CN104853412A - Network access method and mobile communication terminal - Google Patents

Network access method and mobile communication terminal Download PDF

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Publication number
CN104853412A
CN104853412A CN201510218420.1A CN201510218420A CN104853412A CN 104853412 A CN104853412 A CN 104853412A CN 201510218420 A CN201510218420 A CN 201510218420A CN 104853412 A CN104853412 A CN 104853412A
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China
Prior art keywords
visited place
plmn
network
communication terminal
mobile communication
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CN201510218420.1A
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Chinese (zh)
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CN104853412B (en
Inventor
刘海
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Priority to CN201510218420.1A priority Critical patent/CN104853412B/en
Publication of CN104853412A publication Critical patent/CN104853412A/en
Priority to PCT/CN2016/078060 priority patent/WO2016173368A1/en
Application granted granted Critical
Publication of CN104853412B publication Critical patent/CN104853412B/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/02—Access restriction performed under specific conditions
    • H04W48/04—Access restriction performed under specific conditions based on user or terminal location or mobility data, e.g. moving direction, speed
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/18—Selecting a network or a communication service

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The embodiments of the present invention disclose a network access method and a mobile communication terminal. The method comprises the steps of at a second visitor location, searching the network by the mobile communication terminal when moved from a first visitor location to the second visitor location, and establishing the communication connection between the mobile communication terminal and a matching PLMN at the second visitor location upon finding out the PLMN matched with a network identifier in an equivalent public land mobile network (EPLMN) list at the second visitor location. The EPLMN list contains the network identifiers of PLMNs at an address location and the network identifiers of PLMNs at visitor locations. According to the technical scheme of the invention, the network identifiers of PLMNs at the visitor locations are added into the EPLMN list. In this way, during the network searching process of the mobile communication terminal, since the searching RPLMN is equivalent to the PLMNs at the visitor locations, the network-searching and registration process can be quickly and successfully done. Therefore, the network-searching time is effectively saved, and the network-searching efficiency is improved.

Description

A kind of method for network access and mobile communication terminal
Technical field
The present invention relates to mobile communication technology field, particularly relate to a kind of method for network access and mobile communication terminal.
Background technology
Public land mobile network (PLMN, Public Land Mobile Network), the operator ratified by government or it is the network that the public provides land mobile business purpose and set up and manage.This networking usually interconnects with public switched telephone network, the communication network of formation whole distract or Country Scale.
The mark normally string number code of public land mobile network, the network identity of the PLMN of such as China Mobile is 46000, the network identity of the PLMN of CHINAUNICOM is 46001, and the mobile network that user provides by each operator can conveniently communicate.Along with the raising of people's living standard, the travel abroad of portable communication terminal equipment or the user be on business also get more and more, when user carries out roaming communication (as international roaming communication), its mobile communication terminal (as mobile phone) etc. needs again to look for net, to obtain the network identity of public land mobile network.
When mobile communication terminal roams into another visited place (such as mobile communication terminal roams to another visit state from a visit state) from certain visited place, or when mobile communication terminal roams into certain visited place (mobile communication terminal of such as China roams to another visit state from only one China) from ownership place, mobile communication terminal needs the public land mobile network accessing current visited place, but, current recurrent situation is after mobile communication terminal roams into certain visited place, mobile communication terminal often needs long time (sometimes even may need to wait for more than dozens of minutes) just successfully can access the public land mobile network of current visited place, this affects telex network greatly and experiences.
Summary of the invention
Embodiment of the present invention technical problem to be solved is, a kind of method for network access and mobile communication terminal are provided, achieve the quick method for searching network of roaming between non-attribution, by the PLMN of visited place being added in EPLMN to the mode of carrying out equivalence, effectively save the time that net is searched in roaming, for user provides better experience.
First aspect, embodiments provides a kind of method for network access, can comprise:
The mobile communication terminal of the second visited place is moved at described second visited place search network from the first visited place;
If searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in described second visited place, set up the communication connection between described mobile communication terminal and the described visited place PLMN matched; Wherein, described EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with described mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.
In conjunction with first aspect, in the implementation that the first is possible, the network identity equivalence of the network identity of described visited place PLMN and the registered public land mobile network RPLMN of described mobile communication terminal first search.
In conjunction with first aspect, in the implementation that the second is possible, described EPLMN list also comprises the network identity of equivalent ownership place PLMN and/or the network identity of equivalent visited place PLMN.
In conjunction with first aspect, in the implementation that the third is possible, the described mobile communication terminal being moved to the second visited place from the first visited place also comprised before described second visited place search network: the network identity adding described visited place PLMN to described EPLMN list.
In conjunction with the third possible implementation of first aspect, in the 4th kind of possible implementation, described in described EPLMN list, add the network identity of described visited place PLMN before, also comprise: described mobile communication terminal obtains the network identity of described visited place PLMN by cable network and/or wireless network.
In conjunction with the third possible implementation of first aspect, in the 5th kind of possible implementation, described in described EPLMN list, add the network identity of described visited place PLMN before, also comprise: described mobile communication terminal obtains the network identity of described visited place PLMN by sequence information.
In conjunction with the third possible implementation of first aspect, in the 6th kind of possible implementation, described in described EPLMN list, add the network identity of described visited place PLMN before, also comprise: described mobile communication terminal receives the network identity of the described visited place PLMN of user's input.
In conjunction with any one mode in first aspect or the first possible implementation of first aspect or the possible implementation of the second of first aspect or the 5th kind of possible implementation of the third possible implementation of first aspect or the 4th kind of possible implementation of first aspect or first aspect or the 6th kind of possible implementation of first aspect, in the 7th kind of possible implementation, any two in described ownership place, described first visited place and described second visited place belong to country variant or different rows administrative division.
