CN100499937C - Calling method and system for providing mobile terminal geographic position information - Google Patents

Calling method and system for providing mobile terminal geographic position information Download PDF

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Publication number
CN100499937C
CN100499937C CNB2006101622002A CN200610162200A CN100499937C CN 100499937 C CN100499937 C CN 100499937C CN B2006101622002 A CNB2006101622002 A CN B2006101622002A CN 200610162200 A CN200610162200 A CN 200610162200A CN 100499937 C CN100499937 C CN 100499937C
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China
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mobile terminal
message
switching centre
calling
mobile switching
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CN1976497A (en
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魏东
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Global Innovation Polymerization LLC
Gw Partnership Co ltd
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Huawei Technologies Co Ltd
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Abstract

A calling method of providing mobile terminal (MT) geographic position information includes sending geographic position request including current access cell identification to geographic position providing module by mobile exchange center after message is sent to said center by MT, sending geographic position response including geographic position to said center by said providing module, send message including geographic position to opposite end MT by said center, analyzing to obtain geographic position information by opposite end MT. The calling system for realizing said method is also disclosed.

Description

The method of calling and the system of mobile terminal geographic position information are provided
Technical field
The present invention relates to moving communicating field, relate in particular to method of calling and system that a kind of mobile terminal geographic position information is provided.
Background technology
Common telephone service is the most important business that mobile communications network provides as the basic telecommunications business, and by plain old telephone service, mobile phone users can be realized real-time double-directional speech conversation with mobile phone users or fixed-line phone customer.
As shown in Figure 1, for existing mobile originated call is set up process, (UserEquipment, when UE) making a call, UE uses the wave point signaling to set up with network and communicates by letter, and sends the message that comprises called number when portable terminal.CN will be established to the communication channel of this UE, and use called party address establishment IAM (Initial Address Message, initial address message) message to send to the callee.
Detailed step is as follows:
(Random Access Channel RACH) goes up transmission CHANNEL REQUEST (channel request) message and gives network in Random Access Channel for step 101, UE;
Step 102, network are responded IMMEDIATE ASSIGNMENT (being assignment immediately) message, and indication UE uses the signaling channel of appointment;
Step 103, UE send initial service request message CM SERVICE REQUEST to CN;
Step 104, network are initiated authentication and ciphering process;
After step 105, transmission SECURITY MODE COMPLETE (safe mode is finished) message, UE sends the set up process of SETUP message to network-originated call;
Step 106, network are responded CALL PROCEEDI NG (call treatment) message;
Step 107, CN send RAB ASSIGNMENT REQ (wireless access load-bearing allocation request) message to RNS and require to carry out the assignment of wireless channel, RNS sends assignment message order UE to UE and is adjusted on the communication channel of appointment, after UE is transferred on the channel appointed, sends assignment to RNS and finish message;
When step 108, called terminal ringing, network then sends ALERTI NG (ring) message to calling UE;
When step 109, called party answer, network then sends CONNECT (connection) message to calling UE;
Step 110, calling UE are promptly finished call establishment after responding CONNECT ACKNOWLEDGE (connect and confirm) message.
As shown in Figure 2, be the process of setting up of mobile termination, after CN received IAM message, if allow the call setup of arrival, then CN used wave point signaling paging UE.UE responds with PAGE ACK message, promptly is established to the communication channel of UE after CN receives.
Mobile termination is used for the mobile subscriber and does situation when called, and this moment is by the process of setting up of network-originated call.
Detailed step is as follows:
Step 201, CN send PAGE (paging) message to RNS, and RNS broadcasts this beep-page message on paging channel;
Step 202, called UE monitor this paging, and to RNS channel request message channelrequest, RNS responds immediate assignment message IMMASS, and indication UE uses the signaling channel of appointment;
Step 203, UE send page-response message on this signaling channel, after CN receives the page-response message of UE, initiate authentication and ciphering process;
Step 204, CN send SETUP (connect and set up) message and give RNS, include the bearing capacity of this calling in this message;
Step 205, UE receive SETUP message from RNS, respond CALL CONFIRMED (call out and confirm) message; If the bearing capacity parameter of consulting changes, then to include bearer capability information in this message;
Step 206, CN receive CALL CONFIRMED (call out and confirm) message from RNS, CN sends RAB ASSIGNMENT REQ (wireless access load-bearing allocation request) message to RNS and requires to carry out the assignment of wireless channel, RNS joins information order UE by bristling with anger to UE and is adjusted on the communication channel of appointment, after UE is transferred on the channel appointed, sends assignment to RNS and finish message;
Step 207, RNS send out RAB ASSIGNMENT RESP (wireless access load-bearing allocation response) message to CN;
Step 208, UE send ALERTING (ring) message indication called subscriber ring;
When step 209, called subscriber answer, called UE sends CONNECT (connection) message to CN;
Step 210, CN respond CONNECT ACK (connect and confirm) message to UE, and call establishment finishes.
Therefore existing method of calling can't provide the geographical location information of portable terminal.
Summary of the invention
The invention provides a kind of method of calling and system that mobile terminal geographic position information is provided, to realize that calling mobile terminal provides geographical location information to called mobile terminal, perhaps called mobile terminal provides geographical location information to calling mobile terminal.
For achieving the above object, the invention provides a kind of method of calling that mobile terminal geographic position information is provided, it is characterized in that may further comprise the steps:
After mobile terminal to send message was given mobile switching centre, mobile switching centre sent the geographical position request that comprises the present access subzone sign and provides module to the geographical position;
The geographical position that described geographical position provides module to return to comprise present access subzone to identify pairing geographical location information responds to described mobile switching centre;
The message that mobile switching centre will comprise this geographical location information sends to the opposite end portable terminal, and the opposite end portable terminal is resolved and obtained geographical location information.
The present invention also provides a kind of calling system that mobile terminal geographic position information is provided, and comprising:
Calling mobile terminal is used for sending connecting and sets up message;
First mobile switching centre is connected with described calling mobile terminal, is used to send the geographical position request of present access subzone sign;
The geographical position provides module, is connected with described first mobile switching centre, is used for providing present access subzone to identify pairing geographical location information to described first mobile switching centre;
Called mobile terminal is connected with described first mobile switching centre, is used to send ALERTING message and connection message.
Therefore, the method of calling that mobile terminal geographic position information is provided provided by the invention, realized that calling mobile terminal sets up message by connection and provide geographical location information and called mobile terminal to provide geographical location information by ALERTING message or connection message to calling mobile terminal to called mobile terminal.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 sets up the signaling diagram of process for the mobile originated call of prior art;
Fig. 2 sets up the signaling diagram of process for the Mobile Termination of prior art;
Fig. 3 is the structural representation that the invention provides the calling system embodiment of mobile terminal geographic position information;
Fig. 4 is another structural representation that the invention provides the calling system embodiment of mobile terminal geographic position information;
Fig. 5 is the flow chart of embodiment 1 that the invention provides the method for calling of mobile terminal geographic position information;
Fig. 6 is the flow chart of embodiment 2 that the invention provides the method for calling of mobile terminal geographic position information;
Fig. 7 is the flow chart of embodiment 3 that the invention provides the method for calling of mobile terminal geographic position information.
Embodiment
The embodiment of the invention is to realize that on existing mobile communication network caller called mobile terminal geographical position provides function, both set up in the process in call, the current geographic position information of caller and called mobile terminal can be provided and send to call the other side, makes both sides' portable terminal can know the geographical location information that the other side's portable terminal is current.Above-mentioned geographical position can be as accurate as the cell-level of existing mobile communications network.
As shown in Figure 3, the structural representation for the embodiment of the calling system that the invention provides mobile terminal geographic position information comprises calling mobile terminal 1, is used for sending connecting and sets up message; First mobile switching centre 2 is connected with calling mobile terminal 1, is used to send the geographical position request of present access subzone sign; The geographical position provides module 3, is connected with described first mobile switching centre 2, is used for providing present access subzone to identify pairing geographical location information to first mobile switching centre 2; Called mobile terminal 4 is connected with first mobile switching centre 2, is used to send ALERTING message and connection message.
As shown in Figure 4, another structural representation for the embodiment of the calling system that the invention provides mobile terminal geographic position information, with the difference of a last embodiment is exactly that called mobile terminal 4 is connected with first mobile switching centre 2 by second mobile switching centre 6, and second mobile switching centre 6 provides module 3 to be connected with the geographical position.
Embodiment 1
The step of the method for calling that mobile terminal geographic position information is provided of the embodiment of the invention is as follows:
Step 1, calling mobile terminal send to connect sets up message to first mobile switching centre;
Step 2, described first mobile switching centre sends the geographical position request that comprises described calling mobile terminal present access subzone sign and provides module to the geographical position;
The geographical position that step 3, described geographical position provide module to return to comprise described calling mobile terminal present access subzone to identify pairing geographical location information responds to described first mobile switching centre;
Step 4, described first mobile switching centre sets up in described connection and adds described geographical location information in the message;
Step 5, described first mobile switching centre is by second mobile switching centre or directly message is set up in described connection and sent to called mobile terminal;
Step 6, described called mobile terminal receives described connection and sets up message, resolves described connection and sets up message and obtain described calling mobile terminal geographical location information.
As shown in Figure 5, be the flow chart of the method for calling embodiment 1 that the invention provides mobile terminal geographic position information, detailed step is as follows:
Step 301, calling mobile terminal send to connect sets up message to first mobile switching centre;
Step 302, described first mobile switching centre sends the geographical position request that comprises described calling mobile terminal present access subzone sign and provides module to the geographical position;
The geographical position that step 303, described geographical position provide module to return to comprise described calling mobile terminal present access subzone to identify pairing geographical location information responds to described first mobile switching centre;
Cell ID is meant Cell Global Identity CGI (Cell Global Identification), CGI is at the Serving cell of a mobile communications network of global unique identification, CGI is corresponding with specific geographical position, and provides the mobile communication service for the portable terminal in this geographical position;
Its corresponding geographical location information mapping table of cell ID CGI as shown in table 1, as to provide module to be responsible for safeguarding for the geographical position;
CGI 1 Geographical location information word string 1
CGI 2 Geographical location information word string 2
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CGI n Geographical location information word string n
Table 1 cell ID and geographical location information mapping table
The geographical position provides module to receive the geographical position request that first mobile switching centre sends, search above-mentioned cell ID and geographical location information mapping table according to the cell ID in the request of geographical position, and the geographical location information word string that finds is returned to first mobile switching centre as the geographical position response;
It is the submodule that increases newly in first mobile switching centre in order to realize calling mobile terminal of the present invention geographical position to provide that the geographical position provides module; The geographical position provides module to be responsible for safeguarding the geographical location information of all sub-districts of first subordinate of mobile switching centre;
Portable terminal is in CELL_DCH state (RRC connection status) in telephone call, the portable terminal of this state in cell-level as can be known, that is to say that the present access subzone sign CGI of the calling mobile terminal of telephone calling knows in first mobile switching centre;
When first mobile switching centre receives the SETUP message of calling mobile terminal transmission, according to this calling mobile terminal present access subzone sign CGI, provide module to initiate the geographical position request to the geographical position, and wait for that the geographical position provides the geographical position response of module, both initiated calling mobile terminal geographic location information query process by first mobile switching centre;
Step 304, described first mobile switching centre sets up in described connection and adds described geographical location information in the message;
The 3GPP agreement is defined in can a User-User field in the SETUP message, this field can be used for transmitting between portable terminal user profile in telephone call; By transparent transmission, the length of this field information is minimum to be 3 eight hytes to the User-User field in mobile communications network, is 35 or 131 eight hytes (the GSM network is 35) to the maximum;
Though the 3GPP agreement has defined the User-User field in SETUP message, the 3GPP agreement does not have the content and the purposes of this field information of concrete norm, that is to say, the use of this field information can specifically be defined by mobile phone users oneself;
The present invention transmits the calling mobile terminal geographical location information by the User-User field in the SETUP message:
1) calling mobile terminal geographical location information sign: being used to identify the information content that the User-User field transmits is the calling mobile terminal geographical location information;
2) calling mobile terminal encode geolocation information mode: the coded system that is used to identify the calling mobile terminal geographical location information word string that the User-User field transmits;
3) calling mobile terminal geographical location information word string: by the calling mobile terminal geographical location information of User-User field transmission;
Described first mobile switching centre obtains the geographical location information of calling mobile terminal present access subzone from geographical position response, and this geographical location information is added in the User-User field of the SETUP message that calling mobile terminal sends over;
Step 305, described first mobile switching centre judges that described called mobile terminal is current whether within the described first Mobility Center service range, if execution in step 306 then; Otherwise execution in step 307;
Step 306, described first mobile switching centre directly sets up message with described connection and sends to described called mobile terminal, execution in step 309;
When calling mobile terminal and called mobile terminal first mobile switching centre that coexists, first mobile switching centre directly sends SETUP message to called mobile terminal, and the User-User field of this SETUP message contains the geographical location information of the present access subzone of above-mentioned calling mobile terminal;
Step 307, the initial address message IAM that message constructing is an ISDNYong Hubufen is set up in the connection that described first mobile switching centre will comprise described calling mobile terminal geographical location information, sends second mobile switching centre of described initial address message to described called mobile terminal place;
First mobile switching centre is that the SETUP message constructing of the geographical location information of calling mobile terminal present access subzone is the IAM message of ISUP with the User-User field contents, will contain the geographical location information of described calling mobile terminal present access subzone in the IAM message of the ISUP that both had been configured;
The telephone number of the called mobile terminal in the SETUP message that first mobile switching centre sends over according to calling mobile terminal, obtain the route messages (second mobile switching center number of called mobile terminal) of this called mobile terminal to the attaching position register (HLR) of called mobile terminal, and the IAM message of above-mentioned ISUP is sent to second mobile switching centre of called mobile terminal;
Step 308, described second mobile switching centre is configured to described initial address message to connect and sets up message, sends described connection and sets up message to described called mobile terminal, execution in step 309;
After second mobile switching centre receives IAM message from first mobile switching centre, second mobile switching centre can be according to this IAM message constructing SETUP message, and with the geographical location information of the calling mobile terminal present access subzone in the above-mentioned IAM message as the User-User field contents in the SETUP message; Second mobile switching centre issues above-mentioned SETUP message and gives called mobile terminal, makes this called mobile terminal can obtain the geographical location information word string of calling mobile terminal present access subzone in the User-User of this SETUP message field;
Step 309, described called mobile terminal receives described connection and sets up message, resolves described connection and sets up message and obtain described calling mobile terminal geographical location information.
After called mobile terminal is received SETUP message, attempt the User-User field contents in parsing and the identification SETUP message, obtain the geographical location information word string of calling mobile terminal present access subzone;
Increasing caller location in the user data of the attaching position register of portable terminal provides traffic flag, and sign portable terminal caller location provides service condition, has both enabled or forbids that caller location provides professional; Command format according to existing supplementary service standard, the definition caller location provides professional inquiry, user commands such as activation and deexcitation, make mobile phone users to provide professional state, or provide professional by corresponding order activation or deexcitation caller location by corresponding order inquiring calling position; The caller location of portable terminal provides traffic flag also can initiate to insert in its VLR Visitor Location Register (VLR) when the position is upgraded at portable terminal only in the attaching position register (HLR) of portable terminal together with other user data; When the caller location of portable terminal provided traffic flag simultaneously in HLR and VLR, when mobile phone users was changed caller location among its HLR service condition is provided, the caller location among the corresponding VLR provided service condition to need change synchronously; The User-User field of the SETUP message whether the state decision that the VMSC of portable terminal provides traffic flag according to the caller location among HLR or the VLR need send at portable terminal is added the geographical location information of corresponding calling mobile terminal present access subzone.
Before calling mobile terminal sent SETUP message, adding caller location in the User-User of SETUP message field earlier provides business control information: caller location provided service identification: sign User-User field contents provides control information for caller location; Caller location provides service condition: identify this telephone call whether the caller geographical location information is provided;
First mobile switching centre of calling mobile terminal is responsible for resolving and discern the User-User field contents in the SETUP message that receives: caller location provides service condition to identify this calling procedure when the caller geographical location information is provided, VMSC obtains calling mobile terminal present access subzone geographical location information according to calling mobile terminal present access subzone sign CGI, and adding this geographical location information the User-User field of SETUP message to, above-mentioned caller location provides business control information to remove from the User-User field of SETUP message; Caller location provides service condition to identify this calling procedure when the caller geographical location information is not provided, and VMSC provides business control information to remove from the User-User field of SETUP message above-mentioned caller location.
Embodiment 2
The another kind of the embodiment of the invention provides the method for calling of mobile terminal geographic position information, may further comprise the steps:
Step 1, called mobile terminal send ALERTING message to second mobile switching centre;
Step 2, described second mobile switching centre sends the geographical position request that comprises described called mobile terminal present access subzone sign and provides module to the geographical position;
The geographical position that step 3, described geographical position provide module to return to comprise described called mobile terminal present access subzone to identify pairing geographical location information responds to described second mobile switching centre;
Step 4, described second mobile switching centre adds described geographical location information in described ALERTING message;
Step 5, described second mobile switching centre is by first mobile switching centre or directly described ALERTING message is sent to calling mobile terminal;
Step 6, described calling mobile terminal receives described ALERTING message, resolves described ALERTING message and obtains described called mobile terminal geographical location information.
As shown in Figure 6, for another kind of the present invention provides the flow chart of the method for calling embodiment 2 of mobile terminal geographic position information, specifically may further comprise the steps:
Step 401, called mobile terminal send ALERTING message to second mobile switching centre;
Step 402, described second mobile switching centre sends the geographical position request that comprises described called mobile terminal present access subzone sign and provides module to the geographical position;
The geographical position that step 403, described geographical position provide module to return to comprise described called mobile terminal present access subzone to identify pairing geographical location information responds to described second mobile switching centre;
Cell ID is meant Cell Global Identity CGI (Cell Global Identification), CGI is at the Serving cell of a mobile communications network of global unique identification, CGI is corresponding with specific geographical position, and provides the mobile communication service for the portable terminal in this geographical position;
Its corresponding geographical location information mapping table of cell ID CGI as shown in table 2, as to provide module to be responsible for safeguarding for the geographical position:
CGI?1 Geographical location information word string 1
CGI?2 Geographical location information word string 2
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CGI n Geographical location information word string n
Table 2 cell ID and geographical location information mapping table
The geographical position provides module to receive the geographical position request that second mobile switching centre sends, search above-mentioned cell ID and geographical location information mapping table according to the cell ID in the request of geographical position, and the geographical location information word string that finds is returned to first mobile switching centre as the geographical position response;
It is the submodule that increases newly in the 2nd MSC in order to realize called mobile terminal of the present invention geographical position to provide that the geographical position provides module; The geographical position provides module to be responsible for safeguarding the geographical location information of all sub-districts of the 2nd MSC subordinate;
Portable terminal is in CELL_DCH state (RRC connection status) in telephone call, the portable terminal of this state that is to say that in cell-level as can be known the 2nd MSC knows the present access subzone sign CGI of called mobile terminal;
When the 2nd MSC receives the ALERTING message of called mobile terminal transmission, according to this called mobile terminal present access subzone sign CGI, provide module to initiate the geographical position request to the geographical position, and wait for that the geographical position provides the geographical position response of module, both the 2nd MSC by called mobile terminal initiated called mobile terminal geographic location information query process;
Step 404, described second mobile switching centre adds described geographical location information in described ALERTING message;
The 3GPP agreement is defined in can a User-User field in the ALERTING message, this field can be used for transmitting between portable terminal user profile in telephone call; By transparent transmission, the length of this field information is minimum to be 3 eight hytes to the User-User field in mobile communications network, is 35 or 131 eight hytes (the GSM network is 131) to the maximum;
Though the 3GPP agreement has defined the User-User field in ALERTING message, the 3GPP agreement does not have the content and the purposes of this field information of concrete norm, that is to say, the use of this field information can specifically be defined by mobile phone users oneself;
The present invention transmits the called mobile terminal geographical location information by the User-User field in the ALERTING message:
1) called mobile terminal geographical location information sign: being used to identify the information content that the User-User field transmits is the called mobile terminal geographical location information;
2) called mobile terminal encode geolocation information mode: the coded system that is used to identify the called mobile terminal geographical location information word string that the User-User field transmits;
3) called mobile terminal geographical location information word string: by the called mobile terminal geographical location information of User-User field transmission;
Described the 2nd MSC obtains the geographical location information of called mobile terminal present access subzone from geographical position response, and this geographical location information is added in the User-User field of the ALERTING message that called mobile terminal sends over;
Step 405, described second mobile switching centre judges that described calling mobile terminal is current whether within the described second Mobility Center service range, if execution in step 406 then; Otherwise execution in step 407;
Step 406, described second mobile switching centre directly sends to described calling mobile terminal with described ALERTING message, execution in step 409;
When called mobile terminal and calling mobile terminal coexist the 2nd MSC, the 2nd MSC directly sends ALERTING message to calling mobile terminal, and the User-User field of this ALERTING message contains the geographical location information of above-mentioned called mobile terminal present access subzone;
Step 407, the described ALERTING message that described second mobile switching centre will comprise described called mobile terminal geographical location information is configured to the Address Complete Message of ISDNYong Hubufen, sends first mobile switching centre of described Address Complete Message to described calling mobile terminal place;
The 2nd MSC is that the ALERTING message constructing of the geographical location information of called mobile terminal present access subzone is the ACM message of ISUP with the User-User field contents, will contain the geographical location information of described called mobile terminal present access subzone in the ACM message of the ISUP that both had been configured;
The 2nd MSC sends to the ACM message of above-mentioned ISUP the one MSC of calling mobile terminal;
Step 408, described first mobile switching centre is configured to ALERTING message with described Address Complete Message ACM, sends described ALERTING message to calling mobile terminal, execution in step 409;
After the one MSC of calling mobile terminal receives ACM message from the 2nd MSC of called mobile terminal, the one MSC can be according to this ACM message constructing ALERTING message, and with the geographical location information of the called mobile terminal present access subzone in the above-mentioned ACM message as the User-User field contents in the ALERTING message;
The one MSC issues above-mentioned ALERTING message and gives calling mobile terminal, makes this calling mobile terminal can obtain the geographical location information word string of called mobile terminal present access subzone in the User-User of this ALERTING message field;
Step 409, described calling mobile terminal receives described ALERTING message, resolves described ALERTING message and obtains described called mobile terminal geographical location information.
After calling mobile terminal is received ALERTING message, attempt the User-User field contents in parsing and the identification ALERTING message, obtain the geographical location information word string of called mobile terminal present access subzone.
Increasing called position in the attaching position register user data of portable terminal provides traffic flag, and the called position of sign portable terminal provides service condition, has both enabled or forbids that called position provides professional; Command format according to existing supplementary service standard, define called position professional inquiry is provided, user commands such as activation and deexcitation, make mobile phone users to inquire about called position professional state is provided, or provide professional by corresponding order activation or the called position of deexcitation by corresponding order; The called position of portable terminal provides traffic flag also can initiate to insert in its VLR Visitor Location Register (VLR) when the position is upgraded at portable terminal only in the attaching position register (HLR) of portable terminal together with other user data; When the called position of portable terminal provided traffic flag simultaneously in HLR and VLR, when mobile phone users was changed called position among its HLR service condition is provided, the called position among the corresponding VLR provided service condition to need change synchronously; The User-User field of the ALERTING message whether the state decision that the MSC of portable terminal provides traffic flag according to the called position among HLR or the VLR need send at portable terminal is added the geographical location information of corresponding called mobile terminal present access subzone.
Before called mobile terminal sent ALERTING message, adding called position in the User-User of ALERTING message field earlier provides business control information: called position provided service identification: sign User-User field contents provides control information for called position; Called position provides service condition: identify this telephone call whether called geographical location information is provided;
Called mobile terminal VMSC is responsible for resolving and discern the User-User field contents in the ALERTING message that receives: called position provides service condition to identify this calling procedure when called geographical location information is provided, MSC obtains called mobile terminal present access subzone geographical location information according to called mobile terminal present access subzone sign CGI, and add this geographical location information the User-User field of ALERTING message to, above-mentioned called position provides business control information to remove from the User-User field of ALERTING message; Called position provides service condition to identify this calling procedure when called geographical location information is not provided, and MSC provides business control information to remove from the User-User field of ALERTING message above-mentioned called position.
Embodiment 3
Another of the embodiment of the invention provides the method for calling of mobile terminal geographic position information, may further comprise the steps:
Step 1, called mobile terminal send connection message to second mobile switching centre;
Step 2, described second mobile switching centre sends the geographical position request that comprises described called mobile terminal present access subzone sign and provides module to the geographical position;
The geographical position that step 3, described geographical position provide module to return to comprise described called mobile terminal present access subzone to identify pairing geographical location information responds to described second mobile switching centre;
Step 4, described second mobile switching centre adds described geographical location information in described connection message;
Step 5, described second mobile switching centre is by first mobile switching centre or directly described connection message is sent to calling mobile terminal;
Step 6, described calling mobile terminal receives described connection message, resolves described connection message and obtains described called mobile terminal geographical location information.
As shown in Figure 7, be the flow chart of the method for calling embodiment 3 that the invention provides mobile terminal geographic position information, detailed step is as follows:
Step 501, called mobile terminal send connection message to second mobile switching centre;
Step 502, described second mobile switching centre sends the geographical position request that comprises described called mobile terminal present access subzone sign and provides module to the geographical position;
The geographical position that step 503, described geographical position provide module to return to comprise described called mobile terminal present access subzone to identify pairing geographical location information responds to described second mobile switching centre;
Step 504, described second mobile switching centre adds described geographical location information in described connection message;
Step 505, described second mobile switching centre judges that described calling mobile terminal is current whether within the described second Mobility Center service range, if execution in step 506 then; Otherwise execution in step 507;
Step 506, described second mobile switching centre directly sends to described calling mobile terminal with described connection message, execution in step 509;
Step 507, the connection message that described second mobile switching centre will comprise described called mobile terminal geographical location information is configured to the ANM of ISDNYong Hubufen, sends first mobile switching centre of described ANM to described calling mobile terminal place;
Step 508, described first mobile switching centre is configured to connection message with described ANM, sends described connection message to calling mobile terminal, execution in step 509;
Step 509, described calling mobile terminal receives described connection message, resolves described connection message and obtains described called mobile terminal geographical location information.
In the foregoing description 2, it is geographical location information by User-User field transparent transmission called mobile terminal present access subzone in mobile communications network of ALERTING message that the called mobile terminal geographical position provides technology and implementation method, and present embodiment is the transparent transmission of geographical location information in mobile communications network that realizes the called mobile terminal present access subzone by the User-User field of CONNECT message.
The method and the process all fours that realize and realize by ALERTING message by CONNECT message, the difference on opportunity of different the is geographical location information that calling mobile terminal obtains the called mobile terminal present access subzone:
When 1) realizing by ALERTING message, when called mobile terminal begins ring, calling mobile terminal just can be received the ALERTING message of indication callee ring, just can resolve and obtain the callee's current geographic position information in the ALERTING message User-User field;
When 2) realizing by CONNECT message, in called mobile terminal ring process, if the called mobile terminal user does not go to answer, perhaps in the ring process, hang up incoming call, just do not have the transmission of CONNECT message, just not having the called mobile terminal current geographic position information sends calling mobile terminal to.Have only when callee's incoming call answering, called mobile terminal just can send CONNECT message (sending late than ALERTING message), and this moment, the called mobile terminal current geographic position information just can send to calling mobile terminal.
The method of calling that mobile terminal geographic position information is provided of the embodiment of the invention, can realize on existing mobile communication network that the portable terminal geographical position provides function, both set up in the process in call, the current geographic position information of portable terminal can be provided and send to call the other side, makes both sides' portable terminal can know the current geographic position information of the other side's portable terminal.Above-mentioned geographical position can be as accurate as the cell-level of existing mobile communications network.
1 geographical position provides the easy independence of functions of modules simple realization strong, can bring the negative effect of any functional performance aspect hardly to existing MSC.
2 make full use of existing call signaling message, need not to define new message structure or signaling process.
It should be noted last that, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the spirit and scope of technical solution of the present invention.

Claims (15)

1, a kind of method of calling that mobile terminal geographic position information is provided is characterized in that may further comprise the steps:
After mobile terminal to send message was given mobile switching centre, mobile switching centre sent the geographical position request that comprises the present access subzone sign and provides module to the geographical position;
The geographical position that described geographical position provides module to return to comprise present access subzone to identify pairing geographical location information responds to described mobile switching centre;
The message that mobile switching centre will comprise this geographical location information sends to the opposite end portable terminal, and the opposite end portable terminal is resolved and obtained geographical location information.
2, the method for calling that mobile terminal geographic position information is provided according to claim 1 is characterized in that described portable terminal is a calling mobile terminal, and described opposite end portable terminal is a called mobile terminal, and this method specifically may further comprise the steps:
Step 1, calling mobile terminal send to connect sets up message to first mobile switching centre;
Step 2, described first mobile switching centre sends the geographical position request that comprises described calling mobile terminal present access subzone sign and provides module to the geographical position;
The geographical position that step 3, described geographical position provide module to return to comprise described calling mobile terminal present access subzone to identify pairing geographical location information responds to described first mobile switching centre;
Step 4, described first mobile switching centre sets up in described connection and adds described geographical location information in the message;
Step 5, described first mobile switching centre is by second mobile switching centre or directly message is set up in described connection and sent to called mobile terminal;
Step 6, described called mobile terminal receives described connection and sets up message, resolves described connection and sets up message and obtain described calling mobile terminal geographical location information.
3, the method for calling that mobile terminal geographic position information is provided according to claim 2 is characterized in that described step 5 is specially:
Step 51, described first mobile switching centre judges that called mobile terminal is current whether within the described first Mobility Center service range, if execution in step 52 then; Otherwise execution in step 53;
Step 52, described first mobile switching centre directly sets up message with described connection and sends to described called mobile terminal, execution in step 6;
Step 53, described first mobile switching centre sets up message by second mobile switching centre with described connection and sends to described called mobile terminal, execution in step 6.
4, the method for calling that mobile terminal geographic position information is provided according to claim 3 is characterized in that described step 53 is specially:
Step 531, described first mobile switching centre will comprise the described connection of described calling mobile terminal geographical location information and set up the initial address message that message constructing is an ISDNYong Hubufen, send second mobile switching centre of described initial address message to described called mobile terminal place;
Step 532, described second mobile switching centre is configured to described initial address message to connect and sets up message, sends described connection and sets up execution in step 6 to described called mobile terminal.
5,, it is characterized in that the User-User field that described geographical location information is set up message by described connection transmits according to claim 2, the 3 or 4 described method of callings that mobile terminal geographic position information is provided.
6, the method for calling that mobile terminal geographic position information is provided according to claim 1 is characterized in that described portable terminal is a called mobile terminal, and described opposite end portable terminal is a calling mobile terminal, and this method specifically may further comprise the steps:
Step 1, called mobile terminal send ALERTING message to second mobile switching centre;
Step 2, described second mobile switching centre sends the geographical position request that comprises described called mobile terminal present access subzone sign and provides module to the geographical position;
The geographical position that step 3, described geographical position provide module to return to comprise described called mobile terminal present access subzone to identify pairing geographical location information responds to described second mobile switching centre;
Step 4, described second mobile switching centre adds described geographical location information in described ALERTING message;
Step 5, described second mobile switching centre is by first mobile switching centre or directly described ALERTING message is sent to calling mobile terminal;
Step 6, described calling mobile terminal receives described ALERTING message, resolves described ALERTING message and obtains described called mobile terminal geographical location information.
7, the method for calling that mobile terminal geographic position information is provided according to claim 6 is characterized in that described step 5 is specially:
Step 51, described second mobile switching centre judges that calling mobile terminal is current whether within the described second Mobility Center service range, if execution in step 52 then; Otherwise execution in step 53;
Step 52, described second mobile switching centre directly sends to described calling mobile terminal with described ALERTING message, execution in step 6;
Step 53, described second mobile switching centre sends to described calling mobile terminal by first mobile switching centre with described ALERTING message, execution in step 6.
8, the method for calling that mobile terminal geographic position information is provided according to claim 7 is characterized in that described step 53 is specially:
Step 531, the described ALERTING message that described second mobile switching centre will comprise described called mobile terminal geographical location information is configured to the Address Complete Message of ISDNYong Hubufen, sends first mobile switching centre of described Address Complete Message to described calling mobile terminal place;
Step 532, described first mobile switching centre is configured to ALERTING message with described Address Complete Message, sends described ALERTING message to described calling mobile terminal, execution in step 6.
9,, it is characterized in that described geographical location information transmits by the User-User field of described ALERTING message according to claim 6, the 7 or 8 described method of callings that mobile terminal geographic position information is provided.
10, the method for calling that mobile terminal geographic position information is provided according to claim 1 is characterized in that described portable terminal is a called mobile terminal, and described opposite end portable terminal is a calling mobile terminal, and this method specifically may further comprise the steps:
Step 1, called mobile terminal send connection message to second mobile switching centre;
Step 2, described second mobile switching centre sends the geographical position request that comprises described called mobile terminal present access subzone sign and provides module to the geographical position;
The geographical position that step 3, described geographical position provide module to return to comprise described called mobile terminal present access subzone to identify pairing geographical location information responds to described second mobile switching centre;
Step 4, described second mobile switching centre adds described geographical location information in described connection message;
Step 5, described second mobile switching centre is by first mobile switching centre or directly described connection message is sent to calling mobile terminal;
Step 6, described calling mobile terminal receives described connection message, resolves described connection message and obtains described called mobile terminal geographical location information.
11, the method for calling that mobile terminal geographic position information is provided according to claim 10 is characterized in that described step 5 is specially:
Step 51, described second mobile switching centre judges that calling mobile terminal is current whether within the described second Mobility Center service range, if execution in step 52 then; Otherwise execution in step 53;
Step 52, described second mobile switching centre directly sends to described calling mobile terminal with described connection message, execution in step 6;
Step 53, described second mobile switching centre sends to described calling mobile terminal by first mobile switching centre with described connection message, execution in step 6.
12, the method for calling that mobile terminal geographic position information is provided according to claim 11 is characterized in that described step 53 is specially:
Step 531, the described connection message that described second mobile switching centre will comprise described called mobile terminal geographical location information is configured to the response message of ISDNYong Hubufen, sends first mobile switching centre of described response message to described calling mobile terminal place;
Step 532, described first mobile switching centre is configured to connection message with described response message, sends described connection message to described calling mobile terminal, execution in step 6.
13,, it is characterized in that described geographical location information transmits by the User-User field of described connection message according to claim 10, the 11 or 12 described method of callings that mobile terminal geographic position information is provided.
14, a kind of calling system that mobile terminal geographic position information is provided is characterized in that comprising:
Calling mobile terminal is used for sending connecting and sets up message;
First mobile switching centre is connected with described calling mobile terminal, is used to send the geographical position request of present access subzone sign;
The geographical position provides module, is connected with described first mobile switching centre, is used for providing present access subzone to identify pairing geographical location information to described first mobile switching centre;
Called mobile terminal is connected with described first mobile switching centre, is used to send ALERTING message and connection message.
15, the calling system that mobile terminal geographic position information is provided according to claim 14, it is characterized in that: described called mobile terminal is connected with described first mobile switching centre by second mobile switching centre, and described second mobile switching centre provides module to be connected with the geographical position.
CNB2006101622002A 2006-12-07 2006-12-07 Calling method and system for providing mobile terminal geographic position information Active CN100499937C (en)

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ITTO20110088A1 (en) * 2011-02-02 2012-08-03 Sisvel Technology Srl METHOD OF COMMUNICATION OF THE GEOGRAPHICAL POSITION OF A MOBILE TERMINAL AND ITS MOBILE TERMINAL

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CN102348279A (en) * 2010-07-30 2012-02-08 上海贝尔股份有限公司 Method and device used for acquiring current position of calling subscriber in terminal
CN104348950A (en) * 2013-07-24 2015-02-11 北京三星通信技术研究有限公司 Mobile terminal and processing method thereof
CN111405680B (en) * 2019-01-02 2022-01-25 中国移动通信有限公司研究院 Call tracing method, device and storage medium
CN115334047A (en) * 2022-08-02 2022-11-11 中国电信股份有限公司 Information transmission method and device, electronic equipment and storage medium

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITTO20110088A1 (en) * 2011-02-02 2012-08-03 Sisvel Technology Srl METHOD OF COMMUNICATION OF THE GEOGRAPHICAL POSITION OF A MOBILE TERMINAL AND ITS MOBILE TERMINAL
WO2012104792A1 (en) * 2011-02-02 2012-08-09 Sisvel Technology S.R.L. Method of communication of the geographic position of a mobile terminal and mobile terminal thereof
US9456300B2 (en) 2011-02-02 2016-09-27 Sisvel Technology S.R.L. Method of communication of the geographic position of a mobile terminal and mobile terminal thereof

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