CN106559191A - 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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- CN106559191A CN106559191A CN201510642215.8A CN201510642215A CN106559191A CN 106559191 A CN106559191 A CN 106559191A CN 201510642215 A CN201510642215 A CN 201510642215A CN 106559191 A CN106559191 A CN 106559191A
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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 terminal, belong to technical field of mobile terminals.Method includes：Step S1, mobile terminal start to send data to be sent to base station side；Step S2, mobile terminal judge to complete the moment whether before start time, and turn to step S3 when completing to be located at after start time constantly；Step S3, mobile terminal terminate current data transmission process, with backed off after random.System includes：First timing unit, the second timing unit, the first judging unit and control unit.The beneficial effect of above-mentioned technical proposal is：Can avoid, because there is invalid data retransmission operation caused by invalid data, reducing data is activation and postponing, improve data is activation 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 it is
System and mobile terminal.
Background technology
In current enhanced high-speed packet access technique (High-Speed Packet Access+, HSPA+)
Or in Long Term Evolution (Long Term Evolution, LTE), user terminal (User Equipment,
When UE) sending data to base station side (eNodeB), it is possible to some invalid datas can be met.These
Invalid data is in data transmission procedure, or in data retransmission processes, it is difficult to be repaired, therefore can go out
Now occur in time many secondary data retransmission operations still cannot by the problem of correct data transfer to base station side,
So as to increased the time delay of data transfer, the efficiency of data transfer is reduced.
The content of the invention
According to problems of the prior art, a kind of data validity inspection method and system are now provided with
And the technical scheme of mobile terminal, it is intended to caused by avoiding because there is invalid data, invalid data retransmit behaviour
Make, reduce data is activation and postpone, improve data is activation performance and transmitting efficiency.
Above-mentioned technical proposal is specifically included：
A kind of data validity inspection method, it is adaptable to mobile terminal；Wherein, in the mobile terminal to
Data when base station side sends data to being sent carry out validity check；
In current data transmission process, it is described mobile terminal monitored and record data to be sent complete send
What is prepared completes the moment；And
Described mobile terminal monitored and recording needle is performed to the data to be sent when sending the beginning of coding
Carve；
The data validity inspection method is specifically included：
Step S1, the mobile terminal start to send the data to be sent to the base station side；
Step S2, the mobile terminal judge described in complete the moment whether before the start time, and
It is described complete constantly be located at the start time after when turn to step S3；
Step S3, the mobile terminal terminate the current data transmission process, with backed off after random.
Preferably, the data validity inspection method, wherein, in step S2, if described complete
After moment is located at the start time, then the mobile terminal performs following step：
Step S21, the feedback message that base station side described in the acquisition for mobile terminal is returned, and described anti-
Feedback message turns to step S22 when indicating that the current data transmission process fails；
Step S22, the mobile terminal perform the data re-transmission for being associated with the current data transmission process
Operation, with backed off after random.
Preferably, the data validity inspection method, wherein, in step S21, if the feedback
Message indicates the current data transmission process success, then directly exit.
Preferably, the data validity inspection method, wherein, it is described to complete to represent constantly described mobile whole
End is by the current data transmission process corresponding data-moving to be sent to last in system cache
The finish time once moved.
Preferably, the data validity inspection method, wherein, the mobile terminal is communicated based on HSPA+
System works.
Preferably, the data validity inspection method, wherein, the mobile terminal is based on LTE communication system
System work.
A kind of data validity inspection system, it is adaptable to mobile terminal；Wherein, in the mobile terminal to
Base station side is sent in the current data transmission process of data, using the data validity inspection system to quilt
The data of transmission carry out validity check；
The data validity inspection system is specifically included：
First timing unit, the data to be sent for being associated with the current data transmission process for record are complete
The moment is completed into what transmission prepared；
Second timing unit, is associated with the number described to be sent of the current data transmission process for record
The start time for encoding is sent according to being performed；
First judging unit, difference first timing unit and second timing unit, used in described
Current data transmission process relatively more described sequencing for completing moment and the start time after starting, and
Export corresponding first judged result；
Control unit, connects the data transmission unit of first judging unit and the mobile terminal respectively,
For according to first judged result, it is described complete to be located at after the start time constantly when, control
Make the data transmission unit and terminate the current data transmission process.
Preferably, the data validity inspection system, wherein, it is described to complete to represent constantly described mobile whole
End is by the current data transmission process corresponding data-moving to be sent to last in system cache
The finish time once moved.
Preferably, the data validity inspection system, wherein, described control unit is additionally operable to according to described
First judged result, when the feedback information indicates the current data transmission process success, terminates institute
State current data transmission process.
