CN107977182A - A kind of display screen drive system and method - Google Patents
A kind of display screen drive system and method Download PDFInfo
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- CN107977182A CN107977182A CN201711283189.XA CN201711283189A CN107977182A CN 107977182 A CN107977182 A CN 107977182A CN 201711283189 A CN201711283189 A CN 201711283189A CN 107977182 A CN107977182 A CN 107977182A
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- Prior art keywords
- display screen
- mura
- image
- compensation
- drive system
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1415—Digital output to display device ; Cooperation and interconnection of the display device with other functional units with means for detecting differences between the image stored in the host and the images displayed on the displays
Abstract
Present invention is disclosed a kind of display screen drive system and method, belong to display technology field.System includes being sequentially communicated storage unit, the coding unit of letter connection, and driving unit;Storage unit is used for the Mura compensated informations for storing display screen;Coding unit is used to carry out Mura compensation deals to image to be shown according to the Mura compensated informations of display screen, and by the image coding transmission after compensation into driving unit;Driving unit carries out decoding process to the image after coding, and drives display screen to show image.The image that the present invention can show display screen is more true, improves production yield, reduces production cost.
Description
Technical field
The present invention relates to a kind of display technology field, more particularly, to a kind of display screen drive system and method.
Background technology
Traditional display screen driving device includes memory, CPU or MCU, and driving output module.When showing image
Picture signal is converted into drive signal by CPU or MCU, by driving output module output image.When image pixel is very high,
The operand of CPU either MCU increase therewith need replacing at this time processing speed faster CPU or MCU could meet demand,
Need the technique for improving driving chip, on physical condition, increase the integrated level of CPU or MCU, improve its operational capability, but
The cost of driving device is added, causes the production cost for adding display screen.
In addition, display screen is in process of production because of some uncontrollable factors, (the manufacturing process limit of display screen causes often
The circuit physical structure slightly difference of a pixel unit) cause the characteristic electron of each pixel unit on display screen to have differences,
So that display panel shows that the gray scale occurred during image and/or color non-uniform phenomenon are referred to as Mura phenomenons.In order to avoid
The generation of Mura phenomenons, occurs the probability of Mura phenomenons by improving production technology to reduce display panel, but can still produce
Go out that there are the display panel of Mura phenomenons.
In the existing technology for improving display panel Mura phenomenons, it is common practice to divide in basic, normal, high grey-scale range
Do not sample, calculate compensation image and in a manner of accessing picture will compensation image be stored in the memory of display screen, CPU or
MCU by image to be shown with compensation image blend after by driving output module to export.By storing picture in memory,
On the one hand memory span is added, increases cost, on the other hand increase the operand of CPU or MCU, and due to sampling
Few, the effect that display screen is shown is bad.
The content of the invention
The defects of it is an object of the invention to overcome the prior art, there is provided a kind of display screen drive system and system, can
Make the image that display screen is shown more true.
To achieve the above object, the following technical solutions are proposed by the present invention:A kind of display screen drive system, including:
Storage unit, for storing the Mura compensated informations of display screen;
Coding unit, it includes the processor being arranged on equipment mainboard and the image procossing being connected is communicated with processor
Module, the processor is used to obtain Mura compensated informations from storage unit, and exports into image processing module;The figure
As processing module according to the Mura compensated informations received carries out image to be shown Mura compensation deals, and to compensation after
Image carries out coded treatment;And
Driving unit, it, which is arranged on flexible PCB or directly with display screen, is connected, for the image after coding
Decoded, and drive display screen to show image.
Preferably, the display screen drive system further includes:
Mura compensates driver, for driving the processor to read Mura compensated informations from storage unit.
Preferably, the Mura compensated informations are for carrying out the gray scale Mura compensation formulas of grey level compensation to image, using
In image is carried out one or any two kinds of combinations in the color Mura compensation formulas of color compensation, Mura offset tables or
Three kinds of combinations of person.
Preferably, when there are during multiple display screens, the corresponding Mura compensated informations of each display screen are inconsistent, the Mura
Compensated information further includes display screen numbering, and the display screen numbering and the Mura compensated informations of the display screen correspond.
Preferably, when storing the Mura compensated informations of multiple display screens in storage unit, the processor mends Mura
Repay driver to be loaded into operating system, and obtain the numbering of the display screen;During operating system, compensated in the Mura
Under the driving of driver, processor is searched in the memory unit according to the numbering of the display screen, and the Mura of lookup is mended
Information is repaid to export to image processing module.
Preferably, described image processing module shared memory cell.
