CN1852582A - Mobile terminal positioning method - Google Patents
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Abstract
The method includes (1) the terminal of initiating positioning sends terminal list to be positioned to positioning platform to request positioning for terminals in list; (2) the positioning platform determines whether it is needed to position the terminal of initiating positioning as well; if yes, then, executing step (3); otherwise, according to originating positioning flow of SUPL network, all terminals in the terminal list to be positioned are interacted to obtain positions of these terminals; (3) according to originating positioning flow of SUPL network, the positioning platform is interacted to the terminal of initiating positioning to obtain position of the terminal, meanwhile according to originating positioning flow of SUPL network, the positioning platform is interacted to other terminals except the terminal of initiating positioning to obtain positions of these terminals. The invention increases positioning efficiency, and saves resources of network and server.
Description
Technical field
The present invention relates to mobile communication technology, particularly relate to the method for a kind of portable terminal location.
Background technology
In the portable terminal positioning field, Open Mobile Alliance (Open Mobile Alliance, OMA) at (the Secure User Plane Location of the running fix based on secure user plane of its formulation, SUPL) SUPL terminal (SUPL Enabled Terminal, SET) the start related specifications of positioning flow of positioning flow and network (Network) that starts have been defined in the agreement.
The positioning flow that has adopted when in the SUPL agreement, also having defined the position that a SET obtains other SET, as shown in Figure 1.This flow process mainly may further comprise the steps.
Dialogue identifier (session id) and terminal iidentification (SETIDs) in SUPL SET INIT message, have been comprised.Wherein session id is the unique identification of this dialogue.SET IDs is the terminal list that needs SLP to position.
Session id and positional information (Position) parameter have been comprised in the SUPL END message.Comprise among the Position with SUPL SET INIT message in the corresponding terminal location that is positioned of SET IDs.If to the failure of the location of some terminal that is positioned then in Position, provide the failure cause corresponding with these terminals.
Terminal SET1 is initiated after receiving SUPL END message in the location, discharges the resource relevant with this dialogue.
In some applications, the position that terminal SET1 need obtain self and other-end is simultaneously initiated in the location.This class of existing techniques in realizing is used two kinds of methods.A kind of is earlier to initiate initial terminal positioning flow by SET1 to obtain the position of self, initiates once location to other-end by SET1 according to the described flow process of Fig. 1 again.This method needs SET1 to initiate the location twice, so inefficiency.Another kind method SET1 adds the SET ID of SET1 oneself in the SET IDs parameter of the SUPL SET INIT message described in Fig. 1.H-SLP does not distinguish terminal itself or the other-end that the terminal that is positioned is the initiation location in this method, and all the specified terminals of SET IDs parameter in the SUPL SET INIT message are all adopted network originated positioning flow.In network originated positioning flow, need H-SLP and be positioned to authorize between the terminal and authenticate, step multipaths complexity, efficient is lower than the initial terminal positioning flow, therefore still can prolong the stand-by period that SET1 obtains positional information.Simultaneously, in whole position fixing process, the mutual needs between terminal and the locating platform take network and server resource, and positioning time is long more, and the time that takies resource is just many more, thereby cause the waste of network and server resource.
This shows that the shortcoming of prior art is a flow process complexity when location initiation terminal need be obtained self simultaneously with the other-end position.Therefore use prior art efficient low, positioning time is long, can cause the waste of network and server resource.
Summary of the invention
In view of this, main purpose of the present invention is to provide the method for a kind of portable terminal location, when location initiation terminal need be obtained self simultaneously with the other-end position, initiate terminal interaction by locating platform according to SUPL initial terminal positioning flow and location and obtain its position; Simultaneously obtain its position alternately according to network originated positioning flow of SUPL and other-end.
