WO2018072575A1

WO2018072575A1 - Usim-fi apparatus and method of usim-fi positioning wireless terminal

Info

Publication number: WO2018072575A1
Application number: PCT/CN2017/101766
Authority: WO
Inventors: 张学谦
Original assignee: 中兴通讯股份有限公司
Priority date: 2016-10-18
Filing date: 2017-09-14
Publication date: 2018-04-26
Also published as: CN107968986A

Abstract

The embodiments of the invention disclose a method of a USIM-Fi (UFi) apparatus positioning a wireless terminal. The method comprises: the UFi apparatus sets a location thereof as a coordinate origin, and determines, according to a first preconfigured strategy, a coordinate axis; and the UFi apparatus obtains, according to a preconfigured rule, location-associated information of the wireless terminal connected to the UFi apparatus and on the coordinate axis. The invention also discloses a UFi apparatus.

Description

Wireless hotspot device and method for locating wireless terminal thereof

Technical field

The present invention relates to the field of wireless positioning, and in particular, to a wireless hotspot (UFi, USIM-Fi) device and a method for locating the wireless terminal.

Background technique

More and more wireless networks appear in people's lives and have become an indispensable part of life. The wireless broadband product is the last step to achieve personal access to the Internet. Compared to the large and inconvenient mobile wireless routers that need to connect to the network cable, UFI devices based on the Universal Subscriber Identity Module (USIM) are used. With its compact size and long battery life, it can be used to provide Internet services anytime and anywhere, and it is favored by many people. Especially with the decline of mobile tariffs, UFi devices can provide stronger and more flexible functions than wireless routers. Each UFi corresponds to one UFi device, and the UFi device refers to a device that can provide UFi function.

The main function of the UFi device is to provide an Internet access point through its own Wi-Fi (Wlreless-Fldelity) function. Therefore, the UFi device has a powerful WiFi function for the mobile terminal. Most of the functions commonly used by UFi devices use basic functions such as modifying the WiFi name and password. In the commonly used parameters, the parameters are mainly channels, frequency bands, and connections. UFi devices that use only these parameters are similar to one. A pipeline that provides basic functionality and no other functional applications.

There are generally two types of existing WiFi indoor positioning: one is to use Received Signal Strength Indication (RSSI) to locate by attenuation of signal power, mainly including triangulation method or fingerprint positioning method; among them, triangulation The method is currently the most common, and multiple wireless access points (APs, Access Points) work together to achieve accurate positioning at the decimeter level. The other type does not use RSSI, and uses the WiFi chip's Time of Arrival (TOA), Time Difference of Arrival (TDA), or Angle of Arrival (AOA) to locate.

However, there is no positioning function for the UFi device in the prior art, which causes the remaining hardware resources of the UFi device to be idle, and cannot provide more high-quality content. Moreover, for UFI devices, such portable devices, if combined with the powerful WiFi function, combined with the positioning function, the UFi device can be used to increase the UFi device usage.

Summary of the invention

In view of this, the embodiment of the present invention is to provide a UFi device and a method for locating the wireless terminal, which can enable the UFi device product to implement the positioning function, increase the applicable occasion of the UFi device, and improve the usage rate of the UFi device.

To achieve the above objective, the technical solution of the embodiment of the present invention is implemented as follows:

An embodiment of the present invention provides a method for a UFi device to locate a wireless terminal, where the method includes:

The UFi device uses its own position as the coordinate origin, and determines the coordinate axis according to the first preset strategy;

The UFi device acquires location-related information on the coordinate axis of the wireless terminal connected to itself by using a preset rule.

In the above solution, before the UFi device uses its own location as a coordinate origin, the method further includes: scanning all UFi devices in the environment where the UFi device is located;

When there are other UFi devices in the environment where the UFi device is located, the optimal UFi device is selected as the manager UFi device according to the second preset policy, and the manager UFi device is marked in all UFi devices, and the The location of the administrator UFi device is taken as the coordinate origin; the administrator UFi device receives information transmitted by other UFi devices other than itself.

