CN105120450A - Card data selecting method in SIM card and user terminal - Google Patents
Card data selecting method in SIM card and user terminal Download PDFInfo
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- CN105120450A CN105120450A CN201510564815.7A CN201510564815A CN105120450A CN 105120450 A CN105120450 A CN 105120450A CN 201510564815 A CN201510564815 A CN 201510564815A CN 105120450 A CN105120450 A CN 105120450A
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- sim card
- card data
- targeted carrier
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
Abstract
The invention provides a card data selecting method in an SIM card and a user terminal. The method comprises the steps as follows: obtaining a PLMN list of a current position, and determining a first operator list according to identification information of each PLMN in the PLMN list; selecting a plurality of sets of SIM card data stored in the SIM card according to the PLMN list and determining a second operator list; obtaining a target operator list and showing to a user to select by combining the first operator list and the second operator list; and then obtaining and activating the SIM card data corresponding to a target operator identifier selected by the user. Because each operator contained in the target operator list showed to the user is the operator which could access in a network service of the position where the user is currently located, the user could select any operator from the target operator list. The user terminal could obtain and activate the corresponding SIM card data so as to successfully access in the network, thereby improving network-access successful rate of the user terminal.
Description
Technical field
The present invention relates to communication technical field, particularly relate to card data selecting method and user terminal in a kind of SIM card.
Background technology
When user is in trans-regional lower use communication service, need to pay high wandering fee to home-operator, in order to solve this problem, the SIM card that user is provided by the local operator of purchase realizes network insertion, but user needs frequent switching between multiple operator and frequently plugs SIM card, cause use loaded down with trivial details, and fragile and loss SIM card, and single carrier network covering power is limited.
In order to avoid above-mentioned high wandering fee and the problem such as single carrier network covering power is limited, at present, many cover SIM card data in SIM card, often can be supported.In prior art, in order to make user can select the many covers card data in SIM card, STK technology can be adopted, being in the form of menus presented to user by overlapping card data more, selecting for user.After user have selected one of them card data, by activating this card data, to access this by communication network corresponding to the card data selected.Based on this selection mode, often there is such problem: the communication network corresponding to card data that user selects is A, but, do not comprise A in the communication network of current covering user position, now, will cause user cannot successful access communications network A.That is, based on existing card data selection mode, greatly networking success rate can be reduced.
Summary of the invention
The invention provides card data selecting method and user terminal in a kind of SIM card, easily cause to overcome existing card data selection mode the defect that user-network access success rate is low.
First aspect present invention provides card data selecting method in a kind of SIM card, comprising:
Obtain the public land mobile network PLMN list of current location, and determine first operator list corresponding with described PLMN list according to the identification information of each PLMN in described PLMN list;
According to described PLMN list, many covers SIM card data that SIM card stores are screened, obtain the targeted SIM card data corresponding with described PLMN list, and according to the SPN in described targeted SIM card data, determine second operator list corresponding with described targeted SIM card data;
Merge described first operator list and described second operator list, obtain targeted carrier's list, and present described targeted carrier's list for user's selection;
Receive targeted carrier's mark that described user selects from described targeted carrier's list;
Obtain and activate and identify corresponding SIM card data with described targeted carrier.
Second aspect present invention provides a kind of user terminal, comprising:
First acquisition module, for obtaining the public land mobile network PLMN list of current location;
First determination module, for determining first operator list corresponding with described PLMN list according to the identification information of each PLMN in described PLMN list;
Second acquisition module, for screening many covers SIM card data that SIM card stores according to described PLMN list, obtains the targeted SIM card data corresponding with described PLMN list;
Second determination module, for according to the SPN in described targeted SIM card data, determines second operator list corresponding with described targeted SIM card data;
Processing module, for merging described first operator list and described second operator list, obtains targeted carrier's list, and presents described targeted carrier's list for user's selection;
Receiver module, for receiving targeted carrier's mark that described user selects from described targeted carrier's list;
Active module, identifies corresponding SIM card data for obtaining and activating with described targeted carrier.
