CN100384295C - Method for switching international movable user sign - Google Patents
Method for switching international movable user sign Download PDFInfo
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- CN100384295C CN100384295C CNB2004100866956A CN200410086695A CN100384295C CN 100384295 C CN100384295 C CN 100384295C CN B2004100866956 A CNB2004100866956 A CN B2004100866956A CN 200410086695 A CN200410086695 A CN 200410086695A CN 100384295 C CN100384295 C CN 100384295C
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Abstract
The present invention discloses a method for switching international mobile user signs, which has the steps that firstly, the messages of different international mobile user signs are recorded respectively in a universal user identification module, wherein the different international mobile user signs comprise basic international mobile user signs and auxiliary international mobile user sings; then, whether the international mobile user signs need switching or not is judged according to mutual messages between a terminal device and the universal user identification module; finally, the switching is carried out according to the messages of different international mobile user signs recorded in the universal user identification module. The present invention stores messages which need switching in an IMSI number section and stand-by messages in the IMSI number section in the universal user identification module USIM, and a mobile carrier can customize IMSI automatic switching through a controllable USIM. The method realizes the flexible coordination among a plurality of MNCs and enhances the transaction experience of users.
Description
Technical field
The present invention relates to mobile communications network, the handoff technique of the IMSI International Mobile Subscriber Identity when being specifically related to portable terminal generation international roaming.
Background technology
In present mobile communications network, the mobile network of mobile operator is called PLMN (PublicLand Mobile Network, public land mobile network), and the type of present PLMN is divided into CDMA, GSM etc.IMSI (International Mobile Subscriber Identity, IMSI International Mobile Subscriber Identity) is the number of the mobile subscriber among the different PLMN of identification, comprise MCC (Mobile Country Code, the mobile national coding), MNC (Mobile Network Code, the mobile network encodes) and mobile identification number, for example, the Mobile Country Code MCC of China is 460, and the Mobile Network Code that each CHINAUNICOM is netted on Great Wall is 03.
Described IMSI relevant information is stored in the IMSI associated documents of USIM (Universal Subscriber Identity Module, general subscriber identification module).Growth when owing to the mobile operator number of users makes when single MNC can not satisfy its business demand, then needs to enable new MNC, and that is to say needs to increase new IMSI section.
As mentioned above, different PLMN networks have different IMSI sections.When the user uses in the scope home should be newly-increased during the IMSI section owing to signed the internetwork roaming agreement between each PLMN, therefore allow user's internetwork roaming of newly-increased IMSI section to use.But when international roaming takes place in the user, if newly-increased IMSI Duan Shangwei and other international network signatory internet roaming agreements, just need the user temporarily to abandon using present IMSI section, switch to the IMSI section of other PLMN networks of signing the international roaming agreement.Below with GSM network and WCDMA network be example explanation at present for the changing method of IMSI:
The GSM network has different IMSI sections with the WCDMA network.The PLMN type of most countries use at present is GSM, and signed the PLMN roaming between the GSM Virtual network operator between the various countries and allowed agreement, and for the WCDMA network, mobile operator does not sign new PLMNID roaming with other GSM mobile operator in the world as yet and allows agreement.But because the new roaming of signature allows agreement will cause cost and temporal waste, therefore when WCDMA user roams into other GSM countries, can't continue to use original IMSI section, need select the IMSI of the GSM network of having signed roaming agreement for use.The method of carrying out the switching of IMSI section at present is the IMSI that the user manually is replaced by the IMSI of original WCDMA GSM; Equally, after coming back to this country, the roamer still need manual switching to return the IMSI of WCDMA.
Find out thus,, therefore make troubles to user's use owing to present changing method for IMSI is that the mode that the user carries out switching by hand realizes.
Summary of the invention
The technical problem to be solved in the present invention is: a kind of method of switching international movable user sign is provided, can realizes the automatic switchover of IMSI International Mobile Subscriber Identity.