In the foregoing solution, the second preset policy includes: any UFi device acquires a distance between itself and each UFi device except itself, calculates an average distance, and selects the UFi device with the smallest average distance as the optimal UFi device.

In the above solution, the method further includes: when the UFi device is in an environment where the UFi device joins or leaves, re-selecting the optimal UFi device according to the second preset policy, updating to the administrator UFi device, and at all UFi devices Update the manager UFi device.

In the above solution, the location related information includes: a current relative location of the wireless terminal connected to the UFi device by the UFi device, and/or movement track information of the wireless terminal, and/or the UFi device and the location The distance information between the wireless terminals.

In the above solution, after the location information of the wireless terminal is obtained by using a preset rule, the method further includes: displaying, by the UFi device, information about the acquired wireless terminal location on the display interface.

An embodiment of the present invention further provides a UFi device, where the UFi device includes: a calibration module, an acquisition module, where

The calibration module is configured to determine a coordinate axis according to a first preset strategy by using a position of the UFi device as a coordinate origin;

The acquiring module is configured to acquire, by using a preset rule, location related information of the wireless terminal connected to itself on the coordinate axis.

In the above solution, the UFi device further includes a scanning module, and the scanning module is configured to scan all the UFi devices in the environment where the UFi device is located before the calibration module uses the location of the UFi device as a coordinate origin;

When there are other UFi devices in the environment where the UFi device is located, the optimal UFi device is selected as the manager UFi device according to the second preset policy, and the manager UFi device is marked in all UFi devices, and the notification is notified. The calibration module uses the location of the manager UFi device as a coordinate origin; and the acquisition module of the administrator UFi device is notified to receive information sent by other UFi devices other than the administrator UFi device.

In the above solution, the second preset policy is: any UFi device obtains the distance between itself and each UFi device except itself, calculates an average distance, and selects the UFi device with the smallest average distance as the optimal UFi device.

In the above solution, the UFi device further includes a monitoring module, and the monitoring module is configured to: when the UFi device is added or removed in the environment where the UFi device is located, notify the scanning module to select the most according to the second preset policy. The UFi device is updated to the administrator UFi device, and the positioning module is notified to update the manager UFi device in all UFi devices.

In the above solution, the wireless terminal location related information includes: a current relative location of the wireless terminal connected to the UFi device by the UFi device, and/or movement track information of the wireless terminal, and/or the Distance information between the UFi device and the wireless terminal.

In the above solution, the UFi device further includes a display module, and the display module is configured to: after the acquiring module acquires the location information of the wireless terminal by using a preset rule, the related information about the acquired wireless terminal location is displayed on the display interface. Display.

According to still another embodiment of the present invention, there is also provided a storage medium comprising a stored program, wherein the program is executed to perform the method of any of the above.

According to still another embodiment of the present invention, there is also provided a processor for running a program, wherein the program is executed to perform the method of any of the above.

The UFi device and the method for locating the wireless terminal according to the embodiment of the present invention, the UFi device uses its own position as a coordinate origin, and determines a coordinate axis according to a first preset policy; the UFi device obtains wireless connection with itself through a preset rule. Position related information of the terminal on the coordinate axis. It can be seen that the embodiment of the present invention provides a technical solution for combining a UFi device with a positioning function. Since the location of the UFi device is used as a coordinate origin, the location relationship between the UFi device and the wireless terminal can be implemented in multiple The wireless terminal location information, the movement trajectory and the like are determined in the environment; and, since the plurality of UFi devices in the environment in which the wireless terminal is located can work together, the positioning accuracy can be decimetered.

Further, the user can use the new positioning function of the UFi device according to the embodiment of the present invention to complete various location-based applications, including finding a person and finding a child, and determining whether the UFi device can be accessed based on the location of the wireless terminal. No need for traditional password access and so on. In the embodiment of the present invention, the powerful WiFi function and the positioning function are combined, so that the remaining hardware resources of the UFi device can be fully utilized, and the applicable occasion of the UFi device is broadened, thereby improving the usage rate of the UFi device.

