CN101848438B - Method for remotely modifying network-locking parameter - Google Patents
Method for remotely modifying network-locking parameter Download PDFInfo
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- CN101848438B CN101848438B CN201010158012.9A CN201010158012A CN101848438B CN 101848438 B CN101848438 B CN 101848438B CN 201010158012 A CN201010158012 A CN 201010158012A CN 101848438 B CN101848438 B CN 101848438B
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Abstract
The invention relates to a method for remotely modifying a network-locking parameter, which comprises the following steps of: sending a modified network-locking parameter to a terminal in the form of a cipher text by using the short message service-point to point (SMS-PP) downloading function of an SIM card application toolkit (STK); and after the terminal decrypts the cipher text, triggering the RUNAT function of an STK module to modify the network-locking parameter of the terminal. Compared with the prior art, all network-locking parameter updating processes in the technical scheme of the invention are transparent to users, user information updating operation and network-locking parameter sending operation can be automatically finished by a server of an operator, and local user information and the network-locking parameter are automatically supplied by using the STK function of an SIM card so as to contribute to reducing the labor cost invested by the operator in the aspect of network locking.
Description
Technical field
The present invention relates to wireless communication technology field, more specifically, relate to a kind of method of remotely modifying network-locking parameter.
Background technology
Along with the full-fledged of 3G (Third Generation) Moblie technology and commercial widely, the competition between different operators is also growing more intense.The exploitation of the terminal equipment such as mobile phone, data card and sale adopt the mode of carrier customization more and more, and wherein lock network function is exactly one of them very important customized demand.So-called lock network is that the networking of mobile terminal is limited, and wishes this mobile terminal to be limited in the network within the scope of certain and could to use.Have on the mobile phone of lock network function or data card terminal and can only use the operator of this model terminal of customization to allow one or more SIM/USIM cards that use, the SIM/USIM card of all the other operators inserts on the mobile phone terminal of this model and cannot normally use.Lock network function can guarantee that user only uses the service of particular operator, guarantees the interests of operator.
Lock network function is for increasing the restriction of using SIM/USIM card to mobile terminal, traditional net locking method is that network-locking parameter is fixed in terminal when terminal is produced, yet when operator need to change the network-locking parameter of terminal, terminal recalling can only be locked again or provide new terminal to user, so just increase greatly the cost of operator.
Summary of the invention
The object of the invention is to propose a kind of method of remotely modifying network-locking parameter.
For achieving the above object, the present invention proposes a kind of method of remotely modifying network-locking parameter, utilize the point-to-point short message of SIM card user identification application development instrument (STK) to download (SMS-PP download) function, amended network-locking parameter is sent to terminal with the form of ciphertext, after terminal deciphering according to amended network-locking parameter, trigger the RUN AT function of STK module, revise the network-locking parameter of terminal.
Further, set up a lock network customer data base, deposit initial value, described initial value mainly comprises SIM card number, IMEI number and network-locking parameter.
Further, described database regularly obtains SIM card number corresponding to terminal.
Further, described database regularly obtains terminal corresponding SIM card number and refers to, when user changes after SIM card, STK sends to server by the form of short message by SIM card number, content in this lock network customer data base of server update, assurance terminal can be received the announcement information of revising network-locking parameter.
Further, after described database obtains SIM card corresponding to terminal number, remote update network-locking parameter and send out acknowledge message to described server.
Further, described remote update network-locking parameter also sends acknowledge message and refers to described server, according to the SIM card number of lock network database, trigger STK SMS-PP download SMS, send new network-locking parameter to terminal SIM card, STK triggers RUN AT function according to new network-locking parameter and revises network-locking parameter, after successfully modified, send STK note to server, the information in server update lock network database.
Further, described network-locking parameter refers to that current operator is for the lock network information of this terminal, and described lock network information refers to Mobile Network Code (Mobile Net Code) or Mobile Country Code MCC (Mobile CountryCode).
