Abstract: A method for measuring coordinate position include detecting the distance of a target relative to a portable electronic device to generate a measurement signal corresponding to the distance, sensing a relative position of the target to generate a azimuth angle corresponding to the relative position, detecting the movement of the portable electronic device to generate an inertial signal corresponding to the movement, obtaining positioning information of the portable electronic device, converting the measurement signal into distance data, converting the inertial signal into a tilt angle, calculating coordinate difference information with the tilt angle, the distance data and the azimuth angle, and calculating coordinate position of the target with the positioning information and the coordinate difference information.

Abstract: A method performed by a road identifying system of a vehicle for localization of the vehicle in a multi-level road system. The road identifying system determines with support from a positioning system, a position of the vehicle, identifies, based on the vehicle position with support from at least a first digital map, a multi-level road system in which the vehicle is positioned and obtains image data with support from one or more image capturing devices adapted to capture surroundings of the vehicle. Moreover, the road identifying system determines a road level at which the vehicle is positioned based on feeding the image data through a neural network trained to classify road level based on context of image content and identifies based on the determined road level, with support from the at least first digital map, a road and/or lane of the multi-level road system at which the vehicle is positioned.

Abstract: An electronic device may include scaling circuitry to scale input pixel data to a greater resolution. The directional scaling circuitry may include first interpolation circuitry to receive best mode data, including one or more angles corresponding to content of the image and interpolate first pixel values at first pixel positions diagonally offset from input pixel positions of the input pixel data based on the best mode data and input pixel values corresponding to the input pixel positions. The directional scaling circuitry may also include second interpolation circuitry to receive the best mode data and the input pixel values and interpolate second pixel values at second pixel positions horizontally or vertically offset from the input pixel positions based at least in part on the best mode data and the input pixel values.

Abstract: Embodiments are disclosed for selecting locations for transmitting emergency beacons. In an embodiment, a method comprises: determining a current location of a mobile device in a geographic area; configuring a transmitter of the mobile device for device-to-device (D2D) communication; determining one or more candidate transmit locations for D2D communication, wherein each candidate transmit location is determined based at least in part on its elevation, proximity to a D2D device density location that is within a maximum communication distance from the candidate transmit location, and an availability of a trail or path to the candidate transmit location; receiving input selecting a particular candidate transmit location from the one or more candidate transmit locations; in accordance with the input, determining a route from the current location of the mobile device to the particular candidate transmit location; and presenting the route through an output device.

Abstract: An apparatus for estimating a physical state of a movable object includes a processor receiving or determining a probability mass function including probabilities for each of a first group of at least two movement classes, wherein the movement models of the first group being determined using sensor data from the inertial measurement unit. The processor receives at least one additional probability mass function associated with a second group of at least two movement classes, wherein the additional probability mass function has been obtained using additional information different from the sensor data.

Abstract: Methods and systems provide for reducing privacy leaks in DNS request by using a private DNS service. The private DNS service provides for matching a level of privacy provided by a type of communication protocol to a level of privacy desired or required for a particular client communication. When the DNS service determines that an intended communication protocol does not supply at least the level of privacy desired for a particular communication, the private DNS service may initiate the creation of a connection with the desired level of privacy.

Abstract: In one or more implementations, a user of a client application may share the location of the user in relation to an avatar of the user. In various examples, an avatar-based location sharing user interface element may be selectable to execute an augmented reality content item that is executable to make the location of the user accessible to one or more additional users of the client application. In one or more examples, a message may be generated that includes user content captured at a location of the user, an avatar of the user, and location information related to the location of the user. In one or more additional examples, the location of the user may be accessible via a map user interface that displays the avatar of the user at the location of the user within a geographic region.

Abstract: A computer device generates a response to an emergency being reported by a plurality of sensor devices. The memory contains a sensor data engine and a determinant code calculator. The computer device determines the likelihood of an emergency based on received sensor data and, in some embodiments, answers received from an information provider. The sensor data engine receives external sensor data, determines data values associated with the external sensor data, and calculates an emergency likelihood based on the data values. The determinant code calculator generates a determinant code based on the calculated likelihood, and provides the code to an emergency responder system to generate an emergency dispatch response.

Abstract: An electronic device for securely determining current location information regarding the electronic device, the electronic device comprising a radio communication module and a secure element including a processor and a memory, the secure element being connected to the radio communication module and the processor being configured to obtain one or more beacon messages from one or more beacon devices; determine in real-time the current location information, the current location information comprising one or more distances between the electronic device and the beacon devices; and store the current location information in the memory of the secure element.

Abstract: A method for locating an object in a plane that includes a first so-called learning phase for informing a database, and a second so-called location phase, the location phase using a classifier operating using the database comprising information representing the transmission of signals between the object and antennas, for determining a probability of location of the object in zones of the plane, the location phase further using a neural network, for determining, for the zone of the plane for which the location probability is the highest, the position of the object in the form of coordinates in the plane. The invention also relates to a location device implementing the method.

