CN102917377B - Method and system for acquiring cell identity of user-located cell - Google Patents
Method and system for acquiring cell identity of user-located cell Download PDFInfo
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- CN102917377B CN102917377B CN201110220481.3A CN201110220481A CN102917377B CN 102917377 B CN102917377 B CN 102917377B CN 201110220481 A CN201110220481 A CN 201110220481A CN 102917377 B CN102917377 B CN 102917377B
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Abstract
The invention discloses a method and a system for acquiring cell identity of a user-located cell. A GMLC (gateway mobile location center) informs an MME (mobility management entity) to directly provide cell identity of a cell where a mobile terminal is located and returns an answer message containing the cell identity as a location result to a service push server. Calculation of CELL-ID of the user-located cell into final practical position information by an E-SMLC (evolved serving mobile location center) is not needed, acquisition procedures of position parameters in an LTE (long term evolution) locating system in a specific environment are simplified, signaling interaction among network elements is reduced, and position parameter acquisition is accelerated.
Description
Technical field
The present invention relates to mobile communication and field of data transmission, be specifically related in LTE service propelling system, make service propelling server directly obtain the method and system of the cell ID of community, user place.
Background technology
So-called positioning service namely in the mobile communication network, calculates the position at the current place of user by navigation system, the positional information then based on user provides corresponding service.
Referring to Fig. 1, the user's position fixing process based on CELL-ID in LTE network is described:
In step 1, initiate Location Request by client;
This process comprises following subprocess:
Client sends Location Request to mobile positioning center (GMLC);
GMLC carries out the authentication of client;
If authentication failure, then return failed message to client and terminate positioning flow;
If authentication success, GMLC can send Location Request to HSS;
HSS returns to MME address, customer mobile terminal place to GMLC;
The relevant informations such as CELL-ID are asked to customer mobile terminal place MME in step 2, GMLC;
Step 3, be in connected state (CONNECTED) by consumer positioning when self occur subdistrict position change time, will to MME active reporting change after CELL-ID, make MME learn its position.If be in Idle state (IDLE) by consumer positioning, initiating business request process is placed on connected state (CONNECTED) by MME, and MME will obtain the CELL-ID of community, user current place in the process;
Inquire about its privacy facilities in step 4, MME to by consumer positioning UE, see whether this UE allows to be located;
In step 5, being returned privacy Query Result to MME by positioning UE, as checked by privacy, then carrying out follow-up positioning flow, if do not passed through, sending location failed message to MME;
Initiate Location Request in step 6, MME to E-SMLC, comprise in this message store in MME by consumer positioning CELL-ID;
The located in connection flow processs such as way selection are positioned in step 7, E-SMLC;
In step 8, E-SMLC, the user location parameter of acquisition is calculated, calculate by the actual geographic positional information of positioning UE, send this information to MME as location response message;
In step 9, MME, location response message is returned to GMLC as response;
In step 10, GMLC, response message is returned to client as positioning result.
LTE introduces E-SMLC to carry out the evaluation work of user location parameter (as CELL-ID, longitude and latitude) and the actual present position of user relative to 3G network, and this is operated in 3G network and is completed by external third-parties server.
Summary of the invention
In view of more than, the present invention proposes to obtain the method and system of user place community CELL-ID.
The english abbreviation related in the present invention, its Chinese is interpreted as:
LTE:3GPP Long Term Evolution (i.e. forth generation mobile communication system);
EPC: the block core of evolution, the core net in LTE system;
CELL-ID: cell ID;
GMLC: mobile positioning center, provides external client to arrive the access of mobile network, and position requests and response are forwarded to the current MME of user, and is responsible for certification and the authentication of client;
HSS: home subscriber server;
MME: Mobility Management Entity;
UE: user subject;
E-SMLC: the Serving Mobile Location Center of evolution, is converted into corresponding measurement parameter by the status requirement of client-requested, and regioselective method.Final result and precision are calculated to the location estimation returned.