Second aspect, embodiments provides a kind of mobile communication terminal, can comprise:
Search net module, for being moved to the described mobile communication terminal of the second visited place from the first visited place at described second visited place search network;
Communication module, if for having searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in described second visited place, set up the communication connection between described mobile communication terminal and the described visited place PLMN matched; Wherein, described EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with described mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.
In conjunction with second aspect, in the implementation that the first is possible, the network identity equivalence of the network identity of described visited place PLMN and the registered public land mobile network RPLMN of described mobile communication terminal first search.
In conjunction with second aspect, in the implementation that the second is possible, described EPLMN list also comprises the network identity of equivalent ownership place PLMN and/or the network identity of equivalent visited place PLMN.
In conjunction with second aspect, in the implementation that the third is possible, described terminal also comprises:
Mark adds module, for adding the network identity of described visited place PLMN in described EPLMN list.
In conjunction with the third possible implementation of second aspect, in the 4th kind of possible implementation, described terminal also comprises:
First identifier acquisition module, obtains the network identity of described visited place PLMN by cable network and/or wireless network for described mobile communication terminal.
In conjunction with the third possible implementation of second aspect, in the 5th kind of possible implementation, described terminal also comprises:
Second identifier acquisition module, obtains the network identity of described visited place PLMN by sequence information for described mobile communication terminal.
In conjunction with the third possible implementation of second aspect, in the 6th kind of possible implementation, described terminal also comprises:
3rd identifier acquisition module, receives the network identity of the described visited place PLMN of user's input for described mobile communication terminal.
In conjunction with any one mode in second aspect or the first possible implementation of second aspect or the possible implementation of the second of second aspect or the 5th kind of possible implementation of the third possible implementation of second aspect or the 4th kind of possible implementation of second aspect or second aspect or the 6th kind of possible implementation of second aspect, in the 7th kind of possible implementation, any two in described ownership place, described first visited place and described second visited place belong to country variant or different rows administrative division.
Implement the embodiment of the present invention, there is following beneficial effect:
In the technical scheme of the embodiment of the present invention, not only add the network identity of mobile communication terminal ownership place PLMN to equivalent public land mobile network EPLMN list, and also add the network identity having signed the PLMN of the visited place operator of roaming agreement with the operator of mobile communication terminal ownership place PLMN got to EPLMN list, wherein, be moved communication terminal between each PLMN storing network identity in EPLMN list and be considered as equivalence to a certain extent, therefore, if carry out the network insertion of described mobile communication terminal according to described EPLMN list, so owing to storing the network identity of some the visited place operators PLMN having signed roaming agreement with the operator of mobile communication terminal ownership place PLMN in EPLMN list, therefore, when described mobile communication terminal moves to certain visited place from ownership place or moves to another visited place from certain visited place, web search is carried out in the current visited place that described mobile communication terminal is moving to, the possibility so storing certain PLMN of network identity in web search hit EPLMN list will greatly improve, therefore, described mobile communication terminal may greatly improve in the efficiency of current visited place access network, this is just conducive to shortening telex network waiting time (ideally mobile communication terminal may only need several seconds just can complete network insertion) greatly, and then be conducive to improving telex network experience greatly.
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 only 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 a kind of method for network access in the embodiment of the present invention;
Fig. 2 is the schematic flow sheet of the another kind of method for network access in the embodiment of the present invention;
Fig. 3 is the schematic flow sheet of another method for network access in the embodiment of the present invention;
Fig. 4 is the structural representation of a kind of mobile communication terminal in the embodiment of the present invention;
Fig. 5 is the structural representation of the another kind of mobile communication terminal in the embodiment of the present invention;
Fig. 6 is the structural representation of another mobile communication terminal in the embodiment of the present invention;
Fig. 7 is the structural representation of another mobile communication terminal in the embodiment of the present invention;
Fig. 8 is the structural representation of another mobile communication terminal in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only 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.
It should be noted that, the term used in embodiments of the present invention is only for the object describing specific embodiment, and not intended to be limiting the present invention." one ", " described " and " being somebody's turn to do " of the singulative used in the embodiment of the present invention and appended claims is also intended to comprise most form, unless context clearly represents other implications.It is also understood that term "and/or" used herein refer to and comprise one or more project of listing be associated any or all may combine.
The illustrating and being explained as follows of the english abbreviation noun be mentioned in the present invention:
PLMN (Public Land Mobile Network, public land mobile network), the operator ratified by government or it is the network that the public provides land mobile business purpose and set up and manage.
RPLMN (the registered PLMN of Registered PLMN): registered PLMN.The PLMN of mobile communication terminal before shutdown last time or off-grid in registration.3GPP TSG in 2003 TP-21 meeting determines, this parameter is deleted from usim card, and is kept in the internal memory of terminal.
EPLMN (Equivalent PLMN equivalence PLMN): for being in the PLMN of par with the current selected PLMN of mobile communication terminal, its priority is identical.
EHPLMN (Equivalent Home PLMN equivalence ownership place PLMN): for being in the local plmn of par with the current selected PLMN of mobile communication terminal.In fact: EHPLMN and EPLMN is like the 158 newly-built networks being middle movement, and PLMN is like being 135 ~ 139 original networks.
HPLMN (Home PLMN ownership place PLMN): be the PLMN of mobile communication terminal user ownership.That is, the MCC comprised in the IMSI number on mobile communication terminal usim card is consistent with MCC with MNC on MNC and HPLMN, and for a certain user, the PLMN of its ownership only has one.
