CN107959952A - A kind of detection method and terminal of different system cell - Google Patents
A kind of detection method and terminal of different system cell Download PDFInfo
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- CN107959952A CN107959952A CN201711393637.1A CN201711393637A CN107959952A CN 107959952 A CN107959952 A CN 107959952A CN 201711393637 A CN201711393637 A CN 201711393637A CN 107959952 A CN107959952 A CN 107959952A
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- different system
- system cell
- cell
- preset condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0072—Transmission or use of information for re-establishing the radio link of resource information of target access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0077—Transmission or use of information for re-establishing the radio link of access information of target access point
Abstract
The present invention provides a kind of detection method and terminal of different system cell, and this method includes：Obtain the information of the different system cell of the terminal and/or the white list cell of the terminal；According to the information of the different system cell of the terminal and/or the white list cell, the different system cell of the target for establishing speech business to be tried is determined；The embodiment of the present invention can integrate the definite target different system cell to be tried for establishing speech business by the signal strength of different system cell, the signal-to-noise ratio of different system cell or white list cell, it can realize the circuit domain dropping of the lifting terminal of the high degree under network complex environment and establish the success rate of speech business, user experience is substantially improved.
Description
Technical field
The present invention relates to field of communication technology, refers in particular to a kind of detection method and terminal of different system cell.
Background technology
With the development of the communication technology, LTE (Long Term Evolution, 3GPP Long Term Evolution) technology has obtained business
With and popularization, user on an LTE network, can experience good high-speed internet access service.
However, LTE only supports PS (Packet Switched, packet switch) business, VoLTE (Voice are not being supported
Over LTE, based on the speech business to study for a long period of time) in the case of, terminal is only registered on LTE, can not carry out common speech
Business.
3GPP (3rd Generation Partnership Project, third generation partner program) agreement defines
Terminal initiates LTE CSFB (Circuit Switched Fallback, circuit domain dropping) and arrives GSM (Global System for
Mobile Communications, global system for mobile communications) when, the basic interaction flow of network and terminal, realizes terminal
When being resident the LTE network of non-VoLTE environment, when needing to carry out calling and called talk business, CS can be fallen back to from LTE in time
(Circuit Switch/Circuit-Switched, circuit switching) domain, realizes basic voice service function.
According to the call Establishing process of 3GPP agreements, the process of LTE CSFB to GSM, the foundation of call relies on reliable net
Network is supported.In fact, due to regional difference, population distribution, in actually arranging net, certainly exist Internet resources and distribute unbalanced, net
The problem of network covering has differences, and network environment is not quite similar.
In the complex region of some Network status, only by Establishing process of conversing as defined in 3GPP agreements, LTE CSFB
Fall after rise GSM and establish call success rate it is relatively low, user experience is poor.For example, under some network environments, LTE CSFB are fallen after rise
To after GSM, only carried out by received signal level RxLev (Received Signal Level, Received signal level/level)
Cell selects, and it is good to find some RxLev, but real network exists abnormal, and the cell that can not be established of conversing, causes CSFB to lead to
Talk about high probability and establish failure.
The content of the invention
The present invention provides a kind of detection method and terminal of different system cell in real time, is returned with solving circuit domain in the prior art
Signal strength is only relied on during falling to select to fall after rise the problem of cell causes CSFB call high probabilities to establish failure.
In order to solve the above-mentioned technical problem, the present invention is realized in：A kind of detection method of different system cell, application
In terminal, including：
Obtain the information of the different system cell of the terminal and/or the white list cell of the terminal；Wherein, the different system
The information of system cell includes：The signal strength of different system cell and the signal-to-noise ratio of different system cell；The white list cell is
The different system cell of speech business is successfully established with terminal；
According to the information of the different system cell of the terminal and/or the white list cell, determine to be tried to establish voice
The different system cell of target of business.
In a first aspect, the embodiment of the present invention additionally provides a kind of terminal, including：
Acquisition module, for the information of different system cell and/or the white list cell of the terminal for obtaining the terminal；
Wherein, the information of the different system cell includes：The signal strength of different system cell and the signal-to-noise ratio of different system cell；It is described
White list cell is that the different system cell of speech business is successfully established with terminal；
Determining module, information and/or the white list cell for the different system cell according to the terminal, determines to treat
The different system cell of target of speech business is established in trial.
Second aspect, the embodiment of the present invention additionally provide a kind of terminal, including processor, memory and are stored in described deposit
On reservoir and the computer program that can run on the processor, the computer program are realized when being performed by the processor
The step of detection method of different system cell as described above.
The third aspect, the embodiment of the present invention additionally provide a kind of computer-readable recording medium, described computer-readable to deposit
Computer program is stored on storage media, different system cell as described above is realized when the computer program is executed by processor
The step of detection method.
In embodiments of the present invention, the signal strength of different system cell, the signal-to-noise ratio of different system cell or white name are passed through
Single cell integrates the definite target different system cell to be tried for establishing speech business, can realize under network complex environment
The circuit domain dropping of the lifting terminal of high degree simultaneously establishes the success rate of speech business, and user experience is substantially improved.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by institute in the description to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 shows the step flow chart of the detection method of different system cell provided in an embodiment of the present invention；
Fig. 2 represents the step flow chart of the example one in the detection method of different system cell provided in an embodiment of the present invention；
Fig. 3 represents the step flow chart of the example two in the detection method of different system cell provided in an embodiment of the present invention；
Fig. 4 represents one of structure diagram of terminal provided in an embodiment of the present invention；
Fig. 5 represents the second structural representation of terminal provided in an embodiment of the present invention；
Fig. 6 represents the third structural representation of terminal provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained without creative efforts
Example, belongs to the scope of protection of the invention.
