CN106028316A - Network search method and device for international roaming - Google Patents
Network search method and device for international roaming Download PDFInfo
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- CN106028316A CN106028316A CN201610573658.0A CN201610573658A CN106028316A CN 106028316 A CN106028316 A CN 106028316A CN 201610573658 A CN201610573658 A CN 201610573658A CN 106028316 A CN106028316 A CN 106028316A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/26—Network addressing or numbering for mobility support
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0066—Transmission or use of information for re-establishing the radio link of control information between different types of networks in order to establish a new radio link in the target network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/165—Performing reselection for specific purposes for reducing network power consumption
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Databases & Information Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The embodiment of the invention relates to the technical field of communication, and discloses a network search method and a network search device for international roaming. The method comprises the steps of searching a network according to a first network search strategy before international roaming, wherein the first network search strategy comprises the setting of a first global mode and a first radio access technology (RAT); if a network search time exceeds a preset time threshold, switching a terminal device to the second global mode from the first global mode, wherein the second global mode comprises a network system supported by the network of a current roaming area; if the terminal device is switched to the second global mode from the first global mode, switching the terminal device to the second RAT from the first RAT, wherein the second RAT does not limit the network system; and according to the second global mode and the second RAT, determining the second network search strategy for continuing the network search. The implementation of the method provided by the embodiment of the invention can help a user change the search strategy to search the local network when in international roaming.
Description
Technical field
The present invention relates to communication technical field, particularly relate to the network search method of a kind of international roaming and set
Standby.
Background technology
Along with the development of communication technology, people can utilize terminal unit to take phone, transmitting-receiving whenever and wherever possible
Note or use data traffic online, bring great convenience to the life of people.Terminal unit is again
Start or when re-starting network insertion, web search can be according to searching before shutdown or during network insertion last time
Net strategy is carried out, but such tactful problem caused of net of searching is to go on business or trip if user goes abroad
Trip, when needing the network accessing locality by the way of international roaming, if the network on current roaming ground does not props up
Searching before holding nets the network formats that strategy is limited, then can cause to search and net unsuccessfully, it is impossible to be registered to locality
Network, to user roam use terminal unit cause puzzlement.For example, determine if user uses to move
Plate-making terminal unit, use UNICOM client identification module (Subscriber Identification Module,
SIM) card, owing to terminal unit is mobile customization version, can use time division duplex Long Term Evolution at home
(Time Division Duplexing-Long Term Evolution, TDD-LTE), time division synchronous code division are many
Location (Time Division-Synchronous Code Division Multiple Access, TD-SCDMA)
With global system for mobile communications (Global System for Mobile Communication, GSM), and join
FDD Long Term Evolution (Frequency Division Duplexing-Long Term supported by logical SIM
Evolution, FDD-LTE), WCDMA (Wideband Code Division Multiple Access,
WCDMA) and GSM, thus search net strategy and be confirmed as both common factor GSM standards.Work as user
When roaming into Japan and Korea S area, owing to Japan and Korea S area does not has GSM network, there is WCDMA and FDD-LTE,
Thus current searching is netted strategy and can be caused the terminal unit of user in the case of using local networks, search
Rope is less than network.
Summary of the invention
Embodiments provide network search method and the equipment of a kind of international roaming, can be in the world
Adjust terminal unit in the case of roaming searches net strategy, it is to avoid support the network of roaming place at terminal unit
In the case of standard because search net strategy be limited to network formats that roaming place do not has and the search that occurs not
Situation to network.
Embodiment of the present invention first aspect discloses the network search method of a kind of international roaming, including:
Net decision search network is searched according to first before international roaming;Wherein, described first net strategy bag is searched
Containing to the first Global Model and the setting of the first radio access technologies RAT;Wherein, described first whole world
The network formats collection that the network formats that pattern is supported by the operator corresponding according to terminal unit selects;Institute
State network formats and described terminal that operator corresponding to described terminal unit according to a RAT is supported
The network formats that operator corresponding to client identification module SIM that equipment uses is supported determines jointly;
Record the time of described search network;
Judge whether the time of described search network exceedes preset time threshold;
If the time of described search network exceedes preset time threshold, then by described terminal unit from described
One Global Model is switched to the second Global Model;Wherein, described second Global Model comprises current roaming ground
The network formats that network is supported;
Monitor whether described terminal unit is switched to described second Global Model by described first Global Model;
If described terminal unit is switched to described second Global Model by described first Global Model, then by institute
State terminal unit and switch to the 2nd RAT from a described RAT;Wherein, described 2nd RAT is not for limit
Network formats processed;
Determine that second searches net strategy and search proceeding network according to described second Global Model and the 2nd RAT
Rope.
Serve as reasons as the optional embodiment of one, described first Global Model and described second Global Model
Long Term Evolution LTE, TD SDMA TD-SCDMA and global system for mobile communications GSM group
The network formats collection become or the network formats being made up of LTE, WCDMA WCDMA and GSM
Collection;Described described terminal unit is switched to the second Global Model by base band from described first Global Model
Reason device controls;
Described described terminal unit is switched to the 2nd RAT by application processor control from a described RAT.
As the optional embodiment of one, whether the described time judging described search network exceedes default
Time threshold, including:
Obtain the Mobile Country Code MCC MCC on current roaming ground;
Judge whether the public land mobile network PLMN that MCC is described MCC comprises described first and search
The network formats of net decision search;
If described PLMN does not comprise the described first network formats searching net decision search, then search described in judgement
Whether the time of rope network exceedes preset time threshold.
As the optional embodiment of one, described determine according to described second Global Model and the 2nd RAT
Second search net strategy after proceeding web search, described method also includes:
Obtain network formats and frequency range that the PLMN that MCC is described MCC supports;
Search the tactful network formats supported according to described PLMN of net by described second and frequency range reduces and searches net model
Enclose obtain the 3rd search net strategy to proceed web search.
As the optional embodiment of one, described method also includes:
Obtain the network signal quality information of the PLMN that MCC is described MCC;
The network that network signal quality is high is selected to access from the accessible PLMN searched.
As the optional embodiment of one, described method also includes:
According to preset network rate list, select and SIM pair from the accessible PLMN searched
The network that the rate of the operators in co-operation answered are less expensive accesses.
