CN106341854A - Multimode mobile terminal off-network processing method and device - Google Patents
Multimode mobile terminal off-network processing method and device Download PDFInfo
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- CN106341854A CN106341854A CN201510391130.7A CN201510391130A CN106341854A CN 106341854 A CN106341854 A CN 106341854A CN 201510391130 A CN201510391130 A CN 201510391130A CN 106341854 A CN106341854 A CN 106341854A
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- cell information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention relates to a multimode mobile terminal off-network processing method and device. The multimode mobile terminal off-network processing method comprises the steps of acquiring serving cell information before off network when off network is detected; searching whether the serving cell information exists or not in a preset cell information database; acquiring target cell information corresponding to the serving cell information in the cell information database if the serving cell information exists; and residing in a target cell indicated by the target cell information. By adopting the method and the device provided by the invention, the duration of network searching after off network of UE (User Equipment) can be reduced, and the power consumption of the UE is reduced.
Description
Technical field
The present invention relates to wireless communication field, more particularly, to a kind of multi-module mobile terminal off-grid processing method and
Device.
Background technology
With the continuous development of communication technology, existing user terminal (user equipment, ue) is generally
For multimode terminal, multiple different network schemers can be supported, user terminal can be in different network moulds
Switch between formula.For example, for lte mobile terminal, carry out voice transfer under 3g/2g, enter under 4g
Row data transfer etc..
Ue off-grid is that ue cannot carry out resident phenomenon in former Serving cell.When ue off-grid, need
Find persistent district as early as possible, and then normal business can be carried out and receive paging.
In 2g, 3g and 4g network coexisted today, a time-consuming power consumption after ue off-grid, may be executed
Process.In existing communication protocol, how to select between different systems after not providing ue off-grid.
Under normal circumstances, multimode terminal may certain standard of prioritizing selection carry out resident, for example, multimode terminal
Can prioritizing selection lte network resident, cannot successfully resident lte network when, then go to attempt resident 3g network.
However, after ue off-grid, the surrounding enviroment of ue are unknown, ue may carry out much useless
Attempt.For example, when ue enters into a cell only having gsm network from lte network, due to original lte
Network is configured without entering into the syntopy of gsm cell, and this when, ue will take off in lte network
Net.Ue preferentially attempts resident in lte network, when resident failure, then carries out the whole network under 3g network and sweeps
Frequently.When resident failure under 3g network, then it is successfully found cell in gsm network the whole network frequency sweep again.
As can be seen here, time-consuming for existing ue off-grid processing method, and ue power consumption is larger.
Content of the invention
The problem that the embodiment of the present invention solves be reduce ue off-grid after look for the duration of net, reduce ue power consumption.
For solving the above problems, the embodiment of the present invention provides a kind of multi-module mobile terminal off-grid processing method,
Including:
When generation off-grid is detected, obtain the service cell information before off-grid；
In default cell information data base, search whether there is described service cell information；
When there is described service cell information, obtain and described service in described cell information data base
The corresponding target cell information of cell information；
The resident Target cell to the instruction of described target cell information.
Optionally, described multi-module mobile terminal off-grid processing method also includes:
When there is not described service cell information in described default cell information data base, execute cell
Search operation is until success is resident；
Obtain the cell information of successfully persistent district, using the cell information of described successful persistent district as institute
State target cell information and be saved in described cell information data base.
Optionally, described multi-module mobile terminal off-grid processing method also includes:
When unsuccessful resident to described Target cell when, execution cell search until success resident；
Obtain the cell information of successfully persistent district, and described target cell information is updated to successfully resident
The corresponding cell information of cell.
Optionally, described service cell information includes: the network formats of Serving cell, frequency and frequency band,
Physical Cell Identifier, plmn id and cell ID；
Described target cell information includes: the network formats of Target cell, frequency and frequency band, physical area
Mark, plmn id and cell ID.
Embodiments provide a kind of multi-module mobile terminal off-grid processing meanss, comprising:
First acquisition unit, for when generation off-grid is detected, obtaining the service cell information before off-grid；
Searching unit is little in default cell information data base, searching whether to exist described service
Area's information；
Second acquisition unit, for when described searching unit finds described service cell information, in institute
State acquisition target cell information corresponding with described service cell information in cell information data base；
Resident element, for the resident Target cell to the instruction of described target cell information.
Optionally, described resident element is additionally operable to when there is not institute in described default cell information data base
When stating service cell information, execution cell search is until success is resident；
Described multi-module mobile terminal off-grid processing meanss also include: memory element, successfully stay for working as to obtain
Stay the cell information of cell, using the cell information of described successful persistent district as described target cell information
And be saved in described cell information data base.
