CN106028316B - The network search method and equipment of a kind of international roaming - Google Patents
The network search method and equipment of a kind of international roaming Download PDFInfo
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- CN106028316B CN106028316B CN201610573658.0A CN201610573658A CN106028316B CN 106028316 B CN106028316 B CN 106028316B CN 201610573658 A CN201610573658 A CN 201610573658A CN 106028316 B CN106028316 B CN 106028316B
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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
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- 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
-
- 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
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
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- 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
Abstract
The present embodiments relate to communication technical field, the network search method and equipment of a kind of international roaming are disclosed.Wherein, this method includes：Net decision search network is searched according to first before international roaming；Wherein, first the tactful setting comprising to the first Global Model and the first radio access technologies RAT of net is searched；If the time of search network exceedes preset time threshold, terminal device is switched to the second Global Model from the first Global Model；Wherein, the second Global Model network formats that network is supported with including current roaming；If terminal device is switched to the second Global Model by the first Global Model, terminal device is switched into the 2nd RAT from the first RAT；Wherein, the 2nd RAT is not limit network formats；Determine that second searches net strategy to continue web search according to the second Global Model and the 2nd RAT.Implement the embodiment of the present invention, user can be helped to change search strategy in international roaming to search local networks.
Description
Technical field
The present invention relates to the network search method and equipment of communication technical field, more particularly to a kind of international roaming.
Background technology
With the development of the communication technology, people can be taken phone, transmitting-receiving short message whenever and wherever possible or be made using terminal device
Surfed the Net with data traffic, the life to people brings great convenience.Terminal device is connect turning back on or re-start network
Fashionable, web search can be carried out according to the net strategy of searching before shutdown or during last time network insertion, but such search nets tactful institute
The problem of causing be, is gone on business or travel, it is necessary to when accessing the network of locality by way of international roaming if user goes abroad, if
The network on current roaming ground do not support before search the network formats that are limited of net strategy, then can cause to search net failure, can not note
Volume roams using terminal equipment to user and causes to perplex to local network.For example, if user uses mobile customization version
Terminal device, blocked using the client identification module (Subscriber Identification Module, SIM) of UNICOM, due to
Terminal device is mobile customization version, can use time division duplex Long Term Evolution (Time Division Duplexing- at home
Long Term Evolution, TDD-LTE), TD SDMA (Time Division-Synchronous Code
Division Multiple Access, TD-SCDMA) and global system for mobile communications (Global System for Mobile
Communication, GSM), and the SIM card of UNICOM supports FDD Long Term Evolution (Frequency Division
Duplexing-Long Term 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.When user roams
During to Japan and Korea S area, because Japan and Korea S area have GSM network, there are a WCDMA and FDD-LTE, thus searching net strategy and can lead currently
Apply family terminal device can use local networks in the case of, search for less than network.
The content of the invention
, can be in the feelings of international roaming the embodiments of the invention provide a kind of network search method of international roaming and equipment
Terminal device is adjusted under condition searches net strategy, avoids in the case where terminal device supports the network formats of roaming place, because searching
Net strategy be limited to roaming place without network formats and the search that occurs less than network situation.
First aspect of the embodiment of the present invention discloses a kind of network search method of international roaming, including：
Net decision search network is searched according to first before international roaming；Wherein, described first net strategy is searched comprising to first
The setting of Global Model and the first radio access technologies RAT；Wherein, first Global Model is corresponding according to terminal device
Operator supported network formats selection network formats collection；First RAT is according to corresponding to the terminal device
Operator corresponding to the client identification module SIM card that the network formats and the terminal device that operator is supported use is supported
Network formats determine jointly；
Record the time of the search network；
Judge whether the time of the search network exceedes preset time threshold；
If the time of the search network exceedes preset time threshold, by the terminal device from the described first global mould
Formula is switched to the second Global Model；Wherein, second Global Model network formats that network is supported with including current roaming；
Monitor whether the terminal device by first Global Model is switched to second Global Model；
If the terminal device is switched to second Global Model by first Global Model, the terminal is set
It is standby to switch to the 2nd RAT from the first RAT；Wherein, the 2nd RAT is not limit network formats；
Determine that second searches net strategy to continue web search according to second Global Model and the 2nd RAT.
As an alternative embodiment, first Global Model and second Global Model are by Long Term Evolution
LTE, TD SDMA TD-SCDMA and global system for mobile communications GSM composition network formats collection or by LTE, broadband
The network formats collection of CDMA WCDMA and GSM composition；It is described to be switched to the terminal device from first Global Model
Second Global Model is controlled by BBP；
It is described the terminal device is switched into the 2nd RAT from the first RAT to be controlled by application processor.
As an alternative embodiment, whether the time for judging the search network exceedes preset time threshold
Value, including：
Obtain the Mobile Country Code MCC MCC on current roaming ground；
Judge whether MCC searches net decision search for the public land mobile network PLMN of the MCC comprising described first
Network formats；
If the PLMN does not include the described first network formats for searching net decision search, judge the search network when
Between whether exceed preset time threshold.
As an alternative embodiment, described determine that second searches net according to second Global Model and the 2nd RAT
After strategy is to continue web search, methods described also includes：
Obtain network formats and the frequency range that the PLMN that MCC is the MCC is supported；
Net strategy is searched by described second reduced according to the PLMN network formats supported and frequency range search net scope and obtain the
Three search net strategy to continue web search.
As an alternative embodiment, methods described also includes：
Obtain the network signal quality information for the PLMN that MCC is the MCC；
The network for selecting network signal quality high from the accessible PLMN searched is accessed.
As an alternative embodiment, methods described also includes：
According to preset network rate list, operator corresponding with SIM card is selected from the accessible PLMN searched
The network that the rate of cooperation are less expensive is accessed.