Embodiment of the present invention second aspect discloses the network search device of a kind of international roaming, including:
Search unit, for searching net decision search network according to first before international roaming;Wherein, described
First searches net strategy comprises the first Global Model and the setting of the first radio access technologies RAT;Wherein,
The net that the network formats that described first Global Model is supported by the operator corresponding according to terminal unit selects
Network standard collection;The network system that the operator that according to a described RAT, described terminal unit is corresponding is supported
The network system that the formula operator corresponding with the client identification module SIM that described terminal unit uses is supported
Formula determines jointly;
Record unit, for recording the time of described search network;
Judging unit, for judging whether the time of described search network exceedes preset time threshold;
First switch unit, for when the time of described search network exceedes preset time threshold, by institute
State terminal unit and be switched to the second Global Model from described first Global Model;Wherein, described second whole world
Pattern comprises the network formats that current roaming ground network is supported;
Monitoring means, is used for monitoring whether described terminal unit is switched to described by described first Global Model
Second Global Model;
Second switch unit, for being switched to described the when described terminal unit by described first Global Model
During two Global Models, described terminal unit is switched to the 2nd RAT from a described RAT;Wherein, institute
State the 2nd RAT for being not intended to network formats;
Determine unit, for according to described second Global Model and the 2nd RAT determine second search net strategy with
Proceed web search.
Serve as reasons as the optional embodiment of one, described first Global Model and described second Global Model
Long Term Evolution LTE, TD SDMA TD-SCDMA and global system for mobile communications GSM group
The network formats collection become or the network formats being made up of LTE, WCDMA WCDMA and GSM
Collection;Described described terminal unit is switched to the second Global Model by base band from described first Global Model
Reason device controls;
Described described terminal unit is switched to the 2nd RAT by application processor control from a described RAT.
As the optional embodiment of one, described judging unit, including:
Obtain subelement, for obtaining the Mobile Country Code MCC MCC on current roaming ground;
First judgment sub-unit, for judging the public land mobile network PLMN that MCC is described MCC
Whether comprise the described first network formats searching net decision search;
Second judgment sub-unit, for not comprising the described first net searching net decision search as described PLMN
During network standard, it is judged that whether the time of described search network exceedes preset time threshold.
As the optional embodiment of one, equipment of stating also includes:
First acquiring unit, for obtain network formats that PLMN that MCC is described MCC supports and
Frequency range;
Precise search unit, for searching the network system that net strategy is supported according to described PLMN by described second
Formula and frequency range reduce search net scope obtain the 3rd search net strategy to proceed web search.
As the optional embodiment of one, described equipment also includes:
Second acquisition unit, for obtaining the network signal quality letter of the PLMN that MCC is described MCC
Breath;
First access unit, for selecting network signal quality high from the accessible PLMN searched
Network accesses.
As the optional embodiment of one, described equipment also includes:
Second access unit, for according to preset network rate list, from the accessible PLMN searched
The network that the rate of the operators in co-operation that middle selection is corresponding with SIM are less expensive accesses.
The embodiment of the present invention third aspect discloses a kind of terminal unit, including: processor and memorizer,
Wherein said processor is for performing the method disclosed in above-mentioned first aspect.
As can be seen from the above technical solutions, the embodiment of the present invention has the advantage that
In the embodiment of the present invention, search net decision search network according to first before international roaming;Wherein, institute
State first search net strategy comprise the first Global Model and the setting of the first radio access technologies RAT;Note
Record the time of described search network;Judge whether the time of described search network exceedes preset time threshold;
If the time of described search network exceedes preset time threshold, then by described terminal unit from described first complete
Ball pattern is switched to the second Global Model;Wherein, described second Global Model comprises current roaming ground network
The network formats supported;Monitor whether described terminal unit is switched to described by described first Global Model
Second Global Model;If described terminal unit is switched to described second whole world mould by described first Global Model
Formula, then switch to the 2nd RAT by described terminal unit from a described RAT;Wherein, described second
RAT is for being not intended to network formats;Determine that second searches net plan according to described second Global Model and the 2nd RAT
Slightly to proceed web search.Implement the embodiment of the present invention, can adjust in case of international roaming
Strategy is netted in searching of terminal unit, it is to avoid in the case of terminal unit supports the network formats of roaming place, because of
For search net strategy be limited to network formats that roaming place do not has and the search that occurs less than the situation of network.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, in embodiment being described below
The required accompanying drawing used is briefly introduced, it should be apparent that, the accompanying drawing in describing below is only this
Some bright embodiments, from the point of view of those of ordinary skill in the art, are not paying creative work
On the premise of, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the network search method of a kind of international roaming disclosed in the embodiment of the present invention;
Fig. 2 is the flow process signal of the network search method of another kind of international roaming disclosed in the embodiment of the present invention
Figure;
Fig. 3 is the structural representation of the network search device of a kind of international roaming disclosed in the embodiment of the present invention;
Fig. 4 is the structural representation of the network search device of another kind of international roaming disclosed in the embodiment of the present invention
Figure;
Fig. 5 is the structural representation of a kind of terminal unit disclosed in the embodiment of the present invention;
Fig. 6 is the structural representation of another kind of terminal unit disclosed in the embodiment of the present invention.
Detailed description of the invention
In order to make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to this
Invention is described in further detail, it is clear that described embodiment is only that some of the present invention is implemented
Example rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art exist
Do not make all other embodiments obtained under creative work premise, broadly fall into present invention protection
Scope.
Embodiments provide network search method and the equipment of a kind of international roaming, can be in the world
Adjust terminal unit in the case of roaming searches net strategy, it is to avoid support the network of roaming place at terminal unit
In the case of standard because search net strategy be limited to network formats that roaming place do not has and the search that occurs not
Situation to network.It is described in detail individually below.
Referring to Fig. 1, Fig. 1 is the network search method of a kind of international roaming disclosed in the embodiment of the present invention
Schematic flow sheet.Wherein, the network search method of the international roaming shown in Fig. 1 may comprise steps of:
101, net decision search network is searched according to first before international roaming;Wherein, above-mentioned first net plan is searched
Slightly comprise the first Global Model and the setting of the first radio access technologies RAT.
