Embodiments of the present application disclose a method, a system and a processing server for determining track information of a target person. The method comprises: obtaining a plurality of designated videos; determining a plurality of first image acquisition devices shot the designated videos; according to a preset intersection mode and for the first image acquisition devices: obtaining sets of unique identification information detected by WiFi detectors of the first image acquisition devices during a detection time interval respectively, and performing an intersection processing on the obtained sets of unique identification information to obtain an intersection set of unique identification information; determining the unique identification information of the WiFi terminal in the intersection set of unique identification information as unique identification information of the target person; obtaining image acquisition devices in which all WiFi detectors detected the unique identification information of the target person are located; determining track information of the target person based on locations of the image acquisition devices in which all the WiFi detectors are detected. In the embodiments of the present application, it does not need to analyze a large number of videos.

The present disclosure relates to a positioning method in a wireless communication system and a device supporting same.

Provided is a process including: acquiring signal strength information that includes a plurality of signal strength measurements detected by a mobile computing device and that are each associated with a respective wireless signal measurement time; generating a wireless signal-based localization by localizing the mobile computing device based on the plurality of signal strength measurements and known locations of beacon devices; acquiring a plurality of mobility sensor measurements that are each associated with a respective mobility sensor measurement time; generating a mobility-based localization by localizing the mobile computing device based on the plurality of mobility sensor measurements; fusing the wireless signal-based localization and the mobility-based localization based on correspondence between the respective wireless signal measurement time for the signal strength measurements and the respective mobility sensor measurement time for the mobility sensor measurement to generate a fused mobile computing device localization.

Provided are a system and method for positioning a mobile device by using a Bluetooth signal, and more particularly, to a system and method for positioning a mobile device by using a Bluetooth signal, in which a location of a user carrying a mobile device is effectively determined by using the mobile device receiving a Bluetooth signal, and a method of positioning the mobile device.

Provided are a system and method for positioning a mobile device by using a Bluetooth signal, in which a location of the mobile device may be more accurately determined by considering a Bluetooth signal receiving environment of the mobile device when providing a service and method of determining a location of the mobile device by using a Bluetooth signal.

A method on an electronic device for a wireless network is described. A first set of unique wireless access point IDs is collected. A second set of unique wireless access point IDs is collected. The first set and the second set are compared to determine intersecting wireless access point IDs and non-intersecting wireless access point IDs of the second set. If the number of intersecting wireless access point IDs meets an intersection threshold for the first set, the non-intersecting wireless access point IDs of the second set are added to the first set. A confidence level is updated for the unique wireless access point IDs of the first set that correspond to the intersecting wireless access point IDs. Geographic information is determined for the unique wireless access point IDs of the first set that meet a confidence threshold.

A method, for use in positioning a target mobile device, includes: transmitting, to the target mobile device from an apparatus, a message indicating a location offset relative to a reference location of a first anchor wireless-signal transmitter that corresponds to a first wireless-signal transmission, the location offset corresponding to a particular second anchor wireless-signal transmitter of a plurality of second anchor wireless-signal transmitters that correspond to a plurality of second wireless-signal transmissions.

A method on an electronic device for a wireless network is described. A first set of unique wireless access point IDs is collected. A second set of unique wireless access point IDs is collected. The first set and the second set are compared to determine intersecting wireless access point IDs and non-intersecting wireless access point IDs of the second set. If the number of intersecting wireless access point IDs meets an intersection threshold for the first set, the non-intersecting wireless access point IDs of the second set are added to the first set. A confidence level is updated for the unique wireless access point IDs of the first set that correspond to the intersecting wireless access point IDs. Geographic information is determined for the unique wireless access point IDs of the first set that meet a confidence threshold.

Provided is a process including: acquiring signal strength information that includes a plurality of signal strength measurements detected by a mobile computing device and that are each associated with a respective wireless signal measurement time; generating a wireless signal-based localization by localizing the mobile computing device based on the plurality of signal strength measurements and known locations of beacon devices; acquiring a plurality of mobility sensor measurements that are each associated with a respective mobility sensor measurement time; generating a mobility-based localization by localizing the mobile computing device based on the plurality of mobility sensor measurements; fusing the wireless signal-based localization and the mobility-based localization based on correspondence between the respective wireless signal measurement time for the signal strength measurements and the respective mobility sensor measurement time for the mobility sensor measurement to generate a fused mobile computing device localization.

A spatial positioning method is provided. The method includes steps of: dividing an activity space into a plurality of activity regions; selecting a plurality of positions in the activity space or within a distance range of the activity space as a plurality of base station candidate positions; predicting connection states between the plurality of base stations that are disposed respectively at the plurality of station candidate positions and a mobile robot moving to each of the plurality of activity regions; selecting some of the base station candidate positions as a plurality of base station positions according to the connection states; disposing the plurality of base stations respectively at the plurality of base station positions; and wirelessly connecting the mobile robot respectively moving to the plurality of activity regions to some of the plurality of base stations to position the mobile robot.

A relative angle acquisition unit (110) acquires a relative angle (31) between each base station of a plurality of base stations and a communication device. A provisional position calculation unit (120) calculates a position of the communication device as a provisional position (32), using the relative angle (31) and a position of each base station. A weight calculation unit (130) calculates a distance between each base station and the communication device, using the position of each base station and the provisional position, and calculates a weighting coefficient (33) for correcting the provisional position (32) for each base station, based on the distance between each base station and the communication device. A device position calculation unit (140) calculates the position of the communication device as a device position (34), using the relative angle (31), the position of each base station, and the weighting coefficient (33).