Preferably, the data validity inspection system, wherein, also include：
Second judging unit, connects first judging unit and described control unit respectively；
Second judging unit is for according to first judged result, completing to be located at constantly institute described
The feedback information returned by the base station side that the mobile terminal is received is entered when before stating start time
Row judges, and exports corresponding second judged result；
Described control unit is additionally operable to according to second judged result, and the feedback information represents described and works as
Front data transmission procedure controls the data transmission unit execution and is associated with the current data transmission when failing
The data retransmission operation of process.
Preferably, the data validity inspection system, wherein, the mobile terminal is communicated based on HSPA+
System works.
Preferably, the data validity inspection system, wherein, the mobile terminal is based on LTE communication system
System work.
A kind of mobile terminal, wherein, using above-mentioned data validity inspection method.
A kind of mobile terminal, wherein, including above-mentioned data validity inspection system.
The beneficial effect of above-mentioned technical proposal is：
1) a kind of data validity inspection method is provided, it is invalid caused by invalid data because existing to avoid
Data retransmission operation, reduce data is activation and postpone, improve data is activation performance and transmitting efficiency；
2) provide a kind of data validity inspection system, it would be preferable to support realize above-mentioned data validity reviewing party
Method.
Description of the drawings
During Fig. 1-2 is the preferred embodiment of the present invention, a kind of flow process of data validity inspection method is shown
It is intended to；
During Fig. 3 is the preferred embodiment of the present invention, a kind of structural representation of data validity inspection system
Figure.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the invention, and
It is not all, of embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are without work
The every other embodiment obtained on the premise of going out creative work, belongs to the scope of protection of the invention.
It should be noted that the embodiment and the spy in embodiment in the case where not conflicting, in the present invention
Levy and can be mutually combined.
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, but not as the present invention's
Limit.
In prior art, in HSPA+/LTE communication systems, mobile terminal is sending number to base station side
According to when, generally using hybrid automatic repeat request technology (Hybrid Automatic Repeat reQuest,
HARQ).So-called HARQ technologies, refer to：Mobile terminal sends data, base station side meeting to base station side
Data to receiving carry out the processing procedures such as CRC check, and return to mobile terminal after verification is completed
One feedback message ACK/NACK.If the feedback message that mobile terminal is received is ACK, then it represents that
Base station side successful data reception, mobile terminal can terminate current data transmission process；If mobile terminal connects
The NACK during feedback message for receiving, then it represents that base station side receiving data fails, mobile terminal need to start
Data retransmission processes, i.e., resend data to base station side.
In prior art, in mobile terminal side, data transmission procedure generally include by data to be sent according to
Certain order and flow process are put into system cache (Buffer), and data to be sent are read from system cache
And carry out up the two processes of coding.Above-mentioned two process is typically separate and according to certain sequential
Carry out.Data to be sent are put into into the process of system cache generally along with other data on system bus
Process of moving carry out together.If there are the sequential priority data more to be sent of some other data-movings
Move high (moving for data i.e. to be sent runs into larger system bus data jamming), it is or to be sent
Moving for data is operated because during other factors delay (delay) increase, it is possible to appear in up coding
During beginning, the operation of moving of data to be sent is not fully complete, then the number in current system cache
According to the Legacy Data (legacy data) that the data is activation operation before being likely to be is remaining, or may be sky
(i.e. empty data), such data are thus referred to as invalid datas.If invalid data is sent to base station side,
Then no matter after data retransmission operation how data to be sent are merged, receive in base station side
Data also are difficult to by CRC check, i.e., whole data transmission procedure is difficult successfully, it could even be possible to therefore
Many secondary data retransmission operations are triggered, more system resource is consumed.
In the preferred embodiment of the present invention, based on the above-mentioned problems in the prior art, one is now provided
Plant data validity inspection method, it is adaptable to mobile terminal.Further, preferably enforcement of the invention
In example, above-mentioned mobile terminal is worked based on HSPA+ communication systems, or is based on LTE communication system work
Make.
In the preferred embodiment of the present invention, the process of data is sent to base station side in above-mentioned mobile terminal
In, validity check is carried out to the data for being sent using above-mentioned data validity inspection method, so as to sentence
It is disconnected whether actively to terminate current data transmission process in mobile terminal side.
In the preferred embodiment of the present invention, above-mentioned data validity inspection method is as shown in figure 1, concrete
Including：
Step S1, mobile terminal send data to be sent to base station side；
In the preferred embodiment of the present invention, as mentioned above it is possible, mobile terminal side is carrying out data is activation
During, the data-moving and data uplink that can perform data to be sent first encodes two processes.
