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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07/04/2012 | CN101458316B GPS module and computer system thereof |
07/04/2012 | CN101242033B Antenna configuration structure with direction recognition function and wireless positioning device with this function |
07/04/2012 | CN101209771B Refrigerated container safety intelligent detecting system |
07/04/2012 | CN101192350B Airplane anti-collision and navigation system and method for actively launching three-dimensional stereo flight information |
07/04/2012 | CN101173981B Satellite navigation system and electric power control method thereof |
07/04/2012 | CN101055309B Configurable general radio frequency processing method and system of navigation satellite signal |
07/03/2012 | US8214147 Navigation unit and base station |
07/03/2012 | CA2647611C Searching apparatus and method for operating a searching apparatus |
06/28/2012 | WO2012087424A2 Vibrating radar sensor |
06/28/2012 | WO2012087157A1 Locator device with noise suppression |
06/28/2012 | US20120162014 System and method for aircraft navigation using signals transmitted in the dme transponder frequency range |
06/28/2012 | US20120162013 Applications for Geographically Coded Access Points |
06/27/2012 | EP2469302A1 Method for open loop tracking GPS signals |
06/27/2012 | CN1963558B Minimization of a GPS satellite search time in a gps receiver |
06/27/2012 | CN102520388A Positioning device using phased array principle and in combination with RSSI (Received Signal Strength Indicator) range measuring |
06/27/2012 | CN102520387A Antenna configuration structure having direction identification function and wireless positioning device using antenna configuration structure |
06/27/2012 | CN101770015B Method for obtaining correct phase reversal point of global positioning system (GPS) signal |
06/27/2012 | CN101750598B Wearable indoor positioning system based on radio frequency identification technology and method thereof |
06/27/2012 | CN101592531B Method and device for monitoring distribution of vertical depth temperature field of ocean in real time |
06/27/2012 | CN101432635B Adaptive code generator for satellite navigation receivers |
06/26/2012 | US8207892 Technique for determining an angle of arrival in a communication system |
06/21/2012 | US20120154219 System and method for locating a target using a transceiver array |
06/20/2012 | EP2466326A2 Device and methods for coping with inefficiency from general purpose processors in implementing algorithms |
06/20/2012 | CN102510299A Variable integration time SSC bit alignment method and system adopting same |
06/20/2012 | CN101487882B Frequency coherence within a location network |
06/19/2012 | CA2653574C Device and methods for coping with inefficiency from general purpose processors in implementing algorithms |
06/14/2012 | DE112010001482T5 Verwendung von SBAS-Signalen zur Verbesserung von GNSS-Empfänger-Leistung Using SBAS signals to improve GNSS receiver performance |
06/14/2012 | DE112010001453T5 Leiterplatte, Hochfrequenzmodul und Radarvorrichtung PCB, high-frequency module and radar apparatus |
06/14/2012 | DE102010054229A1 Method for determining position of model rail vehicle used in test stem of traffic collision warning system, involves assigning time of driving of infra-red LED by capturing vehicle attached marking elements by motion capture system |
06/13/2012 | CN101013154B Method and apparatus for determining location using a coarse position estimate |
06/12/2012 | US8200430 Method and apparatus for providing integrity information for users of a global navigation system |
06/12/2012 | US8199733 Method and apparatus for geographic-based communications service |
06/12/2012 | CA2519808C Correction of troposphere induced errors in global positioning systems |
06/07/2012 | WO2012075052A1 Control schemes for determining access terminal location |
06/07/2012 | WO2012075050A1 Estimating access terminal location based on beacon signals from femto cells |
06/07/2012 | US20120139790 Optimal storage scheme for access point coverage data |
06/07/2012 | CA2755465A1 Method for determining the distance of a vehicle from a radio beacon and radio beacon for this purpose |
06/06/2012 | EP2461543A2 Network independent location services |
06/06/2012 | EP2461542A2 Network independent location services |
06/06/2012 | EP2460126A1 Method and system for presence detection |
06/06/2012 | DE112010003324T5 RFID-Ortungssystem RFID positioning system |
06/06/2012 | CN102050269B Packaging structure of portable electronic device and packaging and combining method thereof |
06/06/2012 | CN101604011B Sync detection device and method for gnss |
06/05/2012 | US8196139 Interpreting I/O operation requests from pageable guests without host intervention |
05/31/2012 | WO2012030197A3 Method and device for deciding location of terminal in a wireless communication system |
05/31/2012 | US20120133558 High-Precision Radio Frequency Ranging System |