In the embodiment of the present invention, above-mentioned first Global Model is propped up by the operator corresponding according to terminal unit
The network formats collection that the network formats held selects;Optional network formats collection is by LTE, TD-SCDMA
The LTtG network formats collection formed with GSM or the LWG net being made up of LTE, WCDMA and GSM
Network standard collection.
Network formats and terminal that an above-mentioned RAT is supported by the operator corresponding according to terminal unit set
The network formats that the operator that the standby client identification module SIM used is corresponding is supported determines jointly.
In the embodiment of the present invention, terminal unit can be smart mobile phone, intelligent watch, palm PC, flat board
Computer, personal digital assistant (Personal Digital Assistant, PDA), point-of-sale terminal (Point of Sales,
POS) etc., the embodiment of the present invention is follow-up does not repeats.
For example, if the terminal unit that the terminal unit that user uses is mobile customization version, and use connection
The SIM of logical operator.So, before international roaming, owing to the operator that terminal unit is corresponding is shifting
Dynamic, mobile support TD-SCDMA standard, thus above-mentioned first Global Model is chosen as LTtG network system
Formula collection;Owing to the operator that terminal unit is corresponding is mobile, the operator that SIM is corresponding is UNICOM, because of
And an above-mentioned RAT is restricted to the mobile and common standard that can support of institute of UNICOM, i.e. GSM standard.
Above-mentioned first searches net strategy according to the first Global Model and the setting of a RAT, only search GSM system
The network of formula.
102, the time of above-mentioned search network is recorded.
103, judge whether the time of above-mentioned search network exceedes preset time threshold.
In the embodiment of the present invention, if terminal unit search exceedes preset time threshold less than the time of network,
Adjustment is then needed to search net strategy, in order to avoid terminal unit access network can not affect normally making of user for a long time
With.
If the time of 104 above-mentioned search networks exceedes preset time threshold, then by terminal unit from above-mentioned
One Global Model is switched to the second Global Model;Wherein, above-mentioned second Global Model comprises current roaming ground
The network formats that network is supported.
In the embodiment of the present invention, above-mentioned second Global Model comprises the network that current roaming ground network is supported
Standard, optional network formats collection is by the LTtG network system of LTE, TD-SCDMA and GSM composition
Formula collection or the LWG network formats collection by LTE, WCDMA and GSM composition.Above-mentioned by terminal unit
It is switched to the second Global Model from above-mentioned first Global Model controlled by the baseband processor of terminal unit.
For example, if the terminal unit that the terminal unit that user uses is mobile customization version, and use connection
The SIM of logical operator, arrives Japan afterwards or Korea S uses international roaming service.Japan and Korea S can use
Network formats be LTE and WCDMA, therefore, by terminal unit from LTtG network formats collection switch
To the LWG network formats collection comprising LTE and WCDMA.
105, whether monitoring terminal equipment is switched to above-mentioned second Global Model by above-mentioned first Global Model.
If 106 terminal units are switched to above-mentioned second Global Model by above-mentioned first Global Model, then will be eventually
End equipment switches to the 2nd RAT from an above-mentioned RAT;Wherein, above-mentioned 2nd RAT is for being not intended to net
Network standard.
In the embodiment of the present invention, above-mentioned by terminal unit from an above-mentioned RAT switch to the 2nd RAT by should
Use processor control.Wherein, according to the network formats of base band, application processor can support that situation determines RAT,
Thus, when monitoring terminal unit and being switched to above-mentioned second Global Model by above-mentioned first Global Model,
Terminal unit is switched to the 2nd RAT from a RAT by application processor;Wherein, above-mentioned 2nd RAT
For being not intended to network formats.In other words, RAT switch to 2G/3G/4G network the whole network search for, with
Make terminal unit in case of international roaming, search available network as early as possible.
107, determine that second searches net strategy to proceed net according to above-mentioned second Global Model and the 2nd RAT
Network is searched for.
In the method described by Fig. 1, when the time searching for network exceedes preset time threshold, will eventually
First Global Model of end equipment is switched to the second Global Model;Wherein, the second Global Model comprises roaming
The network formats that ground network is supported;When the first Global Model monitoring terminal unit, to be switched to second complete
During ball pattern, a RAT is switched to the 2nd RAT;Wherein, the 2nd RAT is for being not intended to network system
Formula.After the handover has been accomplished, determine that second searches net strategy according to above-mentioned second Global Model and the 2nd RAT.
Utilize the method described by Fig. 1, can change in case of international roaming and search net strategy, make user's
The network that terminal unit can search out roaming place local accesses.
Referring to Fig. 2, Fig. 2 is the network search method of another kind of international roaming disclosed in the embodiment of the present invention
Schematic flow sheet.As in figure 2 it is shown, the method may comprise steps of:
201, net decision search network is searched according to first before international roaming;Wherein, above-mentioned first net plan is searched
Slightly comprise the first Global Model and the setting of the first radio access technologies RAT.
In the embodiment of the present invention, above-mentioned first Global Model is propped up by the operator corresponding according to terminal unit
The network formats collection that the network formats held selects;Optional network formats collection is by LTE, TD-SCDMA
The LTtG network formats collection formed with GSM or the LWG net being made up of LTE, WCDMA and GSM
Network standard collection.
Network formats and terminal that an above-mentioned RAT is supported by the operator corresponding according to terminal unit set
The network formats that the operator that the standby client identification module SIM used is corresponding is supported determines jointly.
For example, if the terminal unit that the terminal unit that user uses is mobile customization version, and use connection
The SIM of logical operator.So, before international roaming, owing to the operator that terminal unit is corresponding is shifting
Dynamic, mobile support TD-SCDMA standard, thus above-mentioned first Global Model is chosen as LTtG network system
Formula collection;Owing to the operator that terminal unit is corresponding is mobile, the operator that SIM is corresponding is UNICOM, because of
And an above-mentioned RAT is restricted to the mobile and common standard that can support of institute of UNICOM, i.e. GSM standard.
Above-mentioned first searches net strategy according to the first Global Model and the setting of a RAT, only search GSM system
The network of formula.
202, the time of above-mentioned search network is recorded.
203, the Mobile Country Code MCC MCC on current roaming ground is obtained.
As the optional embodiment of one, terminal unit can utilize GPS location technology to determine current institute
In geographical position, afterwards according to MCC code table preset in geographic location information query terminal unit to obtain
The MCC on current roaming ground.