Further, store the integrated circuit card identifier (ICCID) of used SIM card into lane terminal, during each start, whether embedded in mobile phone program is identical with the ICCID storing in mobile phone by the ICCID of the SIM card of the current insertion of detection, if the same normally use, if different, STK module is by opening timing function, in use for some time, mobile phone replaces being stored in mobile phone for No. ICCID of old SIM card by No. ICCID of new SIM card, then IMEI number is sent to described server in the mode of STK short message, described server will retrieve respective stored item according to IMEI number after receiving this information, upgrade the SIM card information of this terminal.
Further, in the time need to changing the network-locking parameter of this terminal, search described database, find the SIM card number corresponding to IMEI number of this terminal, then to this SIM card card number, send a piece of news, the SMS-PP download mode that this information exchange is crossed STK function sends, after STK module receives this SMS-PPdownload short message, first information is decrypted, after deciphering, obtain the plaintext of network-locking parameter, by this expressly with the current network-locking parameter comparison of terminal, if identical, network-locking parameter is not made an amendment, to carrier server, send network-locking parameter without the information of revising, if lock network information is different, using the plaintext obtaining after deciphering as final network-locking parameter, revise lock network information, trigger the RUNAT function of STK module this moment, now STK module, using this expressly as the network-locking parameter of revising the AT order of network-locking parameter, is carried out and is revised network-locking parameter operation, after successfully modified, to carrier server, sends a bar response information, server finds respective items according to the IMEI number in lock network information database after receiving this information, and revises its network-locking parameter item.
Further, described terminal is mobile phone or data card.
In sum, compared with prior art, in technical solution of the present invention, the process of all renewal network-locking parameters is to user transparent, the operation of upgrading user profile and transmission network-locking parameter can be completed automatically by carrier server, provide subscriber's local information and network-locking parameter automatically to be completed by the STK function of SIM card, be conducive to reduce the human cost that operator drops into aspect lock network.
Accompanying drawing explanation
Fig. 1 is the lock network information field that in the embodiment of the present invention, lock network information database is safeguarded;
Fig. 2 is the handling process of terminal after inserting SIM card or start in the embodiment of the present invention;
Fig. 3 is that in the embodiment of the present invention, lock network information database upgrades handling process schematic diagram;
Fig. 4 is the schematic flow sheet of embodiment of the present invention STK change network-locking parameter.
Embodiment
The present invention proposes a kind of method that the STK of utilization function realizes remotely modifying network-locking parameter, its main thought is: the SMS-PP download function of utilizing SIM card STK, amended network-locking parameter is sent to terminal with the form of ciphertext, after terminal deciphering according to amended parameter, trigger the RUN AT function of STK module, revise terminal network lock parameter.
The method of utilization STK function remotely modifying network-locking parameter of the present invention comprises following principal character:
First feature: set up a lock network customer data base, deposit initial value.Described initial value mainly comprises SIM card number, IMEI number, network-locking parameter.
Second feature: described database regularly obtains SIM card number corresponding to terminal.That is to say and change after SIM card as user, STK sends to server by the form of short message by SIM card number, and the content in this lock network customer data base of server update guarantees that terminal can receive the announcement information of the modification network-locking parameter of operator.
The 3rd feature: remote update network-locking parameter and an acknowledge message are given described server.Operator is according to the SIM card number of lock network database, trigger STK SMS-PP download SMS, send new network-locking parameter to terminal SIM card, STK triggers RUN AT function according to new network-locking parameter and revises network-locking parameter, after successfully modified, send STK note to carrier server, carrier server upgrades the information in lock network database.
SIM is the english abbreviation of Subscriber Identity Module, i.e. " user identification module ".It is actually a smart card that includes large scale integrated circuit, is used for registered user's identification data and information.
STK is the english abbreviation of SIM Tool Kit, i.e. " user identification application development instrument " comprises mutual for terminal and SIM card of one group of instruction, can make like this application program in SIM card operation card, realizes the object of value-added service.
