Class / Patent application number | Description | Number of patent applications / Date published |
342357310 | By combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system (IPC) | 71 |
20100283676 | OPTIMIZING SELECTION OF METHOD OF DETERMINING LOCATION IN A SOCIAL NETWORKING SYSTEM USING MOBILE COMMUNICATIONS - A method of selecting an optimal mode of determining location in a social networking system which uses mobile communications devices such as cellular telephones. The system may select GPS, aGPS if the communications device is so enabled, or cellular telephone triangulation, depending upon equipment and operability. A hybrid employing both GPS and also aGPS may be utilized. Once determined, location may be displayed graphically using a map. Those functions of the social networking dependent upon member location may then be implemented. The internet may be employed as a communications link. | 11-11-2010 |
20110032144 | REAL-TIME DATA AIDING FOR ENHANCED GPS PERFORMANCE - Data from GPS satellites within the field of view of a ground station are retransmitted to LEO satellites, such as Iridium satellites, and cross-linked if necessary before being transmitted to a user. The user is then able to combine the fed-forward data with data received directly from GPS satellites in order to resolve errors due to interference or jamming. Iridium and data aiding thus provides a means for extending GPS performance under a variety of data-impaired conditions because it can provide certain aiding information over its data link in real time. | 02-10-2011 |
20110057835 | METHOD AND APPARATUS FOR DETERMINING LOCATION USING A HYBRID SOLUTION - A method and device for location determination includes receiving at least one signal from a first transmitter and receiving at least one signal from a second signal transmitter. The first transmitter transmits a first type of signal and the second transmitter transmits a second type of signal different from the first type of signal. Location determination further includes assessing a signal quality of the signals received from at least one of the first signal transmitter and second signal transmitter and determining a location of a device using the received first and second type of signals at least from both the first signal transmitter and from the second signal transmitter. | 03-10-2011 |
20110074626 | IMPROVEMENT OF THE ACCURACY AND PERFORMANCE OF A HYBRID POSITIONING SYSTEM - The present disclosure relates to a method for determining the position of a WLAN positioning system (WPS) and satellite positioning system (SPS) enabled device. The method can include determining an initial WPS position of the device using WPS, calculating an error region around the initial WPS position of the device, dividing the error region into a plurality of points, obtaining satellite measurements from at least two satellites in view of the device, determining a variation in a receiver clock bias for each point within the error region based on the satellite measurements from at least two satellites, selecting the point with the lowest variation in the receiver clock bias, and determining whether or not to use the point with the lowest variation in receiver clock bias to refine the initial WPS position of the device. | 03-31-2011 |
20110080318 | Determining A Dilution of Precision Metric Using Two or Three GPS Satellites - The disclosed subject matter relates to a method for determining a Dilution of Precision Metric (DOP) with less than four satellites in a hybrid positioning system. In some embodiments, the method includes determining an initial position estimate of a device using a non-satellite positioning system, obtaining satellite measurements from less than four satellites, wherein the measurements include each satellite's position with respect to the initial position estimate, constructing a geometry matrix corresponding to the measurements from the less than four satellites using each satellite's position and the initial position estimate, multiplying the geometry matrix by its transpose to construct an H matrix, determining an inverse of the H matrix, and determining the DOP based on a sum of the diagonal elements of the inverse H matrix. In some embodiments, the non-satellite positioning system is a WLAN positioning system. | 04-07-2011 |
20110084876 | QUALIFYING COARSE POSITION INJECTION IN POSITION DETERMINATION SYSTEMS - A position determining system (PDS) receiver gathers independent location information from multiple sources. These multiple pieces of location information are analyzed to determine consistency of location. If the location is consistent among the various independently gathered location information, then the location information is injected into the PDS positioning process for more efficient acquisition and positioning. Otherwise, if inconsistency is found, then no location information is injected into the PDS positioning process. | 04-14-2011 |
20110102256 | Positioning system, positioning method, and positioning program - It is possible to obtain the highly accurate positioning result even when positioning by a GPS is unsuccessful. A positioning server | 05-05-2011 |
20110102257 | GPS BASEBAND CONTROLLER ARCHITECTURE - A GPS receiver includes an RF front end for acquiring and tracking a satellite signal and a baseband processor configured to preserve power. The baseband processor includes a GPS engine configured to process the satellite signal and generate a PVT fix, a power supervisory module for receiving the PVT fix, and a user state module that determines an environmental state, wherein the power supervisory module may power down the GPS receiver for a period of time based on a result of the determined environment state. The baseband processor also includes a time-based management module that adjusts the TCXO in response to the determined environmental state. The GPS receiver includes a plurality of operation modes, each of which is associated with a plurality of tracking profiles. | 05-05-2011 |