DRAWINGS

1 is a schematic flowchart of an implementation of a method for positioning a wireless terminal by a UFi device according to an embodiment of the present invention;

2 is a schematic flowchart of implementing a method for positioning a wireless terminal by a UFi device according to Embodiment 2 of the present invention;

3 is a schematic structural diagram of a structure of a three-UFi device according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a structure of a four-UFi device according to an embodiment of the present invention.

detailed description

In the embodiment of the present invention, the UFi device uses its own position as a coordinate origin, and determines a coordinate axis according to a first preset policy; the UFi device acquires, by using a preset rule, a position of the wireless terminal connected to itself on the coordinate axis. information. Here, the UFi device may have an antenna array composed of multiple antennas, and the position of any one of the UFi devices may be used as a coordinate origin, or the non-antenna position in the UFi device may be used as a coordinate origin;

The first preset policy may be configured to set different coordinate axes according to different needs, so as to facilitate subsequent calculations. For example, the first preset policy may specifically be: using a connection line between the antenna i and the antenna j on the AP side. The direction is taken as one coordinate axis direction of the antenna, or two of the mutually perpendicular antennas are used as the coordinate axis direction, or the direction of a wireless terminal and the UFi device connected to the UFi device is a coordinate axis direction or the like.

If there is a wireless terminal connected to the UFi device in the environment where the UFi device is located, calculating a coordinate position of the wireless terminal antenna on the determined coordinate axis by using a preset rule, and/or connecting the UFi device to the UFi device The distance information of the wireless terminal can obtain the movement track information of the wireless terminal by using the position related information acquired in multiple times.

Optionally, before the UFi device uses its own location as a coordinate origin, the method further includes: scanning all UFi devices in an environment where the UFi device is located; when there is another environment in the environment where the UFi device is located In the UFi device, the optimal UFi device is selected as the manager UFi device according to the second preset policy, the manager UFi device is marked in all UFi devices, and the location of the manager UFi device is taken as the coordinate origin; The administrator UFi device receives information sent by other UFi devices other than itself.

Optionally, the scanning function can be started when the UFi device is powered on, or the corresponding function can be turned on. When it can be started, it can also be started when UFi devices are added or left in the environment where the UFi device is located; the number of scans can be preset; if all UFi devices scan to other UFi devices, query information is sent to other UFi devices to determine the manager. UFi device; the other UFi device sends the wireless terminal location related information connected to itself to the administrator UFi device.

Optionally, the second preset policy includes: any UFi device acquires a distance between itself and each UFi device except itself, calculates an average distance, and selects the UFi device with the smallest average distance as the optimal UFi device.

Optionally, the method further includes: when the UFi device is in the environment where the UFi device is added or removed, reselecting the optimal UFi device as the administrator UFi device according to the second preset policy, in all the UFi devices. Update the manager UFi device.

Optionally, the wireless terminal location related information includes: a current relative location of the wireless terminal connected to the UFi device by the UFi device, and/or movement track information of the wireless terminal, and/or the UFi device. Distance information with the wireless terminal.

The wireless terminal location related information is a coordinate position of the wireless terminal antenna on the determined coordinate axis, and/or distance information of the wireless terminal connected to the UFi device by the UFi device, or may be acquired through multiple times. The location related information may acquire the movement track information of the wireless terminal.

Optionally, after acquiring the wireless terminal location-related information by using a preset rule, the method further includes: the UFi device displaying the acquired wireless terminal location-related information on the display interface.

Optionally, after obtaining the information about the location of the wireless terminal, the UFi device can be displayed and managed through a certain user interface (UI, User Interface), for example, the WiFi function can be supported without a password in some areas. In some areas, a password is required to support the WiFi function. In some areas, even if there is a password, the WiFi function is not supported.

Embodiment 1

In this embodiment, the implementation process of the method for locating a wireless terminal by using a UFi device is as shown in FIG. 1 , and includes the following steps:

In step 101, the UFi device uses its own position as a coordinate origin, and determines the coordinate axis according to the first preset policy.

Optionally, the UFi device may include an AP to be connected to each wireless terminal, and the methods connected together include WiFi, Bluetooth, infrared, or Ultra Wideband (UWB) technology.

