Matches 1 - 50 out of 186 1 2 3 4 >


Match Document Document Title
US20140085142 COLLABORATIVE ASSISTED GLOBAL POSITIONING SYSTEM  
An system and method for assisting global positioning system (GPS) receivers in acquiring and tracking satellites. A method for assisting GPS receivers in acquiring and tracking satellites...
US20110133984 Devices, Systems and Methods for Locating a Positioning Satellite  
A mobile communication device is disclosed which receives a Base Station Transceiver (BTS) broadcast that identifies the serving cell coordinates, PLMN information, etc. The device determines an...
US20090167602 SIGNAL ACQUIRING METHOD OF GPS RECEIVER AND DIGITAL CAMERA THEREOF  
A signal acquiring method of a GPS receiver and a digital camera thereof, suitable for accelerating a signal acquiring speed of the GPS receiver, are described. The signal acquiring method...
US20110273330 Method and System for Customized Full Ephemeris Compatible With Standard AGPS Network Devices  
Aspects of a method and system for customized full ephemeris compatible with standard AGPS network devices allows a GPS enabled handset to receive real-time full ephemeris from an AGPS server for...
US20120154216 METHOD OF DETERMINING APPROPRIATENESS OF SATELLITE ORBIT MODELING, METHOD OF PROVIDING LONG-TERM PREDICTED ORBIT DATA, AND DEVICE FOR DETERMINING APPROPRIATENESS OF SATELLITE ORBIT MODELING  
A method of determining the appropriateness of satellite orbit modeling is provided. The method includes calculating values of parameters, that the predetermined model has, on the basis of...
US20130027247 Coverage Extension of Position Services  
The present solution relates to a method in a user equipment (110) for providing navigation signals to a navigator device (104) for use in determining the location of the navigator device. The...
US20130194132 SATELLITE RECEIVER AND SYSTEM EMPLOYING SERVER FOR IDENTIFYING SATELLITE STATE  
Provided is a system and method for transmitting a satellite state to a satellite receiver to determine use or non-use of a satellite signal in positioning estimation. A satellite navigation...
US20110148701 Precise Absolute Time Transfer From A Satellite System  
Systems and methods according to one or more embodiments are provided for obtaining a precise absolute time using a satellite system. The precise absolute time may be used, for example, as an aid...
US20090278739 GPS Signal Data Converter for Providing GPS Signals to a Plurality of Connection Ports  
A global positioning system (GPS) signal data converter device includes a plurality of output ports configured to connect with and transmit GPS information to devices connected with the output...
US20130021201 Assisted Global Navigation Satellite System (AGNSS) with Precise Ionosphere Model Assistance  
Embodiments enable higher accuracy GNSS performance by generating local/regional ionosphere models tailored to specific local/regional areas of interest and by using location-based delivery of the...
US20150061933 AUTONOMOUS ORBIT PROPAGATION SYSTEM AND METHOD  
A method of predicting a location of a satellite is provided wherein the GPS device, based on previously received information about the position of a satellite, such as an ephemeris, generates a...
US20100079332 ENHANCED DATABASE INFORMATION FOR URBAN NAVIGATION  
Methods and apparatus are provided for estimating position location of a mobile device.
US20080238765 Satellite Clock Prediction  
Devices and methods are described for determining position information without broadcast ephemeris data for a spanned time period using predictions of future satellite states. These predictions...
US20130271318 ADVANCED GLOBAL NAVIGATION SATELLITE SYSTEMS (GNSS) POSITIONING USING PRECISE SATELLITE INFORMATION  
A method is provided for estimating parameters useful to determine the position of a global navigation satellite system (GNSS) receiver or a change in the position thereof. The method includes the...
US20090315773 METHOD FOR PROVIDING SATELLITE ORBIT EPHEMERIS, SERVER, AND POSITIONING SYSTEM  
A method for providing satellite orbit ephemeris includes: determining a positioning satellite in view of a reference position; and providing to a positioning device a satellite orbit ephemeris of...
