CN108200618A - cell switching control method, device and storage medium and mobile terminal - Google Patents
cell switching control method, device and storage medium and mobile terminal Download PDFInfo
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- CN108200618A CN108200618A CN201810089075.XA CN201810089075A CN108200618A CN 108200618 A CN108200618 A CN 108200618A CN 201810089075 A CN201810089075 A CN 201810089075A CN 108200618 A CN108200618 A CN 108200618A
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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
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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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
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The embodiment of the present application discloses a kind of cell switching control method, device and storage medium and mobile terminal, the method includes：When detecting that different system cell handover event is triggered, judge terminal currently whether in urgency traffic state；If terminal is currently at urgency traffic state, judge whether candidate handover cell supports urgency traffic function；If not supporting, abandon measuring the operation of the performance parameter of the candidate handover cell；If supporting, the performance parameter of the candidate handover cell is measured, and measurement result is reported to network side when detecting that current satisfaction imposes a condition；The target handover cell that network side is determined from the candidate handover cell of measurement result is received, and switches to the target handover cell.Technical solution provided by the embodiments of the present application, it is to support the cell of urgency traffic function to realize the cell switched under urgency traffic state, ensure that the continuity of Terminal Emergency call, improves accuracy and the efficiency of cell switching.
Description
Technical field
The invention relates to cell handoff technique field more particularly to a kind of cell switching control method, device and
Storage medium and mobile terminal.
Background technology
Mainly include global mobile communication system with the network formats of the mobile terminals such as the development of wireless communication technique, mobile phone
Unite (Global System for Mobile Communication, GSM), CDMA (Code Division
Multiple Access, CDMA), 3rd generation mobile communication technology (3rd-Generation, 3G), forth generation mobile communication skill
Four kinds of art (4rd-Generation, 4G).On 03 31st, 2017, China Telecom, China Unicom hold " implement speed-raising drop expense,
It promotes six mould the whole networks and leads to terminal action news conference "." six moulds " refers to six kinds of network modes, and including GSM, (this is exactly generally
2G nets, three operation commercial cities have), CDMA (China Telecom's 3G network pattern), TD-SCDMA (China Mobile's 3G network pattern),
WCDMA (China Unicom 3G network pattern), TD-LTE (China Mobile's 4G network modes), FDD-LTE (China Unicom and China's electricity
The 4G network modes of letter).
Single wireless voice call continuity (Single Radio Voice Call Continuity, SRVCC) is 3GPP
A kind of VoLTE voice business continuities scheme proposed, primarily to solving as injection frequency subscriber terminal equipment (User
Equipment, UE) in LTE/Pre-LTE networks and 2G/3G circuit switching (Circuit Switching Domain, CS) net
When being moved between network, the problem of how ensureing continuous voice call, ensures injection frequency UE in IP multimedia systems (IP
Multimedia Subsystem, IMS) taking over seamlessly between the VoIP voices of control and CS domains voice.In the relevant technologies,
The different system cell that terminal-pair searches in SRVCC measures, and measurement result is reported to network side, network side selection one
A different system cell, and terminal is notified to switch to the different system cell.Cell handover scheme in the relevant technologies, which exists, to be switched to
It the defects of risk of wrong cell and big switch operating amount, needs to improve.
Invention content
The embodiment of the present application provides a kind of cell switching control method, device and storage medium and mobile terminal, Ke Yiti
Rise accuracy and the efficiency of cell switching.
In a first aspect, the embodiment of the present application provides a kind of cell switching control method, including：
When detecting that different system cell handover event is triggered, judge terminal currently whether in urgency traffic state；
If terminal is currently at urgency traffic state, judge whether candidate handover cell supports urgency traffic function；
If not supporting, abandon measuring the operation of the performance parameter of the candidate handover cell；
If supporting, the performance parameter of the candidate handover cell is measured, and when detecting that current satisfaction imposes a condition
Measurement result is reported to network side；
The target handover cell that network side is determined from the candidate handover cell of measurement result is received, and switches to the mesh
Mark switching cell.
In second aspect, the embodiment of the present application provides a kind of cell switching control, including：
Urgency traffic condition judgment module, for when detecting that different system cell handover event is triggered, judging terminal
It is current whether to be in urgency traffic state；
Urgency traffic function judgment module if being currently at urgency traffic state for terminal, judges that candidate handover is small
Whether urgency traffic function is supported in area；
First community performance parameter measurement module if for not supporting, abandons measuring the property of the candidate handover cell
The operation of energy parameter；
If second community performance parameter measurement module for supporting, measures the performance parameter of the candidate handover cell,
And measurement result is reported to network side when detecting that current satisfaction imposes a condition；
Target handover cell handover module, for receiving the mesh that network side is determined from the candidate handover cell of measurement result
Switching cell is marked, and switches to the target handover cell.