Preferably, the driving unit is encapsulated on flexible PCB using COF packaged types or using COG encapsulation side
Formula is encapsulated on flexible PCB or is connected using TAB packaged types with display screen.
Preferably, the driving unit includes;
The decoder module being connected is communicated with image processing module, for carrying out decoding process to the image after coding;And
The drive circuit module being connected is communicated with decoding unit, for being shown according to decoded image-driven display screen
Image.
Preferably, the drive circuit module includes:
The gray level information acquisition being connected and conversion module are communicated with decoder module, it is each in decoded image for obtaining
The gray level information of pixel unit, and be translated into and the corresponding driving current information of pixel unit;
Obtained with gray level information and conversion module communicates the display screen drive module being connected, for according to each pixel list
The driving current information-driven display screen of member, makes it show corresponding gray scale, and display screen finally shows the image after compensation.
Preferably, the display screen drive system further includes:
The first interface module being connected is communicated with image processing module, it is arranged on equipment mainboard, for by image
View data after processing module coding is transmitted to second interface module;
The second interface module being connected with first interface module and decoder module, it is arranged on what is be connected with display screen
On flexible PCB, for the view data received to be transmitted in decoder module.
Preferably, the storage unit be the storage medium or external mobile memory medium that are arranged on equipment mainboard or
High in the clouds stores.
Preferably, when the storage unit is arranged on equipment mainboard, flash storage, hard disk, ROM at least can be selected
In one kind.
Preferably, when the storage unit is external storage medium, SD card, USB flash drive, mobile hard disk at least can be selected
In one kind.
Preferably, the storage unit is set in the driving unit.
Preferably, cell phone mainboard or computer main board at least can be selected in the equipment mainboard.
Preferably, the first interface module and second interface module at least may be selected from MIPI interface modules, SPI interface mould
Block, rgb interface mould one kind in the block.
A kind of driving method of display screen drive system, includes the following steps:
S1, processor obtains Mura compensated informations from storage unit, and exports into image processing module;
S2, image processing module are carried out at Mura compensation image to be shown according to the Mura compensated informations received
Reason, and coded treatment is carried out to the image after compensation;
S3, driving unit decode the image after coding, and drive display screen to show image.
Preferably, in S1, in storage unit the acquisition of Mura compensated informations include:Mura is compensated driving journey by processor
Sequence is loaded into operating system, and the Mura compensated informations in driver reading storage unit are compensated by the Mura
Preferably, in S2, Mura compensation deals is carried out to image to be shown and are included the following steps:
S201, processor, which docks received image to be displayed, to be analyzed, obtain each pixel unit gray level information and
Coordinate information;
S202, processor compensate driver by Mura and are obtained from storage unit and the pixel unit gray level information phase
Corresponding gray scale Mura compensation formulas, and the coordinate information of the gray scale Mura compensation formulas and the pixel unit is exported to figure
As in processing module;
S203, image processing module calculate the grey level compensation value of each pixel unit, and with image blend to be shown into
Final image.
Preferably, it is described that image progress Mura compensation deals to be shown can also be included the following steps in S2:
S201a, processor, which docks received image to be displayed, to be analyzed, and obtains the gray level information of each sub-pixel unit
And coordinate information;
S202b, processor is compensated driver and obtained from storage unit by Mura to be believed with the sub-pixel unit grayscale
The corresponding color Mura compensation formulas of manner of breathing, and the coordinate information of the color Mura compensation formulas and the sub-pixel unit is defeated
Go out into image processing module;
S203c, image processing module calculate the grey level compensation value of each sub-pixel unit, and with image blend to be shown
Into final image.
Preferably, it is described that image progress Mura compensation deals to be shown can also be included the following steps in S2:
S202d, processor module compensate driver by Mura and Mura offset tables are searched from storage unit, obtain
The Mura offsets of each pixel unit;
S202e, image processing module is by the Mura offsets found and image blend to be shown into final image.
The beneficial effects of the invention are as follows:
Compared with prior art, a kind of (1) display screen drive system of the present invention is by using on equipment mainboard
Processor and image processing module carry out the grey level compensation of image and/or color compensation calculates, and improve display screen and show image
Speed, reduce the production cost of display screen;
(2) compensated by storing full grayscale or the corresponding gray scale of part gray-scale and/or color Mura in the memory unit
Formula, on the one hand reduces the capacity of storage unit, reduces production cost, is on the other hand compensated, made by full grayscale Mura
The image that display screen shown after Mura compensation is truer, is intended than obtaining characteristic parameter by several grayscale with function
The effect of conjunction is truer.
Brief description of the drawings
Fig. 1 is the structure diagram schematic diagram of the present invention;
Fig. 2 is the drive system method flow diagram schematic diagram of the present invention;
Fig. 3 is that a pair of image to be shown of the embodiment of the present invention carries out gray scale Mura compensation process flow diagram schematic diagrames;
Fig. 4 is that the embodiment of the present invention two carries out color Mura compensation process flow diagram schematic diagrames to image to be shown;
Fig. 5 is that the embodiment of the present invention three carries out Mura compensation process flow diagram schematic diagrames to image to be shown.
Embodiment
Below in conjunction with the attached drawing of the present invention, clear, complete description is carried out to the technical solution of the embodiment of the present invention.
Disclosed a kind of display screen drive system and method, can make the image that display screen is shown more true
It is real.
As shown in Figure 1, a kind of display screen drive system, including it is sequentially communicated the storage unit of letter connection, coding unit, drive
Moving cell.Wherein, storage unit is used for the Mura compensated informations for storing display screen;Coding unit is used for according to the display screen
Mura compensated informations carry out image to be shown Mura compensation deals, and by the image coding transmission after compensation to driving unit
In;Driving unit is used to carry out decoding process to the image after coding, and drives display screen to show image.In the present embodiment, deposit
Two-way communication between storage unit and coding unit, two-way communication between coding unit and driving unit can also one-way communication.
Specifically, coding unit includes the processor and image processing module being arranged on equipment mainboard, processor and figure
As processing module communicates connection.Wherein, processor is used to analyze image to be shown, and is obtained from storage unit
The Mura compensated informations of display screen are simultaneously inputted into image processing module.Image processing module compensates letter according to the Mura received
Cease and Mura compensation deals are carried out to image to be shown, while coded treatment is carried out to the image after compensation.
Further, display screen drive system further includes Mura compensation drivers, it is used to drive processor from storage
Mura compensated informations are read in unit.Mura compensation drivers are additionally operable to identify corresponding hardware module, such as image processor
Module etc., and communication interface is set between each hardware module by operating system so that operating system is believed in output image
Breath is that each hardware can be called to complete corresponding operation, is exported after Mura compensation deals are finally carried out to image to display screen.
Wherein, Mura compensated informations are gray scale Mura compensation formulas, in color Mura compensation formulas, Mura offset tables
One or any two kinds of combinations or three kinds of combinations.Wherein, gray scale Mura compensation formulas are used to carry out grey level compensation to image;
Color Mura compensation formulas are used to carry out color compensation to image.Gray scale Mura compensation formulas are referring to Application No. CN
A kind of patents of brightness Mura compensation methodes of 201710954087.X, color Mura compensation formulas are referring to Application No. CN
A kind of 201710970133.5 patent of color Mura compensation methodes.
When there are during several display screens, the corresponding Mura compensated informations of each display screen are inconsistent, therefore, Mura compensation
Information also needs to the numbering for including display screen, and the numbering of display screen is corresponded with the Mura compensated informations of the display screen, i.e. root
The corresponding Mura compensated informations of the display screen can be obtained from storage unit according to the numbering of display screen.
When storing the Mura compensated informations of multiple display screens in storage unit, processor obtains Mura from storage unit
Compensated information includes the following steps:
First, Mura compensation drivers are loaded into operating system by processor, and obtain the numbering of the display screen.Institute
It can be Android operation system or IOS operating system or other operating systems to state operating system, such as
Windows Phone operating systems etc..
Finally, during operating system, under the driving of Mura compensation drivers, processor is according to the display
The numbering of screen is searched in the memory unit, and the Mura compensated informations of lookup are exported to image processing module.
When the Mura compensated informations that the display screen is only stored in storage unit, processor then can directly be read from storage unit
Take Mura compensated informations.
In the present embodiment, processor CPU, image processing module is GPU (Graphics Processing Unit, figure
Shape processor), storage medium can also be used alone with shared memory cell in GPU, such as RAM (Random Access
Memory, random access memory).
As shown in Figure 1, driving unit is arranged on the flexible PCB being connected with display screen, COF encapsulation sides can be used
Formula is encapsulated on flexible PCB or COG packaged types are encapsulated on flexible PCB, can also use TAB encapsulation format with
Display screen is connected.It includes decoder module and drive circuit module.Decoder module is communicated with image processing module, to coding
Image afterwards carries out decoding process;Drive circuit module is communicated with decoder module, for obtaining each picture in decoded image
The gray level information of plain unit, and be translated into the corresponding driving current information of pixel unit, according to each pixel unit
Driving current information-driven display screen, its is shown corresponding gray scale, display screen finally shows the image after compensation.