05/30/2012 | EP1399756B1 Method and apparatus for providing accurate position estimates in instances of severe dilution of precision |
05/30/2012 | EP1071966B1 Matched Filter |
05/30/2012 | CN202249251U Freight wagon electronic lock system |
05/30/2012 | CN202243336U Navigation automobile key |
05/30/2012 | CN102483451A Gnss接收器及操作方法 Gnss receiver and method of operation |
05/30/2012 | CN101918753B Control method of an illuminating system |
05/30/2012 | CN101650414B Method and device for assisting code loop by utilizing carrier loop of satellite receiver |
05/30/2012 | CN101592723B GPS receiver and method for positioning same |
05/30/2012 | CN101554877B Overlimit laser monitoring and alarming system of suspension train |
05/30/2012 | CN101533956B Multi-mode satellite positioning navigation terminal antenna |
05/30/2012 | CN101513087B Communication terminal, method for obtaining position information of communication terminal and program for controlling communication terminal |
05/30/2012 | CN101482402B Signal transmission system for a measurement device |
05/30/2012 | CN101449178B Support to relative positioning |
05/30/2012 | CN101424535B Vehicle positioning method and device |
05/30/2012 | CN101268381B A method of determining a GPS position and a gps receiver for the same |
05/29/2012 | US8188919 Globally-convergent geo-location algorithm |
05/24/2012 | WO2012067557A1 A method and radar system for repetition jammer and clutter suppression |
05/24/2012 | WO2012067477A1 System for managing spaces, times and collection in passenger transport terminals |
05/23/2012 | CN102466790A 一种机载esm系统对离心加速度的测量方法 Airborne esm system for centrifugal acceleration measurement method |
05/23/2012 | CN101872010B Big Dipper/GPS (Global Position System) signal power divider and manufacture method thereof and dual-system radio frequency receiving module |
05/23/2012 | CN101813759B Method for subsequently processing original positioning result of global positioning system |
05/23/2012 | CN101767570B Vehicle monitoring system |
05/23/2012 | CN101726723B Method for preprocessing observed quantity of global positioning system receiver |
05/23/2012 | CN101713820B System for testing performance of GPS hardware receiver based on GPS software receiver in dynamic environment |
05/23/2012 | CN101685164B Subaqueous multi-cable positioning system and method thereof. |
05/23/2012 | CN101600085B Management method of mobile digital television |
05/23/2012 | CN101568850B Portable, iterative geolocation of RF emitters |
05/23/2012 | CN101561485B Method for capturing weak navigation signals by utilizing wavelet de-noising |
05/23/2012 | CN101210828B In-vehicle electronic apparatus and in-vehicle electronic system |
05/23/2012 | CN101156080B A system and method for monitoring and surveying movement of the terrain, large infrastructures and buildings using GPS signals |
05/22/2012 | US8184563 Selecting a position fix to determine the location of a wireless communication device |
05/22/2012 | US8184504 System and method for positioning |
05/22/2012 | CA2579359C A method and device for demodulating galileo alternate binary offset carrier (altboc) signals |
05/22/2012 | CA2479669C Automatic sequential tuning of narrowband receivers of a wireless locat ion system for voice/traffic channel tracking |
05/17/2012 | US20120119936 System and method for transmitting vehicle information to an occupant communication device |
05/16/2012 | EP2116983B1 Vehicle-mounted receiver apparatus |
05/16/2012 | CN102460203A Mobile-based positioning with non-conforming use of assistance data |
05/16/2012 | CN102460201A 用于根据卫星信令确定设备或用户的定位的方法和设备 Signaling for satellite location determining device or user in accordance with a method and apparatus |
05/16/2012 | CN101341765B Wireless node location mechanism using antenna pattern diversity to enhance accuracy of location estimates |
05/15/2012 | US8179318 Precise position determination using VHF omni-directional radio range signals |
05/15/2012 | US8179317 Method and apparatus for passive geolocation using synthetic-aperture processing |
05/15/2012 | US8179316 Set mode passive location in TOA/TDOA modes |
05/15/2012 | CA2489792C Reducing cross-interference in a combined gps receiver and communication system |
05/15/2012 | CA2474770C Dynamic creation, selection, and scheduling of radio frequency communications |
05/10/2012 | WO2012059542A1 Mobile device and infrastructure system |
05/10/2012 | US20120115509 Method and apparatus for improving radio location accuracy with measurements |
05/10/2012 | DE102010043394A1 Mobiles Gerät und Infrastruktursystem Mobile device and infrastructure system |
05/09/2012 | EP2449397A1 Gnss receiver and operating method |
05/09/2012 | EP2448496A2 Post-beamforming compression in ultrasound systems |
05/09/2012 | EP1112511B1 Call maintenance during position location |
05/09/2012 | CN202217050U Onboard searching machine |
05/09/2012 | CN202217049U Marine emergency position indicating system |
05/09/2012 | CN102449496A Orientation |
05/08/2012 | USRE43356 System for determining position of mobile communication terminal and method thereof |