CN106211242A - A kind of method for switching network and device - Google Patents

A kind of method for switching network and device Download PDF

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Publication number
CN106211242A
CN106211242A CN201510213733.8A CN201510213733A CN106211242A CN 106211242 A CN106211242 A CN 106211242A CN 201510213733 A CN201510213733 A CN 201510213733A CN 106211242 A CN106211242 A CN 106211242A
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China
Prior art keywords
network
identification module
client identification
search
terminal
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CN201510213733.8A
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Chinese (zh)
Inventor
王德望
周鹏
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Yulong Computer Telecommunication Scientific Shenzhen Co Ltd
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Yulong Computer Telecommunication Scientific Shenzhen Co Ltd
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Priority to CN201510213733.8A priority Critical patent/CN106211242A/en
Publication of CN106211242A publication Critical patent/CN106211242A/en
Pending legal-status Critical Current

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Abstract

The invention provides a kind of method for switching network and device, cannot be according to the problem of network signal intensity switch operators network in order to solve current terminal.Wherein, method for switching network includes: the network of the second client identification module of search terminal;The network that comparison search arrives and the signal quality of the first client identification module current network of terminal, determine the network of the network searched and the first client identification module compares whether signal quality is more excellent;The network searched signal quality preferably in the case of, switch to the network of the second client identification module so that terminal can according to the intensity of network signal to use network switch over.