For solving the problems of the technologies described above, the invention provides a kind of method of switching international movable user sign, it is characterized in that, comprise step:
1) in USIM the information of different IMSI International Mobile Subscriber Identity is carried out record respectively, described different IMSI International Mobile Subscriber Identity comprise basic IMSI International Mobile Subscriber Identity and attached IMSI International Mobile Subscriber Identity;
2) judge whether the needs switching international movable user sign according to the interactive information between terminal equipment and the USIM, described judgement detailed process is: if the information in the international subscriber identity file of described interactive information and described USIM is not simultaneously, then being judged as needs switching international movable user sign;
3) when needs switch, replace the information of the current IMSI International Mobile Subscriber Identity of storing in the international subscriber identity file of USIM with the information of the IMSI International Mobile Subscriber Identity of record in the described USIM:
If described current IMSI International Mobile Subscriber Identity is basic IMSI International Mobile Subscriber Identity, then replace with the information of the attached IMSI International Mobile Subscriber Identity of record in the described USIM; And, preestablish the priority level of described attached IMSI International Mobile Subscriber Identity when described attached IMSI International Mobile Subscriber Identity during more than or equal to two, replace according to the priority level of described attached IMSI International Mobile Subscriber Identity;
If described current IMSI International Mobile Subscriber Identity is attached IMSI International Mobile Subscriber Identity, then replace with the information of the basic IMSI International Mobile Subscriber Identity of record in the described USIM;
4) switch according to the information of the different IMSI International Mobile Subscriber Identity that writes down in the USIM, described handoff procedure is specially:
41) initiate hot reset information to terminal;
42) from described international subscriber identity file, obtain the information of described IMSI International Mobile Subscriber Identity, carry out IMSI International Mobile Subscriber Identity and switch.
Wherein, the described permanent recording that is recorded as of step 1).
Wherein, described interactive information comprises mobile national coding, mobile network's coding and location area code.
Wherein, described step 3) also comprises: delete the current casual network information in the described USIM.
Compared with prior art, the invention has the beneficial effects as follows: the present invention is at USIM (UniversalSubscriber Identity Module, general subscriber identification module) having preserved in needs the IMSI segment information of switching and standby IMSI segment information, mobile operator automaticallyes switch by controllable USIM customization IMSI, realize the flexible cooperation between a plurality of MNC, promoted user's business experience.
In addition, to store the means of basic IMSI segment information and attached IMSI segment information be to utilize the STK (SIM Development Tools Kit, SIM card development kit) that provides for user's secondary development among the USIM to realize in the present invention.And, becoming the process of two-way switching in order to make the process of switching IMSI, the present invention carries out permanent storage respectively with basic I MSI, attached IMSI, so that can find corresponding IMSI information when needs switch back original IMSI when storage.
Further, can directly navigate to new IMSI relevant information after making the terminal hot reset, the present invention has deleted the casual network information that is stored in originally among the USIM when switching.
Description of drawings
Fig. 1 is the flow chart of a specific embodiment of the present invention.
Embodiment
In present mobile communications network, the mobile network of mobile operator is called PLMN.The PLMN network configuration is very complicated, and it comprises switching system, base station sub-system and portable terminal.The mobile subscriber can carry out replay call with local network user, ISDN user and other mobile subscriber, therefore must have multiple identification number.Identification number commonly used comprises:
Mobile national coding MCC is used among international mobile subscriber identification IMSI and the LAI (Location areaIdentity, lane place identification marking) country under the expression PLMN;
The mobile network MNC that encodes is used for representing uniquely the some specific PLMN net in certain country (being determined by MCC).Mobile network's coding is used among international mobile subscriber identification IMSI and the lane place identification LAI.As if the Public Land Mobile Nerwork PLMN that has in the country more than, then each net must have different MNC.
Lane place identification LAI, the lane place is identified in that the cycle sends in the system message of each Cell Broadcast CB, and this information that terminal will be received is as one of important evidence of network selecting;
The IMSI of travelling carriage.When travelling carriage logined on network or apply for that certain is professional, travelling carriage must report to network with IMSI.Network then judges according to the coding of the mobile national among IMSI MCC whether this user is the international roaming user.Relevant informations such as the MNC among the IMSI, MCC are stored in the IMSI associated documents of USIM (Universal Subscriber Identity Module, general subscriber identification module).
