CN104902546A - Mobile terminal network selecting method and system - Google Patents
Mobile terminal network selecting method and system Download PDFInfo
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- CN104902546A CN104902546A CN201510353392.4A CN201510353392A CN104902546A CN 104902546 A CN104902546 A CN 104902546A CN 201510353392 A CN201510353392 A CN 201510353392A CN 104902546 A CN104902546 A CN 104902546A
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The invention provides a mobile terminal network selecting method and system. The method comprises the steps of: obtaining a mobile country code of the present region of a mobile terminal; extracting a network standard list matched with the mobile country code in a preset network standard matching table, and extracting frequency band supporting information matched with the network standard list and the mobile country code in a preset frequency band supporting matching table; generating a pre-searching network list according to the network standard list and the network standard list; and judging whether the frequency band information in the pre-searching network list is null, if not, using the pre-searching network list as a network searching list, and carrying out network searching according to the network searching list. According to the method, the standard matching table is searched according to the mobile country code corresponding to the present region of a user, the related network standard information corresponding to the present region can be rapidly determined, time and electric quantity consumption caused by directly registering an uncertain network is avoided, rapid network searching is realized, and the electric energy consumption of the mobile terminal caused by network searching is further reduced.
Description
Technical field
The present invention relates to Internet technical field, more particularly, relate to a kind of mobile terminal network-selecting method and system.
Background technology
The network formats supported according to different operators (as China Mobile, CHINAUNICOM and China Telecom) and frequency band (band, refer to band hereinafter) difference, the network formats that mobile terminal needs are supported and band also can be different, and with regard to same operator, its network formats supported in different regions also may different (for example, see table 1, CDMA, EVDO, LTE network be supported in some region; And the networks such as some area support GSM, WCDA), band also possibility different (such as table 2, some the area support band 2,4,20 that zones of different is supported; And band 1,3,7 is supported in some area), the wherein international code of MCC corresponding to different geographical described in table 1 and table 2.
| MCC information | Network formats information |
| 460 | LTE，WCDMA，CDMA，GSM，EVDO |
| 440 | LTE，WCDMA，CDMA |
| 320 | LTE，WCDMA，GSM |
Table 1
| Standard support information | Band support information | MCC＝460 | MCC＝440 |
| CDMA | 1,6,18 | 1,6,18 | Invalid, empty |
| WCDMA | 1,3,17，20 | 1,20 | 3,17 |
| LTE | 1,2,4,3,17,20 | 2,4,20 | 1,3,17 |
| GSM | 1,3,5,12,17,21 | 1,5,12 | Invalid, empty |
Table 2
For existing network selection method, mobile terminal generally needs to carry out repeatedly web search and just can accurately be registered on suitable network when network selection, not only need the longer network registry time, simultaneously because the net module of searching of mobile terminal is opened for a long time, also greatly consume the electricity of mobile terminal.
Mobile terminal how is made to select network formats and band to become one of those skilled in the art's technical problem urgently to be resolved hurrily fast.
Summary of the invention
The object of the present invention is to provide a kind of mobile terminal network-selecting method and system, to realize searching net fast, and then the electric energy loss that reduction mobile terminal causes because searching net.
For achieving the above object, following technical scheme is embodiments provided:
A kind of mobile terminal network-selecting method, is applied in mobile terminal, comprises:
Obtain the Mobile Country Code MCC of the current location of mobile terminal;
Judge whether the network formats matching list preset exists the network formats list matched with described Mobile Country Code MCC, if so, extracts described network formats list;
Supported to transfer the frequency band support information matched with described network formats list and described Mobile Country Code MCC in matching list by the frequency band preset;
Generate according to described network formats table and described frequency band support information and search network list in advance;
Judge whether the described band information searched in advance in network list is empty, if not, using described network list of searching in advance as searching train table, searching train table and carrying out searching net described in foundation;
Wherein, the Mobile Country Code MCC that described network formats matching list is provided with different geographical and the network formats list matched with described national code, be provided with all network formats information of mating with described national code in described network formats list, in described frequency band support coupling, store all network formats information and the band information of described each network formats information corresponding to different regions that described mobile terminal mates.
Preferably, in above-mentioned mobile terminal network-selecting method, search train table described in described foundation and carry out searching net, comprising:
According to described in search network formats information in train table priority and the priority of band information of mating with described network formats information carry out searching net;
Described described network formats information in train table and the described band information searched is according to pre-set priority arrangement.