Description

A kind of method for switching network and device
Technical field
The present invention relates to communication technical field, particularly relate to a kind of method for switching network and device.
Background technology
At present, existing couple of 4G network (the 4th Generation mobile communication Technology, forth generation mobile communication technology) in handoff technique, it is built upon the MBN (Main of high pass Binary Neaf, the binary system slicing files of modem) on scheme basis, different operators Need to load different MBN configurations.Meanwhile, hardware chip is required to support two set different agreement stacks, The most a set of support overall network standard, supports GSM (Global System for Mobile for another set of Communication, global system for mobile communications) network.User can be with manual switching data service, can To realize which SIM's (Subscriber Identity Module, client identification module) of use terminal Data service, then which SIM is main SIM, it is achieved user does not change SIM and i.e. can be accessed by its support The highest network formats carry out the target surfed the Net.But, the 4G network switching between different operators is only Manually switch data business just can complete.Present stage due to Ge great operator 4G network design the most not Perfect, often occur that 4G signal is moved in some areas good, and the analogues such as UNICOM's 4G dtr signal, Therefore user do not know which operator's signal of their location is more excellent so that terminal cannot be according to network signal Quality automatically switches to the carrier network of optimum, has had a strong impact on Consumer's Experience.
Summary of the invention
The invention provides a kind of method for switching network and device, cannot be according to network in order to solve current terminal The problem of signal quality switch operators network.
According to an aspect of the invention, it is provided a kind of method for switching network, including the of: search terminal The network of two client identification modules;The network that comparison search arrives and the first current net of client identification module of terminal The signal quality of network, determines that the network of the network searched and the first client identification module compares whether signal matter Measure more excellent;The network searched signal quality preferably in the case of, switch to the second client identification module Network.
Wherein, the network of the second client identification module of search terminal, including: it is in discontinuous connecing in terminal When receiving DRXDRX (Discontinuous Reception, discontinuous reception) state, utilize the first visitor of terminal The network of the second client identification module of the resource searching terminal of family identification module.
Wherein, the network of the second client identification module of search terminal, including: the second client searched In the case of the internet message of identification module exists Long Term Evolution LTE neighboring BS information, search for LTE adjacent area The network of the designated frequency band comprised in information;In the internet message of the second client identification module searched not In the case of there is LTE neighboring BS information, search for corresponding public of the operator belonging to the second client identification module Land mobile network PLMN.
Wherein, the network of the second client identification module of search terminal, including: the first client of reading terminals Reference Signal Received Power RSRP (the Reference Signal Receiving of the LTE network of identification module Power, Reference Signal Received Power) value, when the RSRP value read is respectively less than pre-in preset time period If threshold value, then according to the integrated circuit card identification code ICCID of the second client identification module of terminal (Integrate circuit card identity, integrated circuit card identification code) searches for the second client identification module LTE network.
Wherein, the signal quality of the first client identification module current network of the network that comparison search arrives and terminal, Determine the network of the network searched and the first client identification module compares whether signal quality is more excellent, including: Read the RSRP value of the LTE network of the second client identification module searched, the second client that will read The RSRP value of identification module compares with the RSRP value of the LTE of the first client identification module, if In preset time period, the RSRP value of the LTE network of the second client identification module is all higher than the first client and identifies mould The RSRP value of the LTE network of block, it is determined that the LTE network signal quality of the second client identification module is relatively Excellent.
According to another aspect of the present invention, it is provided that a kind of network switching device, including: search module, Network for the second client identification module of search terminal;Determine module, the network arrived for comparison search With the signal quality of the first client identification module current network of terminal, determine the network searched and the first visitor The network of family identification module compares whether signal quality is more excellent;Handover module, at the network searched Signal quality preferably in the case of, switch to the network of the second client identification module.
Wherein, search module is used for: when terminal is in discontinuous reception DRX state, utilize terminal The network of the second client identification module of the resource searching terminal of the first client identification module.
Wherein, search module, including: the first search unit, for identifying mould the second client searched In the case of the internet message of block exists Long Term Evolution LTE neighboring BS information, in search LTE neighboring BS information The network of the designated frequency band comprised;Second search unit, at the second client identification module searched In the case of there is not LTE neighboring BS information in internet message, search public land mobile network the second client knows The PLMN that operator belonging to other module is corresponding.
Wherein, search module is used for: the reference letter of the LTE network of the first client identification module of reading terminals Number receive power RSRP value, when the RSRP value read respectively less than predetermined threshold value in preset time period, Then search for the second client according to the integrated circuit card identification code ICCID of the second client identification module of terminal to know The LTE network of other module.
Wherein it is determined that module is used for: read the RSRP of the LTE network of the second client identification module searched Value, by the LTE's of the RSRP value of the second client identification module read and the first client identification module RSRP value compares, if the RSRP of the LTE network of the second client identification module in preset time period Value is all higher than the RSRP value of the LTE network of the first client identification module, it is determined that the second client identification module The signal quality of LTE network more excellent.