20110115671 | DETERMINATION OF ELEVATION OF MOBILE STATION - A mobile station determines it elevation based on the determined position of mobile station and a database of elevation data. The determined elevation of the mobile station may be used to vertically position a computer generated graphics in an image produced by the mobile station. In one embodiment, the elevation of the mobile station is determined by obtaining the elevation of multiple positions that define an area around the mobile station and using the elevation at the multiple positions to calculate the elevation at the current position. | 05-19-2011 |
20110115672 | NAVIGATION RECEIVERS AND NAVIGATION METHODS THEREOF - A navigation receiver is provided having a receive chain arranged to down convert signals received in a tuneable receive frequency band using a tuneable local oscillator. The tuneable receive frequency band is determined by tuning the local oscillator. The receiver includes a sampler arranged to sample the down converted signals and to sample a plurality of signals in each first and each second time slot. The receiver includes a processor arranged to determine at least a position associated with the receiver based on at least the sampled signals in each first and each second time slots. The receiver is capable of determining a position based on signals received from navigation transmitters operating according to a first navigation system using the first frequency band and from navigation transmitters operating according to the second navigation system using the second frequency band, different from the first frequency band. | 05-19-2011 |
20110128184 | METHOD FOR THE LOCATION OF MOBILE TERMINALS - A location of a mobile terminal in a given area may be determined by including the mobile terminal in a satellite-based positioning system and in a cellular communications system. The approximate coordinates of the mobile terminal may be determined based on both satellite signals received from the satellite-based system and information related to the cellular communication system, where the coordinates include an altitude coordinate. An estimate of the altitude coordinate may be derived from the information related to the cellular communication system. The approximate coordinates may be determined using the estimate of the altitude coordinate and information provided by the satellite-based system by providing an approximate bi-dimensional positioning of the terminal and exploiting the bi-dimensional positioning and the estimate of the altitude coordinate. | 06-02-2011 |
20110148699 | Satellite Positioning Receiver and Proxy Location System - To reduce power consumption in a user terminal, especially mobile devices, a system and method are introduced that use terrestrial beacons as a location proxy when satellite positioning signals are not available. The geographic locations of the terrestrial beacons need not be known to use the beacons as a proxy for a satellite positioning signals derived location. | 06-23-2011 |
20110156950 | Positioning System and Positioning Method - It is an object of the present invention to perform positioning at favorable positioning precision and in a favorable positioning time, according to whether a receiver is indoors or outdoors. A positioning server | 06-30-2011 |
20110156951 | Positioning System and Positioning Method - It is an object of the present invention to obtain a positioning result corresponding to the state of a receiver in less time. A positioning server | 06-30-2011 |
20110156952 | Positioning System and Positioning Method - It is an object of the present invention to perform positioning at the proper positioning time and positioning precision in response to a requirement with respect to positioning. A positioning server | 06-30-2011 |
20110215967 | POSITIONING APPARATUS - A positioning apparatus calculates an offset frequency of a local oscillator based on position information which is positioned, satellite position information acquired from a satellite signal of a GPS satellite, and a velocity vector of a GPS satellite. A GLONASS function is operated based on the offset frequency; then, positioning is carried out by the GPS function and the GLONASS function. | 09-08-2011 |
20110234455 | GNSS NAVIGAGTION AIDED BY STATIC DATA - A GNSS receiver includes a RF front end for receiving GNSS ranging signals, a navigation processor for calculating location from the ranging signals, and a repository of static data. The navigation processor includes the static data in the location calculation. Examples of static data include a digital elevation map, coordinates of tunnel entrances for use when the receiver resumes reception of the signals upon exiting a tunnel, and descriptions of structures in sufficient detail to enable multipath mitigation. | 09-29-2011 |
20110241935 | METHOD AND APPARATUS FOR IMPROVING GPS RECEIVER ACCURACY USING AN EMBEDDED MAP DATABASE - The present invention is related to location positioning systems, and more particularly, to a method and apparatus for making accuracy improvements to a GPS receiver's navigation solutions. According to a first aspect, cartography information from a map database embedded within the GPS receiver is integrated into the position calculations performed by the GPS receiver. According to another aspect, the map database embedded within the GPS receiver is optimized for the purpose of improving the accuracy of the GPS receiver's position calculations. | 10-06-2011 |
20110267229 | Distributed Distance Measurement System for Locating a Geostationary Satellite - A distance measurement system for locating a geostationary satellite equipped with a transponder includes: a central station emitting a distance measurement signal; and at least one measurement station receiving the emitted signal, including means for measuring the time of arrival of the emitted signal, and transmitted via the transponder of the satellite. The central and measurement stations, of known positions, include synchronization means with a common time base. The transponder is that of a satellite telecommunications system, and has a bandwidth B. The central station includes means for emitting a specific distance measurement signal, distinct from the telecommunications signals transmitted via the transponder, with periodic events and with spread spectrum, the bandwidth of which is included in B. | 11-03-2011 |
