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)
10/2010
10/13/2010CN101858752A Method and system for judging dynamic position deviation
10/13/2010CN101582198B Real-time monitoring method for construction quality of core rockfill dam
10/12/2010US7813875 Layered host based satellite positioning solutions
10/12/2010US7812766 Locating a mobile station and applications therefor
10/12/2010US7812765 Method and apparatus for controlling power supply for speedy acquisition of GPS signal, and GPS receiver having the apparatus
10/12/2010US7812764 Terminal apparatus, positioning method, control program for terminal apparatus, and computer readable recording medium having recorded therein control program for terminal apparatus
10/12/2010CA2532427C Method of updating gps almanac data for satellites not in view
10/07/2010WO2010114796A1 System and method for operating a gps device in micro power mode
10/07/2010WO2010114791A1 System and method for operating a gps device in micro power mode
10/07/2010WO2010114079A1 Circuit board, high frequency module, and radar apparatus
10/07/2010WO2010025273A3 Method and apparatus for determining at a predetermined granularity the direction and range of a transmitting mobile device
10/07/2010US20100256841 System and Method for Assisting in the Decking of an Aircraft
10/07/2010DE102009016585A1 Verfahren und Vorrichtung zum Kalibrieren einer Bestrahlungsvorrichtung Method and apparatus for calibrating a radiation apparatus
10/06/2010EP2234848A2 Vehicle key
10/06/2010CN201600447U 应用dds技术实现指点信标调制器 Applications dds technology Marker Beacon modulator
10/06/2010CN1947030B Positioning receiver
10/06/2010CN1902957B Method and apparatus for calculating a position estimate of a mobile station using network information
10/06/2010CN101855565A Tracking module with global positioning system for cargo and goods
10/06/2010CN101850746A Vehicle positioning navigation apparatus bracket with GPS function
10/06/2010CN101577043B Automatic information collecting device during rolling process of corewall rock-fill dam
10/06/2010CN101221230B Multichannel common phase noise restraining device and method thereof
10/06/2010CN101216544B GPS receiving machine integrated radio frequency chip
10/05/2010US7809161 Method and apparatus for three-dimensional tracking of infra-red beacons
10/05/2010US7808432 Systems and methods for a high-precision time of arrival ultra-wideband positioning system
09/2010
09/30/2010WO2010111407A1 Method of improving battery life
09/30/2010WO2010111118A1 Method and apparatus for improving gps receiver accuracy using an embedded map database
09/30/2010WO2010111047A1 Utilizing sbas signals to improve gnss receiver performance
09/30/2010WO2010108938A1 Method and device for detecting and excluding satellite malfunctions in a hybrid ins/gnss system
09/30/2010US20100250024 Fully autonomous or remotely operated golf ball picking system
09/30/2010US20100246645 Apparatus for and method of making pulse-shape measurements
09/30/2010US20100246328 Security event detection, recognition and location system
09/29/2010EP2232289A1 Navigation receiver
09/29/2010EP2232288A1 Transmitter identification for wireless signals having a digital audio broadcast (dab) physical layer
09/29/2010CN1942776B Method of tracking radio frequency signals
09/29/2010CN1875289B GPS receiver and related method and apparatus
09/29/2010CN101846733A Wireless intelligent communications terminal, system and method for monitoring the old/child
09/29/2010CN101470521B Method for automatically broadcasting words information in voice by electronic device in bright light
09/29/2010CN101334284B Synchronous sampling method suitable for walker assembled positioning
09/28/2010US7804448 Portable, iterative geolocation of RF emitters
09/28/2010CA2383685C Method and apparatus for broadcasting position location data in a wireless communication system
09/28/2010CA2379167C Selection of location measurement units for determining the position of a mobile communication station
09/23/2010WO2010106018A1 3d building generalization for digital map applications
09/23/2010WO2010105935A1 Detecting change areas in a digital map from macro probe data attributes
09/23/2010WO2010105934A1 Outdoor to indoor navigation system
09/23/2010WO2010105714A1 Method for updating digital maps using altitude information
09/23/2010WO2010105713A1 Method for updating digital maps
09/23/2010WO2010105712A1 System and method for verifying map update reports using probe data
09/22/2010EP2230769A2 systems and methods for receiving and processing multiple carrier communications and navigation signals