An AP in an UFi device may have an antenna array composed of multiple antennas. The position of any one of the APs may be used as a coordinate origin, or the non-antenna position of the AP may be used as a coordinate origin. The first preset strategy is to meet different needs. Set different coordinate axes, for example, use the connection direction of the antenna i and the antenna j on the AP side as one coordinate axis direction of the antenna, or use two antennas perpendicular to each other as the coordinate axis direction, or in parallel with the UFi device. The direction of a connected wireless terminal and UFi device is a coordinate axis direction, etc., and the coordinate axis can be determined to facilitate subsequent calculation.

In this way, the coordinate origin is obtained by combining the obtained coordinate origin and the coordinate axis by the method of this step.

Step 102: The UFi device acquires location-related information on the coordinate axis of the wireless terminal connected to itself by using a preset rule.

Optionally, when there is one or more sets of wireless terminals in a connected state with the UFi device, the UFi device calculates a distance dij between the antenna i of the UFi device and the antenna j of the wireless terminal, and the distance only includes the distance information. Does not include coordinate information; then calculate the distance between the antenna i of the UFi device and the antenna j

Obtain an antenna distance array of a UFi device; calculate the distance between the antenna i and the antenna j of the wireless terminal

Obtain an antenna distance array of wireless terminals; thus, you can list the constraint equations and find x and y in the following equation:

Make the following constraints true:

The solved equation optimization solution is the coordinate position of the wireless terminal side antenna relative to the coordinate system.

You can find out whether there are multiple UFi devices with positioning functions by scanning and monitoring the surrounding environment. For multiple UFi devices in one area, each UFi device is connected with each other, and the appropriate administrator UFi device is selected. According to the actual needs, the manager may be one or more. Each UFi device and the wireless terminal connected to the UFi device will generate the above constraint equation, and the optimal solution of the equation can be solved in each UFi device. After being sent to the manager UFi device respectively, the coordinate system of the manager UFi device is used as a standard coordinate system, and the manager UFi device processes the information of the optimized solution received, and obtains the position information with high accuracy. The location information of the wireless terminal connected to other UFi devices can be calculated in a standard coordinate system by calculation.

You can also measure the distance between the measured UFi device antenna and the wireless terminal antenna by the distance between the array dij and the UFi device antenna.

Distance from the wireless terminal antenna

The data is sent to the manager UFi device separately. The coordinate system of the manager UFi device is used as the standard coordinate system. The position information of the wireless terminal connected to other UFi devices can be unified into the constraint equation in the standard coordinate system, and the x, y, get more accurate location information.

Each UFi device can display the location information of the wireless terminal connected to itself. In addition to displaying the location information of the wireless terminal connected to itself, the administrator UFi device can also display the wireless connection of the remaining UFi device connected to the administrator UFi device. The location information of the terminal, and the results are more accurate.

The display method may be an intuitive display through a certain UI interface, and the displayed location related information may be a current relative position of the wireless terminal connected to the UFi device by the UFi device, and/or a movement track information of the wireless terminal, and / or distance information between the UFi device and the wireless terminal.

Optionally, after obtaining the information about the location of the wireless terminal, the UFi device can be visually displayed and managed through a certain UI. For example, in some areas, a password is not required. With the WiFi function, in some areas, a password is required to support the WiFi function, and in some areas, even if there is a password, the WiFi function is not supported. There are several management methods, including: UFi devices stored locally, in the cloud, or pushed to users.

The antenna of the UFi device and the wireless terminal may be one or more, and the antenna i or the antenna j using the UFi device and the wireless terminal may be one or more.

Embodiment 2

In this embodiment, the implementation process of the method for locating a wireless terminal by using a UFi device is as shown in FIG. 2, and includes the following steps:

Step 201: Scan all UFi devices in the environment where the UFi device is located.

Optionally, the scanning function can be started when the UFi device is powered on, or can be started when the corresponding function is turned on, and whether the positioning function is supported in the scanning environment after the UFi device is in the environment where the UFi device is joined or left. UFi devices, the number and interval of scans can be preset or automatically set according to environmental requirements.