Preferably, in above-mentioned mobile terminal network-selecting method, according to described in search network formats information in train table priority and the priority of band information of mating with described network formats information carry out searching net, comprising:
According to described in search priority that the highest network formats information of train table medium priority and the network formats information the highest with described priority mates the highest band information carry out searching net;
Anastomose fruit is searched in acquisition, nets unsuccessfully if searched, and the band information of next priority of mating according to the network formats information the highest with described priority carries out searching net;
If the network formats information the highest according to described priority and all band informations mated with it to carry out searching net all failed, then according to described in search next priority in train table network formats information and the highest band information of the priority of mating with the network formats information of next priority described carry out searching net.
Preferably, in above-mentioned mobile terminal network-selecting method, the Mobile Country Code MCC of the described current location of acquisition mobile terminal, comprising:
Mobile Country Code MCC is obtained by the positional information calculation of the current location of described mobile terminal.
Preferably, in above-mentioned mobile terminal network-selecting method, the described positional information calculation by the current location of described mobile terminal obtains Mobile Country Code MCC, comprising:
The latitude and longitude information obtained according to GPS calculates described mobile terminal current location Mobile Country Code MCC.
Preferably, in above-mentioned mobile terminal network-selecting method, the Mobile Country Code MCC of the described current location of acquisition mobile terminal, comprising:
The Mobile Country Code MCC of the current location of mobile terminal described in the network formats acquisition of information sent according to the base station of described mobile terminal.
Preferably, in above-mentioned mobile terminal network-selecting method, the Mobile Country Code MCC of the described current location of acquisition mobile terminal, comprising:
Judge whether the GPS of described mobile terminal can get gps signal, if calculate the Mobile Country Code MCC of the current location of described mobile terminal according to the latitude and longitude information obtained by described gps signal; Otherwise, the Mobile Country Code MCC of mobile terminal region described in the network formats acquisition of information sent by the base station of described mobile terminal.
Preferably, in above-mentioned mobile terminal network-selecting method, also comprise:
If judge describedly to search band information in network list in advance as empty, then adopting all band informations of mating with described network formats information of searching in advance in network list to upgrade the described band information searched in advance in network list, network list being searched in advance as searching train table after described renewal.
A kind of mobile terminal network-selecting system, is applied in mobile terminal, comprises:
National code acquisition module, for obtaining the Mobile Country Code MCC of the current location of mobile terminal;
Network formats List Generating Module, for judging whether the network formats matching list preset exists the network formats list matched with described Mobile Country Code MCC, if so, extracts described network formats list;
Information generating module supported by frequency band, transfers the frequency band support information matched with described network formats list and described Mobile Country Code MCC for being supported by the frequency band preset in matching list;
Searching net List Generating Module, searching network list in advance for generating according to described network formats table and described frequency band support information;
Search net module, for judging whether the described band information searched in advance in network list is empty, if not, using described network list of searching in advance as searching train table, searching train table and carrying out searching net described in foundation;
The Mobile Country Code MCC that described network formats matching list is provided with different geographical and the network formats list matched with described national code, be provided with all network formats information of mating with described national code in described network formats list, in described frequency band support coupling, store all network formats information and the band information of described each network formats information corresponding to different regions that described mobile terminal mates.
Preferably, in above-mentioned mobile terminal network-selecting system, describedly search net module, specifically for judging whether the described band information searched in advance in network list is empty, if not, using described network list of searching in advance as searching train table, according to described in search priority that the highest network formats information of train table medium priority and the network formats information the highest with described priority mates the highest band information carry out searching net; Anastomose fruit is searched in acquisition, nets unsuccessfully if searched, and the band information of next priority of mating according to the network formats information the highest with described priority carries out searching net; If the network formats information the highest according to described priority and all band informations mated with it to carry out searching net all failed, then according to described in search next priority in train table network formats information and the highest band information of the priority of mating with the network formats information of next priority described carry out searching net.
Preferably, in above-mentioned mobile terminal network-selecting system, described national code acquisition module specifically for, judge whether the GPS of described mobile terminal can get gps signal, if calculate the Mobile Country Code MCC of the current location of described mobile terminal according to the latitude and longitude information obtained by described gps signal; Otherwise, the Mobile Country Code MCC of mobile terminal region described in the network formats acquisition of information sent by the base station of described mobile terminal.
Known by above scheme, when the mobile terminal network-selecting method and system using the embodiment of the present invention to provide carries out searching net by supporting matching list according to the Mobile Country Code MCC retrieval corresponding to user current locale, the network of relation standard information corresponding to current locale can be determined fast, can avoid by the consumption of directly registering time that uncertain network brings and electricity, therefore can realize searching net fast, and then the electric energy loss that reduction mobile terminal causes because searching net.
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.
The flow chart of Fig. 1 a kind of mobile terminal network-selecting method disclosed in the embodiment of the present invention;
The flow chart of Fig. 2 a kind of mobile terminal network-selecting method disclosed in another embodiment of the application;
The structure chart of Fig. 3 a kind of mobile terminal network-selecting system disclosed in the embodiment of the present application.
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.
Applicant by analysis, if a mobile terminal supports following network formats simultaneously: GSM, WCDMA, CDMA, LTE, EVDO network; But only have LTE in A area, GSM, WCDMA network, only have LTE in B area, CDMA and EVDO network.And in A area and B area, the band of LTE network is not identical yet, and the band supported in A area is 2,4,20, and the band supported in B area is 1,3,7.Applicant finds, if add the judgement of area information when mobile terminal network-selecting, then effectively can shorten and searches the net time and reduce the electric quantity consumption of mobile terminal when searching net.
The flow chart of Fig. 1 a kind of mobile terminal network-selecting method disclosed in the embodiment of the present application, see Fig. 1, described mobile terminal network-selecting method comprises:
Step S101: the Mobile Country Code MCC obtaining the current location of mobile terminal;
Step S102: judge whether the network formats matching list preset exists the network formats list matched with described Mobile Country Code MCC, if so, performs step S103, otherwise adopts existing net mode of searching to carry out searching net;
Step S103: supported to transfer the frequency band support information matched with the network formats information in described network formats list and described Mobile Country Code MCC in matching list by the frequency band preset;
Step S104: search network list in advance according to the network formats information in described network formats table and the described frequency band support information generation transferred;
Step S105: judge whether the described band information searched in advance in network list is empty, if not, performs step S106;
Step S106: using described network list of searching in advance as searching train table, searches train table described in foundation and carries out searching net;
Wherein, the Mobile Country Code MCC that described network formats matching list is provided with different geographical and the network formats list matched with described national code, all network formats information of mating with described national code is provided with in described network formats list, all network formats information and the band information of described each network formats information corresponding to different regions that described mobile terminal mates is stored in described frequency band support coupling, describedly search in network list all network formats information being provided with and must joining with the Mobile Country Code MCC of current mobile terminal their location and the band information mated with each described network formats information and described national code in advance.
Visible see method disclosed in the above embodiments of the present application, when adopting said method to search net, by supporting matching list according to the Mobile Country Code MCC retrieval corresponding to user current locale, the network of relation standard information corresponding to current locale can be determined fast, can avoid by the consumption of directly registering time that uncertain network brings and electricity, therefore can realize searching net fast, and then the electric energy loss that reduction mobile terminal causes because searching net.
Be understandable that, in the above-described embodiments, in described step S101, when determining the Mobile Country Code MCC corresponding to current locale, first can obtain the geographical location information of the current present position of user terminal, and then according to described geographical location information determination Mobile Country Code MCC; When determining the geography information of described mobile terminal present position, obtain by various ways, mobile phone GPS such as can be adopted to carry out Geographic mapping or adopt base station to carry out Geographic mapping, the locate modes such as AGPS certainly also can be adopted to determine the current residing positional information of user; When adopting GPS to carry out Geographic mapping, the latitude and longitude information obtained by described GPS is the geographical location information of the position residing for user terminal, can calculate the corresponding national mobile code in this area by described latitude and longitude information; Or from the network formats information that the base station of their location sends, extract described Mobile Country Code MCC, when adopting base station to carry out Geographic mapping, in the network formats information that user can be sent by the base station of described user terminal region, extract the Mobile Country Code MCC of current region.Be specially: when described network formats information is GSM/WCDMA/LTE network, obtained MCC (Mobile Country Code, the Mobile Country Code MCC) parameter of current locale by MIB (Master Information Block); When described network formats information is cdma network, obtain MCC parameter by Extended System Parameters (expanding system parameter) system message.
Wherein, above-mentioned two kinds of methods are when determining the Mobile Country Code MCC of described mobile terminal current locale, the method of employing GPS also can be applicable to situation when there is gps signal, the method is effective and rapid, can be used as prefered method to use, but some environment (such as indoor environment) then can not get described gps signal, the method then can not be adopted to position, now then need the network formats information extraction Mobile Country Code MCC sent by described base station;
Therefore, see Fig. 2, in said method disclosed in the above embodiments of the present application, described step S101 detailed process can also be:
Step S1011: judge whether described mobile terminal can get gps signal, if so, performs step S1012, otherwise performs step S1013;
Step S1012: the Mobile Country Code MCC calculating the current location of described mobile terminal according to the latitude and longitude information obtained by described gps signal;
Step S1013: the Mobile Country Code MCC of mobile terminal region described in the network formats acquisition of information sent by the base station of described mobile terminal.
The situation extracting described Mobile Country Code MCC from the network formats information that the base station of their location sends be mainly used in gps signal bad time.When GPS no signal, described mobile terminal net mode of searching first traditionally carries out searching net, when getting the network formats information that base station sends, by described network knowledge systems information extraction Mobile Country Code MCC, the mobile country code got is mated with current network formats matching list, if current network formats information that catch, that sent by described base station is in described network formats matching list, then continue note net, if note is netted successfully, conveniently search net next time, then record current Mobile Country Code MCC, for noting net or network switching use next time.And the successful network formats information of note net is set to high priority, adds the foremost of network formats list to.If note is netted unsuccessfully, enter step S102 owing to now having obtained MCC.
Method disclosed in visible the above embodiment of the present invention can the determination mode of multiple support mobile terminal location, has both been applicable to the environment that mobile network signals is bad, and has been applicable to again the environment that gps signal is bad.
In said method, default network formats matching list is being mated with MCC, after obtaining the network formats list that described mobile terminal current region supports, putting in order of the network formats information in described network formats list can represent the priority of each network formats information.
Be understandable that, in the above embodiments of the present application, search train table described in described foundation and carry out searching net, can comprise:
According to described in search network formats information in train table priority and the priority of band information of mating with described network formats information carry out searching net;
Described described network formats information in train table and the described band information searched is according to pre-set priority arrangement.
See table 3, described table 3 is that described pre-search list is not for time empty, a kind of form of expression of search listing, described standard support information is the network formats information that described mobile terminal current locale is mated, and described Band support information is the band information that current locale is mated with described network formats information; See table 3, the network formats information of this search listing comprises LTE, WCDMA and GSM, and it according to priority arranges and is followed successively by LTE, WCDMA, GSM.The band information that described LTE mates is 1,3,7, and its priority is also 1,3,7.
Table 3
Be understandable that, see Fig. 2, in the above-mentioned methods in step S105, if judge describedly to search band information in network list in advance as empty, performing step S107: adopt all band informations of mating with described network formats information of searching in advance in network list to upgrade the described band information searched in advance in network list, network list being searched in advance as searching train table after described renewal.Searching train table now can be as shown in table 4.
Be understandable that, according to described in search network formats information in train table priority and the priority of band information of mating with the described network formats information process of carrying out searching net be specifically as follows:
According to described in search priority that the highest network formats information of train table medium priority and the network formats information the highest with described priority mates the highest band information carry out searching net;
Anastomose fruit is searched in acquisition, nets unsuccessfully if searched, and the band information of next priority of mating according to the network formats information the highest with described priority carries out searching net;
If the network formats information the highest according to described priority and all band informations mated with it to carry out searching net all failed, then according to described in search next priority in train table network formats information and the highest band information of the priority of mating with the network formats information of next priority described carry out searching net.
Be understandable that, described in the above embodiments of the present application, the priority of network formats information and described band information starts to be provided by operator most, and matching list supported by the network formats matching list that write is preset and frequency band.Finally registered network formats information, according to the note net situation of reality, is set to limit priority by later meeting.