The scheme of the embodiment of the present invention, the network at the second client identification module of terminal identifies than the first client The when that the network signal quality of module being strong, switch to the network of the second client identification module so that terminal energy Enough in the case of the first client identification module signal quality is poor, actively switch to the preferable net of signal quality Network, it is achieved that terminal is good and bad at the first client identification module and the second client identification module according to network signal Network between the purpose that switches over, also improve the utilization rate of Internet resources simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to enforcement In example or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below In accompanying drawing be only some embodiments of the present invention, for those of ordinary skill in the art, do not paying On the premise of going out creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the flow chart of the method for switching network of the embodiment of the present invention 1;
Fig. 2 is the flow chart of the method for switching network of the embodiment of the present invention 2;
Fig. 3 is the structured flowchart of the network switching device of the embodiment of the present invention 3;
Fig. 4 is the knot block diagram of the another kind of network switching device of the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly Chu, be fully described by, it is clear that described embodiment be only a part of embodiment of the present invention rather than Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation Property work on the premise of the every other embodiment that obtained, broadly fall into the scope of protection of the invention.
Embodiment 1
Present embodiments provide a kind of method for switching network, the of the terminal that the method is obtained by comparison search The network signal of the first client identification module of the network signal of two client identification modules and terminal, it is determined whether The network that switching terminal uses, it is achieved that according to the purpose of the network that network signal intensity switching terminal uses.
Fig. 1 is the flow chart of the method for switching network of the embodiment of the present invention 1, as it is shown in figure 1, the method bag Include following steps:
Step 101: the network of the second client identification module of search terminal;
In this step, the step of the network of the second client identification module of search terminal specifically may is that When terminal is in discontinuous reception DRX state, utilize the radio-frequency module of the first client identification module of terminal Carry out scheduling of resource thus the network of the second client identification module of search terminal, so can make full use of The resource of one client identification module, and the power consumption of terminal can be reduced.
Wherein, the operation of the network of the second client identification module of search terminal, the result obtained according to search Difference, specifically can be divided into following two situation:
LTE (Long Term is there is in the internet message of the second client identification module searched Evolution, Long Term Evolution) in the case of neighboring BS information, the appointment frequency comprised in search LTE neighboring BS information The network of section;
The situation of LTE neighboring BS information is there is not in the internet message of the second client identification module searched Under, search for public land mobile network PLMN, i.e. search according to the operator of the second client identification module The network that rope is corresponding.
Specifically, during terminal uses network, it is required for the second client of search terminal the most always The network of identification module, but can be only when the network condition of terminal the first client identification module is the best, Scanning for, based on this, before the network of the second client identification module of search terminal, said method is also May include that the RSRP value of the LTE network of the first client identification module of reading terminals, when read In the case of RSRP value is respectively less than predetermined threshold value in preset time period, then according to the second client of terminal The ICCID of identification module searches for the LTE network of the second client identification module.Wherein, LTE network RSRP Threshold value is after considering based on network signal intensity, network service quality and power consumption of terminal Reference value.User, when carrying out network switching, can be configured according to the needs of oneself, such as be set to 5S。
Step 102: network that comparison search arrives and the signal quality of the first client identification module current network, Determine the network of the network searched and the first client identification module compares whether signal quality is more excellent;
This step 102 specifically can perform as follows: reads the second client searched and identifies mould The RSRP value of the LTE network of block, by objective with first for the RSRP value of the second client identification module read The RSRP value of the LTE of family identification module compares, if the second client identifies mould in preset time period The RSRP value of the LTE network of block is all higher than the RSRP value of the LTE network of the first client identification module, Then determine that the LTE network of the second client identification module is more excellent.
Step 103: the network searched signal quality preferably in the case of, switch to second client know The network of other module.
In this step, the net that the network of the second client identification module, i.e. switching terminal are currently used is switched to Network is to the network of the second client identification module, and after switching, terminal uses the net that the second client identification module provides Network communicates.
Embodiment 2
The present embodiment passes through a concrete example, and the method for switching network providing above-described embodiment 1 enters Row further illustrates:
The present embodiment is illustrated as a example by double 4G SIM networks switch, double 4G SIM in the present embodiment In card, main card is the first client identification module in front statement, and vice card is to identify mould the second client of front statement Block.
As in figure 2 it is shown, be the flow chart of the method for switching network of the embodiment of the present invention 2, the method include as Lower step:
Step 201, whether detection terminal is in Idle state DRX cycle, if so, performs step 202; Otherwise, terminate.
Step 202, reads the RSRP parameter of main card LTE network.
Step 203, compares RSRP and the threshold value of main card, it is judged that whether the RSRP of main card is less than thresholding Value and lasting more than 5S, the most then perform step 204;Otherwise, terminate.
Step 204, the adjacent cell of the GSM network at main card radio frequency search vice card place.
Step 205, whether detection vice card GSM network is configured with LTE adjacent area, if so, performs step 206, If it is not, perform step 207.
Step 206, performs to specify cell searching, enters step 208 afterwards.
Step 207, performs the PLMN search specified, enters step 208 afterwards according to vice card ICCID.
Step 208, reads the RSRP of current LTE network.
Step 209, compares vice card RSRP with main card RSRP, it is judged that vice card RSRP is the biggest It is more than 5s in main card RSRP and continuous time, then performs step 210, otherwise, terminate.
Step 210, detects whether to support to automatically switch, if so, performs step 212;Otherwise, step is performed Rapid 211;
Step 211, prompts the user whether to switch over, if user indicates switching, then performs step 212; Otherwise, terminate.
Step 212, performs the switching of current major-minor card.
In sum, it is known that in terminal is in Idle state DRX cycle, main card radio frequency is made to have scheduling of resource To search for the LTE network of vice card.
GSM (global system for mobile communications, Global System for Mobile in vice card When Communication) having LTE neighboring BS information in network system message, main card radio frequency performs LTE adjacent area Information is specified the search of frequency.
When not having LTE neighboring BS information in the GSM network system message of vice card, main card radio frequency performs with secondary The search of the PLMN that operator belonging to card is corresponding.
By the signal intensity to the LTE network signal intensity of the vice card searched with the network of current main card Compare, finally realize terminal and can automatically switch to the purpose of the optimum carrier network of signal, if using There are the demands such as data traffic control at family, can increase an on-off control, i.e. carry out network signal intensity ratio After relatively, bottom can report the current optimum network information, it is preferred that user can be sent prompting message, Allow user choose whether the network carrying out that network currently used for terminal switches to vice card, and then carry to user Carry out more excellent network service to experience.
Embodiment 3
Present embodiments providing a kind of device for realizing method for switching network, this device can use such as figure Framework shown in 3, Fig. 3 is the structured flowchart of the network switching device of the embodiment of the present invention 3, such as Fig. 3 institute Showing, this device includes following ingredient:
Open survey module, be mainly used in judging the 4G letter of present terminal main card (the i.e. first client identification module) Whether number quality deteriorates;When UE is in IDLE DRX cycle, AP (wireless access points, WirelessAccessPoint) the RSRP value of current main card LTE is read in side or modem side, works as reading The RSRP value arrived is less than threshold T hresh, and the RSRP continuing more than 5s main card LTE is respectively less than door During limit value, then performing the action of search unit, wherein threshold T hresh can preset, and it needs full Foot obtains optimal service and experiences purpose, the power problems of terminal to be considered.
Search module, is mainly used in searching for the LTE of the adjacent cell at vice card (the i.e. second client identification module) place Network, owing to UE is in IDLE DRX cycle, the radio frequency of current main card has scheduling of resource, Ke Yigen Corresponding operator LTE network is searched for, when the GSM network system message of vice card has according to the ICCID of vice card During adjacent cell LTE information, the frequency specified in main card radio frequency direct search LTE information;When vice card GSM When network system message does not has adjacent cell LTE information, then search for belonging to vice card according to the ICCID of vice card The PLMN that operator is corresponding.
Handover module, is mainly used in judging whether to perform double 4G switching, and search unit searches the LTE of vice card After network, read the LTE network RSRP value that vice card is current, compare with the RSRP value of main card, if secondary The RSRP value of card LTE network is more than the RSRP value of main card network, and continues more than 5s vice card LTE net The RSRP value of network is all higher than the RSRP value of main card network, then perform the switching of current major-minor card, it is achieved double 4G Automatic switching function, if user has the demands such as data traffic control, can cut to vice card network at main card network Before alternatively, terminal presents information, to point out user's current vice card network signal preferable, by user Decide whether to carry out the switching of major and minor card network.
Preferably, the network switching device being used for realizing method for switching network that the present embodiment provides can also be adopted The mode divided by other functional modules, Fig. 4 is the knot of the another kind of network switching device of the embodiment of the present invention Block diagram, as shown in Figure 4, this device 40 includes following ingredient, it should be noted that this device 40 With the part of module in above-mentioned network switching device, there is identical function, be only in the division side of functional module It is slightly different in formula:
Search module 41, for the network of the second client identification module of search terminal;
Determine module 42, for the signal of network that will search and the first client identification module current network Signal compares, and determines the signal of the network searched and the signal phase of the network of the first client identification module Ratio is the most excellent;
Handover module 43, for the network searched signal preferably in the case of, switch to the second client The network of identification module.
Wherein, search module 41 specifically may be used for: when terminal is in discontinuous reception DRX state, Utilize the network letter of the second client identification module of the resource searching terminal of the first client identification module of terminal Number, and the Reference Signal Received Power RSRP of the LTE network of the first client identification module of reading terminals Value, when the RSRP value read respectively less than predetermined threshold value in preset time period, then according to the of terminal The integrated circuit card identification code ICCID of two client identification modules searches for the LTE net of the second client identification module Network.
Further, search module 41 specifically can include following ingredient: the first search unit, uses Long Term Evolution LTE neighboring BS information is there is in the internet message at the second client identification module searched In the case of, the network of the designated frequency band comprised in search LTE neighboring BS information;Second search unit, is used for In the case of there is not LTE neighboring BS information in the internet message of the second client identification module searched, search Public land mobile network PLMN.
Wherein, above-mentioned determine module 42 for: read the LTE net of the second client identification module searched The RSRP value of network, the RSRP value of the second client identification module and the first client identification module that will read The RSRP value of LTE compare, if the LTE of the second client identification module in preset time period The RSRP value of network is all higher than the RSRP value of the LTE network of the first client identification module, it is determined that second The LTE network of client identification module is more excellent.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited to This, any those familiar with the art, in the technical scope that the invention discloses, can readily occur in Change or replacement, all should contain within protection scope of the present invention.Therefore, protection scope of the present invention Should be as the criterion with described scope of the claims.

