Class / Patent application number | Description | Number of patent applications / Date published |
701445000 | Having location correction | 73 |
20120004845 | METHOD FOR UPDATING DIGITAL MAPS USING ALTITUDE INFORMATION - This invention relates to a method for updating digital maps and for matching global navigation devices to a digital map. Such navigation devices rely upon GPS signals ( | 01-05-2012 |
20120022784 | NAVIGATION FILTER FOR A NAVIGATION SYSTEM USING TERRAIN CORRELATION - A navigation filter for a navigation system using terrain correlation delivering an estimation of the kinematic state of a carrier craft using a plurality of data includes the measurements returned by at least one terrain sensor, the model associated with the terrain sensor, the data from an onboard map, an error model for the onboard map, the measurements returned by an inertial guidance system, and a model of the inertial guidance system. The navigation filter also includes a first filter referred to as convergence filter, for example of the Kalman filter type, and a second filter referred to as tracking filter, for example of the particle filter type. | 01-26-2012 |
20120089331 | Systems and Methods for Determining a Destination Location from a Communication - Systems and methods for determining a destination location from a communication are described. One embodiment of a method includes receiving electronic communications data from a mobile communications device, at a computing device. The electronic communications data is parsed to identify a partial address term of interest related to the destination location in the electronic communications data. A position of the destination location is determined from the partial address term of interest. Routing data of a vehicle from a current location of the vehicle to the destination location is determined and provided to a user of the vehicle. | 04-12-2012 |
20120101725 | METHOD AND SYSTEM FOR DETERMINING A PLANNED PATH OF A VEHICLE - A boundary definer defines an outer boundary of a region as a series of interconnected generally linear segments joined at one or more nodes. A concave surface identifier or data processor identifies each concave surface associated with a corresponding concave node. At least one subdivision line is established to divide the region into subdivided areas, where the subdivision line interconnects at or near two nonadjacent ones of the concave nodes. The data processor or row orientation module determines a direction of orientation of rows for a planned path of the vehicle within each subdivided area. A path planning module or data processor interconnects the planned paths within or between subdivided areas to each other by planned interconnection paths between termination points of the rows or at the nodes. | 04-26-2012 |
20120150434 | METHOD FOR PROVIDING LOCATION SERVICE AND MOBILE TERMINAL - A method for providing a location service and a mobile terminal are provided. The location service providing method includes determining a positioning method based on location information of the mobile terminal and measurement information used for calculating the location of the mobile terminal, determining a map switch indicator by using at least one of the determined positioning method, the location information, and the measurement information, selecting a global map (i.e., the whole area map) or a local map according to the determined map switch indicator, and indicating the location of the mobile terminal on the selected map. | 06-14-2012 |
20120150435 | POSITIONING APPARATUS AND POSITIONING METHOD - An apparatus includes a display displaying a first map representing a position of the apparatus obtained as a result of a first positioning, and further displaying a second map representing the position of the apparatus and being obtained as a result of a second positioning which is started before displaying the first map, the second map being displayed without responding to a request for displaying the position of the apparatus obtained as a result of the second positioning. | 06-14-2012 |
20120185166 | Portable Communication Device with Inert Navigator - A portable device comprises a processing unit embedded in the portable device; a transmission module coupled to the processing unit for wireless communication; an inert navigator module coupled to the processing unit for measure geography information, wherein the inert navigator module includes gyro, accelerator or the combination thereof; an electronic map module stored in the portable device or a remote server to provide geography map; a display and an input unit coupled to the processing unit to display the geography map, wherein the geography information of the portable device measured by the inert navigator module is displayed on the geography map to indicate the location of the portable device. A calibrator is coupled to the portable device to calibrate the inert navigator module. | 07-19-2012 |
20120209516 | NAVIGATION SYSTEM WITH INTERACTIVE ACCELEROMETER MECHANISM AND METHOD OF OPERATION THEREOF - A method of operation of a navigation system includes: detecting an accelerometer acceleration, having a magnitude and a direction, for monitoring a device; receiving a first location reading for locating the device with a remote location system; determining the first location reading as being invalid; and updating a device-location from the first location reading with the accelerometer acceleration for displaying on the device. | 08-16-2012 |
20120209517 | NAVIGATION SYSTEM WITH ACCESSORY CONTROL MECHANISM AND METHOD OF OPERATION THEREOF - A method of operation of a navigation system includes: obtaining a device state having a current location, a current speed, and a current heading for locating a device; identifying an anticipated maneuver point for estimating a future location of the device on a thoroughfare with the anticipated maneuver point calculated from the current location and the current heading; determining an expected maneuver at the anticipated maneuver point; and generating an accessory control for manipulating an accessory on the device for the expected maneuver at the anticipated maneuver point. | 08-16-2012 |
20120209518 | METHOD OF CREATING MAP DATA - A computerised method of creating map data from a plurality of trips where each trip comprises position data derived from the positions of at least one navigation device | 08-16-2012 |
20120296566 | APPARATUS AND METHOD FOR COMPENSATING POSITION INFORMATION IN PORTABLE TERMINAL - An apparatus and a method for estimating position information in a portable terminal are provided. A position estimation method includes estimating position information of the portable terminal; firstly compensating for an estimation error of the position information of the portable terminal according to motion information of the portable terminal; secondarily compensating for the firstly compensated position information according to a map matching scheme; and storing the position information of the compensated estimation error as the position information of the portable terminal. | 11-22-2012 |
20130013196 | NAVIGATION BLIND STARTUP - The described method and system provide for GPS navigation utilizing a previously stored position as a starting port when current position information is not available. The method may be implemented at a GPS-capable device (e.g. a telematics unit in one implementation) or through a call center that provides navigation services to a telecommunications device (e.g. a telematics unit in another implementation). A user input corresponding to an intended destination is received, it is determined whether current position information of the user is available; and, if not available, a route to the intended destination is calculated based on a previously stored position of the user. It may further be determined whether current position information of the user subsequently becomes available, and, when available, it may further be determined whether the user is on the calculated route that was based on the previously stored position of the user. If the user is not on route, a new route may be recalculated based on the current position of the user, which became available. In preferred implementations, the system and method are implemented within the context of a GPS unit that is part of a telematics unit in a vehicle. | 01-10-2013 |
20130013197 | VARIABLE CORRIDOR NAVIGATION - The described method and system provide for GPS navigation utilizing variable route corridors. The method may be implemented at a GPS-capable device (e.g. a telematics unit in one implementation) or through a call center that provides navigation services to a telecommunications device (e.g. a telematics unit in another implementation). A user input corresponding to an intended destination is received and a route to the intended destination is calculated with a variable route corridor. The variable route corridor is calculated based on map features, such as other streets not on the route, the width of streets on the route, and map data inaccuracies. In preferred implementations, the system and method are implemented within the context of a GPS unit that is part of a telematics unit in a vehicle. | 01-10-2013 |
20130060464 | Method, Computer Program and Apparatus for Determining an Object in Sight - A method of determining an object in sight with an electronic apparatus, where the object being associated with a Point-Of-Interest, POI, item in a database is disclosed. The method comprises estimating ( | 03-07-2013 |
20130080049 | System and Method for Tracking Lost Subjects - A system and method for monitoring and tracking the position of a subject comprises, in an exemplary embodiment, a transponder configured for being co-located with the subject and a means for enabling communication between the transponder and a remote GPS-enabled receiver, such as a cell phone or the like, for selectively triangulating the position of the transponder. In the exemplary embodiment, the means for enabling such communication is software that is installed in and executed by the receiver. The software allows the receiver to triangulate the geographic position of the transponder by fixing a first reference point based on the location of the GPS-enabled receiver, fixing a second reference point based on the location of a network broadcast site through which the receiver and transponder communicate, and calculating the location of the transponder based on the angular position of the transponder relative to the network broadcast site. | 03-28-2013 |
20130085666 | Method, Apparatus and System with Error Correction for an Inertial Navigation System - A method for correcting errors for an Inertial Navigation System. The method includes the steps of determining a working state of the Inertial Navigation System based on a current positioning parameter of the moving object, a navigation map-based reference positioning parameter and a GPS-based reference positioning parameter, and replacing an initial parameter of the Inertial Navigation System with the GPS-based reference positioning parameter and resetting the Inertial Navigation System to an initial state if the Inertial Navigation System is determined to be in an abnormal working state. | 04-04-2013 |
20130197800 | METHOD AND SYSTEM FOR GPS AUGMENTATION USING COOPERATIVE ALTITUDE LEARNING - A method for GPS augmentation in a local vehicle located in a particular road section comprises cooperatively learning an averaged external altitude for the particular road section, obtaining an internal altitude for the particular road section, and using the averaged external altitude and the internal altitude to obtain an augmented local altitude for the particular road section. The augmented local altitude is then used to provide an augmented position for the particular road section. The averaged external altitude is learned cooperatively, using external altitudes obtained for the particular road section and transmitted by other vehicles which previously passed through that section. Only reliable external altitude values, as determined from respective VDOP parameters, are used in the cooperative altitude learning. | 08-01-2013 |
20130211711 | Indoor Navigation Techniques to Calibrate/Recalibrate Inertial Sensors and Navigation Processing - A computer-implemented method for determining geographic locations of a device includes receiving with a GPS receiver within the device, satellite signals from a plurality of GPS satellites, determining with the device, an approximate geographic location in response to the satellite signals, determining in the device, a potential GPS signal reduction condition in response to the satellite signals and to a GPS signal threshold, determining with physical perturbation sensors in the device, physical perturbations, determining with the device, an augmented geographic location in response to the approximate geographic location, the physical perturbations, and a weighting factor, determining with the device, a user display in response to the augmented geographic location, and outputting on a display of the device, the user display. | 08-15-2013 |
20130238237 | MULTIPLE DATA SOURCES PEDESTRIAN NAVIGATION SYSTEM - A method of pedestrian navigation, based on an external positioning system and a Dead Reckoning (DR) system is provided herein. The method may employ the following steps: obtaining external positioning readings from an external positioning source and DR position readings from a pedestrian-carried platform; estimating an external positioning error, based at least partially on the external positioning and the DR position readings; and applying an estimation function to the external position readings, the DR position readings, and the external positioning errors, to yield a corrected estimated position. | 09-12-2013 |
20130245933 | Device to Aid Navigation, Notably Inside Buildings - A device to aid navigation comprises: at least one inertial navigation unit; an integration module estimating the position, speed and orientation of the carrier on the basis of the data supplied by the inertial navigation unit; a digitized map of the locations in which the carrier moves, said map storing a navigable network along which the carrier may move; a module for generating position pseudo-measurements on the basis of the position estimated by the integration module and cartographic data supplied by the digitized map, a position pseudo-measurement indicating the position which should be estimated by the integration module in the presence of movement constraints imposed by the digitized map of the locations; an indirect extended Kalman filter connected to the module for generating position pseudo-measurements by a switch, said filter estimating the errors relating to the position, speed and orientation, and also any other variable associated with the inertial navigation unit, estimated by the integration model on the basis of the position pseudo-measurements produced by the module; a module indicating the availability of a pseudo-measurement of the module controlling the closing of the switch when a pseudo-measurement is available and opening it in the opposite case; the output of the integration module, indicating the position, speed and orientation estimation, being connected to the module for generating position pseudo-measurements, to the Kalman filter and to the positive input of a filter of a subtractor. | 09-19-2013 |
20130261959 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - There is provided an information processing apparatus including a speed calculating section configured to calculates a traveling speed of a user based on a signal received from a positioning signal transmitter, a walking tempo acquiring section configured to acquire a walking tempo of the user, and an evaluating section configured to evaluate, based on the walking tempo and the traveling speed, reliability of information calculated by using the signal received from the positioning signal transmitter. | 10-03-2013 |
20130304374 | APPARATUS AND METHOD FOR RECOGNIZING POSITION OF MOVING OBJECT - An apparatus for recognizing a position of a moving object includes a sensor information collector to collect sensor information associated with movement of the moving object, a camera to capture a front image based on the movement of the moving object, and a GPS receiver configured to receive a GPS position of the moving object. Further, the apparatus includes a location recognizer to display N number of particles, each of which indicates a candidate position of the moving object, in a certain region about a GPS location of the moving object on a map. The location recognizer then updates a location of the particles based on the movement of the moving object, and progressively reduces number of particles on the basis of accuracy of the position-updated particles, thereby recognizing the position of the moving object. | 11-14-2013 |
20130311085 | SATELLITE NAVIGATION/DEAD-RECKONING NAVIGATION INTEGRATED POSITIONING DEVICE - A satellite and/or dead-reckoning navigation integrated positioning device with improved accuracy including position, velocity, etc. is disclosed. A tracking processing module performs, based on a GPS signal, acquisition and tracking thereof and demodulation of a navigation message. A GPS calculation module calculates position, velocity, and the like based on pseudo-range and Doppler frequency observations, and ephemeris data and gives the calculations to output judgment and tracking processing modules. Based on external support information including inertial sensor output, map information or information about differences between map position and measured position , along with the pseudo-range and Doppler observations, an integrated positioning calculation module estimates position, velocity, and the like, and gives the estimates to the output judgment module. The output judgment module compares outputs of the GPS calculation and the integrated positioning calculation modules to judge reliability of data from the integrated positioning calculation module and abnormality of external support data. | 11-21-2013 |
20130325327 | NEIGHBORHOOD CREATING DEVICE, NEIGHBORHOOD CREATING METHOD, AND COMPUTER-READABLE RECORDING MEDIUM STORING PROGRAM - A neighborhood creating device includes: a memory; and one or more processors that execute a procedure in the memory, the procedure including a position acquiring process that acquires position information representing a position of a mobile object; a data creating process that creates mobile object data representing a condition associated with a movable range of the mobile object based on the position information; a data acquiring process that acquires obstacle data representing a condition associated with a place through which the mobile object is not able to move; and an information creating process that creates neighborhood information satisfying both conditions represented by the mobile object data and the obstacle data and continuously representing a movable range of the mobile object around the mobile object. | 12-05-2013 |
20130325328 | AUTOMATIC CORRECTION OF TRAJECTORY DATA - Initial trajectory data that provides an initial description of an approximate trajectory of a device during a time period, and correction data that indicates a location of the device outside the approximate trajectory of the device within the time period, are received. A modified trajectory data that provides a modified description of a corrected trajectory of the device is generated. In particular, terms to express (i) location constraints that limit deformation of the approximate trajectory of the device and (ii) a modification constraint that limits departure of the corrected trajectory of the device from the location indicated by the correction data are generated, and the initial description of the approximate trajectory of the device is modified using the generated terms. | 12-05-2013 |
20140005930 | LOCATING MOBILE DEVICES | 01-02-2014 |
20140005931 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM | 01-02-2014 |
20140067260 | Interpolating Geolocation - A system comprises a delivery application executing on a processor of a delivery device. The application communicates a message indicating a problem associated with locating a destination site for a user. The system further comprises a vendor server communicatively coupled to the processor of the delivery device. The vendor server receives the message indicating the problem associated with the first location, determines that the first location is associated with a second location that is within a predetermined distance of the first location, approximates geocoordinates associated with the first location based at least in part upon geocoordinates associated with the second location, and communicates the approximated geocoordinates to the delivery application. | 03-06-2014 |
20140088863 | LOCUS CORRECTING METHOD, LOCUS CORRECTING APPARATUS, AND MOBILE OBJECT EQUIPMENT - Calculating a highly accurate locus is a goal. An administrative part ( | 03-27-2014 |
20140107918 | POSITION INDICATION CONTROLS FOR DEVICE LOCATIONS - Aspects of the disclosure relate generally to localizing mobile devices. In one example, a first location method associated with a first accuracy value may be used to estimate a location of the mobile device. A confidence circle indicative of a level of confidence in the estimation of the location is calculated. The confidence circle may be displayed on a mobile device. When other location methods become available, the size of the displayed confidence circle may be expanded based on information from an accelerometer of the client device or the accuracy of the other available location methods. This may be especially useful when the mobile device is transitioning between areas which are associated with different location methods that may be more or less accurate. | 04-17-2014 |
20140129136 | METHOD FOR ENSURING CONTINUITY OF SERVICE OF A PERSONAL NAVIGATION DEVICE AND DEVICE THEREOF - A method for ensuring continuity of service of a portable navigation device ( | 05-08-2014 |
20140195148 | Augmented Mobile Platform Localization - A system includes a transformation module, alignment module and aligned localization module. The transformation module is configured to receive first and second pose estimates of a mobile platform movable within an environment. The first and second pose estimates are relative to different, respective first and second digital maps of the environment in different, respective first and second coordinate systems. The transformation module, then, may be configured to calculate a geometric transform between the first and second digital maps based on the first and second pose estimates. The alignment module may be configured to align the first and second digital maps based on the geometric transform, and thereby generate an aligned digital map. And the aligned localization module may be configured to localize the mobile platform relative to the aligned digital map, and thereby calculate an aligned pose estimate of the mobile platform. | 07-10-2014 |
20140195149 | POSITIONING AND MAPPING BASED ON VIRTUAL LANDMARKS - This disclosure is directed to positioning and mapping based on virtual landmarks. A space may include a plurality of signal sources (e.g., wireless access points (APs), cellular base stations, etc.). The space may be virtually divided into a plurality of regions, wherein each region in the space may be associated with a virtual landmark. Virtual landmarks may be identified by a signature comprised of measurements of wireless signals received from the plurality of access points when at the associated region. A device position may be approximated based on signal power magnitude and variance measurements for wireless signals received at the virtual landmark. Devices may employ an algorithm such as, for example, Simultaneous Localization and Mapping (SLAM) for positioning and map creation in the space without the need for GPS signals, specialized signaling equipment, pre-navigation device training, etc. Navigation/mapping may also account for space changes, signal source position changes, etc. | 07-10-2014 |
20140236476 | MOBILE DEVICE POSITIONING - Methods, apparatus, and computer program products for determining a mobile device location. An example of a method for determining a mobile device location includes receiving signals from a transmitter, measuring signal characteristics of the received signals, and downloading data from a database corresponding to a defined region associated with the transmitters. The downloaded data includes a set of position points, a classification of each position point, and expected signal characteristics for each position point. The method further includes comparing the measured signal characteristics with the expected signal characteristics for each position point, assigning a weight to position points based on the compared signal characteristics, and determining the mobile device location by selecting one position point from the set as a position point solution corresponding to the mobile device location based on the assigned weight. The position point solution is constrained by the classification of each position point. | 08-21-2014 |
20140244163 | Determining User Device's Starting Location - A user device is equipped with one or more sensors that collect data relating to a movement of a user having the user device. An estimated area within which a starting location of the user device is located is determined based on one or more signals received from adjacent signal sources. A plurality of candidate locations is identified within the estimated area as the potential starting location of the user device. Map information of surrounding area that covers the estimated area is also obtained. One or more candidate locations are filtered out depending on whether they could have experienced the movement based on the map information. When one or more re-starting conditions have met during the movement, a then starting location of the user device needs to be determined. | 08-28-2014 |
20140297176 | INTERPOLATING GEOLOCATION - An apparatus includes a memory and a processor. The memory can store a first address and a longitude, latitude, and altitude associated with the first address. The processor can receive a second address and determine that a user device associated with the second address is not located at the second address. In response to the determination that the user device is not located at the second address, the processor can approximate the geocoordinates of the second address based at least in part upon the longitude, latitude, and altitude associated with the first address. | 10-02-2014 |
20140324336 | NAVIGATION OF ON-ROAD VEHICLE BASED ON VERTICAL ELEMENTS - A vehicle can include a navigation unit configured to determine a position of the vehicle. A detection unit can be configured to recognize position and features of objects external to the vehicle. An identification unit can be configured to identify objects expected to be detected based on a determined position of the vehicle, by comparing the recognized features to feature data of object reference data stored in a local database. When the identification unit is unable to identify an object, the identification unit can compare recognized or stored object features to the additional feature data received from a remote database. A navigation unit can update the position of the vehicle based on position data of identified objects and more accurate and safe autonomous operation of a vehicle can be achieved. | 10-30-2014 |
701446000 | By map matching | 35 |
20120078512 | ADVANCED MAP INFORMATION DELIVERY, PROCESSING AND UPDATING - The illustrative embodiments include update determination programmed logic circuitry operable to determine that a map data tile stored in a vehicle database is in need of updating. The illustrative embodiments further include update qualification programmed logic circuitry operable to qualify the permissibility of an update. Also included in the illustrative embodiments is update provision programmed logic circuitry operable to, contingent on the qualifying, provide an updated version of the map data tile. The update determination, update qualification and update provision programmed logic circuitry are operable to repeat the determining, qualifying and providing for at least all tiles included in a route within a predetermined proximity of a vehicle's current location along the route. | 03-29-2012 |
20120130632 | SYSTEM AND METHOD FOR LOCATING, TRACKING, AND/OR MONITORING THE STATUS OF PERSONNEL AND/OR ASSETS BOTH INDOORS AND OUTDOORS - A system and method for locating, tracking, and/or monitoring the status of personnel and/or assets (“trackees”), both indoors and outdoors, is provided. Tracking data obtained from various sources utilizing any number of tracking methods may be provided as input to a mapping application. The mapping application generates position estimates for trackees using a suite of mapping tools to make corrections to the tracking data. The mapping application further uses information from building data, when available, to enhance position estimates. Indoor tracking methods including, sensor fusion methods, map matching methods, and map building methods may be implemented to take tracking data from one or more trackees and compute a more accurate tracking estimate for each trackee. Outdoor tracking methods may be implemented to enhance outdoor tracking data by combining tracking estimates such as inertial tracks with magnetic data, compass data, and/or with GPS, if and when available. | 05-24-2012 |
20120179367 | NAVIGATION SYSTEM WITH LOCATION ADAPTATION AND METHOD OF OPERATION THEREOF - A method of operation of a navigation system includes: receiving a request for a destination; establishing a predetermined time period based on the destination; calculating a user generated address associated with the destination and filtered with the predetermined time period; generating a comparison between a destination address of the destination and the user generated address; and generating a travel route to the user generated address for the destination with the comparison as the non-match for displaying on a device. | 07-12-2012 |
20120245843 | SYSTEM AND METHOD FOR DETERMINING ROUTES TO DESIRED LOCATIONS - A system includes a first module receives N points (N≧3) from a remote device, the N points indicating (i) a current location, (ii) a desired location, and (iii) one or more points between the current location and the desired location. A second module determines whether first information in a first datastore of the system is missing a link between each neighboring pair of points within the N points. A third module receives M points (M≧1) from the remote device for each missing one of the N−1 links, the M points indicating points between two of the N points associated with a missing link. A fourth module generates a route from the current location to the desired location based on the N points and the first information in a first datastore, and any M points received for missing ones of the N−1 links. | 09-27-2012 |
20130030697 | TECHNIQUE FOR CALCULATING A LOCATION OF A VEHICLE - A technique for calculating a location of a first vehicle is described. A method implementation of this technique comprises the steps of detecting, from the perspective of the first vehicle, a movement of a second vehicle relative to the first vehicle, determining, for the time of the relative movement, a location of the second vehicle based on the detected relative movement by matching the detected movement of the second vehicle against map data, measuring, for the time of the relative movement, a distance between the first and second vehicles, and calculating the location of the first vehicle based on the measured distance and the determined location of the second vehicle. The technique also comprises an apparatus, a computer program product, and a vehicle navigation system. | 01-31-2013 |
20130131979 | MAP MATCHING SYSTEM, MAP MATCHING METHOD AND PROGRAM - Provided is a device, method and program enabling high-speed map matching while maintaining a precision of an analysis based on a map matching result even when event data is transmitted from numerous vehicles. | 05-23-2013 |
20130131980 | RESOLVING GPS AMBIGUITY IN ELECTRONIC MAPS - An electronic map system obtains a vehicle's GPS fix from a GPS receiver and compares the fix with nearby map features such as road segments. Due to GPS inaccuracies, several such map features may correspond to a GPS fix. To determine which map feature should be shown as the location of the vehicle on the electronic map, the system infers a best fit among the map features that are close to the GPS fix by considering both distance and inferred characteristics of each map feature, such as prior GPS fixes and typical vehicle direction and speed on such feature. Some of these characteristics may be retrieved from a database and may be based on historical observations while others may be obtained in real time, for instance from on-board vehicle sensors. | 05-23-2013 |
20130151146 | Mini-Map-Matching for Navigation Systems - The present invention uses a map database which is created with the view of optimization in terms of size and complexity, so that it can be easily embedded into a navigation chip. The optimized map database is referred to as a “mini-map” database. The mini-map database easily integrates with the position calculation routine. The algorithm for position calculation includes a map-matching component, which is referred to as the “mini-map-matching” (MMM) algorithm, which is implemented on the navigation chip. Application of the present invention includes any navigation system for vehicles and/or pedestrians. The navigation system may include an inertial sensor, such as a dead-reckoning (DR) sensor, for further improvement in calculated positional accuracy when satellite signals are degraded due to environmental factors. | 06-13-2013 |
20130166198 | METHOD AND SYSTEM FOR LOCATING AND MONITORING FIRST RESPONDERS - The invention is directed to methods and systems for locating and monitoring the status of people and moveable assets, such as first responders, including firefighters and other public service personnel, and their equipment both indoors and out. The invention provides for locating and monitoring the status of people and assets in environments where GPS systems do not operate, or where operation is impaired or otherwise limited. The system and method uses inertial navigation to determine the location, motion and orientation of the personnel or assets and communicates with an external monitoring station to receive requests for location, motion orientation and status information and to transmit the location, motion orientation and status information to the monitoring station. | 06-27-2013 |
20130245934 | MOVING BODY POSITION DETECTION SYSTEM, MOVING BODY POSITION DETECTION APPARATUS, MOVING BODY POSITION DETECTION METHOD, AND COMPUTER-READABLE STORAGE MEDIUM - A moving body position detection system including a unit that acquires dead reckoning navigation information on a moving body; a unit that identifies a position on the moving body on a link based on the dead reckoning navigation information on the moving body; a unit that acquires current position link data on a current position link and neighboring link data on a neighboring link. The current position link is a link on which the moving body position is located, and the neighboring link is connected to the current position link. The system also includes a unit that compares the dead reckoning navigation information on the moving body with the current position link data and with the neighboring link data; and a unit that updates the position of the moving body based on a comparison result of the comparison unit. | 09-19-2013 |
20130311086 | Navigation Apparatus - A navigation apparatus includes: a map information storage unit that stores road information; a position estimation unit that estimates the position of the vehicle; a map matching unit that specifies link candidate points corresponding to the position of the vehicle; a parallel roads determination unit that detects links of parallel roads that extend mutually parallel to one another; a traveling link determination unit that, for each link of the parallel roads, determines whether it is a traveling link upon which the vehicle is traveling, or a parallel link that extends parallel to the traveling link; and a link position correction unit that obtains position correction amounts for nodes of the traveling link and of the parallel link on the basis of the distance between the link candidate point that corresponds to the traveling link and the position of the vehicle. | 11-21-2013 |
20130345968 | CORRELATION POSITION DETERMINATION - Methods and apparatus for navigating with the use of correlation within a select area are provided. One method includes, storing data required to reconstruct ranges and associated angles to objects along with statistical accuracy information while initially traversing throughout the select area. Measuring then current ranges and associated angles to the objects during a subsequent traversal throughout the select area. Correlating the then current ranges and associated angles to the objects to reconstructed ranges and associated angles to the objects from the stored data. Determining at least one of then current location and heading estimates within the select area based at least in part on the correlation and using the least one of the then current location and heading estimates for navigation. | 12-26-2013 |
20140005932 | Location And Motion Estimation Using Ground Imaging Sensor | 01-02-2014 |
20140032100 | GPS CORRECTION SYSTEM AND METHOD USING IMAGE RECOGNITION INFORMATION - Provided is a GPS correction system and method which corrects position information obtained from a low-precision GPS device using image recognition information. The GPS correction system using image recognition system includes: a GPS module; an image recognition device having a line recognition function; a road map storage unit configured to store road map information including line characteristic information or a road map receiving unit configured to receive the road map information; and an information processing device configured to compare the line recognition information acquired through the image recognition device to the line characteristic information, correct a current position measured by the GPS module, and calculate traveling lane information. | 01-30-2014 |
20140172293 | MAP MATCHING DEVICE, SYSTEM AND METHOD - A map matching device for a positioning device includes an inertial detect module, measuring a moving signal generated from the positioning device, a movement estimation module, estimating location information of the positioning device according to the moving signal, a map data storage module, storing a plurality of types of map feature information of an environment where the positioning device is located, and a matching module, matching the location information with the plurality of types of map feature information for performing map matching processes, and providing a positioning coordinate. | 06-19-2014 |
20140222331 | Bezier Curves for Advanced Driver Assistance System Applications - A method and system for using Bezier curves in vehicle positioning and electronic horizon applications for providing data to advanced driver assistance systems (ADAS) applications are disclosed. The Bezier curves are obtained from B-splines. The obtained Bezier curves are subdivided in a manner that allows the vehicle positioning application to derive a polyline representation in real time. Using the Bezier and polyline geometry, the vehicle positioning application provides a vehicle position approximation to the ADAS applications. Using the Bezier curves, the electronic horizon application provides curvature, slope, and heading profiles to the ADAS applications. | 08-07-2014 |
20140244164 | METHOD AND APPARATUS FOR FORMULATING A POSITIONING EXTENT FOR MAP MATCHING - An approach is provided for formulating a positioning extent for map matching. The positioning extent platform processes and/or facilitates a processing of a plurality of position data points acquired by at least one positioning system to determine one or more variations in the plurality of position data points with respect to one or more thoroughfare segments. Next, the positioning extent platform determines one or more positioning extents associated with the one or more thoroughfare segments for the at least one positioning system based, at least in part, on the one or more variations. | 08-28-2014 |
20140257688 | METHODS AND APPARATUS FOR POSITION ESTIMATION - Systems, apparatus and methods disclosed herein facilitate mobile station (MS) location determination using MS captured images of known points of interest (POIs). In some embodiments, each POI is associated with a corresponding visibility map comprising a set of grid points, and a subset of the POIs may be identified from the MS captured images by matching the MS captured images of each POI in the subset with corresponding stored images. A cumulative grid point weight for a plurality of grid points in the visibility maps associated with the POIs in the subset may be computed. The cumulative grid point weight for each grid point represents the probability that the MS is located at that grid point. The location of the MS may be estimated based on the cumulative grid point weights of the plurality of grid points. | 09-11-2014 |
20140358426 | MOBILE TERMINAL AND OPERATING METHOD THEREOF - Provided is a mobile terminal. The mobile terminal includes a receiving unit configured to receive GPS information from a GPS satellite, an acquisition unit configured to acquire sensing information from at least one of a speed sensor and a steering sensor of a vehicle connected through an external interface, a determination unit configured to determine whether the vehicle is positioned within at least one of a shadow area and a multi-path area using at least one of the GPS information and the sensing information, and a calculation unit configured to correct a current position coordinate value of the vehicle calculated from the GPS information using the sense information when the vehicle is determined to be positioned within the at least one area. | 12-04-2014 |
20140372024 | METHOD FOR PERFORMING MAP MATCHING IN USER TERMINAL - A method for performing a map matching in a user terminal includes determining a space where the user terminal is located using positioning data that is measured at predetermined time intervals, searching one or more links that are located within a range of a preset distance from the space as a candidate link, selecting one of the candidate links which best meets at least one suitability criterion of at least two suitability criteria including distance suitability and space suitability, and carrying out the map matching with respect to the selected one candidate link. | 12-18-2014 |
20150051827 | TACTICAL DIFFERENTIAL GPS - A method for improving an accuracy of a radio based navigation system by correcting the position given by the radio based navigation system with a correction vector derived from localization data stored in a map database. Position coordinates of the radio based navigation system are measured. A set of 3D map data is selected based upon the measured position coordinates of the radio based navigation system position coordinates. The actual position is determined from the selected 3D map data. The actual position data coordinates are retrieved from the 3D map data based upon the determined actual position. The correction vector is calculated from position difference between measured radio based navigation system position coordinates and retrieved actual position coordinates. The position given by the radio based navigation system is corrected with the correction vector. | 02-19-2015 |
20150051828 | POSITIONING SYSTEM USING RADIO FREQUENCY SIGNALS - A positioning system and method for determining a position of a machine are disclosed. The system may have an optical sensing device configured to generate determined shape data associated with a portion of the worksite at the position of the machine. The system may have a first signal device configured to transmit a radio frequency signal and receive a response signal. The system may have a second signal configured to receive the transmitted radio frequency signal and transmit the response signal. The system may have a controller in communication with the optical sensing device and at least one of the first and second signal devices. The controller may be configured to determine an approximate position based on the radio frequency signal and the response signal, identify a reference shape data corresponding to the determined shape data, and determine the position based on the approximate position and the reference shape data. | 02-19-2015 |
20150081211 | SENSOR-AIDED VEHICLE POSITIONING SYSTEM - A method and system for localizing a vehicle in a digital map includes generating GPS coordinates of the vehicle on the traveled road and retrieving from a database a digital map of a region traveled by the vehicle based on the location of the GPS coordinates. The digital map includes a geographic mapping of a traveled road and registered roadside objects. The registered roadside objects are positionally identified in the digital map by longitudinal and lateral coordinates. Roadside objects in the region traveled are sensed by the vehicle. The sensed roadside objects are identified on the digital map. A vehicle position on the traveled road is determined utilizing coordinates of the sensed roadside objects identified in the digital map. The position of the vehicle is localized in the road as a function of the GPS coordinates and the determined vehicle position utilizing the coordinates of the sensed roadside objects. | 03-19-2015 |
20150292891 | VEHICLE POSITION ESTIMATION SYSTEM - A system for determining a position of a vehicle includes a camera, a marker, a storage device, an external parameter system, and a controller. The camera is configured to capture an image of an area adjacent the vehicle, the image including an edge. The marker detection device is configured to detect a marker in the area adjacent the vehicle. The storage device is configured to store map data, the stored map data including edge data. The positioning system is configured to determine the location of the vehicle relative to the stored map data. The controller is configured to combine the marker detected by the marker detection device and the edge in the image captured by the camera, and compare the combined marker detected by the marker detection device and the edge in the image captured by the camera to the stored map data. | 10-15-2015 |