Second aspect of the embodiment of the present invention discloses a kind of network search device of international roaming, including：
Search unit, for searching net decision search network according to first before international roaming；Wherein, described first net plan is searched
Slightly comprising the setting to the first Global Model and the first radio access technologies RAT；Wherein, according to first Global Model
The network formats collection for the network formats selection that operator corresponding to terminal device is supported；First RAT is according to the end
Corresponding to the client identification module SIM card that the network formats and the terminal device that operator corresponding to end equipment is supported use
The network formats that operator is supported determine jointly；
Recording unit, for recording the time of the search network；
Judging unit, for judging whether the time of the search network exceedes preset time threshold；
First switch unit, for when the time of the search network exceeding preset time threshold, the terminal to be set
It is standby to be switched to the second Global Model from first Global Model；Wherein, second Global Model includes current roaming earth mat
The network formats that network is supported；
Monitoring unit, for monitor the terminal device whether by first Global Model be switched to it is described second the whole world
Pattern；
Second switch unit, for being switched to the described second global mould by first Global Model when the terminal device
During formula, the terminal device is switched into the 2nd RAT from the first RAT；Wherein, the 2nd RAT is not limit network system
Formula；
Determining unit, for determining that second searches net strategy to continue according to second Global Model and the 2nd RAT
Web search.
As an alternative embodiment, first Global Model and second Global Model are by Long Term Evolution
LTE, TD SDMA TD-SCDMA and global system for mobile communications GSM composition network formats collection or by LTE, broadband
The network formats collection of CDMA WCDMA and GSM composition；It is described to be switched to the terminal device from first Global Model
Second Global Model is controlled by BBP；
It is described the terminal device is switched into the 2nd RAT from the first RAT to be controlled by application processor.
As an alternative embodiment, the judging unit, including：
Subelement is obtained, for obtaining the Mobile Country Code MCC MCC on current roaming ground；
First judgment sub-unit, for judging public land mobile network PLMN that MCC is the MCC whether comprising described
First searches the network formats of net decision search；
Second judgment sub-unit, for when the PLMN searches the network formats of net decision search not comprising described first,
Judge whether the time of the search network exceedes preset time threshold.
As an alternative embodiment, stating equipment also includes：
First acquisition unit, for obtaining network formats and the frequency range that the PLMN that MCC is the MCC is supported；
Precise search unit, contracted for searching net strategy by described second according to the PLMN network formats supported and frequency range
It is small search net scope and obtain the 3rd search net strategy to continue web search.
As an alternative embodiment, the equipment also includes：
Second acquisition unit, for obtaining the network signal quality information for the PLMN that MCC is the MCC；
First access unit, the network for selecting network signal quality high from the accessible PLMN searched are connect
Enter.
As an alternative embodiment, the equipment also includes：
Second access unit, for according to preset network rate list, from the accessible PLMN searched selection with
The network that the rate of operators in co-operation corresponding to SIM card are less expensive is accessed.
The third aspect of the embodiment of the present invention discloses a kind of terminal device, including：Processor and memory, wherein the place
Reason device is used to perform the method disclosed in above-mentioned first aspect.
As can be seen from the above technical solutions, the embodiment of the present invention has advantages below：
In the embodiment of the present invention, net decision search network is searched according to first before international roaming；Wherein, described first net is searched
Strategy includes the setting to the first Global Model and the first radio access technologies RAT；Record the time of the search network；Sentence
Whether the time of the disconnected search network exceedes preset time threshold；If the time of the search network exceedes preset time threshold
Value, then be switched to the second Global Model by the terminal device from first Global Model；Wherein, second Global Model
The network formats that network is supported comprising current roaming；Monitor whether the terminal device is switched by first Global Model
To second Global Model；If the terminal device is switched to second Global Model by first Global Model,
The terminal device is switched into the 2nd RAT from the first RAT；Wherein, the 2nd RAT is not limit network formats；Root
Determine that second searches net strategy to continue web search according to second Global Model and the 2nd RAT.Implement the present invention to implement
Example, the net searched net strategy, avoid supporting roaming place in terminal device of terminal device can be adjusted in case of international roaming
In the case of network standard because search net strategy be limited to roaming place without network formats and the search that occurs less than network feelings
Condition.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill in field, without having to pay creative labor, it can also be obtained according to these accompanying drawings
His accompanying drawing.
Fig. 1 is a kind of schematic flow sheet of the network search method of international roaming disclosed in the embodiment of the present invention；
Fig. 2 is the schematic flow sheet of the network search method of another international roaming disclosed in the embodiment of the present invention；
Fig. 3 is a kind of structural representation of the network search device of international roaming disclosed in the embodiment of the present invention；
Fig. 4 is the structural representation of the network search device of another international roaming disclosed in the embodiment of the present invention；
Fig. 5 is a kind of structural representation of terminal device disclosed in the embodiment of the present invention；
Fig. 6 is the structural representation of another terminal device disclosed in the embodiment of the present invention.
Embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, the present invention is made below in conjunction with accompanying drawing into
One step it is described in detail, it is clear that the described embodiment only a part of embodiment of the present invention, rather than whole implementation
Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made
All other embodiment, belongs to the scope of protection of the invention.
, can be in the feelings of international roaming the embodiments of the invention provide a kind of network search method of international roaming and equipment
Terminal device is adjusted under condition searches net strategy, avoids in the case where terminal device supports the network formats of roaming place, because searching
Net strategy be limited to roaming place without network formats and the search that occurs less than network situation.Carry out individually below specifically
It is bright.
Referring to Fig. 1, Fig. 1 is a kind of flow signal of network search method of international roaming disclosed in the embodiment of the present invention
Figure.Wherein, the network search method of the international roaming shown in Fig. 1 may comprise steps of：
101st, net decision search network is searched according to first before international roaming；Wherein, above-mentioned first search net strategy comprising pair
The setting of first Global Model and the first radio access technologies RAT.