Card data selecting method and user terminal in SIM card provided by the invention, after each PLMN obtaining current position, according to this each PLMN, the whole card data in SIM card are screened, make the targeted SIM card data obtained after screening can both support above-mentioned each PLMN.Thus, after the first operator list obtained respectively according to the mark of each PLMN and the SPN of targeted SIM card data and the second operator list, these two operator list are merged, the each operation commercial city comprised in the targeted carrier's list obtained there is provided can the operator of network service of the current position of access user, thus, user can therefrom select any one operator, user terminal can obtain and activate corresponding SIM card data, success networks, and improves the networking success rate of user terminal.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of card data selecting method embodiment one in SIM card provided by the invention;
Fig. 2 is the schematic flow sheet of card data selecting method embodiment two in SIM card provided by the invention;
Fig. 3 is the schematic flow sheet of card data selecting method embodiment three in SIM card provided by the invention;
Fig. 4 is the structural representation of user terminal embodiment one provided by the invention;
Fig. 5 is the structural representation of user terminal embodiment two provided by the invention;
Fig. 6 is the structural representation of user terminal embodiment three provided by the invention.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 is the schematic flow sheet of card data selecting method embodiment one in SIM card provided by the invention, and as shown in Figure 1, the method comprises:
The public land mobile network PLMN list of S101, acquisition current location, and determine first operator list corresponding with described PLMN list according to the identification information of each PLMN in described PLMN list.
Particularly, when terminal off-grid, user manually initiate or terminal detects that terminal current registration PLMN changes, all available frequency supported under triggering terminal search current location, obtains the public land mobile network PLMN list of described current location.
The present embodiment is by the mobile country code (MobileCountryCode in the identification information of each PLMN in described PLMN list, be called for short MCC) and mobile network code, MNC (MobileNetworkCode, be called for short MNC), determine the operator corresponding to each PLMN, merge wherein identical operator, the list be made up of these operators determined is described first operator list.
S102, according to described PLMN list, many covers SIM card data that SIM card stores to be screened, obtain the targeted SIM card data corresponding with described PLMN list, and according to the SPN in described targeted SIM card data, determine second operator list corresponding with described targeted SIM card data.
Particularly, many covers SIM card data that reading SIM card stores, according to obtained PLMN list, many covers SIM card data that SIM card stores are screened, get rid of the SIM card data wherein not supporting PLMN in described PLMN list, to support that the SIM card data of described PLMN are as targeted SIM card data, each self-corresponding operator name (ServiceProviderName is obtained from each targeted SIM card data, be called for short SPN), merge wherein identical operator, the list be made up of the operator name that each targeted SIM card data are corresponding is described second operator list.
S103, merge described first operator list and described second operator list, obtain targeted carrier's list, and present described targeted carrier's list and select for user.
Particularly, the first operator list obtained and the second operator list are compared, merge the operator that the first operator list is identical with in the second operator list, namely the union of the first operator list and the second operator list is got, to obtain described targeted carrier's list, and this list is presented on terminal interface, the selection of operator is carried out for user.
S104, receive targeted carrier's mark that described user selects from described targeted carrier's list.
Particularly, when user carries out SIM card data selection in advance, by clicking certain operator identifier in targeted carrier's list that terminal interface presents, to send triggering signal to terminal.
S105, acquisition and activate identify corresponding SIM card data with described targeted carrier.
After terminal receives the triggering signal of user, according to the operator identifier that user selects, obtain the SIM card data corresponding with this operator identifier, then activate these SIM card data and carry out network insertion.
After each PLMN of the present embodiment by acquisition current position, according to this each PLMN, the whole card data in SIM card are screened, make the targeted SIM card data obtained after screening can both support above-mentioned each PLMN.Thus, after the first operator list obtained respectively according to the mark of each PLMN and the SPN of targeted SIM card data and the second operator list, these two operator list are merged, the each operation commercial city comprised in the targeted carrier's list obtained after merging there is provided can the operator of network service of the current position of access user, user can therefrom select any one operator according to the actual demand of self and use habit, user terminal can obtain and activate corresponding SIM card data, success networks, improve the networking success rate of user terminal, maintain the independence of user when selecting operator simultaneously, continue the use habit of user.
