CN105611624B - Wi-Fi positioning method, Wi-Fi positioning system and terminal - Google Patents
Wi-Fi positioning method, Wi-Fi positioning system and terminal Download PDFInfo
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- CN105611624B CN105611624B CN201510621318.6A CN201510621318A CN105611624B CN 105611624 B CN105611624 B CN 105611624B CN 201510621318 A CN201510621318 A CN 201510621318A CN 105611624 B CN105611624 B CN 105611624B
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- service set
- positioning
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
Abstract
The invention provides a Wi-Fi positioning method, a Wi-Fi positioning system and a terminal, wherein the Wi-Fi positioning method comprises the following steps: receiving machine auxiliary identification information of at least three wireless access points reported by a terminal; and determining the geographic position of the terminal through a signal attenuation model and the machine-assisted identification information of the at least three wireless access points. According to the technical scheme, the terminal can complete positioning without a user identification module for effective communication, so that the positioning efficiency and accuracy of the terminal are improved, and the use experience of a user is improved.
Description
Technical Field
The invention relates to the field of terminals, in particular to a Wi-Fi positioning method, a Wi-Fi positioning system and a terminal.
Background
With the popularization of mobile terminals such as mobile phones, tablet computers, Itouch and the like, the mobile terminals are often lost due to the carelessness or negligence of users, which causes serious economic loss to the users.
In the related art, in order to retrieve a mobile terminal, an SSID (Service Set Identifier) technology is used for positioning, and specifically, after the terminal accesses a Wi-Fi network, SSID information of Wi-Fi access points is acquired, and SSID information of at least three Wi-Fi access points is reported to a server, so that a geographic position of the mobile terminal can be acquired, which has many defects:
(1) a mobile terminal is required to have a communicable subscriber identity module;
(2) the method comprises the steps that a mobile terminal is required to access a Wi-Fi access point to acquire SSID information;
(3) the mobile terminal cannot be remotely controlled to start the Wi-Fi function;
(4) SSID information may be modified, the modified SSID causing positioning inaccuracies.
Therefore, how to design a more efficient Wi-Fi positioning scheme becomes a technical problem to be solved urgently.
Disclosure of Invention
The invention is based on at least one of the technical problems, and provides a new Wi-Fi positioning scheme, the geographical position of the terminal can be determined by acquiring the machine auxiliary identification information of at least three wireless access points, the positioning can be completed without a user identification module with effective communication of the terminal, the positioning efficiency and the accuracy of the terminal are improved, and the use experience of a user is improved.
In view of this, the present invention provides a Wi-Fi positioning method, which includes: receiving machine auxiliary identification information of at least three wireless access points reported by a terminal; and determining the geographic position of the terminal through a signal attenuation model and the machine-assisted identification information of the at least three wireless access points.
In the technical scheme, the geographical position of the terminal can be determined by obtaining the machine-assisted identification information of at least three wireless access points, and the positioning can be completed without a user identification module of the terminal having effective communication, so that the positioning efficiency and accuracy of the terminal are improved, and the use experience of a user is improved.
Specifically, after a user finds that a terminal (a bound terminal) is missing, the terminal can be remotely controlled through a cloud server to start a Wi-Fi function to detect whether wireless access points exist around, when the terminal detects an accessible Wi-Fi network, Machine assisted identification information (MAC) corresponding to each Wi-Fi network can be acquired, after the terminal is connected with a position server, the MACs of at least three wireless access points are sent to the position server, the position server determines the geographic position of each wireless access point and the distance from each wireless access point to the terminal through the MACs, and then the geographic position of the terminal is determined through a three-centering-circle method.
In the above technical solution, preferably, the determining the geographical location of the terminal through a signal attenuation model and machine-assisted identification information of the at least three wireless access points includes the following steps: after receiving the machine-assisted identification information of the at least three wireless access points, determining three wireless access points of the at least three wireless access points as three positioning access points; determining a distance from each of the three positioning access points to the terminal through a signal attenuation model; drawing a circle by taking the distance from each positioning access point to the terminal as a radius and the geographic position of each wireless access point as a circle center, and determining circular arcs corresponding to the three positioning access points; and determining the unique intersection point of the arcs corresponding to the three positioning access points, wherein the unique intersection point is the geographic position of the terminal.
