CN104035832B - Electronic equipment and data verification method - Google Patents
Electronic equipment and data verification method Download PDFInfo
- Publication number
- CN104035832B CN104035832B CN201310068371.9A CN201310068371A CN104035832B CN 104035832 B CN104035832 B CN 104035832B CN 201310068371 A CN201310068371 A CN 201310068371A CN 104035832 B CN104035832 B CN 104035832B
- Authority
- CN
- China
- Prior art keywords
- data
- decoding
- reading
- unit
- control unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Detection And Correction Of Errors (AREA)
Abstract
The invention discloses a kind of electronic equipment and its data verification methods.The electronic equipment has the storage unit for storing data and the first decoding unit for performing the first data solution code check and the second decoding unit for performing the verification of the second correcting data error, and the data verification method includes：Data read command is received, and reads corresponding coded data；For reading coded data perform the first data solution code check and second correcting data error verification it is at least one, to obtain decoding data；And the decoding data is sent as the reading of the data read command as a result, wherein, the required power consumption for performing the first data solution code check is different from performing the required power consumption of the second correcting data error verification.
Description
Technical field
The present invention relates to electronic device field, and more particularly to a kind of electronic equipment and its data verification method.
Background technology
Have existed a variety of data coding and decoding schemes for adding in data check and error correction, such as CRC（Cyclic redundancy school
It tests）Encoding scheme, ECC（Error check and correction）Encoding scheme, LDPC（Low density parity check code）Encoding scheme, BCH are compiled
Code scheme etc..Different encoding schemes has different verifications and error correcting capability, and is suitable for different application scenarios, simultaneously
It has different realization difficulty and overhead accordingly.
Using such as SSD（Solid state disk）In the electronic equipment of storage device, if using rudimentary coding and decoding scheme
（Such as CRC encoding schemes）For the verification and error correction of data, then may not meet the needs of equipment is for reading and writing data precision.
If on the contrary, using advanced coding and decoding scheme（Such as ECC encoding schemes）, then its need more system resources and improve
System power dissipation, this is weaker for processing capacity and to have for equipment cruising ability in required electronic equipment be that cannot make us
Satisfied.Accordingly, it is desirable to provide a kind of electronic equipment and its data verification method, can realize reading and writing data precision and equipment
System resource and power consumption demand are distributed rationally.
Invention content
In view of the above, the present invention provides a kind of electronic equipment and its data verification method, by according to all
Read access time as read data requires, the history error code of the service life of storage unit and storage region residing for reading data
Record, required checkschema is optimally selected in quick low-power consumption solution code check and high power consumption error checking and correction, so as to
Enough realize distributing rationally for reading and writing data precision and apparatus system resource and power consumption demand.
According to one embodiment of present invention, a kind of data verification method is provided, applied to an electronic equipment, the electricity
Sub- equipment have for store data storage unit and for perform the first data solution code check the first decoding unit and
For performing the second decoding unit of the second correcting data error verification, the data verification method includes：Receive data read command,
And read corresponding coded data；The first data solution code check and second number are performed for the coded data of reading
According at least one of error checking and correction, to obtain decoding data；And the decoding data is sent as the data read command
Reading as a result, wherein, the required power consumption for performing the first data solution code check is different from performing second correcting data error
The required power consumption of verification.
In addition, data verification method according to an embodiment of the invention, wherein the coded data for reading performs
The first data solution code check and second correcting data error verification it is at least one, included with obtaining decoding data：For
The coded data of reading performs the first data solution code check, to obtain the first decoding data；Judge the first data solution
The result of code check indicates that first decoding data whether there is mistake；If mistake is not present in first decoding data,
Then determine first decoding data as the reading result；If first decoding data is there are mistake, for reading
The coded data taken performs the second correcting data error verification, to obtain the second decoding data, and determines second decoding
Data are as the reading result.
In addition, data verification method according to an embodiment of the invention, wherein the coded data for reading performs
The first data solution code check and second correcting data error verification it is at least one, included with obtaining decoding data：Judge
The time attribute for reading instruction, if the time attribute indicates that the permission read access time of the data read command is less than
Predetermined read access time threshold value then performs the first data solution code check for the coded data of reading, to obtain the first decoding
Data, and determine first decoding data as the reading result；And if the time attribute indicates the number
It is greater than or equal to predetermined read access time threshold value according to the permission read access time for reading instruction, then institute is performed for the coded data of reading
The first data solution code check is stated, to obtain the first decoding data；Judge described in the result instruction of the first data solution code check
First decoding data whether there is mistake；If mistake is not present in first decoding data, it is determined that the first solution yardage
According to as the reading result；If first decoding data is there are mistake, for described in the coded data execution of reading
Second correcting data error verifies, and to obtain the second decoding data, and determines second decoding data as the reading result.