204, judge whether the public land mobile network PLMN that MCC is above-mentioned MCC comprises above-mentioned
First network formats searching net decision search.
As the optional embodiment of one, terminal unit inquires about PLMN table preset in terminal unit,
Therefrom obtain the PLMN that MCC is above-mentioned MCC, then judge the network formats that these PLMN are supported
Whether comprise above-mentioned first and search the network formats that net strategy is searched for.
If 205 above-mentioned PLMN do not comprise the above-mentioned first network formats searching net decision search, then judge
Whether the time of above-mentioned search network exceedes preset time threshold.
In the embodiment of the present invention, if the PLMN of current locale does not comprise the first network searching net decision search
Standard, then illustrate to search net strategy according to first, be likely to find the operator of coupling in current locale
Network accesses.Accordingly, it would be desirable to judge whether the time of current search network exceedes Preset Time threshold
Value, if the time of search network exceedes preset time threshold, then needs to make terminal unit adjust and searches net strategy,
The network formats of search is adjusted to the network formats that the PLMN of current locale comprises.
If the time of 206 above-mentioned search networks exceedes preset time threshold, then by terminal unit from above-mentioned
One Global Model is switched to the second Global Model;Wherein, above-mentioned second Global Model comprises current roaming ground
The network formats that network is supported.
In the embodiment of the present invention, above-mentioned second Global Model comprises the network that current roaming ground network is supported
Standard, optional network formats collection is by the LTtG network system of LTE, TD-SCDMA and GSM composition
Formula collection or the LWG network formats collection by LTE, WCDMA and GSM composition.Above-mentioned by terminal unit
It is switched to the second Global Model from above-mentioned first Global Model controlled by the baseband processor of terminal unit.
For example, if the terminal unit that the terminal unit that user uses is mobile customization version, and use connection
The SIM of logical operator, arrives Japan afterwards or Korea S uses international roaming service.Japan and Korea S can use
Network formats be LTE and WCDMA, therefore, by terminal unit from LTtG network formats collection switch
To the LWG network formats collection comprising LTE and WCDMA.
207, whether monitoring terminal equipment is switched to above-mentioned second Global Model by above-mentioned first Global Model.
If 208 terminal units are switched to above-mentioned second Global Model by above-mentioned first Global Model, then will be eventually
End equipment switches to the 2nd RAT from an above-mentioned RAT;Wherein, above-mentioned 2nd RAT is for being not intended to net
Network standard.
In the embodiment of the present invention, above-mentioned by terminal unit from an above-mentioned RAT switch to the 2nd RAT by should
Use processor control.Wherein, according to the network formats of base band, application processor can support that situation determines RAT,
Thus, when monitoring terminal unit and being switched to above-mentioned second Global Model by above-mentioned first Global Model,
Terminal unit is switched to the 2nd RAT from a RAT by application processor;Wherein, above-mentioned 2nd RAT
For being not intended to network formats.In other words, RAT switch to 2G/3G/4G network the whole network search for, with
Make terminal unit in case of international roaming, search available network as early as possible.
209, determine that second searches net strategy according to above-mentioned second Global Model and the 2nd RAT.
In the embodiment of the present invention, according to the second Global Model and the 2nd RAT, terminal unit determines that second searches net
Strategy, to utilize this second to search net strategy to proceed web search.
210, network formats and the frequency range that the PLMN that MCC is above-mentioned MCC supports is obtained.
In the embodiment of the present invention, obtain network formats and frequency that the PLMN that MCC is above-mentioned MCC supports
Section, i.e. obtains the network formats supported of PLMN and the frequency range on current roaming ground, will search net scope according to
After the network formats supported of PLMN on current roaming ground and frequency range limit further, be conducive to eventually
End equipment faster searches the network that can access, and can reduce terminal unit and search the power consumption of net.
211, search the tactful network formats supported according to above-mentioned PLMN of net by above-mentioned second and frequency range reduces and searches
Net scope obtains the 3rd and searches net strategy to proceed web search.
As the optional embodiment of one, after determining the PLMN list that can access, terminal sets
The standby network signal quality information that can obtain the PLMN that MCC is above-mentioned MCC, then from searching
Accessible PLMN select the network that network signal quality is high to access.
In addition, terminal unit can also be according to preset network rate list, from connecing of searching
Enter the network that in PLMN, the rate of the operators in co-operation that selection is corresponding with SIM are less expensive to access.
In the method described by Fig. 2, first judge that first searches the net network formats searched for of strategy and currently overflow
Whether the network on trip ground is supported;If not supporting first to search the network formats that net strategy is searched for current roaming,
Then judge to search whether the net time exceedes preset time threshold;Preset Time threshold is exceeded when the time of search network
During value, the first Global Model of terminal unit is switched to the second Global Model;Wherein, the second whole world mould
Formula comprises the network formats that roaming place network is supported;When the first Global Model monitoring terminal unit is cut
When changing to the second Global Model, a RAT is switched to the 2nd RAT;Wherein, the 2nd RAT is not
Limit network formats.After the handover has been accomplished, is determined according to above-mentioned second Global Model and the 2nd RAT
Two search net strategy, and network formats and frequency range that recycling roaming place PLMN supports reduce web search model
Enclose.Utilize the method described by Fig. 2, can change in case of international roaming and search net strategy, use
The network that the terminal unit at family can search out roaming place local accesses.
Referring to Fig. 3, Fig. 3 is the network search device of a kind of international roaming disclosed in the embodiment of the present invention
Structural representation.As it is shown on figure 3, this terminal unit may include that
Search unit 301, for searching net decision search network according to first before international roaming.
In the embodiment of the present invention, above-mentioned first searches net strategy comprises the first Global Model and the first radio
The setting of access technology RAT;Wherein, above-mentioned first Global Model is the operation corresponding according to terminal unit
The network formats collection that the network formats that business is supported selects;Optional network formats collection is by LTE,
TD-SCDMA and GSM composition LTtG network formats collection or by LTE, WCDMA and GSM group
The LWG network formats collection become.
Network formats and terminal that an above-mentioned RAT is supported by the operator corresponding according to terminal unit set
The network formats that the operator that the standby client identification module SIM used is corresponding is supported determines jointly.