VPLMN (Visited PLMN visited place PLMN): be the PLMN of mobile communication terminal user access visited place.Its PLMN and the MCC that there is the IMSI in SIM card, MNC is incomplete same.After mobile communication terminal loses covering, a VPLMN will be selected.
It should be noted that, mobile communication terminal in the embodiment of the present invention includes but not limited to can the smart mobile phone of run user identification card, panel computer, media player, intelligent television, Intelligent bracelet, Intelligent worn device, MP3 player (Moving Picture Experts Group Audio Layer III, dynamic image expert compression standard audio frequency aspect 3), MP4 (Moving Picture Experts Group Audio LayerIV, dynamic image expert compression standard audio frequency aspect 3) player, personal digital assistant (Personal DigitalAssistant, PDA) mobile communication equipment such as pocket computer on knee.
Fig. 1 is the schematic flow sheet of a kind of method for network access in the embodiment of the present invention, describe in detail below in conjunction with a kind of method for network access in accompanying drawing 1 pair of embodiment of the present invention, as shown in Figure 1, a kind of method for network access in the present embodiment can comprise the following steps S101-step S102.
Step S101: be moved to the mobile communication terminal of the second visited place from the first visited place at described second visited place search network.
Particularly, mobile communication terminal, when carrying out international roaming, is moved to the second visited place from the first visited place, and at the second visited place search network.First, first mobile communication terminal searches for registered Public Land Mobile Nerwork RPLMN (Registered PLMN) the i.e. PLMN of the first visited place according to the priority set, then just search equivalent Public Land Mobile Nerwork EPLMN or ownership place Public Land Mobile Nerwork HPLMN (Home PLMN) is selected, when user is moved to the second visited place from the first visited place, or when turning back to the first visited place from the second visited place, mobile communication terminal cannot judge that user is current and whether be in the first visited place or the second visited place, thus can continue to search for registered Public Land Mobile Nerwork RPLMN, if do not search the network of RPLMN, then can continue to search the access zone network matched in equivalent Public Land Mobile Nerwork EPLMN list.It should be noted that, the first visited place and the second visited place all belong to visited place, and in ownership place, the first visited place and the second visited place any two belong to country variant or different rows administrative division.Be understandable that, first, second only for distinguishing visited place, being not used in and specifically limiting visited place, can be considered the departure place except ownership place in the middle of stroke and destination.
Step S102: if searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in described second visited place, set up the communication connection between described mobile communication terminal and the described visited place PLMN matched; Wherein, described EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with described mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.
Particularly, if searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in the second visited place, the communication connection between mobile communication terminal and this visited place PLMN matched has been set up.Wherein, EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with this mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.Further, the network identity equivalence of the network identity of described visited place PLMN and the registered public land mobile network RPLMN of described mobile communication terminal first search.When storing the network identity of the network identity of the first visited place PLMN and the second visited place PLMN in EPLMN list, namely in EPLMN list, the first visited place RPLMN and the second visited place PLMN has been carried out equivalent process, when mobile communication terminal arrives the second visited place from the first visited place, during mobile communication terminal first search RPLMN, because the first visited place RPLMN and the second visited place VPLMN is equivalent, thus mobile communication equipment can be resident to the second visited place fast, namely searches net and succeed in registration.
Further, the network identity of equivalent ownership place PLMN and/or the network identity of equivalent visited place PLMN is also comprised in EPLMN list, namely can in EPLMN list simultaneously the store home ground network identity of PLMN and the network identity of equivalent ownership place PLMN, and add the network identity of the network identity of multiple visited place PLMN and the equivalent visited place PLMN of correspondence, in the case, mobile communication terminal just can carry out the roaming between multiple visited place and search net fast succeeding in registration by the multiple visited place PLMN in EPLMN.
In embody rule scene, the PLMN information of community, visited place A obtained by frequency sweep search to be compared with the PLMN stored in advance in EPLMN list in visited place A first time start and mates by mobile communication terminal, if the PLMN of mobile communication terminal request and the PLMN of this community is present in the middle of EPLMN list, then attempt this community resident, and initiate registration process.Because the multiple EPLMN information in EPLMN list include visited place VPLMN, RPLMN and HPLMN etc., and multiple PLMN is all in same priority, so mobile communication equipment is when carrying out web search, can first search for successful network and to carry out as mobile communication terminal the network of network registration operation, mobile communication terminal sets up the communication connection between this network, namely searches net and succeeds in registration.
In the technical scheme of the embodiment of the present invention, not only add the network identity of mobile communication terminal ownership place PLMN to equivalent public land mobile network EPLMN list, and also add the network identity having signed the PLMN of the visited place operator of roaming agreement with the operator of mobile communication terminal ownership place PLMN got to EPLMN list, wherein, be moved communication terminal between each PLMN storing network identity in EPLMN list and be considered as equivalence to a certain extent, therefore, if carry out the network insertion of described mobile communication terminal according to described EPLMN list, so owing to storing the network identity of some the visited place operators PLMN having signed roaming agreement with the operator of mobile communication terminal ownership place PLMN in EPLMN list, therefore, when described mobile communication terminal moves to certain visited place from ownership place or moves to another visited place from certain visited place, web search is carried out in the current visited place that described mobile communication terminal is moving to, the possibility so storing certain PLMN of network identity in web search hit EPLMN list will greatly improve, therefore, described mobile communication terminal may greatly improve in the efficiency of current visited place access network, this is just conducive to shortening telex network waiting time (ideally mobile communication terminal may only need several seconds just can complete network insertion) greatly, and then be conducive to improving telex network experience greatly.
Fig. 2 is the schematic flow sheet of the another kind of method for network access in the embodiment of the present invention, describe in detail below in conjunction with the another kind of method for network access in accompanying drawing 2 pairs of embodiment of the present invention, as shown in Figure 2, the another kind of method for network access in the embodiment of the present invention can comprise the following steps S201-step S203.