In addition, data verification method according to an embodiment of the invention, wherein the coded data for reading performs
The first data solution code check and second correcting data error verification it is at least one, included with obtaining decoding data：Judge
The usage time parameter of the storage unit, if the usage time parameter indicates that the usage time of the storage unit is less than
Predetermined usage time threshold value then performs the first data solution code check for the coded data of reading, to obtain the first decoding
Data, and determine first decoding data as the reading result；And if the usage time parameter indicates institute
The usage time for stating storage unit is greater than or equal to predetermined usage time threshold value, then performs described for the coded data of reading
Two data solution code checks to obtain the second decoding data, and determine second decoding data as the reading result.
In addition, data verification method according to an embodiment of the invention, wherein the coded data for reading performs
The first data solution code check and second correcting data error verification it is at least one, included with obtaining decoding data：Judge
The history error code parameter of the corresponding region for the storage unit that the data read command corresponds to, if the history error code parameter
The history bit error rate of the storage unit is indicated less than predetermined bit error rate threshold, then described the is performed for the coded data of reading
One data solution code check to obtain the first decoding data, and determines first decoding data as the reading result；With
And if the history error code parameter indicates that the history bit error rate of the storage unit is greater than or equal to predetermined bit error rate threshold,
The second data solution code check is performed for the coded data of reading, to obtain the second decoding data, and determines described the
Two decoding datas are as the reading result.
According to another embodiment of the present invention, a kind of electronic equipment is provided, including：Control unit；First decoding unit,
For performing the first data solution code check；Second decoding unit, for performing the verification of the second correcting data error；And storage unit,
For storing data, wherein, described control unit receives data read command, and reads corresponding compile from the storage unit
Code data；Described control unit controls at least one for reading of first decoding unit and second decoding unit
Coded data performs decoding, to obtain decoding data；And described control unit sends the decoding data as the data
The reading of instruction is read as a result, wherein, the required power consumption of first decoding unit is different from the institute of second decoding unit
Need power consumption.
In addition, electronic equipment according to another embodiment of the present invention, wherein described control unit control first solution
At least one coded data for reading of code unit and second decoding unit performs decoding, to obtain decoding data packet
It includes：Described control unit controls first decoding unit to perform first data for the coded data of reading and decodes school
It tests, to obtain the first decoding data；Described control unit judges the result instruction described first of the first data solution code check
Decoding data whether there is mistake；If mistake is not present in first decoding data, it is determined that first decoding data is made
For the reading result；If there are mistake, described control unit control the second decoding lists for first decoding data
Member performs second correcting data error for the coded data of reading and verifies, and to obtain the second decoding data, and determines described
Second decoding data is as the reading result.
In addition, electronic equipment according to another embodiment of the present invention, wherein described control unit control first solution
At least one coded data for reading of code unit and second decoding unit performs decoding, to obtain decoding data packet
It includes：Described control unit judges the time attribute for reading instruction, if the time attribute indicates that the digital independent refers to
The permission read access time of order is less than predetermined read access time threshold value, then described control unit controls first decoding unit for reading
The coded data taken performs the first data solution code check, to obtain the first decoding data, and determines first decoding
Data are as the reading result；And if the time attribute indicates that the permission read access time of the data read command is big
In or equal to predetermined read access time threshold value, then described control unit control first decoding unit is for the coded data of reading
The first data solution code check is performed, to obtain the first decoding data；Described control unit judges the first data decoding
The result of verification indicates that first decoding data whether there is mistake；If mistake is not present in first decoding data,
Determine first decoding data as the reading result；If there are mistake, the controls for first decoding data
Unit controls second decoding unit to perform second correcting data error for the coded data of reading and verifies, to obtain second
Decoding data, and determine second decoding data as the reading result.
In addition, electronic equipment according to another embodiment of the present invention, wherein described control unit control first solution
At least one coded data for reading of code unit and second decoding unit performs decoding, to obtain decoding data packet
It includes：Described control unit judges the usage time parameter of the storage unit, if deposited described in usage time parameter instruction
The usage time of storage unit is less than predetermined usage time threshold value, then described control unit controls first decoding unit for reading
The coded data taken performs the first data solution code check, to obtain the first decoding data, and determines first decoding
Data are as the reading result；And if the usage time parameter indicate the usage time of the storage unit be more than or
Equal to predetermined usage time threshold value, then described control unit control second decoding unit is for the coded data execution of reading
The second data solution code check to obtain the second decoding data, and determines second decoding data as the reading
As a result.