Be understandable that, corresponding with mobile terminal network-selecting method disclosed in the above embodiments of the present application, disclosed herein as well is a kind of mobile terminal network-selecting system being applied to the mobile terminals such as mobile phone, described method and system can be used for reference mutually, see Fig. 3, this mobile terminal network-selecting system comprises: national code acquisition module 1, network formats List Generating Module 2, frequency band are supported information generating module 3, searched net List Generating Module 4 and search net module 5;
Described national code acquisition module 1, for obtaining the Mobile Country Code MCC of the current location of mobile terminal;
Described network formats List Generating Module 2 is connected with described national code acquisition module 1, for obtaining the Mobile Country Code MCC that described national code acquisition module 1 exports, judge whether there is the network formats list matched with described Mobile Country Code MCC in the network formats matching list preset, if so, described network formats list is extracted;
Information generating module 3 supported by described frequency band, be connected with described network formats List Generating Module 2 with described national code acquisition module 1, for the Mobile Country Code MCC that the network formats list and described national code acquisition module 1 that obtain the extraction of described network formats List Generating Module 2 export, supported to transfer the frequency band support information matched with described network formats list and described Mobile Country Code MCC in matching list by the frequency band preset;
With described network formats List Generating Module 2 and frequency band, described net List Generating Module 4 of searching supports that information generating module 3 is connected, supporting the frequency band support information that information generating module 3 is transferred and the network formats list that described network formats List Generating Module 2 extracts for obtaining described frequency band, generating according to described network formats table and described frequency band support information and searching network list in advance;
Described net module 5 of searching is connected with described net List Generating Module 4 of searching, the network list of searching in advance generated for searching net List Generating Module 4 described in obtaining judges whether the described band information searched in advance in network list is sky, if not, using described network list of searching in advance as searching train table, searching train table described in foundation and carrying out searching net;
The Mobile Country Code MCC that described network formats matching list is provided with different geographical and the network formats list matched with described national code, be provided with all network formats information of mating with described national code in described network formats list, in described frequency band support coupling, store all network formats information and the band information of described each network formats information corresponding to different regions that described mobile terminal mates.
Corresponding with said method, above-mentionedly to search in advance in network list, describedly search net module 5, specifically for judging whether the described band information searched in advance in network list is empty, if not, using described network list of searching in advance as searching train table, according to described in search network formats information in train table priority and the priority of band information of mating with described network formats information carry out searching net; Described described network formats information in train table and the described band information searched is according to pre-set priority arrangement.
Corresponding with said method, described in search net module 5 " according to described in search network formats information in train table priority and the priority of band information of mating with described network formats information carry out searching net " time specific works process can be for: according to described in search priority that the highest network formats information of train table medium priority and the network formats information the highest with described priority mates the highest band information carry out searching net; Anastomose fruit is searched in acquisition, nets unsuccessfully if searched, and the band information of next priority of mating according to the network formats information the highest with described priority carries out searching net; If the network formats information the highest according to described priority and all band informations mated with it to carry out searching net all failed, then according to described in search next priority in train table network formats information and the highest band information of the priority of mating with the network formats information of next priority described carry out searching net.
Be understandable that, corresponding with said method, have multiple owing to obtaining the mode of Mobile Country Code MCC, therefore the specific works process of described national code acquisition module 1 can comprise: the latitude and longitude information obtained according to GPS calculates described mobile terminal current location Mobile Country Code MCC or the Mobile Country Code MCC of the current location of mobile terminal described in the network formats acquisition of information that sends according to the base station of described mobile terminal.
Be understandable that, corresponding with said method, conveniently user can Mobile Country Code MCC described in quick obtaining when there being gps signal, also can obtain the national code of user terminal their location when GPS no signal, described national code acquisition module 1 specifically for:
Judge whether the GPS of described mobile terminal can get gps signal, if calculate the Mobile Country Code MCC of the current location of described mobile terminal according to the latitude and longitude information obtained by described gps signal; Otherwise, the Mobile Country Code MCC of mobile terminal region described in the network formats acquisition of information sent by the base station of described mobile terminal.
Be understandable that, corresponding with said method, in order to ensure when the described band information searched in advance in network list is empty, described mobile terminal also can carry out searching net, describedly search net module 5, specifically for: for judging whether the described band information searched in advance in network list is empty, if not, using described network list of searching in advance as searching train table, searching train table described in foundation and carrying out searching net; If judge describedly to search band information in network list in advance as empty, then adopting all band informations of mating with described network formats information of searching in advance in network list to upgrade the described band information searched in advance in network list, network list being searched in advance as searching train table after described renewal.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a mobile terminal network-selecting method, is characterized in that, is applied in mobile terminal, comprises:
Obtain the Mobile Country Code MCC of the current location of mobile terminal;
Judge whether the network formats matching list preset exists the network formats list matched with described Mobile Country Code MCC, if so, extracts described network formats list;
Supported to transfer the frequency band support information matched with described network formats list and described Mobile Country Code MCC in matching list by the frequency band preset;
Generate according to described network formats table and described frequency band support information and search network list in advance;
Judge whether the described band information searched in advance in network list is empty, if not, using described network list of searching in advance as searching train table, searching train table and carrying out searching net described in foundation;
Wherein, the Mobile Country Code MCC that described network formats matching list is provided with different geographical and the network formats list matched with described national code, be provided with all network formats information of mating with described national code in described network formats list, in described frequency band support coupling, store all network formats information and the band information of described each network formats information corresponding to different regions that described mobile terminal mates.