The present invention proposes the method for the cell ID obtaining community, user place, comprises the following steps:
Location Request is initiated to mobile positioning center by service propelling server;
Mobile positioning center sends Location Request to Mobility Management Entity address, mobile terminal place, and this request requires that Mobility Management Entity directly provides the cell ID of community, mobile terminal place;
Be in connected state by localisation of mobile terminals when self occur subdistrict position change time, cell ID after the change of Mobility Management Entity active reporting, if be in Idle state by localisation of mobile terminals, initiating business request process is placed on connected state by Mobility Management Entity, obtains the cell ID of community, current place;
Mobility Management Entity, to its privacy facilities of mobile terminal enquiry, sees whether this mobile terminal allows to be located;
Being returned privacy Query Result to Mobility Management Entity by localisation of mobile terminals, as allowed location, carrying out follow-up positioning flow, otherwise, send location failed message to Mobility Management Entity;
Cell ID is returned to mobile positioning center as response message by Mobility Management Entity;
The response message comprising cell ID is returned to service propelling server as positioning result by mobile positioning center.
The present invention also proposes the system of the cell ID obtaining community, user place, wherein:
Mobile positioning center is configured to: when carrying out authentication to positioning client terminal, if detect that positioning client terminal is service propelling server, then when sending to Mobility Management Entity locating request message, notify that it directly provides by the cell ID of community, localisation of mobile terminals place, and the response message comprising cell ID is returned to service propelling server as positioning result;
Mobility Management Entity network element configuration is: receive that mobile positioning center sends directly provide by the cell ID of community, localisation of mobile terminals place time, completing after privacy detects, sent to mobile positioning center by the cell ID of community, localisation of mobile terminals place as response message directly using storage inside;
Containing mobile positioning center, interface support package between mobile positioning center and Mobility Management Entity requires that Mobility Management Entity directly provides by the locating request message of the cell ID content of community, localisation of mobile terminals place.
The present invention determines the detail of information that in user's positioning flow of LTE service propelling system, E-SMLC and MME is mutual, propose E-SMLC and need not will be calculated to be final actual positional information by the CELL-ID of community, consumer positioning place, CELL-ID is directly sent to the method for service propelling server by MME, the location parameter simplified under specific environment in LTE navigation system obtains flow process, decrease the Signalling exchange between network element, accelerate location parameter acquisition speed, be conducive to improving LTE system network side transmission service flow process.
Accompanying drawing explanation
Fig. 1 is the user's positioning flow based on CELL-ID in prior art LTE network.
Fig. 2 is the method flow that the present invention obtains user place community CELL-ID.
Fig. 3 is the system configuration schematic diagram that the present invention obtains user place community CELL-ID.
Embodiment
In the lte networks, some business only needs when obtaining positioning result to obtain user location parameter, do not need user location parameter to be converted to actual geographical position, the such as transmission service of LTE network side, when carrying out network to the data-pushing of user, service propelling server needs to know position residing for pushed user by positioning service, service propelling server can be known user position by user location parameter CELL-ID and complete follow-up propelling movement work, without the need to being calculated the geographical position of user's reality by E-SMLC.What now E-SMLC performed is unnecessary flow process by the evaluation work of consumer positioning place community CELL-ID and actual geographic position.
The present invention proposes E-SMLC need not will be calculated to be final actual positional information by consumer positioning place community CELL-ID, CELL-ID is directly sent to the method for service propelling server by MME.
When E-SMLC is responsible for and uses the UE of LTE access to perform positioning service, located in connection result is also calculated as final actual location information function in 3G network, transfers to external third-parties server by required resource overall coordination and scheduling.
The benefit that LTE network introduces E-SMLC in net is because this network element is positioned at carrier network inside, therefore the work such as the positioning result calculating transferring to third party to be responsible in the past can by operator's complete independently, operator functionally has more independence at this, and relevant management maintenance work also more easily completes.
And under the transmission service scene of network side, service propelling server need only obtain the flow process that CELL-ID can complete location propelling movement, without the need to E-SMLC, CELL-ID is calculated as actual positional information.The present invention proposes, and in such a scenario, E-SMLC need not will be calculated to be final actual positional information by the CELL-ID of community, consumer positioning place, CELL-ID is directly sent to service propelling server by MME.
CELL-ID directly can be sent to service propelling server by application claims MME, and E-SMLC does not carry out position result calculating.To user, terminal and related network device all without extra demand, it is a kind of method of the information sender formula by arranging LTE network equipment.