In the technical scheme, the geographical position of each wireless access point and the distance from each wireless access point to the terminal are determined by the position server according to the MAC, the geographical position of the terminal is determined by a three-circle centering method, the terminal can be positioned without a user identification module with effective communication, and the positioning is quick and high in accuracy.
In any one of the above technical solutions, preferably, the method further includes: receiving a service set identifier of each positioning access point reported by a terminal; judging whether the service set identifier is matched with a preset service set identifier; and when the service set identifier is judged to be matched with the preset service set identifier, sending the matched service set identifier to the equipment requesting to search.
In the technical scheme, the matched service set identifier can be sent to the equipment requesting for searching by receiving the service set identifier reported by the terminal so as to prompt the user that the geographical position of the terminal is possible to appear, and the efficiency of searching the terminal is further improved.
According to the second aspect of the present invention, there is also provided a Wi-Fi positioning method, including: the method comprises the steps that a terminal obtains machine auxiliary identification information of at least three wireless access points; and after the communication connection between the terminal and the position server is established, reporting the machine auxiliary identification information to the position server so that the position server can determine the geographical position of the terminal according to the machine auxiliary identification information.
In the technical scheme, the geographical position of the terminal can be determined by reporting the machine auxiliary implementation information to the server, and the terminal can complete positioning without a user identification module with effective communication, so that the positioning efficiency and accuracy of the terminal are improved, and the use experience of a user is improved.
In any one of the above technical solutions, preferably, the method further includes: reporting the service set identifiers of the at least three wireless access points to the location server so that the location server can determine the service set identifier matched with a preset service set identifier; and acquiring the matched service set identifier sent by the position server.
In the technical scheme, the service set identifier is reported to the location server, so that the matched service set identifier can be sent to the device requesting for searching, the user is prompted that the geographical location of the terminal possibly appears, and the efficiency of searching the terminal is further improved.
According to a third aspect of the present invention, there is also provided a Wi-Fi positioning system, comprising: the receiving unit is used for receiving the machine auxiliary identification information of at least three wireless access points reported by the terminal; a determining unit, configured to determine the geographic location of the terminal through a signal attenuation model and the machine-assisted identification information of the at least three wireless access points.
In the technical scheme, the geographical position of the terminal can be determined by obtaining the machine-assisted identification information of at least three wireless access points, and the positioning can be completed without a user identification module of the terminal having effective communication, so that the positioning efficiency and accuracy of the terminal are improved, and the use experience of a user is improved.
Specifically, after a user finds that a terminal (a bound terminal) is missing, the terminal can be remotely controlled through a cloud server to start a Wi-Fi function to detect whether wireless access points exist around, when the terminal detects an accessible Wi-Fi network, Machine assisted identification information (MAC) corresponding to each Wi-Fi network can be acquired, after the terminal is connected with a position server, the MACs of at least three wireless access points are sent to the position server, the position server determines the geographic position of each wireless access point and the distance from each wireless access point to the terminal through the MACs, and then the geographic position of the terminal is determined through a three-centering-circle method.
In the foregoing technical solution, preferably, the determining unit is further configured to: after machine-assisted identification information of the at least three wireless access points is obtained, three wireless access points in the at least three wireless access points are determined to be used as three positioning access points; the determination unit is further configured to: determining a distance from each of the three positioning access points to the terminal through a signal attenuation model; the determination unit is further configured to: drawing a circle by taking the distance from each positioning access point to the terminal as a radius and the geographic position of each wireless access point as a circle center, and determining circular arcs corresponding to the three positioning access points; the determination unit is further configured to: and determining the unique intersection point of the arcs corresponding to the three positioning access points, wherein the unique intersection point is the geographic position of the terminal.