Then in preferred embodiment of the invention, in current data transmission process, it is mobile terminal monitored simultaneously
Record corresponding data to be sent complete send prepare complete the moment；And
Mobile terminal monitored and recording needle performs the start time for sending coding to corresponding data to be sent.
It is in the preferred embodiment of the present invention, so-called to complete the moment, actually refer to final in mobile terminal side
The moment for moving process of the data to be sent for completing to be associated with current data transmission process.Specifically, originally
In the preferred embodiment of invention, mobile terminal side, can be by data to be sent when data to be sent are prepared
Move in system cache.Then it is above-mentioned complete to refer to constantly be associated with the to be sent of current data transmission process
The last time of data is moved operation and completes the corresponding moment.In other words, it is above-mentioned to complete to refer to constantly shifting
All data-movings to be sent are completed the moment to system cache by dynamic end side.
In the preferred embodiment of the present invention, so-called start time, actually refer in mobile terminal side, it is right
Data to be sent are transmitted the start time of coding.
Then in preferred embodiment of the invention, when mobile terminal side needs to send data to be sent, lead to
Often need in data-moving to be sent to system cache, and read from system cache corresponding pending
Send data.But, above-mentioned two process is separate, and is each carried out according to certain sequential
's.Complete therefore, it is possible to data to be sent occur and do not move, but send cataloged procedure and opened
Begin, it is probably the legacy data (data for having sent before) in system cache to be coded of data to be sent,
Or empty data, i.e., data to be sent in the system cache potentially include invalid data, therefore can lead
Coding result error is caused, whole data transmission procedure is finally affected.
Therefore, in preferred embodiment of the invention, need to obtain and the above complete the moment and open
Begin the moment, and the two moment are compared, subsequent operation is carried out to determine how.Subsequent operation
It is described in detail below shown in text.
Step S2, mobile terminal judge to complete the moment whether before start time, and complete moment position
Step S3 is turned to when after start time；
In the preferred embodiment of the present invention, in above-mentioned steps S3, mobile terminal has been remembered before extracting
That what is recorded completes moment and start time and is compared：
If 1) before completing to be located at start time constantly, then it represents that before starting to send coding, to be sent
The operation of moving of data has been completed, then can exclude the possibility that also there is invalid data in the system cache
Property.In this case, mobile terminal performs normal data transmission procedure (can hereinafter describe in detail).
If 2) after completing to be located at start time constantly, then it represents that before starting to send coding, to be sent
The operation of moving of data is not yet completed, and now there may be invalid data in the system cache.Therefore in order to
Execution is avoided not have effective many secondary data retransmission operations, mobile terminal actively terminates to work as in this case
Front data transmission procedure, and start another secondary data transmission process as needed.Further, the present invention
Preferred embodiment in, it is because it is found that invalid data is there may be in system cache therefore so-called " to move
Dynamic terminal actively stops current data transmission process " including the current ongoing data is activation operation of stopping,
And all data is activation operations for being associated with current data transmission process that will be carried out afterwards.
In the preferred embodiment of the present invention, in above-mentioned steps S2, if as mentioned above it is possible, when completing
Carved before start time, then mobile terminal performs normal data is activation flow process, concrete such as Fig. 2 institutes
Show, including：
Step S21, the feedback message that acquisition for mobile terminal base station side is returned, and indicate to work as in feedback message
Step S22 is turned to when front data transmission procedure fails；
Step S22, mobile terminal perform the data retransmission operation for being associated with current data transmission process, with
Backed off after random.
Specifically, in preferred embodiment of the invention, mobile terminal side operates it in execution data is activation
Afterwards, the feedback message that base station side is returned is obtained, and current data transmission process is judged according to feedback message
As a result：
1) when the feedback message of base station side indicates that current data procedures send successfully, i.e. the feedback of base station side
When message is ACK, mobile terminal side thinks current data transmission process success, and actively terminates current
Data transmission procedure.
2) when the feedback message of base station side indicates that current data transmission process fails, i.e. the feedback of base station side disappears
When breath is NACK, mobile terminal side thinks that current data transmission process fails, and and then performs data weight
Pass operation.
Step S3, mobile terminal terminate current data transmission process, with backed off after random.
In sum, in technical solution of the present invention, mobile terminal records data-moving to be sent first to being
Last time in system caching moves completing the moment for operation, and mobile terminal is proceeded by be associated with and worked as
The start time of the transmission coding of front data transmission procedure.Subsequently mobile terminal starts normal data is activation
Process, and corresponding feedback message is obtained from base station side.If feedback message represents the data of current transmission
In base station side by corresponding verification, then mobile terminal will complete the moment and be compared with start time.If
After completing to be located at start time constantly, then mobile terminal actively terminates current data transmission process.If complete
Into the moment before start time, then mobile terminal is according to proceeding corresponding to current number in prior art
According to the data retransmission operation of transmission process.