US20080183384 Global Navigation Satellite System  
Each of a first and a second navigation satellite system (NSS) are adapted to operate according to a first and a second specification, respectively, and each includes a first and a second...
US20070182625 Gps device  
A combination of a GPS device and an adjacent mobile communications device. The mobile communications device comprises: a wireless communications transceiver comprising means for receiving at...
US20120112960 ACCESS POINT, MOBILE TERMINAL, GLOBAL NAVIGATION SATELLITE SYSTEM USING THE ACCESS POINT, AND METHOD OF PROVIDING POSITION INFORMATION USING THE ACCESS POINT  
An access point (AP), a mobile terminal, a global navigation satellite system (GNSS), and a method of providing position information using the AP are provided. The AP may be equipped with or...
US20050052317 Combination navigation satellite receivers and communications devices  
A combination of a navigation satellite receiver and a communication device exchanges precise synthesized frequencies and clocks between the navigation satellite receiver and the communication...
US20140104103 SERVER ALGORITHMS TO IMPROVE SPACE BASED AUTHENTICATION  
A system and methods for location authentication are presented. An estimated server signal is estimated based on a generated known code signal, and a client received satellite signal is received...
US20070293243 Flexible A-GPS locator  
A Global Positioning System (GPS) system comprises a tracking device, a base station, and a mobile station. The tracking device has a GPS receiver for receiving GPS signals from a plurality of GPS...
US20090243925 INFRASTRUCTURE AND METHOD FOR GEOGRAPHY BASED VEHICLE ALERT  
With the present invention a cost effective infrastructure for geofencing of vehicles is provided which is able to monitor a large amount of complex geofences. In addition, a reliable method for...
US20070046532 Satellite positioning system aiding using a secondary satellite receiver  
A method (400) and system (300) for determining an approximate location of a device (201) within the footprint of a SPS satellite (116) and a secondary satellite (114) can include a SPS receiver...
US20060017612 Emergency reporting device  
When an emergency report is generated in a bad signal receiving environment such as a town with concentrated buildings, an underground parking lot and indoor where the accuracy of position...
US20080218409 MOBILE DIGITAL RADIO PLAYLIST SYSTEM  
Methods and apparatus are disclosed for implementing a mobile digital radio playlist system. The playlist need not be maintained in a vehicle; preferably it is maintained on a user's equipment...
US20100085247 PROVIDING EPHEMERIS DATA AND CLOCK CORRECTIONS TO A SATELLITE NAVIGATION SYSTEM RECEIVER  
A device can access scaled values and scaling factors, which are used to convert the scaled values into coefficients and residuals. The coefficients and residuals can in turn be used with...
US20100073229 Wide Area Positioning System  
Systems and methods are described for determining position of a receiver. The positioning system comprises a transmitter network including transmitters that broadcast positioning signals. The...
US20080186228 PREDICTION REFRESH METHOD FOR EPHEMERIS EXTENSIONS  
Systems, methods and devices for using ephemeris data in GNSS receivers and systems are provided. Receivers using synthetic ephemeris data for longer ephemeris availability under poor reception...
US20120268322 GPS POSITIONING SYSTEM, GPS POSITIONING METHOD, AND GPS POSITIONING TERMINAL  
A GPS positioning system including: a storage unit for storing therein assist data for GPS positioning; a determination unit for determining whether the stored assist data stored in the storage...
US20090254275 Systems and Methods for Monitoring Navigation State Errors  
Systems and methods for monitoring navigation state errors are provided. In this regard, a representative system, among others, includes a receiver that is configured to receive GPS signals and...
US20090098903 USING WIRELESS CHARACTERISTIC TO TRIGGER GENERATION OF POSITION FIX  
A wireless characteristic of a wireless signal may be used to trigger generation of a position fix. A mobile computing device may include a wireless transceiver, a location determination circuit...
US20090066569 Animal tracking system  
An apparatus and method for providing effective animal tracking is disclosed. For one embodiment, an animal tracking system includes one or more dead reckoning measurement devices, a storage...
