CN106559191B - A kind of data validity inspection method and system and mobile terminal - Google Patents
A kind of data validity inspection method and system and mobile terminal Download PDFInfo
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- CN106559191B CN106559191B CN201510642215.8A CN201510642215A CN106559191B CN 106559191 B CN106559191 B CN 106559191B CN 201510642215 A CN201510642215 A CN 201510642215A CN 106559191 B CN106559191 B CN 106559191B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/24—Testing correct operation
Abstract
The invention discloses a kind of data validity inspection method and system and mobile terminals, belong to technical field of mobile terminals.Method includes: step S1, and mobile terminal starts to send data to be sent to base station side；Step S2, mobile terminal judges to complete the moment whether before start time, and step S3 is turned to when being located at after start time at the completion moment；Step S3, mobile terminal terminates current data transmission process, with backed off after random.System includes: the first timing unit, the second timing unit, the first judging unit and control unit.The beneficial effect of above-mentioned technical proposal is: can be avoided because of invalid data retransmission operation caused by there are invalid data, reduces data and send delay, improve data sending performance and transmitting efficiency.
Description
Technical field
The present invention relates to technical field of mobile terminals more particularly to a kind of data validity inspection method and system and shiftings
Dynamic terminal.
Background technique
In current enhanced high-speed packet access technique (High-Speed Packet Access+, HSPA+) or length
In phase evolution technology (Long Term Evolution, LTE), user terminal (User Equipment, UE) is to base station side
(eNodeB) when sending data, it is possible to some invalid datas can be encountered.These invalid datas in data transmission procedure, or
In data retransmission processes, be difficult to be repaired, thus will appear multiple data retransmission operation occurs in time still can not will be correct
Data are transmitted to the problem of base station side, to increase the delay of data transmission, reduce the efficiency of data transmission.
Summary of the invention
According to problems of the prior art, now provide a kind of data validity inspection method and system and it is mobile eventually
The technical solution at end, it is intended to it avoids reducing data because of invalid data retransmission operation caused by there are invalid data and sending delay,
Improve data sending performance and transmitting efficiency.
Above-mentioned technical proposal specifically includes:
A kind of data validity inspection method is suitable for mobile terminal；Wherein, Yu Suoshu mobile terminal is sent to base station side
Validity check is carried out to the data sent when data；
In current data transmission process, it is described mobile terminal monitored and record data to be sent complete to send prepare it is complete
At the moment；And
At the beginning of described mobile terminal monitored and recording needle executes transmission coding to the data to be sent；
The data validity inspection method specifically includes:
Step S1, the mobile terminal start to send the data to be sent to the base station side；
Step S2, the mobile terminal judges the completion moment whether before the start time, and described complete
At constantly be located at the start time after when turn to step S3；
Step S3, the mobile terminal terminates the current data transmission process, with backed off after random.
Preferably, data validity inspection method, wherein in the step S2, if the completion moment is positioned at described
After start time, then the mobile terminal execution following step:
Step S21, the feedback message that base station side described in the acquisition for mobile terminal returns, and indicated in the feedback message
Step S22 is turned to when the current data transmission process fails；
Step S22, the mobile terminal execution are associated with the data retransmission operation of the current data transmission process, then
It exits.
Preferably, data validity inspection method, wherein in the step S21, if described in feedback message instruction
The success of current data transmission process, then directly exit.
Preferably, data validity inspection method, wherein the completion moment indicates that the mobile terminal is worked as by described in
The finish time that last time of the corresponding data-moving to be sent of preceding data transmission procedure into system cache is moved.
Preferably, data validity inspection method, wherein the mobile terminal is worked based on HSPA+ communication system.
Preferably, data validity inspection method, wherein the mobile terminal is worked based on LTE communication system.
A kind of data validity inspection system, is suitable for mobile terminal；Wherein, Yu Suoshu mobile terminal is sent to base station side
In the current data transmission process of data, check that system carries out validity inspection to the data sent using the data validity
It looks into；
The data validity checks that system specifically includes:
First timing unit, for recording the data to be sent completion transmission standard for being associated with the current data transmission process
The standby completion moment；
Second timing unit is associated with the data to be sent of the current data transmission process and is performed for recording
At the beginning of sending coding；
First judging unit, first timing unit and second timing unit, are used in the current data respectively
Transmission process sequencing for completing moment and the start time after starting, and export corresponding first judgement knot
Fruit；
Control unit is separately connected the data transmission unit of first judging unit and the mobile terminal, is used for root
The data transmission unit is controlled when being located at after the start time at the completion moment according to first judging result
Terminate the current data transmission process.