In order to achieve the above object, the technical scheme of the mobile terminal locating method of the present invention's proposition is achieved in that
Steps A, location are initiated terminal and are sent the terminal list that is positioned to the ownership locating platform for its service, ask this locating platform that the terminal in this tabulation is positioned;
Step B, belong to locating platform according to whether comprising in the terminal list that is positioned that locating initiation terminal self judges whether needs position oneself location initiation terminal simultaneously, if execution in step C then, otherwise carry out alternately the position that obtains these terminals according to the network originated positioning flow of running fix SUPL based on secure user plane with all terminals that are positioned in the terminal list that is positioned;
Step C, the ownership locating platform is initiated terminal with the location and is carried out alternately according to SUPL initial terminal positioning flow, obtain the location and initiate the position of terminal, simultaneously, other terminals that are positioned in the ownership locating platform and the terminal list that is positioned except terminal is initiated in the location are carried out alternately the position that obtains these terminals according to the network originated positioning flow of SUPL.
Wherein, described locating platform is SUPL locating platform SLP.
Wherein, after step C, further comprise:
Step D, the ownership locating platform will include dialogue identifier and the message of the terminal positional information that is positioned sends to location initiation terminal.
Wherein, the described location of steps A is initiated terminal and is sent the terminal list that is positioned to the ownership locating platform for its service, and asking this locating platform that the terminal in this tabulation is positioned is that initiation terminal in location sends SUPL terminal initial SUPL SET INIT message to the ownership locating platform.
Wherein, at least comprise dialogue identifier in the described SUPL SET INIT message, terminal list is positioned, when the location is initiated terminal and need be positioned self, also comprise in this message the location initiate the cell ID at terminal place and ability that terminal is initiated in the location be used to belong to locating platform and location initiate between the terminal according to SUPL initial terminal positioning flow carry out mutual.
Wherein, in step C, described ownership locating platform is initiated terminal with the location and is carried out alternately according to SUPL initial terminal positioning flow, and the step of being taked when obtaining the position of initiating terminal in the location is the essence positioning step in the standard SUPL initial terminal positioning flow under the non-roaming condition.
Wherein, in step C, described ownership locating platform is initiated terminal with the location and is carried out alternately according to SUPL initial terminal positioning flow, and the step of being taked when obtaining the position of initiating terminal in the location is the essence positioning step in the standard SUPL initial terminal positioning flow under the roaming broker pattern situation.
Wherein, in step C, described ownership locating platform is initiated terminal with the location and is carried out alternately according to SUPL initial terminal positioning flow, and the step of being taked when obtaining the position of initiating terminal in the location is based on the essence positioning step in the standard SUPL initial terminal positioning flow under the SUPL position calculation center H-SPC situation of ownership locating platform in the non-proxy mode of roaming.
Wherein, in step C, described ownership locating platform is initiated terminal with the location and is carried out alternately according to SUPL initial terminal positioning flow, and the step of being taked when obtaining the position of initiating terminal in the location comprises:
Step C11, the visit locating platform at the ownership locating platform of location initiation terminal, the current place of initiation terminal, location and location initiate to carry out alternately based on the essence positioning step in the standard SUPL initial terminal positioning flow under the SUPL position calculation center V-SPC situation of visit locating platform according to roaming in the non-proxy mode between the terminal, obtain the position that platform is initiated in the location by the SUPL position calculation center SPC that visits locating platform;
Step C12, the SPC of visit locating platform is in that to obtain the location mutual with the SUPL centre of location SLC of visit locating platform after initiating the position of terminal, will locate by SLC and initiate form that location information of terminals finishes SUPL END message according to SUPL and be encapsulated in roaming location protocol standard SUPL roaming and locate in the RLP SSRP message and send to the ownership locating platform.
Wherein, described ownership locating platform carries out alternately according to the network originated positioning flow of SUPL with the terminal that is positioned, and the position that obtains these terminals comprises:
Step C21, ownership locating platform judge whether the terminal that is positioned belongs to this locating platform, if execution in step C25 then, otherwise execution in step C22;
Step C22, the ownership locating platform is roamed Location Request SSRLIR message immediately to other locating platforms transmissions RLP at the terminal place that is positioned that does not belong to this locating platform standard SUPL, comprises the terminal list that is positioned that needs other locating platforms to position in this message at least;
Step C23, other locating platforms are to the network originated positioning flow of the terminal initiation SUPL that is positioned that belongs to self, the position that obtains these terminals that are positioned;
Step C24, other locating platforms send RLP standard SUPL to the ownership locating platform and roam location response SSRLIA message immediately, comprise the location information of terminals that is positioned that other locating platforms obtain in this message at least;
Step C25, the ownership locating platform carries out alternately the position that obtains these terminals that are positioned with the terminal that is positioned that belongs to this locating platform according to the network originated positioning flow of SUPL.