In addition, electronic equipment according to another embodiment of the present invention, wherein described control unit control first solution
At least one coded data for reading of code unit and second decoding unit performs decoding, to obtain decoding data packet
It includes：Described control unit judges the history error code parameter of the corresponding region for the storage unit that the data read command corresponds to,
If the history error code parameter indicates the history bit error rate of the storage unit less than predetermined bit error rate threshold, the control
Unit controls first decoding unit to perform the first data solution code check for the coded data of reading, to obtain first
Decoding data, and determine first decoding data as the reading result；And if the history error code parameter refers to
Show that the history bit error rate of the storage unit is greater than or equal to predetermined bit error rate threshold, then described control unit control described second
Decoding unit performs the second data solution code check for the coded data of reading, to obtain the second decoding data, and really
Fixed second decoding data is as the reading result.
Electronic equipment and its data verification method according to embodiments of the present invention, by according to the reading for such as reading data
The history error code record of time requirement, the service life of storage unit and storage region residing for reading data is taken, quick
Required checkschema is optimally selected in low-power consumption solution code check and high power consumption error checking and correction, so as to realize reading and writing data
Precision and apparatus system resource and power consumption demand are distributed rationally.
Description of the drawings
Fig. 1 is the block diagram of diagram electronic equipment according to embodiments of the present invention；
Fig. 2 is the flow chart for illustrating data verification method according to a first embodiment of the present invention；
Fig. 3 is the flow chart for illustrating data verification method according to a second embodiment of the present invention；
Fig. 4 is the flow chart for illustrating data verification method according to a third embodiment of the present invention；
Fig. 5 is the flow chart for illustrating data verification method according to a fourth embodiment of the present invention；And
Fig. 6 is the flow chart for illustrating data verification method according to a fifth embodiment of the present invention；
Specific embodiment
Hereinafter, multiple embodiments, application and modification are described with reference to the accompanying drawings.In addition, the embodiments described below is excellent
The particular example of choosing, and there is provided technically preferred various limitations, but in the following description, the present invention is not restricted to these
Embodiment.
First, will electronic equipment according to embodiments of the present invention be described with reference to Fig. 1.The electronic equipment is preferably e.g.
Personal computer, smart mobile phone, personal digital assistant, palm PC etc..
Fig. 1 is the block diagram of diagram electronic equipment according to embodiments of the present invention.As shown in Figure 1, according to embodiments of the present invention
Electronic equipment 1 have control unit 10, storage unit 20, the first decoding unit 30 and the second decoding unit 40.
Specifically, described control unit 10 controls the processing such as the read-write, decoding, verification for electronic equipment 1.At this
In one embodiment of invention, described control unit 10 can be, but not limited to by the central processing unit of the electronic equipment 1
（CPU）Configuration.In another embodiment of the invention, described control unit 10 can be by the special of such as Read-write Catrol chip
Manage unit configuration.
The storage unit 20 is used to store data.In one embodiment of the invention, the storage unit 20 is by solid
State hard disk（SSD）Configuration.In another embodiment of the invention, the storage unit 20 is by common hard disc（HDD）Configuration.Ability
The technical staff in domain is readily appreciated that the storage unit 20 can also be by including solid state disk（SSD）Region and common hard disc
（HDD）The mixed type hard disk configuration in region.
First decoding unit 30 is for performing the first data solution code check, and the second decoding unit 40 is then used to perform
Second correcting data error verifies.That is, first decoding unit 30 performs such as cyclic redundancy for read data
Verification（CRC）Error detection verification, with determine decoding data in whether there is error coded.Second decoding unit 40 is for being read
Data perform such as error check and correction（ECC）Error checking and correction, so as to determine the error coded in decoding data and
It is corrected using error correcting code.In general, the second decoding unit 40 performed by second decoding unit 40 is than by described first
The first data solution code check that decoding unit 30 performs needs better power consumption and system resource, and when needing longer operation
Between.
The data school performed next, with reference to Fig. 2 to Fig. 5 specific descriptions by electronic equipment 1 according to embodiments of the present invention
Proved recipe method.
Fig. 2 is the flow chart for illustrating data verification method according to a first embodiment of the present invention.As shown in Fig. 2, according to this
The data verification method of invention first embodiment includes the following steps.