Preferably, which checks system, wherein the completion moment indicates that the mobile terminal is worked as by described in
The finish time that last time of the corresponding data-moving to be sent of preceding data transmission procedure into system cache is moved.
Preferably, which checks system, wherein described control unit is also used to according to the first judgement knot
Fruit terminates the current data transmission process when the feedback information indicates current data transmission process success.
Preferably, which checks system, wherein further include:
Second judgment unit is separately connected first judging unit and described control unit；
The second judgment unit is used for according to first judging result, when being located at the beginning at the completion moment
The feedback information returned by the base station side that the mobile terminal receives is judged when before quarter, and is exported corresponding
Second judging result；
Described control unit is also used to according to second judging result, and the feedback information indicates the current data hair
The data transmission unit is controlled when sending procedure failure executes the data retransmission operation for being associated with the current data transmission process.
Preferably, which checks system, wherein the mobile terminal is worked based on HSPA+ communication system.
Preferably, which checks system, wherein the mobile terminal is worked based on LTE communication system.
A kind of mobile terminal, wherein use above-mentioned data validity inspection method.
A kind of mobile terminal, wherein check system including above-mentioned data validity.
The beneficial effect of above-mentioned technical proposal is:
1) a kind of data validity inspection method is provided, can be avoided because of invalid data weight caused by there are invalid data
Operation is passed, data is reduced and sends delay, improve data sending performance and transmitting efficiency；
2) a kind of data validity inspection system is provided, can support to realize above-mentioned data validity inspection method.
Detailed description of the invention
Fig. 1-2 is a kind of flow diagram of data validity inspection method in preferred embodiment of the invention；
Fig. 3 is in preferred embodiment of the invention, and a kind of data validity checks the structural schematic diagram of system.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without creative labor it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.
In the prior art, in HSPA+/LTE communication system, mobile terminal is usually adopted when sending data to base station side
With hybrid automatic repeat request technology (Hybrid Automatic Repeat reQuest, HARQ).So-called HARQ technology is
Refer to: mobile terminal sends data to base station side, and base station side can carry out the treatment processes such as CRC check to the data that receive, and
A feedback message ACK/NACK is returned to mobile terminal after verification completion.If the feedback message that mobile terminal receives is ACK,
Then indicate that base station side successful data reception, mobile terminal can terminate current data transmission process；What if mobile terminal received
NACK when feedback message, then it represents that base station side receives data failure, and mobile terminal needs log-on data retransmission processes, i.e., to base station
Side retransmits data.
In the prior art, in mobile terminal side, data transmission procedure is generally included data to be sent according to certain sequence
It is put into system cache (Buffer) with process, and reads from system cache data to be sent and carries out uplink and encode the two
Process.Above-mentioned two process is usually mutually indepedent and carries out according to certain timing.Data to be sent are put into system cache
Process usually carried out together along with the process of moving of other data on system bus.Some other data-movings if it exists
Timing priority data more to be sent move high (moving for data i.e. to be sent encounters biggish system bus data jamming),
Or when moving operation because of other factors delay (delay) increase of data to be sent, it is possible to appear in uplink coding and open
When the beginning, the operation of moving of data to be sent is not fully complete, then before the data in current system cache are likely to be
Data send the remaining Legacy Data (legacy data) of operation, or may be empty (i.e. empty data), such data just by
It is known as invalid data.If invalid data is sent to base station side, no matter how the data retransmission operation after is to be sent
Data merge, and are also difficult in the data that base station side receives through CRC check, i.e., entire data transmission procedure is difficult into
Function consumes more system resource it could even be possible to therefore triggering multiple data retransmission operation.
In preferred embodiment of the invention, it is based on the above-mentioned problems in the prior art, now providing a kind of data has
Effect property inspection method, is suitable for mobile terminal.Further, in preferred embodiment of the invention, above-mentioned mobile terminal is based on
The work of HSPA+ communication system, or worked based on LTE communication system.
In preferred embodiment of the invention, during Yu Shangshu mobile terminal sends data to base station side, in use
It states data validity inspection method and validity check is carried out to the data sent, to decide whether in mobile terminal side
Actively terminate current data transmission process.
In preferred embodiment of the invention, above-mentioned data validity inspection method is as shown in Figure 1, specifically include:
Step S1, mobile terminal send data to be sent to base station side；
In preferred embodiment of the invention, as mentioned above it is possible, mobile terminal side is during carrying out data transmission,
The data-moving and data uplink that data to be sent can be executed first encode two processes.