The third aspect, the embodiment of the present application provide a kind of computer readable storage medium, are stored thereon with computer journey
Sequence realizes the cell switching control method provided such as first aspect when the program is executed by processor.
In fourth aspect, the embodiment of the present application provides a kind of mobile terminal, including memory, processor and is stored in
On reservoir and the computer program that can run on a processor, realize that such as first aspect is provided small when the processor performs
Area's method for handover control.
Technical solution provided by the embodiments of the present application, by detecting that different system cell handover event is triggered, and eventually
In the case that end is in urgency traffic state, whether it, which supports urgency traffic function, is judged to the candidate handover cell searched,
It is urgent for supporting for not supporting operation of the candidate handover cell of urgency traffic function without estate performance parameter measurement
The candidate handover cell of call function carries out the operation of estate performance parameter measurement, and when detecting that current satisfaction imposes a condition
The measurement result of candidate handover cell is reported to network side, network side is received and is determined from the candidate handover cell of measurement result
Target handover cell, and switch to the target handover cell, realizing the cell switched under urgency traffic state is
It supports the cell of urgency traffic function, the continuity of Terminal Emergency call is ensure that, for not supporting the small of urgency traffic function
Area is not carrying out cell measurement, alleviates the cell measurement work of terminal, improves accuracy and the efficiency of cell switching.
Description of the drawings
Fig. 1 is a kind of flow chart of cell switching control method provided by the embodiments of the present application；
Fig. 2 is the flow chart of another cell switching control method provided by the embodiments of the present application；
Fig. 3 is a kind of structure diagram of cell switching control provided by the embodiments of the present application；
Fig. 4 is a kind of structure diagram of mobile terminal provided by the embodiments of the present application；
Fig. 5 is the structure diagram of another mobile terminal provided by the embodiments of the present application.
Specific embodiment
It is specifically real to the application below in conjunction with the accompanying drawings in order to make the purpose, technical scheme and advantage of the application clearer
Example is applied to be described in further detail.It is understood that specific embodiment described herein is used only for explaining the application,
Rather than the restriction to the application.It also should be noted that it illustrates only for ease of description, in attached drawing related to the application
Part rather than full content.It should be mentioned that some exemplary realities before exemplary embodiment is discussed in greater detail
It applies example and is described as the processing described as flow chart or method.Although operations (or step) are described as sequence by flow chart
Processing, but many of which operation can be implemented concurrently, concomitantly or simultaneously.In addition, the sequence of operations
It can be rearranged.The processing can be terminated when its operations are completed, be not included in attached drawing it is also possible to have
Additional step.The processing can correspond to method, function, regulation, subroutine, subprogram etc..
Fig. 1 gives a kind of flow chart of cell switching control method provided by the embodiments of the present application, the side of the present embodiment
Method can be performed by cell switching control, which can realize that described device can by way of hardware and/or software
The inside of the mobile terminal is arranged on as a mobile terminal part.Mobile terminal described in the embodiment of the present application is included but not
It is defined in the equipment such as mobile phone.
As shown in Figure 1, cell switching control method provided in this embodiment includes the following steps：
Step 101 detects that different system cell handover event is triggered.
The mobile terminals such as mobile phone can support different network formats at present, for example, GSM, TD-SCDMA, WCDMA, TD-LTE,
FDD-LTE and CDMA2000 etc., is exactly different system between a network formats and other network formats, such as LTE and GSM,
Interoperability between WCDMA is different system operatio.Different system cell, example can be described as the cell under two different network formats
Such as, for the cell being switched to cell of the terminal at present under LTE under GSM/WCDMA, can claim to switch the terminal into different system
Cell.
When subscriber terminal equipment (User Equipment, UE) is in service connected state and when keeping business service, from
One cell is moved to another cell, and serving cell originally can not possibly continue offer service to UE again, in order not to interrupt industry
Business, radio bearer system, which will find most suitable cell or network and be provided for UE, to be continued to service, and realizes wireless network seamless coverage
Mobile management, here it is cell switchings.
SRVCC refers in VoLTE communication process, it is found that LTE signals are deteriorated, need to be switched in GSM/WCDMA cells
With the continuous a kind of technology that keeps conversing.Since LTE network covers deficiency, in order to ensure the continuity of speech business, need to make
With SRVCC technologies, speech business is switched to the networks such as GSM/WCDMA/TD-SCDMA from LTE network, by CS networks after continuation of insurance
Hold speech business.Basic SRVCC schemes allow audio call to be switched to 2G/3G/ from the IMS callings of LTE sides (or HSPA)
3GPP2CS domains.The SRVCC schemes of various enhancings allow that the switching of the multimedia call containing video, reversely switching (is switched to from 3G
LTE sides).SRVCC is actually a handoff procedure, it is desirable that operator has deployed IMS network.