20110273329 | Method and Apparatus for Fast TTFF - A data model is built using satellite ephemeris data collected over an extended period of time, allowing generation on a server of very precise orbital parameters preferably using a force or numerical method. These orbital parameters are stored in a mobile device. When a First Fix is required by a GNSS system within the mobile device, these stored orbital parameters are used to rapidly generate accurate satellite trajectory data model without requiring access to a broadcasted ephemeris or a network connection. The stored orbital parameters may be modified in part or in whole as required by changing coefficients of the stored parameters. | 11-10-2011 |
20110285585 | Position Location Using Opportunistic Analog and Digital Radio-Frequency Signals - A method and apparatus for determining the synchronization and the position of terminals comprising of methods and apparatus for receiving a plurality of signals from opportunistic transmitters such as analog or digital radio/television broadcast and cellular tower signals; down-converting, sampling and processing such signals without requiring demodulation or detection of specific channel or timing features; re-transmitting the signals to another terminal or processing center; correlating the received and re-transmitted signals while generating estimates for differential ranging relative to each opportunistic transmitter and differential frequency and time synchronization offset for each pair of terminals; determining the position or coordinates of the at least two terminals using corresponding differential range measurements while using differential ranging measurements from three or more of such opportunistic transmitters. | 11-24-2011 |
20110291884 | METHOD AND APPARATUS FOR DETERMINING ACCURACY OF LOCATION INFORMATION - A method and apparatus for determining accuracy information of location information. The method includes receiving Global Positioning System (GPS) location information of a user terminal from a GPS, determining whether the user terminal enters into a GPS shadow area, checking terminal movement information including a moving speed and a moving direction of the user terminal, when the user terminal enters into the GPS shadow area, estimating location information of the user terminal based on the terminal movement information, checking auxiliary location information including a moving state of the user terminal, error information of a terrestrial magnetism sensor, and the moving speed of the user terminal, and determining the accuracy information based on an accumulated location error of the estimated location information, based on the auxiliary location information. | 12-01-2011 |
20110298660 | SYSTEMS AND METHODS FOR USING A SATELLITE POSITIONING SYSTEM TO DETECT MOVED WLAN ACCESS POINTS - The disclosed subject matter generally relates to hybrid positioning systems and methods and, more specifically, systems and methods of detecting moved WLAN assess points using a wireless local area network based positioning system (WLAN-PS) and a satellite-based positioning system (SPS) with at least two satellites measurement. | 12-08-2011 |
20120007775 | SYSTEMS AND METHODS FOR USING A SATELLITE POSITIONING SYSTEM TO DETECT MOVED WLAN ACCESS POINTS - The disclosed subject matter generally relates to hybrid positioning systems and methods and, more specifically, systems and methods of detecting moved WLAN assess points using a wireless local area network based positioning system (WLAN-PS) and a satellite-based positioning system (SPS) with at least two satellites measurement. | 01-12-2012 |
20120026036 | Methods and Systems for Location Determination Via Multi-Mode Operation - Provided is a method for facilitating location determination. The method includes granting a subscriber access to a location determination network via a first device and determining location of a second device via the network, the second device being configurable for dual mode location determination. Finally, the determined location of the second device is provided to the first device. | 02-02-2012 |
20120032843 | RELAY TAG, LOCATION COMPUTATION READER, CONTINUOUS INDOOR AND OUTDOOR REAL-TIME LOCATION TRACKING METHOD AND SYSTEM USING GLOBAL POSITIONING SYSTEM (GPS) SIGNAL AND WIRELESS COMMUNICATION - Disclosed is a relay tag, a location computation reader, and a continuous indoor and outdoor real-time location tracking method and system, which tracks locations of a plurality of target objects of location tracking with a plurality of relay tags, in real time, wherein a GPS satellite transmits a location information signal outdoors, a similar GPS signaler generates a location information signal indoors, and transfers the generated location information signal, the plurality of relay tags, attached to the plurality of target objects of location tracking, relay the location information signals by receiving the location information signals transferred from the GPS satellite and the similar GPS signaler, and a location computation reader receives the location information signals from each of the plurality of relay tags, and computes locations of the plurality of target objects of location tracking. | 02-09-2012 |
20120081250 | System framework for mobile device location - A method for estimating the location of a beacon from an ensemble of measurements associated with said beacon, where, contained in each measurement, are GPS data from which surfaces of location may be extracted, together with the ID's of beacons detectable at the point of measurement, is disclosed. The method comprises extracting the canonical set of surfaces of location implicit in each of the associated measurements, and determining the estimate of the location of the beacon as the point for which a weighted sum of the squares of the distances to each of the surfaces so extracted is minimized. A system for the compilation of a database of beacon locations from measurements containing a time-stamped recording of the composite GPS signal (which recording is referred to as a datagram), together with the ID's and associated signal strengths of beacons detectable at the point of measurement, is also disclosed. The system comprises GPS signal processing means for extracting, from each time-stamped datagram, the canonic set of surfaces of location, and beacon location estimation means for estimating the location of a beacon from an ensemble of surfaces of location associated with said beacon. | 04-05-2012 |