For example, if the terminal unit that the terminal unit that user uses is mobile customization version, and use connection
The SIM of logical operator.So, before international roaming, owing to the operator that terminal unit is corresponding is shifting
Dynamic, mobile support TD-SCDMA standard, thus above-mentioned first Global Model is chosen as LTtG network system
Formula collection;Owing to the operator that terminal unit is corresponding is mobile, the operator that SIM is corresponding is UNICOM, because of
And an above-mentioned RAT is restricted to the mobile and common standard that can support of institute of UNICOM, i.e. GSM standard.
Above-mentioned first searches net strategy according to the first Global Model and the setting of a RAT, only search GSM system
The network of formula.
Record unit 302, for recording the time of above-mentioned search network.
Judging unit 303, for judging whether the time of above-mentioned search network exceedes preset time threshold.
First switch unit 304, is used for when the time of above-mentioned search network exceedes preset time threshold, will
Terminal unit is switched to the second Global Model from above-mentioned first Global Model.
In the embodiment of the present invention, above-mentioned second Global Model comprises the network that current roaming ground network is supported
Standard, optional network formats collection is by the LTtG network system of LTE, TD-SCDMA and GSM composition
Formula collection or the LWG network formats collection by LTE, WCDMA and GSM composition.Above-mentioned by terminal unit
It is switched to the second Global Model from above-mentioned first Global Model controlled by the baseband processor of terminal unit.
For example, if the terminal unit that the terminal unit that user uses is mobile customization version, and use connection
The SIM of logical operator, arrives Japan afterwards or Korea S uses international roaming service.Japan and Korea S can use
Network formats be LTE and WCDMA, therefore, by terminal unit from LTtG network formats collection switch
To the LWG network formats collection comprising LTE and WCDMA.
Whether monitoring means 305, be switched to above-mentioned by above-mentioned first Global Model for monitoring terminal equipment
Two Global Models.
Second switch unit 306, for being switched to above-mentioned second when terminal unit by above-mentioned first Global Model
During Global Model, terminal unit is switched to the 2nd RAT from an above-mentioned RAT.
In the embodiment of the present invention, above-mentioned by terminal unit from an above-mentioned RAT switch to the 2nd RAT by should
Use processor control.Wherein, according to the network formats of base band, application processor can support that situation determines RAT,
Thus, when monitoring terminal unit and being switched to above-mentioned second Global Model by above-mentioned first Global Model,
Terminal unit is switched to the 2nd RAT from a RAT by application processor;Wherein, above-mentioned 2nd RAT
For being not intended to network formats.In other words, RAT switch to 2G/3G/4G network the whole network search for, with
Make terminal unit in case of international roaming, search available network as early as possible.
Determine unit 307, for determining that second searches according to above-mentioned second Global Model and above-mentioned 2nd RAT
Net strategy is to proceed web search.
In the equipment described by Fig. 3, when the time searching for network exceedes preset time threshold, will eventually
First Global Model of end equipment is switched to the second Global Model;Wherein, the second Global Model comprises roaming
The network formats that ground network is supported;When the first Global Model monitoring terminal unit, to be switched to second complete
During ball pattern, a RAT is switched to the 2nd RAT;Wherein, the 2nd RAT is for being not intended to network system
Formula.After the handover has been accomplished, determine that second searches net strategy according to above-mentioned second Global Model and the 2nd RAT.
Utilize the equipment described by Fig. 3, can change in case of international roaming and search net strategy, make user's
The network that terminal unit can search out roaming place local accesses.
Seeing also Fig. 4, Fig. 4 is the web search of another kind of international roaming disclosed in the embodiment of the present invention
The structural representation of equipment.Wherein, the equipment shown in Fig. 4 is that equipment as shown in Figure 3 is optimized
Arriving, compared with the equipment shown in Fig. 3, the equipment shown in Fig. 4 also includes:
First acquiring unit 308, for obtaining the network system that the PLMN that MCC is above-mentioned MCC supports
Formula and frequency range.
Precise search unit 309, for searching the net that net strategy is supported according to above-mentioned PLMN by above-mentioned second
Network standard and frequency range reduce search net scope obtain the 3rd search net strategy to proceed web search.
As the optional embodiment of one, above-mentioned judging unit 303, including:
Obtain subelement 3031, for obtaining the Mobile Country Code MCC MCC on current roaming ground;
First judgment sub-unit 3032, for judging the public land mobile network that MCC is above-mentioned MCC
Whether PLMN comprises the above-mentioned first network formats searching net decision search;
Second judgment sub-unit 3033, for searching net decision search when above-mentioned PLMN does not comprise above-mentioned first
Network formats time, it is judged that whether the time of above-mentioned search network exceedes preset time threshold.
In the equipment described by Fig. 4, first judge that first searches the net network formats searched for of strategy and currently overflow
Whether the network on trip ground is supported;If not supporting first to search the network formats that net strategy is searched for current roaming,
Then judge to search whether the net time exceedes preset time threshold;Preset Time threshold is exceeded when the time of search network
During value, the first Global Model of terminal unit is switched to the second Global Model;Wherein, the second whole world mould
Formula comprises the network formats that roaming place network is supported;When the first Global Model monitoring terminal unit is cut
When changing to the second Global Model, a RAT is switched to the 2nd RAT;Wherein, the 2nd RAT is not
Limit network formats.After the handover has been accomplished, is determined according to above-mentioned second Global Model and the 2nd RAT
Two search net strategy, and network formats and frequency range that recycling roaming place PLMN supports reduce web search model
Enclose.Utilize the equipment described by Fig. 4, can change in case of international roaming and search net strategy, use
The network that the terminal unit at family can search out roaming place local accesses.
Referring to Fig. 5, Fig. 5 is the structural representation of a kind of terminal unit disclosed in the embodiment of the present invention.As
Shown in Fig. 5, this terminal unit includes: processor 501 and memorizer 502;Wherein memorizer 502 can
The caching required for data process is performed, it is also possible to be used for providing processor 501 for processor 501
Perform the memory space that data process the result data of data and the acquisition called.