In the embodiment of the present invention, network that above-mentioned first Global Model is supported for the operator according to corresponding to terminal device
The network formats collection of standard selection；Optional network formats collection is the LTtG network formats being made up of LTE, TD-SCDMA and GSM
Collection or the LWG network formats collection being made up of LTE, WCDMA and GSM.
What the network formats and terminal device that above-mentioned first RAT is supported for the operator according to corresponding to terminal device used
The network formats that operator corresponding to client identification module SIM card is supported determine jointly.
In the embodiment of the present invention, terminal device can be smart mobile phone, intelligent watch, palm PC, tablet personal computer, individual number
Word assistant (Personal Digital Assistant, PDA), point-of-sale terminal (Point of Sales, POS) etc., the present invention
Embodiment is not repeated subsequently.
For example, if the terminal device that user uses is the mobile terminal device for customizing version, and operator of UNICOM is used
SIM card.So, it is mobile to support TD-SCDMA systems because operator corresponding to terminal device is movement before international roaming
Formula, thus the selection of above-mentioned first Global Model is LTtG network formats collection；Because operator corresponding to terminal device is movement,
Operator corresponding to SIM card is UNICOM, thus above-mentioned first RAT is restricted to the standard that institute of mobile and UNICOM can support jointly,
That is GSM standards.Above-mentioned first searches net of the net strategy according to the setting to the first Global Model and the first RAT, only search GSM standards
Network.
102nd, the time of above-mentioned search network is recorded.
103rd, judge whether the time of above-mentioned search network exceedes preset time threshold.
In the embodiment of the present invention, if terminal device search exceedes preset time threshold less than the time of network, need to adjust
It is whole to search net strategy, in case terminal device can not access the normal use of web influence user for a long time.
If the 104, the time of above-mentioned search network exceedes preset time threshold, by terminal device from the above-mentioned first global mould
Formula is switched to the second Global Model；Wherein, the above-mentioned second Global Model network formats that network is supported with including current roaming.
In the embodiment of the present invention, the above-mentioned second Global Model network formats that network is supported with including current roaming can
The network formats collection of choosing is to be formed by the LTtG network formats collection of LTE, TD-SCDMA and GSM composition or by LTE, WCDMA and GSM
LWG network formats collection.It is above-mentioned that terminal device is switched to the second Global Model by terminal device from above-mentioned first Global Model
BBP control.
For example, if the terminal device that user uses is the mobile terminal device for customizing version, and operator of UNICOM is used
SIM card, arrive afterwards Japan or South Korea serviced using international roaming.Japan and the available network formats of South Korea be LTE and
WCDMA, therefore, terminal device is switched into the LWG network formats collection comprising LTE and WCDMA from LTtG network formats collection.
105th, whether monitoring terminal equipment by above-mentioned first Global Model is switched to above-mentioned second Global Model.
If the 106, terminal device is switched to above-mentioned second Global Model by above-mentioned first Global Model, by terminal device from
Above-mentioned first RAT switches to the 2nd RAT；Wherein, above-mentioned 2nd RAT is not limit network formats.
It is above-mentioned that terminal device is switched into the 2nd RAT by application processor control from above-mentioned first RAT in the embodiment of the present invention
System.Wherein, application processor can support situation determine RAT according to the network formats of base band, thus, when monitoring terminal device
When being switched to above-mentioned second Global Model by above-mentioned first Global Model, application processor switches terminal device from the first RAT
To the 2nd RAT；Wherein, above-mentioned 2nd RAT is not limit network formats.In other words, switch to 2G/3G/4G networks full RAT
Net search, to cause terminal device in case of international roaming, to search available network as early as possible.
107th, determine that second searches net strategy to continue web search according to above-mentioned second Global Model and the 2nd RAT.
In the method described by Fig. 1, when the time for searching for network exceeding preset time threshold, by the of terminal device
One Global Model is switched to the second Global Model；Wherein, the second Global Model includes the network formats that roaming place network is supported；
When the first Global Model for monitoring terminal device is switched to the second Global Model, the first RAT is switched into the 2nd RAT；Its
In, 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.Using the method described by Fig. 1, it can in case of international roaming change and search net strategy, make the end of user
End equipment can search out the local network in roaming place and be accessed.
Referring to Fig. 2, the flow that Fig. 2 is the network search method of another international roaming disclosed in the embodiment of the present invention is shown
It is intended to.As shown in Fig. 2 this method may comprise steps of：
201st, net decision search network is searched according to first before international roaming；Wherein, above-mentioned first search net strategy comprising pair
The setting of first Global Model and the first radio access technologies RAT.
In the embodiment of the present invention, network that above-mentioned first Global Model is supported for the operator according to corresponding to terminal device
The network formats collection of standard selection；Optional network formats collection is the LTtG network formats being made up of LTE, TD-SCDMA and GSM
Collection or the LWG network formats collection being made up of LTE, WCDMA and GSM.
What the network formats and terminal device that above-mentioned first RAT is supported for the operator according to corresponding to terminal device used
The network formats that operator corresponding to client identification module SIM card is supported determine jointly.
For example, if the terminal device that user uses is the mobile terminal device for customizing version, and operator of UNICOM is used
SIM card.So, it is mobile to support TD-SCDMA systems because operator corresponding to terminal device is movement before international roaming
Formula, thus the selection of above-mentioned first Global Model is LTtG network formats collection；Because operator corresponding to terminal device is movement,
Operator corresponding to SIM card is UNICOM, thus above-mentioned first RAT is restricted to the standard that institute of mobile and UNICOM can support jointly,
That is GSM standards.Above-mentioned first searches net of the net strategy according to the setting to the first Global Model and the first RAT, only search GSM standards
Network.
202nd, the time of above-mentioned search network is recorded.
203rd, the Mobile Country Code MCC MCC on current roaming ground is obtained.
As an alternative embodiment, terminal device can utilize GPS positioning technology to determine to be currently located geographical position
Put, afterwards according to MCC code tables preset in geographic location information query terminal device to obtain the MCC on current roaming ground.