US20090295634 Global positioning system receiver  
A GPS receiver includes a demodulator for obtaining ephemeris data and almanac data from a navigation message sent by satellites, and includes a calculator. The calculator is used for calculating...
US20050215194 Combination service request and satellite radio system  
An apparatus and method integrates cellular technology, global positioning system (GPS) technology and satellite radio technology. The components of the apparatus share resources, such as a power,...
US20100060516 METHOD OF DETERMINING APPROPRIATENESS OF SATELLITE ORBIT MODELING, METHOD OF PROVIDING LONG-TERM PREDICTED ORBIT DATA, AND DEVICE FOR DETERMINING APPROPRIATENESS OF SATELLITE ORBIT MODELING  
A method of determining the appropriateness of satellite orbit modeling is provided. The method includes calculating values of parameters, that the predetermined model has, on the basis of...
US20130021202 Systems and Methods of Communication in an Assisted Navigation System  
Provided herein are methods and systems for efficient communication between a server and a client in an assisted navigation system. In one or more embodiments, the server transmits a set of...
US20090181695 Use of movement information about a wireless client  
Movement information about a wireless client is correlated with information about the availability of wireless access points. A result of the correlation is used to estimate whether the wireless...
US20110273331 GLOBAL POSITIONING SYSTEM RECEIVER WITH PHASE OFFSET COMPENSATION  
An electronic device such as a cellular telephone may include transceiver circuitry for handling wireless communications. The transceiver circuitry may include a transceiver such as a cellular...
US20100007556 COLD START SATELLITE SEARCH METHOD  
A method for searching satellites in a cold start state. The method of the present invention, a first satellite, which is predetermined or randomly selected, is searched. Then, a second satellite...
US20110074629 TECHNIQUES FOR BAR CODE ASSISTED POSITIONING  
A method and apparatus for generating a bar code and for using a bar code to assist with positioning are provided. The method for generating a bar code to assist with positioning includes...
US20080165056 Modular tracking device  
A tracking device and system is configured to be modular in nature and to include an interchangeable ICC (integrated circuit card) and an interchangeable power supply. The tracking device is...
US20070162230 Auxiliary satellite positioning system and method thereof  
An auxiliary satellite positioning system is applied to a first satellite positioning apparatus. The auxiliary positioning system includes a detection module, a transmission interface and a...
US20100079338 Promotion Using Geopositioning Technology  
Promotional items can be geocached at desired locations as part of a geocaching promotion in which geocachers attempt to locate the promotional items using clues, solving puzzles, or otherwise...
US20090237302 AUTONOMOUS ORBIT PROPAGATION SYSTEM AND METHOD  
A method of predicting a location of a satellite is provided wherein the GPS device, based on previously received information about the position of a satellite, such as an ephemeris, generates a...
US20090207075 Sample decimation in a GNSS receiver  
Embodiments of the present invention recite a method and system for processing Global Navigation Satellite System (GNSS) signals. In one embodiment, at least one wide-band Radio Frequency (R/F)...
US20080204314 System for broadcasting local information  
System for broadcasting local information, related to the area where a vehicle (V), e.g. an automobile, is actually located or moving through, having: a GPS (1), that identifies the area where the...
US20100090893 User based positioning aiding network by mobile GPS station/receiver  
A navigation system with a capability of receiving positioning aiding signals from other users is disclosed. The first aspect is to serve both roles of mobile GPS receiver and mobile GPS station...
US20050288853 Method for automated text placement for contour maps and chart  
A method for automatically placing textual information (labels) on contour maps according to modern cartographic conventions is described. A three-step process is used: in the first step contours...
US20080297411 System and Method for GPS Signal Acquisition  
A method for acquiring a GPS signal includes receiving a GPS signal portion over a coarse acquisition (C/A) frame period. The received GPS signal portion is stored and correlated to each of a...
US20080234930 NAVIGATION UNIT AND BASE STATION  
The present invention relates to a navigation unit and base station used for determining location. A plurality of base stations are initialized to determine their location relative to each other....

Matches 1 - 50 out of 186 1 2 3 4 >