20120086599 | SYSTEM AND METHOD FOR INDOOR LOCATION TRACKING USING PSEUDO GPS SIGNAL TRANMSITTER - To track the location of a terminal in an indoor space by using a pseudo GPS signal transmitter, a GPS signal sent from an artificial satellite is received, and a clock signal of the artificial satellite is extracted from the received GPS signal to perform synchronization with the artificial satellite. Once synchronization with the artificial satellite is performed, a pseudo GPS signal is generated, and the transmission time of the pseudo GPS signal is controlled. The GPS signal is sent to the terminal located in the indoor space by a plurality of transmitting antennas based on the controlled transmission time, thereby enabling the terminal located in the indoor space to track its location. | 04-12-2012 |
20120105283 | DISTANCE MEASURING DEVICE FOR GOLF - A distance measuring device for determining distances to objects on a golf course comprises a laser rangefinder; a satellite navigation receiver; and a portable handheld housing for housing both the laser rangefinder and the satellite navigation receiver. The housing has opposed left and right sidewalls, opposed top and bottom walls, and opposed front and rear walls, with all of the walls being sized and configured to permit a user to hold the device with one hand. A display for displaying distance information from the satellite navigation receiver is positioned in one of the sidewalls of the housing and an eyepiece of the laser rangefinder is positioned in the front wall of the housing. This permits a user to hold the device with one hand, look through the eyepiece to operate the laser rangefinder, and then simply twist his or her hand to view satellite navigation information on the display without releasing or re-gripping the device. | 05-03-2012 |
20120112959 | Method And Apparatus For Establishing Meshed GPS Network - An apparatus and method for determining real time location of assets by calculating the relative position of a plurality of GPS enabled devices transported together, taking advantage of multiple GPS enable devices being transported together including dual band GPS and averaging location data between US and European GPS data. Additionally, an IMB acts to receive GPS data from multiple devices in a shipment and IMB combines and averages data from both GPS systems to create more liable location determination. | 05-10-2012 |
20120112960 | 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 connected to a GNSS receiver, and the GNSS may precisely determine the position of the mobile terminal using auxiliary satellite navigation information that is generated by the GNSS receiver. | 05-10-2012 |
20120112961 | METHOD AND APPARATUS FOR FASTER GLOBAL POSITIONING SYSTEM (GPS) LOCATION USING A PRE-COMPUTED SPATIAL LOCATION FOR TRACKING GPS SATELLITES - A method and apparatus for faster global positioning system (GPS) location using pre-computed spatial location data are described. In one embodiment, a method includes acquiring a pre-computed spatial location of a mobile platform device (MPD) that is computed when a GPS receiver is disabled due to the spatial location of the MPD. In one embodiment, the pre-computed spatial location is determined by a non-GPS based spatial location technology when a receiver is disabled due to the spatial location of the MPD, During the periodic computation of spatial location data, the GPS receiver may be monitored. In one embodiment, in response to activation of the GPS receiver, the pre-computed spatial location data is provided to the GPS receiver for identification and lock onto a predetermined number of visible satellites to reduce a time to first fix (TTFF) a current spatial location of the MPD. Other embodiments are described and claimed. | 05-10-2012 |
20120133555 | METHOD AND SYSTEM FOR BUILDING LOCATION INFORMATION DATABASE OF ACCESS POINTS AND METHOD FOR PROVIDING LOCATION INFORMATION USING THE SAME - A method and system for building a database (DB) of location information of APs and providing AP location information in a shadow area of Global Positioning System (GPS) using the DB includes acquiring a reference location during a location information acquisition mode; collecting AP information of at least one AP by a mobile terminal by scanning periodically; calculating AP scan location where AP scan is executed; calculating AP location of the at least one AP using the AP information and the AP scan location; and building the AP location information DB by listing a mapping of the AP location to AP information. | 05-31-2012 |
20120139784 | SATELLITE DIFFERENTIAL POSITIONING RECEIVER USING MULTIPLE BASE-ROVER ANTENNAS - A rover processor determines position of a rover based upon the interaction between multiple antennas located at the rover and multiple antennas located at a base. The rover antennas may include a rover master antenna having a phase center located at the centroid of the antennas patterns of at least two auxiliary rover antennas. The rover processor may determine the position of the rover master antenna based upon the relative positions of at least two rover antennas (e.g., the rover master antenna and at least one rover auxiliary antenna, or at least two rover auxiliary antennas) with respect to at least two antennas of a base transceiver. | 06-07-2012 |
20120182181 | METHOD AND SYSTEM FOR DETERMINING CLOCK CORRECTIONS - A satellite clock error is determined for each navigation satellite based on the pseudo-range code measurements, the carrier phase measurements, and broadcast satellite clock errors provided by a receiver network. Differences are determined between the computed satellite clock errors and the broadcast clock errors for each satellite. For each constellation, a clock reference satellite is selected from among the navigation satellites, where the clock reference satellite has the median value of clock error difference for that satellite constellation. A correction is determined for the broadcast clock error by applying a function of the reference satellite's clock error to the broadcast clock error for each satellite in the one or more constellations. | 07-19-2012 |