Fig. 2 is the schematic flow sheet of card data selecting method embodiment two in SIM card provided by the invention, on basis embodiment illustrated in fig. 1, as shown in Figure 2, above-mentioned steps S105, acquisition and activate identify corresponding SIM card data with described targeted carrier, comprising:
S201, determine whether to comprise in described targeted SIM card data to identify corresponding SIM card data with described targeted carrier, if comprise in described targeted SIM card data and identify corresponding SIM card data with described targeted carrier, then perform step S202, if do not comprise in described targeted SIM card data and identify corresponding SIM card data with described targeted carrier, then perform step S203-S206.
Particularly, get union due to targeted carrier's list by the first operator list and the second operator list to be formed, and the second operator list is based target SIM card data acquisition, if the operator to be accessed selected in targeted carrier's list that therefore user presents on terminal interface belongs to one in the second operator list originally, then the SIM card data that this operator to be accessed is corresponding certainly exist in targeted SIM card data.If the to be accessed operator D of user selected by terminal interface belongs to one in the first operator list originally, and in the second operator list, there is no this operator D, so must not comprise SIM card data corresponding to this operator D in targeted SIM card data.
S202, obtain from described targeted SIM card data and activate and identify corresponding SIM card data with described targeted carrier.
Particularly, after user selects targeted carrier's mark from presented targeted carrier's list, if comprise this targeted carrier in targeted SIM card data to identify corresponding SIM card data, that is, one may be had in targeted SIM card data to identify corresponding SIM card data with this targeted carrier, also can have multiple.When this targeted carrier mark is to when should have multiple SIM card data, now the plurality of SIM card data are presented to user by terminal in the form of a list, and user selects any one SIM card data from list, by activating these SIM card data to realize network insertion.
S203, to backstage application server send inquiry request, described inquiry request comprises described targeted carrier mark, and described inquiry request is used to indicate described background application server lookup acquisition and identifies corresponding SIM card server address with described targeted carrier.
Particularly, after background application server receives inquiry request, by this request forward to the aerial download server of SIM card of targeted carrier, the address of aerial for this SIM card download server is pushed to terminal simultaneously.
S204, receive described background application server send described SIM card server address.
S205, send download request according to described SIM card server address to described SIM card server, described download request identifies corresponding SIM card data for downloading with described targeted carrier.
Particularly, terminal uses the address of background application server push and the aerial download server of SIM card of targeted carrier to connect, and after the SIM card data needed for the aerial download server of SIM card, sends it to terminal.
S206, reception and activate described SIM card server send identify corresponding SIM card data with described targeted carrier.
After the success of SIM card data activation, terminal uses this new data to step on net.
In the present embodiment, terminal can select to set up the file being used for specially storing SIM card server address, terminal is behind the address receiving SIM card server push, can be stored in this document, when follow-up use, terminal is by based on described this file of PLMN list search, directly to obtain SIM card server address corresponding to targeted carrier from file, and use the SIM card server of this address and targeted carrier to connect, carry out the download of SIM card data, to download to required SIM card data more rapidly.
The present embodiment is by after receiving targeted carrier's mark of user's selection, first determine whether to comprise in described targeted SIM card data to identify corresponding SIM card data with described targeted carrier, when having targeted carrier in targeted SIM card data and identifying corresponding SIM card data, directly obtain from targeted SIM card data and activate, user can local data in priority activation SIM card, with fast access into network; When targeted SIM card data do not exist targeted carrier identify corresponding SIM data time, the backstage of being carried out required SIM card data by SIM card server is downloaded in real time, makes user use the SIM card data downloaded in real time to carry out network insertion.With the difference of the operator selected according to user, corresponding mode is adopted to obtain required SIM card data, achieve user can download local SIM card data in real time demand when roaming, ensureing that user selects on the basis of the independence of operator, for user can provide guarantee by successful access network, greatly reduce the network charges of user under roaming scence.
