile credit risk control device based on GSM
10/24/2007CN200965606Y An optical zooming device with the guidance functions
10/24/2007CN200965568Y Vehicle-mounted GPS positioning terminal
10/24/2007CN101061391A Apparatus and method for deriving position information
10/24/2007CN101059560A Method for detecting shift error of occultation double-frequency GPS receiver
10/24/2007CN101059350A Electronic map self-aided terminal for street and its implementation method
10/24/2007CN100345388C Short message transceiver having wireless locating function
10/24/2007CN100344985C Method and apparatus for signal processing in satellite positioning system
10/23/2007US7286934 Individual transport control and communication system
10/23/2007US7286902 Method and apparatus for detecting position of mobile robot
10/23/2007US7286592 Method and apparatus for receiving a signal
10/23/2007US7286084 Multiple antenna multi-frequency measurement system
10/23/2007US7286083 Method and apparatus for improving fault detection and exclusion systems
10/23/2007US7286082 Method and apparatus for wide area augmentation system having GEO uplink subsystem with enhanced clock steering
10/23/2007US7286081 Acquisition assist information managing system, acquisition assist information managing device, and acquisition assist information managing method
10/23/2007US7286077 Method and device for aiding the landing of an aircraft on a runway
10/18/2007WO2007117667A2 Light source orientation detector
10/18/2007WO2007069084A3 Switching between the wireless communication system mode and the satellite positioning system mode, based on the detected voice activity of the transmitter
10/18/2007US20070245206 Method for Transmitting a Radio Navigation Signal
10/18/2007US20070242733 Method of Validating the Detection of a Correlation Peak by a Satellite Positioning System Receiver
10/18/2007US20070241957 Method and apparatus for providing an integrated communications, navigation and surveillance satellite system
10/17/2007EP1845389A2 Global positioning system and global positioning method with improved sensitivity by detecting navigation data inversion boundaries
10/17/2007EP1844349A2 A system and method for monitoring and surveying movements of the terrain, large infrastructures and civil building works in general, based upon the signals transmitted by the gps navigation satellite system
10/17/2007EP1660903B1 Method for receiver autonomous integrity monitoring and fault detection and elimination
10/17/2007EP0885492B1 An improved gps receiver utilizing a communication link
10/17/2007EP0843828B1 Multipath error reduction in a spread spectrum receiver for ranging applications
10/17/2007CN200962144Y Separated GPS vehicular positioning system
10/17/2007CN101057156A Reporting satellite positioning system assistance integrity information in wireless communication networks
10/17/2007CN101056183A Buffer-based magnitude charging middle message processing method
10/17/2007CN101055309A Configurable general radio frequency processing method and system of navigation satellite signal
10/17/2007CN100343691C System and method for subband beamforming using adaptive weight normalization
10/17/2007CN100343688C Underwater global positioning system receiving arrangement
10/17/2007CN100343687C Methods and apparatuses for processing of global positioning system signals with a matched filter
10/16/2007US7283907 Vehicle operation assisting system
10/16/2007US7283093 Method and system for monitoring location based service emitter infrastructure
10/16/2007US7283090 System for standard positioning service and precise positioning service cooperative operation
10/11/2007WO2007113489A1 Geolocation methods and apparatus
10/11/2007WO2007113086A1 Associating a universal time with a received signal
10/11/2007US20070239356 Synchronization of an external device using a GPS receiver
10/11/2007US20070236389 Reference beacon methods and apparatus for tdoa/fdoa geolocation
10/10/2007EP1843168A1 Mobile reference station for producing differential corrections
10/10/2007EP1843167A1 Spread spectrum signal processing
10/10/2007EP1842077A2 Method and rotating laser for determining an item of position information of at least one object
10/10/2007EP1842076A2 Fluid conditioning system
10/10/2007EP1649300B1 System for setting coarse gps time in a mobile station within an asynchronous wireless network
10/10/2007EP1076834B1 Method and apparatus for operating a satellite positioning system receiver
10/10/2007CN101053228A Method and device for demodulating galileo alternate binary offset carrier (altboc) signals
10/10/2007CN101053167A Performing an acquisition in a receiver
10/10/2007CN101051985A Method for realizing virtual special net access
10/10/2007CN101051961A Loopback control method and device
10/10/2007CN101051931A System and method for realizing business protection using LCAS protocol
10/10/2007CN101051709A Antenna frame with direction recognition
10/10/2007CN101051076A Mobile space data collection and processing and publishing method
10/10/2007CN100342242C Method and apparatus for increasing sensitivity of global positioning satellite receiver
10/09/2007US7280626 Synthesizing coherent correlation sums at one or multiple carrier frequencies using correlation sums calculated at a coarse set of frequencies
10/09/2007US7280608 Real time dynamic correlator
10/09/2007US7280586 Method and apparatus for detecting spread spectrum signal spread code synchronization
10/09/2007US7280072 System for the relative navigation of aircraft and spacecraft using a phased array antenna
10/04/2007WO2007111621A1 Cooperative global positioning system (gps) processing by mobile terminals that communicate via an ad hoc wireless network
10/04/2007US20070230545 Method and apparatus for improved L2 performance in dual frequency semi-codeless GPS receivers
10/04/2007US20070230270 System and method for archiving data from a sensor array
10/04/2007US20070230269 Acoustic source localization system and applications of the same
10/04/2007US20070229354 Radio monitoring apparatus and method
10/03/2007EP1841256A1 Estimating a location of a mobile device
10/03/2007EP1840592A1 Method and system for using altitude information in a satellite positioning system
10/03/2007EP1840591A1 Method and system for using altitude information in a satellite positioning system
10/03/2007EP1839070A1 Improved integrity and continuity satellite positioning receiver
10/03/2007EP1407511B1 Wrist-worn electronic instrument with antenna
10/03/2007CN101047595A Initial method and device of bus system
10/03/2007CN101047571A Method and system for transmitting test route
10/03/2007CN101047533A Method and device for connecting multi-conference
10/03/2007CN101046509A Terminal with position-measuring functions
10/03/2007CN101046508A LCD brightness controlling method for navigation system
10/03/2007CN101046507A Hand held GPS unit
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