20120188121 | SYSTEMS AND METHODS FOR SYNTHESIZING GPS MEASUREMENTS TO IMPROVE GPS LOCATION AVAILABILITY - There are situations where GPS signals are received from less than four satellites. In order to improve the GPS location availability, disclosed here are systems and methods for synthesizing GPS measurements, which, together with fewer than four available real GPS signals, can be used to calculate a position fix. In particular, GPS range measurements for lost satellites, which are satellites that were previously tracked but are now not tracked, are synthesized to improve GPS signal availability. The synthesized measurements are used along with real measurements to enable accurate position fix even when GPS satellite availability is poor. Different synthesized measurement generation schemes, depending on whether an INS/DR aiding system is available, are further described herein. | 07-26-2012 |
20120206295 | Method and Device for Receiving GNSS Location Information on a Mobile Computing Device Through an Ad-Hoc Network - A mobile computing device comprising processing components, memory components, and at least one wireless transmitter/receiver. The at least one wireless transmitter/receiver comprises a gps communication device and a network communication device. When at least a portion of gps location information is unable to be received by the gps communication device, the network communication device is configured to receive the gps location information from an additional mobile computing device across an ad-hoc network created between the two mobile computing devices. | 08-16-2012 |
20120206296 | SELF-CHARGING POWER CONTROLLED SYSTEM FOR LOCATING ANIMALS BY GPS - A portable tracking unit attached to a movable object, such as an animal's collar, includes a GPS receiver to receive GPS signals from multiple satellites for use in multilateration calculations in determining the current position of the tracking unit. A processor in the tracking unit processes the GPS data signals to determine the tracking unit's position, and a GSM mobile wireless transmitter is used to transmit the geographic coordinates of the tracking unit to a remote monitoring unit. The tracking unit also includes a motion detector that outputs a motion signal when the animal is on the move. A motion signal “wakes up” the processor that wakes up the GPS receiver and the GSM transmitter to begin calculating and transmitting the geographic coordinates of the tracking unit. The tracking unit also includes electrical generators configured to transduce mechanical motion of the tracking unit into electrical energy to recharge a battery and power devices. The portable tracking unit is fabricated monolithically in silicon with circuitry integrated with silicon micro-machined motion sensor, as well as power generators, and packaged through silicon wafer bonding. A remote computing device receives the geographic coordinates of the tracking device and indicates to a user the position of the tracking device in relation to a map. An alert may also be provided if the location of the tracking device is outside a programmed safe zone. | 08-16-2012 |
20120206297 | ADAPTIVE POSITIONING SIGNAL SEARCH STRATEGY FOR A MOBILE DEVICE - Various techniques are provided which may be implemented in a mobile device to acquire a first positioning signal transmitted by a first transmitter of a first satellite in geostationary orbit, associate the first positioning signal with a coverage region to determine a rough position of the mobile device, and affect a positioning signal search strategy based, at least in part, on the rough position of the mobile device. The search strategy may identify at least one transmitter of at least one satellite in non-geostationary orbit that is estimated to be located in a position to transmit a second positioning signal within at least a portion of the coverage region, and which may be searched for by the mobile device. Such techniques may, for example, reduce a first time to a position fix in certain instances. | 08-16-2012 |
20120249368 | METHOD AND APPARATUS FOR DETERMINING A POSITION OF A GNSS RECEIVER - A method of determining a position of a GNSS receiver includes: receiving, at the GNSS receiver, information from at least two GNSS satellites and an estimated location area from a non-GNSS positioning application, determining candidate pseudoranges corresponding to candidate correlation peaks determined based on the information received from the at least two GNSS satellites; determining possible positions of the GNSS receiver using the candidate pseudoranges and the estimated location area; determining a best possible position of the GNSS receiver from the possible positions; and setting the best possible position as the position of the GNSS receiver; wherein when multiple candidate correlation peaks corresponding to one of the at least two GNSS satellites are determined, the estimated location area is usable to reduce the number of candidate correlation peaks prior to candidate pseudoranges being determined. | 10-04-2012 |
20120274510 | APPARATUS AND METHOD FOR ESTIMATING THE LOCATION OF A PORTABLE TERMINAL - An apparatus and method for location estimation in a portable terminal are provided. An operation of the portable terminal includes, if a location estimation function is activated, determining whether a reference location corresponding to a cell IDentifier (ID) of a currently connected cell is prestored, determining a search frequency range of a Global Positioning System (GPS) signal using the stored reference location, and estimating a location of the portable terminal using the GPS signal detected in the search frequency range. | 11-01-2012 |