2. mobile terminal network-selecting method according to claim 1, is characterized in that, searches train table and carries out searching net, comprising described in described foundation:
According to described in search network formats information in train table priority and the priority of band information of mating with described network formats information carry out searching net;
Described described network formats information in train table and the described band information searched is according to pre-set priority arrangement.
3. mobile terminal network-selecting method according to claim 2, is characterized in that, according to described in search network formats information in train table priority and the priority of band information of mating with described network formats information carry out searching net, comprising:
According to described in search priority that the highest network formats information of train table medium priority and the network formats information the highest with described priority mates the highest band information carry out searching net;
Anastomose fruit is searched in acquisition, nets unsuccessfully if searched, and the band information of next priority of mating according to the network formats information the highest with described priority carries out searching net;
If the network formats information the highest according to described priority and all band informations mated with it to carry out searching net all failed, then according to described in search next priority in train table network formats information and the highest band information of the priority of mating with the network formats information of next priority described carry out searching net.
4. mobile terminal network-selecting method according to claim 1, is characterized in that, the Mobile Country Code MCC of the described current location of acquisition mobile terminal, comprising:
Mobile Country Code MCC is obtained by the positional information calculation of the current location of described mobile terminal.
5. mobile terminal network-selecting method according to claim 1, is characterized in that, the Mobile Country Code MCC of the described current location of acquisition mobile terminal, comprising:
The Mobile Country Code MCC of the current location of mobile terminal described in the network formats acquisition of information sent according to the base station of described mobile terminal.
6. mobile terminal network-selecting method according to claim 1, is characterized in that, the Mobile Country Code MCC of the described current location of acquisition mobile terminal, comprising:
Judge whether the GPS of described mobile terminal can get gps signal, if calculate the Mobile Country Code MCC of the current location of described mobile terminal according to the latitude and longitude information obtained by described gps signal; Otherwise, the Mobile Country Code MCC of mobile terminal region described in the network formats acquisition of information sent by the base station of described mobile terminal.
7. mobile terminal network-selecting method according to claim 1, is characterized in that, also comprise:
If judge describedly to search band information in network list in advance as empty, then adopting all band informations of mating with described network formats information of searching in advance in network list to upgrade the described band information searched in advance in network list, network list being searched in advance as searching train table after described renewal.
8. a mobile terminal network-selecting system, is characterized in that, is applied in mobile terminal, comprises:
National code acquisition module, for obtaining the Mobile Country Code MCC of the current location of mobile terminal;
Network formats List Generating Module, for judging whether the network formats matching list preset exists the network formats list matched with described Mobile Country Code MCC, if so, extracts described network formats list;
Information generating module supported by frequency band, transfers the frequency band support information matched with described network formats list and described Mobile Country Code MCC for being supported by the frequency band preset in matching list;
Searching net List Generating Module, searching network list in advance for generating according to described network formats table and described frequency band support information;
Search net module, for judging whether the described band information searched in advance in network list is empty, if not, using described network list of searching in advance as searching train table, searching train table and carrying out searching net described in foundation;
The Mobile Country Code MCC that described network formats matching list is provided with different geographical and the network formats list matched with described national code, be provided with all network formats information of mating with described national code in described network formats list, in described frequency band support coupling, store all network formats information and the band information of described each network formats information corresponding to different regions that described mobile terminal mates.
9. mobile terminal network-selecting system according to claim 8, it is characterized in that, describedly search net module, specifically for judging whether the described band information searched in advance in network list is empty, if not, using described network list of searching in advance as searching train table, according to described in search priority that the highest network formats information of train table medium priority and the network formats information the highest with described priority mates the highest band information carry out searching net; Anastomose fruit is searched in acquisition, nets unsuccessfully if searched, and the band information of next priority of mating according to the network formats information the highest with described priority carries out searching net; If the network formats information the highest according to described priority and all band informations mated with it to carry out searching net all failed, then according to described in search next priority in train table network formats information and the highest band information of the priority of mating with the network formats information of next priority described carry out searching net.
10. mobile terminal network-selecting system according to claim 8, it is characterized in that, described national code acquisition module specifically for, judge whether the GPS of described mobile terminal can get gps signal, if calculate the Mobile Country Code MCC of the current location of described mobile terminal according to the latitude and longitude information obtained by described gps signal; Otherwise, the Mobile Country Code MCC of mobile terminal region described in the network formats acquisition of information sent by the base station of described mobile terminal.
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