In step s 201, described control unit 10 receives the number of the application of equipment or internal operation from device external
It is instructed according to reading, and corresponding coded data is read from the storage unit 20.Hereafter, processing enters step S202.
In step S202, described control unit 10 controls first decoding unit 30 and second decoding unit 40
At least one coded data for reading perform decoding, to obtain decoding data.It as follows will be further with reference to Fig. 3 to Fig. 5
Description, described control unit 10 will based on such as read data read access time requirement, storage unit service life and
The history error code record of storage region residing for data is read, selects first decoding unit 30 and second decoding unit 40
One of or both sequence perform coded data decoding and verification.Hereafter, processing enters step S203.
In step S203, described control unit 10 is sent in described in the decoding data conduct obtained in step S202
Data read command reading as a result, and data verification method according to a first embodiment of the present invention terminate.
Fig. 3 is the flow chart for illustrating data verification method according to a second embodiment of the present invention.As shown in figure 3, according to this
The data verification method of invention second embodiment includes the following steps.
In step S301, described control unit 10 receives the digital independent of the application from external equipment or internal operation
Instruction, and read corresponding coded data from the storage unit 20.Hereafter, processing enters step S302.
In step s 302, described control unit 10 controls first decoding unit 30 to hold the coded data of reading
Row the first data solution code check, to obtain the first decoding data.Hereafter, processing enters step S303.
In step S303, described control unit 10 judges the result instruction described first of the first data solution code check
Whether decoding data is not present mistake.
If obtain positive result, i.e., result instruction first solution of described first data solution code check in step S303
There is no mistakes for code data, then handle to enter step S304.In step s 304, then described control unit 10 determines described first
Decoding data is read as described as a result, and sending the reading result to the external equipment or internal operation of request data
Using.
If on the contrary, obtain negative decision, i.e., the result instruction institute of described first data solution code check in step S303
The first decoding data is stated there are mistake, then processing enters step S305.In step S305, described control unit 10 controls described
Second decoding unit 40 performs second correcting data error for the coded data of reading and verifies, to obtain the second decoding data,
And it determines and sends second decoding data as the reading result.
In the data verification method according to a second embodiment of the present invention described above with reference to Fig. 3, described control unit
10 controls are only deposited in the case of an error in the decoding data for performing error detection by first decoding unit 30, just start institute
It states the second decoding unit 40 and performs the second correcting data error verification to there is the decoding data of mistake.Therefore, according to the present invention
The data verification method of second embodiment reduces the number of run of the second correcting data error verification of high power consumption, so as to drop on the whole
The low power consumption of the electronic equipment 1.
Fig. 4 is the flow chart for illustrating data verification method according to a third embodiment of the present invention.As shown in figure 4, according to this
The data verification method of invention 3rd embodiment includes the following steps.
In step S401, described control unit 10 receives the digital independent of the application from external equipment or internal operation
Instruction, and read corresponding coded data from the storage unit 20.Hereafter, processing enters step S402.
In step S402, described control unit 10 obtains the time attribute for reading instruction, and when judging described
Between attribute indicate data read command permission read access time whether be less than predetermined read access time threshold value.
If obtaining positive result in step S402, i.e., the data read command of described time attribute instruction allows to read
Taking the time, in other words, i.e., described data read command instruction needs quick reading data, then less than predetermined read access time threshold value
Processing enters step S403.In step S403, described control unit 10 controls first decoding unit 30 for reading
Coded data performs the first data solution code check, to obtain the first decoding data, and determines first decoding data
It is read as described as a result, hereafter sending application of the reading result to the external equipment or internal operation of request data.
If on the contrary, obtained positive result in step S402, i.e. the data read command of time attribute instruction
Read access time is allowed to be equal to or higher than predetermined read access time threshold value, in other words, i.e., described data read command instruction does not need to
Quick to read data, then processing enters step S404.Hereafter, the processing performed in step S404 to step S407 respectively with it is upper
Face is identical with reference to the processing performed in the step S302 to step S305 that Fig. 3 is described, will omit its repeated description herein.
In the data verification method according to a third embodiment of the present invention described above with reference to Fig. 4, described control unit
10 first determine whether data read command indicates to need quick reading speed.In the situation for needing quick reading speed
Under, only start first decoding unit 30 and perform solution code check, even if the result display solution of the first data solution code check
There are error codes for code data, also do not start the execution of the second decoding unit 40 further and state the verification of the second correcting data error, so as to really
The requirement of reading speed is protected.
