| 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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| 05/11/2011 | CN101487884B Message frame generation method for ultra-wide band indoor navigation positioning system |
| 05/11/2011 | CN101441799B Large scope colony vital signs detecting rescue machine |
| 05/11/2011 | CN101436187B Information acquisition method based on geographical entity district distribution feature data |
| 05/11/2011 | CN101251590B Positioning system and positioning method for infrared wide-angle communication synchronous integral coal mining machine |
| 05/11/2011 | CN101251588B Mobile carrier omnidistance labelling positioning device within metallic pipe |
| 05/11/2011 | CN101246207B Implementing method for generating data code stream after scrambling in GPS disturbance system |
| 05/10/2011 | US7941799 Interpreting I/O operation requests from pageable guests without host intervention |
| 05/10/2011 | US7941572 Fault tolerant cell array architecture |
| 05/10/2011 | US7941164 Satellite positioning system receiver utilizing broadcast doppler information |
| 05/10/2011 | US7940214 Method and apparatus for determining absolute time-of-day in a mobile-assisted satellite positioning system |
| 05/05/2011 | WO2011053389A1 Methods and apparatuses for determining a geometric feature of a navigable feature |
| 05/05/2011 | WO2011051604A1 Method and system for assisting with the locating of a mobile terminal in a closed environment using pseudolite base stations. |
| 05/05/2011 | US20110105149 Selecting a position fix to determine the location of a wireless communication device |
| 05/05/2011 | US20110103433 Rapid acquisition methods and apparatus for gps signals |
| 05/05/2011 | US20110103189 Anomaly detector for pipelines |
| 05/05/2011 | US20110102265 Localization Method And System Thereof |
| 05/05/2011 | US20110102264 Apparatus and method for detecting interior position using digital broadcasting signal |
| 05/05/2011 | US20110102258 Signal Processing System for Satellite Positioning Signals |
| 05/05/2011 | DE102009049978A1 Verfahren und Vorrichtung zur relativen Lageerkennung von Funkortungsstationen Method and apparatus for detecting relative position of radiolocation stations |
| 05/04/2011 | EP2315981A1 Improvements to solar thermal collectors |
| 05/04/2011 | EP1671151B1 Method and apparatus for satellite-based relative positioning of moving platforms |
| 05/04/2011 | CN102047139A Methods and apparatuses for use with mode-switchable navigation radio |
| 05/04/2011 | CN102047138A Multiple radio device having adaptable mode navigation radio |
| 05/04/2011 | CN102047137A Precise absolute time transfer from a satellite system |
| 05/04/2011 | CN102047136A Internet hotspots localization using satellite systems |
| 05/04/2011 | CN102047135A Controlling satellite navigation receivers in response to low frequency electromagnetic signals |
| 05/04/2011 | CN101482605B Null widened interference suppression method of high-dynamic satellite navigation system |
| 05/04/2011 | CN101399676B Power saving via variable listen intervals in a wlan |
| 05/04/2011 | CN101329180B Double-module shipborne terminal based on big dipper satellite navigation system positioning communication and method therefor |
| 05/04/2011 | CN101324660B Method and apparatus for generating absolute time information and transmitting method and apparatus thereof |
| 05/04/2011 | CN101308204B Multisystem satellite navigation correlator |
| 05/04/2011 | CN101275997B Software GPS receiver tracking method based on equal length CA code |
| 05/04/2011 | CN101246210B GPS locating method |
| 05/04/2011 | CN101201395B Underground garage positioning system based on RFID technique |
| 05/03/2011 | US7936305 System and method for determining attitude using spatial shift key (SSK) modulation signatures |
| 05/03/2011 | CA2553959C Methods and systems for enhanced navigational performance |
| 05/03/2011 | CA2360061C Sequential-acquisition, multi-band, multi-channel, matched filter |
| 04/28/2011 | WO2010141119A9 Passive electro-optical tracker |
| 04/28/2011 | US20110096631 Audio processing device |
| 04/27/2011 | EP1311870B1 Apparatus for reducing auto-correlation or cross-correlation in weak cdma signals |
| 04/27/2011 | CN102037374A Transmission of location information by a transmitter as an aid to location services |
| 04/27/2011 | CN102037373A Method of determining the dynamic location of a protection device |
| 04/27/2011 | CN102037372A Navigation device & method |
| 04/27/2011 | CN102033219A Frequency tracking method and device for positioning system |
| 04/27/2011 | CN102033218A Method for monitoring satellite signal |
| 04/27/2011 | CN102033217A WCDMA (Wideband Code Division Multiple Access) network assisted global positioning system receiver |
| 04/27/2011 | CN102033216A Mobile communications (GSM) network assisted global positioning system (GPS) receiver |
| 04/27/2011 | CN101458318B Novel redundancy GPS clock method |
| 04/27/2011 | CN101435861B GPS signal processing method under weak signal star searching environment |
| 04/27/2011 | CN101334458B Satellite navigation positioning carrier phase cycle slip rehabilitation method |
| 04/27/2011 | CN101142495B Method and apparatus for enhanced autonomous GPS |
| 04/27/2011 | CN101105524B Quick cadastral survey measurement and data processing method based on real-time dynamic positioning technology |
| 04/26/2011 | US7933627 GPS RF front end IC with frequency plan for improved integrability |
| 04/26/2011 | CA2440750C Time acquisition in a wireless position determination system |
| 04/26/2011 | CA2404109C Methods and apparatuses for using assistance data relating to satellite position systems |
| 04/26/2011 | CA2388743C Method and apparatus for determining the position location using reduced number of gps satellites and synchronized and unsynchronized base stations |
| 04/26/2011 | CA2385191C Method, apparatus, and system for signal prediction |
| 04/21/2011 | WO2011047306A1 Method and apparatus for requesting satellite positioning system related information |
| 04/21/2011 | DE102010048924A1 Mehrfachwellenlängenfähiger Laserempfänger Multi-wavelength laser-capable receiver |
| 04/20/2011 | EP2311247A1 Satellite positioning for cameras |
| 04/20/2011 | EP2310870A1 Apparatus and method for determining the location of an rf source |
| 04/20/2011 | EP2310869A1 Methods and apparatuses for requesting/providing sensitivity assistance information associated with various satellite positioning systems in wireless communication networks |
| 04/20/2011 | EP1751575B1 A gps device |
| 04/20/2011 | EP1336277B1 Methods and apparatus for identifying asset location in mobile communication networks |
| 04/20/2011 | CN1584627B Method for measuring GPS air sensitivity and mobile terminal having function of measuring GPS air sensitivity |
| 04/20/2011 | CN102027385A Multiple-mode location determining methods and systems |
| 04/20/2011 | CN102023289A Electronic device and map display method |
| 04/20/2011 | CN101169325B Method for regulating guidance system map display window |
| 04/20/2011 | CN101059560B Method for detecting measurement error of occultation double-frequency GPS receiver |
| 04/19/2011 | US7929928 Frequency phase correction system |
| 04/19/2011 | US7928902 Positioning method, positioning device, and electronic instrument |
| 04/19/2011 | CA2453819C Apparatus, method, and system of transferring correction information |
| 04/13/2011 | EP2309290A1 Satellite positioning system receivers and methods |
| 04/13/2011 | EP2309287A2 Improvements in radio positioning systems |
| 04/13/2011 | EP2308012A1 A radio frequency tag |
| 04/13/2011 | EP2307903A1 Method providing positioning and navigation inside large buildings |
| 04/13/2011 | CN1991404B Mini tracer for tracing track of animal and method of use thereof |
| 04/13/2011 | CN102017512A Location information verification |
| 04/13/2011 | CN102016628A Position estimation enhancement for a global navigation satellite system receiver |
| 04/13/2011 | CN102016625A Relative position detecting apparatus, and relative position detecting system |
| 04/13/2011 | CN102016622A Methods and apparatuses for processing satellite positioning system signals |
| 04/13/2011 | CN102016621A Apparatus and method for cross-correlation spur mitigation |
| 04/13/2011 | CN102016620A Network and method for calculating ionosphere corrections |
| 04/13/2011 | CN102016619A Improved SBAS receiver |
| 04/13/2011 | CN102016618A Providing positioning assistance data |
| 04/13/2011 | CN102016609A Apparatus and method for active voltage compensation |
| 04/13/2011 | CN102012498A Beidou passive positioning receiver |
| 04/13/2011 | CN101594128B Synchronizing pulse synthesizing method and synchronizing pulse synthesizer for combined navigation processor |
| 04/13/2011 | CN101388143B Bus arriving time prediction method based on floating data of the bus |
| 04/13/2011 | CN101169331B Vehicular navigation device using tri-dimensional picture |
| 04/13/2011 | CN101078764B Satellite search method |
| 04/12/2011 | USRE42285 Applications processor including a database system, for use in a wireless location system |
| 04/12/2011 | US7925429 Personal GPS navigation device |
| 04/12/2011 | US7925286 Method, a program and a module to estimate a doppler maximum frequency and an oscillator frequency offset, receiver including the module |
| 04/12/2011 | US7924224 Variable coherence integration for the location of weak signals |
| 04/12/2011 | US7924219 Positioning method, program, positioning device, and electronic apparatus |
| 04/12/2011 | CA2429340C Position determination in a wireless communication system with detection and compensation for repeaters |
| 04/07/2011 | WO2011039042A1 Positioning system |
| 04/07/2011 | WO2011020048A3 Accessing positional information for a mobile station using a data code label |
| 04/07/2011 | WO2011008408A3 Post-beamforming compression in ultrasound systems |