Fig. 3 is the schematic flow sheet of card data selecting method embodiment three in SIM card provided by the invention, on the basis of above-mentioned any embodiment, as shown in Figure 3, above-mentioned steps S202, obtain from described targeted SIM card data and after activating and identifying corresponding SIM card data with described targeted carrier, also comprise:
Whether S301, determining can successful access network by identifying corresponding SIM card data with described targeted carrier, if can successful access network, then performs step S302; If can not access network, then execution step S303.
The SIM card data that S302, use activate are surfed the Net.
S303, rollback activate former SIM card data, and deletion identifies corresponding SIM card data with described targeted carrier.Wherein, described former SIM card data perform to activate to identify with described targeted carrier the SIM card data being in state of activation before corresponding SIM card data.
The present embodiment is after obtaining and activate and identify corresponding SIM card data with described targeted carrier, the further SIM card data success access network judging to activate, if can not net be stepped on, then rollback activates former SIM card data, and the SIM card data this can not being stepped on net are deleted, for user can provide further guarantee by successful access network.
Fig. 4 is the structural representation of user terminal embodiment one provided by the invention, with reference to shown in accompanying drawing 4, this user terminal comprises: the first acquisition module 401, first determination module 402, second acquisition module 403, second determination module 404, processing module 405, receiver module 406 and active module 407, wherein:
First acquisition module 401, for obtaining the public land mobile network PLMN list of current location.
First determination module 402, for determining first operator list corresponding with described PLMN list according to the identification information of each PLMN in described PLMN list.
Second acquisition module 403, for screening many covers SIM card data that SIM card stores according to described PLMN list, obtains the targeted SIM card data corresponding with described PLMN list.
Second determination module 404, for according to the SPN in described targeted SIM card data, determines second operator list corresponding with described targeted SIM card data.
Processing module 405, for merging described first operator list and described second operator list, obtains targeted carrier's list, and presents described targeted carrier's list for user's selection.
Receiver module 406, for receiving targeted carrier's mark that described user selects from described targeted carrier's list.
Active module 407, identifies corresponding SIM card data for obtaining and activating with described targeted carrier.
The user terminal of the present embodiment is for performing the flow process of aforesaid embodiment of the method one.The present embodiment obtains each PLMN of current position by the first acquisition module, screens the whole card data in SIM card according to this each PLMN, makes the targeted SIM card data obtained after screening can both support above-mentioned each PLMN.Thus, after the first operator list obtained respectively according to the mark of each PLMN and the SPN of targeted SIM card data and the second operator list, these two operator list being merged each operation commercial city comprised in the targeted carrier's list obtained there is provided can the operator of network service of the current position of access user, user can therefrom select any one operator according to the actual demand of self and use habit, user terminal can obtain and activate corresponding SIM card data, success networks, improve the networking success rate of user terminal, maintain the independence of user when selecting operator simultaneously, continue the use habit of user.
Fig. 5 is the structural representation of user terminal embodiment two provided by the invention, on basis embodiment illustrated in fig. 4, with reference to shown in accompanying drawing 5, in the present embodiment, the active module of user terminal specifically comprises the first judgement submodule 501, first and activates submodule 502 and the second activation submodule 503, wherein:
First judges submodule 501, identifies corresponding SIM card data for determining whether to comprise in described targeted SIM card data with described targeted carrier.
First activates submodule 502, if identify corresponding SIM card data for comprising in described targeted SIM card data with described targeted carrier, then obtains from described targeted SIM card data and activates and identify corresponding SIM card data with described targeted carrier.
Second activates submodule 503, if identify corresponding SIM card data for not comprising in described targeted SIM card data with described targeted carrier, then identify corresponding SIM card server from described targeted carrier, download and activate and identify corresponding SIM card data with described targeted carrier.
Further, second activates submodule 503 specifically comprises transmitting element 5031, receiving element 5032 and activates unit 5033, wherein:
Transmitting element 5031, for sending inquiry request to backstage application server, described inquiry request comprises described targeted carrier mark, and described inquiry request is used to indicate described background application server lookup acquisition and identifies corresponding SIM card server address with described targeted carrier.
Receiving element 5032, for receiving the described SIM card server address that described background application server sends.
Described transmitting element 5031, also for sending download request according to described SIM card server address to described SIM card server, described download request identifies corresponding SIM card data for downloading with described targeted carrier.
Described receiving element 5032, also for receive described SIM card server send identify corresponding SIM card data with described targeted carrier.
Activate unit 5033, for activate described SIM card server send identify corresponding SIM card data with described targeted carrier.
The user terminal of the present embodiment for performing the flow process of aforesaid embodiment of the method two, its specific implementation principle and technique effect similar, do not repeat them here, refer to the description of embodiment of the method.
Fig. 6 is the structural representation of user terminal embodiment three provided by the invention, on Fig. 4 or basis embodiment illustrated in fig. 5, with reference to shown in accompanying drawing 6, the user terminal shown in the present embodiment, also comprise the second judge module 601, roll-back module 602 and removing module 603, wherein:
Whether the second judge module 601, for determining by identifying corresponding SIM card data can successful access network with described targeted carrier.
Roll-back module 602, if for by with described targeted carrier identify corresponding SIM card data can not access network time, rollback activates former SIM card data, and described former SIM card data perform to activate to identify with described targeted carrier the SIM card data being in state of activation before corresponding SIM card data.
Removing module 603, for activate former SIM card data in rollback after, deletes and identifies corresponding SIM card data with described targeted carrier.
The user terminal of the present embodiment for performing the flow process of aforesaid embodiment of the method three, its specific implementation principle and technique effect similar, do not repeat them here, refer to the description of embodiment of the method.
One of ordinary skill in the art will appreciate that: all or part of step realizing above-mentioned each embodiment of the method can have been come by the hardware that program command is relevant.Aforesaid program can be stored in a computer read/write memory medium.This program, when performing, performs the step comprising above-mentioned each embodiment of the method; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a card data selecting method in SIM card, is characterized in that, comprising:
Obtain the public land mobile network PLMN list of current location, and determine first operator list corresponding with described PLMN list according to the identification information of each PLMN in described PLMN list;
According to described PLMN list, many covers SIM card data that SIM card stores are screened, obtain the targeted SIM card data corresponding with described PLMN list, and according to the SPN in described targeted SIM card data, determine second operator list corresponding with described targeted SIM card data;
Merge described first operator list and described second operator list, obtain targeted carrier's list, and present described targeted carrier's list for user's selection;
Receive targeted carrier's mark that described user selects from described targeted carrier's list;
Obtain and activate and identify corresponding SIM card data with described targeted carrier.
2. method according to claim 1, is characterized in that, described acquisition and activate identify corresponding SIM card data with described targeted carrier, comprising:
Determine whether to comprise in described targeted SIM card data to identify corresponding SIM card data with described targeted carrier;
If comprise in described targeted SIM card data and identify corresponding SIM card data with described targeted carrier, then obtain from described targeted SIM card data and activate and identify corresponding SIM card data with described targeted carrier;
If do not comprise in described targeted SIM card data and identify corresponding SIM card data with described targeted carrier, then identify corresponding SIM card server from described targeted carrier, download and activate and identify corresponding SIM card data with described targeted carrier.
3. method according to claim 2, is characterized in that, identifies corresponding SIM card server from described targeted carrier, downloads and activate to identify corresponding SIM card data with described targeted carrier, comprising:
Send inquiry request to backstage application server, described inquiry request comprises described targeted carrier mark, and described inquiry request is used to indicate described background application server lookup acquisition and identifies corresponding SIM card server address with described targeted carrier;
Receive the described SIM card server address that described background application server sends;
Send download request according to described SIM card server address to described SIM card server, described download request identifies corresponding SIM card data for downloading with described targeted carrier;
Receive and activate described SIM card server send identify corresponding SIM card data with described targeted carrier.