Different system cell handover event described in the present embodiment is to be switched to another net from a network formats cell
The event of network standard cell.In some embodiments, which can include：Detecting single wireless voice call continuity
When SRVCC events are triggered, different system cell search is carried out, the different system cell searched is determined as candidate handover cell,
The candidate handover cell includes global system for mobile communications GSM cell and/or CDMA CDMA cells.
Step 102 judges that terminal currently whether in urgency traffic state, if so then execute step 103, otherwise performs step
Rapid 106.
Urgency traffic state described in the present embodiment includes emergency numbers dialing status and emergency numbers talking state.Its
In, the emergency numbers include but is not limited to 110,120,119,122 etc..
Step 103 judges whether candidate handover cell supports urgency traffic function, and step 104 is performed if not supporting, if
Support then performs step 105.
Candidate handover cell in the step can be when detecting that different system cell handover event is triggered, and search
Cell in one or more.
Wherein, it is described to judge whether candidate handover cell supports urgency traffic function to include：Obtain candidate handover cell pair
Random access channel control parameter (RACH Control Parameters) in the system message answered, connects at random according to described
Enter channel control parameter, judge whether candidate handover cell supports urgency traffic function.Wherein, the random access channel control
Comprising the flag for identifying whether support urgency traffic function in parameter, candidate handover cell can determine whether by the value of the flag
Whether urgency traffic function is supported.
Step 104, the operation for abandoning measuring the performance parameter of the candidate handover cell.
For not supporting the candidate handover cell of urgency traffic function, performance parameter without the candidate handover cell
Measure operation.If there are multiple candidate handover cells for not supporting urgency traffic function, which performs multiple.The step
Effect is to reject the candidate handover cell for not supporting urgency traffic function, is not carrying out cell measurement and is being reported to network
Side.Wherein, the performance parameter of the cell includes Reference Signal Received Power (Reference Signal
ReceivedPower, RSRP), Reference Signal Received Quality (Reference Signal Received Quality, RSRQ),
At least one of in cell id (Physical Cell ID, PCI) and subdistrict frequency point.
Step 105, the performance parameter for measuring the candidate handover cell.
For supporting the candidate handover cell of urgency traffic function, the measurement of the performance parameter of the candidate handover cell is carried out
Operation.Have multiple if supporting the candidate handover cell of urgency traffic function, which performs multiple.
Step 106 successively measures the performance parameter of all candidate handover cells.
If terminal is not in urgency traffic state, it need not detect whether candidate handover cell supports urgency traffic work(
Can, the performance parameter of all candidate handover cells is measured successively according to normal cell measurement flow.Need what is illustrated
It is that normal cell measurement flow mentioned here includes successively measuring the performance parameter of all candidate handover cells,
Either the performance parameter of the candidate handover cell to setting number measures or to meeting certain condition such as setting network
The performance parameter of candidate handover cell under standard measures, and the present embodiment is to this and is not limited.
Measurement result is reported to network side by step 107 when detecting that current satisfaction imposes a condition.
During judgement and the cell measurement of urgency traffic function whether is supported to candidate handover cell, if detecting
Current to meet setting condition, then the measurement result of all candidate handover cells that will be measured at present is reported to network side.Wherein,
It is described to detect that satisfaction setting condition be to detect that the quantity of the candidate handover cell of performance parameter within a preset range reaches
To setting number.Wherein, the measurement result includes the performance parameter of candidate handover cell.
Can measurement result be reported to by network side by setting measurement event when detecting that current satisfaction imposes a condition, institute
It states setting measurement event and includes B2 events.In SRVCC, UE can report it to measure the measurement knot of different system cell by B2 events
The current LTE system signal strength of fruit, wherein B2 event requirements is less than some threshold value, and the different system cell signal strength measured
Higher than some threshold value.
Step 108 receives the target handover cell that network side is determined from the candidate handover cell of measurement result, and switches
To the target handover cell.
In the present embodiment, do not support that the candidate handover of urgency traffic function is small by being eliminated in the cell that is reported
Area so the cell for not supporting urgency traffic function is not present in the selected target handover cell of network side, avoids urgent logical
The problem of words are interrupted.
Cell switching control method provided in this embodiment, by detecting that different system cell handover event is triggered,
And in the case that terminal is in urgency traffic state, whether it, which supports urgency traffic work(, is judged to the candidate handover cell searched
Can, for not supporting operation of the candidate handover cell of urgency traffic function without estate performance parameter measurement, for supporting
The candidate handover cell of urgency traffic function carries out the operation of estate performance parameter measurement, and is detecting current satisfaction setting item
The measurement result of candidate handover cell is reported to network side during part, receives network side from the candidate handover cell of measurement result
Determining target handover cell, and switch to the target handover cell, realize switched under urgency traffic state it is small
Area is the cell for supporting urgency traffic function, the continuity of Terminal Emergency call is ensure that, for not supporting urgency traffic function
Cell not carry out cell measurement, alleviate terminal cell measurement work, improve cell switching accuracy and efficiency,
It avoids in the prior art to the cell of urgency traffic function is not supported also to carry out cell measurement and reporting, leads to that there are network sides
The risk of urgency traffic function is not supported in the target handover cell of selection.