Step S201: the network identity adding described visited place PLMN in described EPLMN list.
Particularly, before mobile communication terminal dispatches from the factory or before using or before arriving visited place, the network identity ownership place operator belonging to the ownership place PLMN of the ownership place PLMN belonging to SIM card subsidiary for mobile communication terminal, equivalence and the customer recognition SIM card subsidiary with described mobile communication terminal having been signed the PLMN of the visited place operator of roaming agreement adds in EPLMN list and carries out equivalence.Be understandable that, can only add the network identity needing the visited place PLMN arrived, also can add the network identity that all and described ownership place operator has signed the PLMN of the visited place operator of roaming agreement.Namely can do the interpolation of the network identity of different visited place PLMN according to the actual demand of user, the present invention does not do concrete restriction.
Step S202: be moved to the mobile communication terminal of the second visited place from the first visited place at described second visited place search network.
Particularly, mobile communication terminal, when carrying out international roaming, is moved to the second visited place from the first visited place, and at the second visited place search network.First, first mobile communication terminal searches for registered Public Land Mobile Nerwork RPLMN (Registered PLMN) the i.e. PLMN of the first visited place according to the priority set, then just search equivalent Public Land Mobile Nerwork EPLMN or ownership place Public Land Mobile Nerwork HPLMN (Home PLMN) is selected, when user is moved to the second visited place from the first visited place, or when turning back to the first visited place from the second visited place, mobile communication terminal cannot judge that user is current and whether be in the first visited place or the second visited place, thus can continue to search for registered Public Land Mobile Nerwork RPLMN, if do not search the network of RPLMN, then can continue to search the access zone network matched in equivalent Public Land Mobile Nerwork EPLMN list.It should be noted that, the first visited place and the second visited place all belong to visited place, and in ownership place, the first visited place and the second visited place any two belong to country variant or different rows administrative division.Be understandable that, first, second only for distinguishing visited place, being not used in and specifically limiting visited place, can be considered the departure place except ownership place in the middle of stroke and destination.
Step S203: if searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in described second visited place, set up the communication connection between described mobile communication terminal and the described visited place PLMN matched; Wherein, described EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with described mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.
Particularly, if searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in the second visited place, the communication connection between mobile communication terminal and this visited place PLMN matched has been set up.Wherein, EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with this mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.Further, the network identity equivalence of the network identity of described visited place PLMN and the registered public land mobile network RPLMN of described mobile communication terminal first search.When storing the network identity of the network identity of the first visited place PLMN and the second visited place PLMN in EPLMN list, namely in EPLMN list, the first visited place RPLMN and the second visited place PLMN has been carried out equivalent process, when mobile communication terminal arrives the second visited place from the first visited place, during mobile communication terminal first search RPLMN, because the first visited place RPLMN and the second visited place VPLMN is equivalent, thus mobile communication equipment can be resident to the second visited place fast, namely searches net and succeed in registration.
Further, the network identity of equivalent ownership place PLMN and/or the network identity of equivalent visited place PLMN is also comprised in EPLMN list, namely can in EPLMN list simultaneously the store home ground network identity of PLMN and the network identity of equivalent ownership place PLMN, and add the network identity of the network identity of multiple visited place PLMN and the equivalent visited place PLMN of correspondence, in the case, mobile communication terminal just can carry out the roaming between multiple visited place and search net fast succeeding in registration by the multiple visited place PLMN in EPLMN.
In embody rule scene, the PLMN information of community, visited place A obtained by frequency sweep search to be compared with the PLMN stored in advance in EPLMN list in visited place A first time start and mates by mobile communication terminal, if the PLMN of mobile communication terminal request and the PLMN of this community is present in the middle of EPLMN list, then attempt this community resident, and initiate registration process.Because the multiple EPLMN information in EPLMN list include visited place VPLMN, RPLMN and HPLMN etc., and multiple PLMN is all in same priority, so mobile communication equipment is when carrying out web search, can first search for successful network and to carry out as mobile communication terminal the network of network registration operation, mobile communication terminal sets up the communication connection between this network, namely searches net and succeeds in registration.
In the technical scheme of the embodiment of the present invention, not only add the network identity of mobile communication terminal ownership place PLMN to equivalent public land mobile network EPLMN list, and also add the network identity having signed the PLMN of the visited place operator of roaming agreement with the operator of mobile communication terminal ownership place PLMN got to EPLMN list, wherein, be moved communication terminal between each PLMN storing network identity in EPLMN list and be considered as equivalence to a certain extent, therefore, if carry out the network insertion of described mobile communication terminal according to described EPLMN list, so owing to storing the network identity of some the visited place operators PLMN having signed roaming agreement with the operator of mobile communication terminal ownership place PLMN in EPLMN list, therefore, when described mobile communication terminal moves to certain visited place from ownership place or moves to another visited place from certain visited place, web search is carried out in the current visited place that described mobile communication terminal is moving to, the possibility so storing certain PLMN of network identity in web search hit EPLMN list will greatly improve, therefore, described mobile communication terminal may greatly improve in the efficiency of current visited place access network, this is just conducive to shortening telex network waiting time (ideally mobile communication terminal may only need several seconds just can complete network insertion) greatly, and then be conducive to improving telex network experience greatly.
Fig. 3 is the schematic flow sheet of another method for network access in the embodiment of the present invention, describe in detail below in conjunction with another method for network access in accompanying drawing 3 pairs of embodiment of the present invention, as shown in Figure 3, another method for network access in the embodiment of the present invention can comprise the following steps S301-step S304.