09/22/2010EP2230644A1 Method and system for detecting land vehicles on a road network and satellite positioning box for the method and the system
09/22/2010CN201589859U GNSS receiver board card
09/22/2010CN201589858U Microwave spaceborne radiometer data processing and scanning control system adopting FPGA technology
09/22/2010CN101842714A Communication system and method using an active phased array antenna
09/22/2010CN101841341A Big dipper multi-mode time service receiving device
09/22/2010CN101840531A Wristwatch-type monitoring device based on radio signal positioning and fingerprint recognition
09/22/2010CN101839971A High precision GNSS receiver
09/22/2010CN101839970A Method for quickly acquiring GPS signal and system thereof
09/22/2010CN101839969A Satellite communication 1553B ground detection system and detection method thereof
09/21/2010US7801222 Coding image signal
09/21/2010US7800535 Multi-function device with positioning system and shared processor
09/21/2010US7800530 Method and system for providing assistance data for A-GPS location of handsets in wireless networks
09/16/2010WO2010105225A1 Method and apparatus for sequencing and correlating a positioning reference signal
09/16/2010WO2010104782A1 Removing biases in dual frequency gnss receivers using sbas
09/16/2010WO2010104734A1 Method and system for selecting optimal satellites in view
09/16/2010WO2010103230A1 Space location device, associated reference transmitter and location system
09/16/2010WO2010102681A1 Gnss receiver design testing
09/16/2010WO2010102331A1 Processing complex-modulated signal involving spreading code and subcarrier in ranging system
09/16/2010US20100234045 System and method for hybriding wireless location techniques
09/16/2010US20100234044 Method and Apparatus for Position Sensing
09/16/2010US20100231454 System and method for providing secure communication between network nodes
09/16/2010DE102009013671A1 Vorrichtung zur Positionsbestimmung eines Flurförderzeugs Apparatus for determining the position of an industrial truck
09/15/2010EP2228664A1 Satellite signal reception device, and control method for a satellite signal reception device
09/15/2010CN201583651U Watchband type positioning tracker
09/15/2010CN201583650U Pet positioning device, pet monitoring device and pet tracking system
09/15/2010CN1894592B Method of updating the clock bias between a base station of a GSM network and the satellites of a GPS system
09/15/2010CN1886672B Satellite data acquisition method
09/15/2010CN1811826B GPS positioning vehicular recorder and control method of system control unit
09/15/2010CN101833700A Criminal management system
09/15/2010CN101833551A GPS (Global Position System) electronic map controllable distribution and accurate increment updating technology
09/15/2010CN101183007B Navigation method, device and navigation equipment
09/14/2010US7797105 System and method for GPS acquisition using advanced tight coupling
09/14/2010US7796560 Performance of a receiver in interfering conditions
09/14/2010US7796084 Cold start satellite search method
09/14/2010CA2413691C Track model constraint for gps position
09/09/2010US20100228523 Ultrasonic wave propagation time measuring system
09/09/2010US20100225541 Ultra-wideband radios for time-of-flight-ranging and network position estimation
09/09/2010US20100225540 Positioning system, air conditioning system, and lighting system
09/08/2010EP2225622A1 Method for aircraft landing assistance using gps and mls in case of calculated axial approach
09/08/2010EP1360519B1 Mobile device comprising a gps receiver
09/08/2010CN201576089U GPS navigator with mobile digital television function
09/08/2010CN101828127A Processing of satellite positioning system signals
09/08/2010CN101827433A Energy-saving operating method for satellite positioning communication terminal of engineering machinery
09/08/2010CN101825695A Multi-module embedded combined navigation receiver and positioning method
09/08/2010CN101140699B Circuit inspection method based on vehicle mounted GPS terminal
09/07/2010US7793136 Application management system with configurable software applications
09/07/2010US7793135 Mobile equipment with time control for DRM schemes
09/07/2010US7792639 Host based satellite positioning systems
09/07/2010US7791533 Positioning device, electronic instrument, and filter passband changing method
09/02/2010WO2010097736A2 Modulating transmission timing for data communications
09/02/2010WO2010096880A1 Workplace management system
09/02/2010US20100223063 Radio Device and Methods of Supplying Same
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