It is mobile terminal monitored and record correspondence in current data transmission process then in preferred embodiment of the invention
Data to be sent complete send prepare the completion moment；And
At the beginning of mobile terminal monitored and recording needle executes transmission coding to corresponding data to be sent.
In preferred embodiment of the invention, at the so-called completion moment, actually refers to and be finally completed association in mobile terminal side
In at the time of the moving process of data to be sent of current data transmission process.Specifically, in preferred embodiment of the invention,
Mobile terminal side, can be by data-moving to be sent into system cache when preparing data to be sent.Then the above-mentioned completion moment is
At the time of referring to that the last time for the data to be sent for being associated with current data transmission process is moved corresponding to operation completion.Change speech
It, the above-mentioned completion moment refers to mobile terminal side by the completion moment of all data-movings to be sent to system cache.
In preferred embodiment of the invention, so-called start time actually refers in mobile terminal side, to data to be sent
At the beginning of carrying out transmission coding.
Then in preferred embodiment of the invention, when mobile terminal side needs to send data to be sent, it usually needs will
Data-moving to be sent reads corresponding data to be sent into system cache from system cache.But it is above-mentioned two
Process is independent from each other, and respectively carried out according to certain timing.It is not removed therefore, it is possible to data to be sent occur
It moves and completes, but send cataloged procedure and have begun, data to be sent encoded may be legacy data (it in system cache
The preceding data sent), or empty data, i.e., data to be sent in the system cache may include invalid data, because
This will lead to coding result error, finally influence entire data transmission procedure.
Therefore, in preferred embodiment of the invention, need to obtain the above completion moment and start time, and
The two moment are compared, to determine how carry out subsequent operation.Subsequent operation is described in detail below shown in text.
Step S2, mobile terminal judge to complete the moment whether before start time, and when completing the moment positioned at beginning
Step S3 is turned to when after quarter；
In preferred embodiment of the invention, in above-mentioned steps S3, when mobile terminal extracts completion recorded before
Quarter and start time are simultaneously compared:
If 1) complete the moment to be located at before start time, then it represents that before starting to send coding, data to be sent are removed
It moves operation to have completed, then can exclude a possibility that there is also invalid datas in the system cache.In this case, mobile
Terminal executes normal data transmission procedure (can hereinafter be described in detail).
If 2) complete the moment to be located at after start time, then it represents that before starting to send coding, data to be sent are removed
It moves operation not yet to complete, there may be invalid datas in the system cache at this time.Therefore in order to avoid execute do not have it is effective more
Secondary data retransmission operation, mobile terminal actively terminate current data transmission process in this case, and start as needed another
Data transmission procedure.Further, in preferred embodiment of the invention, because it is found that there may be nothings in system cache
Data are imitated, therefore so-called " mobile terminal actively stops current data transmission process " includes stopping current ongoing data
Operation is sent, and all data for being associated with current data transmission process that will be carried out later send operation.
In preferred embodiment of the invention, in above-mentioned steps S2, as mentioned above it is possible, if completing the moment positioned at when starting
Before quarter, then the normal data transmission flow of mobile terminal execution, specific as shown in Figure 2, comprising:
Step S21, the feedback message that acquisition for mobile terminal base station side returns, and sent in feedback message instruction current data
Step S22 is turned to when procedure failure；
Step S22, mobile terminal execution is associated with the data retransmission operation of current data transmission process, with backed off after random.
Specifically, in preferred embodiment of the invention, mobile terminal side obtains base after executing data and sending operation
It stands the feedback message of side return, and judges according to feedback message the result of current data transmission process:
1) when the feedback message of base station side indicates that current data procedures are sent successfully, i.e. the feedback message of base station side is
When ACK, mobile terminal side thinks the success of current data transmission process, and actively terminates current data transmission process.
2) when the feedback message instruction current data transmission process failure of base station side, i.e. the feedback message of base station side is NACK
When, mobile terminal side thinks that current data transmission process fails, and executing data retransmission operates in turn.
Step S3, mobile terminal terminates current data transmission process, with backed off after random.
In conclusion mobile terminal records data-moving to be sent into system cache first in technical solution of the present invention
Last time move the completion moment of operation and mobile terminal starts to be associated in the transmission of current data transmission process
At the beginning of coding.Subsequent mobile terminal starts normal data transmission procedure, and obtains corresponding feedback from base station side and disappear
Breath.It is accordingly verified if feedback message indicates that the data of current transmission do not pass through in base station side, mobile terminal will be completed the moment
It is compared with start time.If completing the moment to be located at after start time, mobile terminal actively terminates current data transmission
Process.If complete the moment before start time, mobile terminal according to continue in the prior art correspond to current data
The data retransmission operation of transmission process.