For operator, first need to safeguard a lock network user's database, user's SIM card number, IMEI (International Mobile Equipment Identify, international mobile equipment identification number) number, network-locking parameter in this database, have been deposited.Because IMEI number and the terminal of terminal is one to one, operator can utilize this terminal of the unique identification of IMEI number when change network-locking parameter.The object of storage SIM card number is in order to make terminal can receive the parameter modification information of operator.Network-locking parameter is current operator for lock network information (such as MNC:Mobile Net Code Mobile Network Code/MCC:Mobile Country Code Mobile Country Code MCC) of this terminal etc.
Carrier server can regularly obtain the SIM card card number using in terminal, guarantees that operator can trace into terminal SIM card card number used in time, guarantees no matter terminal is used that SIM card, and operator can change the parameter of its lock network.Concrete way is as follows: because STK has regularly the function of initiated event, utilize this function can make SIM card insert first or restart terminal after proceed as follows:
Store the ICCID of used SIM card (Integrated Circuit Card Identity, integrated circuit card identifier) into lane terminal.Due to every SIM card corresponding unique ICCID all, so can be used for distinguishing different SIM card for No. ICCID.The object that No. ICCID of used SIM card is stored into lane terminal is whether to change SIM card in order to detect user, during each start, whether embedded in mobile phone program is identical with the ICCID storing in mobile phone by the ICCID of the SIM card of the current insertion of detection, if the same normally use, if different, STK module is by opening timing function, in use for some time, mobile phone replaces being stored in mobile phone for No. ICCID of old SIM card by No. ICCID of new SIM card, then IMEI number is sent to carrier server in the mode of STK short message, carrier server will retrieve respective stored item according to IMEI number after receiving this information, upgrade the SIM card information of this terminal.
The process Shi You operator of change network-locking parameter initiatively initiates, in the time need to changing the network-locking parameter of this terminal, database is searched by operator, find the SIM card number corresponding to IMEI number of this terminal, then to this SIM card card number, send a piece of news, SMS-PP download (the point-to-point short message download) mode that this information exchange is crossed STK function sends, after STK module receives this SMS-PP download short message, first information is decrypted, after deciphering, obtain the plaintext of network-locking parameter, by this expressly with the current network-locking parameter comparison of terminal, if identical, network-locking parameter is not made an amendment, to carrier server, send network-locking parameter without the information of revising, if lock network information is different, using the plaintext obtaining after deciphering as final network-locking parameter, revise lock network information.Trigger the RUN AT function of STK module this moment, now STK module is using this plaintext as the network-locking parameter of revising the AT order of network-locking parameter, carry out and revise network-locking parameter operation, after successfully modified, to carrier server, send a bar response information, carrier server finds respective items according to the IMEI number in lock network information database after receiving this information, and revises its network-locking parameter item.If lock network server is not received success response or is received error message, illustrate and revise not success of network-locking parameter, now need the information of revising network-locking parameter according to resending after error reason certain interval of time.
Below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is described in further details.
Please refer to shown in Fig. 1 its lock network information field for showing in the database that needs to safeguard.
The IMEI number that field 101 is terminal, is used for unique identification terminal;
As shown in Figure 2, be that in the specific embodiment of the invention, terminal is inserted for the first time SIM card use or the handling process while changing SIM card detected, it comprises the following steps:
201: terminal phone is started shooting and initialization SIM card after inserting SIM card;
202: whether store in sense terminals No. ICCID with this SIM card No. ICCID be identical, if the same enters step 205, and terminal is normally used, if different, proceeds to step 203;
203: detect the service time of SIM card, if the time is greater than 2 hours, by No. ICCID of SIM card, deposit terminal in;
This step is to have the operation of the SIM card of replacing when user being detected, open STK timer, if it is super after a period of time service time this SIM card to be detected, is considered as user and has confirmed to change SIM card, deposit terminal in by No. ICCID of SIM card, cover in terminal original No. ICCID.
204:STK sends to the IMEI number of mobile phone the server of appointment in the mode of short message;
205: terminal is normally used.
As shown in Figure 3, be the handling process that in the present embodiment, server lock network information database upgrades storage content, it comprises:
301: lock network information server receives the short message of STK module, parse the IMEI information comprising in short message;
302: traversal lock network information database, finds corresponding Storage Item according to the IMEI number parsing;
303: the number information of SIM card that new terminal is used more in Storage Item corresponding to this IMEI number;
304: server sends the STK message being updated successfully to terminal.If terminal is not received this message, can certain interval of time after, terminal resends the STK short message that comprises IMEI number.
As shown in Figure 4, be in the specific embodiment of the invention, by STK, to change the flow process of network-locking parameter, it comprises the following steps:
401:STK sends SMS PP_download short message, the ciphertext that the content of this message is network-locking parameter;
The STK module of 402:SIM card is deciphered this cipher-text message after receiving this SMS PP_download short message;
403: read existing network-locking parameter;
STK triggers original network-locking parameter in RUN AT function reading terminals.
404: judge that whether the existing parameter of terminal is identical with the message after deciphering, enters step 411, if difference enters step 405 if identical;
405:PP_download triggers RUNAT function and revises original network-locking parameter;
406: whether network-locking parameter is revised in judgement successful, if successfully enter step 407, if change parameter unsuccessfully enters step 409;
407: terminal to server sends STK message, for confirming, change network-locking parameter success, enter step 408;
408: search lock network information database, utilize IMEI number corresponding relation, change the lock network item of information of this terminal;
409: to server, send the STK message that comprises error message and failure cause;
410: certain interval of time, resends the STK short message that comprises network-locking parameter ciphertext;
411: the flow process of change network-locking parameter finishes.
The process of all renewal network-locking parameters is to user transparent, the operation of upgrading user profile and transmission network-locking parameter can be completed automatically by carrier server, provide subscriber's local information and network-locking parameter automatically to be completed by the STK function of SIM card, be conducive to reduce the human cost that operator drops into aspect lock network.
Certainly; the present invention also can have numerous embodiments; in the situation that not deviating from spirit of the present invention and essence thereof; those of ordinary skill in the art are when making according to the present invention various corresponding changes or variation; in every case any modification of doing within the spirit and principles in the present invention, be equal to replacements, improvement, within protection scope of the present invention all should be included in.
Claims (7)
1. the method for a remotely modifying network-locking parameter, it is characterized in that: utilize the point-to-point short message of SIM card user identification application development instrument (STK) to download (SMS-PP download) function, amended network-locking parameter is sent to terminal with the form of ciphertext, after terminal deciphering according to amended network-locking parameter, trigger the RUNAT function of STK module, revise the network-locking parameter of terminal;
Wherein, set up a lock network customer data base, deposit initial value, described initial value mainly comprises SIM card number, IMEI number and network-locking parameter;
Store the integrated circuit card identifier (ICCID) of used SIM card into lane terminal, during each start, whether embedded in mobile phone program is identical with the ICCID storing in mobile phone by the ICCID of the SIM card of the current insertion of detection, if the same normally use, if different, STK module is by opening timing function, in use for some time, mobile phone replaces being stored in mobile phone for No. ICCID of old SIM card by No. ICCID of new SIM card, then IMEI number is sent to carrier server in the mode of STK short message, carrier server will retrieve respective stored item according to IMEI number after receiving this information, upgrade the SIM card information of this terminal,
In the time need to changing the network-locking parameter of this terminal, search described database, find the SIM card number corresponding to IMEI number of this terminal, then to this SIM card card number, send a piece of news, the SMS-PP download mode that this information exchange is crossed STK function sends, after STK module receives this SMS-PP download short message, first information is decrypted, after deciphering, obtain the plaintext of network-locking parameter, by this expressly with the current network-locking parameter comparison of terminal, if identical, network-locking parameter is not made an amendment, to carrier server, send network-locking parameter without the information of revising, if lock network information is different, using the plaintext obtaining after deciphering as final network-locking parameter, revise lock network information, trigger the RUN AT function of STK module this moment, now STK module, using this expressly as the network-locking parameter of revising the AT order of network-locking parameter, is carried out and is revised network-locking parameter operation, after successfully modified, to carrier server, sends a bar response information, Operation Server finds respective items according to the IMEI number in lock network information database after receiving this information, and revises its network-locking parameter item.