Fig. 5 is the flow chart for illustrating data verification method according to a fourth embodiment of the present invention.As shown in figure 5, according to this
The data verification method of invention fourth embodiment includes the following steps.
In step S501, described control unit 10 receives the digital independent of the application from external equipment or internal operation
Instruction, and read corresponding coded data from the storage unit 20.Hereafter, processing enters step S502.
In step S502, described control unit 10 judges whether the usage time parameter of the storage unit 20 indicates institute
The usage time for stating storage unit 20 is less than predetermined usage time threshold value.
If obtaining positive result in step S502, i.e., when usage time parameter indicates the use of the storage unit 20
Between less than predetermined usage time threshold value, in other words, i.e., described storage unit 20 undergoes less usage time or less read-write
Number, then processing enter step S503.In step S503, described control unit 10 control first decoding unit 30 for
The coded data of reading performs the first data solution code check, to obtain the first decoding data, and determines first solution
Code data are read as described as a result, hereafter sending the reading result to the external equipment of request data or answering for internal operation
With.
If on the contrary, obtaining negative decision in step S502, i.e., usage time parameter indicates the storage unit 20
Usage time be equal to or more than predetermined usage time threshold value, in other words, i.e., described storage unit 20 undergoes longer use
Time or more read-write number, then processing enter step S504.In step S504, described control unit 10 controls described second
Decoding unit 40 performs second correcting data error for the coded data of reading and verifies, to obtain the second decoding data, and
Determine that second decoding data is read as described as a result, hereafter sending the reading result to the external equipment of request data
Or the application of internal operation.
In the data verification method according to a fourth embodiment of the present invention described above with reference to Fig. 5, described control unit
10 first determine whether the usage time of the storage unit 20 or read-write number, this is because the storage device of such as SSD is with making
It will appear the deterioration of storage performance with time and read-write number increase, so as to increase the bit error rate of storage data.In this way, only in institute
It states 20 usage time of storage unit or after read-write number is more than predetermined threshold, just starts second decoding unit 40 and perform institute
State the verification of the second correcting data error.Therefore, data verification method according to a fourth embodiment of the present invention reduces the second of high power consumption
The number of run of correcting data error verification, so as to reduce the power consumption of the electronic equipment 1 on the whole.
Fig. 6 is the flow chart for illustrating data verification method according to a fifth embodiment of the present invention.As shown in fig. 6, according to this
The data verification method for inventing the 5th embodiment includes the following steps.
In step s 601, described control unit 10 receives the digital independent of the application from external equipment or internal operation
Instruction, and read corresponding coded data from the storage unit 20.Hereafter, processing enters step S602.
In step S602, described control unit 10 judges the correspondence for the storage unit that the data read command corresponds to
Whether the history error code parameter in region indicates that the history bit error rate for the storage unit to be read is less than predetermined bit error rate threshold.
If obtaining positive result in step S602, that is, the history bit error rate for the storage unit to be read is missed less than predetermined
Code check threshold value, in other words, that is, the bit error probability for the storage unit to be read are relatively low, then processing enters step S603.In step
In S603, described control unit 10 controls first decoding unit 30 to perform first data for the coded data of reading
Code check is solved, to obtain the first decoding data, and determines first decoding data as the reading as a result, hereafter sending
The application that result is read to the external equipment or internal operation of request data.
If on the contrary, obtained negative decision in step S602, that is, history bit error rate for the storage unit to be read etc.
In or higher than predetermined bit error rate threshold, in other words, that is, for the bit error probability for the storage unit to be read compared with original text, then processing enters step
Rapid S604.In step s 604, described control unit 10 controls second decoding unit 40 to hold the coded data of reading
Row the second correcting data error verification, to obtain the second decoding data, and determines second decoding data as the reading
It takes as a result, hereafter sending application of the reading result to the external equipment or internal operation of request data.
In the data verification method according to a fifth embodiment of the present invention described above with reference to Fig. 6, described control unit
10 first determine whether the history error code parameter of the corresponding region for the storage unit that the data read command corresponds to.In this way, only exist
The data to be read for the storage unit 20 high bit error area when, just start second decoding unit 40 and perform described
Two correcting data errors verify.Therefore, data verification method according to a fifth embodiment of the present invention reduces the second data of high power consumption
The number of run of error checking and correction, so as to reduce the power consumption of the electronic equipment 1 on the whole.