In embodiments of the present invention, processor 501 is by calling the program generation being stored in memorizer 502
Code, is used for performing following operation:
Net decision search network is searched according to first before international roaming;Wherein, above-mentioned first net strategy bag is searched
Containing to the first Global Model and the setting of the first radio access technologies RAT;
Record the time of above-mentioned search network;
Judge whether the time of above-mentioned search network exceedes preset time threshold;
If the time of above-mentioned search network exceedes preset time threshold, then by terminal unit from above-mentioned first complete
Ball pattern is switched to the second Global Model;Wherein, above-mentioned second Global Model comprises current roaming ground network
The network formats supported;
Whether monitoring terminal equipment is switched to above-mentioned second Global Model by above-mentioned first Global Model;
If terminal unit is switched to above-mentioned second Global Model by above-mentioned first Global Model, then terminal is set
For switching to the 2nd RAT from an above-mentioned RAT;Wherein, above-mentioned 2nd RAT is for being not intended to network system
Formula;
Determine that second searches net strategy to proceed net according to above-mentioned second Global Model and above-mentioned 2nd RAT
Network is searched for.
As can be seen here, utilize the terminal unit described by Fig. 5, can adjust in case of international roaming
Strategy is netted in searching of terminal unit, it is to avoid in the case of terminal unit supports the network formats of roaming place, because of
For search net strategy be limited to network formats that roaming place do not has and the search that occurs less than the situation of network.
Referring to Fig. 6, Fig. 6 is the structural representation of another kind of terminal unit disclosed in the embodiment of the present invention.
As shown in Figure 6, for convenience of description, illustrate only the part relevant to the embodiment of the present invention, concrete skill
Art details does not discloses, and refer to embodiment of the present invention method part.This terminal can be include mobile phone,
Panel computer, PDA (Personal Digital Assistant, personal digital assistant), POS (Point of Sales,
Point-of-sale terminal), the arbitrarily terminal unit such as vehicle-mounted computer, as a example by terminal is as mobile phone:
Fig. 6 is illustrated that the block diagram of the part-structure of the mobile phone relevant to the terminal of embodiment of the present invention offer.
With reference to Fig. 6, mobile phone includes: radio frequency (Radio Frequency, RF) circuit 601, memorizer 602,
Input block 603, display unit 604, sensor 605, voicefrequency circuit 606, Wireless Fidelity (wireless
Fidelity, WiFi) module 607, the parts such as processor 608 and power supply 609.People in the art
Member is appreciated that the handset structure shown in Fig. 6 is not intended that the restriction to mobile phone, can include than figure
Show more or less of parts, or combine some parts, or different parts are arranged.
Below in conjunction with Fig. 6 each component parts of mobile phone carried out concrete introduction:
RF circuit 601 can be used for receiving and sending messages or in communication process, the reception of signal and transmission, especially,
After the downlink information of base station is received, process to processor 608;It addition, send out designing up data
Give base station.Generally, RF circuit 601 includes but not limited to antenna, at least one amplifier, transmitting-receiving letter
Machine, bonder, low-noise amplifier (Low Noise Amplifier, LNA), duplexer etc..Additionally,
RF circuit 601 can also be communicated with network and other equipment by radio communication.Above-mentioned radio communication is permissible
Use arbitrary communication standard or agreement, include but not limited to global system for mobile communications (Global System
Of Mobile communication, GSM), general packet radio service (General Packet Radio
Service, GPRS), CDMA (Code Division Multiple Access, CDMA), broadband
CDMA (Wideband Code Division Multiple Access, WCDMA), Long Term Evolution
(Long Term Evolution, LTE), Email, Short Message Service (Short Messaging Service,
SMS) etc..
Memorizer 602 can be used for storing software program and module, and processor 608 is stored in by operation
The software program of memorizer 602 and module, thus perform at the application of various functions and the data of mobile phone
Reason.Memorizer 602 can mainly include storing program area and storage data field, and wherein, storage program area can
Application program needed for storage operating system, at least one function (broadcast by such as sound-playing function, image
Playing function etc.) etc.;Storage data field can store data (the such as audio frequency that the use according to mobile phone is created
Data, phone directory etc.) etc..Additionally, memorizer 602 can include high-speed random access memory, also
Can include nonvolatile memory, for example, at least one disk memory, flush memory device or other
Volatile solid-state part.
Input block 603 can be used for receiving numeral or the character information of input, and produces the use with mobile phone
Family is arranged and function controls relevant key signals input.Specifically, input block 603 can include touch-control
Panel 6031 and other input equipments 6032.Contact panel 6031, also referred to as touch screen, can collect
User thereon or neighbouring touch operation (such as user uses any applicable object such as finger, stylus
Or the operation that adnexa is on contact panel 6031 or near contact panel 6031), and according to presetting
Formula drive corresponding attachment means.Optionally, contact panel 6031 can include touch detecting apparatus and
Two parts of touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect tactile
Touch the signal that operation brings, transmit a signal to touch controller;Touch controller is from touch detecting apparatus
Upper reception touch information, and it is converted into contact coordinate, then give processor 608, and can reception process
Order that device 608 is sent also is performed.Furthermore, it is possible to use resistance-type, condenser type, infrared ray with
And the polytype such as surface acoustic wave realizes contact panel 6031.Except contact panel 6031, input block 603
Other input equipments 6032 can also be included.Specifically, other input equipments 6032 can include but not limit
In physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, behaviour
Make one or more in bar etc..
Display unit 604 can be used for showing the information inputted by user or the information being supplied to user and hands
The various menus of machine.Display unit 604 can include display floater 6041, optionally, can use liquid crystal
Display (Liquid Crystal Display, LCD), Organic Light Emitting Diode (Organic Light-Emitting
Diode, OLED) etc. form configure display floater 6041.Further, contact panel 6031 can cover
Lid display floater 6041, when contact panel 6031 detects thereon or after neighbouring touch operation, transmits
To processor 608 to determine the type of touch event, with preprocessor 608 according to the type of touch event
Display floater 6041 provides corresponding visual output.Although in figure 6, contact panel 6031 with
Display floater 6041 is to realize input and the input function of mobile phone as two independent parts, but
In some embodiment, can be by integrated with display floater 6041 for contact panel 6031 and realize the defeated of mobile phone
Enter and output function.
Mobile phone may also include at least one sensor 605, such as optical sensor, motion sensor and other
Sensor.Specifically, optical sensor can include ambient light sensor and proximity transducer, wherein, environment
Optical sensor can regulate the brightness of display floater 6041 according to the light and shade of ambient light, and proximity transducer can
When mobile phone moves in one's ear, close display floater 6041 and/or backlight.As the one of motion sensor,
Accelerometer sensor can detect the size of (generally three axles) acceleration in all directions, can examine time static
Measure size and the direction of gravity, can be used for identifying application (such as horizontal/vertical screen switching, the phase of mobile phone attitude
Close game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.;Extremely
The gyroscope that can also configure in mobile phone, barometer, drimeter, thermometer, infrared ray sensor etc. other
Sensor, does not repeats them here.
Voicefrequency circuit 606, speaker 6061, microphone 6062 can provide the audio frequency between user and mobile phone
Interface.The signal of telecommunication after the voice data conversion that voicefrequency circuit 606 can will receive, is transferred to speaker
6061, speaker 6061 be converted to acoustical signal output;On the other hand, microphone 6062 will be collected
Acoustical signal be converted to the signal of telecommunication, voicefrequency circuit 606 be converted to voice data after receiving, then by sound
After frequency processes according to output processor 608, through RF circuit 601 to be sent to such as another mobile phone, or
Voice data is exported to memorizer 602 to process further.
WiFi belongs to short range wireless transmission technology, and mobile phone can help user to receive by WiFi module 607
Sending e-mails, browse webpage and access streaming video etc., it has provided the user wireless broadband interconnection
Net accesses.Although Fig. 6 shows WiFi module 607, but it is understood that, it is also not belonging to hands
Must be configured into of machine, can omit completely as required in not changing the scope of essence of invention.
Processor 608 is the control centre of mobile phone, utilizes each of various interface and the whole mobile phone of connection
Individual part, by running or perform to be stored in the software program in memorizer 602 and/or module, and adjusts
By the data being stored in memorizer 602, perform the various functions of mobile phone and process data, thus opponent
Machine carries out integral monitoring.Optionally, processor 608 can include one or more processing unit;Preferably,
Processor 608 can integrated application processor and modem processor, wherein, application processor is mainly located
Reason operating system, user interface and application program etc., modem processor mainly processes radio communication.
It is understood that above-mentioned modem processor can not also be integrated in processor 608.
Mobile phone also includes the power supply 609 (such as battery) powered to all parts, it is preferred that power supply is permissible
Logically contiguous with processor 608 by power-supply management system, thus realize management by power-supply management system
The functions such as charging, electric discharge and power managed.
Although not shown, mobile phone can also include photographic head, bluetooth module etc., does not repeats them here.
In previous embodiment, each step method flow process can structure based on this terminal unit realize.Wherein
Application layer and operating system nucleus all can be considered the ingredient of the abstract structure of processor 608.
In embodiments of the present invention, processor 608 is by calling the program generation being stored in memorizer 602
Code, is used for performing following operation:
Net decision search network is searched according to first before international roaming;Wherein, above-mentioned first net strategy bag is searched
Containing to the first Global Model and the setting of the first radio access technologies RAT;
Record the time of above-mentioned search network;
Judge whether the time of above-mentioned search network exceedes preset time threshold;
If the time of above-mentioned search network exceedes preset time threshold, then by terminal unit from above-mentioned first complete
Ball pattern is switched to the second Global Model;Wherein, above-mentioned second Global Model comprises current roaming ground network
The network formats supported;
Whether monitoring terminal equipment is switched to above-mentioned second Global Model by above-mentioned first Global Model;
If terminal unit is switched to above-mentioned second Global Model by above-mentioned first Global Model, then terminal is set
For switching to the 2nd RAT from an above-mentioned RAT;Wherein, above-mentioned 2nd RAT is for being not intended to network system
Formula;
Determine that second searches net strategy to proceed net according to above-mentioned second Global Model and above-mentioned 2nd RAT
Network is searched for.
As can be seen here, utilize the terminal unit described by Fig. 6, can adjust in case of international roaming
Strategy is netted in searching of terminal unit, it is to avoid in the case of terminal unit supports the network formats of roaming place, because of
For search net strategy be limited to network formats that roaming place do not has and the search that occurs less than the situation of network.
It should be noted that in network search device and the terminal unit embodiment of above-mentioned international roaming, institute
Including unit simply carry out dividing according to function logic, but be not limited to above-mentioned division,
As long as being capable of corresponding function;It addition, the specific name of each functional unit is also intended merely to just
In mutually distinguishing, it is not limited to protection scope of the present invention.
It addition, one of ordinary skill in the art will appreciate that realize whole in above-mentioned each method embodiment or
Part steps can be by program and completes to instruct relevant hardware, and corresponding program can be stored in one
In kind of computer-readable recording medium, storage medium mentioned above can be read only memory, disk or
CD etc..
These are only the present invention preferably detailed description of the invention, but protection scope of the present invention is not limited to
This, any those familiar with the art, can in the technical scope that the embodiment of the present invention discloses
The change readily occurred in or replacement, all should contain within protection scope of the present invention.Therefore, the present invention
Protection domain should be as the criterion with scope of the claims.
Claims (13)
1. the network search method of an international roaming, it is characterised in that including:
Net decision search network is searched according to first before international roaming;Wherein, described first net strategy bag is searched
Containing to the first Global Model and the setting of the first radio access technologies RAT;Wherein, described first whole world
The network formats collection that the network formats that pattern is supported by the operator corresponding according to terminal unit selects;Institute
State network formats and described terminal that operator corresponding to described terminal unit according to a RAT is supported
The network formats that operator corresponding to client identification module SIM that equipment uses is supported determines jointly;
Record the time of described search network;
Judge whether the time of described search network exceedes preset time threshold;
If the time of described search network exceedes preset time threshold, then by described terminal unit from described
One Global Model is switched to the second Global Model;Wherein, described second Global Model comprises current roaming ground
The network formats that network is supported;
Monitor whether described terminal unit is switched to described second Global Model by described first Global Model;
If described terminal unit is switched to described second Global Model by described first Global Model, then by institute
State terminal unit and switch to the 2nd RAT from a described RAT;Wherein, described 2nd RAT is not for limit
Network formats processed;
Determine that second searches net strategy to proceed net according to described second Global Model and described 2nd RAT
Network is searched for.