In the technical scheme, the geographical position of each wireless access point and the distance from each wireless access point to the terminal are determined by the position server according to the MAC, the geographical position of the terminal is determined by a three-circle centering method, the terminal can be positioned without a user identification module with effective communication, and the positioning is quick and high in accuracy.
In any one of the above technical solutions, preferably, the receiving unit is further configured to: receiving a service set identifier of each positioning access point reported by a terminal; the Wi-Fi positioning system further comprises: a judging unit, configured to judge whether the service set identifier matches a preset service set identifier; and the sending unit is used for sending the matched service set identifier to the search terminal when the service set identifier is judged to be matched with the preset service set identifier.
In the technical scheme, the matched service set identifier can be sent to the equipment requesting for searching by receiving the service set identifier reported by the terminal so as to prompt the user that the geographical position of the terminal is possible to appear, and the efficiency of searching the terminal is further improved.
According to a fourth aspect of the present invention, there is also provided a Wi-Fi positioning system, comprising: the terminal comprises an acquisition unit, a processing unit and a processing unit, wherein the acquisition unit is used for the terminal to acquire the machine auxiliary identification information of at least three wireless access points; and the reporting unit is used for reporting the machine auxiliary identification information to the position server after the communication connection is established between the terminal and the position server, so that the position server can determine the geographical position of the terminal according to the machine auxiliary identification information.
In the technical scheme, the geographical position of the terminal can be determined by reporting the machine auxiliary implementation information to the server, and the terminal can complete positioning without a user identification module with effective communication, so that the positioning efficiency and accuracy of the terminal are improved, and the use experience of a user is improved.
In any one of the above technical solutions, preferably, the reporting unit is further configured to: reporting the service set identifiers of the at least three wireless access points to the location server so that the location server can determine the service set identifier matched with a preset service set identifier; the acquisition unit is further configured to: and acquiring the matched service set identifier sent by the position server.
In the technical scheme, the service set identifier is reported to the location server, so that the matched service set identifier can be sent to the device requesting for searching, the user is prompted that the geographical location of the terminal possibly appears, and the efficiency of searching the terminal is further improved.
According to the fifth aspect of the present invention, there is also provided a terminal, including: a Wi-Fi positioning system as claimed in any preceding claim.
Through the technical scheme, the geographical position of the terminal can be determined by acquiring the machine auxiliary identification information of at least three wireless access points, and the terminal can complete positioning without a user identification module with effective communication, so that the positioning efficiency and accuracy of the terminal are improved, and the use experience of a user is improved.
Drawings
FIG. 1 shows a schematic flow diagram of a Wi-Fi positioning method according to one embodiment of the invention;
FIG. 2 shows a schematic flow diagram of a Wi-Fi positioning method according to another embodiment of the invention;
FIG. 3 shows a schematic block diagram of a Wi-Fi positioning system according to one embodiment of the invention;
FIG. 4 shows a schematic block diagram of a Wi-Fi positioning system according to another embodiment of the invention;
fig. 5 shows a schematic block diagram of a terminal according to an embodiment of the invention;
FIG. 6 shows an interface schematic of a Wi-Fi positioning scheme according to an embodiment of the invention;
FIG. 7 shows a flow diagram of a Wi-Fi positioning scheme according to an embodiment of the invention;
figure 8 shows an algorithmic schematic of a Wi-Fi positioning scheme according to an embodiment of the invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
Figure 1 shows a schematic flow diagram of a Wi-Fi positioning method according to one embodiment of the invention.
As shown in fig. 1, a Wi-Fi positioning method according to an embodiment of the present invention includes: 102, receiving machine auxiliary identification information of at least three wireless access points reported by a terminal; and step 104, determining the geographic position of the terminal through the signal attenuation model and the machine-assisted identification information of the at least three wireless access points.
In the technical scheme, the geographical position of the terminal can be determined by obtaining the machine-assisted identification information of at least three wireless access points, and the positioning can be completed without a user identification module of the terminal having effective communication, so that the positioning efficiency and accuracy of the terminal are improved, and the use experience of a user is improved.
Specifically, after a user finds that a terminal (a bound terminal) is missing, the terminal can be remotely controlled through a cloud server to start a Wi-Fi function to detect whether wireless access points exist around, when the terminal detects an accessible Wi-Fi network, Machine assisted identification information (MAC) corresponding to each Wi-Fi network can be acquired, after the terminal is connected with a position server, the MACs of at least three wireless access points are sent to the position server, the position server determines the geographic position of each wireless access point and the distance from each wireless access point to the terminal through the MACs, and then the geographic position of the terminal is determined through a three-centering-circle method.
In the above technical solution, preferably, the determining the geographical location of the terminal through a signal attenuation model and machine-assisted identification information of the at least three wireless access points includes the following steps: after receiving the machine-assisted identification information of the at least three wireless access points, determining three wireless access points of the at least three wireless access points as three positioning access points; determining a distance from each of the three positioning access points to the terminal through a signal attenuation model; drawing a circle by taking the distance from each positioning access point to the terminal as a radius and the geographic position of each wireless access point as a circle center, and determining circular arcs corresponding to the three positioning access points; and determining the unique intersection point of the arcs corresponding to the three positioning access points, wherein the unique intersection point is the geographic position of the terminal.
In the technical scheme, the geographical position of each wireless access point and the distance from each wireless access point to the terminal are determined by the position server according to the MAC, the geographical position of the terminal is determined by a three-circle centering method, the terminal can be positioned without a user identification module with effective communication, and the positioning is quick and high in accuracy.
In any one of the above technical solutions, preferably, the method further includes: receiving a service set identifier of each positioning access point reported by a terminal; judging whether the service set identifier is matched with a preset service set identifier; and when the service set identifier is judged to be matched with the preset service set identifier, sending the matched service set identifier to the equipment requesting to search.
In the technical scheme, the matched service set identifier can be sent to the equipment requesting for searching by receiving the service set identifier reported by the terminal so as to prompt the user that the geographical position of the terminal is possible to appear, and the efficiency of searching the terminal is further improved.
Figure 2 shows a schematic flow diagram of a Wi-Fi positioning method according to another embodiment of the invention.
As shown in fig. 2, a Wi-Fi positioning method according to another embodiment of the present invention includes: 202, a terminal acquires machine auxiliary identification information of at least three wireless access points; and step 204, after the communication connection between the terminal and the location server is established, reporting the machine auxiliary identification information to the location server, so that the location server can determine the geographical location of the terminal according to the machine auxiliary identification information.
In the technical scheme, the geographical position of the terminal can be determined by reporting the machine auxiliary implementation information to the server, and the terminal can complete positioning without a user identification module with effective communication, so that the positioning efficiency and accuracy of the terminal are improved, and the use experience of a user is improved.
In any one of the above technical solutions, preferably, the method further includes: reporting the service set identifiers of the at least three wireless access points to the location server so that the location server can determine the service set identifier matched with a preset service set identifier; and acquiring the matched service set identifier sent by the position server.
In the technical scheme, the service set identifier is reported to the location server, so that the matched service set identifier can be sent to the device requesting for searching, the user is prompted that the geographical location of the terminal possibly appears, and the efficiency of searching the terminal is further improved.
Figure 3 shows a schematic block diagram of a Wi-Fi positioning system according to one embodiment of the present invention.
As shown in fig. 3, a Wi-Fi positioning system 300 according to one embodiment of the present invention comprises: a receiving unit 302, configured to receive machine-assisted identification information of at least three wireless access points reported by a terminal; a determining unit 304, configured to determine the geographic location of the terminal through a signal attenuation model and the machine-assisted identification information of the at least three wireless access points.
In the technical scheme, the geographical position of the terminal can be determined by obtaining the machine-assisted identification information of at least three wireless access points, and the positioning can be completed without a user identification module of the terminal having effective communication, so that the positioning efficiency and accuracy of the terminal are improved, and the use experience of a user is improved.
Specifically, after a user finds that a terminal (a bound terminal) is missing, the terminal can be remotely controlled through a cloud server to start a Wi-Fi function to detect whether wireless access points exist around, when the terminal detects an accessible Wi-Fi network, Machine assisted identification information (MAC) corresponding to each Wi-Fi network can be acquired, after the terminal is connected with a position server, the MACs of at least three wireless access points are sent to the position server, the position server determines the geographic position of each wireless access point and the distance from each wireless access point to the terminal through the MACs, and then the geographic position of the terminal is determined through a three-centering-circle method.
In the above technical solution, preferably, the determining unit 304 is further configured to: after machine-assisted identification information of the at least three wireless access points is obtained, three wireless access points in the at least three wireless access points are determined to be used as three positioning access points; the determining unit 304 is further configured to: determining a distance from each of the three positioning access points to the terminal through a signal attenuation model; the determining unit 304 is further configured to: drawing a circle by taking the distance from each positioning access point to the terminal as a radius and the geographic position of each wireless access point as a circle center, and determining circular arcs corresponding to the three positioning access points; the determining unit 304 is further configured to: and determining the unique intersection point of the arcs corresponding to the three positioning access points, wherein the unique intersection point is the geographic position of the terminal.
In the technical scheme, the geographical position of each wireless access point and the distance from each wireless access point to the terminal are determined by the position server according to the MAC, the geographical position of the terminal is determined by a three-circle centering method, the terminal can be positioned without a user identification module with effective communication, and the positioning is quick and high in accuracy.
In any one of the above technical solutions, preferably, the receiving unit 302 is further configured to: receiving a service set identifier of each positioning access point reported by a terminal; the Wi-Fi positioning system 300 further comprises: a determining unit 306, configured to determine whether the service set identifier matches a preset service set identifier; a sending unit 308, configured to send the matched service set identifier to the search terminal when it is determined that the service set identifier matches the preset service set identifier.
In the technical scheme, the matched service set identifier can be sent to the equipment requesting for searching by receiving the service set identifier reported by the terminal so as to prompt the user that the geographical position of the terminal is possible to appear, and the efficiency of searching the terminal is further improved.
Figure 4 shows a schematic block diagram of a Wi-Fi positioning system according to another embodiment of the invention.
As shown in fig. 4, a Wi-Fi positioning system 400 according to another embodiment of the invention comprises: an obtaining unit 402, configured to obtain machine-assisted identification information of at least three wireless access points by a terminal; a reporting unit 404, configured to report the machine assisted identification information to the location server after the terminal and the location server establish a communication connection, so that the location server determines the geographic location of the terminal according to the machine assisted identification information.
In the technical scheme, the geographical position of the terminal can be determined by reporting the machine auxiliary implementation information to the server, and the terminal can complete positioning without a user identification module with effective communication, so that the positioning efficiency and accuracy of the terminal are improved, and the use experience of a user is improved.
In any one of the foregoing technical solutions, preferably, the reporting unit 404 is further configured to: reporting the service set identifiers of the at least three wireless access points to the location server so that the location server can determine the service set identifier matched with a preset service set identifier; the obtaining unit 402 is further configured to: and acquiring the matched service set identifier sent by the position server.
In the technical scheme, the service set identifier is reported to the location server, so that the matched service set identifier can be sent to the device requesting for searching, the user is prompted that the geographical location of the terminal possibly appears, and the efficiency of searching the terminal is further improved.
Fig. 5 shows a schematic block diagram of a terminal according to an embodiment of the invention.
As shown in fig. 5, a terminal 500 according to an embodiment of the present invention includes: the Wi-Fi positioning system 300 according to any of the preceding claims and/or the Wi-Fi positioning system 400 according to any of the preceding claims.
A Wi-Fi positioning scheme according to an embodiment of the present invention is specifically described below with reference to fig. 6 to 8.
As shown in fig. 6, after the second terminal that has bound the account at the cloud server is lost, the user logs in the cloud server using the first terminal to control the second terminal to turn on the Wi-Fi function through the cloud server, the second terminal detects a plurality of Wi-Fi networks and corresponding wireless access points, such as HiWiFi _ wr01, HiWiFi _ wr02, HiWiFi _ wr03, HiWiFi _ wr04, HiWiFi _ wr05, HiWiFi _ wr06, and HiWiFi _ wr07, and determines the MAC information of each wireless access point, and the second terminal reports the MAC information of at least three wireless access points to the location server after establishing a connection with the location server.
As shown in fig. 7 and 8, the specific scheme for determining the second terminal through the first terminal and the cloud server specifically includes: step 702, after the second terminal binds the cloud account, the first terminal requests to search the geographic position of the second terminal; step 704, the first terminal controls the second terminal to start a Wi-Fi function through the cloud server; step 706, the second terminal obtains machine-assisted identification information of at least three wireless access points (such as AP1, AP2, and AP3 shown in fig. 8), and reports the machine-assisted identification information and the service set identifier to the location server; step 708, the location server determines the location information of the three wireless access points and the distance from each wireless access point to the second terminal through the signal attenuation model, as shown in fig. 8, the distance from the AP1 to the terminal is D1, the distance from the AP2 to the terminal is D2, and the distance from the AP3 to the terminal is D3; the location server determines the geographical location of the second terminal (e.g., the terminal shown in fig. 8) from the machine-assisted identification information of the at least three wireless access points and filters the most frequently occurring location information based on the service set identifier, step 710.
The technical scheme of the invention is described in detail in the above with reference to the accompanying drawings, and the invention provides a new Wi-Fi positioning scheme, the geographical position of the terminal can be determined by acquiring the machine-assisted identification information of at least three wireless access points, and the positioning can be completed without a user identification module for effective communication of the terminal, so that the positioning efficiency and accuracy of the terminal are improved, and the use experience of a user is improved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A Wi-Fi positioning method is used for a server side, and is characterized by comprising the following steps:
receiving machine auxiliary identification information of at least three wireless access points reported by a terminal;
determining the geographic position of the terminal through a signal attenuation model and machine-assisted identification information of the at least three wireless access points;
determining the geographic position of the terminal through a signal attenuation model and machine-assisted identification information of the at least three wireless access points, specifically comprising the steps of:
after receiving the machine-assisted identification information of the at least three wireless access points, determining three wireless access points of the at least three wireless access points as three positioning access points;
determining a distance from each of the three positioning access points to the terminal through a signal attenuation model;
drawing a circle by taking the distance from each positioning access point to the terminal as a radius and the geographic position of each wireless access point as a circle center, and determining circular arcs corresponding to the three positioning access points;
determining a unique intersection point of arcs corresponding to the three positioning access points, wherein the unique intersection point is the geographic position of the terminal;
receiving a service set identifier of each positioning access point reported by a terminal;
judging whether the service set identifier is matched with a preset service set identifier;
and when the service set identifier is judged to be matched with the preset service set identifier, sending the matched service set identifier to the equipment requesting to search.
2. A Wi-Fi positioning method used on a terminal side, comprising:
the method comprises the steps that a terminal obtains machine auxiliary identification information of at least three wireless access points;
after the communication connection between the terminal and a position server is established, reporting machine auxiliary identification information to the position server so that the position server can determine the geographical position of the terminal according to the machine auxiliary identification information;
reporting the service set identifiers of the at least three wireless access points to the location server so that the location server can determine the service set identifier matched with a preset service set identifier;
and acquiring the matched service set identifier sent by the position server.
3. A Wi-Fi positioning system, for use on a server side, comprising:
the receiving unit is used for receiving the machine auxiliary identification information of at least three wireless access points reported by the terminal;
a determining unit, configured to determine a geographic location of the terminal through a signal attenuation model and machine-assisted identification information of the at least three wireless access points;
the determination unit is further configured to:
after machine-assisted identification information of the at least three wireless access points is obtained, three wireless access points in the at least three wireless access points are determined to be used as three positioning access points;
the determination unit is further configured to: determining a distance from each of the three positioning access points to the terminal through a signal attenuation model;
the determination unit is further configured to: drawing a circle by taking the distance from each positioning access point to the terminal as a radius and the geographic position of each wireless access point as a circle center, and determining circular arcs corresponding to the three positioning access points;
the determination unit is further configured to: determining a unique intersection point of arcs corresponding to the three positioning access points, wherein the unique intersection point is the geographic position of the terminal;
the receiving unit is further configured to: receiving a service set identifier of each positioning access point reported by a terminal;
the Wi-Fi positioning system further comprises:
a judging unit, configured to judge whether the service set identifier matches a preset service set identifier;
and the sending unit is used for sending the matched service set identifier to the search terminal when the service set identifier is judged to be matched with the preset service set identifier.
4. A Wi-Fi positioning system, for a terminal side, comprising:
the terminal comprises an acquisition unit, a processing unit and a processing unit, wherein the acquisition unit is used for the terminal to acquire the machine auxiliary identification information of at least three wireless access points;
the reporting unit is used for reporting the machine auxiliary identification information to the position server after the communication connection is established between the terminal and the position server, so that the position server can determine the geographical position of the terminal according to the machine auxiliary identification information;
the reporting unit is further configured to:
reporting the service set identifiers of the at least three wireless access points to the location server so that the location server can determine the service set identifier matched with a preset service set identifier;
the acquisition unit is further configured to: and acquiring the matched service set identifier sent by the position server.
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| CN201510621318.6A CN105611624B (en) | 2015-09-25 | 2015-09-25 | Wi-Fi positioning method, Wi-Fi positioning system and terminal |
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| CN201510621318.6A CN105611624B (en) | 2015-09-25 | 2015-09-25 | Wi-Fi positioning method, Wi-Fi positioning system and terminal |
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| CN106535102B (en) * | 2016-12-07 | 2019-06-28 | Oppo广东移动通信有限公司 | A kind of mobile terminal locating method and mobile terminal |
| CN106940650A (en) * | 2017-02-16 | 2017-07-11 | 北京奇虎科技有限公司 | The data capture method and mobile terminal of a kind of mobile terminal |
| CN107277124A (en) * | 2017-06-12 | 2017-10-20 | 北京望远传媒有限公司 | A kind of method and system to user's pushed information |
| CN110149592B (en) * | 2019-06-27 | 2021-07-09 | Oppo广东移动通信有限公司 | Indoor positioning method, terminal, client front-end equipment and electronic equipment |
| CN113055838A (en) * | 2019-12-27 | 2021-06-29 | 深圳富泰宏精密工业有限公司 | Indoor positioning system, indoor positioning method and mobile terminal |
| CN114125714A (en) * | 2021-11-29 | 2022-03-01 | 平安信托有限责任公司 | Movement track generation method and device, computer equipment and storage medium |
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| CN102209381A (en) * | 2011-05-18 | 2011-10-05 | 福建星网锐捷网络有限公司 | Terminal positioning method in wireless local area network, apparatus thereof and network equipment |
| CN102291674A (en) * | 2011-07-25 | 2011-12-21 | 盛乐信息技术（上海）有限公司 | Wireless positioning method and system based on wireless fidelity (Wi-Fi) |
| CN102348258A (en) * | 2011-10-12 | 2012-02-08 | 北京百度网讯科技有限公司 | Mobile terminal positioning method and device |
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| CN102348160B (en) * | 2011-07-15 | 2014-01-22 | 中国电信股份有限公司 | Multimode signal-based positioning method, system and positioning platform |
| MY165315A (en) * | 2012-03-26 | 2018-03-21 | Nextwave Tech Sdn Bhd | Method of seamless policy based network discovery, selection and switching |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102209381A (en) * | 2011-05-18 | 2011-10-05 | 福建星网锐捷网络有限公司 | Terminal positioning method in wireless local area network, apparatus thereof and network equipment |
| CN102291674A (en) * | 2011-07-25 | 2011-12-21 | 盛乐信息技术（上海）有限公司 | Wireless positioning method and system based on wireless fidelity (Wi-Fi) |
| CN102348258A (en) * | 2011-10-12 | 2012-02-08 | 北京百度网讯科技有限公司 | Mobile terminal positioning method and device |
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