Wherein, described positional information is the location parameter of Location based service MLS defined form.
Adopt the method for above portable terminal location, when the location was initiated terminal and need be obtained the position of self and other-end simultaneously, it is mutual according to SUPL initial terminal positioning flow that terminal is initiated in locating platform and location; Simultaneously mutual according to the network originated positioning flow of SUPL with other-end.Because SUPL initial terminal positioning flow is compared with the network originated positioning flow of SUPL, saved authentication and verification process between locating platform and the terminal, the few flow process of step is simple, thereby has improved location efficiency, shorten positioning time, further also saved network and server resource.
Description of drawings
The flow chart of the mobile terminal locating method of Fig. 1 prior art;
The flow chart of Fig. 2 mobile terminal locating method provided by the invention;
Fig. 3 obtains the particular flow sheet that terminal location is initiated in the location;
Fig. 4 obtains the particular flow sheet that terminal location is initiated in the location;
Fig. 5 obtains the particular flow sheet that terminal location is initiated in the location;
Fig. 6 obtains the particular flow sheet that terminal location is initiated in the location;
Fig. 7 obtains the particular flow sheet that terminal location is initiated in the location.
Embodiment
The method of portable terminal provided by the present invention location, can be when the location be initiated terminal and need be obtained self and other-end position simultaneously, employing initial terminal positioning flow positions location initiation terminal self and adopts network originated positioning flow that other-end is positioned, has the location efficiency height, positioning time is short, saves the advantage of network and server resource.
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with drawings and the specific embodiments.
Please refer to Fig. 2, Fig. 2 is the flow chart of mobile terminal locating method provided by the invention.This method may further comprise the steps:
Step 201, location initiation terminal SET1 sets up data with the H-SLP that service is provided for it and is connected.
Step 202, location are initiated terminal SET1 and are sent SUPL SET INIT message to H-SLP.
Dialogue identifier (session id) and terminal iidentification (SET IDs) in SUPL SET INIT message, have been comprised at least.Wherein session id is the unique identification of this dialogue.SET IDs is the terminal list that needs H-SLP to position.If SET1 need locate self and other-end simultaneously, then the SET ID with self joins in the SET IDs parameter of SUPL SET INIT message, and (Location ID is LID) with two parameters of SET stationkeeping ability (SETCapabilities) to add station location marker in SUPL SETINIT message.Wherein the LID specific bit is initiated the subdistrict position sign at terminal SET1 place, is used for describing the approximate location that terminal SET1 is initiated in the location; The SET Capabilities explanation localization method that SET1 supported, global positioning system (Global Positioning System for example, GPS), agps system (Assisted GPS, A-GPS), cell identification (Cell Identifier, CELL ID), enhancement mode observed time difference (Enhanced Observed Time Difference, EOTD), advanced forward link triangulation (Advanced Forward Link Trilateration, AFLT) time of advent (Time Of Arrival, TOA)/poor (Time Difference Of Arrival of arrival time, TDOA)/poor (Observed TDOA, technology such as OTDOA) of observation arrival time.
Step 203, H-SLP compares the SET ID that SET ID and the SET IDs of SET1 self lists successively, determines that the location initiates terminal SET1 and need locate self-position.
Step 204, H-SLP determines that other terminal attachings that are positioned except that terminal SET1 is initiated in the location are in this SLP among the SET IDs.
Step 205, H-SLP and SET1 carry out alternately, the position that obtains SET1; H-SLP is according to the SET IDs parameter in the SUPL SET INIT message simultaneously, each terminal that is positioned in the terminal list that needs position except that location initiation terminal SET1 is initiated the network originated positioning flow of SUPL, the position that obtains these terminals that are positioned.
Step 206, H-SLP initiates terminal SET1 to the location and sends SUPL END message and end session, discharges the resource relevant with this session.
Session id and positional information (Position) have been comprised in the SUPL END message.The Position parameter take Location based service (Mobile Location Service, the MLS) definition in, wherein comprise with SUPL SET INIT message in the corresponding terminal positional information that is positioned of SET IDs.If to the failure of the location of some terminal that is positioned then in Position, provide the failure cause corresponding with these terminals.
If H-SLP checks out some terminal attaching SLP beyond H-SLP that is positioned of appointment among the SET IDs in step 204, SLP2 for example, then H-SLP sends by roaming location protocol (Roaming Location Protocol to SLP2 in step 205, RLP) defined standard SUPL roams locating request message (Standard SUPL Roaming Location Immediate Request immediately, SSRLIR) message comprises the terminal list that needs SLP2 to position at least in this message; SLP2 is to the network originated positioning flow of these terminals initiation SUPL that are positioned, the position that obtains these terminals that are positioned; The terminal positional information that is positioned that SLP2 will obtain is encapsulated in RLP standard SUPL and roams immediately location response (Standard SUPL Roaming Location Immediate Answer SSRLIA) sends to H-SLP in the message.
In step 205,, can take different flow processs to initiate the position of terminal respectively to obtain the location according to the roaming condition difference of location initiation terminal.Terminal may be in non-roaming pattern, roaming broker pattern and roam in the non-proxy mode any one.Wherein, when terminal is in the roaming broker pattern, the state of terminal again may roaming broker pattern based on ownership SLP (Home SLP, H-SLP) and the roaming broker pattern based on visit SLP (Visiting SLP, V-SLP) one of two kinds of situations; When terminal is in the non-proxy mode of roaming, the state of terminal may be again that the non-proxy mode of roaming is based on ownership SUPL position calculation center (Home SUPL Positioning Center, H-SPC) and the non-proxy mode of roaming based on visit SUPL position calculation center (Visiting SPC, V-SPC) one of two kinds of situations.Below in conjunction with obtaining the idiographic flow that terminal SET1 position is initiated in the location in the step 205 under the above-mentioned five kinds of situations of description of drawings.
Please refer to Fig. 3, Fig. 3 obtains the idiographic flow that terminal location is initiated in the location.Initiate terminal when the location and be in the position that to adopt this flow process to obtain location initiation terminal under the non-roaming pattern.
The SUPL response message comprises the localization method of session id and H-SLP support at least, and this localization method is that H-SLP determines according to the SET Capabilities parameter in the SUPL SET INIT message.
Step 302 after location initiation terminal SET1 receives SUPL Response message, sends SUPL location initialization (SUPL POS INIT) message to H-SLP.
SUPL POS INIT message comprises session id, LID and SET Capabilities at least.
The localization method that H-SLP finally determines is that H-SLP and location initiation terminal SET1 support.
In the SUPL position fixing process, may exchange some interfix information continuously between the SPC of location initiation terminal SET1 and H-SLP.For example, can be to initiate location measurement information that terminal SET1 sends by H-SLP according to the location to calculate the location to initiate the position of terminal SET1 be the auxiliary A-GPS location of SET, also can be to calculate self-position as the A-GPS location based on SET by the auxiliary data that the location is initiated terminal SET1 and provided according to H-SLP.
In fact, from step 301 to step 303 is exactly the non-roaming SUPL initial terminal of the standard positioning flow of prior art, locatees the initiation terminal and begins (SUPL START) message and the step of H-SLP between location initiation terminal transmission SUPL END message to H-SLP transmission SUPL.The location is initiated terminal and is called flow process initiation step to H-SLP transmission SUPL START message; H-SLP initiates terminal transmission SUPL END message to the location and is called flow process termination step; Flow process is initiated the step between step and the flow process termination step, and just step 301 is called the essence positioning step to step 303.
Please refer to Fig. 4, Fig. 4 obtains the idiographic flow that terminal location is initiated in the location.Initiating terminal when the location is in the roaming broker pattern and will adopts this flow process to obtain the position of location initiation terminal under based on the V-SLP situation.
Step 406 is initiated the localization method that terminal SET1 supports according to the location that comprises in the SUPL POS INIT message, and V-SLP determines the localization method of employing.With H-SLP is intermediary, and SET and V-SLP may exchange some position fixing process message continuously.For example, can be to initiate location measurement information that terminal SET1 sends by V-SLP according to the location to calculate the location to initiate the position of terminal SET1 be the auxiliary A-GPS location of SET, also can be to calculate self-position as the A-GPS location based on SET by the auxiliary data that the location is initiated terminal SET1 and provided according to V-SLP.
In fact, the standard roaming broker pattern that from step 401 to step 407 is exactly prior art is based on the SUPL initial terminal positioning flow under the V-SLP situation, and the location is initiated terminal and sent SUPLSTART message and H-SLP to H-SLP and initiate step between the terminal transmission SUPL END message to the location.The location is initiated terminal and is called flow process initiation step to H-SLP transmission SUPL START message; H-SLP initiates terminal transmission SUPL END message to the location and is called flow process termination step; Flow process is initiated the step between step and the flow process termination step, and just step 401 is called the essence positioning step to step 407.
Please refer to Fig. 5, Fig. 5 obtains the idiographic flow that terminal location is initiated in the location.Initiating terminal when the location is in the roaming broker pattern and will adopts this flow process to obtain the position of location initiation terminal under based on the H-SLP situation.
In fact, the standard roaming broker pattern that from step 501 to step 505 is exactly prior art is based on the SUPL initial terminal positioning flow under the H-SLP situation, and the location is initiated terminal and sent SUPLSTART message and H-SLP to H-SLP and initiate step between the terminal transmission SUPL END message to the location.The location is initiated terminal and is called flow process initiation step to H-SLP transmission SUPL START message; H-SLP initiates terminal transmission SUPL END message to the location and is called flow process termination step; Flow process is initiated the step between step and the flow process termination step, and just step 501 is called the essence positioning step to step 505.
Please refer to Fig. 6, Fig. 6 obtains the idiographic flow that terminal location is initiated in the location.Initiating terminal when the location is in the non-proxy mode of roaming and will adopts this flow process to obtain the position of location initiation terminal under based on the H-SPC situation.
In fact, the standard that from step 601 to step 607 is exactly prior art is roamed non-proxy mode based on the SUPL initial terminal positioning flow under the H-SPC situation, and the location is initiated terminal and sent SUPL START message and H-SLP to H-SLP and initiate step between the terminal transmission SUPL END message to the location.The location is initiated terminal and is called flow process initiation step to H-SLP transmission SUPL START message; H-SLP initiates terminal transmission SUPL END message to the location and is called flow process termination step; Flow process is initiated the step between step and the flow process termination step, and just step 601 is called the essence positioning step to step 607.
Please refer to Fig. 7, Fig. 7 obtains the idiographic flow that terminal location is initiated in the location.Initiating terminal when the location is in the non-proxy mode of roaming and will adopts this flow process to obtain the position of location initiation terminal under based on the V-SPC situation.
The localization method that the SPC of V-SLP finally determines is that SPC and the location initiation terminal SET1 of V-SLP supports.
In the SUPL position fixing process, may exchange some interfix information continuously between the SPC of location initiation terminal SET1 and V-SLP.For example, can be to initiate location measurement information that terminal SET1 sends by the SPC of V-SLP according to the location to calculate the location to initiate the position of terminal SET1 be the auxiliary A-GPS location of SET, also can be to initiate terminal SET1 by the location to calculate self-position as the A-GPS location based on SET according to the auxiliary data that the SPC of V-SLP provides.
Above step can be divided into essence positioning step and notifying process.From step 701 to step 707 are essence positioning steps, and these steps are all identical based on the corresponding step in the standard SUPL initial terminal positioning flow under the V-SPC with the non-proxy mode of roaming; Step 708 is notifying process, and it is different based on the corresponding step in the standard SUPL initial terminal positioning flow under the V-SPC with the non-proxy mode of roaming.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1, the method for a kind of portable terminal location is characterized in that this method comprises:
Steps A, location are initiated terminal and are sent the terminal list that is positioned to the ownership locating platform for its service, ask this locating platform that the terminal in this tabulation is positioned;
Step B, belong to locating platform according to whether comprising in the terminal list that is positioned that locating initiation terminal self judges whether needs position oneself location initiation terminal simultaneously, if execution in step C then, otherwise carry out alternately the position that obtains these terminals according to the network originated positioning flow of running fix SUPL based on secure user plane with all terminals that are positioned in the terminal list that is positioned;
Step C, the ownership locating platform is initiated terminal with the location and is carried out alternately according to SUPL initial terminal positioning flow, obtain the location and initiate the position of terminal, simultaneously, other terminals that are positioned in the ownership locating platform and the terminal list that is positioned except terminal is initiated in the location are carried out alternately the position that obtains these terminals according to the network originated positioning flow of SUPL.
2, the method for portable terminal according to claim 1 location is characterized in that described locating platform is SUPL locating platform SLP.
3, the method for portable terminal according to claim 1 location is characterized in that, further comprises after step C:
Step D, the ownership locating platform will include dialogue identifier and the message of the terminal positional information that is positioned sends to location initiation terminal.
4, the method for portable terminal according to claim 1 location, it is characterized in that, the described location of steps A is initiated terminal and is sent the terminal list that is positioned to the ownership locating platform for its service, and asking this locating platform that the terminal in this tabulation is positioned is that initiation terminal in location sends SUPL terminal initial SUPL SET INIT message to the ownership locating platform.
5, the method for portable terminal according to claim 4 location, it is characterized in that, at least comprise dialogue identifier in the described SUPLSET INIT message, terminal list is positioned, when the location is initiated terminal and need be positioned self, also comprise in this message the location initiate the cell ID at terminal place and ability that terminal is initiated in the location be used to belong to locating platform and location initiate between the terminal according to SUPL initial terminal positioning flow carry out mutual.
6, the method for portable terminal according to claim 1 location, it is characterized in that, in step C, described ownership locating platform is initiated terminal with the location and is carried out alternately according to SUPL initial terminal positioning flow, and the step of being taked when obtaining the position of initiating terminal in the location is the essence positioning step in the standard SUPL initial terminal positioning flow under the non-roaming condition.
7, the method for portable terminal according to claim 1 location, it is characterized in that, in step C, described ownership locating platform is initiated terminal with the location and is carried out alternately according to SUPL initial terminal positioning flow, and the step of being taked when obtaining the position of initiating terminal in the location is the essence positioning step in the standard SUPL initial terminal positioning flow under the roaming broker pattern situation.
8, the method for portable terminal according to claim 1 location, it is characterized in that, in step C, described ownership locating platform is initiated terminal with the location and is carried out alternately according to SUPL initial terminal positioning flow, and the step of being taked when obtaining the position of initiating terminal in the location is based on the essence positioning step in the standard SUPL initial terminal positioning flow under the SUPL position calculation center H-SPC situation of ownership locating platform in the non-proxy mode of roaming.
9, the method for portable terminal according to claim 1 location, it is characterized in that, in step C, described ownership locating platform is initiated terminal with the location and is carried out alternately according to SUPL initial terminal positioning flow, and the step of being taked when obtaining the position of initiating terminal in the location comprises:
Step C11, the visit locating platform at the ownership locating platform of location initiation terminal, the current place of initiation terminal, location and location initiate to carry out alternately based on the essence positioning step in the standard SUPL initial terminal positioning flow under the SUPL position calculation center V-SPC situation of visit locating platform according to roaming in the non-proxy mode between the terminal, obtain the position that platform is initiated in the location by the SUPL position calculation center SPC that visits locating platform;
Step C12, the SPC of visit locating platform is in that to obtain the location mutual with the SUPL centre of location SLC of visit locating platform after initiating the position of terminal, will locate by SLC and initiate form that location information of terminals finishes SUPL END message according to SUPL and be encapsulated in roaming location protocol standard SUPL roaming and locate in the RLP SSRP message and send to the ownership locating platform.
10, the method for portable terminal according to claim 1 location is characterized in that, described ownership locating platform carries out alternately according to the network originated positioning flow of SUPL with the terminal that is positioned, and the position that obtains these terminals comprises:
Step C21, ownership locating platform judge whether the terminal that is positioned belongs to this locating platform, if execution in step C25 then, otherwise execution in step C22;
Step C22, the ownership locating platform is roamed Location Request SSRLIR message immediately to other locating platforms transmissions RLP at the terminal place that is positioned that does not belong to this locating platform standard SUPL, comprises the terminal list that is positioned that needs other locating platforms to position in this message at least;
Step C23, other locating platforms are to the network originated positioning flow of the terminal initiation SUPL that is positioned that belongs to self, the position that obtains these terminals that are positioned;
Step C24, other locating platforms send RLP standard SUPL to the ownership locating platform and roam location response SSRLIA message immediately, comprise the location information of terminals that is positioned that other locating platforms obtain in this message at least;
Step C25, the ownership locating platform carries out alternately the position that obtains these terminals that are positioned with the terminal that is positioned that belongs to this locating platform according to the network originated positioning flow of SUPL.
11, according to the method for claim 3 or 9 described portable terminal location, it is characterized in that described positional information is the location parameter of Location based service MLS defined form.
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| CNB2005101153081A CN100372441C (en) | 2005-11-14 | 2005-11-14 | Mobile terminal positioning method |
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| CNB2005101153081A CN100372441C (en) | 2005-11-14 | 2005-11-14 | Mobile terminal positioning method |
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| WO2010072123A1 (en) * | 2008-12-23 | 2010-07-01 | 深圳华为通信技术有限公司 | Method for locating terminals, location server, terminal device and network system |
| CN101800928A (en) * | 2009-02-09 | 2010-08-11 | 中兴通讯股份有限公司 | Group positioning method, device and system |
| CN103475999A (en) * | 2013-09-03 | 2013-12-25 | 杨青锦 | Locating method and locating device |
| EP2555570A4 (en) * | 2010-04-02 | 2017-04-26 | ZTE Corporation | Method and system for transmitting location data |
| CN111787483A (en) * | 2020-08-19 | 2020-10-16 | 展讯通信（上海）有限公司 | Position determination method and device |
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| JP3762214B2 (en) * | 2000-11-28 | 2006-04-05 | 株式会社エヌ・ティ・ティ・ドコモ | Location registration control method, mobile communication network, and communication terminal |
| CN1235418C (en) * | 2001-10-30 | 2006-01-04 | 中兴通讯股份有限公司 | Modile communicatoin system and its group service realizing method |
| WO2004057482A1 (en) * | 2002-12-20 | 2004-07-08 | Matsushita Electric Industrial Co., Ltd. | Information management system |
| CN100551135C (en) * | 2003-04-25 | 2009-10-14 | 济南开拓科技有限公司 | Cell SMS dissemination method and isolated plant thereof |
| CN1571553A (en) * | 2003-07-16 | 2005-01-26 | 吴坚 | Method and system for located tracking and warning of mobile terminal group |
-
2005
- 2005-11-14 CN CNB2005101153081A patent/CN100372441C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010072123A1 (en) * | 2008-12-23 | 2010-07-01 | 深圳华为通信技术有限公司 | Method for locating terminals, location server, terminal device and network system |
| CN101800928A (en) * | 2009-02-09 | 2010-08-11 | 中兴通讯股份有限公司 | Group positioning method, device and system |
| EP2555570A4 (en) * | 2010-04-02 | 2017-04-26 | ZTE Corporation | Method and system for transmitting location data |
| CN103475999A (en) * | 2013-09-03 | 2013-12-25 | 杨青锦 | Locating method and locating device |
| CN111787483A (en) * | 2020-08-19 | 2020-10-16 | 展讯通信（上海）有限公司 | Position determination method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100372441C (en) | 2008-02-27 |
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