Step S301: described mobile communication terminal obtains the network identity of described visited place PLMN by cable network and/or wireless network.
Particularly, mobile communication terminal can by cable network before dispatching from the factory or the office space of user's family or user obtain in advance and download the network identity of visited place PLMN; Also can share by wireless downloading, shared resource or good friend the network identity that the wireless network modes such as recommendation obtain the PLMN of visited place.
Step S302: the network identity adding described visited place PLMN in described EPLMN list.
Particularly, before mobile communication terminal dispatches from the factory or before using or before arriving visited place, the network identity ownership place operator belonging to the ownership place PLMN of the ownership place PLMN belonging to SIM card subsidiary for mobile communication terminal, equivalence and the customer recognition SIM card subsidiary with described mobile communication terminal having been signed the PLMN of the visited place operator of roaming agreement adds in EPLMN list and carries out equivalence.Be understandable that, can only add the network identity needing the visited place PLMN arrived, also can add the network identity that all and described ownership place operator has signed the PLMN of the visited place operator of roaming agreement.Namely can do the interpolation of the network identity of different visited place PLMN according to the actual demand of user, the present invention does not do concrete restriction.
Step S303: be moved to the mobile communication terminal of the second visited place from the first visited place at described second visited place search network.
Particularly, mobile communication terminal, when carrying out international roaming, is moved to the second visited place from the first visited place, and at the second visited place search network.First, first mobile communication terminal searches for registered Public Land Mobile Nerwork RPLMN (Registered PLMN) the i.e. PLMN of the first visited place according to the priority set, then just search equivalent Public Land Mobile Nerwork EPLMN or ownership place Public Land Mobile Nerwork HPLMN (Home PLMN) is selected, when user is moved to the second visited place from the first visited place, or when turning back to the first visited place from the second visited place, mobile communication terminal cannot judge that user is current and whether be in the first visited place or the second visited place, thus can continue to search for registered Public Land Mobile Nerwork RPLMN, if do not search the network of RPLMN, then can continue to search the access zone network matched in equivalent Public Land Mobile Nerwork EPLMN list.It should be noted that, the first visited place and the second visited place all belong to visited place, and in ownership place, the first visited place and the second visited place any two belong to country variant or different rows administrative division.Be understandable that, first, second only for distinguishing visited place, being not used in and specifically limiting visited place, can be considered the departure place except ownership place in the middle of stroke and destination.
Step S304: if searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in described second visited place, set up the communication connection between described mobile communication terminal and the described visited place PLMN matched; Wherein, described EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with described mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.
Particularly, if searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in the second visited place, the communication connection between mobile communication terminal and this visited place PLMN matched has been set up.Wherein, EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with this mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.Further, the network identity equivalence of the network identity of described visited place PLMN and the registered public land mobile network RPLMN of described mobile communication terminal first search.When storing the network identity of the network identity of the first visited place PLMN and the second visited place PLMN in EPLMN list, namely in EPLMN list, the first visited place RPLMN and the second visited place PLMN has been carried out equivalent process, when mobile communication terminal arrives the second visited place from the first visited place, during mobile communication terminal first search RPLMN, because the first visited place RPLMN and the second visited place VPLMN is equivalent, thus mobile communication equipment can be resident to the second visited place fast, namely searches net and succeed in registration.
Further, the network identity of equivalent ownership place PLMN and/or the network identity of equivalent visited place PLMN is also comprised in EPLMN list, namely can in EPLMN list simultaneously the store home ground network identity of PLMN and the network identity of equivalent ownership place PLMN, and add the network identity of the network identity of multiple visited place PLMN and the equivalent visited place PLMN of correspondence, in the case, mobile communication terminal just can carry out the roaming between multiple visited place and search net fast succeeding in registration by the multiple visited place PLMN in EPLMN.
In embody rule scene, the PLMN information of community, visited place A obtained by frequency sweep search to be compared with the PLMN stored in advance in EPLMN list in visited place A first time start and mates by mobile communication terminal, if the PLMN of mobile communication terminal request and the PLMN of this community is present in the middle of EPLMN list, then attempt this community resident, and initiate registration process.Because the multiple EPLMN information in EPLMN list include visited place VPLMN, RPLMN and HPLMN etc., and multiple PLMN is all in same priority, so mobile communication equipment is when carrying out web search, can first search for successful network and to carry out as mobile communication terminal the network of network registration operation, mobile communication terminal sets up the communication connection between this network, namely searches net and succeeds in registration.
Further, the described mobile communication terminal in the step S301 in above-described embodiment obtains the network identity of described visited place PLMN by cable network and/or wireless network, can also be realized by any one in following concrete execution mode.
Execution mode one: described mobile communication terminal obtains the network identity of described visited place PLMN by sequence information.
Particularly, mobile communication terminal according to when dispatching from the factory or the sequence information of having specified obtain the network identity of visited place PLMN.
Execution mode two: described mobile communication terminal receives the network identity of the described visited place PLMN of user's input.
Particularly, user needs the demand of the visited place of roaming according to oneself, input the network identity of corresponding visited place PLMN in mobile communication terminals.
In the technical scheme of the embodiment of the present invention, not only add the network identity of mobile communication terminal ownership place PLMN to equivalent public land mobile network EPLMN list, and also add the network identity having signed the PLMN of the visited place operator of roaming agreement with the operator of mobile communication terminal ownership place PLMN got to EPLMN list, wherein, be moved communication terminal between each PLMN storing network identity in EPLMN list and be considered as equivalence to a certain extent, therefore, if carry out the network insertion of described mobile communication terminal according to described EPLMN list, so owing to storing the network identity of some the visited place operators PLMN having signed roaming agreement with the operator of mobile communication terminal ownership place PLMN in EPLMN list, therefore, when described mobile communication terminal moves to certain visited place from ownership place or moves to another visited place from certain visited place, web search is carried out in the current visited place that described mobile communication terminal is moving to, the possibility so storing certain PLMN of network identity in web search hit EPLMN list will greatly improve, therefore, described mobile communication terminal may greatly improve in the efficiency of current visited place access network, this is just conducive to shortening telex network waiting time (ideally mobile communication terminal may only need several seconds just can complete network insertion) greatly, and then be conducive to improving telex network experience greatly.