In preferred embodiment of the invention, based on the above data validity inspection method, one kind is now provided
Data validity checks system, is suitable for mobile terminal.Further, above system be suitable for based on HSPA+ communication system or
The mobile terminal of person's LTE communication system work.
Then in preferred embodiment of the invention, during mobile terminal sends data to base station side, using data
Validity check system carries out validity check to the data sent.
In preferred embodiment of the invention, as shown in figure 3, above-mentioned data validity checks that system specifically includes:
First timing unit 1, for recording the completion for being associated with the data completion transmission of current data transmission process and preparing
Moment.In preferred embodiment of the invention, completing the moment is as defined above described in text, that is, refers to that mobile terminal will be associated with this
At the time of the data to be sent that secondary data are sent all are moved into system cache.
Second timing unit 2, for record be associated with current data transmission process data to be sent be performed transmission compile
At the beginning of code.In preferred embodiment of the invention, the definition of start time is same as mentioned above it is possible, referring to mobile terminal
At the time of starting the transmission encoding operation for being associated with current data transmission process.
First judging unit 3 is separately connected the first timing unit 1 and the second timing unit 2, for sending in current data
Process compares the sequencing for completing moment and start time after starting, and exports corresponding first judging result.Of the invention
In preferred embodiment, the completion moment of above-mentioned record is compared above-mentioned first judging unit 3 with start time: if completing
Moment was located at before start time, then it represents that invalid data is not present in current data transmission process；If completing the moment is located at beginning
After moment, then it represents that there are invalid datas for current data transmission process.Above-mentioned first judging unit 3 output phase after judgement
The first judging result answered.
Control unit 4 is separately connected the first judging unit 3 and the data transmission unit A2 of mobile terminal A, for according to the
One judging result, when being located at after start time at the completion moment, control data transmission unit terminates current data transmission process.
Second judgment unit 5 is separately connected the first judging unit 3 and control unit 4.Preferred embodiment of the invention
In, second judgment unit 5 is used to connect mobile terminal when before the completion moment being located at start time according to the first judging result
The feedback information returned by base station side received is judged, and exports corresponding second judging result.
In preferred embodiment of the invention, above-mentioned data validity checks that system A3 is set in mobile terminal A, wherein
Second judgment unit 5 connect with the data receipt unit A1 of mobile terminal A.Further, preferred embodiment of the invention
In, second judgment unit 5 obtains the feedback message that base station side returns, and root by the data receipt unit A1 of mobile terminal A
Judge whether current data transmission process succeeds according to feedback message: if feedback message is ACK, then it represents that current data transmission process
Success；If feedback message is NACK, then it represents that the failure of current data transmission process.Above-mentioned second judgment unit 5 is after judgement
Export corresponding second judging result.
Then in preferred embodiment of the invention, above-mentioned control unit 4 is worked as according to the second judging result, feedback information expression
Preceding data transmission procedure controls corresponding data transmission unit A2 and executes the data for being associated with current data transmission process when failing
Retransmission operation.Therefore, in preferred embodiment of the invention, control unit 4 is sentenced according to above-mentioned first judging result or second
Break as a result, the data transmission unit A2 to mobile terminal A executes corresponding operation:
1) if the first judging result indicates current data transmission process there are invalid data, control unit 4 is directly controlled
Data transmission unit A2 actively terminates current data transmission process；
2) if the first judging result indicates that invalid data is not present in current data transmission process, when the second judging result table
When showing current data transmission process success (i.e. feedback message is ACK), control unit 4 controls data transmission unit A2 according to demand
Continue to execute data transmission procedure next time；
3) if the first judging result indicates that invalid data is not present in current data transmission process, when the second judging result table
When showing current data transmission process failure (i.e. feedback message is NACK), control unit 4 controls data transmission unit A2 and continues to hold
The data retransmission operation of row under normal circumstances.
In preferred embodiment of the invention, a kind of mobile terminal is also provided, wherein having using the above data
Effect property inspection method.
In preferred embodiment of the invention, a kind of mobile terminal is also provided, is had including the above data
Effect property checks system.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model
It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content
Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.
Claims (14)
1. a kind of data validity inspection method is suitable for mobile terminal；It is characterized in that, in the mobile terminal to base station side
Validity check is carried out to the data sent when sending data；
It is described mobile terminal monitored and when recording data to be sent and completing to send the completion prepared in current data transmission process
It carves；And
At the beginning of described mobile terminal monitored and recording needle executes transmission coding to the data to be sent；
The data validity inspection method specifically includes:
Step S1, the mobile terminal start to send the data to be sent to the base station side；
Step S2, the mobile terminal judges the completion moment whether before the start time, and in the completion
Step S3 is turned to when carving after being located at the start time；
Step S3, the mobile terminal terminates the current data transmission process, with backed off after random.
