CN103167467A - Locating service processing method aiming at long term evolution/ code division multiple access (LTE/CDMA) dual-mode terminal and locating service processing system aiming at LTE/CDMA dual-mode terminal - Google Patents
Locating service processing method aiming at long term evolution/ code division multiple access (LTE/CDMA) dual-mode terminal and locating service processing system aiming at LTE/CDMA dual-mode terminal Download PDFInfo
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- CN103167467A CN103167467A CN2011104163235A CN201110416323A CN103167467A CN 103167467 A CN103167467 A CN 103167467A CN 2011104163235 A CN2011104163235 A CN 2011104163235A CN 201110416323 A CN201110416323 A CN 201110416323A CN 103167467 A CN103167467 A CN 103167467A
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Abstract
The invention discloses a locating service processing method aiming at a long term evolution/ code division multiple access (LTE/CDMA) dual-mode terminal and a locating service processing system aiming at the LTE/CDMA dual-mode terminal. The locating service processing method includes that a location service client (LCS) respectively initiates a locating request of the LTE/CDMA dual-mode terminal to a gateway mobile location center (GMLC) and a mobile position center (MPC); based on a first locating service routing information, obtained from a home subscriber server (HSS) of a user of the LTE/CDMA dual-mode terminal, of the LTE/CDMA dual-mode terminal, the GMLC initiates an LET location process based on a control plane, when location is successful, the GMLC returns the information of a positioning result of the LTE/CDMA dual-mode terminal to the LCS; GLMC locating failure is responded, based on a second locating service routing information, obtained from a home location register (HLR) of a user of the LTE/CDMA dual-mode terminal, of the LTE/CDMA dual-mode terminal, the MPC initiates a CDMA location process based on a user plane, and when location is successful, the MPC returns the information of a locating result of the LTE/CDMA dual-mode terminal to the LCS. According to the locating service processing method aiming at the LTE/CDMA dual-mode terminal and the locating service system aiming at the LTE/CDMA dual-mode terminal, waste of location resources and signaling overheads can be avoided, the problem that the terminal frequently disconnects LET data connection is decreased, and service experience of a user is effectively improved.
Description
Technical field
The present invention relates to the communication technology, especially a kind of positioning service treatment method and system for the LTE/CDMA dual-mode terminal.
Background technology
Along with the development that mobile Internet is used, the application of position-based service continues to bring out, and provides the requirement of positioning function and ability more and more higher to carrier network.Code division multiple access (Code Division Multiple Access, hereinafter to be referred as: CDMA) Positioning Satellite (gpsOne) fine positioning method can be adopted in user's face of network location, its network architecture comprises mobile positioning center (Mobile Position Center, hereinafter to be referred as: MPC), position determining entity (Position Determining Entity, hereinafter to be referred as: PDE) and location services client (Location Service Client, hereinafter to be referred as: LCS Client).Wherein, the major function of MPC is as the control and management center of positioning action handling process and the control and management center of positional information, externally realizes the function of location gateway; The major function of PDE is to complete location Calculation, when receiving the Location Request of MPC, (the Mobile Switching Centre of PDE and mobile switching centre, hereinafter to be referred as: MSC), base station controller (Base Station Controller, hereinafter to be referred as: BSC) and terminal (Mobile Station, hereinafter to be referred as: the relevant device exchange message such as MS), utilize various metrical informations and data, complete concrete location Calculation by specific algorithm, and the positioning result that location Calculation obtains is reported to MPC.
Third generation partner program (the 3rd Generation Partnership Project, hereinafter to be referred as: 3GPP) at Long Term Evolution (Long Term Evolution, hereinafter to be referred as: LTE) stage has been introduced the localization method of chain of command, its network architecture comprises LCS Client, Gateway Mobile Location Center (Gateway Mobile Location Centre, hereinafter to be referred as: GMLC) and the Serving Mobile Location Center of evolution (Evolved Serving Mobile Location Centre is hereinafter to be referred as the network element such as E-SLMC).Wherein, the major function of GLMC is as positioning service access and management entity, the LTE network provides the access of positioning service to the LCS Client of outside by GMLC, and be responsible for to LCS Client restoring to normal position result, carries out simultaneously management and the privacy of user management of user and LCS Client.E-SMLC mainly is responsible for the coordinated scheduling of positioning action resource requirement and completes location Calculation.The chain of command positioning flow is completed in GMLC and E-SMLC cooperation.
After the LTE network draws in CDMA operator, can simultaneously and deposit based on the CDMA localization method of user's face with based on the LTE localization method of chain of command.For the LTE single-mode terminal, only at the LTE positioning flow of LTE network coverage area initiation based on chain of command.For the CDMA single-mode terminal, only at the CDMA positioning flow of cdma network area of coverage initiation based on user's face.for the LTE/CDMA dual-mode terminal of supporting simultaneously CDMA and LTE agreement, its support voice and LTE Data Concurrent scheme (Simultaneous Voice and LTE, hereinafter to be referred as: SVLTE), circuit domain dropping scheme (Circuit Switch Fallback, hereinafter to be referred as: CSFB) etc., only initiate CDMA positioning flow based on user's face at the cdma network area of coverage, but the common area of coverage at LTE and cdma network, when LCS Client initiates Location Request to terminal, MPC and GLMC can be respectively to attaching position register (Home Location Register, hereinafter to be referred as: HLR), home subscriber server (Home Subscriber Server, hereinafter to be referred as: inquiry and the route requests of HSS) initiating this end message.During due to actual arranging net, HSS and HLR usually join and establish, and the entity that HSS and HLR can be closed after establishing is expressed as HSS/HLR.Owing to all including this end message in HSS and HLR, MPC and GLMC can receive the end message that entity HSS/HLR returns, and initiate respectively simultaneously based on the CDMA positioning flow of user's face with based on the LTE positioning flow of chain of command.
In realizing process of the present invention, the inventor finds, prior art is initiated to have at least following problem based on the CDMA positioning flow of user's face with based on the method for the LTE positioning flow of chain of command simultaneously:
The positioning result that obtains based on the CDMA positioning flow of user's face with based on the LTE positioning flow of chain of command big-difference too not on precision, initiating positioning flows at two networks simultaneously is a kind of waste for network positions resource and signaling consumption;
For the LTE/CDMA dual-mode terminal, data service is undertaken by the LTE network usually, and circuit domain business is undertaken by CDMA 1x network.When carrying out the CDMA positioning flow based on user's face, the LTE data that generally can first interrupt the enterprising row data of LTE/CDMA dual-mode terminal business connect, and then initiate the CDMA data and connect.Therefore, initiate simultaneously based on the CDMA positioning flow of user's face with based on the LTE positioning flow of chain of command, the frequent disconnection that can cause the LTE data to connect affects the data service on the LTE/CDMA dual-mode terminal, greatly has influence on user's business experience.
Summary of the invention
Embodiment of the present invention technical problem to be solved is: a kind of positioning service treatment method for the LTE/CDMA dual-mode terminal and system are provided, to avoid the waste of locating resource and signaling consumption, reduce terminal and frequently disconnect the problem that the LTE data connect, effectively promote user's business experience.
A kind of positioning service treatment method for the LTE/CDMA dual-mode terminal that the embodiment of the present invention provides comprises:
Location services client LCS Client initiates Location Request to the LTE/CDMA dual-mode terminal to Gateway Mobile Location Center GMLC and mobile positioning center MPC respectively, and described Location Request comprises first user sign and second user ID in Code Division Multiple Access (CDMA) network of LTE/CDMA dual-mode terminal in Long Term Evolution LTE network;
The first positioning service routing iinformation of the described LTE/CDMA dual-mode terminal that GMLC obtains based on the home subscriber server HSS from LTE/CDMA dual-mode terminal user, comprise that described LTE/CDMA dual-mode terminal adheres to information and described GMLC to the routing iinformation of described LTE/CDMA dual-mode terminal at the LTE network, initiation is based on the LTE positioning flow of chain of command, and when locating successfully, return to the positioning result message of described LTE/CDMA dual-mode terminal to LCS Client;
Locate unsuccessfully in response to GMLC, the second positioning service routing iinformation of the described LTE/CDMA dual-mode terminal that MPC obtains based on the attaching position register HLR from LTE/CDMA dual-mode terminal user, comprise that described LTE/CDMA dual-mode terminal adheres to information and described MPC to the routing iinformation of described LTE/CDMA dual-mode terminal at cdma network, initiation is based on the CDMA positioning flow of user's face, and when locating successfully, return to the positioning result message of described LTE/CDMA dual-mode terminal to LCS Client.
A kind of positioning service treatment system for the LTE/CDMA dual-mode terminal that the embodiment of the present invention provides comprises LCS Client, GMLC, HSS, MPC and HLR; Wherein:
HSS is used for storage LTE/CDMA dual-mode terminal and adheres to information and current location information at the LTE network;
HLR is used for storage LTE/CDMA dual-mode terminal and adheres to information and current location information at cdma network;
LCS Client, be used for respectively initiating Location Request to the LTE/CDMA dual-mode terminal to GMLC and MPC, described Location Request comprises that the first user of LTE/CDMA dual-mode terminal in Long Term Evolution LTE network identifies and the second user ID in Code Division Multiple Access (CDMA) network;
GMLC, the first positioning service routing iinformation for the described LTE/CDMA dual-mode terminal that obtains based on the HSS from LTE/CDMA dual-mode terminal user, comprise that described LTE/CDMA dual-mode terminal adheres to information and described GMLC to the routing iinformation of described LTE/CDMA dual-mode terminal at the LTE network, initiation is based on the LTE positioning flow of chain of command, and when locating successfully, return to the positioning result message of described LTE/CDMA dual-mode terminal to described LCS Client;
MPC, be used for locating unsuccessfully in response to GMLC, the second positioning service routing iinformation of the described LTE/CDMA dual-mode terminal that MPC obtains based on the attaching position register HLR from LTE/CDMA dual-mode terminal user, comprise that described LTE/CDMA dual-mode terminal adheres to information and described MPC to the routing iinformation of described LTE/CDMA dual-mode terminal at cdma network, initiation is based on the CDMA positioning flow of user's face, and when locating successfully, return to the positioning result message of described LTE/CDMA dual-mode terminal to LCSClient.
positioning service treatment method and the system for the LTE/CDMA dual-mode terminal that provide based on the above embodiment of the present invention, the Location Request that sends respectively for LCS Client, the first positioning service routing iinformation of the LTE/CDMA dual-mode terminal that can be first obtained based on the HSS from LTE/CDMA dual-mode terminal user by GMLC is initiated the LTE positioning flow based on chain of command, in the situation that GMLC locates unsuccessfully, again by MPC based on the CDMA positioning flow of initiating from the second positioning service routing iinformation of LTE/CDMA dual-mode terminal user's the LTE/CDMA dual-mode terminal that obtains based on user's face.Compared with prior art, the locating resource that causes based on the CDMA positioning flow of user's face with based on the LTE positioning flow of chain of command and the waste of signaling consumption have been avoided carrying out simultaneously; And, in the situation that GMLC locates the CDMA positioning flow that successfully need not to carry out again based on user's face, the frequent disconnection problem of having avoided the LTE data that cause thus to connect, reduce terminal and frequently disconnected the problem that the LTE data connect, effective guarantee the data service on the LTE/CDMA dual-mode terminal, effective business experience that promotes the user.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the flow chart that the present invention is directed to an embodiment of positioning service treatment method of LTE/CDMA dual-mode terminal;
Fig. 2 is the flow chart that the present invention is directed to another embodiment of positioning service treatment method of LTE/CDMA dual-mode terminal;
Fig. 3 is based on the flow chart of the embodiment of LTE positioning flow of chain of command in the embodiment of the present invention;
Fig. 4 is based on the flow chart of the embodiment of CDMA positioning flow of user's face in the embodiment of the present invention;
Fig. 5 is the structural representation that the present invention is directed to an embodiment of positioning service treatment system of LTE/CDMA dual-mode terminal.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Fig. 1 is the flow chart that the present invention is directed to an embodiment of positioning service treatment method of LTE/CDMA dual-mode terminal.As shown in Figure 1, this embodiment comprises for the positioning service treatment method of LTE/CDMA dual-mode terminal:
101, LCS Client initiates Location Request to the LTE/CDMA dual-mode terminal to GMLC and MPC respectively, and this Location Request comprises first user sign and second user ID in Code Division Multiple Access (CDMA) network of LTE/CDMA dual-mode terminal in Long Term Evolution LTE network.
102, the first positioning service routing iinformation of the LTE/CDMA dual-mode terminal that GMLC obtains based on the HSS from LTE/CDMA dual-mode terminal user to be positioned, comprise that this LTE/CDMA dual-mode terminal adheres to information and GMLC to the routing iinformation of this LTE/CDMA dual-mode terminal at the LTE network, initiation is based on the LTE positioning flow of chain of command, and when locating successfully, return to the positioning result message of LTE/CDMA dual-mode terminal to LCS Client.
Wherein, the LTE/CDMA dual-mode terminal refers in the information of adhering to of LTE network whether this LTE/CDMA dual-mode terminal is attached to the information of LTE network; GMLC is to the routing iinformation of this LTE/CDMA dual-mode terminal, what refer to the GMLC initiation arrives the necessary routing iinformation of this LTE/CDMA dual-mode terminal based on GMLC in the LTE positioning flow of chain of command to the information that this LTE/CDMA dual-mode terminal sends, include but not limited to necessary mobile management entity (Mobility Management Entity, hereinafter to be referred as: MME), the information such as base station.
103, locate unsuccessfully in response to GMLC, the second positioning service routing iinformation of the LTE/CDMA dual-mode terminal that MPC obtains based on the HLR from LTE/CDMA dual-mode terminal user to be positioned, comprise that this LTE/CDMA dual-mode terminal adheres to information and MPC to the routing iinformation of this LTE/CDMA dual-mode terminal at cdma network, initiation is based on the CDMA positioning flow of user's face, and when locating successfully, return to the positioning result message of LTE/CDMA dual-mode terminal to LCS Client.
Wherein, the LTE/CDMA dual-mode terminal refers in the information of adhering to of cdma network whether this LTE/CDMA dual-mode terminal is attached to the information of cdma network; MPC is to the routing iinformation of this LTE/CDMA dual-mode terminal, what refer to the MPC initiation arrives the necessary routing iinformation of this LTE/CDMA dual-mode terminal based on MPC in the CDMA positioning flow of user's face to the information that this LTE/CDMA dual-mode terminal sends, and includes but not limited to the necessary information such as base station.
The positioning service treatment method for the LTE/CDMA dual-mode terminal that provides based on the above embodiment of the present invention, the Location Request that sends respectively for LCS Client, the first positioning service routing iinformation of the LTE/CDMA dual-mode terminal that can be first obtained based on the HSS from LTE/CDMA dual-mode terminal user by GMLC is initiated the LTE positioning flow based on chain of command, in the situation that GMLC locates unsuccessfully, then by MPC based on the CDMA positioning flow of initiating from the second positioning service routing iinformation of LTE/CDMA dual-mode terminal user's the LTE/CDMA dual-mode terminal that obtains based on user's face.The locating resource that causes based on the CDMA positioning flow of user's face with based on the LTE positioning flow of chain of command and the waste of signaling consumption have been avoided carrying out simultaneously; And, in the situation that GMLC locates the CDMA positioning flow that successfully need not to carry out again based on user's face, the frequent disconnection problem of having avoided the LTE data that cause thus to connect, reduce terminal and frequently disconnected the problem that the LTE data connect, effective guarantee the data service on the LTE/CDMA dual-mode terminal, effective business experience that promotes the user.
A specific embodiment according to the positioning service treatment method that the present invention is directed to the LTE/CDMA dual-mode terminal, in the embodiment shown in fig. 1, after GMLC receives the Location Request of LCS Client transmission, can also identify based on the first user in Location Request, send the first route request information to corresponding HSS, the first positioning service routing iinformation of the LTE/CDMA dual-mode terminal to be positioned that this first user sign of acquisition request is corresponding.Correspondingly, HSS is according to this first route request information, inquire LTE/CDMA dual-mode terminal to be positioned the LTE network adhere to information after, obtain this GMLC to the routing iinformation of LTE/CDMA dual-mode terminal, and return to the first positioning service routing iinformation of LTE/CDMA dual-mode terminal user to be positioned to GMLC, so that GMLC initiates LTE positioning flow based on chain of command based on this first positioning service routing iinformation.
According to of the present invention one exemplary and unrestricted, if HSS does not inquire LTE/CDMA dual-mode terminal to be positioned in the information of adhering to of LTE network, return to route requests failure response message to GMLC.
Further exemplarily, the route requests failure response message that GMLC can return in response to location failure or HSS sends the location failure notification message to MPC, and this location failure notification message comprises the second user ID; MPC sends secondary route request message, the second positioning service routing iinformation of acquisition request LTE/CDMA dual-mode terminal based on the second user ID to HLR; HLR inquire the LTE/CDMA dual-mode terminal cdma network adhere to information after, obtain MPC to the routing iinformation of LTE/CDMA dual-mode terminal, and return to the second positioning service routing iinformation of LTE/CDMA dual-mode terminal user to MPC, so that MPC initiates CDMA positioning flow based on user's face based on this second positioning service routing iinformation.
Various embodiments of the present invention in actual applications, HSS and HLR can be wholely set, and are wholely set the entity that obtains and are called the HSS/HLR entity.According to the present invention is directed to another specific embodiment of the positioning service treatment method of LTE/CDMA dual-mode terminal, in the embodiment shown in fig. 1 101 after, can also comprise:
GMLC identifies based on first user, sends the first route request information, the first positioning service routing iinformation of acquisition request LTE/CDMA dual-mode terminal to the HSS/HLR entity; Simultaneously, MPC sends secondary route request message, the second positioning service routing iinformation of acquisition request LTE/CDMA dual-mode terminal based on the second user ID to the HSS/HLR entity;
The HSS/HLR object query to the LTE/CDMA dual-mode terminal LTE network and cdma network adhere to information after, obtain GMLC to the routing iinformation of LTE/CDMA dual-mode terminal, and return to the first positioning service routing iinformation of LTE/CDMA dual-mode terminal user to GMLC, so that GMLC initiates LTE positioning flow based on chain of command based on this first positioning service routing iinformation.
Exemplarily, GMLC can send the location failure notification message to MPC in response to locating unsuccessfully, and this location failure notification message comprises the second user ID;
MPC sends secondary route request message, the second positioning service routing iinformation of acquisition request LTE/CDMA dual-mode terminal to the HSS/HLR entity again based on the second user ID in the failure notification message of location;
The HSS/HLR entity obtains MPC to the routing iinformation of LTE/CDMA dual-mode terminal, and return to the second positioning service routing iinformation of LTE/CDMA dual-mode terminal user to GMLCMPC, so that MPC initiates CDMA positioning flow based on user's face based on this second positioning service routing iinformation.
In addition, if the HSS/HLR entity only inquires the LTE/CDMA dual-mode terminal in the information of adhering to of LTE network, after receiving the secondary route request message that MPC resends, can return to route requests failure response message to MPC.
If the HSS/HLR entity only inquires the LTE/CDMA dual-mode terminal in the information of adhering to of cdma network, obtain MPC to the routing iinformation of LTE/CDMA dual-mode terminal, and return to the second positioning service routing iinformation of LTE/CDMA dual-mode terminal user to GMLCMPC, so that MPC directly initiates CDMA positioning flow based on user's face based on this second positioning service routing iinformation.
In addition, according to concrete an application of the embodiment of the present invention, in actual applications, GMLC and MPC can be wholely set, and the network entity that is wholely set can be called location gateway GMLC/MPC.
Fig. 2 is the flow chart that the present invention is directed to an embodiment of positioning service treatment method of LTE/CDMA dual-mode terminal.As shown in Figure 2, this embodiment comprises for the positioning service treatment method of LTE/CDMA dual-mode terminal:
201, LCS Client is to the Location Request of location gateway GMLC/MPC initiation to the LTE/CDMA dual-mode terminal, and this Location Request comprises first user sign and second user ID in Code Division Multiple Access (CDMA) network of LTE/CDMA dual-mode terminal in Long Term Evolution LTE network.
202, location gateway GMLC/MPC sends the route request information of LCS to the HSS/HLR entity.
Particularly, GMLC identifies based on first user, sends the first route request information, the first positioning service routing iinformation of acquisition request LTE/CDMA dual-mode terminal to the HSS/HLR entity; Simultaneously, MPC sends secondary route request message, the second positioning service routing iinformation of acquisition request LTE/CDMA dual-mode terminal based on the second user ID in the failure notification message of location to the HSS/HLR entity.
203, the HSS/HLR object query to the LTE/CDMA dual-mode terminal LTE network and cdma network adhere to information after, preferentially obtain GMLC to the routing iinformation of LTE/CDMA dual-mode terminal, and confirm that by route requests (ACK) message returns to the first positioning service routing iinformation of LTE/CDMA dual-mode terminal user to GMLC, adhere to visited place GMLC corresponding to information, this moment and this visited place GMLC to the routing iinformation of this LTE/CDMA dual-mode terminal comprising the LTE/CDMA dual-mode terminal at the LTE network.
204, GMLC is to the location service request of GMLC initiation in visited place to this LTE/CDMA dual-mode terminal, and this location service request comprises that visited place GMLC is to the routing iinformation of LTE/CDMA dual-mode terminal.
205, visited place GMLC carries out alternately with corresponding MME, E-SLMC based on the routing iinformation to the LTE/CDMA dual-mode terminal, initiates based on the LTE positioning flow of chain of command, the LTE/CDMA dual-mode terminal to be positioned, and when locating successfully, obtain the positioning result of LTE/CDMA dual-mode terminal.
206, visited place GMLC is to GMLC restoring to normal position service response message, comprising positioning result or the location failure notification information of LTE/CDMA dual-mode terminal.
Whether 207, GMLC locates successfully based on positioning service response message identification, if comprising the positioning result of LTE/CDMA dual-mode terminal, carry out 208 operation.If comprising be location failure notification information, carry out 209 operation.
208, GMLC returns to the positioning result message of LTE/CDMA dual-mode terminal to LCS Client.
Afterwards, no longer carry out the follow-up flow process of the present embodiment.
209, GMLC sends the location failure notification message by internal interface to MPC, and this location failure notification message comprises the second user ID.
210, MPC sends secondary route request message, the second positioning service routing iinformation of acquisition request LTE/CDMA dual-mode terminal to the HSS/HLR entity again based on the second user ID in the failure notification message of location.
211, the HSS/HLR entity obtains MPC to the routing iinformation of LTE/CDMA dual-mode terminal, and confirm that by route requests (ACK) message returns to the second positioning service routing iinformation of LTE/CDMA dual-mode terminal user to MPC, adhere to visited place MPC corresponding to information, this moment and this visited place MPC to the routing iinformation of this LTE/CDMA dual-mode terminal comprising the LTE/CDMA dual-mode terminal at cdma network.
212, MPC is to the location service request of MPC initiation in visited place to this LTE/CDMA dual-mode terminal, and this location service request comprises that visited place MPC is to the routing iinformation of this LTE/CDMA dual-mode terminal.
213, visited place MPC carries out alternately with corresponding PDE based on the routing iinformation to the LTE/CDMA dual-mode terminal, initiates based on the CDMA positioning flow of user's face, the LTE/CDMA dual-mode terminal to be positioned, and when locating successfully, obtain the positioning result of LTE/CDMA dual-mode terminal.
214, visited place GMLC is to GMLC restoring to normal position service response message, comprising positioning result or the location failure notification information of LTE/CDMA dual-mode terminal.
215, MPC is based on the positioning service response message, if comprising the positioning result of LTE/CDMA dual-mode terminal, carry out 216 operation.If comprising be location failure notification information, carry out 217 operation.
216, MPC returns to the positioning result message of LTE/CDMA dual-mode terminal to LCS Client.
Afterwards, no longer carry out the follow-up flow process of the present embodiment.
217, MPC is to LCS Client restoring to normal position failure notification message, and this location failure notification message comprises the second user ID.
Fig. 3 be in the embodiment of the present invention based on the flow chart of the embodiment of LTE positioning flow of chain of command, this embodiment has provided GMLC and has initiated the idiographic flow that the LTE positioning flow based on chain of command positions the LTE/CDMA dual-mode terminal.GMLC wherein is ownership place GMLC when the LTE/CDMA dual-mode terminal is roamed, and namely is called GMLC in the above embodiment of the present invention, is visited place GMLC when roaming occurs the LTE/CDMA dual-mode terminal.As shown in Figure 3, it comprises following flow process:
301, GMLC sends LTE/CDMA dual-mode terminal user's to be positioned localization message to MME, the first user sign that comprises LTE/CDMA dual-mode terminal user to be positioned, for example, align_type, international mobile subscriber identity (International Mobile Subscriber Identity, hereinafter to be referred as: IMSI), location quality of service (QoS) information etc.Wherein, align_type is the concrete locate mode that adopts in this location.
302, LTE network is initiated the network-triggered Location Request to this LTE/CDMA dual-mode terminal.
303, MME by Non-Access Stratum (Non-Access Stratum, hereinafter to be referred as: NAS) message sends the location notification message to the LTE/CDMA dual-mode terminal, to obtain LTE/CDMA dual-mode terminal user to the license of this positioning service.
After 304, LTE/CDMA dual-mode terminal user permitted this positioning service, the LTE/CDMA dual-mode terminal sent location notification of permit message by NAS message to MME.
305, MME selects an E-SMLC to send locating request message, and this locating request message comprises the cell ID (ID) at align_type, location QoS information, LTE/CDMA dual-mode terminal current place etc.
306, E-SMLC initiates position fixing process according to locating request message, by with the information interaction of MME, wireless access network (RAN) and LTE/CDMA dual-mode terminal, the position of LTE/CDMA dual-mode terminal is calculated, obtain the location coordinate information of this LTE/CDMA dual-mode terminal.
For example, E-SMLC can adopt " triangulation location " that the position of LTE/CDMA dual-mode terminal is calculated, that is: obtain the latitude and longitude coordinates of three base stations nearest apart from this LTE/CDMA dual-mode terminal, the distance that LTE/CDMA dual-mode terminal transmitted signal arrives three base stations according to residential quarter ID, calculate the location coordinate information of this LTE/CDMA dual-mode terminal.
307, E-SMLC sends the position response message to MME, comprising the location coordinate information of this LTE/CDMA dual-mode terminal.
308, MME returns to the location coordinate information of this LTE/CDMA dual-mode terminal, the i.e. locating result information of this LTE/CDMA dual-mode terminal to GLMC.
Fig. 4 be in the embodiment of the present invention based on the flow chart of the embodiment of CDMA positioning flow of user's face, this embodiment has provided MPC and has initiated the idiographic flow that the CDMA positioning flow based on user's face positions the LTE/CDMA dual-mode terminal.MPC wherein is ownership place MPC when the LTE/CDMA dual-mode terminal is roamed, and namely is called MP in the above embodiment of the present invention, is visited place MPC when roaming occurs the LTE/CDMA dual-mode terminal.As shown in Figure 4, it comprises following flow process:
401, MPC sends locating short message with the request location to the LTE/CDMA dual-mode terminal.
After 402, LTE/CDMA dual-mode terminal user permits this positioning service, return to beginning positioning flow request message to MPC.
403, MPC sends Location Request to PDE.
404, PDE returns to a Location Request to MPC and confirms (ACK) message, confirms that its preparation acceptance is from the positioning service IS-801 message of LTE/CDMA dual-mode terminal.
405, MPC sends a beginning positioning flow response message that comprises PDE used address and port numbers to the LTE/CDMA dual-mode terminal.
Mutual positioning service IS-801 message between 406, PDE and LTE/CDMA dual-mode terminal obtains the positioning result of LTE/CDMA dual-mode terminal.
407, PDE returns to the positioning result of LTE/CDMA dual-mode terminal to MPC.
Need to prove, Fig. 3 and Fig. 4 have only exemplarily provided respectively one based on the LTE positioning flow of chain of command and CDMA positioning flow based on user's face, but the embodiment of the present invention is not limited to above-mentioned positioning flow.For example, terminal positioning can be divided into positive location and the third party locates.Wherein, positive location is the terminal use when hope obtains own current geographic position, operating handset position application software, for example: Mobile Telephone Gps software, initiate the location to LCS Client.Third party location be applications side (also referred to as: the third party) during the current geographical position of certain terminal use of hope acquisition, use mobile communications network to the location of LCS Client initiation to terminal, the terminal use not necessarily recognized at that time has the third party that it is positioned.After LCS Client obtains positioning result, the corresponding positioning result message of returning to terminal to terminal or application side.For example, the CDMA based on user's face is provided by the locate mode and the locate mode of calculating based on platform that can provide again based on terminal calculating.Wherein, initiated by terminal based on the location that terminal is calculated, positioning calculation process is completed on mobile terminal, locate mode that this movement-based terminal is calculated comprises the movement-based terminal, and (Mobile Station Based is hereinafter to be referred as MSB) station-keeping mode and independent mobile terminal (Standalone) station-keeping mode.Initiated by the network platform based on the location that platform calculates, positioning calculation process is completed on network location server, should comprising in station-keeping mode that platform calculates mobile terminal, auxiliary (Mobile Station Assisted is hereinafter to be referred as MSA) station-keeping mode.
For another example, if adopt in the embodiment shown in fig. 4 the MSA positioning flow to position, 405～407 operation can be specifically: the LTE/CDMA dual-mode terminal obtains the ephemeris information of gps satellite from MPC; The LTE/CDMA dual-mode terminal carries out the gps satellite search according to the ephemeris information of gps satellite, and the gps satellite signal information that search obtains is sent to PDE; PDE positions calculating by the gps satellite signal information that the LTE/CDMA dual-mode terminal sends, and obtains the positioning result of LTE/CDMA dual-mode terminal, and positioning result is sent to MPC.
Therefore, can realize by existing any locate mode based on the LTE positioning flow of chain of command and the CDMA positioning flow based on user's face in the embodiment of the present invention, those skilled in the art should not will be confined to based on the LTE positioning flow of chain of command and based on the CDMA positioning flow of user's face the example that Fig. 3, Fig. 4 only provide in each embodiment of positioning service treatment method of the present invention.
Fig. 5 is the structural representation that the present invention is directed to an embodiment of positioning service treatment system of LTE/CDMA dual-mode terminal.The positioning service treatment system of this embodiment can be used in the present invention the flow process of above-mentioned positioning service treatment method embodiment.As shown in Figure 5, it comprises LCSClient, GMLC, HSS, MPC and HLR.Wherein:
HSS is used for storage LTE/CDMA dual-mode terminal and adheres to information and current location information at the LTE network.
HLR is used for storage LTE/CDMA dual-mode terminal and adheres to information and current location information at cdma network.
LCS Client, be used for respectively initiating Location Request to the LTE/CDMA dual-mode terminal to GMLC and MPC, this Location Request comprises that the first user of LTE/CDMA dual-mode terminal in Long Term Evolution LTE network identifies and the second user ID in Code Division Multiple Access (CDMA) network.
GMLC, the first positioning service routing iinformation for the LTE/CDMA dual-mode terminal that obtains based on the HSS from LTE/CDMA dual-mode terminal user, comprise that the LTE/CDMA dual-mode terminal adheres to information and GMLC to the routing iinformation of LTE/CDMA dual-mode terminal at the LTE network, initiation is based on the LTE positioning flow of chain of command, and when locating successfully, return to the positioning result message of LTE/CDMA dual-mode terminal to LCSClient.
MPC, be used for locating unsuccessfully in response to GMLC, the second positioning service routing iinformation of the LTE/CDMA dual-mode terminal that MPC obtains based on the attaching position register HLR from LTE/CDMA dual-mode terminal user, comprise that the LTE/CDMA dual-mode terminal adheres to information and MPC to the routing iinformation of LTE/CDMA dual-mode terminal at cdma network, initiation is based on the CDMA positioning flow of user's face, and when locating successfully, return to the positioning result message of LTE/CDMA dual-mode terminal to LCS Client.
The positioning service treatment system for the LTE/CDMA dual-mode terminal that provides based on the above embodiment of the present invention, the Location Request that sends respectively for LCS Client, the first positioning service routing iinformation of the LTE/CDMA dual-mode terminal that can be first obtained based on the HSS from LTE/CDMA dual-mode terminal user by GMLC is initiated the LTE positioning flow based on chain of command, in the situation that GMLC locates unsuccessfully, then by MPC based on the CDMA positioning flow of initiating from the second positioning service routing iinformation of LTE/CDMA dual-mode terminal user's the LTE/CDMA dual-mode terminal that obtains based on user's face.The locating resource that causes based on the CDMA positioning flow of user's face with based on the LTE positioning flow of chain of command and the waste of signaling consumption have been avoided carrying out simultaneously; And, in the situation that GMLC locates the CDMA positioning flow that successfully need not to carry out again based on user's face, the frequent disconnection problem of having avoided the LTE data that cause thus to connect, reduce terminal and frequently disconnected the problem that the LTE data connect, effective guarantee the data service on the LTE/CDMA dual-mode terminal, effective business experience that promotes the user.
Corresponding with the above-mentioned positioning service treatment method embodiment of the present invention, according to a concrete example of the present invention and unrestricted, in positioning service treatment system shown in Figure 5, GMLC, specifically can identify based on first user, send the first route request information, the first positioning service routing iinformation of acquisition request LTE/CDMA dual-mode terminal to HSS.Accordingly, HSS specifically inquire the LTE/CDMA dual-mode terminal the LTE network adhere to information after, obtain GMLC to the routing iinformation of LTE/CDMA dual-mode terminal, and return to the first positioning service routing iinformation of LTE/CDMA dual-mode terminal user to GMLC, so that GMLC initiates LTE positioning flow based on chain of command based on this first positioning service routing iinformation.
According to another example of the present invention and unrestricted, HSS also be used in do not inquire the LTE/CDMA dual-mode terminal the LTE network adhere to information the time, return to route requests failure response message to GMLC.
According to further concrete example of the present invention and unrestricted, GMLC also can be used for the route requests failure response message returned in response to location failure or HSS, sends the location failure notification message to MPC, and the location failure notification message comprises the second user ID.Accordingly, MPC specifically can based on the second user ID, send secondary route request message, the second positioning service routing iinformation of acquisition request LTE/CDMA dual-mode terminal to HLR.HLR specifically inquire the LTE/CDMA dual-mode terminal cdma network adhere to information after, obtain MPC to the routing iinformation of LTE/CDMA dual-mode terminal, and return to the second positioning service routing iinformation of LTE/CDMA dual-mode terminal user to MPC, so that MPC initiates CDMA positioning flow based on user's face based on this second positioning service routing iinformation.
Corresponding with the above-mentioned positioning service treatment method embodiment of the present invention, another concrete example according to the present invention is and unrestricted, and in positioning service treatment system shown in Figure 5, HSS and HLR can be wholely set, and obtain the HSS/HLR entity.Accordingly, GMLC specifically based on the sign of the first user in Location Request, sends the first route request information, the first positioning service routing iinformation of acquisition request LTE/CDMA dual-mode terminal to the HSS/HLR entity; Simultaneously, MPC sends secondary route request message, the second positioning service routing iinformation of acquisition request LTE/CDMA dual-mode terminal specifically based on the second user ID to the HSS/HLR entity.The HSS/HLR entity, specifically inquire the LTE/CDMA dual-mode terminal LTE network and cdma network adhere to information after, obtain GMLC to the routing iinformation of LTE/CDMA dual-mode terminal, and return to the first positioning service routing iinformation of LTE/CDMA dual-mode terminal user to GMLC, so that GMLC initiates LTE positioning flow based on chain of command based on this first positioning service routing iinformation.
And unrestricted, GMLC also can be used in response to locating unsuccessfully according to another example of the present invention, sends the location failure notification message to MPC, and the location failure notification message comprises the second user ID.Accordingly, MPC also can be used for based on the second user ID, again sends secondary route request message, the second positioning service routing iinformation of acquisition request LTE/CDMA dual-mode terminal to the HSS/HLR entity.The HSS/HLR entity, also be used for obtaining MPC to the routing iinformation of LTE/CDMA dual-mode terminal, and return to the second positioning service routing iinformation of LTE/CDMA dual-mode terminal user to GMLCMPC, so that MPC initiates CDMA positioning flow based on user's face based on this second positioning service routing iinformation.
In addition, the HSS/HLR entity if also be used for only inquiring the LTE/CDMA dual-mode terminal in the information of adhering to of LTE network, after receiving the secondary route request message that MPC resends, returns to route requests failure response message to MPC.
According to further concrete example of the present invention and unrestricted, the HSS/HLR entity, if also can be used for only inquiring the LTE/CDMA dual-mode terminal in the information of adhering to of cdma network, obtain MPC to the routing iinformation of LTE/CDMA dual-mode terminal, and return to the second positioning service routing iinformation of LTE/CDMA dual-mode terminal user to GMLCMPC, so that MPC directly initiates CDMA positioning flow based on user's face based on this second positioning service routing iinformation.
Further exemplarily, then referring to Fig. 5, in above-mentioned each positioning service treatment system of the present invention, GMLC and MPC can be wholely set.In addition, GMLC and MPC also can divide and be arranged, Fig. 5 only shows the concrete example that GMLC and MPC are wholely set, and those skilled in the art can be known dawn, and the embodiment of the present invention is not limited to the example that GMLC and MPC be wholely set and realizes the various embodiments described above of the present invention.
In this specification, each embodiment all adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment that between each embodiment, same or analogous part cross-references gets final product.For device embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, relevant part gets final product referring to the part explanation of embodiment of the method.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be completed by the hardware that program command is correlated with, aforesaid program can be stored in a computer read/write memory medium, this program is carried out the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: the various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
The embodiment of the present invention has avoided carrying out simultaneously the locating resource that causes based on the CDMA positioning flow of user's face with based on the LTE positioning flow of chain of command and the waste of signaling consumption; And, in the situation that GMLC locates the CDMA positioning flow that successfully need not to carry out again based on user's face, the frequent disconnection problem of having avoided the LTE data that cause thus to connect, reduce terminal and frequently disconnected the problem that the LTE data connect, effective guarantee the data service on the LTE/CDMA dual-mode terminal, effective business experience that promotes the user.
Description of the invention provides for example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present invention and practical application, thereby and makes those of ordinary skill in the art can understand the various embodiment with various modifications that the present invention's design is suitable for special-purpose.
Claims (18)
1. the positioning service treatment method for the LTE/CDMA dual-mode terminal, is characterized in that, comprising:
Location services client LCS Client initiates Location Request to the LTE/CDMA dual-mode terminal to Gateway Mobile Location Center GMLC and mobile positioning center MPC respectively, and described Location Request comprises first user sign and second user ID in Code Division Multiple Access (CDMA) network of LTE/CDMA dual-mode terminal in Long Term Evolution LTE network;
The first positioning service routing iinformation of the described LTE/CDMA dual-mode terminal that GMLC obtains based on the home subscriber server HSS from LTE/CDMA dual-mode terminal user, comprise that described LTE/CDMA dual-mode terminal adheres to information and described GMLC to the routing iinformation of described LTE/CDMA dual-mode terminal at the LTE network, initiation is based on the LTE positioning flow of chain of command, and when locating successfully, return to the positioning result message of described LTE/CDMA dual-mode terminal to LCS Client;
Locate unsuccessfully in response to GMLC, the second positioning service routing iinformation of the described LTE/CDMA dual-mode terminal that MPC obtains based on the attaching position register HLR from LTE/CDMA dual-mode terminal user, comprise that described LTE/CDMA dual-mode terminal adheres to information and described MPC to the routing iinformation of described LTE/CDMA dual-mode terminal at cdma network, initiation is based on the CDMA positioning flow of user's face, and when locating successfully, return to the positioning result message of described LTE/CDMA dual-mode terminal to LCS Client.
2. method according to claim 1, is characterized in that, also comprises:
GMLC identifies based on first user, sends the first route request information, the first positioning service routing iinformation of the described LTE/CDMA dual-mode terminal of acquisition request to described HSS;
Described HSS inquire described LTE/CDMA dual-mode terminal the LTE network adhere to information after, obtain described GMLC to the routing iinformation of described LTE/CDMA dual-mode terminal, and return to the first positioning service routing iinformation of described LTE/CDMA dual-mode terminal user to described GMLC, so that GMLC initiates LTE positioning flow based on chain of command based on this first positioning service routing iinformation.
3. method according to claim 2, is characterized in that, also comprises:
If described HSS does not inquire described LTE/CDMA dual-mode terminal in the information of adhering to of LTE network, described HSS returns to route requests failure response message to described GMLC.
4. method according to claim 3, is characterized in that, also comprises:
GMLC sends the location failure notification message in response to the route requests failure response message of locating unsuccessfully or described HSS returns to MPC, and described location failure notification message comprises the second user ID;
MPC sends secondary route request message, the second positioning service routing iinformation of the described LTE/CDMA dual-mode terminal of acquisition request based on the second user ID to described HLR;
Described HLR inquire described LTE/CDMA dual-mode terminal cdma network adhere to information after, obtain described MPC to the routing iinformation of described LTE/CDMA dual-mode terminal, and return to the second positioning service routing iinformation of described LTE/CDMA dual-mode terminal user to described MPC, so that MPC initiates CDMA positioning flow based on user's face based on this second positioning service routing iinformation.
5. method according to claim 1, is characterized in that, described HSS and described HLR are wholely set;
LCS Client, also comprises after the Location Request to the LTE/CDMA dual-mode terminal to GMLC and MPC initiation respectively:
GMLC identifies based on first user, is wholely set HSS/HLR entity transmission the first route request information that obtains, the first positioning service routing iinformation of the described LTE/CDMA dual-mode terminal of acquisition request to described HSS and described HLR; Simultaneously, MPC sends secondary route request message, the second positioning service routing iinformation of the described LTE/CDMA dual-mode terminal of acquisition request based on the second user ID to described HSS/HLR entity;
Described HSS/HLR object query to described LTE/CDMA dual-mode terminal LTE network and cdma network adhere to information after, obtain described GMLC to the routing iinformation of described LTE/CDMA dual-mode terminal, and return to the first positioning service routing iinformation of described LTE/CDMA dual-mode terminal user to described GMLC, so that GMLC initiates LTE positioning flow based on chain of command based on this first positioning service routing iinformation.
6. method according to claim 5, is characterized in that, also comprises:
GMLC sends the location failure notification message in response to locating unsuccessfully to MPC, and described location failure notification message comprises the second user ID;
MPC sends secondary route request message, the second positioning service routing iinformation of the described LTE/CDMA dual-mode terminal of acquisition request to described HSS/HLR entity again based on the second user ID;
Described HSS/HLR entity obtains described MPC to the routing iinformation of described LTE/CDMA dual-mode terminal, and return to the second positioning service routing iinformation of described LTE/CDMA dual-mode terminal user to described GMLCMPC, so that MPC initiates CDMA positioning flow based on user's face based on this second positioning service routing iinformation.
7. method according to claim 5, it is characterized in that, if described HSS/HLR entity only inquires described LTE/CDMA dual-mode terminal in the information of adhering to of LTE network, after receiving the secondary route request message that MPC resends, return to route requests failure response message to MPC.
8. method according to claim 5, it is characterized in that, if described HSS/HLR entity only inquires described LTE/CDMA dual-mode terminal in the information of adhering to of cdma network, obtain described MPC to the routing iinformation of described LTE/CDMA dual-mode terminal, and return to the second positioning service routing iinformation of described LTE/CDMA dual-mode terminal user to described GMLCMPC, so that MPC directly initiates CDMA positioning flow based on user's face based on this second positioning service routing iinformation.
9. the described method of according to claim 1 to 8 any one, is characterized in that, GMLC and MPC are wholely set.
10. the positioning service treatment system for the LTE/CDMA dual-mode terminal, is characterized in that, comprises LCS Client, GMLC, HSS, MPC and HLR; Wherein:
HSS is used for storage LTE/CDMA dual-mode terminal and adheres to information and current location information at the LTE network;
HLR is used for storage LTE/CDMA dual-mode terminal and adheres to information and current location information at cdma network;
LCS Client, be used for respectively initiating Location Request to the LTE/CDMA dual-mode terminal to GMLC and MPC, described Location Request comprises that the first user of LTE/CDMA dual-mode terminal in Long Term Evolution LTE network identifies and the second user ID in Code Division Multiple Access (CDMA) network;
GMLC, the first positioning service routing iinformation for the described LTE/CDMA dual-mode terminal that obtains based on the HSS from LTE/CDMA dual-mode terminal user, comprise that described LTE/CDMA dual-mode terminal adheres to information and described GMLC to the routing iinformation of described LTE/CDMA dual-mode terminal at the LTE network, initiation is based on the LTE positioning flow of chain of command, and when locating successfully, return to the positioning result message of described LTE/CDMA dual-mode terminal to described LCS Client;
MPC, be used for locating unsuccessfully in response to GMLC, the second positioning service routing iinformation of the described LTE/CDMA dual-mode terminal that MPC obtains based on the attaching position register HLR from LTE/CDMA dual-mode terminal user, comprise that described LTE/CDMA dual-mode terminal adheres to information and described MPC to the routing iinformation of described LTE/CDMA dual-mode terminal at cdma network, initiation is based on the CDMA positioning flow of user's face, and when locating successfully, return to the positioning result message of described LTE/CDMA dual-mode terminal to LCSClient.
11. system according to claim 10 is characterized in that, described GMLC specifically based on the first user sign, sends the first route request information, the first positioning service routing iinformation of the described LTE/CDMA dual-mode terminal of acquisition request to described HSS;
Described HSS, specifically inquire described LTE/CDMA dual-mode terminal the LTE network adhere to information after, obtain described GMLC to the routing iinformation of described LTE/CDMA dual-mode terminal, and return to the first positioning service routing iinformation of described LTE/CDMA dual-mode terminal user to described GMLC, so that GMLC initiates LTE positioning flow based on chain of command based on this first positioning service routing iinformation.
12. system according to claim 11 is characterized in that, described HSS, also be used for do not inquire described LTE/CDMA dual-mode terminal the LTE network adhere to information the time, return to route requests failure response message to described GMLC.
13. system according to claim 12, it is characterized in that described GMLC also is used in response to the route requests failure response message of locating unsuccessfully or described HSS returns, send the location failure notification message to MPC, described location failure notification message comprises the second user ID;
Described MPC specifically based on the second user ID, sends secondary route request message, the second positioning service routing iinformation of the described LTE/CDMA dual-mode terminal of acquisition request to described HLR;
Described HLR, specifically inquire described LTE/CDMA dual-mode terminal cdma network adhere to information after, obtain described MPC to the routing iinformation of described LTE/CDMA dual-mode terminal, and return to the second positioning service routing iinformation of described LTE/CDMA dual-mode terminal user to described MPC, so that MPC initiates CDMA positioning flow based on user's face based on this second positioning service routing iinformation.
14. system according to claim 9 is characterized in that, described HSS and described HLR are wholely set and obtain the HSS/HLR entity;
Described GMLC specifically based on the sign of the first user in described Location Request, sends the first route request information, the first positioning service routing iinformation of the described LTE/CDMA dual-mode terminal of acquisition request to described HSS/HLR entity;
Simultaneously, described MPC specifically based on the second user ID, sends secondary route request message, the second positioning service routing iinformation of the described LTE/CDMA dual-mode terminal of acquisition request to described HSS/HLR entity;
Described HSS/HLR entity, specifically inquire described LTE/CDMA dual-mode terminal LTE network and cdma network adhere to information after, obtain described GMLC to the routing iinformation of described LTE/CDMA dual-mode terminal, and return to the first positioning service routing iinformation of described LTE/CDMA dual-mode terminal user to described GMLC, so that GMLC initiates LTE positioning flow based on chain of command based on this first positioning service routing iinformation.
15. system according to claim 14 is characterized in that, described GMLC also is used for sending the location failure notification message in response to locating unsuccessfully to described MPC, and described location failure notification message comprises the second user ID;
Described MPC also is used for based on the second user ID, again sends secondary route request message, the second positioning service routing iinformation of the described LTE/CDMA dual-mode terminal of acquisition request to described HSS/HLR entity;
Described HSS/HLR entity, also be used for obtaining described MPC to the routing iinformation of described LTE/CDMA dual-mode terminal, and return to the second positioning service routing iinformation of described LTE/CDMA dual-mode terminal user to described GMLCMPC, so that MPC initiates CDMA positioning flow based on user's face based on this second positioning service routing iinformation.
16. system according to claim 14, it is characterized in that, described HSS/HLR entity, only inquire described LTE/CDMA dual-mode terminal in the information of adhering to of LTE network if also be used for, after receiving the secondary route request message that MPC resends, return to route requests failure response message to described MPC.
17. system according to claim 16, it is characterized in that, described HSS/HLR entity, only inquire described LTE/CDMA dual-mode terminal in the information of adhering to of cdma network if also be used for, obtain described MPC to the routing iinformation of described LTE/CDMA dual-mode terminal, and return to the second positioning service routing iinformation of described LTE/CDMA dual-mode terminal user to described GMLCMPC, so that MPC directly initiates CDMA positioning flow based on user's face based on this second positioning service routing iinformation.
18. the described system of according to claim 9 to 17 any one is characterized in that described GMLC and described MPC are wholely set.
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