It is in the preferred embodiment of the present invention, based on the above data validity inspection method, existing
There is provided a kind of data validity inspection system, it is adaptable to mobile terminal.Further, said system is suitable for
In the mobile terminal worked based on HSPA+ communication systems or LTE communication system.
Then in preferred embodiment of the invention, during mobile terminal sends data to base station side,
Validity check is carried out to the data for being sent using data validity inspection system.
In the preferred embodiment of the present invention, as shown in figure 3, above-mentioned data validity inspection system is concrete
Including：
First timing unit 1, the data for being associated with current data transmission process for record complete to send accurate
Standby completes the moment.In the preferred embodiment of the present invention, complete to be as defined above described in text constantly,
Refer to that mobile terminal all moves the data to be sent for being associated with this data is activation into system cache
Moment.
Second timing unit 2, the data to be sent for being associated with current data transmission process for record are held
Row sends the start time of coding.In the preferred embodiment of the present invention, the definition of start time is equally such as
It is the above, refer to mobile terminal start to be associated with the transmission encoding operation of current data transmission process when
Carve.
First judging unit 3, connects the first timing unit 1 and the second timing unit 2 respectively, for working as
Front data transmission procedure compares the sequencing for completing moment and start time after starting, and exports corresponding
First judged result.In the preferred embodiment of the present invention, above-mentioned first judging unit 3 is by above-mentioned record
The moment that completes compare with start time：If before completing to be located at start time constantly, then it represents that when
There is no invalid data in front data transmission procedure；If after completing to be located at start time constantly, then it represents that when
There is invalid data in front data transmission procedure.Above-mentioned first judging unit 3 is exported after judgement accordingly
First judged result.
Control unit 4, connects data transmission unit A2 of the first judging unit 3 and mobile terminal A respectively,
For according to the first judged result, when completing to be located at after start time constantly, control data sends single
Unit terminates current data transmission process.
Second judging unit 5, connects the first judging unit 3 and control unit 4 respectively.The present invention compared with
In good embodiment, the second judging unit 5 is for according to the first judged result, opening completing to be located at constantly
The feedback information returned by base station side received to mobile terminal when beginning before the moment judges, and defeated
Go out corresponding second judged result.
In the preferred embodiment of the present invention, above-mentioned data validity inspection system A3 is arranged at mobile whole
In the A of end, the second judging unit therein 5 is connected with the data receipt unit A1 of mobile terminal A.Enter
One step ground, in the preferred embodiment of the present invention, number of second judging unit 5 by mobile terminal A
The feedback message that base station side is returned is obtained according to receiving unit A1, and current data is judged according to feedback message
Whether transmission process is successful：If feedback message is ACK, then it represents that current data transmission process success；If
Feedback message is NACK, then it represents that current data transmission process fails.Above-mentioned second judging unit, 5 Jing
Corresponding second judged result is exported after crossing judgement.
Then in preferred embodiment of the invention, above-mentioned control unit 4 is according to the second judged result, feedback
Information represents that current data transmission process controls corresponding data transmission unit A2 execution and is associated with when failing
The data retransmission operation of current data transmission process.Therefore, in preferred embodiment of the invention, control
Unit 4 is according to above-mentioned first judged result or the second judged result, the data is activation to mobile terminal A
Unit A2 performs corresponding operation：
If 1) the first judged result represents that current data transmission process has invalid data, control unit 4
Directly control data transmitting element A2 actively terminates current data transmission process；
If 2) the first judged result represents that current data transmission process does not have invalid data, when second
When judged result represents current data transmission process success (i.e. feedback message is ACK), control unit 4
Control data transmitting element A2 continues executing with data transmission procedure next time according to demand；
If 3) the first judged result represents that current data transmission process does not have invalid data, when second
When judged result represents current data transmission process failure (i.e. feedback message is NACK), control unit
4 control data transmitting element A2 continue executing with data retransmission operation under normal circumstances.
In the preferred embodiment of the present invention, a kind of mobile terminal is also provided, wherein using the above
Data validity inspection method.
In the preferred embodiment of the present invention, a kind of mobile terminal is also provided, including the above
Data validity inspection system.
The foregoing is only preferred embodiments of the present invention, not thereby limit embodiments of the present invention and
Protection domain, to those skilled in the art, should can appreciate that all utilization description of the invention
And the equivalent done by diagramatic content and the scheme obtained by obvious change, should include
Within the scope of the present invention.
