CN108962141A - Display panel and offset data transfer check method - Google Patents
Display panel and offset data transfer check method Download PDFInfo
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- CN108962141A CN108962141A CN201810824623.9A CN201810824623A CN108962141A CN 108962141 A CN108962141 A CN 108962141A CN 201810824623 A CN201810824623 A CN 201810824623A CN 108962141 A CN108962141 A CN 108962141A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3225—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
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- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
This application involves a kind of display panels and offset data transfer check method.The offset data transfer check method includes: that the offset data of the display panel is divided into M group offset data.Current offset data and corresponding first check code described in obtaining each group.The current offset data is stored in the first memory.Second check code is generated for each group of the current offset data.Whether first check code of current offset data described in judging same group mutually matches with second check code.The current offset data is re-write if they do not match then returning.In this implementation, if a certain group of the current offset data is when the error occurs, the current offset data for then only needing to re-write one group of error, re-enters without the offset data to the display panel entirety, greatly improves the efficiency of transmission of offset data.
Description
Technical field
This application involves field of display technology, more particularly to a kind of display panel and offset data transfer check method.
Background technique
Currently, active matrix-driven organic light-emitting diode (Active Matrix Driving OLED, referred to as
AMOLED) since there is self-luminous simultaneously, display contrast that high, thickness is thin, visual angle is wide, reaction speed is fast, use temperature range
Extensively, it constructs and the excellent characteristics such as processing procedure is simpler is widely used.But the electric current of Organic Light Emitting Diode can be with
The threshold voltage shift of driving transistor is varied, so that AMOLED display panel generates the uneven Mura (color of display brightness
Spot defect) phenomenon.Mura phenomenon, that is, partial pixel intrinsic brilliance is partially darker than the theoretical brightness that should be shown or partially bright, and then influences
The brightness uniformity and brightness constancy of AMOLED display panel.
Currently, it is primary to generally use the offset data that will be handled well when the Mura phenomenon to display panel compensates
Property all in the RAM of the data drive circuit of write-in display panel, then store to display panel from RAM by offset data
FLASH ROM.And offset data often will appear check errors during compensating to Mura phenomenon, need to re-write
Whole offset datas.It re-writes whole offset datas to make the offset data of display panel transmission efficiency is low, time-consuming.
In addition, display panel resolution ratio from now on is higher, the amount of offset data is relatively bigger, and efficiency is also lower.
Summary of the invention
Based on this, it is necessary in view of the above technical problems, provide a kind of display panel and offset data transfer check method.
A kind of offset data transfer check method, it is described aobvious for realizing the transfer check of the offset data of display panel
Show that panel includes screen body mould group, data drive circuit, the data drive circuit is electrically connected with the screen body mould group, the data
Driving circuit includes first memory, which comprises
Obtain current offset data, and the first check code corresponding with the current offset data, the screen body mould group
It is divided into M subregion, the M subregion corresponds to M group offset data, and the current offset data is in the M group offset data
One group, M is positive integer；
The current offset data is stored in the first memory, and generates the second check code；
Judge first check code and second check code whether successful match；
If so, next group of offset data is further obtained, until the M group offset data is all stored in described first
Memory；
If it is not, then returning to the current offset data of acquisition, and verified with the current offset data corresponding first
The step of code, re-write the current offset data.
In one embodiment, the display panel further includes flash storage, the flash storage and the screen
The electrical connection of body mould group, the method also includes:
The flash storage is written into from the first memory in the M group offset data after verification.
It in one embodiment, include multiple pixel units in the screen body mould group, the multiple pixel unit is along the
One direction is intervally arranged, and is extended line by line in a second direction, and the offset data of the multiple pixel unit of every a line is
One group in the M group offset data.
It in one embodiment, include multiple pixel units in the screen body mould group, the multiple pixel unit is along the
One direction is intervally arranged, and is extended line by line in a second direction, and the offset data of the multiple pixel unit of every N row is institute
One group in M group offset data is stated, wherein N≤M, M/N is positive integer, and N is not equal to 1.
In one embodiment, the method for generating the M group offset data includes:
Subregion is carried out to the multiple pixel unit being arranged in the screen body mould group, to obtain M subregion, each subregion
Including at least one pixel unit；
Obtain the image information of M subregion in the screen body mould group；
Described image information is handled using DeMure backoff algorithm, to obtain the M group offset data.
In one embodiment, the bit wide of first check code and second check code is 16.
A kind of display panel, comprising:
Shield body mould group, is shown for realizing pixel；
Data drive circuit is electrically connected with the screen body mould group, and the data drive circuit includes first memory, data
Acquiring unit and verification detection unit, the first memory are random access memory, and the data capture unit is worked as obtaining
Precompensation data and the first check code corresponding with the current offset data, the verification detection unit are used for according to
Current offset data generate the second check code and judge first check code and second check code whether successful match.
In one embodiment, further includes:
Flash storage is electrically connected with the screen body mould group, for storing after data drive circuit verification
The M group offset data.
In one embodiment, further includes:
Flexible circuit board is electrically connected with the data drive circuit.
In one embodiment, further includes:
Flip chip are electrically connected with the screen body mould group and the data drive circuit；And
Flexible circuit board is electrically connected with the flip chip.
This application involves a kind of display panels and offset data transfer check method.The offset data transfer check method
It include: that the offset data of the display panel is divided into M group offset data.The data drive circuit is available each
The group current offset data and corresponding first check code.The data drive circuit described can will work as precompensation number
According to being stored in the first memory.Meanwhile the data drive circuit can be directed to each group of the current offset data
Generate second check code.The data drive circuit may determine that same group described in current offset data first school
It tests code and whether second check code is identical or match.Next group of benefit is further obtained if identical or match
Data are repaid, until the M group offset data is all stored in the first memory.If difference does not match that, return
Return it is described obtain current offset data, and the step of the first check code corresponding with the current offset data re-writes
The current offset data.In this implementation, to each group of the offset data in the M group offset data transmitted
All verified.If a certain group of the current offset data is when the error occurs, only need to re-write one group of error
The current offset data is re-entered without the offset data to the display panel entirety, is greatly improved
The efficiency of transmission of offset data.
Detailed description of the invention
Fig. 1 is the flow chart of offset data transfer check method described in the application one embodiment；
Fig. 2 is the flow diagram of offset data transfer check method described in the application one embodiment；
Fig. 3 is the schematic diagram of offset data transfer check in display panel described in the application one embodiment；
Fig. 4 is the schematic diagram of offset data transfer check in display panel described in the application one embodiment；
Fig. 5 is the structural schematic diagram for shielding body mould group described in the application one embodiment；
Fig. 6 is the structural schematic diagram for shielding body mould group described in another embodiment of the application；
Fig. 7 is the sectional view for shielding body mould group described in the application one embodiment.
Drawing reference numeral explanation:
Display panel 10
Shield body mould group 100
Substrate 101
Pixel unit 102
Pixel array control circuit 112
Electroluminescent diode 113
Data drive circuit 200
Data capture unit 210
Verify detection unit 220
First memory 230
Flash storage 300
Flexible circuit board 400
Flip chip 500
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, not
For limiting the application.
Referring to Fig. 1, provide a kind of offset data transfer check method, for realizing the offset data of display panel 10
Transmission and verification.
The display panel 10 may include screen body mould group 100 and data drive circuit 200.100 He of screen body mould group
The data drive circuit 200 is electrically connected.The screen body mould group 100 includes substrate, the array picture for being set to substrate surface
Plain unit.The data drive circuit 200 is used to transmit various data to the screen body mould group 100.For example, pixel can be transmitted
The control information of unit.The data drive circuit 200 may include first memory 230.The described method includes:
S100, obtains current offset data, and the first check code corresponding with the current offset data, the screen body
Mould group 100 is divided for M subregion.The M subregion corresponds to M group offset data, and the current offset data is that the M group compensates number
One group in, wherein M is positive integer.
In this step, the screen body mould group 100 is divided into M subregion, and the display panel 10 could be formed with M group benefit altogether
Repay data.M is positive integer, for example M can take 2, it can divides the display panel 10 for upper and lower part.Computer can be with
The offset data of 10 lower part of offset data and the display panel on 10 top of display panel is obtained, and to this two groups of benefit
It repays data and generates check code.Here the first check code that the correspondence current offset data generates can be computer and generate
The check code that will be generated simultaneously when two groups of offset datas.The data drive circuit 200 works as precompensation described in can obtaining respectively
Data and first check code.The data drive circuit 200 can receive the M group compensation number of external computer transmission
According to, and to each group of the first check code of generation in the M group offset data.Each group of offset data corresponding described first
Check code may be different from.In this step, the offset data of the display panel 10 is divided into M group, and to each group of institute
It states offset data and forms first check code.Each group of the offset data can be made in offset data transmit process
For current offset data.
The current offset data is stored in the first memory 230, and generates the second check code by S200
The first memory 230 can be random access memory.The random access memory is Random Access
The abbreviation of Memory, RAM.The random access memory is the internal storage that data are directly exchanged with controller.RAM can be at any time
Read-write, and speed is quickly, usually as operating system or other be currently running in program ephemeral data storaging medium.It deposits
The content of storage arbitrarily can be taken out or be stored on demand, and the memory that the speed accessed is unrelated with the position of storage unit.It is this to deposit
Reservoir will lose its storage content when power is off.According to the working principle of storage unit, random access memory is divided into static random again
Memory (Static RAM, SRAM) and dynamic RAM (Dynamic RAM, DRAM).The first memory 230 can
To use SRAM or DRAM.
Specifically, the first memory 230 uses RAM, any storage unit therein can be carried out reading or writing behaviour
Make.Information after the closing of screen body mould group 100 power supply in it will not save.It is needed when the screen body mould group 100 is switched on again
Reload, be commonly used to deposit operation system, the various softwares being currently running, output and input data, intermediate result and
Information is exchanged with external memory.
In this step, the data drive circuit 200 can correspond to different data driving chips.The data drive circuit
200 can control the transmission of various data.Two RAM itself also can be set in the data drive circuit 200.In two RAM
A Mura RAM can be set, for storing Mura offset data, can be the first memory 230 in the application.
Other RAM can store other data.
In this step, the data drive circuit 200 can generate the second check code for the current offset data.Institute
State the second check code can the difference current offset datas of basis generated.For example, second check code can be
The expression of the data volume size of the current offset data.Second check code is also possible to the number of the current offset data
According to the expression of digit.
S300, judge first check code and second check code whether successful match.
First check code can be what computer was automatically generated when generating the M group offset data.Described first
The embodiments form of check code and second check code is identical.For example, first check code and second school
Testing code all is the size for characterizing the data volume of the current offset data.Or first check code and second check code
It is all the number for characterizing the data bits of the current offset data.In one embodiment, first check code and described
The bit wide of second check code is 16.The data of 16 bit wides can make as first check code and second check code
It is simpler effectively to obtain checking procedure.For example, need to only judge 16 when judging whether the current offset data transmission is correct
First check code and 16 second check codes it is whether consistent.
S410, if so, next group of offset data is further obtained, until the M group offset data is all stored in institute
State first memory 230.In this step, if first check code and second check code of the current offset data
It can match unanimously, then further obtain next group of offset data.Until the M group offset data is all stored in described first
Memory 230.
S420, if it is not, then return it is described obtain current offset data, and with the current offset data corresponding first
The step of check code, re-writes the current offset data.In this step, if described the first of the current offset data
Check code can not match consistent with second check code, then may be the current offset data write error, Bu Nengjin
Next group of offset data of the write-in of one step.At this moment it needs to return and reacquires the current offset data, while working as described in acquisition
First check code of precompensation data.
In the present embodiment, the offset data of the display panel 10 is divided into M group offset data.The data-driven
Current offset data and corresponding first check code described in available each group of circuit 200.The data drive circuit
The current offset data can be stored in the first memory 230 by 200.Meanwhile the data drive circuit 200 can be with
Second check code is generated for each group of the current offset data.The data drive circuit 200 may determine that together
Whether first check code and second check code of current offset data described in one group are identical or match.If phase
Together or match, further obtain next group of offset data, until the M group offset data is all stored in described first
Memory 230.If different or do not match that, return it is described obtain current offset data, and work as precompensation with described
The step of data corresponding first check code, re-write the current offset data.In this implementation, to the M group transmitted
Each group of the offset data in the offset data is all verified.When first school of the current offset data
Test code and second check code can Corresponding matching when, then explanation be written with correct one group described in current offset data.Such as
A certain group of fruit of the current offset data when the error occurs, then only needs to re-write the described when precompensation number of one group of error
According to without being re-entered to the whole offset data of the display panel 10.In the present embodiment, when a certain group of appearance
Current offset data when there are check errors, rewrite whole offset datas without taking a long time, only need
The offset data for re-writing that group of error, greatly improves the efficiency of transmission of offset data.
The offset data is stored in the data drive circuit 200 referring to Fig. 2, providing in one embodiment
The specific step of the first memory 230:
Screen body mould splits is M subregion by S101, and the M subregion corresponds to M group offset data, and M is positive integer, each
Corresponding one group of first check code of group offset data.
S102, by the first storage of first group of offset data and first group of first check code write-in data drive circuit 200
Device 230, while generating the second check code of first group of offset data.
S103 judges whether first group of first check code and first group of second check code are consistent.
If it is not, then returning to the step S102.
S104, if so, by second group of offset data and the first of second group of first check code write-in data drive circuit
Memory, while generating the second check code of second group of offset data.
S105 judges whether second group of first check code and second group of second check code are consistent.
If it is not, then returning to the step S104.If then further by third group offset data and third group offset data
Corresponding first check code is written in the first memory 230 of the data drive circuit 200.
Until S108, by the first storage of M group offset data and the first check code of M group write-in data drive circuit
Device, while generating the second check code of M group offset data.
S109 judges whether the first check code of M group and the second check code of M group are consistent.If so, the process of end.If
Otherwise the step S108 is further returned.
In the present embodiment, the display panel 10 is given in the specific flow chart for transmitting the offset data.This implementation
In, each group of the offset data in the M group offset data transmitted all is verified.When the current benefit
Repay data first check code and second check code can Corresponding matching when, then explanation be written with correct one group of institute
State current offset data.If a certain group of the current offset data is when the error occurs, only need to re-write error one
The current offset data of group, without being re-entered to the whole offset data of the display panel 10.This reality
It applies in example, when check errors occurs in the current offset data for occurring a certain group, is rewritten all without taking a long time
The offset data, only need to re-write error that group the offset data, greatly improve offset data
Efficiency of transmission.
Referring to Fig. 3, in one embodiment, the display panel 10 further includes flash storage 300.The Flash
The outside of the screen body mould group 100 is arranged in memory 300.The flash storage 300 is electrically connected with the screen body mould group 100
It connects.The method also includes:
The M group offset data after verification is written the Flash from the first memory 230 and deposited by S400
Reservoir 300.
In this step, the flash storage 300 is written into from the first memory 230 in the M group offset data
Process can be used the write-in flash storage 300 of the M group offset data entirety.The M group offset data is whole
The efficiency of transmission of the offset data can be made higher in the write-in flash storage of body.Or the M group is compensated
Data are according to different groupings, the flash storage 300 of write-in a group by a group.The mode of packet checks and grouping transmission
It is whether correct that offset data described in each group be transferred in the flash storage can further be detected.
Referring to Fig. 4, including multiple pixel units 102 in the screen body mould group 100 in one embodiment.It is described
Multiple pixel units 102 are intervally arranged along first direction, and are extended line by line in a second direction.The multiple picture of every a line
The offset data of plain unit 102 is one group in the M group offset data.
In the present embodiment, the screen body mould group 100 includes substrate 101 and is set to the described more of 101 surface of substrate
A pixel unit 102.In the present embodiment, the offset data of the multiple pixel unit 102 of every a line is that the M group compensates number
One group in.Offset data described in the multiple one group of the formation of pixel unit 102 of every a line.In the present embodiment, using described
The multiple pixel units in the horizontal direction of display panel 10 have similar resolution ratio, according to row to the display panel 10
It distinguishes.
It in one embodiment, include multiple pixel units 102 in the screen body mould group 100.The multiple pixel list
Member 102 is intervally arranged along first direction, and is extended line by line in a second direction.The multiple pixel unit 102 of every N row
Offset data is one group in the M group offset data, wherein N≤M, and M/N is positive integer, and N is not equal to 1.N in the present embodiment
It can be the positive integer in addition to 1, and to meet N≤M, M/N is positive integer.In the present embodiment, the multiple picture of every N row
The offset data of plain unit 102 is one group in the M group offset data, and the display panel 10 can be allowed to divide in this way
It is less group.And the capacity of each group of the offset data can guarantee suitable range.
In one embodiment, the method for generating the M group offset data includes:
S10 carries out subregion to the multiple pixel unit 102 being arranged in the screen body mould group 100, to obtain M points
Area, each subregion include at least one pixel unit 102.
S20 obtains the image information of M subregion in the screen body mould group 100.
S30 is handled described image information using DeMure backoff algorithm, to obtain the M group offset data.
In the present embodiment, firstly, subregion is carried out to the multiple pixel unit 102 being arranged in the screen body mould group 100,
To obtain M subregion, each subregion includes at least one pixel unit 102.Then, M points are obtained in the screen body mould group 100
The image information in area.Pure gray scale image shown in the screen body mould group 100 can specifically be shot, and be clapped
Take the photograph image.The luma data of each pixel in the shooting image is obtained according to the brightness data of shooting image.Finally, sharp
Described image information is handled with DeMure backoff algorithm, is realized by the amendment of the luma data to each pixel
To the compensating approach of Mura defects, to obtain the M group offset data.
Referring to Fig. 5, a kind of display panel 10 includes screen body mould group 100 and data drive circuit 200.
The screen body mould group 100, shows for realizing pixel.The screen body mould group 100 may include being cascading
Substrate, pixel array control circuit and electroluminescent diode.
The data drive circuit 200 is electrically connected with the screen body mould group 100, and the data drive circuit 200 includes the
One memory 230, data capture unit 210 and verification detection unit 220, the first memory 230 are random access memory,
The data capture unit 210 is for obtaining current offset data and verifying with the current offset data corresponding first
Code, the verification detection unit 220 are used for according to current offset data second check code of generation and judge described first
Check code and second check code whether successful match.
The data drive circuit 200 is electrically connected with the screen body mould group 100.The data drive circuit 200 includes the
One memory 230.The first memory 230 is random access memory.The data drive circuit 200 works as precompensation for obtaining
Data, and the first check code corresponding with the current offset data.The data drive circuit 200 is also used to work as described
Precompensation data are stored in the first memory 230, and generate the second check code.The data drive circuit 200 is also used to
Judge first check code and second check code whether successful match.
In the present embodiment, the data provided between the selection and each structure of each structure of the display panel 10 are passed
Transmission method is referred to the above-mentioned offset data transfer check method, and details are not described herein.
In one embodiment, the display panel 10 further includes flash storage 300, with 100 electricity of screen body mould group
Connection.The M group that the flash storage 300 is used to store after the data drive circuit 200 verification compensates number
According to.
In the present embodiment, the flash storage 300, which is arranged, can mitigate the storing data of the first memory 230
Pressure.It can modify to data in the flash storage 300, without by the flash storage 300
It pulls and re-writes data.The data that the flash storage 300 is stored in the inside after power supply is turned off can't be lost
Fall, must first fall the data dump of script when data are written, new data then could be written again, disadvantage is write-in data
Speed it is too slow.
Fig. 5 and Fig. 6 are please referred to, in one embodiment, the display panel 10 further include: flexible circuit board 400.
In the present embodiment, the flexible circuit board 400 is electrically connected with the data drive circuit 200.The data-driven
Circuit 200, which can print, to be arranged on a face of the flexible circuit board 400.The display panel 10 is inflexible display
Panel.Substrate 101 in the screen body mould group 100 is hard material.The data drive circuit 200 and the flexible circuit board
Specific structure inside 400 can close technical staff according to this field and be configured.
Referring to Fig. 6, in one embodiment, the display panel 10 further includes flexible circuit board 400 and flip chip
500。
The flip chip 500 (Chip On Flex or Chip On Film, abbreviation COF) are that one kind can be by data
Driving circuit is fixed on the crystal grain mantle packaging film in flexible circuit board.The flip chip 500 can be used soft (soft
Property) additional circuit boards make encapsulation chip carrier chip is engaged with soft (flexibility) substrate circuit.
The display panel 10 in the present embodiment is display panel flexible.The flip chip 500 and the screen body
Mould group 100 and the data drive circuit 200 are electrically connected.The flexible circuit board 400 is electrically connected with the flip chip 500
It connects.The data drive circuit 200 is bonded and (is fixedly connected) with the flexible circuit board 400 by the flip chip 500.
Referring to Fig. 7, in one embodiment, the screen body mould group 100 include the substrate 101 being cascading, as
Pixel array control circuit 112 and electroluminescent diode 113.
The substrate 101 can use substrate of glass, flexible substrates or silicon base, be not limited thereto.In a reality
It applies in example, the substrate 101 is flexible substrates, and the substrate 101 can be turned down along some boundary line, will be not as pixel
The part of display is turned down to the back side of the display panel 10.The substrate 101 can be turned down along some boundary line.
The pixel array control circuit 112 is set to the surface of the substrate 101.The pixel array control circuit
112 may include one or more thin film transistor (TFT)s (Thin Film Transistor, abbreviation TFT) and capacitor.
The electroluminescent diode 113 is set to table of the pixel array control circuit 112 far from the substrate 101
Face.The electroluminescent diode 113 is electrically connected with the pixel array control circuit 112.The electroluminescent diode 113
It can be selected from Organic Light Emitting Diode (Organic Light-Emitting Diode, abbreviation OLED) or micro-led
Electroluminescent devices such as (Micro LED).
In the present embodiment, the screen body mould group 100 includes the substrate 101, the pixel array control circuit 112 and institute
State electroluminescent diode 113.The screen body mould group 100 can be Flexible Displays mould group can also be with non-flexible display module.
In one embodiment, a kind of display device, including display panel described in any of the above embodiments are provided.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of offset data transfer check method, special for realizing the transfer check of the offset data of display panel (10)
Sign is that the display panel (10) includes screen body mould group (100), data drive circuit (200), the data drive circuit
(200) it is electrically connected with the screen body mould group (100), the data drive circuit (200) includes first memory (230), described
Method includes:
Obtain current offset data, and the first check code corresponding with the current offset data, the screen body mould group (100)
It is divided into M subregion, the M subregion corresponds to M group offset data, and the current offset data is in the M group offset data
One group, M is positive integer；
The current offset data is stored in the first memory (230), and generates the second check code；
Judge first check code and second check code whether successful match；
If so, next group of offset data is further obtained, until the M group offset data is all stored in first storage
Device (230)；
If it is not, then return it is described obtain current offset data, and corresponding with the current offset data the first check code
Step re-writes the current offset data.
2. offset data transfer check method as described in claim 1, which is characterized in that the display panel (10) further includes
Flash storage (300), the flash storage (300) are electrically connected with the screen body mould group (100), and the method is also wrapped
It includes:
The flash storage is written into from the first memory (230) in the M group offset data after verification
(300)。
3. offset data transfer check method as described in claim 1, which is characterized in that wrapped in the screen body mould group (100)
It includes multiple pixel units (102), the multiple pixel unit (102) is intervally arranged along first direction, and in a second direction line by line
It is extended, the offset data of the multiple pixel unit (102) of every a line is one group in the M group offset data.
4. offset data transfer check method as described in claim 1, which is characterized in that wrapped in the screen body mould group (100)
It includes multiple pixel units (102), the multiple pixel unit (102) is intervally arranged along first direction, and in a second direction line by line
It being extended, the offset data of the multiple pixel unit (102) of every N row is one group in the M group offset data, wherein
N≤M, M/N are positive integer, and N is not equal to 1.
5. offset data transfer check method as described in claim 3 or 4, which is characterized in that generate the M group offset data
Method include:
Subregion is carried out to the multiple pixel unit (102) being arranged on the screen body mould group (100), to obtain M subregion, often
A subregion includes at least one pixel unit (102)；
Obtain the image information of M subregion on the screen body mould group (100)；
Described image information is handled using DeMure backoff algorithm, to obtain the M group offset data.
6. offset data transfer check method as described in claim 1, which is characterized in that first check code and described
The bit wide of two check codes is 16.
7. a kind of display panel characterized by comprising
Shield body mould group (100), is shown for realizing pixel；
Data drive circuit (200) is electrically connected with the screen body mould group (100), and the data drive circuit (200) includes first
Memory (230), data capture unit (210) and verification detection unit (220), the first memory (230) are to deposit at random
Reservoir, the data capture unit (210) is for obtaining current offset data and corresponding with the current offset data the
One check code, the verification detection unit (220) are used to generate the second check code and judgement according to the current offset data
First check code and second check code whether successful match.
8. display panel as claimed in claim 7, which is characterized in that further include:
Flash storage (300) is electrically connected with the screen body mould group (100), passes through the data drive circuit for storing
(200) the M group offset data after verifying.
9. display panel as claimed in claim 7, which is characterized in that further include:
Flexible circuit board (400) is electrically connected with the data drive circuit (200).
10. display panel as claimed in claim 7, which is characterized in that further include:
Flip chip (500) are electrically connected with the screen body mould group (100) and the data drive circuit (200)；And
Flexible circuit board (400) is electrically connected with the flip chip (500).
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110111718A (en) * | 2019-05-07 | 2019-08-09 | 深圳市华星光电技术有限公司 | The control method and electronic equipment of a kind of electronic equipment |
| CN110175010A (en) * | 2019-05-05 | 2019-08-27 | 深圳市华星光电技术有限公司 | The configuration method and image processing apparatus of image processing apparatus |
| CN111028799A (en) * | 2019-12-10 | 2020-04-17 | Tcl华星光电技术有限公司 | Driving circuit and driving method of display panel |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050036037A1 (en) * | 2003-08-14 | 2005-02-17 | Broadcom Corporation | System and method for generating pseudo MPEG information from digital video information |
| CN101615986A (en) * | 2008-06-27 | 2009-12-30 | 华为技术有限公司 | A kind of data transmission method, device and communication system |
| CN103198801A (en) * | 2013-03-11 | 2013-07-10 | 深圳市华星光电技术有限公司 | Compensation method for flat display panel large-viewing-angle Mura area |
| US8576258B2 (en) * | 2009-09-25 | 2013-11-05 | Holtek Semiconductor Inc. | Brightness compensation apparatus and application method thereof |
| CN104410896A (en) * | 2010-08-12 | 2015-03-11 | 上海聚然智能科技有限公司 | Image data transmission system provided with check codes |
| CN104917586A (en) * | 2014-03-11 | 2015-09-16 | 腾讯科技（深圳）有限公司 | Verification method, device and system of transmitted data |
| CN105103455A (en) * | 2014-02-19 | 2015-11-25 | 索尼公司 | Data processing device and data processing method |
| CN105468383A (en) * | 2014-07-21 | 2016-04-06 | 上海庆科信息技术有限公司 | Data upgrading method and device |
| CN105913797A (en) * | 2016-06-16 | 2016-08-31 | 深圳市艾比森光电股份有限公司 | LED display screen module correction data automatic loading method and system |
| CN106297692A (en) * | 2016-08-26 | 2017-01-04 | 深圳市华星光电技术有限公司 | A kind of adaptive method and device of clock controller |
| CN106453233A (en) * | 2016-08-10 | 2017-02-22 | 深圳市中兴物联科技股份有限公司 | Data transmission method and apparatus based on UDP |
| CN106815734A (en) * | 2015-11-27 | 2017-06-09 | 方正国际软件(北京)有限公司 | A kind of information transferring method and device |
| CN107145803A (en) * | 2017-06-05 | 2017-09-08 | 上海联影医疗科技有限公司 | A kind of method of inspection, equipment and the computer-readable medium of peration data uniformity |
| CN107220141A (en) * | 2017-05-26 | 2017-09-29 | 青岛海信电器股份有限公司 | Data file method of calibration and device |
| CN107680554A (en) * | 2017-11-22 | 2018-02-09 | 深圳市华星光电技术有限公司 | Display device drive system and method |
| CN108231016A (en) * | 2017-12-21 | 2018-06-29 | 南京中电熊猫平板显示科技有限公司 | A kind of display panel pixel luminance compensation control method and device |
-
2018
- 2018-07-25 CN CN201810824623.9A patent/CN108962141A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050036037A1 (en) * | 2003-08-14 | 2005-02-17 | Broadcom Corporation | System and method for generating pseudo MPEG information from digital video information |
| CN101615986A (en) * | 2008-06-27 | 2009-12-30 | 华为技术有限公司 | A kind of data transmission method, device and communication system |
| US8576258B2 (en) * | 2009-09-25 | 2013-11-05 | Holtek Semiconductor Inc. | Brightness compensation apparatus and application method thereof |
| CN104410896A (en) * | 2010-08-12 | 2015-03-11 | 上海聚然智能科技有限公司 | Image data transmission system provided with check codes |
| CN103198801A (en) * | 2013-03-11 | 2013-07-10 | 深圳市华星光电技术有限公司 | Compensation method for flat display panel large-viewing-angle Mura area |
| CN105103455A (en) * | 2014-02-19 | 2015-11-25 | 索尼公司 | Data processing device and data processing method |
| CN104917586A (en) * | 2014-03-11 | 2015-09-16 | 腾讯科技（深圳）有限公司 | Verification method, device and system of transmitted data |
| CN105468383A (en) * | 2014-07-21 | 2016-04-06 | 上海庆科信息技术有限公司 | Data upgrading method and device |
| CN106815734A (en) * | 2015-11-27 | 2017-06-09 | 方正国际软件(北京)有限公司 | A kind of information transferring method and device |
| CN105913797A (en) * | 2016-06-16 | 2016-08-31 | 深圳市艾比森光电股份有限公司 | LED display screen module correction data automatic loading method and system |
| CN106453233A (en) * | 2016-08-10 | 2017-02-22 | 深圳市中兴物联科技股份有限公司 | Data transmission method and apparatus based on UDP |
| CN106297692A (en) * | 2016-08-26 | 2017-01-04 | 深圳市华星光电技术有限公司 | A kind of adaptive method and device of clock controller |
| CN107220141A (en) * | 2017-05-26 | 2017-09-29 | 青岛海信电器股份有限公司 | Data file method of calibration and device |
| CN107145803A (en) * | 2017-06-05 | 2017-09-08 | 上海联影医疗科技有限公司 | A kind of method of inspection, equipment and the computer-readable medium of peration data uniformity |
| CN107680554A (en) * | 2017-11-22 | 2018-02-09 | 深圳市华星光电技术有限公司 | Display device drive system and method |
| CN108231016A (en) * | 2017-12-21 | 2018-06-29 | 南京中电熊猫平板显示科技有限公司 | A kind of display panel pixel luminance compensation control method and device |
Non-Patent Citations (1)
| Title |
|---|
| 王晓萍: "《微机原理与接口技术》", 31 January 2015, 浙江大学出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110175010A (en) * | 2019-05-05 | 2019-08-27 | 深圳市华星光电技术有限公司 | The configuration method and image processing apparatus of image processing apparatus |
| CN110111718A (en) * | 2019-05-07 | 2019-08-09 | 深圳市华星光电技术有限公司 | The control method and electronic equipment of a kind of electronic equipment |
| CN111028799A (en) * | 2019-12-10 | 2020-04-17 | Tcl华星光电技术有限公司 | Driving circuit and driving method of display panel |
| CN111028799B (en) * | 2019-12-10 | 2021-09-03 | Tcl华星光电技术有限公司 | Driving circuit and driving method of display panel |
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Application publication date: 20181207 |