The AP mode and the Station mode can be enabled before the UFi device exists in the scanning environment, and the AP station configuration is used to scan the UFi device in the environment.

Step 202: Whether there are other UFi devices in the environment where the UFi device is located.

Optionally, if there are other UFi devices supporting the positioning in the environment where the UFi device is located, step 203 is performed; if there are no other UFi devices supporting the positioning in the environment where the UFi device is located, step 207 is performed.

If the UFI device is scanned in the environment, the query message is sent to the UFi device to query whether the UFi device supports the positioning function. If the positioning function is supported, all UFi devices in the scanning environment are used. Then, step 203 is performed; if there are no other UFi devices in the environment or other UFi devices, but the positioning function is not supported, step 207 is performed.

Step 203: Any UFi device obtains the distance between itself and the UFi device other than itself, calculates an average distance, and selects the UFi device with the smallest average distance as the optimal UFi. device.

Optionally, if there is a UFi device supporting the positioning in the environment where the UFi device is located in step 202, calculate the distance between all UFi devices and other UFi devices that support positioning, and record the calculation result. Then, calculate the average distance from the UFi device to other UFi devices that support positioning, and then compare the average distances obtained by different UFi devices to determine the UFi device with the smallest average distance as the optimal UFi device.

Step 204: The selected UFi device is used as the administrator UFi device, and the manager UFi device is marked in all UFi devices, and the location of the manager UFi device is used as a coordinate origin, and is determined according to the first preset policy. Axis.

Optionally, the optimal UFi device selected in step 203 is configured as an administrator UFi device, and the selected manager UFi device is marked as a management UFi device in all UFi devices.

The UFi device may include an AP to be connected to each wireless terminal, and the methods of connecting together include WiFi, Bluetooth, UWB technology, and the like.

An AP in an UFi device may have an antenna array composed of multiple antennas. The position of any one of the APs is used as the coordinate origin, and the non-antenna position of the AP is used as the coordinate origin. The first preset strategy is to meet different needs. Set different coordinate axes, for example, use the connection direction of the antenna i and the antenna j on the AP side as one coordinate axis direction of the antenna, or use two antennas perpendicular to each other as the coordinate axis direction, or in parallel with the UFi device. The direction of a connected wireless terminal and UFi device is a coordinate axis direction, etc., and the coordinate axis can be determined to facilitate subsequent calculation.

The coordinate system obtained in the administrator UFi device can be used as the reference coordinate system of all UFi devices.

The administrator UFi device may be one or more depending on calculation or needs.

Step 205: The UFi device acquires location related information of the wireless terminal connected to itself on the coordinate axis by using a preset rule.

Optionally, when there are multiple sets of wireless terminals in a connected state with the UFi device, the UFi device calculates a distance dij between the antenna i of the UFi device and the antenna j of the wireless terminal, and the distance only includes distance information, and does not include Coordinate information; then calculate the distance between the antenna i of the UFi device and the antenna j

Make the following constraints true:

In step 206, the administrator UFi device receives the information sent by the other UFi device and performs processing.

Optionally, the administrator UFi device can receive the optimized solution data information of each UFi device solution equation, and the administrator UFi device can also receive the distance array dij between the UFi device antenna and the wireless terminal antenna measured by the other UFi device. Distance between UFi device antennas

Distance from the wireless terminal antenna

data.

In an environment where there are multiple UFi devices with positioning functions, each UFi device is in contact with each other, and the appropriate manager UFi device is selected through step 203, and the manager may be one or more according to actual needs. Each UFi device and the wireless terminal connected to the UFi device generate the above constraint equation, which can be sent to the manager UFi device after each UFi device solves the optimized solution of the equation, and uses the manager UFi device. The coordinate system is a standard coordinate system, and the manager UFi device processes the information of the optimized solution received, and obtains the position information with high accuracy, and can calculate the position information of the wireless terminal that connects the other UFi devices by Calculated in the standard coordinate system.