Fig. 4 is the structural representation of a kind of mobile communication terminal in the embodiment of the present invention, in order to perform above-mentioned embodiment illustrated in fig. 1 in a kind of flow process of method for network access.
Below in conjunction with accompanying drawing 4, the structure of a kind of mobile communication terminal in the embodiment of the present invention is described in detail.This terminal 10 can comprise: search net module 101 and communication module 102.
Search net module 101, for being moved to the described mobile communication terminal of the second visited place from the first visited place at described second visited place search network;
Wherein in terminal search net module 101 can perform and Method Of Accomplishment step S101 in all methods and flow process, do not repeat them here.
Communication module 102, if for having searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in described second visited place, set up the communication connection between described mobile communication terminal and the described visited place PLMN matched; Wherein, described EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with described mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.
Communication module 102 wherein in terminal can perform and Method Of Accomplishment step S102 in all methods and flow process, do not repeat them here.
In the technical scheme of the embodiment of the present invention, not only add the network identity of mobile communication terminal ownership place PLMN to equivalent public land mobile network EPLMN list, and also add the network identity having signed the PLMN of the visited place operator of roaming agreement with the operator of mobile communication terminal ownership place PLMN got to EPLMN list, wherein, be moved communication terminal between each PLMN storing network identity in EPLMN list and be considered as equivalence to a certain extent, therefore, if carry out the network insertion of described mobile communication terminal according to described EPLMN list, so owing to storing the network identity of some the visited place operators PLMN having signed roaming agreement with the operator of mobile communication terminal ownership place PLMN in EPLMN list, therefore, when described mobile communication terminal moves to certain visited place from ownership place or moves to another visited place from certain visited place, web search is carried out in the current visited place that described mobile communication terminal is moving to, the possibility so storing certain PLMN of network identity in web search hit EPLMN list will greatly improve, therefore, described mobile communication terminal may greatly improve in the efficiency of current visited place access network, this is just conducive to shortening telex network waiting time (ideally mobile communication terminal may only need several seconds just can complete network insertion) greatly, and then be conducive to improving telex network experience greatly.
Fig. 5 is the structural representation of the another kind of mobile communication terminal in the embodiment of the present invention, in order to perform above-mentioned embodiment illustrated in fig. 2 in the flow process of another kind of method for network access.
Below in conjunction with accompanying drawing 5, the structure of the another kind of mobile communication terminal in the embodiment of the present invention is described in detail.This terminal 20 can comprise: mark is added module 201, searched net module 202 and communication module 203.
Mark adds module 201, for adding the network identity of described visited place PLMN in described EPLMN list.
Mark wherein in terminal is added module 201 and can be performed and all methods in Method Of Accomplishment step S201 and flow process, does not repeat them here.
Search net module 202, for being moved to the described mobile communication terminal of the second visited place from the first visited place at described second visited place search network;
Wherein in terminal search net module 202 can perform and Method Of Accomplishment step S202 in all methods and flow process, do not repeat them here.
Communication module 203, if for having searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in described second visited place, set up the communication connection between described mobile communication terminal and the described visited place PLMN matched; Wherein, described EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with described mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.
Communication module 203 wherein in terminal can perform and Method Of Accomplishment step S203 in all methods and flow process, do not repeat them here.
In the technical scheme of the embodiment of the present invention, not only add the network identity of mobile communication terminal ownership place PLMN to equivalent public land mobile network EPLMN list, and also add the network identity having signed the PLMN of the visited place operator of roaming agreement with the operator of mobile communication terminal ownership place PLMN got to EPLMN list, wherein, be moved communication terminal between each PLMN storing network identity in EPLMN list and be considered as equivalence to a certain extent, therefore, if carry out the network insertion of described mobile communication terminal according to described EPLMN list, so owing to storing the network identity of some the visited place operators PLMN having signed roaming agreement with the operator of mobile communication terminal ownership place PLMN in EPLMN list, therefore, when described mobile communication terminal moves to certain visited place from ownership place or moves to another visited place from certain visited place, web search is carried out in the current visited place that described mobile communication terminal is moving to, the possibility so storing certain PLMN of network identity in web search hit EPLMN list will greatly improve, therefore, described mobile communication terminal may greatly improve in the efficiency of current visited place access network, this is just conducive to shortening telex network waiting time (ideally mobile communication terminal may only need several seconds just can complete network insertion) greatly, and then be conducive to improving telex network experience greatly.
Fig. 6 is the structural representation of another mobile communication terminal in the embodiment of the present invention, in order to perform above-mentioned embodiment illustrated in fig. 3 in the flow process of another method for network access.
Below in conjunction with accompanying drawing 6, the structure of another mobile communication terminal in the embodiment of the present invention is described in detail.This terminal 30 can comprise: the first identifier acquisition module 301, mark are added module 302, searched net module 303 and communication module 304.
First identifier acquisition module 301, obtains the network identity of described visited place PLMN by cable network and/or wireless network for described mobile communication terminal.
The first identifier acquisition module 301 wherein in terminal can perform and Method Of Accomplishment step S301 in all methods and flow process, do not repeat them here.