204th, judge that MCC searches for whether above-mentioned MCC public land mobile network PLMN searches net strategy comprising above-mentioned first
The network formats of rope.
As an alternative embodiment, PLMN tables preset in terminal device inquiry terminal device, therefrom obtain MCC
For above-mentioned MCC PLMN, then judge whether network formats that these PLMN are supported are searched net strategy comprising above-mentioned first and searched for
Network formats.
If the 205, above-mentioned PLMN does not include the above-mentioned first network formats for searching net decision search, above-mentioned search network is judged
Time whether exceed preset time threshold.
In the embodiment of the present invention, if the PLMN of current locale does not include the first network formats for searching net decision search, say
It is bright to search net strategy according to first, it is likely to find the carrier network of matching in current locale to be accessed.Therefore, need
Judge whether the time of current search network exceedes preset time threshold, if the time of search network exceedes preset time threshold
Value, then need to make terminal device adjustment to search net strategy, the network formats of search are adjusted to the net that the PLMN of current locale includes
Network standard.
If the 206, the time of above-mentioned search network exceedes preset time threshold, by terminal device from the above-mentioned first global mould
Formula is switched to the second Global Model；Wherein, the above-mentioned second Global Model network formats that network is supported with including current roaming.
In the embodiment of the present invention, the above-mentioned second Global Model network formats that network is supported with including current roaming can
The network formats collection of choosing is to be formed by the LTtG network formats collection of LTE, TD-SCDMA and GSM composition or by LTE, WCDMA and GSM
LWG network formats collection.It is above-mentioned that terminal device is switched to the second Global Model by terminal device from above-mentioned first Global Model
BBP control.
For example, if the terminal device that user uses is the mobile terminal device for customizing version, and operator of UNICOM is used
SIM card, arrive afterwards Japan or South Korea serviced using international roaming.Japan and the available network formats of South Korea be LTE and
WCDMA, therefore, terminal device is switched into the LWG network formats collection comprising LTE and WCDMA from LTtG network formats collection.
207th, whether monitoring terminal equipment by above-mentioned first Global Model is switched to above-mentioned second Global Model.
If the 208, terminal device is switched to above-mentioned second Global Model by above-mentioned first Global Model, by terminal device from
Above-mentioned first RAT switches to the 2nd RAT；Wherein, above-mentioned 2nd RAT is not limit network formats.
It is above-mentioned that terminal device is switched into the 2nd RAT by application processor control from above-mentioned first RAT in the embodiment of the present invention
System.Wherein, application processor can support situation determine RAT according to the network formats of base band, thus, when monitoring terminal device
When being switched to above-mentioned second Global Model by above-mentioned first Global Model, application processor switches terminal device from the first RAT
To the 2nd RAT；Wherein, above-mentioned 2nd RAT is not limit network formats.In other words, switch to 2G/3G/4G networks full RAT
Net search, to cause terminal device in case of international roaming, to search available network as early as possible.
209th, determine that second searches net strategy according to above-mentioned second Global Model and the 2nd RAT.
In the embodiment of the present invention, terminal device determines that second searches net strategy according to the second Global Model and the 2nd RAT, with profit
With this second net strategy is searched to continue web search.
210th, network formats and the frequency range that the PLMN that MCC is above-mentioned MCC is supported are obtained.
In the embodiment of the present invention, network formats and frequency range that the PLMN that MCC is above-mentioned MCC is supported are obtained, that is, is obtained current
The network formats and frequency range that the PLMN of roaming place is supported, network net scope will be searched supported according to the PLMN on current roaming ground
Standard and frequency range are carried out after further limiting, and are advantageous to terminal device and are faster searched the network that can be accessed, and can drop
Low terminal device searches the power consumption of net.
211st, net strategy is searched by above-mentioned second to search net scope according to the above-mentioned PLMN network formats supported and frequency range diminution and obtain
Net strategy is searched to the 3rd to continue web search.
As an alternative embodiment, it is determined that after the PLMN lists that can be accessed, terminal device can obtain
MCC is above-mentioned MCC PLMN network signal quality information, then selects network signal quality from the accessible PLMN searched
High network is accessed.
In addition, terminal device can also be according to preset network rate list, from the accessible PLMN searched
The network that the rate of selection operators in co-operation corresponding with SIM card are less expensive is accessed.
In the method described by Fig. 2, the first net for searching the network formats current roaming ground that net strategy is searched for first is judged
Whether network is supported；If not supporting first to search the network formats that net strategy is searched for, whether judgement searches the net time current roaming
More than preset time threshold；When the time for searching for network exceeding preset time threshold, by the first Global Model of terminal device
It is switched to the second Global Model；Wherein, the second Global Model includes the network formats that roaming place network is supported；When monitoring end
When first Global Model of end equipment is switched to the second Global Model, the first RAT is switched into the 2nd RAT；Wherein, the 2nd RAT
Not limit network formats.After the handover has been accomplished, determine that second searches net plan according to above-mentioned second Global Model and the 2nd RAT
Slightly, network formats that roaming place PLMN is supported and frequency range is recycled to reduce web search scope.Utilize the side described by Fig. 2
Method, it can in case of international roaming change and search net strategy, the terminal device of user is searched out the local net in roaming place
Network is accessed.
Referring to Fig. 3, Fig. 3 is a kind of structural representation of the network search device of international roaming disclosed in the embodiment of the present invention
Figure.As shown in figure 3, the terminal device can include：
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 tactful include of net is wirelessly electrically accessed skill to the first Global Model and first
Art RAT setting；Wherein, the network formats choosing that above-mentioned first Global Model is supported for the operator according to corresponding to terminal device
The network formats collection selected；Optional network formats collection be by LTE, TD-SCDMA and GSM composition LTtG network formats collection or by
The LWG network formats collection of LTE, WCDMA and GSM composition.