Growth when owing to the mobile operator number of users makes when single MNC can not satisfy its business demand, then needs to enable new MNC, and that is to say needs to increase new IMSI section.As mentioned above, different PLMN networks have different IMSI sections.When the user uses in the scope home should be newly-increased during the IMSI section owing to signed the internetwork roaming agreement between each PLMN, therefore allow user's internetwork roaming of newly-increased IMSI section to use.But when international roaming takes place in the user, if newly-increased IMSI Duan Shangwei and other international network signatory internet roaming agreements, just need the user temporarily to abandon using present IMSI section, switch to the IMSI section of other PLMN networks of signing the international roaming agreement.
The invention provides a kind of method by USIM automatic switchover IMSI, its core is by carrying out in the STK functional module of secondary development for the user in USIM, the IMSI segment information of needs switching and standby IMSI segment information are stored respectively, utilized USIM operating system to realize the automatic customization of IMSI then.
Use when of the present invention, at first will need in USIM in the information of the IMSI International Mobile Subscriber Identity switched and the secondary development Software tool bag that alternative IMSI International Mobile Subscriber Identity IMSI information is recorded in USIM respectively, described different IMSI International Mobile Subscriber Identity comprise basic IMSI International Mobile Subscriber Identity and attached IMSI International Mobile Subscriber Identity;
Judge whether the needs switching international movable user sign according to the interactive information between terminal equipment and the USIM then; In present USIM USIM, usually basic IMSI information has been stored in EF in advance
IMSIIn the file, the specifying information of storage comprises MCC information, MNC information, therefore can judge whether that needs switch current IMSI International Mobile Subscriber Identity according to the current network of relation information that searches in the interactive information between terminal equipment and the USIM, concrete determination methods is same as the prior art, below will introduce in specific embodiments of the invention;
If desired, then switch according to the information of the different IMSI International Mobile Subscriber Identity IMSI that write down in the USIM, concrete handoff procedure is:
At first, replace the international subscriber identity file EF of USIM with the information of the IMSI International Mobile Subscriber Identity of record in the USIM
IMSIThe information of the current IMSI International Mobile Subscriber Identity of middle storage;
Then, initiate hot reset information to terminal, the another kind of method that produces hot reset information is the manual IMSI of the selection order of simulation;
Then, from described file, obtain the information of described IMSI International Mobile Subscriber Identity, carry out IMSI International Mobile Subscriber Identity and switch.
In addition, the present invention is applicable to two-way switching, promptly both has been suitable for the handoff procedure of basic IMSI to attached IMSI, also is suitable for attached IMSI and switches back basic IMSI.The process of described replacement is specially:
If described current IMSI International Mobile Subscriber Identity is basic IMSI International Mobile Subscriber Identity, then replace with the information of the attached IMSI International Mobile Subscriber Identity of record in the described USIM;
If described current IMSI International Mobile Subscriber Identity is attached IMSI International Mobile Subscriber Identity, then replace with the information of the basic IMSI International Mobile Subscriber Identity of record in the described USIM.
Further, in order directly to navigate to the new network information in the IMSI file among the USIM after terminal is restarted, rather than all available informations of searching in the current network attempt one by one, and the present invention deletes the current casual network information in the described USIM when replacing.
The present invention be directed to newly-increased IMSI section owing to arise at the historic moment less than the awkward problem of user that causes with other Virtual network operator signatory internet roaming agreements in the world.It below is a specific embodiment of the present invention, in the present embodiment, mobile operator provides two IMSI number for the user, be meant that a mobile subscriber has two IMSI numbers simultaneously so-called two IMSI number, be for one of them IMSI number the number that has allowed to roam into the mobile network of other mobile operator originally, another is the IMSI number that increases newly.It is the WCDMA network of present domestic use that a typical case of present embodiment uses.