According to requirement of the present invention, propose one and enable MME in LTE network that CELL-ID is directly sent to service propelling server, and do not carry out position result calculating by E-SMLC, to adapt to the method for the transmission service associated scenario of network side.
According to said method of the present invention, the transmission service server that can realize network side directly obtains user CELL-ID and completes operations such as pushing flow process.
Referring to Fig. 2, describe the processing procedure directly CELL-ID being sent to service propelling server according to MME of the present invention in detail.
In step 21, initiate Location Request by service propelling server;
This process comprises following subprocess:
Service propelling server sends Location Request to mobile positioning center (GMLC);
GMLC carries out the authentication of service propelling server;
If authentication failure, then return failed message to positional information user and terminate positioning flow;
If authentication success, GMLC can send locating request message to HSS;
HSS returns to MME address, customer mobile terminal place to GMLC;
Send Location Request in step 22, GMLC to MME address, customer mobile terminal place, this request requires that MME directly provides customer mobile terminal place community CELL-ID;
Step 23, be in connected state (CONNECTED) by consumer positioning when self occur subdistrict position change time, will to MME active reporting change after CELL-ID, make MME learn its position.If be in Idle state (IDLE) by consumer positioning, initiating business request process is placed on connected state (CONNECTED) by MME, and MME will obtain the CELL-ID of community, user current place in the process;
Inquire about its privacy facilities in step 24, MME to UE, see whether this UE allows to be located;
In step 25, being returned privacy Query Result to MME by positioning UE, as checked by privacy, then carrying out follow-up positioning flow, if do not passed through, sending location failed message to MME;
In step 26, MME, CELL-ID is directly returned to GMLC as response message;
In step 27, GMLC, the response message comprising CELL-ID is returned to service propelling server as positioning result.
Existing LTE system is for the location realization flow not clear stipulaties in network side transmission service.The present invention determines the detail of information that in user's positioning flow of LTE service propelling system, E-SMLC and MME is mutual, propose E-SMLC and need not will be calculated to be final actual positional information by the CELL-ID of community, consumer positioning place, CELL-ID is directly sent to the method for service propelling server by MME, the location parameter simplified under specific environment in LTE navigation system obtains flow process, decrease the Signalling exchange between network element, accelerate location parameter acquisition speed, be conducive to improving LTE system network side transmission service flow process.
Fig. 3 is the system configuration schematic diagram that the present invention obtains user place community CELL-ID, and in this figure, eNodeB is LTE Wireless Communication Equipment.Below for LTE network, be described realizing embodiments of the invention in LTE system.
The GMLC of LTE network navigation system is configured to: when carrying out authentication to positioning client terminal, if detect that positioning client terminal is service propelling server, then when sending to MME locating request message, notice MME directly provides by consumer positioning mobile terminal place community CELL-ID.
Initiate in the process of Location Request in client (client), client sends in the Location Request of GMLC and comprises this parameter of LCS Client ID, this parameter list understands the type of positioning client terminal, and this parameter type that GMLC can send according to client judges that it is a mobile phone terminal or a service propelling server.
By the MME network element configuration of LTE network be: receive that GMLC sends directly provide by consumer positioning mobile terminal place community CELL-ID time, MME, completing after privacy detects, is sent to GMLC by the CELL-ID of community, consumer positioning place as location response message directly using storage inside.
SLg interface between GMLC and MME needs support package to contain GMLC and requires that MME directly provides by the locating request message of community, consumer positioning mobile terminal place CELL-ID content.
Describe the present invention and benefit thereof and advantage with reference to embodiment in the present invention; but will be understood by those skilled in the art that, different improvement and change can be made and the protection scope of the present invention illustrated by claim below can not be deviated from.Therefore, illustrative instead of restrictive implication focused on by specification and accompanying drawing, and these all improvement are all included in protection scope of the present invention.