Fig. 2 gives the flow chart of another cell switching control method provided by the embodiments of the present application.As shown in Fig. 2,
Method provided in this embodiment includes the following steps：
Step 201, when detecting that single wireless voice call continuity SRVCC events are triggered, carry out different system cell
Search, is determined as candidate handover cell by the different system cell searched.
Step 202 chooses one as current candidate from the candidate handover cell searched according to setting selection rule
Switching cell.
Wherein, it is described according to setting selection rule choose can be according to searched time order and function selection or according to
Network formats selection etc..
Step 203 judges that terminal currently whether in urgency traffic state, if so then execute step 204, otherwise performs step
Rapid 206.
If terminal is currently at urgency traffic state, performs step 204 and whether current candidate switching cell is supported
Urgency traffic function is judged, if terminal is currently not in urgency traffic state, need not detect candidate handover cell is
No support urgency traffic function directly measures the performance parameter of the current candidate handover cell.
Random access channel control parameter in step 204, the corresponding system message in reading current candidate switching cell.
Step 205, according to the random access channel control parameter, judge whether current candidate switching cell is supported promptly
Call function if so then execute step 206, otherwise redirects and performs step 202.
Wherein, the flag for identifying whether to support urgency traffic function is included in the random access channel control parameter,
It can determine whether candidate handover cell supports urgency traffic function by the value of the flag.
Step 206, the performance parameter for measuring current candidate switching cell.
The performance parameter of the cell includes Reference Signal Received Power, Reference Signal Received Quality, cell id and cell
At least one of in frequency point.
Whether within a preset range step 207 judges the performance parameter of current candidate switching cell, if so then execute step
208, it otherwise redirects and performs step 202.
Illustratively, judge whether the performance parameter of current candidate switching cell can include judging to work as within a preset range
The Reference Signal Received Power of preceding candidate handover cell whether it is default receive in power bracket, Reference Signal Received Quality whether
In the range of the default quality of reception, whether cell id in the range of default cell id and whether subdistrict frequency point is in default frequency point ranges
At least one of in interior.
Step 208 judges whether the quantity of candidate handover cell measured at present reaches setting number, if so then execute
Step 209, it otherwise redirects and performs step 202.
Wherein, the number for setting number as pre-set triggering measurement result reported event, such as set number
It is 5, i.e., when the quantity of measured candidate handover cell reaches 5, the measurement result of 5 candidate handover cells is reported to
Network side.
The measurement result generation measurement report of all candidate handover cells measured at present is reported to net by step 209
Network side.
Step 210 receives the target handover cell that network side is determined from the candidate handover cell of measurement report, and switches
To the target handover cell.
Illustratively the cell switching control method in the present embodiment is illustrated below.Assuming that by cell searching
Afterwards, according to the time sequencing of search, different system cell A, B and C, D is searched, sets number as 3.It is waited first using A as current
Switching cell is selected, it is the cell for supporting urgency traffic function to judge A, the measurement of performance parameter is carried out to A, and by cell measurement
Times N assignment 1 judges whether the signal strength of A reaches and reports thresholding, switches if not up to using B as new current candidate
Cell judges whether the quantity i.e. N of candidate handover cell measured at present reaches if reaching and sets number 3 (N is 1 at this time
Do not reach setting number 3), if not up to setting number, using B as new current candidate switching cell, carries out next round
Judgement and measurement；Using B as new current candidate switching cell, it is the cell for not supporting urgency traffic function to judge B, then
Using C as new current candidate switching cell；Using C as new current candidate switching cell, judge C to support urgency traffic
The cell of function carries out C the measurement of performance parameter, and by cell measurement times N ++, judge whether the signal strength of C reaches
To thresholding is reported, using D as new current candidate switching cell if not up to, candidate measured at present is judged if reaching
Whether quantity, that is, N of switching cell, which reaches, sets number 3 (N does not reach setting number 3 as 2 at this time), if not up to setting a
Number, then using D as new current candidate switching cell, carry out the judgement and measurement of next round；It is cut D as new current candidate
Changing district, it is the cell for supporting urgency traffic function to judge D, the measurement of performance parameter is carried out to D, and by cell measurement number
N++ judges whether the signal strength of D reaches and reports thresholding, if not up to and there is no straight if next candidate handover cell
It connects and the measurement result generation measurement report of measured at present all candidate handover cell A, C and D is reported to network side, if reaching
To thresholding is reported, then judge whether the quantity i.e. N of candidate handover cell measured at present reaches and set number 3 (N is 3 at this time
Reach setting number 3), if reaching setting number, by the measurement of measured at present all candidate handover cell A, C and D
As a result generation measurement report is reported to network side.The target that network side is determined from the candidate handover cell of measurement report is received to cut
Changing district C, and the access cell of terminal is switched into the target handover cell C.