Further, drive circuit module includes communicating the gray level information acquisition being connected and conversion mould with decoder module
Block, for obtaining the gray level information of each pixel unit in decoded image, and is translated into corresponding with pixel unit
Driving current information;Certainly, gray level information obtains and conversion module can also be converted into and pixel unit phase according to gray level information
Corresponding information of voltage, timing information etc..
Further include to obtain and convert with gray level information and communicate the unit display screen drive module being connected, for according to each
The driving current information-driven display screen of pixel unit, makes it show corresponding gray scale, and display screen finally shows the figure after compensation
Picture.
Further, display screen drive system further includes the first interface module and second interface module for communicating connection.
First interface module is communicated with image processing module to be connected, and is arranged on equipment mainboard, the transmission for data;Second connects
Mouth mold block is communicated with decoder module to be connected, and is set on a display screen, the reception for data.Preferably, first interface mould
For MIPI, (Mobile Industry Processor Interface, mobile Industry Processor connect block with second interface module
Mouthful) interface module.It is of course also possible to it is SPI (Serial Peripheral Interface, Serial Peripheral Interface (SPI)) interface mould
Block, rgb interface module etc..In the present embodiment, image processing module is connected with first interface module one-way communication, first interface
One-way communication connects between module and second interface module, and second interface module is connected with decoding unit one-way communication.
Compared with prior art, the driving unit in the present embodiment on display screen is only used for the decoding and driving display of image
Screen display diagram picture, is not involved in the Mura compensation calculations of image, and the microprocessing systems module by being arranged on equipment mainboard and
Graphics processor module carries out the calculating of image Mura compensation, reduces the operand of driving unit, reduces the life of display screen
Produce cost.
As shown in Figure 1, the storage that the storage unit of storage display screen Mura compensated informations is provided on equipment mainboard is situated between
Matter, the storage medium at least may be selected from one kind in flash storage (Flash Memory), hard disk, can also select it
His storage medium, such as ROM.Further, equipment mainboard may be selected from one kind in cell phone mainboard, computer main board or
Other are equipped with the mainboard of display device.
It is of course also possible to the Mura compensated informations of display screen are stored in external storage medium, such as SD card (Secure
Digital Memory Card), USB flash drive (USB flash disk), mobile hard disk etc., or the Mura by display screen
During compensated information storage stores beyond the clouds.
When equipment mainboard damages, display screen can not work normally.And by the way that external storage medium or cloud will be stored in
Display screen Mura compensated informations in the storage of end import in the storage medium on the equipment mainboard after replacing again, can make display
Screen still works normally, and avoids re-replacing display screen again, further saves cost.
Further, storage unit can also be set in the driving unit.Due to driving unit and display screen in production
Correspond, and then the Mura compensated informations and the unmatched probability of display screen of storage unit storage can be reduced.
Compared with prior art, storage is replaced by storing gray scale and/or color Mura compensation formulas in the memory unit
Picture, reduces the capacity of storage unit, reduces production cost.Wherein, gray scale and/or color compensation formula can be all
The corresponding compensation formula of grayscale or the corresponding compensation formula of part gray-scale.
As shown in Fig. 2, the driving method of display screen drive system includes the following steps:
Step S1, processor obtains Mura compensated informations from storage unit, and exports into image processing module;
S2, image processing module carry out image to be shown according to the Mura compensated informations received
Mura compensation deals, and coded treatment is carried out to the image after compensation;
S3, driving unit decode the image after coding, and drive display screen to show image.
It is connected specifically, processor is communicated with image processing module.Processor is used to divide image to be shown
Analysis, and Mura compensated informations are obtained from storage unit;Image processing module is used for according to Mura compensated informations to be shown
Image carries out Mura compensation deals.Processor and image processing module are arranged on equipment mainboard, and equipment mainboard is at least optional
Select cell phone mainboard, computer main board or other equipment mainboards equipped with display screen.
When storing the Mura compensated informations of multiple display screens in storage unit, processor obtains Mura from storage unit
Compensated information includes the following steps:
First, Mura compensation drivers are loaded into operating system by processor, and obtain the numbering of the display screen.Institute
It can be Android operation system or IOS operating system or other operating systems to state operating system, such as
Windows Phone operating systems etc..