2. the method for claim 1, is characterized in that: described database regularly obtains SIM card number corresponding to terminal.
3. method as claimed in claim 2, it is characterized in that: described database regularly obtains terminal corresponding SIM card number and refers to, when user changes after SIM card, STK sends to carrier server by the form of short message by SIM card number, carrier server upgrades the content in this lock network customer data base, and assurance terminal can be received the announcement information of revising network-locking parameter.
4. method as claimed in claim 3, is characterized in that: after described database obtains SIM card corresponding to terminal number, and remote update network-locking parameter and send out acknowledge message to described carrier server.
5. method as claimed in claim 4, it is characterized in that: described remote update network-locking parameter also sends acknowledge message and refers to described carrier server, according to the SIM card number of lock network database, trigger STK SMS-PP download SMS, send new network-locking parameter to terminal SIM card, STK triggers RUN AT function according to new network-locking parameter and revises network-locking parameter, after successfully modified, send STK note to carrier server, carrier server upgrades the information in lock network database.
6. the method for claim 1, it is characterized in that: described network-locking parameter refers to that current operator is for the lock network information of this terminal, described lock network information refers to Mobile Network Code (Mobile Net Code) or Mobile Country Code MCC (Mobile Country Code).
7. the method for claim 1, is characterized in that: described terminal is mobile phone or data card.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010158012.9A CN101848438B (en) | 2010-04-23 | 2010-04-23 | Method for remotely modifying network-locking parameter |
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| CN201010158012.9A CN101848438B (en) | 2010-04-23 | 2010-04-23 | Method for remotely modifying network-locking parameter |
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| CN101848438B true CN101848438B (en) | 2014-04-30 |
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| CN102300204A (en) * | 2011-08-26 | 2011-12-28 | 中兴通讯股份有限公司 | Wireless terminal and lockup method and system thereof |
| CN102348195B (en) * | 2011-10-13 | 2018-09-07 | 中兴通讯股份有限公司 | A kind of wireless communication terminal and its method for upgrading software |
| CN102711089B (en) * | 2012-06-13 | 2015-08-26 | 中兴通讯股份有限公司 | Mobile terminal is carried out to method and the device of locking network and card |
| AU2013302378B2 (en) | 2012-08-16 | 2016-03-03 | Schlage Lock Company Llc | Cloud and smartphone communication system and method |
| MX366158B (en) | 2012-08-16 | 2019-06-14 | Schlage Lock Co Llc | Cloud-based wireless communication system and method. |
| CN103813326A (en) * | 2012-11-09 | 2014-05-21 | 青岛海信移动通信技术股份有限公司 | Network accessing and locking method and network accessing and locking equipment for terminal |
| CN106211203A (en) * | 2015-04-29 | 2016-12-07 | 中兴通讯股份有限公司 | Lock network data updating method and device |
| CN105744495A (en) * | 2016-04-01 | 2016-07-06 | 青岛海信移动通信技术股份有限公司 | Method for mobile terminal to obtain card information and mobile terminal |
| CN108206998A (en) * | 2016-12-20 | 2018-06-26 | 北京小米移动软件有限公司 | Obtain the method and device of end message |
| WO2021203235A1 (en) * | 2020-04-07 | 2021-10-14 | Qualcomm Incorporated | Universal integrated circuit card (uicc) service |
| CN113242545B (en) * | 2021-05-24 | 2022-10-25 | 惠州Tcl移动通信有限公司 | Updating method and updating system for equipment network locking list |
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| WO2005004069A1 (en) * | 2003-07-02 | 2005-01-13 | Mobipay International, S.A. | Digital mobile telephone transaction and payment system |
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