20120326924 | Vehicle Localization System - A localization system for a vehicle running on a guideway including portions obscured from satellite view has a number of GNSS receivers placed at strategic locations along the guideway in view of navigation satellites. GNSS transmitters retransmit received GNSS signals along an obscured portion of the guideway. Coded targets are placed at known locations along the guideway. A GNSS receiver on the vehicle picks up GNSS signals directly from the navigation satellites or retransmitted from the GNSS transmitters when on an obscured portion of the guideway. A proximity sensor on the vehicle detects the coded targets. An on-board computer synchronizes the location obtained from the GNSS signals with the location obtained from the proximity sensor. The vehicle is thus able to determine its position even in an obscured portion, such as a tunnel. | 12-27-2012 |
20130016009 | SYSTEMS AND METHODS FOR TRACKING AND MONITORING AN ELECTRONIC DEVICE - An electronic tracking device includes a processor in communication with a global positioning system (GPS) device, a motion tracking unit, a data storage unit, and one or more communication devices. The GPS device receives GPS signals, if available, and generates GPS data corresponding to a location of the electronic device. The motion tracking unit generates motion data based on movement of the electronic device. The data storage device stores the GPS data and the motion data at a plurality of different times. The processor generates a data packet including the GPS data and the motion data stored in the data storage device at the plurality of different times. The one or more communication devices transmit the data packet to a remote server for monitoring the location of the electronic device based on at least one of the GPS data and the motion data. | 01-17-2013 |
20130033396 | POSITIONING METHOD FOR LONG-THIN FLEET - The present invention provides a positioning method for long-thin fleet, which moves along a direction and has a motion track and a leading member. The leading member is in forefront of the motion track. The positioning method comprises the following steps: a positioning step and a transmitting step. The positioning step gets a positioning data through a GPS in a preset time. The transmitting step transmits a periodic signal to the members of the fleet through a wireless network system. The leading member proceeds the positioning and transmitting steps. The motion track is connected according to the positioning data. | 02-07-2013 |
20130033397 | METHODS FOR RECEIVING GPS INDOORS WITH HIGH PRECISION AND DEVICES THEREOF - A method, non-transitory computer readable medium, and apparatus that determines a GPS location includes obtaining assisted GPS data of locations of a plurality of GPS satellites, current time, and initial location data of the receiver computing device. A GPS signal from one or more of the plurality of GPS satellites within a frequency range and time range is acquired based on the obtained assisted GPS data, current time, and initial location data of the receiver computing device. The one or more acquired GPS signals are integrated over a frame period of two or more seconds. A GPS location for the receiver computing device is determined based on the one or more integrated GPS signals. | 02-07-2013 |
20130076563 | SYSTEMS AND METHODS FOR UPDATING HIL AND HFOM INTEGRITY COMPONENTS WHEN NOT EXTRAPOLATING POSITION DATA - Systems and methods for reporting position and associated integrity during times when extrapolation is not taking place as accurately as possible. In one example, a processing device deactivates extrapolation of global positioning system (GPS) position information based on a predefined condition, receives ground speed information, and HFOM and HIL values from a global position system (GPS); calculates inflated HFOM and HIL values based on the received HFOM and HIL values and the ground speed and generates an automatic dependent surveillance-broadcast (ADS-B) OUT signal based on the calculated inflated HFOM and HIL values. A transmitter coupled to the processing device transmits the generated ADS-B OUT signal. | 03-28-2013 |
20130082874 | METHODS FOR ROAD SAFETY ENHANCEMENT USING MOBILE COMMUNICATION DEVICE - Methods for road safety enhancement use mobile communication device (MCD) onboard vehicle to share traveling data through inter-vehicle communication broadcasting, perform road hazard warning, enhance road navigation, and provide autonomous road assistance. The methods have a variety of vehicle status data, such as moving data, steering data, or indicator data, obtained through GPS or image capturing and recognition of instrument cluster of vehicle. The image capturing and recognition allows to get speed data from indication of speedometer, indication of left or right turn signal, steering action data corresponding to steering wheel rotation, and light-on indication of system status indicators. To facilitate that, the MCD may be placed in front of steering wheel, and, if applicable, also in coupling with movement of steering wheel. The MCD may perform relative positioning map-matching lane correlation and GPS-update-interval speed positioning to improve data quality regarding vehicle moving status. | 04-04-2013 |
20130113655 | Location Watching - Techniques for watching a location of a device with respect to a destination target include obtaining a current location of a device from a localization operation, calculating an interval, and performing a next localization operation after the interval has expired. The interval may be calculated based on a velocity and a distance from the current location to a destination target. The techniques may also include calculating a displacement distance from the current location and adjusting the interval based on the displacement distance to thereby adjust a time for performing the next localization operation. The techniques may include performing state detection to determine a motion state of the device and performing the next localization operation based on the determined motion state. | 05-09-2013 |
20130162470 | Timing-Based Positioning Accuracy - There are provided measures for enabling an improvement of timing-based positioning accuracy. Such measures may exemplarily include determining a delay value of a receiver path, via which a positioning-related signal is received, on the basis of at least one reception parameter, measuring a timing value for timing-based positioning calculation on the basis of the received positioning-related signal, and correcting the measured timing value on the basis of the determined delay value of the receiver path | 06-27-2013 |