The GSM network has different IMSI sections with the WCDMA network.The PLMN type of most countries use at present is GSM, and signed the PLMN roaming between the GSM Virtual network operator between the various countries and allowed agreement, and for the WCDMA network, mobile operator does not sign new PLMNID roaming with other GSM mobile operator in the world as yet and allows agreement.Solution of the present invention is: in the secondary development STK functional module of mobile operator in the USIM of WCDMA, found two files, the information of two IMSI sections is stored into respectively in two files, in order to guarantee that the user is turned back to the IMSI information that can find original Home Network after this country by roaming country, thereby switch back the IMSI section of Home Network, the designer carries out permanent storage when the information of two IMSI sections of storage.
The interactive information that the present invention makes full use of between mobile phone terminal equipment and the USIM is judged the current IMSI switching that whether needs to carry out.The interaction message time interval is generally about 30ms between mobile phone terminal and the USIM, can comprise the necessary MCC information of PLMN, MNC information that whether terminal enters other country in the message, USIM operating system can be judged the user according to information such as the MCC information that obtains, MNC information in current network whether needs carry out the IMSI switching at this moment.
Fig. 1 uses particular flow sheet of the present invention for present embodiment.
As shown in the figure, after international roaming takes place in the user, the interactive information between control mobile phone terminal equipment and USIM shake hands timer after the time of advent, mobile phone terminal equipment will and USIM between carry out information interaction (step 1);
USIM operating system is obtained the relevant informations such as MCC (step 2) in the current PLMN network interaction information; Judge then the information that obtains whether (stipulate that in the 3GPP agreement relevant information of IMSI is stored in EF at the IMSI of USIM associated documents with original stored
IMSIIn the file) in original information unanimity (step 3).If inconsistent, then explanation need be enabled another one IMSI section this moment, and USIM further judges whether to meet the switching condition of IMSI then, and for example whether the user is in (step 4) such as idle conditions this moment;
When meeting above condition, USIM switches beginning to carry out IMSI.Detailed process is as described below:
The relevant information that USIM at first will be kept at another IMSI section in the USIM file in advance copies to the EF of USIM
IMSIIn the file, with original EF
IMSIOriginal IMSI segment information in the file covers (step 5); In order to make terminal can directly navigate to new IMSI relevant information after warm start, the present invention is with original EF
IMSIThe temporary information of storing in the file is deleted processing.
Because terminal can be carried out the IMSI information search when starting, therefore in order to allow the terminal can be to the EF that revised
IMSIIMSI information in the file is reselected, and next, USIM initiates warmrest hot reset order (step 6) to portable terminal;
Terminal is according to EF
IMSINew IMSI segment information in the file again to the PLMN registration, is changed roaming (step 7) automatically thereby reach two IMSI;
When the user when other operators roam, USIM judges that according to above-mentioned steps need carry out IMSI switches, when reselecting original IMSI section, USIM can repeat above-mentioned steps one to seven, switches back original IMSI.
More than narrated the present invention and solved the problem that the IMSI section of present WCDMA user when roaming switched, be not limited only to the situation of netsurfing internationally, also be not limited only to situation in the two IMSI sections of USIM stored for the present invention.Continuous development along with network technology, should predict, in the network in future, but when the IMSI section of the PLMN network that has a plurality of incense choosing, can store a plurality of IMSI files in advance among the STK in USIM, set certain IMSI alternative priority or predetermined alternative rule simultaneously, when needs carry out the IMSI switching, with the information in the alternative original IMSI storage file of USIM of alternative IMSI segment information.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (4)
1. the method for a switching international movable user sign is characterized in that, comprises step:
1) in USIM the information of different IMSI International Mobile Subscriber Identity is carried out record respectively, described different IMSI International Mobile Subscriber Identity comprise basic IMSI International Mobile Subscriber Identity and attached IMSI International Mobile Subscriber Identity;
2) judge whether the needs switching international movable user sign according to the interactive information between terminal equipment and the USIM, described judgement detailed process is: if the information in the international subscriber identity file of described interactive information and described USIM is not simultaneously, then being judged as needs switching international movable user sign;
3) when needs switch, replace the information of the current IMSI International Mobile Subscriber Identity of storing in the international subscriber identity file of USIM with the information of the IMSI International Mobile Subscriber Identity of record in the described USIM:
If described current IMSI International Mobile Subscriber Identity is basic IMSI International Mobile Subscriber Identity, then replace with the information of the attached IMSI International Mobile Subscriber Identity of record in the described USIM; And, preestablish the priority level of described attached IMSI International Mobile Subscriber Identity when described attached IMSI International Mobile Subscriber Identity during more than or equal to two, replace according to the priority level of described attached IMSI International Mobile Subscriber Identity;
If described current IMSI International Mobile Subscriber Identity is attached IMSI International Mobile Subscriber Identity, then replace with the information of the basic IMSI International Mobile Subscriber Identity of record in the described USIM;
4) switch according to the information of the different IMSI International Mobile Subscriber Identity that writes down in the USIM, described handoff procedure is specially:
41) initiate hot reset information to terminal;
42) from described international subscriber identity file, obtain the information of described IMSI International Mobile Subscriber Identity, carry out IMSI International Mobile Subscriber Identity and switch.
2. the method for switching international movable user sign according to claim 1 is characterized in that: the described permanent recording that is recorded as of step 1).
3. the method for switching international movable user sign according to claim 2 is characterized in that: described interactive information comprises mobile national coding, mobile network's coding and location area code.
4. the method for switching international movable user sign according to claim 1, it is characterized in that: described step 3) also comprises: delete the current casual network information in the described USIM.
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CN101198115B (en) * | 2006-12-08 | 2010-11-03 | 北京三星通信技术研究有限公司 | Automatic switchover method for configuration information of mobile communication terminal |
CN101998362A (en) * | 2009-08-27 | 2011-03-30 | 中兴通讯股份有限公司 | Method and system for switching international mobile subscriber identity (IMSI) |
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IT1396776B1 (en) * | 2009-11-11 | 2012-12-14 | Sisvel Technology Srl | DEVICE AND COMMUNICATION METHOD IN A MOBILE COMMUNICATION NETWORK |
EP4277237A3 (en) | 2010-06-12 | 2023-12-13 | Huawei Device Co., Ltd. | Method, apparatus, and system for supporting multiple imsis |
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CN102547624B (en) * | 2010-12-07 | 2015-11-25 | 中国电信股份有限公司 | C2G international roaming user switches the method for IMSI, system and gateway |
CN102300193A (en) * | 2011-08-04 | 2011-12-28 | 华为终端有限公司 | International mobile subscriber identifier (IMSI) automatic switching method and device |
CN103024863A (en) * | 2012-11-22 | 2013-04-03 | 中兴通讯股份有限公司 | Method and device for realizing network access control of terminal |
CN105359562B (en) * | 2013-06-28 | 2020-06-12 | 株式会社Ntt都科摩 | Control device, control method, communication system, and computer-readable storage medium |
CN105451356B (en) * | 2014-06-23 | 2020-02-18 | 香港优克网络技术有限公司 | SIM card resource allocation method and device |
CN104411021A (en) * | 2014-12-01 | 2015-03-11 | 恒宝股份有限公司 | Dual-IMSI automatic switching method and system for realizing global roaming |
WO2016127343A1 (en) * | 2015-02-11 | 2016-08-18 | 华为技术有限公司 | Network registration method and terminal |
CN105357661B (en) * | 2015-10-23 | 2019-04-16 | 中国联合网络通信集团有限公司 | SIM card number switching method and apparatus |
CN105430738B (en) * | 2015-12-29 | 2019-01-29 | 魅族科技(中国)有限公司 | A kind of method and device for initiating registration |
CN106792643A (en) * | 2017-01-03 | 2017-05-31 | 北京握奇智能科技有限公司 | A kind of international roaming realization method and system based on card number switching |
CN112559586B (en) * | 2020-12-03 | 2023-06-09 | 中国联合网络通信集团有限公司 | Method and system for acquiring home user characteristic data |
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