Claims (10)

1. a method for switching network, it is characterised in that including:
The network of the second client identification module of search terminal;
The network that comparison search arrives and the signal quality of the first client identification module current network of terminal, determine The network searched and the network of the first client identification module compare whether signal quality is more excellent;
The described network searched signal quality preferably in the case of, switch to described second client identify The network of module.
Method the most according to claim 1, it is characterised in that the second client of described search terminal The network of identification module, including:
When terminal is in discontinuous reception DRX state, utilize the money of the first client identification module of terminal The network of the second client identification module of source search terminal.
Method the most according to claim 1 and 2, it is characterised in that the second of described search terminal The network of client identification module, including:
Long Term Evolution LTE neighboring BS information is there is in the internet message of the second client identification module searched In the case of, search for the network of the designated frequency band comprised in described LTE neighboring BS information;
The situation of LTE neighboring BS information is there is not in the internet message of the second client identification module searched Under, search for the public land mobile network PLMN that the operator belonging to described second client identification module is corresponding.
Method the most according to claim 1, it is characterised in that the second client of described search terminal The network of identification module, including:
The Reference Signal Received Power RSRP value of the LTE network of the first client identification module of reading terminals, When the RSRP value read is respectively less than predetermined threshold value in preset time period, then according to the second visitor of terminal The integrated circuit card identification code ICCID of family identification module searches for the LTE network of the second client identification module.
Method the most according to claim 4, it is characterised in that the network that described comparison search arrives with The signal quality of the first client identification module current network of terminal, determines the network searched and the first client The network of identification module compares whether signal quality is more excellent, including:
Read the RSRP value of the LTE network of the second client identification module searched, second will read The RSRP value of client identification module compares with the RSRP value of the LTE of the first client identification module, as Fruit RSRP value of the LTE network of the second client identification module in described preset time period is all higher than the first visitor The RSRP value of the LTE network of family identification module, it is determined that the LTE network letter of the second client identification module Number quality is more excellent.
6. a network switching device, it is characterised in that including:
Search module, for the network of the second client identification module of search terminal;
Determine module, the first client identification module current network of the network arrived for comparison search and terminal Signal quality, determines that whether the network of the network searched and the first client identification module compares that signal quality is relatively Excellent;
Handover module, for the described network searched signal quality preferably in the case of, switch to institute State the network of the second client identification module.
Device the most according to claim 6, it is characterised in that described search module is used for:
When terminal is in discontinuous reception DRX state, utilize the money of the first client identification module of terminal The network of the second client identification module of source search terminal.
8. according to the device described in claim 6 or 7, it is characterised in that described search module, including:
First search unit, long-term for existing in the internet message of the second client identification module searched In the case of evolution LTE neighboring BS information, search for the net of the designated frequency band comprised in described LTE neighboring BS information Network;
Second search unit, for not existing in the internet message of the second client identification module searched In the case of LTE neighboring BS information, belonging to the second client identification module described in search public land mobile network The PLMN that operator is corresponding.
Device the most according to claim 6, it is characterised in that described search module is used for:
The Reference Signal Received Power RSRP value of the LTE network of the first client identification module of reading terminals, When the RSRP value read is respectively less than predetermined threshold value in preset time period, then according to the second visitor of terminal The integrated circuit card identification code ICCID of family identification module searches for the LTE network of the second client identification module.
Device the most according to claim 9, it is characterised in that described determine module for:
Read the RSRP value of the LTE network of the second client identification module searched, second will read The RSRP value of client identification module compares with the RSRP value of the LTE of the first client identification module, as Fruit RSRP value of the LTE network of the second client identification module in described preset time period is all higher than the first visitor The RSRP value of the LTE network of family identification module, it is determined that the LTE network of the second client identification module Signal quality is more excellent.
CN201510213733.8A 2015-04-29 2015-04-29 A kind of method for switching network and device Pending CN106211242A (en)

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