20130222180 | System and Method for Measuring Signal Power - A system and method are disclosed which may include providing a plurality of communication devices having access to the internet and respective GPS systems operable to communicate with a GPS satellite system; and each communication device transmitting a signal, indicative of GPS communication disruption, over the Internet to a back end system whenever (a) its GPS system is turned on; and (b) energy received through a GPS antenna of said communication device is below a level enabling a minimum signal to noise ratio needed for decoding GPS signal data. | 08-29-2013 |
20130257650 | ALTITUDE INFORMATION ACQUIRING DEVICE AND ALTITUDE INFORMATION ACQUIRING SYSTEM - Provided is an altitude information acquiring device including a measuring unit which measures atmospheric pressure; a wireless communication unit which performs near field communication with an external device; an altitude information acquiring unit which acquires altitude information from an external positioning device through the wireless communication unit; an inversion detecting unit which detects an inversion of a changing direction of the atmospheric pressure periodically measured by the measuring unit; a communication control unit which controls a timing to acquire the altitude information through the wireless communication unit at a set timing, based on the inversion detected by the inversion detecting unit; and an integrated altitude change acquiring unit which acquires a rise altitude integrated value obtained by integrating an amount of altitude change upon a rise and a fall altitude integrated value obtained by integrating an amount of altitude change upon a fall, based on the acquired altitude information. | 10-03-2013 |
20130293416 | APPARATUS AND METHOD FOR INDOOR POSITIONING - Apparatus and method for positioning a wireless device. In one embodiment, a method for indoor positioning includes determining a reference location of a wireless device, based on satellite positioning, as the device passes between areas of satellite positioning signal reception and satellite positioning signal non-reception. While in the areas of non-reception, signals transmitted by wireless local area network (WLAN) access points (APs) and parameters of motion of the device are measured. Positions of the device are estimated while in the areas of non-reception based on the reference location and the parameters of motion. A positioning grid for positioning is generated based on the signals measured by the wireless device at the estimated positions. | 11-07-2013 |
20130342394 | APPARATUS AND SYSTEM FOR TRACKING PACKAGING INCLUDING BAIT PACKAGING - A combined GPS and GSM cellular tracking solution for tracking small, high-value assets, including: a packaging component; induction charging; transmission of information (preferably through a local cellular network); and an internet-based database and website with which users can remotely track goods. | 12-26-2013 |
20140002301 | APPARATUS AND METHOD FOR PROVIDING LOCATION INFORMATION AND ADDITIONAL INFORMATION USING PSEUDOLITE NAVIGATION SYSTEM | 01-02-2014 |
20140009332 | DETERMINING AN ESTIMATED LOCATION - A receiver is configured to receive signals wirelessly from a plurality of pseudolites, each signal including information defining a pseudolite from which the signal was transmitted. The receiver is configured to determine an estimated location based on which combination of two or more pseudolites the receiver is currently within range of. The receiver may determine the estimated location independently of a time taken for each one of the signals to reach the receiver from the two or more pseudolites. The signals may be formatted according to a global navigation satellite system GNSS specification. | 01-09-2014 |
20140009333 | METHOD FOR PERFORMING CONSISTENCY CHECKS FOR MULTIPLE SIGNALS RECEIVED FROM A TRASNMITTER - The subject matter disclosed herein relates to a system and method for processing multiple navigation signal components received from multiple global navigation satellite systems (GNSS'). In a particular implementation, an energy detection in a first navigation signal component is classified based, at least in part, on information in a second navigation signal component. | 01-09-2014 |
20140062774 | PERFORMING SEAMLESS POSITIONING USING VARIOUS LOCATION TECHNIQUES - A computing device may rely on GPS and IR communication to determine its current location. The limits of GPS may prevent it from reliably providing location data to the computing device in a variety of situations such as in downtown metropolitan areas, geographic regions with thick canopies, in buildings, and the like. As a result, a second communication technique may also be used to provide location data to the computing device. For example, an IR transmitter may transmit location data to the computing device which, in turn, uses the location data to identify its current location. In addition, the computing device may receive or transmit supplemental data using the second communication technique for, e.g., synchronizing the computing device to a real-time event happening at the identified location or providing the location of the device to a central computing system. | 03-06-2014 |
20140203962 | Method and System for Navigation - Method and system for navigation are disclosed. One or more signals are received. One or more navigation systems are determined. The one or more signals are directed to navigation and sent from the one or more navigation systems. Navigation information associated with the determined one or more navigation systems is obtained based on the one or more signals. | 07-24-2014 |
20140292568 | RADIOBEACON STATIONS, USER DEVICES, LOCATION DETERMINATION SYSTEMS, METHODS FOR CONTROLLING A RADIOBEACON STATION, METHODS FOR CONTROLLING A USER DEVICE, AND LOCATION DETERMINATION METHODS - A radiobeacon station is described comprising: a satellite receiver configured to receive satellite navigation data from a satellite; a timing circuit configured to determine a timing scheme based on the satellite navigation data; and a terrestrial transmitter configured to transmit a plurality of beacon signals based on the determined timing scheme. | 10-02-2014 |