Abstract: It is possible to accurately convey information relevant to a long period ground motion to a person staying on each floor of a building. A system 1 for communicating information relating to a long period ground motion acquires information indicating a floor on which a user stays in a building at which the user stays, information relevant to a position and a structure of the building, and information relevant to a state of an earthquake that occurs, and calculates a state of shaking that occurs on the floor of the building at which the user stays due to the long period ground motion to be communicated to the user through a user terminal 3, and thus, information relevant to the long period ground motion can be obtained through the user terminal 3 that the user has.

Abstract: A method of determining a reference clock in a mesh network includes receiving multiple signals, correlating the multiple signals with a local signal generated by the first node to determine a coarse set of time differences, refining the coarse set of time differences using a phase of a carrier signal of the multiple signals to produce a refined set of time differences, and using the refined set of time differences to define a reference clock.

Abstract: An electronic equipment 100 includes a cellular communicator 111 configured to perform cellular communication with a base station, a GNSS receiver 120 configured to receive, from a satellite, a satellite signal of information related to disaster, and a controller 130 configured to control whether to perform processing of the satellite signal in response to whether the electronic equipment 100 is in an area of the cellular communication.

Abstract: Aspects of the subject disclosure may include, for example, a method of determining, by a processing system, complete neighbor information for a plurality of radio devices in a wireless network, wherein the complete neighbor information denotes neighboring radio devices; establishing, by the processing system, a backbone list including radio devices that provide beacons, wherein the backbone list includes a first radio device of the plurality of radio devices; determining, by the processing system, a set of radio devices in the plurality of radio devices that are not neighboring radio devices of every radio device in the backbone list; adding, by the processing system, an additional radio device from the plurality of radio devices to the backbone list responsive to an existence of at least one radio device in the set, wherein the additional radio device has at least one neighboring radio device in the backbone list and has at least one neighboring radio device in the set; and repeating, by the processing syst

Abstract: A method implemented at a location server is proposed. The method comprises: deciding inter-frequency measurement information for positioning a user equipment, UE, wherein the inter-frequency measurement information comprises at least one frequency other than a frequency of a serving cell of the UE; sending a first measurement request containing the inter-frequency measurement information to an access node of the serving cell; receiving a first measurement result from the access node; and determining a position of the UE based on the measurement result.

Abstract: A method, apparatus, and computer program product for passive contact tracing is provided. An example method includes detecting a wireless signal from a mobile device at a sniffer device, generating a unique mobile device ID for said mobile device, recording the mobile device ID, identification data of the sniffer device, and a detection time, receiving a query for a target mobile device ID, proximate distance, and time period, and generating a list comprising a mobile device ID of every mobile device that came within the proximate distance of the target mobile device within the time period. The method further includes associating a mobile device with an employee by detecting an indication of employee identity within the range of a sniffer device and storing one or more mobile device IDs detected by said sniffer device as an employee parameter in an employee database.

Abstract: A method for recognizing a fog concentration of a hazy image includes inputting a target hazy image into a pre-trained directed acyclic graph (DAG) support vector machine to acquire a fog concentration of the target hazy image. The fog concentration of the target hazy image is represented based on a prebuilt multi-feature model, and the feature vector in the multi-feature model includes at least one of a color feature, a dark channel feature, an information quantity feature and a contrast feature.

Abstract: Technologies disclosed herein are directed to enforcing blocking functionality on a mobile device (e.g., a mobile device within a vehicle). The mobile device receives a request to disable a blocking of a user interaction with one or more functions of the mobile device. The mobile device prompts a capture of an image by a camera of the mobile device. The mobile device determines whether the image is captured from a passenger space in the vehicle. Once so determined, the mobile device disables the blocking of the user interaction with the one or more functions of the mobile device.

Abstract: The present application discloses a terminal device locating method, a terminal device, a system, an emergency locating server, an electronic device and a storage medium, and relates to locating and information flow technologies. A specific implementation solution is: acquiring dialing information of a call of a terminal device, sending information related to a location of the terminal device through a non-network channel to an emergency locating server if the call is determined to be an emergency call according to the dialing information, where the information related to the location of the terminal device is used to locate the terminal device and obtain locating information of the terminal device.

Abstract: A method for estimating position of a mobile device which includes receiving, from a network server, observed time difference of arrival (OTDOA) assistance data for a first plurality of cells from a base station almanac (BSA) accessible to the network server. The OTDOA assistance data is stored, within a memory of the mobile device, as a first micro-BSA. A position estimate for the mobile device is determined based upon time difference of arrival (TDOA) measurements associated with an initial subset of the first plurality of cells and initial OTDOA assistance data corresponding to the initial subset of the first plurality of cells. The initial OTDOA assistance data may be generated by the micro-BSA based upon an initial seed estimate.