Mark adds module 302, for adding the network identity of described visited place PLMN in described EPLMN list.
Mark wherein in terminal is added module 302 and can be performed and all methods in Method Of Accomplishment step S302 and flow process, does not repeat them here.
Search net module 303, for being moved to the described mobile communication terminal of the second visited place from the first visited place at described second visited place search network;
Wherein in terminal search net module 303 can perform and Method Of Accomplishment step S303 in all methods and flow process, do not repeat them here.
Communication module 304, if for having searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in described second visited place, set up the communication connection between described mobile communication terminal and the described visited place PLMN matched; Wherein, described EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with described mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.
Communication module 304 wherein in terminal can perform and Method Of Accomplishment step S304 in all methods and flow process, do not repeat them here.
In the technical scheme of the embodiment of the present invention, not only add the network identity of mobile communication terminal ownership place PLMN to equivalent public land mobile network EPLMN list, and also add the network identity having signed the PLMN of the visited place operator of roaming agreement with the operator of mobile communication terminal ownership place PLMN got to EPLMN list, wherein, be moved communication terminal between each PLMN storing network identity in EPLMN list and be considered as equivalence to a certain extent, therefore, if carry out the network insertion of described mobile communication terminal according to described EPLMN list, so owing to storing the network identity of some the visited place operators PLMN having signed roaming agreement with the operator of mobile communication terminal ownership place PLMN in EPLMN list, therefore, when described mobile communication terminal moves to certain visited place from ownership place or moves to another visited place from certain visited place, web search is carried out in the current visited place that described mobile communication terminal is moving to, the possibility so storing certain PLMN of network identity in web search hit EPLMN list will greatly improve, therefore, described mobile communication terminal may greatly improve in the efficiency of current visited place access network, this is just conducive to shortening telex network waiting time (ideally mobile communication terminal may only need several seconds just can complete network insertion) greatly, and then be conducive to improving telex network experience greatly.
Fig. 7 is the structural representation of another mobile communication terminal in the embodiment of the present invention, in order to perform above-mentioned embodiment illustrated in fig. 3 in the flow process of another method for network access.
Below in conjunction with accompanying drawing 7, the structure of another mobile communication terminal in the embodiment of the present invention is described in detail.This terminal 40 can comprise: the second identifier acquisition module 401, mark are added module 402, searched net module 403 and communication module 404.
Second identifier acquisition module 401, obtains the network identity of described visited place PLMN by cable network and/or wireless network for described mobile communication terminal.
The second identifier acquisition module 401 wherein in terminal can perform and Method Of Accomplishment step S301 execution mode one in all methods and flow process, do not repeat them here.
Mark adds module 402, for adding the network identity of described visited place PLMN in described EPLMN list.
Mark wherein in terminal is added module 402 and can be performed and all methods in Method Of Accomplishment step S302 and flow process, does not repeat them here.
Search net module 403, for being moved to the described mobile communication terminal of the second visited place from the first visited place at described second visited place search network;
Wherein in terminal search net module 403 can perform and Method Of Accomplishment step S303 in all methods and flow process, do not repeat them here.
Communication module 404, if for having searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in described second visited place, set up the communication connection between described mobile communication terminal and the described visited place PLMN matched; Wherein, described EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with described mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.
Communication module 304 wherein in terminal can perform and Method Of Accomplishment step S304 in all methods and flow process, do not repeat them here.
In the technical scheme of the embodiment of the present invention, not only add the network identity of mobile communication terminal ownership place PLMN to equivalent public land mobile network EPLMN list, and also add the network identity having signed the PLMN of the visited place operator of roaming agreement with the operator of mobile communication terminal ownership place PLMN got to EPLMN list, wherein, be moved communication terminal between each PLMN storing network identity in EPLMN list and be considered as equivalence to a certain extent, therefore, if carry out the network insertion of described mobile communication terminal according to described EPLMN list, so owing to storing the network identity of some the visited place operators PLMN having signed roaming agreement with the operator of mobile communication terminal ownership place PLMN in EPLMN list, therefore, when described mobile communication terminal moves to certain visited place from ownership place or moves to another visited place from certain visited place, web search is carried out in the current visited place that described mobile communication terminal is moving to, the possibility so storing certain PLMN of network identity in web search hit EPLMN list will greatly improve, therefore, described mobile communication terminal may greatly improve in the efficiency of current visited place access network, this is just conducive to shortening telex network waiting time (ideally mobile communication terminal may only need several seconds just can complete network insertion) greatly, and then be conducive to improving telex network experience greatly.
Fig. 8 is the structural representation of another mobile communication terminal in the embodiment of the present invention, in order to perform above-mentioned embodiment illustrated in fig. 3 in the flow process of another method for network access.
Below in conjunction with accompanying drawing 8, the structure of another mobile communication terminal in the embodiment of the present invention is described in detail.This terminal 50 can comprise: the first identifier acquisition module 501, mark are added module 502, searched net module 503 and communication module 504.
3rd identifier acquisition module 501, obtains the network identity of described visited place PLMN by cable network and/or wireless network for described mobile communication terminal.
The 3rd identifier acquisition module 501 wherein in terminal can perform and Method Of Accomplishment step S301 execution mode two in all methods and flow process, do not repeat them here.
Mark adds module 502, for adding the network identity of described visited place PLMN in described EPLMN list.
Mark wherein in terminal is added module 502 and can be performed and all methods in Method Of Accomplishment step S302 and flow process, does not repeat them here.
Search net module 503, for being moved to the described mobile communication terminal of the second visited place from the first visited place at described second visited place search network;
Wherein in terminal search net module 503 can perform and Method Of Accomplishment step S303 in all methods and flow process, do not repeat them here.