Optionally, described resident element be additionally operable to when unsuccessful resident to described Target cell when, execution little
Area searching operation is until success is resident；
Described multi-module mobile terminal off-grid processing meanss also include: updating block, resident for obtaining successfully
The cell information of cell, and described target cell information is updated to successfully the corresponding cell of resident cell
Information.
Optionally, described service cell information includes: the network formats of Serving cell, frequency and frequency band,
Physical Cell Identifier, plmn id and cell ID；
Described target cell information includes: the network formats of Target cell, frequency and frequency band, physical area
Mark, plmn id and cell ID.
Compared with prior art, the technical scheme of the embodiment of the present invention has the advantage that
After off-line of mobile station is detected, it is not directly to carry out looking for net operation, but from default little
In area's information database, search the service cell information before off-grid, to obtain corresponding target cell information,
And reside in Target cell.That is: when there is target cell information in cell information data base, directly
Be switched to Target cell, and need not carry out looking for net operation again, such that it is able to reduce look for net operation when
Long, reduce the power consumption looking for net operation, improve Consumer's Experience.
Further, when there is not target cell information in cell information data base, mobile terminal passes through certainly
The method of study, is looked for the cell information of successful persistent district in network process to be saved in cell information number again
According in storehouse, such that it is able to constantly improve cell information data base so that mobile terminal is after off-grid, little
The probability finding Target cell in area's information database greatly increases.
Additionally, when mobile terminal cannot resident to Target cell when, target cell information is updated,
Target cell information is updated to the cell information of mobile terminal successful persistent district again, realizes to cell
The renewal of information database, it is to avoid mobile terminal repeatedly resident same Target cell failure situation occur.
Brief description
Fig. 1 is the flow chart of one of embodiment of the present invention multi-module mobile terminal off-grid processing method；
Fig. 2 is the flow chart of another kind of multi-module mobile terminal off-grid processing method in the embodiment of the present invention；
Fig. 3 is the structural representation of one of embodiment of the present invention multi-module mobile terminal off-grid processing meanss.
Specific embodiment
In the prior art, after ue off-grid, the operation looking for net can be re-started.However, due to ue's
Surrounding enviroment are unknown, and ue may carry out much useless trial.In extreme circumstances, when ue is from lte
When network enters into the cell that is only had gsm network, because original lte network is configured without entering into
The syntopy of gsm cell, this when ue will in lte network off-grid.Ue is preferentially in lte net
Network trial is resident, when resident failure, then carries out the whole network frequency sweep under 3g network.When staying under 3g network
When staying unsuccessfully, then it is successfully found cell in gsm network the whole network frequency sweep again.That is, ue exists successively
All look on lte network and 3g network after netting unsuccessfully, just carry out looking for net operation and realizing staying on gsm network
Stay it can be seen that, time-consuming for existing ue off-grid processing method, and ue power consumption is larger.
In embodiments of the present invention, after off-line of mobile station is detected, it is not directly to carry out looking for net behaviour
Make, but from default cell information data base, search the service cell information before off-grid, to obtain
Corresponding target cell information, and reside in Target cell.That is: when presence in cell information data base
During target cell information, it is directly switch to Target cell, and need not carry out looking for net operation again, thus
The duration looking for net operation can be reduced, reduce the power consumption looking for net operation, improve Consumer's Experience.
Understandable for enabling the above-mentioned purpose of the embodiment of the present invention, feature and advantage to become apparent from, tie below
Close accompanying drawing the specific embodiment of the present invention is described in detail.
Embodiments provide a kind of multi-module mobile terminal off-grid processing method, with reference to Fig. 1, below lead to
Cross concrete steps to be described in detail.
Step s101, when generation off-grid is detected, obtains the service cell information before off-grid.
In being embodied as, the currently resident service cell information of mobile terminal can be obtained in real time and protect
Deposit.When off-line of mobile station is detected, you can resident Serving cell before acquisition off-line of mobile station
Information.
In embodiments of the present invention, service cell information may include that the network formats of Serving cell, clothes
The frequency of business cell and frequency band, the Physical Cell Identifier of Serving cell, the public land of Serving cell move
Net (public land mobile network, plmn) identification number (id) and the cell of Serving cell
The information such as mark.It is understood that service cell information can also include other can identify service little
The information in area, does not repeat herein.
After service cell information before getting off-grid, can be with execution step s102.
Step s102, in default cell information data base, searches whether there is described Serving cell letter
Breath.
In being embodied as, default cell information data base can preserve in the terminal.Cell is believed
Cease the service cell information before a plurality of off-line of mobile station that can be stored with data base, and little with servicing
The one-to-one target cell information of area's information, wherein, Target cell is that mobile terminal is little in a certain service
After area's off-grid, the resident cell of success.
In embodiments of the present invention, cell information data base can be presented in mapping table, and cell is believed
Data in breath data base can be that mobile terminal self study obtains.Mobile terminal can obtain in real time works as
Front resident service cell information, when occur off-grid after success resident to other cells when, can be by before off-grid
Resident service cell information forms corresponding mapping relations with the cell information of successful persistent district, and preserves
In cell information data base.
For example, mobile terminal is after cell a off-grid, success resident to cell b, then in cell information number
According in storehouse, the cell information of cell a is the service cell information before off-grid, and the cell information of cell b is
Corresponding target cell information, the cell information of cell a is corresponding with the cell information of cell b.
In embodiments of the present invention, after mobile terminal generation off-grid is detected, can be in default cell
In information database, search whether the service cell information before there is off-grid.When presence service cell information
When, execution step s103.
In embodiments of the present invention, also there are the feelings of not presence service cell information in cell information data base
Condition.For example, off-grid, therefore cell information in currently resident Serving cell first time in mobile terminal
May not there is current service cell information in data base.Now, mobile terminal can only be according to normal
Look for net, carry out full range and the operation such as beat, to realize successfully residing in a certain cell.When mobile terminal becomes
The cell information of successful persistent district after work(resides in a certain cell, can be obtained, by current service cell
Information is corresponding with the cell information of successful persistent district, and corresponding relation is saved in cell information data base
In.
For example, mobile terminal, after cell a off-grid, does not find cell in cell information data base
The cell information of a, therefore, mobile terminal is normally looked for net flow process, success resident to cell b
Afterwards, obtain the cell information of cell b as target cell information, by the cell information of cell a and cell
The cell information of b corresponds to, and corresponding relation is saved in cell information data base.
Step s103, when there is described service cell information, obtains in described cell information data base
Target cell information corresponding with described service cell information.
In embodiments of the present invention, when presence service cell information in cell information data base, you can from
Target cell information corresponding with service cell information is obtained in cell information data base.Getting target
After cell information, execution step s104.
Step s104, the resident Target cell to the instruction of described target cell information.
In embodiments of the present invention, target cell information may include that the network formats of Target cell, mesh
The mark frequency of cell and frequency band, the Physical Cell Identifier of Target cell, the plmn id of Target cell and
The information such as the cell ID of Target cell.
Mobile terminal is after getting target cell information, you can attempt residing in Target cell.
In embodiments of the present invention, there is mobile terminal to fail the resident situation to Target cell.When
Mobile terminal fails when residing in Target cell, can re-start cell searching until success is resident
To a certain cell.When success resident to a certain cell after, obtain the cell information of successfully persistent district, and
By in cell information data base, target cell information corresponding with service cell information is updated to successfully resident
The corresponding cell information of cell.
For example, cell a is the Serving cell before off-grid, and cell b is the resident cell of success after off-grid,
Then in cell information data base, the cell information of cell a is corresponding with the cell information of cell b.Work as shifting
After cell a off-grid, find Target cell in cell information data base is cell b to dynamic terminal, but
Mobile terminal resident failure in cell b, can only re-start frequency sweep and look for net operation.When mobile terminal becomes
Work(resident to after cell c, by the cell of the cell information of cell a in cell information data base and cell c
Information corresponds to.
In the prior art, mobile terminal is after off-grid, preferentially high (such as lte network) in priority
Network in carry out the whole network frequency sweep and look for net operation.When failing resident, take second place (for example in priority
3g network) network in carry out the whole network frequency sweep and look for net operation.When still unsuccessful resident, in priority
Carry out the whole network frequency sweep operation in the network of low (such as gsm network), until can be successfully resident.
And in embodiments of the present invention, after off-line of mobile station is detected, be not directly to carry out looking for net
Operation, but from default cell information data base, search the service cell information before off-grid, to obtain
Take corresponding target cell information, and reside in Target cell.That is: when depositing in cell information data base
In target cell information, it is directly switch to Target cell, and need not carry out looking for net operation again, from
And the duration looking for net operation can be reduced, reduce the power consumption looking for net operation, improve Consumer's Experience.
With reference to Fig. 2, give another kind of multi-module mobile terminal off-grid processing method in the embodiment of the present invention,
It is described in detail below by way of concrete steps.
Step s201, judges whether mobile terminal opens off-grid control function.
In embodiments of the present invention, off-grid control function may refer to: is capable of the above-mentioned enforcement of the present invention
The corresponding function of off-grid processing method of providing in example.Off-grid control function can " setting in mobile terminal
Put " it is configured in interface, user can choose whether to open off-grid control function.When opening off-grid control
During function processed, execution step s202；When closing off-grid control function, end operation flow process.
Step s202, obtains the currently resident service cell information of mobile terminal in real time.
Step s203, judges whether mobile terminal occurs off-grid.
In embodiments of the present invention, when mobile terminal occurs off-grid, execution step s204；When mobile whole
When end does not occur off-grid, continue executing with step s202.
Step s204, searches whether presence service cell information in cell information data base.
In embodiments of the present invention, when presence service cell information in default cell information data base,
Execution step s205；When not presence service cell information in default cell information data base, execute step
Rapid s211.
Step s205, obtains Target cell letter corresponding with service cell information in cell information data base
Breath.
Step s206, the resident Target cell to target cell information instruction.
Step s207, judge whether successfully resident to Target cell.
In embodiments of the present invention, when mobile terminal successfully resident to Target cell when, re-execute step
s202；When mobile terminal fail resident to Target cell when, execution step s208.
Step s208, execution the whole network frequency sweep looks for net operation.
Step s209, judges whether to look for and nets successfully.
When look for net successfully when, execution step s210；Otherwise, terminate flow process.
In actual applications, when mobile terminal is looked for and being netted successfully, you can realize cell successfully resident.
Step s210, target cell information is updated to successfully the cell information of persistent district, and again holds
Row step s202.
When mobile terminal cannot resident to Target cell when, target cell information is updated, by target
Cell information is updated to the cell information of mobile terminal successful persistent district again, realizes to cell information number
Renewal according to storehouse, it is to avoid mobile terminal repeatedly resident same Target cell failure situation occur.
Step s211, execution the whole network frequency sweep looks for net operation.
Step s212, judges whether to look for and nets successfully.
When look for net successfully when, execution step s213；Otherwise, terminate flow process.
Step s213, obtains the cell information of successfully persistent district, and the cell letter by successful persistent district
Breath as target cell information and is saved in cell information data base.
In embodiments of the present invention, after the completion of the execution of step s213, step s202 can be re-executed again.
As can be seen here, when there is not target cell information in cell information data base, mobile terminal passes through
The method of self study, is looked for the cell information of successful persistent district in network process to be saved in cell information again
In data base, such that it is able to constantly improve cell information data base so that mobile terminal is after off-grid,
The probability finding Target cell in cell information data base greatly increases.
With reference to Fig. 3, give one of embodiment of the present invention multi-module mobile terminal off-grid processing meanss 30,
Including: first acquisition unit 301, searching unit 302, second acquisition unit 303 and resident element 304,
Wherein:
First acquisition unit 301, for when generation off-grid is detected, obtaining the Serving cell letter before off-grid
Breath；
Searching unit 302, for, in default cell information data base, searching whether there is described service
Cell information；
Second acquisition unit 303, for when described searching unit 302 finds described service cell information,
Target cell information corresponding with described service cell information is obtained in described cell information data base；
Resident element 304, for the resident Target cell to the instruction of described target cell information.
In being embodied as, described resident element 304 can be also used for when described default cell information number
During according to there is not described service cell information in storehouse, execution cell search is until success is resident；Accordingly
Ground, described multi-module mobile terminal off-grid processing meanss 30 can also include:
Memory element, for when the cell information obtaining successfully persistent district, by described successful persistent district
Cell information as described target cell information and be saved in described cell information data base.
In being embodied as, described resident element 304 can be also used for when unsuccessful resident to described target
During cell, execution cell search is until success is resident；Correspondingly, described multi-module mobile terminal off-grid
Processing meanss 30 can also include:
Updating block, for obtaining the cell information of successful persistent district, and by described target cell information
It is updated to successfully the corresponding cell information of resident cell.
In being embodied as, described service cell information may include that the network formats, frequently of Serving cell
Point and frequency band, Physical Cell Identifier, plmn id and cell ID；
Described target cell information may include that network formats, frequency and frequency band, the physics of Target cell
Cell ID, plmn id and cell ID.
One of ordinary skill in the art will appreciate that all or part step in the various methods of above-described embodiment
Suddenly the program that can be by complete come the hardware to instruct correlation, and this program can be stored in a computer can
Read in storage medium, storage medium may include that rom, ram, disk or CD etc..