It is also possible to measure the distance between the UFi device antenna and the wireless terminal antenna and the distance between the array of dij and UFi devices.

Distance from the wireless terminal antenna

In step 207, the UFi device uses its own position as the coordinate origin, and determines the coordinate axis according to the first policy.

Optionally, if there is no other UFi device supporting the location in the environment where the UFi device is located in step 202, step 207 is performed, and step 207 is the same as step 101 in FIG. 1 , and details are not described herein again.

Step 208: The UFi device acquires location-related information on the coordinate axis of the wireless terminal connected to itself by using a preset rule.

Optionally, step 208 is the same as step 102 in FIG. 1, and details are not described herein.

Step 209: The UFi device displays the acquired wireless terminal location related information on the display interface.

Optionally, each UFi device can display location information of the wireless terminal connected to itself. In addition to displaying the location information of the wireless terminal connected to itself, the administrator UFi device can also display the remaining UFi connected to the administrator UFi device. The location information of the wireless terminal to which the device is connected, and the result is more accurate.

The display method may be an intuitive display through a certain UI interface, and the displayed location related information may be a current relative position of the wireless terminal connected to the UFi device by the UFi device, and/or a movement track information of the wireless terminal. And/or distance information between the UFi device and the wireless terminal.

Optionally, after obtaining the information about the location of the wireless terminal, the UFi device can be visually displayed and managed through a certain UI. For example, in some areas, the WiFi function can be supported without a password, and in some areas, Require a password to support WiFi, in some areas The WiFi function is not supported even if there is a password in the domain. There are several management methods, including: UFi devices stored locally, in the cloud, or pushed to users.

Step 210: If the UFi device is in the environment where the UFi device is located, the process returns to step 202.

Optionally, if there is an UFi device joining or leaving in the environment, return to step 202, start rescanning all UFi devices supporting the positioning in the environment, and restart the selection of the manager UFi device.

The UFi device and the wireless terminal may have one or more antennas, and the antenna i or the antenna j using the UFi device and the wireless terminal may be one or more.

Embodiment 3

This embodiment is an apparatus using the method described in the embodiment. The composition of the UFi device in this embodiment is as shown in FIG. 3, and the UFi device includes: a calibration module 31, and an acquisition module 32.

The calibration module 31 is configured to determine the coordinate axis according to the first preset policy by using the location of the wireless hotspot UFi device as a coordinate origin.

Optionally, the UFi device may include an AP to connect the various wireless terminals together, and the methods connected together include WiFi, Bluetooth, infrared or ultra UWB technology.

The AP in the UFi device may have an antenna array composed of multiple antennas. The calibration module 31 uses the position of any one of the APs as the coordinate origin, and may also use the non-antenna position in the AP as the coordinate origin; The strategy is to set different coordinate axes according to different needs, for example, using the connection direction of the antenna i and the antenna j on the AP side as one coordinate axis direction of the antenna, or using two mutually perpendicular antennas as the coordinate axis direction, and Or, the direction of a wireless terminal and UFi device connected to the UFi device is a coordinate axis direction, etc., and the coordinate axis can be determined to facilitate subsequent calculation.

Thus, after the method of this step, the calibration module 31 combines the obtained coordinate origin with the coordinate axis to obtain a coordinate system.

The obtaining module 32 is configured to acquire, by using a preset rule, a wireless terminal connected to itself Position related information on the coordinate axis.

Optionally, when there are one or more sets of wireless terminals in a connected state with the UFi device, the obtaining module 32 calculates a distance dij between the antenna i of the UFi device and the antenna j of the wireless terminal, and the distance only includes the distance information. , does not include coordinate information; then calculate the distance between the antenna i of the UFi device and the antenna j

Make the following constraints true:

The optimized solution of the solved equation is the coordinate position of the wireless terminal side antenna relative to the coordinate system.