Communication module 504, if for having searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in described second visited place, set up the communication connection between described mobile communication terminal and the described visited place PLMN matched; Wherein, described EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with described mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.
Communication module 504 wherein in terminal can perform and Method Of Accomplishment step S304 in all methods and flow process, do not repeat them here.
In the technical scheme of the embodiment of the present invention, not only add the network identity of mobile communication terminal ownership place PLMN to equivalent public land mobile network EPLMN list, and also add the network identity having signed the PLMN of the visited place operator of roaming agreement with the operator of mobile communication terminal ownership place PLMN got to EPLMN list, wherein, be moved communication terminal between each PLMN storing network identity in EPLMN list and be considered as equivalence to a certain extent, therefore, if carry out the network insertion of described mobile communication terminal according to described EPLMN list, so owing to storing the network identity of some the visited place operators PLMN having signed roaming agreement with the operator of mobile communication terminal ownership place PLMN in EPLMN list, therefore, when described mobile communication terminal moves to certain visited place from ownership place or moves to another visited place from certain visited place, web search is carried out in the current visited place that described mobile communication terminal is moving to, the possibility so storing certain PLMN of network identity in web search hit EPLMN list will greatly improve, therefore, described mobile communication terminal may greatly improve in the efficiency of current visited place access network, this is just conducive to shortening telex network waiting time (ideally mobile communication terminal may only need several seconds just can complete network insertion) greatly, and then be conducive to improving telex network experience greatly.
Should be understood that, although use first, second grade of term to describe visited place, method or unit herein, these methods or unit should not by the restrictions of these terms, and these terms are only used to be distinguished from each other.It is to be further understood that and use in this article, unless context clearly supports exception, singulative " " (" a ", " an " and " the ") is intended to also comprise plural form.Should also be understood that the "and/or" used in this article refers to comprise any of more than one or one project listed explicitly and likely combine.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
Above disclosedly be only a kind of preferred embodiment of the present invention, certainly the interest field of the present invention can not be limited with this, one of ordinary skill in the art will appreciate that all or part of flow process realizing above-described embodiment, and according to the equivalent variations that the claims in the present invention are done, still belong to the scope that invention is contained.

Claims (16)

1. a method for network access, is characterized in that, comprising:
The mobile communication terminal of the second visited place is moved at described second visited place search network from the first visited place;
If searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in described second visited place, set up the communication connection between described mobile communication terminal and the described visited place PLMN matched; Wherein, described EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with described mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.
2. method according to claim 1, is characterized in that, the network identity equivalence of the network identity of described visited place PLMN and the registered public land mobile network RPLMN of described mobile communication terminal first search.
3. method according to claim 1, is characterized in that, described EPLMN list also comprises the network identity of equivalent ownership place PLMN and/or the network identity of equivalent visited place PLMN.
4. method according to claim 1, it is characterized in that, the described mobile communication terminal being moved to the second visited place from the first visited place also comprised before described second visited place search network: the network identity adding described visited place PLMN to described EPLMN list.
5. method according to claim 4, it is characterized in that, described in described EPLMN list, add the network identity of described visited place PLMN before, also comprise: described mobile communication terminal obtains the network identity of described visited place PLMN by cable network and/or wireless network.
6. method according to claim 4, is characterized in that, described in described EPLMN list, add the network identity of described visited place PLMN before, also comprise: described mobile communication terminal obtains the network identity of described visited place PLMN by sequence information.
7. method according to claim 4, is characterized in that, described in described EPLMN list, add the network identity of described visited place PLMN before, also comprise: described mobile communication terminal receives the network identity of the described visited place PLMN of user's input.
8. the method according to any one of claim 1 to 7, is characterized in that, any two in described ownership place, described first visited place and described second visited place belong to country variant or different rows administrative division.
9. a mobile communication terminal, is characterized in that, comprising:
Search net module, for being moved to the described mobile communication terminal of the second visited place from the first visited place at described second visited place search network;
Communication module, if for having searched the visited place PLMN matched with the network identity in equivalent public land mobile network EPLMN list in described second visited place, set up the communication connection between described mobile communication terminal and the described visited place PLMN matched; Wherein, described EPLMN list comprises the network identity of ownership place PLMN and the network identity of visited place PLMN, and the ownership place operator of network identity belonging to the customer recognition SIM card subsidiary with described mobile communication terminal of described visited place PLMN has signed the network identity of the PLMN of the visited place operator of roaming agreement.
10. terminal according to claim 9, is characterized in that, the network identity equivalence of the network identity of described visited place PLMN and the registered public land mobile network RPLMN of described mobile communication terminal first search.
11. terminals according to claim 9, is characterized in that, described EPLMN list also comprises the network identity of equivalent ownership place PLMN and/or the network identity of equivalent visited place PLMN.
12. terminals according to claim 9, is characterized in that, described terminal also comprises:
Mark adds module, for adding the network identity of described visited place PLMN in described EPLMN list.
13. terminals according to claim 12, is characterized in that, described terminal also comprises:
First identifier acquisition module, obtains the network identity of described visited place PLMN by cable network and/or wireless network for described mobile communication terminal.
14. terminals according to claim 12, is characterized in that, described terminal also comprises:
Second identifier acquisition module, obtains the network identity of described visited place PLMN by sequence information for described mobile communication terminal.
15. terminals according to claim 12, is characterized in that, described terminal also comprises:
3rd identifier acquisition module, receives the network identity of the described visited place PLMN of user's input for described mobile communication terminal.
16. terminals according to any one of claim 9 to 15, it is characterized in that, any two in described ownership place, described first visited place and described second visited place belong to country variant or different rows administrative division.
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