Electronic equipment and its data verification method according to embodiments of the present invention are described above by reference to Fig. 1 to Fig. 6, is led to
Cross the storage region according to residing for the read access time requirement of such as reading data, the service life of storage unit and reading data
History error code records, and required verification side is optimally selected in quick low-power consumption solution code check and high power consumption error checking and correction
Case, so as to realize distributing rationally for reading and writing data precision and apparatus system resource and power consumption demand.
It should be noted that in the present specification, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
Also there are other identical elements in process, method, article or equipment including the element.
Finally, it is to be noted that, a series of above-mentioned processing are not only included with sequence described here in temporal sequence
The processing of execution, and the processing including performing parallel or respectively rather than in chronological order.
Through the above description of the embodiments, those skilled in the art can be understood that the present invention can be by
Software adds the mode of required hardware platform to realize, naturally it is also possible to all be implemented by hardware.Based on such understanding,
Technical scheme of the present invention can be embodied in the form of software product in whole or in part to what background technology contributed,
The computer software product can be stored in storage medium, such as ROM/RAM, magnetic disc, CD, including some instructions making
Obtain a computer equipment（Can be personal computer, server or the network equipment etc.）Perform each embodiment of the present invention
Or the method described in certain parts of embodiment.
The present invention is described in detail above, specific case used herein is to the principle of the present invention and embodiment party
Formula is expounded, and the explanation of above example is only intended to facilitate the understanding of the method and its core concept of the invention；It is meanwhile right
In those of ordinary skill in the art, thought according to the present invention has change in specific embodiments and applications
Part, in conclusion the content of the present specification should not be construed as limiting the invention.
Claims (6)
1. a kind of data verification method, applied to an electronic equipment, the electronic equipment has the storage list for storing data
Member and the first decoding unit for performing the first data solution code check and second for execution the second correcting data error verification
Decoding unit, the data verification method include：
Data read command is received, and reads corresponding coded data；
At least the one of the first data solution code check and second correcting data error verification is performed for the coded data of reading
It is a, to obtain decoding data；And
The decoding data is sent as the reading of the data read command as a result,
Wherein, the required power consumption for performing the first data solution code check is different from performing the institute of the second correcting data error verification
Need power consumption,
The first data solution code check and second correcting data error verification wherein are performed extremely for the coded data of reading
It is one few, included with obtaining decoding data：
The time attribute for reading instruction is judged, if the time attribute instruction data read command allows to read
Time is less than predetermined read access time threshold value, then performs the first data solution code check for the coded data of reading, to obtain
First decoding data, and determine first decoding data as the reading result；And
If the time attribute indicates that the permission read access time of the data read command is greater than or equal to predetermined read access time
Threshold value,
The first data solution code check then is performed for the coded data of reading, to obtain the first decoding data；
Judge that the result of the first data solution code check indicates that first decoding data whether there is mistake；
If mistake is not present in first decoding data, it is determined that first decoding data is as the reading result；
If there are mistakes for first decoding data, the second correcting data error school is performed for the coded data of reading
It tests, to obtain the second decoding data, and determines second decoding data as the reading result.
2. a kind of data verification method, applied to an electronic equipment, the electronic equipment has the storage list for storing data
Member and the first decoding unit for performing the first data solution code check and second for execution the second correcting data error verification
Decoding unit, the data verification method include：
Data read command is received, and reads corresponding coded data；
At least the one of the first data solution code check and second correcting data error verification is performed for the coded data of reading
It is a, to obtain decoding data；And
The decoding data is sent as the reading of the data read command as a result,
Wherein, the required power consumption for performing the first data solution code check is different from performing the institute of the second correcting data error verification
Need power consumption,
The first data solution code check and second correcting data error verification wherein are performed extremely for the coded data of reading
It is one few, it is further included with obtaining decoding data：
The usage time parameter of the storage unit is judged, if the usage time parameter indicates the use of the storage unit
Time is less than predetermined usage time threshold value, then performs the first data solution code check for the coded data of reading, to obtain
First decoding data, and determine first decoding data as the reading result；And
If the usage time parameter indicates that the usage time of the storage unit is greater than or equal to predetermined usage time threshold value,
Then second correcting data error is performed for the coded data of reading to verify, to obtain the second decoding data, and determine described
Second decoding data is as the reading result.