20160061614 | APPARATUS AND METHOD FOR ESTIMATING A POSITION OF A VEHICLE - An apparatus for estimating a position of a vehicle comprises: a GPS receiving unit for receiving GPS signals from satellites; a V2I communicating unit in V2I based communication with a road-side base station; an inertial sensor unit for providing motion measurements including a speed and a direction of a vehicle; a database unit for storing an electronic map and a propagation map required to estimate the position of the vehicle; a propagation map generating unit for receiving the position estimated both from the motion measurements of the vehicle and the GPS signals and for generating the propagation map by combining V2I signals on the electronic map stored on the database unit; and a control unit for estimating the position of the vehicle using the propagation map based on the V2I signals received from the V2I communicating unit and compensating the position of the vehicle. | 03-03-2016 |
20190145775 | LOCALIZATION SYSTEM AND METHOD, AND ROBOT USING THE SAME | 05-16-2019 |
20190145783 | METHOD, DEVICE AND SYSTEM FOR WRONG-WAY DRIVER DETECTION | 05-16-2019 |
20220136832 | METHOD AND SYSTEM FOR MAGNETIC-BASED COLLABORATIVE POSITIONING - Magnetic-based collaborative positioning of a portable device involves obtaining magnetic field measurements for the portable device, obtaining magnetic fingerprint map information, obtaining parameters of motion of the portable device, obtaining collaborative assistance data from at least one neighbor portable device and determining position of the portable device based on the obtained magnetic field measurements, the obtained magnetic map information, the obtained motion parameters and the obtained collaborative assistance data. | 05-05-2022 |
701447000 | Of multiple locations | 2 |
20140005933 | Adaptive Mapping with Spatial Summaries of Sensor Data | 01-02-2014 |
20160069691 | ADAPTIVE MAPPING WITH SPATIAL SUMMARIES OF SENSOR DATA - A system and method for mapping parameter data acquired by a robot mapping system is disclosed. Parameter data characterizing the environment is collected while the robot localizes itself within the environment using landmarks. Parameter data is recorded in a plurality of local grids, i.e., sub-maps associated with the robot position and orientation when the data was collected. The robot is configured to generate new grids or reuse existing grids depending on the robot's current pose, the pose associated with other grids, and the uncertainty of these relative pose estimates. The pose estimates associated with the grids are updated over time as the robot refines its estimates of the locations of landmarks from which determines its pose in the environment. Occupancy maps or other global parameter maps may be generated by rendering local grids into a comprehensive map indicating the parameter data in a global reference frame extending the dimensions of the environment. | 03-10-2016 |
701448000 | Using terrain recognition | 5 |
20120166080 | METHOD, SYSTEM AND COMPUTER-READABLE MEDIUM FOR RECONSTRUCTING MOVING PATH OF VEHICLE - A method, a system and a computer-readable medium for reconstructing a vehicle moving path are provided. In the method, a plurality of vehicle recognition results of a plurality of first monitoring frames captured by a plurality of first type road monitors are received and compared to find at least one similar vehicle. Next, according to a disposition location of each first road monitor and the comparison result of each vehicle, at least one passing spot and a driving time that each vehicle moves between the disposition locations are estimated. Then, tracking data of at least one moving object appeared in multiple second monitoring frames captured by multiple second type road monitors disposed in the passing spots is inquired. Finally, the vehicles are compared with the tracked moving objects to find the moving object associated with each vehicle, so as to construct a complete moving path of each vehicle. | 06-28-2012 |
20120245844 | COLLABORATIVE NAVIGATION USING CONDITIONAL UPDATES - A method for collaborative navigation between two or more platforms is provided. The method comprises establishing a communication link between a first platform and a second platform, making a sensor measurement from the first platform, updating state and covariance elements of the first platform, and transmitting the updated state and covariance elements from the first platform to the second platform. A conditional update is performed on the second platform to compute a new estimate of state and covariance elements on the second platform, which takes into account the measurement from the first platform. The method further comprises making a sensor measurement from the second platform, updating state and covariance elements of the second platform, and transmitting the updated state and covariance elements from the second platform to the first platform. A conditional update is performed on the first platform to compute a new estimate of state and covariance elements on the first platform, which takes into account the measurement from the second platform. | 09-27-2012 |
20130158865 | METHOD AND APPARATUS FOR ESTIMATING POSITION OF MOVING OBJECT - An apparatus of estimating a position of a moving object creates a global map for a space over which the moving object is moving, on the basis of environment information on moving distance, measured distance, captured image and GIS data, and attribute and position of obstacles within the space. The method also creates a local map on the basis of the environment information obtained from around the moving object, and estimates a position of the moving object on the global map through matching of the local map and the global map. | 06-20-2013 |
20150345957 | SATELLITE NAVIGATION METHOD AND SYSTEM - A satellite navigation method and system are provided. The system includes a global position system module, an input unit, a picture database, a geographical information system module, an integrating unit, and a display unit. The method includes the following steps. Firstly, a navigation area is determined through the input unit, so as to search out several picture batches in the navigation area from the picture database. Next, a map relating to the navigation area is provided by the GIS module. Then, the picture batches and the map are integrated by the integrating unit to produce an integrated map shown on a first frame of the display unit. Afterwards, several pictures of the picture batch chosen from the first frame displayed on a second frame and satellite navigation information of the picture chosen from the second frame are displayed on a third frame by the display unit. | 12-03-2015 |
20190145784 | Lightweight Vehicle Localization Systems and Methods | 05-16-2019 |
701449000 | Correcting for terrestrial magnetic field | 1 |
20160202064 | GENERATING MAGNETIC FIELD MAP FOR INDOOR POSITIONING | 07-14-2016 |