Claims (14)
1. a kind of data validity inspection method, it is adaptable to mobile terminal；Characterized in that, in the shifting
Dynamic terminal carries out validity check to the data that sent when sending data to base station side；
In current data transmission process, it is described mobile terminal monitored and record data to be sent complete send
What is prepared completes the moment；And
Described mobile terminal monitored and recording needle is performed to the data to be sent when sending the beginning of coding
Carve；
The data validity inspection method is specifically included：
Step S1, the mobile terminal start to send the data to be sent to the base station side；
Step S2, the mobile terminal judge described in complete the moment whether before the start time, and
It is described complete constantly be located at the start time after when turn to step S3；
Step S3, the mobile terminal terminate the current data transmission process, with backed off after random.
2. data validity inspection method as claimed in claim 1, it is characterised in that the step
In S2, if described complete constantly after the start time, the mobile terminal performs following steps
Suddenly：
Step S21, the feedback message that base station side described in the acquisition for mobile terminal is returned, and described anti-
Feedback message turns to step S22 when indicating that the current data transmission process fails；
Step S22, the mobile terminal perform the data re-transmission for being associated with the current data transmission process
Operation, with backed off after random.
3. data validity inspection method as claimed in claim 2, it is characterised in that the step
In S21, if the feedback message indicates the current data transmission process success, directly exit.
4. data validity inspection method as claimed in claim 1, it is characterised in that described when completing
Carve and represent the mobile terminal by the current data transmission process corresponding data-moving to be sent extremely
The finish time that last time in system cache is moved.
5. data validity inspection method as claimed in claim 1, it is characterised in that it is described it is mobile eventually
End group works in HSPA+ communication systems.
6. data validity inspection method as claimed in claim 1, it is characterised in that it is described it is mobile eventually
End group works in LTE communication system.
7. a kind of data validity inspection system, it is adaptable to mobile terminal；Characterized in that, in the shifting
Dynamic terminal is sent to base station side in the current data transmission process of data, using the data validity inspection
System carries out validity check to the data for being sent；
The data validity inspection system is specifically included：
First timing unit, the data to be sent for being associated with the current data transmission process for record are complete
The moment is completed into what transmission prepared；
Second timing unit, is associated with the number described to be sent of the current data transmission process for record
The start time for encoding is sent according to being performed；
First judging unit, difference first timing unit and second timing unit, used in described
Current data transmission process relatively more described sequencing for completing moment and the start time after starting, and
Export corresponding first judged result；
Control unit, connects the data transmission unit of first judging unit and the mobile terminal respectively,
For according to first judged result, it is described complete to be located at after the start time constantly when, control
Make the data transmission unit and terminate the current data transmission process.
8. data validity inspection system as claimed in claim 7, it is characterised in that described when completing
Carve and represent the mobile terminal by the current data transmission process corresponding data-moving to be sent extremely
The finish time that last time in system cache is moved.
9. data validity inspection system as claimed in claim 7, it is characterised in that the control list
Unit is additionally operable to according to first judged result, indicates that the current data is transmitted across in the feedback information
During Cheng Chenggong, terminate the current data transmission process.
10. data validity inspection system as claimed in claim 7, it is characterised in that also include：
Second judging unit, connects first judging unit and described control unit respectively；
Second judging unit is for according to first judged result, completing to be located at constantly institute described
The feedback information returned by the base station side that the mobile terminal is received is entered when before stating start time
Row judges, and exports corresponding second judged result；
Described control unit is additionally operable to according to second judged result, and the feedback information represents described and works as
Front data transmission procedure controls the data transmission unit execution and is associated with the current data transmission when failing
The data retransmission operation of process.
11. data validity inspection systems as claimed in claim 7, it is characterised in that the movement
Terminal is worked based on HSPA+ communication systems.
12. data validity inspection systems as claimed in claim 7, it is characterised in that the movement
Terminal is worked based on LTE communication system.
13. a kind of mobile terminals, it is characterised in that effective using the data as described in claim 1-6
Property inspection method.
14. a kind of mobile terminals, it is characterised in that include that the data as described in claim 7-12 are effective
Property inspection system.
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| CN113227924B (en) * | 2018-12-27 | 2022-08-16 | 三菱电机株式会社 | Data distribution control device, data distribution control method, and computer-readable recording medium |
| CN114578188A (en) * | 2022-05-09 | 2022-06-03 | 环球数科集团有限公司 | Power grid fault positioning method based on Beidou satellite |
| 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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