4. according to the method in claim 2 or 3, it is characterized in that, described acquisition also after activating and identifying corresponding SIM card data with described targeted carrier, also comprises:
Whether determine can successful access network by identifying corresponding SIM card data with described targeted carrier;
If can not access network, then rollback activates former SIM card data, and described former SIM card data perform to activate to identify with described targeted carrier the SIM card data being in state of activation before corresponding SIM card data.
5. method according to claim 4, is characterized in that, described rollback also comprises after activating former SIM card data:
Delete and identify corresponding SIM card data with described targeted carrier.
6. a user terminal, is characterized in that, comprising:
First acquisition module, for obtaining the public land mobile network PLMN list of current location;
First determination module, for determining first operator list corresponding with described PLMN list according to the identification information of each PLMN in described PLMN list;
Second acquisition module, for screening many covers SIM card data that SIM card stores according to described PLMN list, obtains the targeted SIM card data corresponding with described PLMN list;
Second determination module, for according to the SPN in described targeted SIM card data, determines second operator list corresponding with described targeted SIM card data;
Processing module, for merging described first operator list and described second operator list, obtains targeted carrier's list, and presents described targeted carrier's list for user's selection;
Receiver module, for receiving targeted carrier's mark that described user selects from described targeted carrier's list;
Active module, identifies corresponding SIM card data for obtaining and activating with described targeted carrier.
7. user terminal according to claim 6, is characterized in that, described active module comprises:
First judges submodule, identifies corresponding SIM card data for determining whether to comprise in described targeted SIM card data with described targeted carrier;
First activates submodule, if identify corresponding SIM card data for comprising in described targeted SIM card data with described targeted carrier, then obtains from described targeted SIM card data and activates and identify corresponding SIM card data with described targeted carrier;
Second activates submodule, if identify corresponding SIM card data for not comprising in described targeted SIM card data with described targeted carrier, then identify corresponding SIM card server from described targeted carrier, download and activate and identify corresponding SIM card data with described targeted carrier.
8. user terminal according to claim 7, is characterized in that, described second activates submodule comprises:
Transmitting element, for sending inquiry request to backstage application server, described inquiry request comprises described targeted carrier mark, and described inquiry request is used to indicate described background application server lookup acquisition and identifies corresponding SIM card server address with described targeted carrier;
Receiving element, for receiving the described SIM card server address that described background application server sends;
Described transmitting element, also for sending download request according to described SIM card server address to described SIM card server, described download request identifies corresponding SIM card data for downloading with described targeted carrier;
Described receiving element, also for receive described SIM card server send identify corresponding SIM card data with described targeted carrier;
Activate unit, for activate described SIM card server send identify corresponding SIM card data with described targeted carrier.
9. the user terminal according to claim 7 or 8, is characterized in that, also comprises:
Second judge module, for whether determine can successful access network by identifying corresponding SIM card data with described targeted carrier;
Roll-back module, if for by with described targeted carrier identify corresponding SIM card data can not access network time, rollback activates former SIM card data, and described former SIM card data perform to activate to identify with described targeted carrier the SIM card data being in state of activation before corresponding SIM card data.
10. user terminal according to claim 9, is characterized in that, also comprises:
Removing module, identifies corresponding SIM card data for deleting with described targeted carrier.
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| CN107995614A (en) * | 2017-12-12 | 2018-05-04 | 恒宝股份有限公司 | A kind of carrier data sharing method and device |
| CN107995614B (en) * | 2017-12-12 | 2019-05-24 | 恒宝股份有限公司 | A kind of carrier data sharing method and device |
| CN111066348A (en) * | 2018-03-28 | 2020-04-24 | 华为技术有限公司 | Network access method and terminal equipment |
| CN111417158A (en) * | 2020-03-25 | 2020-07-14 | 展讯通信（上海）有限公司 | Network access method and terminal equipment |
| CN113573302A (en) * | 2021-09-26 | 2021-10-29 | 中勍科技有限公司 | Network selection system of multi-SIM mobile equipment |
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| CN105120450B (en) | 2018-09-14 |
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