By scanning and monitoring the surrounding environment, it is found whether there are multiple UFi devices with positioning functions. For multiple UFi devices in one area, each UFi device communicates with each other by selecting the appropriate manager. UFi devices, according to actual needs, the administrator can be one or more. Each UFi device and the wireless terminal connected to the UFi device will generate the above constraint equation, and the equation can be solved in each UFi device. After the optimized solution is sent to the manager UFi device, the coordinate system of the manager UFi device is used as the standard coordinate system, and the obtaining module 32 processes the received optimized solution information to obtain the position information with high accuracy. The location information of the wireless terminal connected to other UFi devices can be calculated in a standard coordinate system by calculation.

Distance from the wireless terminal antenna

Optionally, after acquiring the information about the location of the wireless terminal, the acquiring module 32 may perform an intuitive display through a certain UI, and perform management, for example, the WiFi function may be supported in some areas without a password. In the area, a password is required to support the WiFi function, and in some areas, even if there is a password, the WiFi function is not supported. There are several management methods, including: UFi devices stored locally, in the cloud, or pushed to users.

Embodiment 4

This embodiment is an improvement of the structure of the third embodiment. The composition of the UFi device in this embodiment is as shown in FIG. 4. The UFi device includes: a calibration module 31, an acquisition module 32, a scanning module 41, a monitoring module 42, and a display module. 43; Among them,

The calibration module 31 is configured to determine the coordinate axis according to the first preset strategy by using the position of the UFi device as a coordinate origin.

The obtaining module 32 is configured to acquire, by using a preset rule, position related information of the wireless terminal connected to itself on the coordinate axis.

The scanning module 41 is configured to scan all UFi devices in the environment where the UFi device is located.

Optionally, the scanning module 41 can be started when the UFi device is powered on, or can be started when the corresponding function is turned on, or can be detected in the scanning environment after the UFi device is in the environment where the UFi device is joined or left. For UFi devices that support the positioning function, the number and interval of scanning can be preset or automatically set according to environmental requirements.

The scanning module 41 can start the AP mode and the Station mode before scanning the U.S. device in the environment, and use the AP Station configuration to scan the UFi device in the environment.

When the scanning module 41 scans to other UFi devices in the environment, it sends a query message to the UFi device to query whether the UFi device supports the positioning function. If the positioning function is supported, after scanning all the UFi devices in the environment, Notifying the calibration module 31 to select the manager UFi device as the coordinate origin, and determining the coordinate axis according to the first preset policy; if there are no other UFi devices in the environment or other UFi devices, but the positioning function is not supported, the calibration is notified. The module 31 selects itself as the coordinate origin and determines the coordinate axis according to the first preset strategy.

The monitoring module 42 is configured to notify the scanning module to select an optimal UFi device to update to the administrator UFi device according to the second preset policy when the UFi device is added or removed in the environment where the UFi device is located, and notify The positioning module updates the manager UFi device in all UFi devices.

Optionally, if there is a UFi device joining or leaving in the environment, the scanning module 41 is notified to start rescanning all the UFi devices supporting the positioning in the environment, and restarting the selection of the manager UFi device.

The display module 43 is configured to display the acquired wireless terminal location related information on the display interface.

Optionally, the display module 43 can display location information of the wireless terminal connected to itself, and the display module 43 can display the remaining location information of the wireless terminal connected to itself, and can also display the remaining connection with the administrator UFi device. The location information of the wireless terminal connected to the UFi device, and the result is more accurate.

In practical applications, the calibration module 31, the acquisition module 34, the scanning module 41, the monitoring module 42 and the display module 43 may be a central processing unit (CPU), a microprocessor (MPU, located on the mobile terminal, Micro Processor Unit), Digital Signal Processor (DSP), or Field Programmable Gate Array (FPGA).

Embodiments of the present invention also provide a storage medium including a stored program, wherein the program described above executes the method of any of the above.

Optionally, in the embodiment, the foregoing storage medium may include, but is not limited to, a USB flash drive, a Read-Only Memory (ROM), and a Random Access Memory (RAM). A variety of media that can store program code, such as a hard disk, a disk, or an optical disk.

Embodiments of the present invention also provide a processor for running a program, wherein the program is executed to perform the steps of any of the above methods.

The above is only the preferred embodiment of the present invention and is not intended to limit the scope of the present invention.