As shown in Figure 1, the embodiment of the present invention provides a kind of detection method of different system cell, including：
Step 101, the information of the different system cell of the terminal and/or the white list cell of the terminal are obtained；Wherein,
The information of the different system cell includes：The signal strength of different system cell and the signal-to-noise ratio of different system cell；The white name
Single cell is that the different system cell of speech business is successfully established with terminal.
Step 102, according to the information of the different system cell of the terminal and/or the white list cell, determine to be tried
Establish the different system cell of target of speech business.
In the above embodiment of the present invention, the detection of different system cell is primarily to realize the circuit domain dropping of terminal.
Specifically, circuit domain dropping CSFB refers specifically to terminal falls back to lower layer network pattern from upper layer network pattern, for example, terminal from
LTE (Long Term Evolution) falls GSM (general mobile UNICOM's telecommunications 2G patterns) after rise；Alternatively, terminal falls back to WCDMA (unicom from LTE
3G patterns), it is not especially limited herein.
Specifically, terminal initiates circuit domain dropping and when carrying out the detection of different system cell, terminal can refer to it is last with
Terminal is successfully established the different system cell (for example, GSM cell, alternatively referred to as GSM frequency points) of speech business, i.e. white list cell
(it can determine that white list cell, such as the information of white list cell include by the information of white list cell：It is GSM frequency points, small
Area and location information of cell).And/or terminal initiates circuit domain dropping and when carrying out the detection of different system cell, terminal is not simple
The information such as basis signal intensity judge the different system cell to be tried for establishing speech business, and terminal can consider signal-to-noise ratio at the same time
The information such as SNR.
In the above embodiment of the present invention, during terminal initiates circuit domain dropping and carries out different system cell detection,
The information and white list cell of the different system cell of terminal can be used alone, and can also be used in combination, and can lift terminal and exist
The success rate of speech business is established on different system cell.
Further, the method further includes after step 102 in the above embodiment of the present invention：
Attempt to establish speech business in the different system cell of the target；
If being successfully established institute's voice traffic in the different system cell of the target, the different system cell of the target is arranged to
White list cell；
If speech business, return to step 102 are established not successfully in the different system cell of the target.
Specifically, when terminal initiates circuit domain dropping, if the first time voice industry between terminal and the different system cell of target
Failure is established in business, and the above embodiment of the present invention also introduces second of speech business and establishes trial, then enables the terminal to
Attempt to establish speech business on two different system cells, can further lift terminal and establish speech business on different system cell
Success rate.It should be noted that when second of speech business establishes trial and also fail, terminal occurs call drop or loses words etc.
Phenomenon.
Further, in order to avoid the different system cell of target of second of selection and the different system of target of first time selection are small
Area is identical, so as to ensure that the different system cell of target attempted is established in first time speech business and second of speech business is established and attempted
The different system cell of target be different different system cells, then terminal can be excluded at the different system cell of second of selection target
The different system cell of target of selection for the first time, i.e., other in addition to the different system cell of target selected except first time are available different
Made choice in system cell, so that second determines the different system cell of target.
It should be noted that in the above embodiment of the present invention, terminal for the first time determines to be tried to establish speech business
The process of the different system cell of target is identical with the process of second of definite target different cell to be tried for establishing speech business of terminal,
Below for " according to the information of the different system cell of the terminal and/or the white list cell, determining to be tried to establish voice
The specific descriptions process of the different system cell of target of business " is applicable not only to determine the mesh to be tried for establishing speech business for the first time
Different system cell is marked, it can equally be well applied to second and determines the target different system cell to be tried for establishing speech business.
Preferably, step 102 includes in the above embodiment of the present invention：
According to the information of the different system cell of the terminal, judge whether to meet that the different system of the first preset condition is small
Area；If there is the different system cell for meeting the first preset condition, the different system cell for determining to meet first preset condition is
The different system cell of target；It is if small according to the white list there is no the different system cell for meeting first preset condition
Area judges whether the different system cell for meeting the second preset condition；Meet that the different system of the second preset condition is small if existing
Area, the different system cell for determining to meet second preset condition is the different system cell of the target；Alternatively,
The different system cell for meeting the second preset condition is judged whether according to the white list cell；Meet if existing
The different system cell of second preset condition, the different system cell for determining to meet second preset condition is the different system of the target
Cell；If there is no the different system cell for meeting the second preset condition, judge whether to deposit according to the information of the different system cell
Meeting the different system cell of the first preset condition；If there is the different system cell for meeting the first preset condition, determine to meet institute
The different system cell for stating the first preset condition is the different system cell of the target.
Wherein, first preset condition is：The signal strength of different system cell is more than the first preset value, and the different system
The signal-to-noise ratio of system cell is more than the second preset value；
Second preset condition is：Different system cell is the white list cell, and the position of the different system cell
Region is identical with the band of position where the terminal.
Further, if meeting, the different system cell quantity of first preset condition is more than 1, if alternatively, meeting institute
The quantity for stating the different system cell of the second preset condition is more than 1, and the method further includes：
The selection signal from the multiple different system cells for meeting the second preset condition of first preset condition or satisfaction
The most strong different system cell of intensity is as the different system cell of the target.
In the above embodiment of the present invention, signal strength and different system cell that network side can be first based on different system cell
Signal-to-noise ratio come the different system cell of selection target；If the signal-to-noise ratio of signal strength and different system cell based on different system cell is not
It can determine that the different system cell of target, be then based further on white list cell and come the different system cell of selection target；Alternatively,
Network side can be first based on white list cell come the different system cell of selection target；If cannot be true based on white list cell
Set the goal different system cell, then is based further on the signal strength of different system cell and the signal-to-noise ratio of different system cell to determine mesh
Mark different system cell.
Further, if there is no the different system cell for meeting the first preset condition, also there is no meet the second default bar
The different system cell of part, step 102 further includes in the above embodiment of the present invention：
According to the information of the different system cell, the different system cell for meeting the 3rd preset condition is judged whether；Its
In, the 3rd preset condition is：The signal strength of different system cell is more than the 3rd preset value, and the letter of the different system cell
Make an uproar than more than the 4th preset value；Wherein, the 3rd preset value is less than first preset value, and the 4th preset value is more than the
Two preset values；
If there is the different system cell for meeting the 3rd preset condition, determine to meet that the different system of the 3rd preset condition is small
Area is the different system cell of the target；It is if small according to the different system there is no the different system cell for meeting the 3rd preset condition
The information in area from the different system cell the most strong different system cell of selection signal intensity as the different system cell of the target.
Further, if meeting, the quantity of the different cell of the 3rd preset condition is more than 1, and the method further includes：
The most strong different system cell of selection signal intensity from the multiple different system cells for meeting the 3rd preset condition
As the different system cell of the target.
In order to preferably describe circuit domain fallback method provided in an embodiment of the present invention, with reference to two examples and attached
Circuit domain fallback method is described in figure.
Example one
As shown in Fig. 2, terminal initiates a wheel call, the flow of LTE CSFB to GSM is triggered, then circuit domain fallback method bag
Include：
Step 201, according to the signal strength of different system cell and the signal-to-noise ratio of different system cell, judge whether to find
Meet the different system cell of the first preset condition.Built if the cell for meeting the first preset condition is found using the cell as trial
The cell of vertical speech business, and perform step 206；Otherwise step 202 is performed.
Wherein, first preset condition is：The signal strength of different system cell is more than the first preset value, and the different system
The signal-to-noise ratio of system cell is more than the second preset value.
The terminal optimized decision logic of preferable cell.Except keep using signal strength RxLev as the ranking of foundation in addition to, add
The judgement of Signal to Noise Ratio (SNR) is entered；Defining the best preferable cell of signal need to meet that cell signal strength is more than threshold value RxLevmin
And signal-to-noise ratio is better than threshold value SNRmax.The introducing that SNR judges, makes the judgement of optimum subdistrict be not limited to RxLev, it is ensured that cell
Selection, will not preferably up to RxLev it is fine, but the serious cell of actual interference.
Step 202, judge whether to include white list cell；If so, perform step 203；Otherwise step 204 is performed.
By white list mechanism, after lifting terminal is repeatedly conversed successfully in the band of position for limiting scope, second
Secondary and circuit domain dropping afterwards success rate.After the call success of each circuit domain dropping, record is successfully established network side
The cell information of call, frequency point containing GSM, cell and positional information.
Step 203, judge whether present terminal position region is identical with white list cell location area；If identical,
The cell of speech business is then established using white list cell as trial, and performs step 206；Otherwise step 204 is performed.
This step ensure that white list comes into force and be limited to the band of position of record white list cell, it is ensured that will not be because of terminal
Band of position change causes white list mechanism to introduce side effect.
Converse in next time and trigger when searching net of LTE CSFB, white list cell acts on net mechanism of searching, and detection LTE links are released
When putting, network environment residing for terminal whether there is white list cell, check terminal present position region with white list subdistrict position
Region, then preferentially attempt to establish call in white list cell.
Step 204, the signal-to-noise ratio of the signal strength again according to different system cell and different system cell, judging whether can be with
Find the different system cell for meeting the 3rd preset condition；3rd preset condition is：The signal strength of different system cell is more than
3rd preset value, and the signal-to-noise ratio of the different system cell is more than the 4th preset value；Meet the small of the 3rd preset condition if finding
Qu Ze establishes the cell of speech business using the cell as trial, and performs step 206；Otherwise step 205 is performed.
This step is used for binding signal intensity and signal-to-noise ratio in non-most strong cell and finds optimal cell, and converses
Establish and attempt, the setting of the 3rd preset value and the 4th preset value can allow terminal to reduce and attempt scope, and more accurately finding can
Use cell.
Step 205, in available different system cell, the best cell of signal strength is selected as to be tried and establishes voice
The different system cell of target of business, and continue to execute step 206.
Step 206, terminal is attempted to establish call in the different system cell of first time definite target, and judges whether to build
Vertical call, if success, performs step 208；Otherwise step 207 is performed.
Step 207, attempt to establish call second of different system cell of definite target, judge whether to establish logical
Words, if success, perform step 208；Otherwise, flow terminates, and failure is established in call.
This step can select one good cell (i.e. second of definite different system cell of target) to be established as call
Chance is once attempted in the alternative of trial, increase.Target suitable for being in network of problem region, for the first time selection when terminal
When different system cell has call foundation exception, secondary good cell can be passed through and establish call.
Step 208, the cell for being currently successfully established call is recorded into white list, flow and terminated.White list preferable mechanism,
Can be after each call be successfully established, by white list updating to last state, it is ensured that the timeliness of white list.
The detection method of different system cell can be realized from multiple during the circuit domain dropping that example one of the present invention provides
Dimension is established to select the different system cell of target step by step to attempt call, and the call of significant increase circuit domain dropping is successfully established
Rate；Multiple dimensions can split use or merge and use at the same time, and flexibility is strong.
Example two
As shown in figure 3, terminal initiates a wheel call, the flow of LTE CSFB to GSM is triggered, then circuit domain fallback method bag
Include：
Step 301, judge whether to include white list cell, if so, performing step 302；Otherwise step 303 is performed.