What the network formats and terminal device that above-mentioned first RAT is supported for the operator according to corresponding to terminal device used
The network formats that operator corresponding to client identification module SIM card is supported determine jointly.
For example, if the terminal device that user uses is the mobile terminal device for customizing version, and operator of UNICOM is used
SIM card.So, it is mobile to support TD-SCDMA systems because operator corresponding to terminal device is movement before international roaming
Formula, thus the selection of above-mentioned first Global Model is LTtG network formats collection；Because operator corresponding to terminal device is movement,
Operator corresponding to SIM card is UNICOM, thus above-mentioned first RAT is restricted to the standard that institute of mobile and UNICOM can support jointly,
That is GSM standards.Above-mentioned first searches net of the net strategy according to the setting to the first Global Model and the first RAT, only search GSM standards
Network.
Recording 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, for when the time of above-mentioned search network exceeding preset time threshold, by terminal device
The second Global Model is switched to from above-mentioned first Global Model.
In the embodiment of the present invention, the above-mentioned second Global Model network formats that network is supported with including current roaming can
The network formats collection of choosing is to be formed by the LTtG network formats collection of LTE, TD-SCDMA and GSM composition or by LTE, WCDMA and GSM
LWG network formats collection.It is above-mentioned that terminal device is switched to the second Global Model by terminal device from above-mentioned first Global Model
BBP control.
For example, if the terminal device that user uses is the mobile terminal device for customizing version, and operator of UNICOM is used
SIM card, arrive afterwards Japan or South Korea serviced using international roaming.Japan and the available network formats of South Korea be LTE and
WCDMA, therefore, terminal device is switched into the LWG network formats collection comprising LTE and WCDMA from LTtG network formats collection.
Monitoring unit 305, for monitoring terminal equipment whether by above-mentioned first Global Model be switched to it is above-mentioned second the whole world
Pattern.
Second switch unit 306, for being switched to the above-mentioned second global mould by above-mentioned first Global Model when terminal device
During formula, terminal device is switched into the 2nd RAT from above-mentioned first RAT.
It is above-mentioned that terminal device is switched into the 2nd RAT by application processor control from above-mentioned first RAT in the embodiment of the present invention
System.Wherein, application processor can support situation determine RAT according to the network formats of base band, thus, when monitoring terminal device
When being switched to above-mentioned second Global Model by above-mentioned first Global Model, application processor switches terminal device from the first RAT
To the 2nd RAT；Wherein, above-mentioned 2nd RAT is not limit network formats.In other words, switch to 2G/3G/4G networks full RAT
Net search, to cause terminal device in case of international roaming, to search available network as early as possible.
Determining unit 307, for according to above-mentioned second Global Model and above-mentioned 2nd RAT determine second search net strategy with after
It is continuous to carry out web search.
In the equipment described by Fig. 3, when the time for searching for network exceeding preset time threshold, by the of terminal device
One Global Model is switched to the second Global Model；Wherein, the second Global Model includes the network formats that roaming place network is supported；
When the first Global Model for monitoring terminal device is switched to the second Global Model, the first RAT is switched into the 2nd RAT；Its
In, 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.Using the equipment described by Fig. 3, it can in case of international roaming change and search net strategy, make the end of user
End equipment can search out the local network in roaming place and be accessed.
Also referring to Fig. 4, Fig. 4 is the knot of the network search device of another international roaming disclosed in the embodiment of the present invention
Structure schematic diagram.Wherein, the equipment shown in Fig. 4 is that equipment as shown in Figure 3 optimizes what is obtained, with the equipment phase shown in Fig. 3
Than the equipment shown in Fig. 4 also includes：
First acquisition unit 308, for obtaining network formats and the frequency range that the PLMN that MCC is above-mentioned MCC is supported.
Precise search unit 309, for searching network formats and frequency of the net strategy according to above-mentioned PLMN supports by above-mentioned second
Section, which reduces to search net scope and obtain the 3rd, searches net strategy to continue web search.
As an alternative embodiment, above-mentioned judging unit 303, including：
Subelement 3031 is obtained, for obtaining the Mobile Country Code MCC MCC on current roaming ground；
First judgment sub-unit 3032, for judging whether MCC includes for above-mentioned MCC public land mobile network PLMN
Above-mentioned first searches the network formats of net decision search；
Second judgment sub-unit 3033, for not including the above-mentioned first network formats for searching net decision search as above-mentioned PLMN
When, judge whether the time of above-mentioned search network exceedes preset time threshold.
In the equipment described by Fig. 4, the first net for searching the network formats current roaming ground that net strategy is searched for first is judged
Whether network is supported；If not supporting first to search the network formats that net strategy is searched for, whether judgement searches the net time current roaming
More than preset time threshold；When the time for searching for network exceeding preset time threshold, by the first Global Model of terminal device
It is switched to the second Global Model；Wherein, the second Global Model includes the network formats that roaming place network is supported；When monitoring end
When first Global Model of end equipment is switched to the second Global Model, the first RAT is switched into the 2nd RAT；Wherein, the 2nd RAT
Not limit network formats.After the handover has been accomplished, determine that second searches net plan according to above-mentioned second Global Model and the 2nd RAT
Slightly, network formats that roaming place PLMN is supported and frequency range is recycled to reduce web search scope.Utilize setting described by Fig. 4
It is standby, it can in case of international roaming change and search net strategy, the terminal device of user is searched out the local net in roaming place
Network is accessed.
Referring to Fig. 5, Fig. 5 is a kind of structural representation of terminal device disclosed in the embodiment of the present invention.As shown in figure 5,
The terminal device includes：Processor 501 and memory 502；Wherein memory 502 can be used for the execution data of processor 501
Caching required for processing, it can be also used for providing the data that execution data processing is called of processor 501 and the result of acquisition
The memory space of data.
In embodiments of the present invention, processor 501 is by calling the program code being stored in memory 502, for holding
Row is following to be operated：
Net decision search network is searched according to first before international roaming；Wherein, above-mentioned first net strategy is searched comprising to first
The setting of Global Model and 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, terminal device is cut from above-mentioned first Global Model
Change to the second Global Model；Wherein, the above-mentioned second Global Model network formats that network is supported with including current roaming；
Whether monitoring terminal equipment by above-mentioned first Global Model is switched to above-mentioned second Global Model；
If terminal device is switched to above-mentioned second Global Model by above-mentioned first Global Model, by terminal device from above-mentioned
First RAT switches to the 2nd RAT；Wherein, above-mentioned 2nd RAT is not limit network formats；
Determine that second searches net strategy to continue web search according to above-mentioned second Global Model and above-mentioned 2nd RAT.
As can be seen here, using the terminal device described by Fig. 5, terminal device can be adjusted in case of international roaming
Net strategy is searched, is avoided in the case where terminal device supports the network formats of roaming place, because searching net strategy is limited to roaming place
Without network formats and the search that occurs less than network situation.
Referring to Fig. 6, Fig. 6 is the structural representation of another terminal device disclosed in the embodiment of the present invention.Such as Fig. 6 institutes
Show, for convenience of description, illustrate only the part related to the embodiment of the present invention, particular technique details is not disclosed, refer to
Present invention method part.The terminal can be to include mobile phone, tablet personal computer, PDA (Personal Digital
Assistant, personal digital assistant), POS (Point of Sales, point-of-sale terminal), any terminal device such as vehicle-mounted computer,
So that terminal is mobile phone as an example：
Fig. 6 is illustrated that the block diagram of the part-structure of the mobile phone related to terminal provided in an embodiment of the present invention.Reference chart
6, mobile phone includes：Radio frequency (Radio Frequency, RF) circuit 601, memory 602, input block 603, display unit 604,
Sensor 605, voicefrequency circuit 606, Wireless Fidelity (wireless fidelity, WiFi) module 607, processor 608 and
The grade part of power supply 609.It will be understood by those skilled in the art that the handset structure shown in Fig. 6 does not form the restriction to mobile phone,
It can include than illustrating more or less parts, either combine some parts or different parts arrangement.
Each component parts of mobile phone is specifically introduced with reference to Fig. 6：
RF circuits 601 can be used for receive and send messages or communication process in, the reception and transmission of signal, especially, by base station
After downlink information receives, handled to processor 608；In addition, it is sent to base station by up data are designed.Generally, RF circuits 601
Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier (Low Noise
Amplifier, LNA), duplexer etc..In addition, RF circuits 601 can also be communicated by radio communication with network and other equipment.
Above-mentioned radio communication can use any communication standard or agreement, including 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), WCDMA
(Wideband Code Division Multiple Access, WCDMA), Long Term Evolution (Long Term Evolution,
LTE), Email, Short Message Service (Short Messaging Service, SMS) etc..
Memory 602 can be used for storage software program and module, and processor 608 is stored in memory 602 by operation
Software program and module, so as to perform the various function application of mobile phone and data processing.Memory 602 can mainly include
Storing program area and storage data field, wherein, storing program area can storage program area, the application journey needed at least one function
Sequence (such as sound-playing function, image player function etc.) etc.；Storage data field can store uses what is created according to mobile phone
Data (such as voice data, phone directory etc.) etc.., can be with addition, memory 602 can include high-speed random access memory
Including nonvolatile memory, for example, at least a disk memory, flush memory device or other volatile solid-states
Part.
Input block 603 can be used for the numeral or character information for receiving input, and produce with the user of mobile phone set with
And the key signals input that function control is relevant.Specifically, input block 603 may include that contact panel 6031 and other inputs are set
Standby 6032.Contact panel 6031, also referred to as touch-screen, collecting touch operation of the user on or near it, (for example user makes
With the operation of any suitable object such as finger, stylus or annex on contact panel 6031 or near contact panel 6031),
And corresponding attachment means are driven according to formula set in advance.Optionally, contact panel 6031 may include touch detecting apparatus
With two parts of touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect what touch operation was brought
Signal, transmit a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and it is changed
Into contact coordinate, then processor 608 is given, and the order sent of reception processing device 608 and can be performed.Furthermore, it is possible to adopt
Contact panel 6031 is realized with polytypes such as resistance-type, condenser type, infrared ray and surface acoustic waves.Except contact panel
6031, input block 603 can also include other input equipments 6032.Specifically, other input equipments 6032 can include but
One be not limited in physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, action bars etc.
Kind is a variety of.
Display unit 604 can be used for display by user input information or be supplied to user information and mobile phone it is various
Menu.Display unit 604 may include display panel 6041, optionally, can use liquid crystal display (Liquid Crystal
Display, LCD), the form such as Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) it is aobvious to configure
Show panel 6041.Further, contact panel 6031 can cover display panel 6041, when contact panel 6031 is detected thereon
Or after neighbouring touch operation, processor 608 is sent to determine the type of touch event, device 608 is followed by subsequent processing according to touch
The type of event provides corresponding visual output on display panel 6041.Although in figure 6, contact panel 6031 and display surface
Plate 6041 is the part independent as two to realize the input of mobile phone and input function, but in some embodiments it is possible to
Contact panel 6031 and display panel 6041 are integrated and realize input and the output function of mobile phone.
Mobile phone may also include at least one sensor 605, such as optical sensor, motion sensor and other sensors.
Specifically, optical sensor may include ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to ambient light
Light and shade adjust the brightness of display panel 6041, proximity transducer can close display panel when mobile phone is moved in one's ear
6041 and/or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (generally three axles) and add
The size of speed, size and the direction of gravity are can detect that when static, application (such as the horizontal/vertical screen available for identification mobile phone posture
Switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap) etc.；As for mobile phone also
The other sensors such as configurable gyroscope, barometer, hygrometer, thermometer, infrared ray sensor, will not be repeated here.
Voicefrequency circuit 606, loudspeaker 6061, microphone 6062 can provide the COBBAIF between user and mobile phone.Audio
Electric signal after the voice data received conversion can be transferred to loudspeaker 6061, is converted to by loudspeaker 6061 by circuit 606
Voice signal exports；On the other hand, the voice signal of collection is converted to electric signal by microphone 6062, is connect by voicefrequency circuit 606
Voice data is converted to after receipts, then after voice data output processor 608 is handled, it is such as another to be sent to through RF circuits 601
One mobile phone, or voice data is exported to memory 602 further to handle.
WiFi belongs to short range wireless transmission technology, and mobile phone can help user's transceiver electronicses postal by WiFi module 607
Part, browse webpage and access streaming video etc., it has provided the user wireless broadband internet and accessed.Although Fig. 6 is shown
WiFi module 607, but it is understood that, it is simultaneously not belonging to must be configured into for mobile phone, can not change as needed completely
Become in the essential scope of invention and omit.
Processor 608 is the control centre of mobile phone, using various interfaces and the various pieces of connection whole mobile phone, is led to
Cross operation or perform the software program and/or module being stored in memory 602, and call and be stored in memory 602
Data, the various functions and processing data of mobile phone are performed, so as to carry out integral monitoring to mobile phone.Optionally, processor 608 can wrap
Include one or more processing units；Preferably, processor 608 can integrate application processor and modem processor, wherein, should
Operating system, user interface and application program etc. are mainly handled with processor, modem processor mainly handles radio communication.
It is understood that above-mentioned modem processor can not also be integrated into processor 608.
Mobile phone also includes the power supply 609 (such as battery) to all parts power supply, it is preferred that power supply can pass through power supply pipe
Reason system and processor 608 are logically contiguous, so as to realize management charging, electric discharge and power managed by power-supply management system
Etc. function.
Although being not shown, mobile phone can also include camera, bluetooth module etc., will not be repeated here.
In previous embodiment, each step method flow can based on the terminal device structure realize.Wherein application layer and
Operating system nucleus can be considered the part of the abstract structure of processor 608.
In embodiments of the present invention, processor 608 is by calling the program code being stored in memory 602, for holding
Row is following to be operated：
Net decision search network is searched according to first before international roaming；Wherein, above-mentioned first net strategy is searched comprising to first
The setting of Global Model and 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, terminal device is cut from above-mentioned first Global Model
Change to the second Global Model；Wherein, the above-mentioned second Global Model network formats that network is supported with including current roaming；
Whether monitoring terminal equipment by above-mentioned first Global Model is switched to above-mentioned second Global Model；
If terminal device is switched to above-mentioned second Global Model by above-mentioned first Global Model, by terminal device from above-mentioned
First RAT switches to the 2nd RAT；Wherein, above-mentioned 2nd RAT is not limit network formats；
Determine that second searches net strategy to continue web search according to above-mentioned second Global Model and above-mentioned 2nd RAT.
As can be seen here, using the terminal device described by Fig. 6, terminal device can be adjusted in case of international roaming
Net strategy is searched, is avoided in the case where terminal device supports the network formats of roaming place, because searching net strategy is limited to roaming place
Without network formats and the search that occurs less than network situation.
It is worth noting that, in the network search device and terminal device embodiment of above-mentioned international roaming, included is each
Individual unit is simply divided according to function logic, but is not limited to above-mentioned division, as long as corresponding work(can be realized
Energy；In addition, the specific name of each functional unit is also only to facilitate mutually distinguish, the guarantor being not intended to limit the invention
Protect scope.
In addition, one of ordinary skill in the art will appreciate that realize all or part of step in above-mentioned each method embodiment
It is that by program the hardware of correlation can be instructed to complete, corresponding program can be stored in a kind of computer-readable recording medium
In, storage medium mentioned above can be read-only storage, disk or CD etc..
The preferable embodiment of the present invention is these are only, but protection scope of the present invention is not limited thereto, it is any
Those familiar with the art the change that can readily occur in or replaces in the technical scope that the embodiment of the present invention discloses
Change, should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claim
Enclose and be defined.
Claims (11)
- A kind of 1. network search method of 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 is searched comprising to first whole world The setting of pattern and the first radio access technologies RAT；Wherein, first Global Model is the fortune according to corresponding to terminal device The network formats collection for the network formats selection that battalion business is supported；First RAT is the operation according to corresponding to the terminal device The net that operator corresponding to the client identification module SIM card that the network formats and the terminal device that business is supported use is supported Network standard determines jointly；Record the time of the search network；Judge whether the time of the search network exceedes preset time threshold；If the time of the search network exceedes preset time threshold, the terminal device is cut from first Global Model Change to the second Global Model；Wherein, second Global Model network formats that network is supported with including current roaming；Monitor whether the terminal device by first Global Model is switched to second Global Model；If the terminal device is switched to second Global Model by first Global Model, by the terminal device from First RAT switches to the 2nd RAT；Wherein, the 2nd RAT is not limit network formats；Determine that second searches net strategy to continue web search according to second Global Model and the 2nd RAT；Whether the time for judging the search network exceedes 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 the MCC includes the described first network for searching net decision search Standard；If the PLMN does not include the described first network formats for searching net decision search, judging the time of the search network is It is no to exceed preset time threshold.
- 2. method according to claim 1, it is characterised in that first Global Model and second Global Model are served as reasons Long Term Evolution LTE, TD SDMA TD-SCDMA and global system for mobile communications GSM composition network formats collection or by The network formats collection of LTE, WCDMA WCDMA and GSM composition；It is described by the terminal device from the described first global mould Formula is switched to the second Global Model and controlled by BBP；It is described the terminal device is switched into the 2nd RAT from the first RAT to be controlled by application processor.
- 3. method according to claim 1, it is characterised in that described to be determined according to second Global Model and the 2nd RAT After second searches net strategy to continue web search, methods described also includes：Obtain network formats and the frequency range that the PLMN that MCC is the MCC is supported；Net strategy is searched by described second reduce to search net scope and obtain the 3rd according to the PLMN network formats supported and frequency range search Strategy is netted to continue web search.
- 4. method according to claim 3, it is characterised in that methods described also includes：Obtain the network signal quality information for the PLMN that MCC is the MCC；The network for selecting network signal quality high from the accessible PLMN searched is accessed.
- 5. according to any one methods described in claims 1 to 3, it is characterised in that methods described also includes：According to preset network rate list, operators in co-operation corresponding with SIM card is selected from the accessible PLMN searched The less expensive network of rate accessed.
- A kind of 6. network search device of 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 net strategy bag is searched Containing the setting to the first Global Model and the first radio access technologies RAT；Wherein, first Global Model is according to terminal The network formats collection for the network formats selection that operator corresponding to equipment is supported；First RAT is to be set according to the terminal Runed corresponding to the client identification module SIM card that the network formats and the terminal device that standby corresponding operator is supported use The network formats that business is supported determine jointly；Recording unit, for recording the time of the search network；Judging unit, for judging whether the time of the search network exceedes preset time threshold；First switch unit, for when it is described search network time exceed preset time threshold when, by the terminal device from First Global Model is switched to the second Global Model；Wherein, second Global Model includes current roaming ground network institute The network formats of support；Monitoring unit, for monitoring whether the terminal device by first Global Model is switched to the described second global mould Formula；Second switch unit, for being switched to second Global Model by first Global Model when the terminal device When, the terminal device is switched into the 2nd RAT from the first RAT；Wherein, the 2nd RAT is not limit network formats；Determining unit, for determining that second searches net strategy to continue according to second Global Model and the 2nd RAT Web search；The judging unit, including：Subelement is obtained, for obtaining the Mobile Country Code MCC MCC on current roaming ground；First judgment sub-unit, for judging whether MCC includes described first for the public land mobile network PLMN of the MCC Search the network formats of net decision search；Second judgment sub-unit, for when the PLMN searches the network formats of net decision search not comprising described first, judging Whether the time of the search network exceedes preset time threshold.
- 7. equipment according to claim 6, it is characterised in that first Global Model and second Global Model are served as reasons Long Term Evolution LTE, TD SDMA TD-SCDMA and global system for mobile communications GSM composition network formats collection or by The network formats collection of LTE, WCDMA WCDMA and GSM composition；It is described by the terminal device from the described first global mould Formula is switched to the second Global Model and controlled by BBP；It is described the terminal device is switched into the 2nd RAT from the first RAT to be controlled by application processor.
- 8. equipment according to claim 6, it is characterised in that the equipment also includes：First acquisition unit, for obtaining network formats and the frequency range that the PLMN that MCC is the MCC is supported；Precise search unit, searched for searching net strategy by described second according to the PLMN network formats supported and frequency range diminution Net scope obtains the 3rd and searches net strategy to continue web search.
- 9. equipment according to claim 8, it is characterised in that the equipment also includes：Second acquisition unit, for obtaining the network signal quality information for the PLMN that MCC is the MCC；First access unit, the network for selecting network signal quality high from the accessible PLMN searched are accessed.
- 10. the equipment according to any one in claim 6~8, it is characterised in that the equipment also includes：Second access unit, for according to preset network rate list, selection and SIM card from the accessible PLMN searched The network that the rate of corresponding operators in co-operation are less expensive is accessed.
- 11. a kind of terminal device, including：Processor and memory, it is characterised in that the processor is for perform claim requirement Method described in 1~5 any one.
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|---|---|---|---|
| CN201610573658.0A CN106028316B (en) | 2016-07-19 | 2016-07-19 | The network search method and equipment of a kind of international roaming |
| CN201711371297.2A CN108112028B (en) | 2016-07-19 | 2016-07-19 | Network searching method and equipment for international roaming |
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| CN201610573658.0A CN106028316B (en) | 2016-07-19 | 2016-07-19 | The network search method and equipment of a kind of international roaming |
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| CN106792945B (en) * | 2017-01-09 | 2019-11-08 | 北京小米移动软件有限公司 | Roaming carrier choosing method 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 |
| 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 |
| CN110602764B (en) * | 2019-09-23 | 2022-03-25 | 捷开通讯(深圳)有限公司 | Network searching method, device, storage medium and terminal |
| 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 |
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| CN103313335A (en) * | 2013-06-05 | 2013-09-18 | 天翼电信终端有限公司 | Dual-mode terminal equipment and network mode switching method thereof |
| CN104105166A (en) * | 2013-04-09 | 2014-10-15 | 中兴通讯股份有限公司 | Automatic network searching method of mobile terminal, and mobile terminal |
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| US20120231789A1 (en) * | 2011-03-09 | 2012-09-13 | Yakov Kharon | Method and System for SIM Card Reregistration Control in a Mobile Communications Network |
| EP3113545B1 (en) * | 2014-03-28 | 2019-05-08 | Huawei Device Co., Ltd. | Roaming access method and device |
| CN105722188A (en) * | 2014-12-05 | 2016-06-29 | 深圳富泰宏精密工业有限公司 | Network registration optimization system and method when mobile phone is switched on |
| CN105554847B (en) * | 2015-09-29 | 2019-03-22 | 宇龙计算机通信科技(深圳)有限公司 | A kind of network registering method and mobile terminal |
| CN105704700A (en) * | 2016-03-31 | 2016-06-22 | 北京奇虎科技有限公司 | Communication network access method and device |
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|---|---|---|---|---|
| CN104105166A (en) * | 2013-04-09 | 2014-10-15 | 中兴通讯股份有限公司 | Automatic network searching method of mobile terminal, and mobile terminal |
| CN103313335A (en) * | 2013-06-05 | 2013-09-18 | 天翼电信终端有限公司 | Dual-mode terminal equipment and network mode switching method thereof |
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