3. a kind of data verification method, applied to an electronic equipment, the electronic equipment has the storage list for storing data
Member and the first decoding unit for performing the first data solution code check and second for execution the second correcting data error verification
Decoding unit, the data verification method include：
Data read command is received, and reads corresponding coded data；
At least the one of the first data solution code check and second correcting data error verification is performed for the coded data of reading
It is a, to obtain decoding data；And
The decoding data is sent as the reading of the data read command as a result,
Wherein, the required power consumption for performing the first data solution code check is different from performing the institute of the second correcting data error verification
Need power consumption,
The first data solution code check and second correcting data error verification wherein are performed extremely for the coded data of reading
It is one few, it is further included with obtaining decoding data：
The history error code parameter of the corresponding region for the storage unit that the data read command corresponds to is judged, if the history
Error code parameter indicates that the history bit error rate of the storage unit less than predetermined bit error rate threshold, is then held the coded data of reading
Row the first data solution code check to obtain the first decoding data, and determines first decoding data as the reading
Take result；And
If the history error code parameter indicates that the history bit error rate of the storage unit is greater than or equal to predetermined bit error rate threshold,
Then second correcting data error is performed for the coded data of reading to verify, to obtain the second decoding data, and determine described
Second decoding data is as the reading result.
4. a kind of electronic equipment, including：
Control unit；
First decoding unit, for performing the first data solution code check；
Second decoding unit, for performing the verification of the second correcting data error；And
Storage unit, for storing data,
Wherein, described control unit receives data read command, and reads corresponding coded data from the storage unit；
Described control unit controls at least one volume for reading of first decoding unit and second decoding unit
Code data perform decoding, to obtain decoding data；And
Described control unit send the decoding data as the reading of the data read command as a result,
Wherein, the required power consumption of first decoding unit is different from the required power consumption of second decoding unit,
Wherein described control unit control first decoding unit and second decoding unit is at least one for reading
Coded data perform decoding, included with obtaining decoding data：
Described control unit judges the time attribute for reading instruction, if the time attribute indicates that the digital independent refers to
The permission read access time of order is less than predetermined read access time threshold value, then described control unit controls first decoding unit for reading
The coded data taken performs the first data solution code check, to obtain the first decoding data, and determines first decoding
Data are as the reading result；And
If the time attribute indicates that the permission read access time of the data read command is greater than or equal to predetermined read access time
Threshold value,
Then described control unit controls first decoding unit to perform first data for the coded data of reading and decodes
Verification, to obtain the first decoding data；
Described control unit judges that the result of the first data solution code check indicates first decoding data with the presence or absence of mistake
Accidentally；
If mistake is not present in first decoding data, it is determined that first decoding data is as the reading result；
If first decoding data, there are mistake, described control unit controls second decoding unit for reading
Coded data performs the second correcting data error verification, to obtain the second decoding data, and determines second decoding data
As the reading result.
5. a kind of electronic equipment, including：
Control unit；
First decoding unit, for performing the first data solution code check；
Second decoding unit, for performing the verification of the second correcting data error；And
Storage unit, for storing data,
Wherein, described control unit receives data read command, and reads corresponding coded data from the storage unit；
Described control unit controls at least one volume for reading of first decoding unit and second decoding unit
Code data perform decoding, to obtain decoding data；And
Described control unit send the decoding data as the reading of the data read command as a result,
Wherein, the required power consumption of first decoding unit is different from the required power consumption of second decoding unit,
Wherein described control unit control first decoding unit and second decoding unit is at least one for reading
Coded data perform decoding, included with obtaining decoding data：
Described control unit judges the usage time parameter of the storage unit, if deposited described in usage time parameter instruction
The usage time of storage unit is less than predetermined usage time threshold value, then described control unit controls first decoding unit for reading
The coded data taken performs the first data solution code check, to obtain the first decoding data, and determines first decoding
Data are as the reading result；And
If the usage time parameter indicates that the usage time of the storage unit is greater than or equal to predetermined usage time threshold value,
Then described control unit controls second decoding unit to perform second correcting data error for the coded data of reading and verifies,
To obtain the second decoding data, and determine second decoding data as the reading result.