By white list mechanism, after lifting terminal is repeatedly conversed successfully in the band of position for limiting scope, second
Secondary and circuit domain dropping afterwards success rate.After the call success of each circuit domain dropping, record is successfully established network side
The cell information of call, frequency point containing GSM, cell and positional information.
Step 302, judge whether present terminal position region is identical with white list cell location area；If identical,
The cell of speech business is then established using white list cell as trial, and performs step 306；Otherwise step 303 is performed.
This step ensure that white list comes into force and be limited to the band of position of record white list cell, it is ensured that will not be because of terminal
Band of position change causes white list mechanism to introduce side effect.
Converse in next time and trigger when searching net of LTE CSFB, white list cell acts on net mechanism of searching, and detection LTE links are released
When putting, network environment residing for terminal whether there is white list cell, check terminal present position region with white list subdistrict position
Region, then preferentially attempt to establish call in white list cell.
Step 303, according to the signal strength of different system cell and the signal-to-noise ratio of different system cell, judge whether to find
Meet the different system cell of the first preset condition.Built if the cell for meeting the first preset condition is found using the cell as trial
The cell of vertical speech business, and step is performed, 306；Otherwise step 304 is performed.
Wherein, first preset condition is：The signal strength of different system cell is more than the first preset value, and the different system
The signal-to-noise ratio of system cell is more than the second preset value.
The terminal optimized decision logic of preferable cell.Except keep using signal strength RxLev as the ranking of foundation in addition to, add
The judgement of Signal to Noise Ratio (SNR) is entered；Defining the best preferable cell of signal need to meet that cell signal strength is more than threshold value RxLevmin
And signal-to-noise ratio is better than threshold value SNRmax.The introducing that SNR judges, makes the judgement of optimum subdistrict be not limited to RxLev, it is ensured that cell
Selection, will not preferably up to RxLev it is fine, but the serious cell of actual interference.
Step 304, the signal-to-noise ratio of the signal strength again according to different system cell and different system cell, judging whether can be with
Find the different system cell for meeting the 3rd preset condition；3rd preset condition is：The signal strength of different system cell is more than
3rd preset value, and the signal-to-noise ratio of the different system cell is more than the 4th preset value；Meet the small of the 3rd preset condition if finding
Qu Ze establishes the cell of speech business using the cell as trial, and performs step 306；Otherwise step 305 is performed.
This step is used for binding signal intensity and signal-to-noise ratio in non-most strong cell and finds optimal cell, and converses
Establish and attempt, the setting of the 3rd preset value and the 4th preset value can allow terminal to reduce and attempt scope, and more accurately finding can
Use cell.
Step 305, in available different system cell, the best cell of signal strength is selected as to be tried and establishes voice
The different system cell of target of business, and continue to execute step 306.
Step 306, terminal is attempted to establish call in the different system cell of first time definite target, judges whether to establish
Call, if success, performs step 308；Otherwise step 307 is performed.
Step 307, attempt to establish call second of different system cell of definite target, judge whether to establish logical
Words, if success, perform step 308；Otherwise, flow terminates, and failure is established in call.
This step can select one good cell (i.e. second of definite different system cell of target) to be established as call
Chance is once attempted in the alternative of trial, increase.Target suitable for being in network of problem region, for the first time selection when terminal
When different system cell has call foundation exception, secondary good cell can be passed through and establish call.
Step 308, the cell for being currently successfully established call is recorded into white list, flow and terminated.White list preferable mechanism,
Can be after each call be successfully established, by white list updating to last state, it is ensured that the timeliness of white list.
The detection method of different system cell can be realized from more during the circuit domain dropping that the example two of the present invention provides
A dimension is established to select the different system cell of target step by step to attempt call, and the call of significant increase circuit domain dropping is successfully established
Rate；Multiple dimensions can split use or merge and use at the same time, and flexibility is strong；Terminal can also further be strengthened in a certain spy
When different network environment signal strength best cell cannot meet call demand on the contrary, the call of white list preferred network mechanism is established
Have higher success rate.
To sum up, the signal that the detection method for the different system cell that the above embodiment of the present invention provides passes through different system cell
Intensity, the signal-to-noise ratio of different system cell or white list cell integrate the definite target different system to be tried for establishing speech business
Cell, and introduce second of call and attempt, it can realize the circuit of the lifting terminal of the high degree under network complex environment
Domain dropping and the success rate for establishing speech business, are substantially improved user experience.
As shown in figure 4, the embodiment of the present invention also provides a kind of terminal 400, including：
Acquisition module 401 is small for the information of the different system cell that obtains the terminal and/or the white list of the terminal
Area；Wherein, the information of the different system cell includes：The signal strength of different system cell and the signal-to-noise ratio of different system cell；
The white list cell is that the different system cell of speech business is successfully established with terminal；
Determining module 402, information and/or the white list cell for the different system cell according to the terminal, really
The fixed target different system cell to be tried for establishing speech business.
Preferably, in the above embodiment of the present invention, the terminal further includes：
Module is established, for attempting to establish speech business in the different system cell of the target；
Setup module, if for being successfully established institute's voice traffic in the different system cell of the target, the target is different
System cell is arranged to white list cell；
Module is returned, if for establishing speech business not successfully in the different system cell of the target, returns to the definite mould
Block.
Preferably, in the above embodiment of the present invention, the determining module includes：
First determination sub-module, for the information of the different system cell according to the terminal, judges whether satisfaction
The different system cell of one preset condition；If there is the different system cell for meeting the first preset condition, determine to meet that described first is pre-
If the different system cell of condition is the different system cell of the target；If there is no the different system for meeting first preset condition is small
Area, the different system cell for meeting the second preset condition is judged whether according to the white list cell；Meet second if existing
The different system cell of preset condition, determines to meet that the different system cell of second preset condition is small for the different system of the target
Area；And/or
Second determination sub-module, for being judged whether to meet the different of the second preset condition according to the white list cell
System cell；If there is the different system cell for meeting the second preset condition, the different system for meeting second preset condition is determined
Cell is the different system cell of the target；If there is no the different system cell for meeting the second preset condition, according to the different system
The information of cell judges whether the different system cell for meeting the first preset condition；Meet the different of the first preset condition if existing
System cell, the different system cell for determining to meet first preset condition is the different system cell of the target.
Preferably, in the above embodiment of the present invention, first preset condition is：The signal strength of different system cell is big
In the first preset value, and the signal-to-noise ratio of the different system cell is more than the second preset value；
Second preset condition is：Different system cell is the white list cell, and the position of the different system cell
Region is identical with the band of position where the terminal.
Preferably, in the above embodiment of the present invention, the terminal further includes：
First choice module, if for meeting that the different system cell quantity of first preset condition is more than 1, alternatively,
If meeting, the quantity of the different system cell of second preset condition is more than 1, from meeting first preset condition or full
The most strong different system cell of selection signal intensity is as the different system of the target in multiple different system cells of the second preset condition of foot
System cell.
Preferably, in the above embodiment of the present invention, the determining module further includes：
3rd determination sub-module, if for there is no the different system cell for meeting the first preset condition, also there is no meet
The different system cell of second preset condition, according to the information of the different system cell, judges whether to meet the 3rd default article
The different system cell of part；Wherein, the 3rd preset condition is：The signal strength of different system cell is more than the 3rd preset value, and
The signal-to-noise ratio of the different system cell is more than the 4th preset value；Wherein, the 3rd preset value is less than first preset value, institute
State the 4th preset value and be more than the second preset value；
4th determination sub-module, if for there is the different system cell for meeting the 3rd preset condition, determines to meet described the
The different system cell of three preset conditions is the different system cell of the target；If there is no the different system for meeting the 3rd preset condition is small
Area, the most strong different system cell conduct of selection signal intensity from the different system cell according to the information of the different system cell
The different system cell of target.
Preferably, in the above embodiment of the present invention, the terminal further includes：
Second selecting module, if the quantity of the different cell for meeting the 3rd preset condition is more than 1, from meeting described the
The most strong different system cell of selection signal intensity is small as the different system of the target in multiple different system cells of three preset conditions
Area.
Terminal provided in an embodiment of the present invention can realize each mistake that terminal is realized in the embodiment of the method for Fig. 1 to Fig. 3
Journey, to avoid repeating, which is not described herein again.
To sum up, the letter of different system cell is passed through in the detection method for the different system cell that the above embodiment of the present invention provides
Number intensity, the signal-to-noise ratio of different system cell or white list cell come integrate it is definite it is to be tried establish speech business target it is different
System cell, and introduce second of call and attempt, it can realize the lifting terminal of the high degree under network complex environment
Circuit domain dropping and the success rate for establishing speech business, are substantially improved user experience.
It should be noted that terminal provided in an embodiment of the present invention is to be able to carry out the end of foregoing circuit domain dropping method
End, then all embodiments of foregoing circuit domain dropping method are suitable for the terminal, and can reach the same or similar beneficial
Effect.
Fig. 5 is a kind of hardware architecture diagram for the terminal for realizing each embodiment of the present invention,
The terminal 500 includes but not limited to：Radio frequency unit 501, mixed-media network modules mixed-media 502, audio output unit 503, input are single
Member 504, sensor 505, display unit 506, user input unit 507, interface unit 508, memory 509, processor 510,
And the grade component of power supply 511.It will be understood by those skilled in the art that the terminal structure shown in Fig. 5 not structure paired terminal
Limit, terminal can be included than illustrating more or fewer components, either combine some components or different components arrangement.
In embodiments of the present invention, terminal include but not limited to mobile phone, tablet computer, laptop, palm PC, car-mounted terminal,
Wearable device and pedometer etc..
Wherein, radio frequency unit 501, for the different system cell that obtains the terminal information and/or the terminal it is white
List cell；Wherein, the information of the different system cell includes：The signal strength of different system cell and the letter of different system cell
Make an uproar ratio；The white list cell is that the different system cell of speech business is successfully established with terminal；
Processor 510, information and/or the white list cell for the different system cell according to the terminal, determine
The target different system cell to be tried for establishing speech business.
To sum up, in the detection method for the different system cell that the above embodiment of the present invention provides, different system cell is passed through
The information of signal strength, the signal-to-noise ratio of different system cell or white list cell definite to be tried establishes speech business to integrate
The different system cell of target, and introduce second of call and attempt, it can realize the lifting of the high degree under network complex environment
The circuit domain dropping of terminal and the success rate for establishing speech business, are substantially improved user experience.
It should be understood that in the embodiment of the present invention, radio frequency unit 501 can be used for receiving and sending messages or communication process in, signal
Reception and transmission, specifically, by from base station downlink data receive after, handled to processor 510；In addition, by uplink
Data sending is to base station.In general, radio frequency unit 501 includes but not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 501 can also by wireless communication system and network and other set
Standby communication.
Terminal has provided wireless broadband internet to the user by mixed-media network modules mixed-media 502 and has accessed, and such as helps user to receive and dispatch electricity
Sub- mail, browse webpage and access streaming video etc..
Audio output unit 503 can be receiving by radio frequency unit 501 or mixed-media network modules mixed-media 502 or in memory 509
It is sound that the voice data of storage, which is converted into audio signal and exports,.Moreover, audio output unit 503 can also provide and end
The relevant audio output of specific function (for example, call signal receives sound, message sink sound etc.) that end 500 performs.Sound
Frequency output unit 503 includes loudspeaker, buzzer and receiver etc..
Input unit 504 is used to receive audio or video signal.Input unit 504 can include graphics processor
(Graphics Processing Unit, GPU) 5041 and microphone 5042, graphics processor 5041 is in video acquisition mode
Or the static images or the view data of video obtained in image capture mode by image capture apparatus (such as camera) carry out
Reason.Picture frame after processing may be displayed on display unit 506.Picture frame after the processing of graphics processor 5041 can be deposited
Storage is transmitted in memory 509 (or other storage mediums) or via radio frequency unit 501 or mixed-media network modules mixed-media 502.Mike
Wind 5042 can receive sound, and can be voice data by such acoustic processing.Voice data after processing can be
The form output of mobile communication base station can be sent to via radio frequency unit 501 by being converted in the case of telephone calling model.
Terminal 500 further includes at least one sensor 505, such as optical sensor, motion sensor and other sensors.
Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein, ambient light sensor can be according to ambient light
Light and shade adjusts the brightness of display panel 5061, and proximity sensor can close display panel when terminal 500 is moved in one's ear
5061 and/or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (generally three axis) and add
The size of speed, can detect that size and the direction of gravity when static, available for identification terminal posture (such as horizontal/vertical screen switching,
Dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap) etc.；Sensor 505 can be with
Including fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, hygrometer, thermometer,
Infrared ray sensor etc., details are not described herein.
Display unit 506 is used for the information for showing by information input by user or being supplied to user.Display unit 506 can wrap
Display panel 5061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configures display panel 5061.
User input unit 507 can be used for the numeral or character information for receiving input, and produces and set with the user of terminal
Put and the input of key signals that function control is related.Specifically, user input unit 507 include contact panel 5071 and other
Input equipment 5072.Contact panel 5071, also referred to as touch-screen, collect user on it or neighbouring touch operation (such as
User is using any suitable objects or annex such as finger, stylus on contact panel 5071 or near contact panel 5071
Operation).Contact panel 5071 may include both touch detecting apparatus and touch controller.Wherein, touch detecting apparatus is examined
The touch orientation of user is surveyed, and detects the signal that touch operation is brought, transmits a signal to touch controller；Touch controller from
Touch information is received on touch detecting apparatus, and is converted into contact coordinate, then gives processor 510, receives processor 510
The order sent simultaneously is performed.Furthermore, it is possible to using polytypes such as resistance-type, condenser type, infrared ray and surface acoustic waves
Realize contact panel 5071.Except contact panel 5071, user input unit 507 can also include other input equipments 5072.
Specifically, other input equipments 5072 can include but is not limited to physical keyboard, function key (such as volume control button, switch
Button etc.), trace ball, mouse, operation lever, details are not described herein.
Further, contact panel 5071 can be covered on display panel 5061, when contact panel 5071 is detected at it
On or near touch operation after, send to processor 510 with determine touch event type, be followed by subsequent processing device 510 according to touch
The type for touching event provides corresponding visual output on display panel 5061.Although in Figure 5, contact panel 5071 and display
Panel 5061 is the component independent as two to realize the function that outputs and inputs of terminal, but in certain embodiments, can
The function that outputs and inputs of terminal is realized so that contact panel 5071 and display panel 5061 is integrated, is not limited herein specifically
It is fixed.
Interface unit 508 is the interface that external device (ED) is connected with terminal 500.For example, external device (ED) can include it is wired or
Wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, memory card port,
For the port of device of the connection with identification module, audio input/output (I/O) port, video i/o port, ear port
Etc..Interface unit 508 can be used for input (for example, data message, electric power etc.) of the reception from external device (ED) and will
One or more elements that the input received is transferred in terminal 500 or can be used for terminal 500 and external device (ED) it
Between transmit data.
Memory 509 can be used for storage software program and various data.Memory 509 can mainly include storing program area
And storage data field, wherein, storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Voice data, phone directory etc.) etc..In addition, memory 509 can include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 510 is the control centre of terminal, using various interfaces and the various pieces of the whole terminal of connection, is led to
Cross operation or perform the software program and/or module being stored in memory 509, and call and be stored in memory 509
Data, perform the various functions and processing data of terminal, so as to carry out integral monitoring to terminal.Processor 510 may include one
Or multiple processing units；Preferably, processor 510 can integrate application processor and modem processor, wherein, using processing
Device mainly handles operating system, user interface and application program etc., and modem processor mainly handles wireless communication.It can manage
Solution, above-mentioned modem processor can not also be integrated into processor 510.
Terminal 500 can also include the power supply 511 (such as battery) to all parts power supply, it is preferred that power supply 511 can be with
It is logically contiguous by power-supply management system and processor 510, thus by power-supply management system realize management charging, electric discharge, with
And the function such as power managed.
In addition, terminal 500 includes some unshowned function modules, details are not described herein.
As shown in fig. 6, the embodiment of the present invention also provides a kind of terminal, including processor 600, memory 610 and it is stored in
On the memory 610 and the computer program that can be run on the processor 600, the computer program is by the processing
Each process of the detection method embodiment of different system cell as described above is realized when device 600 performs, and can be reached identical
Technique effect, to avoid repeating, which is not described herein again.
The embodiment of the present invention also provides a kind of computer-readable recording medium, is stored on the computer-readable recording medium
Computer program, realizes that the detection method of different system cell as described above is implemented when the computer program is executed by processor
Each process of example, and identical technique effect can be reached, to avoid repeating, which is not described herein again.Wherein, the computer
Readable storage medium storing program for executing, such as read-only storage (Read-Only Memory, abbreviation ROM), random access memory (Random
Access Memory, abbreviation RAM), magnetic disc or CD etc..
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements not only include those key elements, and
And other elements that are not explicitly listed are further included, or further include as this process, method, article or device institute inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Also there are other identical element in the process of key element, method, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on such understanding, technical scheme substantially in other words does the prior art
Going out the part of contribution can be embodied in the form of software product, which is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal (can be mobile phone, computer, services
Device, air conditioner, or terminal etc.) perform method described in each embodiment of the present invention.
The embodiment of the present invention is described above in conjunction with attached drawing, but the invention is not limited in above-mentioned specific
Embodiment, above-mentioned embodiment is only schematical, rather than restricted, those of ordinary skill in the art
Under the enlightenment of the present invention, in the case of present inventive concept and scope of the claimed protection is not departed from, it can also make very much
Form, belongs within the protection of the present invention.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to scope of the claims.
Claims (16)
- A kind of 1. detection method of different system cell, applied to terminal, it is characterised in that including：Obtain the information of the different system cell of the terminal and/or the white list cell of the terminal；Wherein, the different system is small The information in area includes：The signal strength of different system cell and the signal-to-noise ratio of different system cell；The white list cell be and end End is successfully established the different system cell of speech business；According to the information of the different system cell of the terminal and/or the white list cell, determine to be tried to establish speech business The different system cell of target.
- 2. the detection method of different system cell according to claim 1, it is characterised in that described according to the different of the terminal The information of system cell and/or the white list cell, determine the step of the different system cell of the target for establishing speech business to be tried After rapid, the method further includes：Attempt to establish speech business in the different system cell of the target；If being successfully established institute's voice traffic in the different system cell of the target, the different system cell of the target is arranged to white name Single cell；If establishing speech business not successfully in the different system cell of the target, the letter of the different system cell according to the terminal is returned Breath and/or the white list cell, the step of determining the target to be tried for establishing speech business different system cell.
- 3. the detection method of different system cell according to claim 1 or 2, it is characterised in that described according to the terminal Different system cell information and/or the white list cell, determine the different system cell of the target for establishing speech business to be tried The step of, including：According to the information of the different system cell of the terminal, the different system cell for meeting the first preset condition is judged whether； If there is the different system cell for meeting the first preset condition, determine to meet that the different system cell of first preset condition is described The different system cell of target；If there is no the different system cell for meeting first preset condition, sentenced according to the white list cell The disconnected different system cell with the presence or absence of the second preset condition of satisfaction；If there is the different system cell for meeting the second preset condition, really Surely the different system cell for meeting second preset condition is the different system cell of the target；Alternatively,The different system cell for meeting the second preset condition is judged whether according to the white list cell；Meet second if existing The different system cell of preset condition, determines to meet that the different system cell of second preset condition is small for the different system of the target Area；If there is no the different system cell for meeting the second preset condition, judged whether according to the information of the different system cell Meet the different system cell of the first preset condition；If there is the different system cell for meeting the first preset condition, determine described in satisfaction The different system cell of first preset condition is the different system cell of the target.
- 4. the detection method of different system cell according to claim 3, it is characterised in that first preset condition is： The signal strength of different system cell is more than the first preset value, and the signal-to-noise ratio of the different system cell is more than the second preset value；Second preset condition is：Different system cell is the white list cell, and the band of position of the different system cell It is identical with the band of position where the terminal.
- 5. the detection method of different system cell according to claim 3, it is characterised in that if meeting the described first default bar The different system cell quantity of part is more than 1, if alternatively, meeting that the quantity of the different system cell of second preset condition is more than 1 A, the method further includes：The selection signal intensity from the multiple different system cells for meeting the second preset condition of first preset condition or satisfaction Most strong different system cell is as the different system cell of the target.
- 6. the detection method of different system cell according to claim 4, it is characterised in that if there is no meet that first is default The different system cell of condition, also there is no the different system cell for meeting the second preset condition, the different system according to the terminal The information and/or the white list cell for cell of uniting, the step of determining the target to be tried for establishing speech business different system cell, Further include：According to the information of the different system cell, the different system cell for meeting the 3rd preset condition is judged whether；Wherein, institute Stating the 3rd preset condition is：The signal strength of different system cell is more than the 3rd preset value, and the signal-to-noise ratio of the different system cell More than the 4th preset value；Wherein, the 3rd preset value is less than first preset value, and it is pre- that the 4th preset value is more than second If value；If there is the different system cell for meeting the 3rd preset condition, the different system cell for determining to meet the 3rd preset condition is The different system cell of target；If there is no the different system cell for meeting the 3rd preset condition, according to the different system cell Information from the different system cell the most strong different system cell of selection signal intensity as the different system cell of the target.
- 7. the detection method of different system cell according to claim 6, it is characterised in that if meeting the 3rd preset condition The quantity of different cell is more than 1, and the method further includes：The most strong different system cell conduct of selection signal intensity from the multiple different system cells for meeting the 3rd preset condition The different system cell of target.
- A kind of 8. terminal, it is characterised in that including：Acquisition module, for the information of different system cell and/or the white list cell of the terminal for obtaining the terminal；Its In, the information of the different system cell includes：The signal strength of different system cell and the signal-to-noise ratio of different system cell；It is described white List cell is that the different system cell of speech business is successfully established with terminal；Determining module, information and/or the white list cell for the different system cell according to the terminal, determines to be tried Establish the different system cell of target of speech business.
- 9. terminal according to claim 8, it is characterised in that the terminal further includes：Module is established, for attempting to establish speech business in the different system cell of the target；Setup module, if for being successfully established institute's voice traffic in the different system cell of the target, by the different system of the target Cell is arranged to white list cell；Module is returned, if for establishing speech business not successfully in the different system cell of the target, returns to the determining module.
- 10. terminal according to claim 8 or claim 9, it is characterised in that the determining module includes：First determination sub-module, for the information of the different system cell according to the terminal, judges whether to meet that first is pre- If the different system cell of condition；If there is the different system cell for meeting the first preset condition, determine to meet the described first default bar The different system cell of part is the different system cell of the target；If there is no the different system cell for meeting first preset condition, The different system cell for meeting the second preset condition is judged whether according to the white list cell；Meet that second is default if existing The different system cell of condition, the different system cell for determining to meet second preset condition is the different system cell of the target；With/ Or,Second determination sub-module, for judging whether the different system for meeting the second preset condition according to the white list cell Cell；If there is the different system cell for meeting the second preset condition, the different system cell for meeting second preset condition is determined For the different system cell of the target；If there is no the different system cell for meeting the second preset condition, according to the different system cell Information judge whether meet the first preset condition different system cell；If there is the different system for meeting the first preset condition Cell, the different system cell for determining to meet first preset condition is the different system cell of the target.
- 11. terminal according to claim 10, it is characterised in that first preset condition is：The letter of different system cell Number intensity is more than the first preset value, and the signal-to-noise ratio of the different system cell is more than the second preset value；Second preset condition is：Different system cell is the white list cell, and the band of position of the different system cell It is identical with the band of position where the terminal.
- 12. terminal according to claim 10, it is characterised in that the terminal further includes：First choice module, if for meeting that the different system cell quantity of first preset condition is more than 1, if alternatively, full The quantity of the different system cell of foot second preset condition is more than 1, from meeting first preset condition or meet the The most strong different system cell of selection signal intensity is small as the different system of the target in multiple different system cells of two preset conditions Area.
- 13. terminal according to claim 11, it is characterised in that the determining module further includes：3rd determination sub-module, if for there is no the different system cell for meeting the first preset condition, also there is no meet second The different system cell of preset condition, according to the information of the different system cell, judges whether to meet the 3rd preset condition Different system cell；Wherein, the 3rd preset condition is：The signal strength of different system cell is more than the 3rd preset value, and described The signal-to-noise ratio of different system cell is more than the 4th preset value；Wherein, the 3rd preset value is less than first preset value, and described Four preset values are more than the second preset value；4th determination sub-module, if for there is the different system cell for meeting the 3rd preset condition, determines to meet that the described 3rd is pre- If the different system cell of condition is the different system cell of the target；If there is no meet the 3rd preset condition different system cell, According to the information of the different system cell from the different system cell the most strong different system cell of selection signal intensity as institute State the different system cell of target.
- 14. terminal according to claim 13, it is characterised in that the terminal further includes：Second selecting module, if the quantity of the different cell for meeting the 3rd preset condition is more than 1, from meeting that the described 3rd is pre- If the most strong different system cell of selection signal intensity is as the different system cell of the target in multiple different system cells of condition.
- 15. a kind of terminal, it is characterised in that including processor, memory and be stored on the memory and can be at the place The computer program run on reason device, is realized when the computer program is performed by the processor as appointed in claim 1 to 7 The step of detection method of different system cell described in one.
- 16. a kind of computer-readable recording medium, it is characterised in that computer journey is stored on the computer-readable recording medium Sequence, realizes the inspection of the different system cell as any one of claim 1 to 7 when the computer program is executed by processor The step of survey method.
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| CN201711393637.1A CN107959952B (en) | 2017-12-21 | 2017-12-21 | Method and terminal for detecting inter-system cell |
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| CN201711393637.1A CN107959952B (en) | 2017-12-21 | 2017-12-21 | Method and terminal for detecting inter-system cell |
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| CN109151949A (en) * | 2018-11-12 | 2019-01-04 | 奇酷互联网络科技（深圳）有限公司 | Block method, mobile terminal and the storage medium of access abnormal network cell |
| CN110049524A (en) * | 2019-05-09 | 2019-07-23 | 中国联合网络通信集团有限公司 | Mobile terminal and its method for falling cell after rise |
| CN110049524B (en) * | 2019-05-09 | 2021-10-15 | 中国联合网络通信集团有限公司 | Mobile terminal and method for falling back to cell |
| CN112533258A (en) * | 2019-09-19 | 2021-03-19 | 维沃移动通信有限公司 | Cell determination method and related equipment |
| CN111314939A (en) * | 2020-02-24 | 2020-06-19 | Oppo（重庆）智能科技有限公司 | Voice communication method, device, terminal and storage medium |
| CN111314939B (en) * | 2020-02-24 | 2022-11-15 | Oppo（重庆）智能科技有限公司 | Voice communication method, device, terminal and storage medium |
| CN111343684A (en) * | 2020-03-13 | 2020-06-26 | Oppo（重庆）智能科技有限公司 | Circuit switched fallback cell selection method and device, terminal and storage medium |
| CN111447634A (en) * | 2020-04-08 | 2020-07-24 | Oppo（重庆）智能科技有限公司 | Voice communication method, device, storage medium and electronic equipment |
| CN111447634B (en) * | 2020-04-08 | 2023-03-07 | Oppo（重庆）智能科技有限公司 | Voice communication method, device, storage medium and electronic equipment |
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