Although present disclosure is as above, the present invention is not limited to this.Any those skilled in the art,
Without departing from the spirit and scope of the present invention, all can make various changes or modifications, therefore the guarantor of the present invention
Shield scope should be defined by claim limited range.
Claims (8)
1. a kind of multi-module mobile terminal off-grid processing method is it is characterised in that include:
When generation off-grid is detected, obtain the service cell information before off-grid；
In default cell information data base, search whether there is described service cell information；
When there is described service cell information, obtain and described Serving cell in described cell information data base
The corresponding target cell information of information；
The resident Target cell to the instruction of described target cell information.
2. multi-module mobile terminal off-grid processing method as claimed in claim 1 is it is characterised in that also include:
When there is not described service cell information in described default cell information data base, execute cell searching
Operation is until success is resident；
Obtain the cell information of successfully persistent district, using the cell information of described successful persistent district as described mesh
Mark cell information is simultaneously saved in described cell information data base.
3. multi-module mobile terminal off-grid processing method as claimed in claim 1 is it is characterised in that also include:
When unsuccessful resident to described Target cell when, execution cell search until success resident；
Obtain the cell information of successfully persistent district, and described target cell information is updated to successfully persistent district
Corresponding cell information.
4. multi-module mobile terminal off-grid processing method as claimed in claim 1 is it is characterised in that described service
Cell information includes: the network formats of Serving cell, frequency and frequency band, Physical Cell Identifier, plmn id
And cell ID；
Described target cell information includes: the network formats of Target cell, frequency and frequency band, Physical Cell Identifier,
Plmn id and cell ID.
5. a kind of multi-module mobile terminal off-grid processing meanss are it is characterised in that include:
First acquisition unit, for when generation off-grid is detected, obtaining the service cell information before off-grid；
Searching unit, in default cell information data base, searching whether to there is described Serving cell letter
Breath；
Second acquisition unit, for when described searching unit finds described service cell information, described little
Target cell information corresponding with described service cell information is obtained in area's information database；
Resident element, for the resident Target cell to the instruction of described target cell information.
6. multi-module mobile terminal off-grid processing meanss as claimed in claim 5 are it is characterised in that described resident
Unit is additionally operable to, when there is not described service cell information in described default cell information data base, hold
Row cell search is until success is resident；
Described multi-module mobile terminal off-grid processing meanss also include:
Memory element is for when the cell information obtaining successfully persistent district, little by described successful persistent district
Area's information as described target cell information and is saved in described cell information data base.
7. multi-module mobile terminal off-grid processing meanss as claimed in claim 5 are it is characterised in that described resident
Unit be additionally operable to when unsuccessful resident to described Target cell when, execution cell search is until successfully stay
Stay；
Described multi-module mobile terminal off-grid processing meanss also include:
Updating block, for obtaining the cell information of successful persistent district, and described target cell information is updated
For the corresponding cell information of cell that success is resident.
8. multi-module mobile terminal off-grid processing meanss as claimed in claim 5 are it is characterised in that described service
Cell information includes: the network formats of Serving cell, frequency and frequency band, Physical Cell Identifier, plmn id
And cell ID；
Described target cell information includes: the network formats of Target cell, frequency and frequency band, Physical Cell Identifier,
Plmn id and cell ID.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510391130.7A CN106341854A (en) | 2015-07-06 | 2015-07-06 | Multimode mobile terminal off-network processing method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510391130.7A CN106341854A (en) | 2015-07-06 | 2015-07-06 | Multimode mobile terminal off-network processing method and device |
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| CN106341854A true CN106341854A (en) | 2017-01-18 |
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| CN102487535A (en) * | 2010-12-06 | 2012-06-06 | 北京创毅视讯科技有限公司 | Cell switching control method of wireless communication terminal supporting multiple communication systems and equipment |
| CN102595523A (en) * | 2012-01-31 | 2012-07-18 | 中兴通讯股份有限公司 | Cell list processing method and device, and mobile terminal |
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| CN101083831A (en) * | 2006-05-29 | 2007-12-05 | 大唐移动通信设备有限公司 | Method for generating adjacent cells |
| CN102088718A (en) * | 2009-12-08 | 2011-06-08 | 中兴通讯股份有限公司 | Method and device for realizing cell switching of terminal in high-speed moving state |
| CN101895949A (en) * | 2010-07-15 | 2010-11-24 | 中兴通讯股份有限公司 | Method and device for switching different network systems |
| CN102487535A (en) * | 2010-12-06 | 2012-06-06 | 北京创毅视讯科技有限公司 | Cell switching control method of wireless communication terminal supporting multiple communication systems and equipment |
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