6. a kind of electronic equipment, including：
Control unit；
First decoding unit, for performing the first data solution code check；
Second decoding unit, for performing the verification of the second correcting data error；And
Storage unit, for storing data,
Wherein, described control unit receives data read command, and reads corresponding coded data from the storage unit；
Described control unit controls at least one volume for reading of first decoding unit and second decoding unit
Code data perform decoding, to obtain decoding data；And
Described control unit send the decoding data as the reading of the data read command as a result,
Wherein, the required power consumption of first decoding unit is different from the required power consumption of second decoding unit,
Wherein described control unit control first decoding unit and second decoding unit is at least one for reading
Coded data perform decoding, included with obtaining decoding data：
Described control unit judges the history error code parameter of the corresponding region for the storage unit that the data read command corresponds to,
If the history error code parameter indicates the history bit error rate of the storage unit less than predetermined bit error rate threshold, the control
Unit controls first decoding unit to perform the first data solution code check for the coded data of reading, to obtain first
Decoding data, and determine first decoding data as the reading result；And
If the history error code parameter indicates that the history bit error rate of the storage unit is greater than or equal to predetermined bit error rate threshold,
Then described control unit controls second decoding unit to perform second correcting data error for the coded data of reading and verifies,
To obtain the second decoding data, and determine second decoding data as the reading result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310068371.9A CN104035832B (en) | 2013-03-04 | 2013-03-04 | Electronic equipment and data verification method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310068371.9A CN104035832B (en) | 2013-03-04 | 2013-03-04 | Electronic equipment and data verification method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104035832A CN104035832A (en) | 2014-09-10 |
| CN104035832B true CN104035832B (en) | 2018-07-03 |
Family
ID=51466606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310068371.9A Active CN104035832B (en) | 2013-03-04 | 2013-03-04 | Electronic equipment and data verification method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104035832B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105790773A (en) * | 2016-04-08 | 2016-07-20 | 暨南大学 | Novel 10 gigabit Ethernet parallel CRC encoding and decoding method |
| CN110908826B (en) * | 2019-10-16 | 2021-04-20 | 长江存储科技有限责任公司 | Data processing method and related product |
| CN114415817B (en) * | 2020-10-28 | 2024-05-07 | 北京小米移动软件有限公司 | Display control method, electronic device and storage medium |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101329916A (en) * | 2007-01-08 | 2008-12-24 | 三星电子株式会社 | Flash memory device error correction code controllers and related methods and memory systems |
| CN102203740A (en) * | 2011-05-27 | 2011-09-28 | 华为技术有限公司 | Data processing method, device and system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7900118B2 (en) * | 2007-02-12 | 2011-03-01 | Phison Electronics Corp. | Flash memory system and method for controlling the same |
| US8453032B2 (en) * | 2010-04-21 | 2013-05-28 | General Electric Company | Energy and space efficient detection for data storage |
| US8869000B2 (en) * | 2011-01-31 | 2014-10-21 | Marvell World Trade Ltd. | Methods and systems for efficient decoding of concatenated error correction codes |
| CN102567134B (en) * | 2012-01-06 | 2015-01-07 | 威盛电子股份有限公司 | Error check and correction system and error check and correction method for memory module |
-
2013
- 2013-03-04 CN CN201310068371.9A patent/CN104035832B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101329916A (en) * | 2007-01-08 | 2008-12-24 | 三星电子株式会社 | Flash memory device error correction code controllers and related methods and memory systems |
| CN102203740A (en) * | 2011-05-27 | 2011-09-28 | 华为技术有限公司 | Data processing method, device and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104035832A (en) | 2014-09-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20230280911A1 (en) | Managing Memory Devices in a Storage Network | |
| US10067832B2 (en) | Imposter slices | |
| US10083081B2 (en) | Responding to a maintenance free storage container security threat | |
| US20170300396A1 (en) | Allocating data based on hardware faults | |
| US10387382B2 (en) | Estimating a number of entries in a dispersed hierarchical index | |
| US10255133B2 (en) | Isolating the introduction of software defects in a dispersed storage network | |
| US10089036B2 (en) | Migrating data in a distributed storage network | |
| US8707105B2 (en) | Updating a set of memory devices in a dispersed storage network | |
| US8756464B2 (en) | Flash memory device and flash memory programming method equalizing wear-level | |
| US9348692B2 (en) | Flash memory apparatus, memory controller and method for controlling flash memory | |
| CN107807792A (en) | A kind of data processing method and relevant apparatus based on copy storage system | |
| CN107391297B (en) | System and method for improving data refresh in flash memory | |
| CN104035832B (en) | Electronic equipment and data verification method | |
| CN105788647B (en) | A kind of error correction method and device of nonvolatile storage | |
| US11416149B1 (en) | Selecting a processing unit in accordance with a customizable data processing plan | |
| CN110401458B (en) | Data check coding method and system | |
| CN116917873A (en) | Data access method, memory controller and memory device | |
| US20180074905A1 (en) | Storage container reassignment based on dynamic parameters | |
| CN108170554A (en) | The data-encoding scheme and device of a kind of NAND | |
| CN116760424A (en) | Interleaving encoding method, interleaving encoding system, electronic device and storage medium | |
| CN107632902A (en) | Method, controller and the storage system of data are replied when failing for sequencing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |