WO2013178153A1

WO2013178153A1 - Network-side device, locating server, mobile terminal and locating method

Info

Publication number: WO2013178153A1
Application number: PCT/CN2013/079797
Authority: WO
Inventors: 张飞
Original assignee: 中兴通讯股份有限公司
Priority date: 2012-08-13
Filing date: 2013-07-22
Publication date: 2013-12-05
Also published as: CN103596124A

Abstract

Provided are a network-side device, a locating server, a mobile terminal and a locating method. The network-side device comprises a first receiving module which is set to receive a location update request sent by a mobile terminal when it meets location update conditions; an acknowledgement module which is set to acknowledge a first identifier of the mobile terminal after the first receiving module receives the location update request sent by the mobile terminal; an acquisition module which is set to acquire a first location area identity of the mobile terminal according to the location update request; and a locating request module which is set to send to a locating server a locating request comprising the first location area identity and the first identifier. The present invention reduces the interactions between a mobile terminal and a network side while realizing locating.

Description

The present invention relates to the field of mobile communications, and in particular, to a network side device, a positioning server, a mobile terminal, and a positioning method. BACKGROUND Currently, there are many positioning technologies, and the most common ones are GPS technology and base station positioning technology.

GPS technology is used more in the vehicle system equipment, and the effect is ideal, but there are some shortcomings in the performance of the mobile terminal. Due to the limited power capability of the mobile terminal, it is unable to support long-term positioning, resulting in poor user experience: and some mobile The application of the terminal does not require high-precision positioning such as GPS. It only requires positioning within a certain range. For example, the mobile terminal user wants to know the approximate location where he is currently, without having to fully understand the specific location of the individual. The patent publication number is CN101668245A, and a method for implementing mobile phone positioning by a mobile communication base station is proposed in a patent document published on March 10, 2010, which includes the following steps: The mobile phone sends request information to the current surrounding base station; The country code, the network code, the location area code, and the current base station number information are fed back to the mobile phone; the mobile phone sends the acquired base station location information to the mobile positioning server through the mobile internet; the mobile positioning server interacts with the Google global positioning system by analyzing the base station location information. Return the location information to the phone; display the location information of the user currently on the phone. Although the positioning method provided in the patent document can solve the problem that the GPS technology is lacking in the application of the mobile terminal, the process is cumbersome and the efficiency is relatively low. SUMMARY OF THE INVENTION The embodiments of the present invention provide a network side device, a positioning server, a mobile terminal, and a positioning method, which reduce the multiple interactions between the mobile terminal and the network side while realizing positioning. An embodiment of the present invention provides a network side device, including: a first receiving module, configured to receive a location update request sent by a mobile terminal when a location update condition is met; a confirmation module, configured to: after the first receiving module receives the location update request sent by the mobile terminal, confirm the first identifier of the mobile terminal; and the acquiring module is configured to acquire the mobile according to the location update request a first location area identifier of the terminal; the location requesting module is configured to send a location request including the first location area identifier and the first identifier to a location server, so that the location server is based on a location area Corresponding relationship between the identifier and a geographic location information, determining first geographic location information corresponding to the first location area identifier, and transmitting the first geographic location information to the mobile terminal corresponding to the first identifier. After receiving the location update request, the first receiving module of the network side device confirms the first identifier of the mobile terminal that sends the location update request, and the acquiring module acquires the information according to the location update request. a first location area identifier of the mobile terminal, the location requesting module sends a location request including the first location area identifier and the first identifier to a location server, so that the location server identifies the location area according to the location identifier Corresponding relationship between the code and a geographic location information, determining first geographic location information corresponding to the first location area identifier, and transmitting the first geographic location information to the mobile terminal corresponding to the first identifier. After the network side device receives the location update request of the mobile terminal, the network side device directly sends the location request to a location server, and after the mobile terminal does not need to interact with the mobile terminal, the mobile terminal sends a location request to the location server. Save network resources. At the same time, it should be considered that the network side device does not perform positioning for all the mobile terminals, and should only be located for the mobile terminal having the legal authority. Therefore, the network side device further includes: a registration identifier recording module, which is set to record An identifier of the registered mobile terminal; the first determining module is configured to: after the confirming module confirms the identifier of the mobile terminal, determine whether the mobile terminal is already registered, and obtain a first determination result; And being configured to acquire, according to the location update request, a first location area identifier of the mobile terminal, when the first determination result indicates that the mobile terminal has been registered. The registration identifier recording module of the network side device records the identifiers of the mobile terminals that have obtained the legal authority, and the first determining module determines the mobile terminal after the confirmation module confirms the identifier of the mobile terminal. Whether the registration module is specifically configured for the mobile terminal that has already been registered, and acquiring the first location area identifier of the mobile terminal according to the location update request. In the network side device, the location area identifier is: The country code, the network code, the location area code, and the base station number of the base station in the location area where the mobile terminal is located when the location update condition is satisfied. The embodiment of the present invention further provides a positioning server, including: a second receiving module, configured to receive, by a network side device, a first location area identifier of the mobile terminal when receiving a location update request of a mobile terminal After confirming the first identifier of the mobile terminal, sending a location request including the first location area identifier and the first identifier; and a storage module configured to record a location area identifier and a geographic location Corresponding relationship of the information; the positioning module determines, according to the correspondence between the location area identifier and the geographic location information, the first geographic location information corresponding to the first location area identifier; the first sending module is configured to The first geographical location information is sent to the mobile terminal corresponding to the first identifier by using a message. After the second receiving module of the positioning server receives the positioning request sent by the network side device, the positioning module determines, according to the correspondence between the location area identification code and the geographical location information recorded in the storage module, The first geographic location information corresponding to the location identifier, the first sending module sends the first geographic location information to the mobile terminal corresponding to the first identifier. The positioning server does not need to interact with other third-party geographic information servers, and can directly obtain the first location area identification code according to the correspondence between the location area identification code and the geographical location information recorded in the storage module. Corresponding first geographical location information is directly sent to the mobile terminal, which saves network resources. The embodiment of the present invention further provides a mobile terminal, including: a second determining module, configured to determine whether the mobile terminal satisfies a location update condition, and obtain a second determination result; and the second sending module is configured to be in the first The second determination result indicates that the mobile terminal sends a location update request to a network side device when the location update condition is met, so that the network side device acquires the first location of the mobile terminal when receiving the location update request. After the area identification code confirms the first identifier of the mobile terminal, sending a positioning request including the first identifier and the first location area identifier to a positioning server; and the third receiving module is configured to receive one Receiving, by the location server, a location request including the first location area identifier of the mobile terminal and the first identifier of the mobile terminal, according to a location area identifier and a location Corresponding relationship of the location information, after determining the first geographical location information corresponding to the first location area identifier, the first geographical location information sent to the mobile terminal corresponding to the first identifier. The second determining module of the mobile terminal determines whether the mobile terminal satisfies the location update condition, and obtains a second determination result. When the second determination result indicates that the mobile terminal meets the location update condition, the second sending module may Sending a location update request to a network side device, and after receiving the location update request, the network side device sends a location request to a location server; when the location server receives a location request, according to a location a first geographic location information sent by the mobile terminal corresponding to the first identifier, after determining the first geographic location information corresponding to the first location identifier, The third receiving module is configured to receive the first geographic location information. Therefore, with the manual triggering of the prior art, the mobile terminal can actively switch the positioning, is friendly, and does not require the support of the positioning software, thereby saving terminal resources. At the same time, after receiving the first geographical location information, it should be considered that the mobile terminal can store the first geographical location information for use by other applications. Therefore, the mobile terminal further includes: positioning information storage. And the module is configured to store the first geographical location information after the first receiving location information is received by the third receiving module. The location information storage module provides the mobile terminal with a location information resource pool that is updated at any time, and is available for use by other applications. In the mobile terminal, the location update condition is - the boot registration network or the location area changes. The embodiment of the present invention further provides a positioning method, configured as a network side device, including: receiving a location update request sent by a mobile terminal when a location update condition is met; receiving a location update request sent by the mobile terminal And confirming the first identifier of the mobile terminal; acquiring a first location area identifier of the mobile terminal according to the location update request; sending, to the location server, the first location area identifier and the Determining, by the positioning server, the first location information corresponding to the first location area identifier according to the mapping between the location identifier and the geographic location information, and determining, by the location server, the first location information corresponding to the first location identifier The mobile terminal corresponding to the identifier sends the first geographical location information. The locating method is: after receiving the location update request, confirming the first identifier of the mobile terminal, acquiring a first location area identifier of the mobile terminal according to the location update request, and sending the identifier to a positioning server. a positioning request including the first location area identifier and the first identifier, so that the location server determines, according to a correspondence between a location area identifier and a geographic location information, the first location area identifier The first geographical location information corresponding to the code, and the first geographical location information is sent to the mobile terminal corresponding to the first identifier. At the same time, it should be considered that the network side device does not locate all the mobile terminals, and should only be located for the mobile terminal having the legal authority. Therefore, the positioning method further includes: recording the identifier of the registered mobile terminal After confirming the identifier of the mobile terminal, determining whether the mobile terminal is already registered, obtaining a first determination result; when the first determination result indicates that the mobile terminal has been registered, entering the location according to the location The update request acquires a first location area identifier of the mobile terminal. In the positioning method, the location area identification code is: a country code, a network code, a location area code, and a base station number of the base station in the location area where the mobile terminal is located when the location update condition is met. The embodiment of the present invention further provides a positioning method, which is configured as a positioning server, including: receiving, by a network side device, a first location area identifier of the mobile terminal when receiving a location update request of a mobile terminal After confirming the first identifier of the mobile terminal, sending a location request including the first location area identifier and the first identifier; recording a correspondence between a location area identifier and a geographic location information; Corresponding relationship between the location area identifier and the geographic location information, determining first geographic location information corresponding to the first location area identifier; sending the first geographic location information to the first identifier by using a message Corresponding mobile terminal. After the second receiving module of the positioning server receives the positioning request sent by the network side device, the positioning module determines, according to the correspondence between the location area identification code and the geographical location information recorded in the storage module, The first geographic location information corresponding to the location identifier, the first sending module sends the first geographic location information to the mobile terminal corresponding to the first identifier. The embodiment of the present invention further provides a positioning method, which is configured as a mobile terminal, including: determining whether the mobile terminal satisfies a location update condition, and acquiring a second determination result; indicating, in the second determination result, the mobile terminal When the location update condition is met, a location update request is sent to a network side device, so that the network side device acquires the first location area identifier of the mobile terminal and confirms the mobile when receiving the location update request. Sending, by the first identifier of the terminal, a positioning request including the first identifier and the first location area identifier to a positioning server; receiving, by the positioning server, a first one that includes the mobile terminal And determining, by the location area identifier and the location identifier of the first identifier of the mobile terminal, the first location information corresponding to the first location area identifier according to the correspondence between the location area identifier and a geographic location information Then, the first geographical location information sent to the mobile terminal corresponding to the first identifier. The positioning method determines whether the mobile terminal satisfies the location update condition, and obtains a second determination result. The second determination result indicates that the mobile terminal sends a location update to a network side device when the location update condition is met. Receiving, by the network side device, after receiving the location update request, sending a location request to a location server; receiving a location server, when receiving a location request, according to a location area identifier and a geographic location information Corresponding relationship, after determining the first geographical location information corresponding to the first location area identifier, the first geographic location information sent to the mobile terminal corresponding to the first identifier. After receiving the first geographical location information, it should be considered that the first geographical location information can be stored for use by other applications. Therefore, the positioning method further includes: receiving the first geographic location After the location information, the first geographic location information is stored. In the positioning method, the location update condition is: the boot registration network or the location area changes. The embodiment of the present invention has at least one of the following beneficial effects: reducing multiple interactions between the mobile terminal and the network side, the mobile terminal sends a location update request to the network side device, and the network side device directly sends a positioning request to the positioning server, and the positioning is performed. After determining the geographical location information of the mobile terminal, the server directly sends the information to the mobile terminal, and the entire positioning process can be located through one interaction, thereby saving network resources and terminal resources; and the positioning information can be moved along with the mobile terminal. Actively switch positioning, which is friendly to manual triggering compared to the prior art; The mobile terminal does not need to install the positioning software, and the terminal requirements are very low. Meanwhile, after receiving the geographical location information sent by the positioning server, the mobile terminal can be stored and available for use by other applications. 1 is a schematic structural diagram of a network side device according to an embodiment of the present invention; FIG. 2 is a schematic structural diagram of another network side device according to an embodiment of the present invention; FIG. 3 is a schematic diagram of a positioning server according to an embodiment of the present invention; FIG. 4 is a schematic structural diagram of a mobile terminal according to an embodiment of the present invention; FIG. 5 is a schematic structural diagram of another mobile terminal according to an embodiment of the present invention; FIG. 6 is a schematic diagram of a mobile terminal according to an embodiment of the present invention; FIG. 7 is a schematic flowchart of another method for positioning a network side device according to an embodiment of the present invention; FIG. 8 is a positioning method for a positioning server according to an embodiment of the present invention; FIG. 9 is a schematic flowchart of a method for locating a mobile terminal according to an embodiment of the present invention; FIG. 10 is a schematic flowchart of another method for locating a mobile terminal according to an embodiment of the present invention. DETAILED DESCRIPTION OF THE EMBODIMENTS In order to make the technical problems, technical solutions and advantages of the embodiments of the present invention more clear, the following detailed description will be made in conjunction with the accompanying drawings and specific embodiments. As shown in FIG. 1 , an embodiment of the present invention provides a network side device, including: a first receiving module, configured to receive a location update request sent by a mobile terminal when a location update condition is met; and an acknowledgment module configured to be After receiving the location update request sent by the mobile terminal, the first receiving module confirms the first identifier of the mobile terminal, and the acquiring module is configured to acquire the first location area of the mobile terminal according to the location update request. Identifier; The location requesting module is configured to send, to a positioning server, a positioning request that includes the first location area identifier and the first identifier, so that the location server corresponds to a location identifier according to a location identifier The first geographical location information corresponding to the first location area identifier is determined, and the first geographical location information is sent to the mobile terminal corresponding to the first identifier. After receiving the location update request, the first receiving module of the network side device confirms the first identifier of the mobile terminal that sends the location update request, and the acquiring module sends a request to the HLR according to the location update request. The home location register, the home location register, and the visitor location register, the server searches for the location area identifier of the mobile terminal, and the location request module sends a location location to the location server. The identification code and the positioning request of the first identifier, so that the positioning server determines the first geographical location information corresponding to the first location area identifier according to the correspondence between the location area identifier and a geographic location information, And sending the first geographical location information to the mobile terminal corresponding to the first identifier. After the network side device receives the location update request of the mobile terminal, the network side device directly sends the positioning request to a positioning server, and the terminal does not need to interact with the mobile terminal, and then the terminal sends a positioning request to the positioning server, thereby saving Network resources. In addition, the network side device shown in FIG. 1 may also include the network side device shown in FIG. 1 , and the network side device shown in FIG. 1 may also include the network side device shown in FIG. 1 . The registration identifier recording module is configured to record the identifier of the registered mobile terminal; the first determining module is configured to: after the confirmation module confirms the identifier of the mobile terminal, determine whether the mobile terminal has been registered, and obtain a first The determining module is configured to: when the first determining result indicates that the mobile terminal has been registered, acquire the first location area identifier of the mobile terminal according to the location update request. The registration identifier recording module of the network side device records the identifiers of the mobile terminals that have obtained the legal rights, and the first determining module determines, after the confirmation module confirms the identifier of the mobile terminal, the mobile terminal The validity of the identifier is determined, and the acquiring module is configured to acquire the first location area identifier of the mobile terminal according to the location update request. In a specific embodiment of the present invention, the identifier of the mobile terminal may be any data that can uniquely identify the identity information of the corresponding user, generally the mobile phone number of the mobile phone, or the user name used when the user registers. In the network side device shown in FIG. 1 and FIG. 2, the location area identifier is: a country code, a network code, a location area code, and a base station of the base station where the mobile terminal is located when the location update condition is met. Base station number. In addition, the embodiment of the present invention provides a positioning server, as shown in FIG. 3, including: a second receiving module, configured to receive a network side device, when receiving a location update request of a mobile terminal, acquiring the mobile terminal After the first location area identifier and the first identifier of the mobile terminal are confirmed, a location request including the first location area identifier and the first identifier is sent; and the storage module is configured to record a location Corresponding relationship between the area identification code and a geographic location information; the positioning module determines the first geographical location information corresponding to the first location area identification code according to the correspondence between the location area identification code and the geographical location information; The sending module is configured to send the first geographical location information to the mobile terminal corresponding to the first identifier by using a message manner. After the second receiving module of the positioning server receives the positioning request sent by the network side device, the positioning module determines, according to the correspondence between the location area identification code and the geographical location information recorded in the storage module, The first geographic location information corresponding to the location identifier, the first sending module sends the first geographic location information to the mobile terminal corresponding to the first identifier. The positioning server does not need to interact with other third-party geographic information servers, and may obtain the first geographical location information corresponding to the first location area identification code directly according to the storage module, and directly send the information to the mobile terminal. Save network resources. In addition, the embodiment of the present invention provides a mobile terminal, as shown in FIG. 4, including a second determining module, configured to determine whether the mobile terminal satisfies a location update condition, and obtain a second determination result; When the second determination result indicates that the mobile terminal meets the location update condition, sending a location update request to a network side device, so that the network side device acquires the location update request when receiving the location update request. After the first location identifier of the mobile terminal is confirmed and the first identifier of the mobile terminal is confirmed, a positioning request including the first identifier and the first location identifier is sent to a positioning server; a third receiving module, configured to receive a location server, when receiving a location request including the first location area identifier of the mobile terminal and the first identifier of the mobile terminal, according to a location area identifier and a Corresponding relationship of the geographic location information, after determining the first geographic location information corresponding to the first location area identifier, the first geographic location information sent to the mobile terminal corresponding to the first identifier. The second determining module of the mobile terminal determines whether the mobile terminal satisfies the location update condition, and obtains a second determination result. When the second determination result indicates that the mobile terminal meets the location update condition, the second sending module may Sending a location update request to a network side device, and after receiving the location update request, the network side device sends a location request to a location server; when the location server receives a location request, according to a location a first geographic location information sent by the mobile terminal corresponding to the first identifier, after determining the first geographic location information corresponding to the first location identifier, The third receiving module is configured to receive the first geographic location information. Therefore, the mobile terminal can actively switch positioning, which is friendly compared to the manual triggering of the prior art, and does not require the support of the positioning software, thereby saving terminal resources. After receiving the first geographical location information, it should be considered that the mobile terminal may store the first geographical location information for use by other applications. Therefore, as shown in FIG. 5, the mobile terminal shown in FIG. The method further includes: a positioning information storage module, configured to store the first geographical location information after the third receiving module receives the first geographic location information. The location information storage module provides the mobile terminal with a location information resource pool that is updated at any time, and is available for use by other applications. For example, some applications may confirm the real-time location of the mobile terminal by calling the geographical location information stored in the positioning information storage module, and find a hotel, a restaurant, a tourist attraction, etc. near the location where the mobile terminal is located, and recommend the The user of the mobile terminal. The above is merely an example, and the manner in which the stored geographical location information is used by other applications is various, and will not be described in detail herein. In the mobile terminal shown in FIG. 4 and FIG. 5, the location update condition is: the boot registration network or the location area changes. In addition, the embodiment of the present invention provides a positioning method, which is used in a network side device, as shown in FIG. 6, and includes: Step 61: Receive a location update request sent by the mobile terminal when the location update condition is met. Step 62: After receiving the location update request sent by the mobile terminal, confirm the first identifier of the mobile terminal. Step 63 Obtaining, by the location update request, the first location area identifier of the mobile terminal; Step 64, sending a location request including the first location area identifier and the first identifier to a location server, so that Determining, by the location server, the first geographical location information corresponding to the first location area identifier according to the correspondence between the location identifier and the geographic location information, and transmitting the information to the mobile terminal corresponding to the first identifier First location information. In addition, it is considered that the network side device does not perform positioning for all the mobile terminals, and should be located only for the mobile terminal having the legal authority. Therefore, as shown in FIG. 7, the positioning method shown in FIG. 6 may also be specifically Step 71: Receive a location update request sent by a mobile terminal when the location update condition is met. Step 72: After receiving the location update request sent by the mobile terminal, confirm the first identifier of the mobile terminal; Step 73 Recording the identifier of the registered mobile terminal; Step 74, after confirming the identifier of the mobile terminal, determining whether the mobile terminal has been registered, obtaining a first determination result, if yes, proceeding to step 75; Step 75, according to The location update request acquires a first location area identifier of the mobile terminal; Step 76, sending a location request including the first location area identifier and the first identifier to a location server, so that the location Determining, by the location server, the correspondence between the location identifier and a geographic location information The first location information corresponding to the first location identifier is sent, and the first location information is sent to the mobile terminal corresponding to the first identifier. In the method of the embodiment of the present invention, the location area identifier is: a country code, a network code, a location area code, and a base station number of the base station in the location area where the mobile terminal is in the location update condition. In addition, the embodiment of the present invention further provides a positioning method, which is used for a positioning server, as shown in FIG. S, and includes: Step 81: Receive a network side device, when receiving a location update request of a mobile terminal, acquire the location After the first location area identification code of the mobile terminal is confirmed and the first identifier of the mobile terminal is confirmed, a positioning request including the first location area identifier and the first identifier is sent; Step 82, recording Corresponding relationship between a location area identifier and a geographic location information; Step 83, determining, according to the correspondence between the location area identifier and the geographic location information, first geographic location information corresponding to the first location area identifier; Step 84: Send the first geographic location information to the mobile terminal corresponding to the first identifier by using a message. In addition, the embodiment of the present invention further provides a positioning method, which is used in a mobile terminal, as shown in FIG. 9, including - step 91, determining whether the mobile terminal satisfies a location update condition, and obtains a second determination result, if Step 92: Step 92: Send a location update request to a network side device, so that the network side device acquires the first location area identifier of the mobile terminal and confirms the location when receiving the location update request. After the first identifier of the mobile terminal is sent, a positioning request including the first identifier and the first location area identifier is sent to a positioning server: Step 93: Receive a positioning server that receives the included Determining, according to a correspondence between a location area identifier and a geographic location information, a first location identifier identifier of the mobile terminal and a location identifier of the first identifier of the mobile terminal, corresponding to the first location area identifier After the first geographical location information, the first geographical location information sent to the mobile terminal corresponding to the first identifier. In addition, after receiving the first geographical location information, it should be considered that the first geographical location information can be stored for use by other applications. Therefore, as shown in FIG. 10, the positioning method shown in FIG. 9 can also be used. Specifically, the method is as follows: Step 101: Determine whether the mobile terminal satisfies the location update condition, and obtain a second determination result, if yes, go to step 102; Step 102, send a location update request to a network side device, so that the network side When receiving the location update request, the device acquires a first location area identifier of the mobile terminal and confirms the mobile terminal After the first identifier, sending a positioning request including the first identifier and the first location area identifier to a positioning server; Step 103: Receive a positioning server that receives a first mobile terminal Determining a first geographic location corresponding to the first location area identifier according to a correspondence between a location area identifier and a geographic location information, and a location identifier of the location identifier and the first identifier of the mobile terminal After the information, the first geographical location information sent to the mobile terminal corresponding to the first identifier; Step 104, storing the first geographic location information. In the method of the embodiment of the present invention, the location update condition is - the boot registration network or the location area changes. The entire positioning process will be described in detail below in conjunction with the actual situation. A mobile terminal actively determines whether it satisfies the condition that the boot registration network or the location area changes, and when the condition is met, sends a location update request to a network side device; the network side device receives the location update. After the request, the identifier of the mobile terminal is first confirmed, and the validity of the mobile terminal is determined, where the identifier is the number of the mobile terminal, and after determining that the mobile terminal has legality, the network side device may The location update request acquires a location area identifier of the mobile terminal, that is, a country code, a network code, a location area code, and a base station number of a base station where the mobile terminal is currently located, and sends a mobile terminal including And the location request of the location identifier of the mobile terminal is sent to a location server: after receiving the location request, the location server determines, according to the corresponding relationship between the stored location identifier and the geographic location information. Specific geographic location information corresponding to the location area identification code of the mobile terminal, And finally, the specific geographical location information obtained is sent back to the mobile terminal according to the number of the mobile terminal, and the entire positioning process is completed. Of course, after receiving the specific geographical location information, the mobile terminal may be stored for use by other applications. The existing positioning process is that the mobile terminal first sends a request to the current surrounding base station, and the current base station returns the location area identification code of the mobile terminal to the mobile terminal, and the mobile terminal sends the received location area identification code to the positioning server, where the positioning server is located. Once you receive a location request, you will need to interact with Google GPS to return location information to your phone. The mobile terminal provided in the embodiment of the present invention does not need to send a request to the neighboring base station, and the mobile terminal actively determines whether the location update condition is met, and sends a location update request to the network side device when the location update condition is met. The provided network side device directly acquires the location area identification code of the mobile terminal according to the location update request, and confirms the identifier of the mobile terminal, and then directly sends the location area identification by the network side device. The code and the marked positioning request are sent to the positioning server, and the location area identifier is not sent back to the mobile terminal, and the positioning request is sent by the mobile terminal. The positioning server provided by the embodiment of the present invention does not need to follow the request after receiving the positioning request. The third-party geographic information server interacts, and the first geographical location information corresponding to the first location area identification code is obtained according to the correspondence between the location area identifier and the geographical location information recorded in the storage module, and Send directly to the mobile terminal. In the above positioning process, the mobile terminal and the network side can realize positioning by one interaction, which saves network resources; and the positioning information can actively switch and locate with the movement of the mobile terminal, and the manual triggering positioning is compared with the prior art. Friendly; mobile terminal only needs one storage module, no need to install positioning software, and the terminal requirements are very low; more importantly, the mobile terminal is provided with a location information resource pool that is updated at any time, and can be used by other applications. The above is a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make several improvements and retouchings without departing from the principles of the present invention. It should also be considered as the scope of protection of the present invention.

Claims

Claim

A network side device, comprising: a first receiving module, configured to receive a one-bit update request sent by a mobile terminal when a location update condition is met;

a confirmation module, configured to: after the first receiving module receives the location update request sent by the mobile terminal, confirm the first identifier of the mobile terminal;

An acquiring module, configured to acquire a first location area identifier of the mobile terminal according to the location update request;

The location requesting module is configured to send, to a positioning server, a positioning request that includes the first location area identifier and the first identifier, so that the location server corresponds to a location identifier according to a location identifier The first geographical location information corresponding to the first location area identifier is determined, and the first geographical location information is sent to the mobile terminal corresponding to the first identifier.

2. The network side device according to claim 1, further comprising: a registration identifier recording module, configured to record an identifier of the registered mobile terminal;

The first determining module is configured to: after the confirming module confirms the identifier of the mobile terminal, determine whether the mobile terminal is already registered, and obtain a first determination result;

The acquiring module is specifically configured to acquire, according to the location update request, a first location area identifier of the mobile terminal, when the first determination result indicates that the mobile terminal has been registered.

3. The network side device according to claim 1, wherein the location area identifier is:

The country code, the network code, the location area code, and the base station number of the base station in the location area where the mobile terminal is located when the location update condition is satisfied.

A positioning server, comprising: a second receiving module, configured to receive a network side device, when receiving a location update request of a mobile terminal, acquire a first location area identifier of the mobile terminal, and confirm the mobile After the first identifier of the terminal, the sent one includes the first location identifier and the first identifier; the storage module is configured to record a correspondence between the location identifier and a geographic location information; The positioning module determines, according to the correspondence between the location area identifier and the geographic location information, the first geographic location information corresponding to the first location area identifier;

The first sending module is configured to send the first geographical location information to the mobile terminal corresponding to the first identifier by using a message manner.

5. A mobile terminal, comprising:

a second determining module, configured to determine whether the mobile terminal satisfies the location update condition, and obtain a second determination result;

a second sending module, configured to: when the second determining result indicates that the mobile terminal meets the location update condition, send a location update request to a network side device, so that the network side device receives the location update request After obtaining the first location area identifier of the mobile terminal and confirming the first identifier of the mobile terminal, sending a positioning request including the first identifier and the first location area identifier to a positioning Server

a third receiving module, configured to receive a location server, when receiving a location request including the first location area identifier of the mobile terminal and the first identifier of the mobile terminal, according to a location area identifier and a Corresponding relationship of the geographic location information, after determining the first geographic location information corresponding to the first location area identifier, the first geographic location information sent to the mobile terminal corresponding to the first identifier.

6. The mobile terminal of claim 5, further comprising:

The location information storage module is configured to store the first geographic location information after the third receiving module receives the first geographic location information.

7. The mobile terminal according to claim 5, wherein the location update condition is - the boot registration network or the location area changes.

A positioning method for a network side device, including:

Receiving a location update request sent by the mobile terminal when the location update condition is met; after receiving the location update request sent by the mobile terminal, confirming the first identifier of the mobile terminal;

Acquiring, according to the location update request, a first location area identifier of the mobile terminal; sending, to a location server, a location request including the first location area identifier and the first identifier, so that the location server Corresponding to a geographical location information based on a location identifier And determining first geographic location information corresponding to the first location area identifier, and sending the first geographic location information to the mobile terminal corresponding to the first identifier.

9. The positioning method according to claim 8, further comprising: recording an identifier of the registered mobile terminal;

After confirming the identifier of the mobile terminal, determining whether the mobile terminal is already registered, and obtaining a first determination result;

And when the first determination result indicates that the mobile terminal has been registered, entering the first location area identifier of the mobile terminal according to the location update request.

10. A positioning method according to claim 8, wherein the location area identification code is:

A positioning method, for a positioning server, comprising: receiving a network side device, when receiving a location update request of a mobile terminal, acquiring a first location area identifier of the mobile terminal and confirming the mobile terminal After the first identifier, the sent one includes a location request of the first location area identifier and the first identifier;

Recording a correspondence between a location area identifier and a geographic location information;

Determining, according to the correspondence between the location area identifier and the geographic location information, first geographic location information corresponding to the first location identifier;

Sending the first geographical location information to the mobile terminal corresponding to the first identifier by using a message manner.

12. A positioning method for a mobile terminal, comprising:

Determining whether the mobile terminal satisfies the location update condition, and obtaining a second determination result; when the second determination result indicates that the mobile terminal satisfies the location update condition, sending a location update request to a network side device, so that the After receiving the location update request, the network side device acquires the first location area identifier of the mobile terminal and confirms the first identifier of the mobile terminal, and sends the first identifier and the first A location area identification code location request is sent to a location server:

Receiving, by the positioning server, a location request identifier including a first location area identifier of the mobile terminal and a first identifier of the mobile terminal, according to a location area identifier and a geographical location letter Corresponding relationship, after determining the first geographical location information corresponding to the first location area identifier, the first geographic location information sent to the mobile terminal corresponding to the first identifier.

13. A positioning method according to claim 12, further comprising:

After receiving the first geographic location information, storing the first geographic location information.

14. A positioning method according to claim 12, wherein said location update condition is:

The network is registered or the location area has changed.