Method provided in this embodiment, by when SRVCC events are triggered, to the candidate handover cell that searches according to
It sets selection rule and repeatedly chooses one respectively as current candidate switching cell, detect that terminal is currently at urgency traffic shape
Judge whether current candidate switching cell supports urgency traffic function during state, the property of current candidate switching cell is measured if supporting
Energy parameter, the performance parameter that current candidate switching cell is abandoned if not supporting measures operation, in current candidate switching cell
When whether the quantity of performance parameter candidate handover cell measured within a preset range and at present reaches setting number, it will be surveyed
The measurement result of the candidate handover cell of amount is reported to network side, and it is true from the candidate handover cell of measurement result to receive network side
Fixed target handover cell, and the target handover cell is switched to, realize the cell switched under urgency traffic state
To support the cell of urgency traffic function, the continuity of Terminal Emergency call is ensure that, for not supporting urgency traffic function
Cell is not carrying out cell measurement, alleviates the cell measurement work of terminal, improves accuracy and the efficiency of cell switching, keeps away
Exempt to cause to the cell of urgency traffic function is not supported also to carry out cell measurement and reporting in the prior art that there are network side choosings
The risk of urgency traffic function is not supported in the target handover cell selected.
Fig. 3 is a kind of structure diagram of cell switching control provided by the embodiments of the present application, which can be by soft
Part and/or hardware realization integrate in the terminal.As shown in figure 3, the device include urgency traffic condition judgment module 31,
Urgency traffic function judgment module 32, first community performance parameter measurement module 33, second community performance parameter measurement module 34
With target handover cell handover module 35.
Urgency traffic condition judgment module 31, for when detecting that different system cell handover event is triggered, judging end
Whether end is current is in urgency traffic state；
Urgency traffic function judgment module 32, if being currently at urgency traffic state for terminal, judges candidate handover
Whether cell supports urgency traffic function；
First community performance parameter measurement module 33 if for not supporting, is abandoned measuring the candidate handover cell
The operation of performance parameter；
If second community performance parameter measurement module 34 for supporting, measures the performance ginseng of the candidate handover cell
Number, and measurement result is reported to network side when detecting that current satisfaction imposes a condition；
Target handover cell handover module 35, for receive network side from the candidate handover cell of measurement result determine
Target handover cell, and switch to the target handover cell.
Device provided in this embodiment realizes the cell switched under urgency traffic state to support urgency traffic work(
The cell of energy ensure that the continuity of Terminal Emergency call, and cell is not being carried out for the cell for not supporting urgency traffic function
It measures, alleviates the cell measurement work of terminal, improve accuracy and the efficiency of cell switching, it is right in the prior art to avoid
The cell of urgency traffic function is not supported to carry out cell measurement and reporting yet, leads to that there are the target handover cells that network side selects
The risk of urgency traffic function is not supported.
Based on the above technical solution, urgency traffic condition judgment module is specifically used for：
When detecting that single wireless voice call continuity SRVCC events are triggered, different system cell search is carried out, will be searched
Rope to different system cell be determined as candidate handover cell, it is small that the candidate handover cell includes global system for mobile communications GSM
Area and/or CDMA CDMA cells；
Judge terminal currently whether in urgency traffic state.
Based on the above technical solution, it further includes：
Current candidate switching cell determining module, for from the candidate handover cell searched according to setting selection rule
One is chosen as current candidate switching cell；
The urgency traffic function judgment module is specifically used for：If terminal is currently at urgency traffic state, institute is judged
State whether current candidate switching cell supports urgency traffic function；
The first community performance parameter measurement module is specifically used for：If not supporting, abandon measuring the current candidate
The operation of the performance parameter of switching cell；
The second community performance parameter measurement module is specifically used for：If supporting, it is small to measure the current candidate switching
The performance parameter in area；If detecting, current satisfaction imposes a condition, the measurement of all candidate handover cells that will be measured at present
As a result generation measurement report is reported to network side；It currently is unsatisfactory for imposing a condition if detecting, from the candidate handover searched
Another is chosen as new current candidate switching cell according to setting selection rule in cell, and control urgency traffic function is sentenced
If disconnected module terminal is currently at urgency traffic state, judge whether the current candidate switching cell supports urgency traffic work(
Energy.
Based on the above technical solution, if the second community performance parameter measurement module detects that current satisfaction is set
The measurement result generation measurement report of all candidate handover cells measured at present is then reported to network side packet by fixed condition
It includes：
If detect the performance parameter of current candidate switching cell within a preset range and candidate handover measured at present
When the quantity of cell reaches setting number, the measurement result of all candidate handover cells measured at present is generated into measurement report
It is reported to network side；
If described detect currently is unsatisfactory for imposing a condition, chosen from the candidate handover cell searched according to setting
Rule is chosen another and is included as new current candidate switching cell：
If detect the performance parameter of current candidate switching cell not candidate measured within a preset range or at present
The quantity of switching cell not up to sets number, then is chosen from the candidate handover cell searched according to setting selection rule another
Outer one as new current candidate switching cell.
Based on the above technical solution, the performance parameter of the candidate handover cell includes reference signal reception work(
At least one of in rate, Reference Signal Received Quality, cell id and subdistrict frequency point.
Based on the above technical solution, the urgency traffic function judgment module judges whether candidate handover cell props up
Urgency traffic function is held to include：
The random access channel control parameter in the corresponding system message in candidate handover cell is obtained, is connect at random according to described
Enter channel control parameter, judge whether candidate handover cell supports urgency traffic function.
Based on the above technical solution, it is small to measure the candidate handover for the second community performance parameter measurement module
The performance parameter in area, and measurement result is reported to network side and is included：
The performance parameter of the candidate handover cell is measured, and is surveyed when detecting that current satisfaction imposes a condition by setting
Measurement result is reported to network side by amount event, and the setting measurement event includes B2 events.
The embodiment of the present application also provides a kind of storage medium for including computer executable instructions, and the computer can perform
When being performed by computer processor for performing a kind of cell switching control method, this method includes for instruction：
When detecting that different system cell handover event is triggered, judge terminal currently whether in urgency traffic state；
If terminal is currently at urgency traffic state, judge whether candidate handover cell supports urgency traffic function；
If not supporting, abandon measuring the operation of the performance parameter of the candidate handover cell；
If supporting, the performance parameter of the candidate handover cell is measured, and when detecting that current satisfaction imposes a condition
Measurement result is reported to network side；
The target handover cell that network side is determined from the candidate handover cell of measurement result is received, and switches to the mesh
Mark switching cell.
Storage medium --- any various types of memory devices or storage device.Term " storage medium " is intended to wrap
It includes：Install medium, such as CD-ROM, floppy disk or magnetic tape equipment；Computer system memory or random access memory, such as
DRAM, DDR RAM, SRAM, EDO RAM, blue Bath (Rambus) RAM etc.；Nonvolatile memory, such as flash memory, magnetic medium
(such as hard disk or optical storage)；Memory component of register or other similar types etc..Storage medium can further include other
The memory or combination of type.In addition, storage medium can be located at program in the first computer system being wherein performed,
Or can be located in different second computer systems, second computer system is connected to the by network (such as internet)
One computer system.Second computer system can provide program instruction and be used to perform to the first computer." storage is situated between term
Matter " can include may reside in different location two of (such as in different computer systems by network connection) or
More storage mediums.Storage medium can store the program instruction that can be performed by one or more processors and (such as implement
For computer program).
Certainly, a kind of storage medium for including computer executable instructions that the embodiment of the present application is provided, computer
The cell switching control operation that executable instruction is not limited to the described above, can also be performed what the application any embodiment was provided
Relevant operation in cell switching control method.
The embodiment of the present application provides a kind of mobile terminal, can be integrated in the mobile terminal provided by the embodiments of the present application small
Area's switching control.Fig. 4 is a kind of structure diagram of mobile terminal provided by the embodiments of the present application.Mobile terminal 400 can
To include：Memory 401, processor 402 and is stored in the computer program that can be run on memory 401 and in processor 402,
The processor 402 realizes the cell switching control method as described in the embodiment of the present application when performing the computer program.
It is tight to support to realize the cell switched under urgency traffic state for mobile terminal provided by the embodiments of the present application
The cell of anxious call function ensure that the continuity of Terminal Emergency call, not exist for the cell for not supporting urgency traffic function
Cell measurement is carried out, alleviates the cell measurement work of terminal, accuracy and the efficiency of cell switching is improved, avoids existing
To the cell of urgency traffic function is not supported also to carry out cell measurement and reporting in technology, lead to that there are the targets that network side selects
The risk of urgency traffic function is not supported in switching cell.
Fig. 5 is the structure diagram of another mobile terminal provided by the embodiments of the present application, as shown in figure 5, the movement is whole
End can include：Memory 501, central processing unit (Central Processing Unit, CPU) 502 (also known as processor, with
Lower abbreviation CPU), the memory 501, for storing executable program code；The processor 502 is by reading the storage
The executable program code stored in device 501 runs program corresponding with the executable program code, for performing：
When detecting that different system cell handover event is triggered, judge terminal currently whether in urgency traffic state；If terminal is current
In urgency traffic state, then judge whether candidate handover cell supports urgency traffic function；If not supporting, abandon measuring institute
State the operation of the performance parameter of candidate handover cell；If supporting, the performance parameter of the candidate handover cell is measured, and examining
It measures and measurement result is reported to network side when current satisfaction imposes a condition；The candidate handover for receiving network side from measurement result is small
The target handover cell determined in area, and switch to the target handover cell.
The mobile terminal further includes：Peripheral Interface 503, RF (Radio Frequency, radio frequency) circuit 505, audio-frequency electric
Road 506, loud speaker 511, power management chip 508, input/output (I/O) subsystem 509, touch screen 512, other input/controls
Control equipment 510 and outside port 504, these components are communicated by one or more communication bus or signal wire 507.
It should be understood that diagram mobile terminal 500 is only an example of mobile terminal, and mobile terminal 500
Can have than more or less components shown in figure, two or more components can be combined or can be with
It is configured with different components.Various parts shown in figure can be including one or more signal processings and/or special
Hardware, software including integrated circuit are realized in the combination of hardware and software.
Just the mobile terminal provided in this embodiment for cell to be controlled to switch is described in detail below, and the movement is whole
End is by taking mobile phone as an example.
Memory 501, the memory 501 can be by access such as CPU502, Peripheral Interfaces 503, and the memory 501 can
To include high-speed random access memory, nonvolatile memory can also be included, such as one or more disk memory,
Flush memory device or other volatile solid-state parts.
The peripheral hardware that outputs and inputs of equipment can be connected to CPU502 and deposited by Peripheral Interface 503, the Peripheral Interface 503
Reservoir 501.
I/O subsystems 509, the I/O subsystems 509 can be by the input/output peripherals in equipment, such as touch screen 512
With other input/control devicess 510, it is connected to Peripheral Interface 503.I/O subsystems 509 can include 5091 He of display controller
For controlling one or more input controllers 5092 of other input/control devicess 510.Wherein, one or more input controls
Device 5092 processed receives electric signal from other input/control devicess 510 or sends electric signal to other input/control devicess 510,
Other input/control devicess 510 can include physical button (pressing button, rocker buttons etc.), dial, slide switch, behaviour
Vertical pole clicks idler wheel.What deserves to be explained is input controller 5092 can with it is following any one connect：Keyboard, infrared port,
The indicating equipment of USB interface and such as mouse.
Touch screen 512, the touch screen 512 are the input interface and output interface between user terminal and user, can
User is shown to depending on output, visual output can include figure, text, icon, video etc..
Display controller 5091 in I/O subsystems 509 receives electric signal from touch screen 512 or is sent out to touch screen 512
Electric signals.Touch screen 512 detects the contact on touch screen, and the contact detected is converted to and shown by display controller 5091
The interaction of user interface object on touch screen 512, that is, realize human-computer interaction, the user interface being shown on touch screen 512
Icon that object can be the icon of running game, be networked to corresponding network etc..What deserves to be explained is equipment can also include light
Mouse, light mouse are the extensions for not showing the touch sensitive surface visually exported or the touch sensitive surface formed by touch screen.
RF circuits 505 are mainly used for establishing the communication of mobile phone and wireless network (i.e. network side), realize mobile phone and wireless network
The data receiver of network and transmission.Such as transmitting-receiving short message, Email etc..Specifically, RF circuits 505 receive and send RF letters
Number, RF signals are also referred to as electromagnetic signal, and RF circuits 505 convert electrical signals to electromagnetic signal or electromagnetic signal is converted to telecommunications
Number, and communicated by the electromagnetic signal with communication network and other equipment.RF circuits 505 can include performing
The known circuit of these functions includes but not limited to antenna system, RF transceivers, one or more amplifiers, tuner, one
A or multiple oscillators, digital signal processor, CODEC (COder-DECoder, coder) chipset, user identifier mould
Block (Subscriber Identity Module, SIM) etc..
Voicefrequency circuit 506 is mainly used for receiving audio data from Peripheral Interface 503, which is converted to telecommunications
Number, and the electric signal is sent to loud speaker 511.
Loud speaker 511 for the voice signal for receiving mobile phone from wireless network by RF circuits 505, is reduced to sound
And play the sound to user.
Power management chip 508, the hardware for being connected by CPU502, I/O subsystem and Peripheral Interface 503 are supplied
Electricity and power management.
It is arbitrary that cell switching control, storage medium and the mobile terminal provided in above-described embodiment can perform the application
The cell switching control method that embodiment is provided has and performs the corresponding function module of this method and advantageous effect.Not upper
The technical detail of detailed description in embodiment is stated, reference can be made to the cell switching control method that the application any embodiment is provided.
The technical principle that above are only the preferred embodiment of the application and used.The application is not limited to spy described here
Determine embodiment, the various significant changes that can carry out for a person skilled in the art, readjust and substitute all without departing from
The protection domain of the application.Therefore, although being described in further detail by above example to the application, this Shen
Above example please be not limited only to, in the case where not departing from the application design, other more equivalence enforcements can also be included
Example, and scope of the present application is determined by the scope of the claims.
Claims (10)
1. a kind of cell switching control method, which is characterized in that including：
When detecting that different system cell handover event is triggered, judge terminal currently whether in urgency traffic state；
If terminal is currently at urgency traffic state, judge whether candidate handover cell supports urgency traffic function；
If not supporting, abandon measuring the operation of the performance parameter of the candidate handover cell；
If supporting, the performance parameter of the candidate handover cell is measured, and will survey when detecting that current satisfaction imposes a condition
Amount result is reported to network side；
The target handover cell that network side is determined from the candidate handover cell of measurement result is received, and switches to the target and cuts
Changing district.
2. according to the method described in claim 1, it is characterized in that, when detecting that different system cell handover event is triggered,
Judge whether terminal currently includes in urgency traffic state：
When detecting that single wireless voice call continuity SRVCC events are triggered, different system cell search is carried out, will be searched
Different system cell be determined as candidate handover cell, the candidate handover cell include global system for mobile communications GSM cell and/
Or CDMA CDMA cells；
Judge terminal currently whether in urgency traffic state.
3. it according to the method described in claim 2, it is characterized in that, further includes：From the candidate handover cell searched according to
It sets selection rule and chooses one as current candidate switching cell；
If the terminal is currently at urgency traffic state, judge whether candidate handover cell supports urgency traffic function to include
Step S1：If terminal is currently at urgency traffic state, judge whether the current candidate switching cell supports urgency traffic
Function；
If described do not support, the operation for abandoning measuring the performance parameter of the candidate handover cell includes step S2：If it does not prop up
It holds, then abandons measuring the operation of the performance parameter of the current candidate switching cell；
If described support, the performance parameter of the candidate handover cell is measured, and when detecting that current satisfaction imposes a condition
Measurement result is reported to network side and includes step S3：If supporting, the performance parameter of the current candidate switching cell is measured；
If detecting, current satisfaction imposes a condition, the measurement result generation measurement report of all candidate handover cells that will be measured at present
Announcement is reported to network side；It currently is unsatisfactory for imposing a condition if detecting, according to setting from the candidate handover cell searched
Selection rule chooses another as new current candidate switching cell, returns and performs step S1.
4. according to the method described in claim 3, it is characterized in that, if described detect that current satisfaction imposes a condition, by mesh
The measurement result generation measurement report of preceding measured all candidate handover cells is reported to network side and includes：
If detect the performance parameter of current candidate switching cell within a preset range and candidate handover cell measured at present
Quantity when reaching setting number, the measurement result generation measurement report of all candidate handover cells that will be measured at present reports
To network side；
If described detect currently is unsatisfactory for imposing a condition, according to setting selection rule from the candidate handover cell searched
Another is chosen as new current candidate switching cell to include：
If detect the performance parameter of current candidate switching cell not candidate handover measured within a preset range or at present
The quantity of cell not up to sets number, then chooses other one according to setting selection rule from the candidate handover cell searched
It is a as new current candidate switching cell.
5. according to claim 1-4 any one of them methods, which is characterized in that the performance parameter packet of the candidate handover cell
Include at least one in Reference Signal Received Power, Reference Signal Received Quality, cell id and subdistrict frequency point.
6. according to claim 1-4 any one of them methods, which is characterized in that described to judge whether candidate handover cell is supported
Urgency traffic function includes：
The random access channel control parameter in the corresponding system message in candidate handover cell is obtained, is believed according to the random access
Road control parameter, judges whether candidate handover cell supports urgency traffic function.
7. according to claim 1-4 any one of them methods, which is characterized in that the property for measuring the candidate handover cell
Energy parameter, and measurement result is reported to network side and is included：
The performance parameter of the candidate handover cell is measured, and when detecting that current satisfaction imposes a condition by setting measurement thing
Measurement result is reported to network side by part, and the setting measurement event includes B2 events.
8. a kind of cell switching control, which is characterized in that including：
Urgency traffic condition judgment module, for when detecting that different system cell handover event is triggered, judging that terminal is current
Whether urgency traffic state is in；
Urgency traffic function judgment module if being currently at urgency traffic state for terminal, judges that candidate handover cell is
No support urgency traffic function；
First community performance parameter measurement module if for not supporting, abandons measuring the performance ginseng of the candidate handover cell
Several operations；
If second community performance parameter measurement module for supporting, measures the performance parameter of the candidate handover cell, and
It detects and measurement result is reported to network side when current satisfaction imposes a condition；
Target handover cell handover module is cut for receiving the target that network side is determined from the candidate handover cell of measurement result
Changing district, and switch to the target handover cell.
9. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is held by processor
The cell switching control method as described in any in claim 1-7 is realized during row.
10. a kind of mobile terminal including memory, processor and stores the calculating that can be run on a memory and on a processor
Machine program, which is characterized in that the processor is realized when performing the computer program as described in any in claim 1-7
Cell switching control method.
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| CN108200618B (en) | 2021-05-18 |
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