Claims (6)
1. obtain the method for the cell ID of community, user place, comprise the following steps:
Location Request is initiated to mobile positioning center by service propelling server;
Mobile positioning center sends Location Request to Mobility Management Entity address, mobile terminal place, and this request requires that Mobility Management Entity directly provides the cell ID of community, mobile terminal place;
Be in connected state by localisation of mobile terminals when self occur subdistrict position change time, cell ID after the change of Mobility Management Entity active reporting, if be in Idle state by localisation of mobile terminals, initiating business request process is placed on connected state by Mobility Management Entity, obtains the cell ID of community, current place;
Mobility Management Entity, to its privacy facilities of mobile terminal enquiry, sees whether this mobile terminal allows to be located;
Being returned privacy Query Result to Mobility Management Entity by localisation of mobile terminals, as allowed location, carrying out follow-up positioning flow, otherwise, send location failed message to Mobility Management Entity;
Cell ID is returned to mobile positioning center as response message by Mobility Management Entity;
The response message comprising cell ID is returned to service propelling server as positioning result by mobile positioning center.
2. obtain the method for the cell ID of community, user place according to claim 1, initiate Location Request by service propelling server to mobile positioning center, comprise the following steps:
Service propelling server sends Location Request to mobile positioning center;
Mobile positioning center carries out the authentication of service propelling server;
If failed authentication, return failed message and terminate positioning flow;
If authentication success, sends locating request message to home subscriber server;
Home subscriber server returns by Mobility Management Entity address, localisation of mobile terminals place to mobile positioning center.
3. according to claim 1 or 2, obtain the method for the cell ID of community, user place, initiate Location Request by service propelling server to mobile positioning center, comprise the following steps:
Comprise parameter type in described Location Request, according to described parameter type, what mobile positioning center judged initiation Location Request is service propelling server.
4. obtain the system of the cell ID of community, user place, wherein:
Mobile positioning center is configured to: when carrying out authentication to positioning client terminal, if detect that positioning client terminal is service propelling server, then when sending to Mobility Management Entity locating request message, notify that it directly provides by the cell ID of community, localisation of mobile terminals place, and the response message comprising cell ID is returned to service propelling server as positioning result;
Mobility Management Entity network element configuration is: receive that mobile positioning center sends directly provide by the cell ID of community, localisation of mobile terminals place time, to its privacy facilities of mobile terminal enquiry, see whether this mobile terminal allows to be located; Receiving the privacy Query Result that returned by localisation of mobile terminals, completing after privacy detects, as checked by privacy, being sent to mobile positioning center by the cell ID of community, localisation of mobile terminals place as response message directly using storage inside;
Containing mobile positioning center, interface support package between mobile positioning center and Mobility Management Entity requires that Mobility Management Entity directly provides by the locating request message of the cell ID content of community, localisation of mobile terminals place.
5. obtain the system of the cell ID of community, user place according to claim 4, wherein:
Mobile positioning center receives the Location Request that service propelling server sends, and carries out the authentication of service propelling server; If failed authentication, return failed message and terminate positioning flow; If authentication success, to home subscriber server send locating request message and receive that home subscriber server returns by Mobility Management Entity address, localisation of mobile terminals place.
6. according to claim 4 or 5, obtain the system of the cell ID of community, user place, wherein:
The described Location Request that mobile positioning center receives comprises parameter type, and according to described parameter type judgement initiation Location Request is service propelling server.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110220481.3A CN102917377B (en) | 2011-08-03 | 2011-08-03 | Method and system for acquiring cell identity of user-located cell |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110220481.3A CN102917377B (en) | 2011-08-03 | 2011-08-03 | Method and system for acquiring cell identity of user-located cell |
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| CN102917377A CN102917377A (en) | 2013-02-06 |
| CN102917377B true CN102917377B (en) | 2015-05-13 |
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| CN105472737B (en) * | 2015-12-31 | 2019-05-28 | 上海华为技术有限公司 | A kind of method of locating terminal and server |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101179848A (en) * | 2007-11-30 | 2008-05-14 | 中国移动通信集团广东有限公司 | Emergency positioning system and method for implementing emergency call collection and configuration |
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| US20050282557A1 (en) * | 2004-06-17 | 2005-12-22 | Nokia Corporation | System and method for implementing a remote location acquisition application program interface |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101179848A (en) * | 2007-11-30 | 2008-05-14 | 中国移动通信集团广东有限公司 | Emergency positioning system and method for implementing emergency call collection and configuration |
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