Method the most according to claim 1, it is characterised in that described first Global Model and described
Second Global Model is by Long Term Evolution LTE, and TD SDMA TD-SCDMA and the whole world are moved
Communication system GSM composition network formats collection or by LTE, WCDMA WCDMA and GSM
The network formats collection of composition;It is described that from described first Global Model, described terminal unit is switched to second is complete
Ball pattern is by baseband processor control;
Described described terminal unit is switched to the 2nd RAT by application processor control from a described RAT.
Method the most according to claim 1, it is characterised in that described judgement described search network time
Between whether exceed preset time threshold, including:
Obtain the Mobile Country Code MCC MCC on current roaming ground;
Judge whether the public land mobile network PLMN that MCC is described MCC comprises described first and search
The network formats of net decision search;
If described PLMN does not comprise the described first network formats searching net decision search, then search described in judgement
Whether the time of rope network exceedes preset time threshold.
Method the most according to claim 3, it is characterised in that described according to described second Global Model
With the 2nd RAT determine second search net strategy after proceeding web search, described method also includes:
Obtain network formats and frequency range that the PLMN that MCC is described MCC supports;
Search the tactful network formats supported according to described PLMN of net by described second and frequency range reduces and searches net model
Enclose obtain the 3rd search net strategy to proceed web search.
Method the most according to claim 4, it is characterised in that described method also includes:
Obtain the network signal quality information of the PLMN that MCC is described MCC;
The network that network signal quality is high is selected to access from the accessible PLMN searched.
6. according to method described in any one in Claims 1 to 4, it is characterised in that described method is also wrapped
Include:
According to preset network rate list, select and SIM pair from the accessible PLMN searched
The network that the rate of the operators in co-operation answered are less expensive accesses.
7. the network search device of an international roaming, it is characterised in that including:
Search unit, for searching net decision search network according to first before international roaming;Wherein, described
First searches net strategy comprises the first Global Model and the setting of the first radio access technologies RAT;Wherein,
The net that the network formats that described first Global Model is supported by the operator corresponding according to terminal unit selects
Network standard collection;The network system that the operator that according to a described RAT, described terminal unit is corresponding is supported
The network system that the formula operator corresponding with the client identification module SIM that described terminal unit uses is supported
Formula determines jointly;
Record unit, for recording the time of described search network;
Judging unit, for judging whether the time of described search network exceedes preset time threshold;
First switch unit, for when the time of described search network exceedes preset time threshold, by institute
State terminal unit and be switched to the second Global Model from described first Global Model;Wherein, described second whole world
Pattern comprises the network formats that current roaming ground network is supported;
Monitoring means, is used for monitoring whether described terminal unit is switched to described by described first Global Model
Second Global Model;
Second switch unit, for being switched to described the when described terminal unit by described first Global Model
During two Global Models, described terminal unit is switched to the 2nd RAT from a described RAT;Wherein, institute
State the 2nd RAT for being not intended to network formats;
Determine unit, for determining that second searches net plan according to described second Global Model and described 2nd RAT
Slightly to proceed web search.
Equipment the most according to claim 7, it is characterised in that described first Global Model and described
Second Global Model is by Long Term Evolution LTE, and TD SDMA TD-SCDMA and the whole world are moved
Communication system GSM composition network formats collection or by LTE, WCDMA WCDMA and GSM
The network formats collection of composition;It is described that from described first Global Model, described terminal unit is switched to second is complete
Ball pattern is by baseband processor control;
Described described terminal unit is switched to the 2nd RAT by application processor control from a described RAT.
Equipment the most according to claim 7, it is characterised in that described judging unit, including:
Obtain subelement, for obtaining the Mobile Country Code MCC MCC on current roaming ground;
First judgment sub-unit, for judging the public land mobile network PLMN that MCC is described MCC
Whether comprise the described first network formats searching net decision search;
Second judgment sub-unit, for not comprising the described first net searching net decision search as described PLMN
During network standard, it is judged that whether the time of described search network exceedes preset time threshold.
Equipment the most according to claim 9, it is characterised in that described equipment also includes:
First acquiring unit, for obtain network formats that PLMN that MCC is described MCC supports and
Frequency range;
Precise search unit, for searching the network system that net strategy is supported according to described PLMN by described second
Formula and frequency range reduce search net scope obtain the 3rd search net strategy to proceed web search.
11. equipment according to claim 10, it is characterised in that described equipment also includes:
Second acquisition unit, for obtaining the network signal quality letter of the PLMN that MCC is described MCC
Breath;
First access unit, for selecting network signal quality high from the accessible PLMN searched
Network accesses.
12. according to equipment described in any one in claim 7~10, it is characterised in that described equipment is also
Including:
Second access unit, for according to preset network rate list, from the accessible PLMN searched
The network that the rate of the operators in co-operation that middle selection is corresponding with SIM are less expensive accesses.
13. 1 kinds of terminal units, including: processor and memorizer, it is characterised in that described processor
For performing the method described in claim 1~6 any one.
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CN106792945A (en) * | 2017-01-09 | 2017-05-31 | 北京小米移动软件有限公司 | Roaming carrier choosing method and device |
CN106961676A (en) * | 2017-03-17 | 2017-07-18 | 广东欧珀移动通信有限公司 | A kind of method for searching network and device |
CN106961676B (en) * | 2017-03-17 | 2020-01-14 | Oppo广东移动通信有限公司 | Network searching method, device and medium |
CN107820287A (en) * | 2017-10-10 | 2018-03-20 | 广东欧珀移动通信有限公司 | The method and Related product of detection terminal access |
CN107820287B (en) * | 2017-10-10 | 2019-09-27 | Oppo广东移动通信有限公司 | Detect the method and Related product of terminal access |
CN111314949A (en) * | 2020-02-18 | 2020-06-19 | 闻泰通讯股份有限公司 | Network access method, device, electronic equipment and storage medium |
CN111314949B (en) * | 2020-02-18 | 2023-10-20 | 闻泰通讯股份有限公司 | Network access method, device, electronic equipment and storage medium |
Also Published As
Publication number | Publication date |
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CN108112028A (en) | 2018-06-01 |
CN108112028B (en) | 2021-06-01 |
CN106028316B (en) | 2018-01-23 |
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