2. data validity inspection method as described in claim 1, which is characterized in that in the step S2, if the completion
Moment was located at after the start time, then the mobile terminal execution following step:
Step S21, the feedback message that base station side described in the acquisition for mobile terminal returns, and described in the feedback message instruction
Step S22 is turned to when current data transmission process fails；
Step S22, the mobile terminal execution is associated with the data retransmission operation of the current data transmission process, with retrogressing
Out.
3. data validity inspection method as claimed in claim 2, which is characterized in that in the step S21, if the feedback
Message indicates the current data transmission process success, then directly exits.
4. data validity inspection method as described in claim 1, which is characterized in that the completion moment indicates the movement
Terminal moves last time of the corresponding data-moving to be sent of the current data transmission process into system cache
Finish time.
5. data validity inspection method as described in claim 1, which is characterized in that the mobile terminal is logical based on HSPA+
The work of letter system.
6. data validity inspection method as described in claim 1, which is characterized in that the mobile terminal is based on LTE communication
System work.
7. a kind of data validity checks system, it is suitable for mobile terminal；It is characterized in that, in the mobile terminal to base station side
In the current data transmission process for sending data, it is effective to check that system carries out the data sent using the data validity
Property inspection；
The data validity checks that system specifically includes:
First timing unit, for record be associated with the current data transmission process data to be sent complete send prepare
Complete the moment；
Second timing unit is associated with the data to be sent of the current data transmission process and is performed transmission for recording
At the beginning of coding；
First judging unit, first timing unit and second timing unit, are used in the current data and send respectively
Process sequencing for completing moment and the start time after starting, and export corresponding first judging result；
Control unit is separately connected the data transmission unit of first judging unit and the mobile terminal, for according to institute
The first judging result is stated, when being located at after the start time at the completion moment, controlling the data transmission unit terminates
The current data transmission process.
8. data validity as claimed in claim 7 checks system, which is characterized in that the completion moment indicates the movement
Terminal moves last time of the corresponding data-moving to be sent of the current data transmission process into system cache
Finish time.
9. data validity as claimed in claim 7 checks system, which is characterized in that further include:
Second judgment unit is separately connected first judging unit and described control unit；
The second judgment unit is used for according to first judging result, the completion moment be located at the start time it
The feedback message returned by the base station side that the mobile terminal receives is judged when preceding, and exports corresponding second
Judging result；
Described control unit is also used to according to second judging result, and the feedback message indicates that the current data is transmitted across
Journey controls the data transmission unit and executes the data retransmission operation for being associated with the current data transmission process when failing.
10. data validity as claimed in claim 9 checks system, which is characterized in that described control unit is also used to basis
Second judging result terminates the current number when the feedback message indicates current data transmission process success
According to transmission process.
11. data validity as claimed in claim 7 checks system, which is characterized in that the mobile terminal is logical based on HSPA+
The work of letter system.
12. data validity as claimed in claim 7 checks system, which is characterized in that the mobile terminal is based on LTE communication
System work.
13. a kind of mobile terminal, which is characterized in that using the data validity inspection as described in any one of claim 1-6
Checking method.
14. a kind of mobile terminal, which is characterized in that including the data validity inspection as described in any one of claim 7-12
Look into system.
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| CN106909553B (en) * | 2015-12-23 | 2020-06-09 | 阿里巴巴集团控股有限公司 | Data validity determination method and device |
| WO2020136845A1 (en) * | 2018-12-27 | 2020-07-02 | 三菱電機株式会社 | Data delivery control apparatus, method, and program |
| CN114578188B (en) * | 2022-05-09 | 2022-07-08 | 环球数科集团有限公司 | Power grid fault positioning method based on Beidou satellite |
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| WO2002082700A2 (en) * | 2001-04-09 | 2002-10-17 | Headliner Enterprises, Inc. | Methods and systems for insertion of supplemental video and audio content |
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| CN102164019A (en) * | 2010-12-31 | 2011-08-24 | 华为技术有限公司 | Channel state information compression method and device |
| CN102572111A (en) * | 2012-02-10 | 2012-07-11 | 钱袋网（北京）信息技术有限公司 | Data acquisition method and mobile terminal |
| CN103533386A (en) * | 2013-10-21 | 2014-01-22 | 腾讯科技（深圳）有限公司 | Live broadcasting control method and anchor equipment |
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