Industrial applicability

As described above, the wireless hotspot device and the method for locating the wireless terminal provided by the embodiments of the present invention have the following beneficial effects: the embodiment of the present invention combines a powerful WiFi function with a positioning function, so that the remaining hardware resources of the UFi device can be obtained. Make full use of it, broaden the application of UFi equipment, and thus increase the utilization rate of UFi equipment.

Claims

A method for a wireless hotspot UFi device to locate a wireless terminal, the method comprising:

The UFi device uses its own position as the coordinate origin, and determines the coordinate axis according to the first preset strategy;

The UFi device acquires location-related information on the coordinate axis of the wireless terminal connected to itself by using a preset rule.
The method according to claim 1, wherein before the UFi device uses its own location as a coordinate origin, the method further comprises: scanning all UFi devices in an environment in which the UFi device is located;

When there are other UFi devices in the environment where the UFi device is located, the optimal UFi device is selected as the manager UFi device according to the second preset policy, and the manager UFi device is marked in all UFi devices, and the The location of the administrator UFi device is taken as the coordinate origin; the administrator UFi device receives information transmitted by other UFi devices other than itself.
The method of claim 2, wherein the second preset policy comprises:

Any UFi device obtains the distance between itself and each UFi device except itself, calculates the average distance, and selects the UFi device with the smallest average distance as the optimal UFi device.
The method according to claim 2, wherein the method further comprises: when the UFi device is in the environment where the UFi device is added or removed, re-selecting the optimal UFi device according to the second preset policy, updating to the administrator UFi device, which updates the manager UFi device in all UFi devices.
The method according to any one of claims 1 to 4, wherein the location related information comprises: a current relative location of the wireless terminal to which the UFi device is connected to the UFi device, and/or a movement of the wireless terminal Track information, and/or the UFi device and Distance information between the wireless terminals.
The method of claim 1, wherein the method further comprises: the UFi device displaying the acquired wireless terminal location related information on the display interface after acquiring the wireless terminal location related information by using a preset rule .
An UFi device, the UFi device includes: a calibration module, an acquisition module; wherein

The calibration module is configured to determine a coordinate axis according to a first preset strategy by using a position of the UFi device as a coordinate origin;

The acquiring module is configured to acquire, by using a preset rule, location related information of the wireless terminal connected to itself on the coordinate axis.
The UFi device of claim 7, wherein the UFi device further comprises a scanning module, the scanning module configured to scan the UFi device before the calibration module uses the location of the UFi device as a coordinate origin All UFi devices in the environment;

When there are other UFi devices in the environment where the UFi device is located, the optimal UFi device is selected as the manager UFi device according to the second preset policy, and the manager UFi device is marked in all UFi devices, and the notification is notified. The calibration module uses the location of the manager UFi device as a coordinate origin; and the acquisition module of the administrator UFi device is notified to receive information sent by other UFi devices other than the administrator UFi device.
The UFi device of claim 8, wherein the second preset policy is:

Any UFi device obtains the distance between itself and each UFi device except itself, calculates the average distance, and selects the UFi device with the smallest average distance as the optimal UFi device.
The UFi device of claim 8, wherein the UFi device further comprises a monitoring module, the monitoring module configured to monitor the scanning module when a UFi device is added or removed in an environment in which the UFi device is located The optimal UFi device is selected as the administrator UFi device according to the second preset policy, and the positioning module is notified to update the manager UFi device in all UFi devices.
The UFi device according to any one of claims 7 to 10, wherein the wireless terminal location related information comprises: a current relative position of the wireless terminal to which the UFi device is connected to the UFi device, and/or The mobile track information of the wireless terminal, and/or the distance information between the UFi device and the wireless terminal.
The UFi device according to claim 7, wherein the UFi device further includes a display module, and the display module is configured to acquire the wireless after the acquiring module acquires the location information of the wireless terminal by using a preset rule. The terminal location related information is displayed on the display interface.
A storage medium, the storage medium comprising a stored program, wherein the program is executed to perform the method of any one of claims 1 to 6.