20150102960 | Systems and Methods for Location Assistance with Personal Area Network Devices - Implementations relate to systems and methods for location assistance using devices ( | 04-16-2015 |
20150301192 | Method and System for Power Optimization for a Global Navigation Satellite System - Methods and systems for power optimization of a global navigation satellite system may comprise receiving LEO RF satellite signals utilizing a LEO satellite signal receiver path (LEO Rx) in a wireless communication device (WCD). Circuitry in the LEO Rx may be configured in a powered down state based on a sleep schedule. A location of the wireless communication device may be determined utilizing LEO signals received by the LEO Rx. The sleep schedule may be based on a desired accuracy of the determined location, the relative strengths of signals received from a plurality of LEO satellites, a relevance factor generated by a position engine and communicated to the sort module, or a desired power level of the WCD. The relative strengths of received signals may be compared utilizing a sort module in a LEO demodulator in the LEO satellite signal receiver path. | 10-22-2015 |
20160154116 | Method and Apparatus for Determining Device Location | 06-02-2016 |
20160154117 | LOCATION DETERMINATION METHOD AND SYSTEM | 06-02-2016 |
20160252605 | METHOD AND SYSTEM FOR GUIDING THE POSITION | 09-01-2016 |
20170234989 | QUICK POSITIONING SYSTEM AND VEHICLE-MOUNTED SYSTEM | 08-17-2017 |
342357320 | Whereby the further system is an inertial position system; e.g., loosely coupled (IPC) | 6 |
20110063166 | Positioning Data Producing Unit and Position Tracking Device - A positioning data producing unit can select suitable region position units automatically in accordance with the environmental conditions of the moving target. The location information of a position tracking device is calculated either from a coordinate data of a narrow region and a position data of the narrow region which is selected in accordance with a location of the position tracking device, or from a position data of a broad region, wherein the position data of the narrow region is calculated from a movement parameter of the position tracking device, the position data of the broad region is calculated from a plurality of received satellite signals. The location information is then transmitted via a communication module to a far end receiver. | 03-17-2011 |
20110298661 | SYSTEM AND METHOD OF COMPENSATING FOR MICRO-JUMP EVENTS - A system comprises a Global Navigation Satellite System (GNSS) receiver configured to acquire and track a unique radio frequency (RF) signal for each of a plurality of channels, wherein the GNSS receiver is configured to provide one or more system state measurements based on the unique RF signals; processing functionality configured to calculate a respective code delay error for each of the plurality of channels based on the respective unique RF signal; and micro jump detection functionality configured to calculate an average code delay error across all of the plurality of channels based on the plurality of calculated code delay errors, wherein the micro jump detection functionality is further configured to compare the calculated average code delay error to an error threshold to detect a micro jump event when the calculated average code delay error exceeds the error threshold. | 12-08-2011 |
20130271314 | APPARATUS AND METHOD TO CONSERVE POWER IN A PORTABLE GNSS UNIT - A device is disclosed that is capable of determining its location using high-power with high accuracy, and using low-power with lower accuracy. By coordinating usage between the high power method and the low power, overall power consumption of the device can be significantly reduced without a significant reduction in accuracy. Such high accuracy may be achieved through the use of a GNSS unit, such a GPS receiver. In addition, the low-power alternative may be achieved using an accelerometer, together with software, hardware or firmware for extrapolating a speed based on the force measurements by the accelerometer. In this manner, the GPS receiver can be operated for only a fraction of overall use, primarily to provide adjustment data necessary to calibrate usage of the accelerometer. | 10-17-2013 |
20140002302 | Ground Location Inertial Navigation Geopositioning System (Groundlings) | 01-02-2014 |
20140300512 | Sensor System for Independently Evaluating the Accuracy of the Data of the Sensor System - A sensor system, having a plurality of sensor elements that are in a form such that they sense at least to some extent different primary measured variables use at least to some extent different measurement principles, a signal processing device. The signal processing device is in a form to evaluate the sensor signals from the sensor elements at least to some extent collectively and rates the information quality of the sensor signals, wherein the signal processing device provides a piece of information about the accuracy of at least one datum of a physical variable. A very busy schedule in order to truly very the signal processing device is in a form such that the information about the accuracy is described in at least one characteristic quantity or a set of characteristic quantities. | 10-09-2014 |
20140375495 | Vehicle Positioning in High-Reflection Environments - A positioning system obtains an estimate of the heading of a body whose position or velocity is to be estimated, for example from a heading sensor such as a gyroscope or accelerometer. Respective signals are tracked from a plurality of transmitters, and a respective Doppler measurement is obtained from each of said tracked signals. For each of the tracked signals, a speed of the body is estimated using the estimate of the heading of the body and the respective Doppler measurement. It is then determined whether the estimated speed of the body is consistent with the signal having been received along a direct path from the transmitter. Signals that provide information about the speed of the body that is inconsistent with the signal having been received along a direct path from the transmitter are then disregarded when estimating the position or velocity of the body. | 12-25-2014 |