Finally, during operating system, under the driving of Mura compensation drivers, processor is according to the display
The numbering of screen is searched in the memory unit, and the Mura compensated informations of lookup are exported to image processing module.
When the Mura compensated informations that the display screen is only stored in storage unit, processor then can directly be read from storage unit
Take Mura compensated informations.
Embodiment one
Exemplified by carrying out gray scale Mura compensation to image to be shown, how processor and image processing module are described in detail
Gray scale Mura compensation deals are carried out to image to be shown, to overcome the Mura phenomenons of display screen, make the image that it shows more
It is true.
As shown in figure 3, in S2, gray scale Mura compensation deals are carried out to image to be shown and are included the following steps:
Step S201, processor, which docks received image to be displayed, to be analyzed, and obtains the grayscale letter of each pixel unit
Breath and coordinate information;
Step S202, processor is compensated driver and obtained from storage unit by Mura to be believed with the pixel unit grayscale
The corresponding gray scale Mura compensation formulas of manner of breathing, and the coordinate information of the gray scale Mura compensation formulas and the pixel unit is exported
Into image processing module;
Step S203, image processing module calculate the grey level compensation value of each pixel unit, and are mixed with image to be shown
Synthesize final image.
Specifically, in step 203, variable is the coordinate of each pixel unit in the gray scale Mura compensation formulas of acquisition,
Therefore the coordinate value of each pixel unit need to only be inputted, you can the grey level compensation value of each pixel unit is calculated, such as first
Pixel unit, when showing first image to be shown, grey decision-making 60, when showing second image to be shown, ash
Rank value is 30.When grey decision-making is 60, the coordinate information of first pixel unit need to only be substituted into the grey level compensation that grayscale is 60
Formula f60The grey level compensation value of the pixel unit can be obtained in (x, y, z).If the grey level compensation value calculated is+2, then it represents that
The pixel unit, which needs to increase by two gray values, could meet the display gray scale demand of the pixel unit.When grey decision-making is 30,
The coordinate of first pixel unit need to only be substituted into f in the grey level compensation formula that grayscale is 3030(x, y, z) can obtain the pixel
The grey level compensation value of unit.Similarly, the grey level compensation value of each pixel unit can be obtained.Image processing module is according to acquisition
The grey level compensation value of each pixel unit is mixed with image to be shown, and is exported after carrying out coded treatment.
Embodiment two
Further, exemplified by carrying out color Mura compensation to image to be shown, how right coding unit is described in detail
Image to be shown carries out color Mura compensation deals, to overcome the Mura phenomenons of display screen, makes the image that it shows more
Truly.
Include the following steps as shown in figure 4, carrying out color Mura compensation deals to image to be shown:
Step 201a, processor, which docks received image to be displayed, to be analyzed, and obtains the grayscale of each sub-pixel unit
Information and coordinate information;
Step 202b, processor compensate driver by Mura and are obtained from storage unit and the sub-pixel unit grayscale
The corresponding color Mura compensation formulas of information, and by the color Mura compensation formulas and the coordinate information of the sub-pixel unit
Output is into image processing module;
Step 203c, image processing module calculate the grey level compensation value of each sub-pixel unit, and with image to be shown
It is mixed into final image.
Specifically, in step 203c, variable is the seat of each sub-pixel unit in the color Mura compensation formulas of acquisition
Mark, therefore need to only input the coordinate value of each sub-pixel unit, you can calculate the grey level compensation value of each sub-pixel unit.When
Red sub-pixel unit, green sub-pixels unit and blue subpixels unit coordinate in first pixel unit in image to be displayed
To distinguish (1,1), (2,1) and (3,1), and the grey decision-making of red sub-pixel unit is 10, the grey decision-making of green sub-pixels unit
For 20, the grey decision-making of blue subpixels unit is 30, and coordinate value is substituted into formula f respectivelyR10(x, y, z), fG20(x, y, z) and
fB30It is not+2, -1 and 0 that grey level compensation value is obtained after in (x, y, z), i.e., red sub-pixel unit needs to improve two gray scales, green
Sub-pixels unit needs to reduce by 1 gray scale, and blue subpixels unit is constant.Similarly, each sub-pixel unit can be obtained
Grey level compensation value.Image processing module is carried out according to the grey level compensation value of each sub-pixel unit of acquisition with image to be shown
Mixing, and exported after carrying out coded treatment.
Embodiment three
Further, exemplified by inquiring about Mura offsets table and carry out Mura compensation to image to be displayed, coding is described in detail
How unit carries out Mura compensation deals to image to be shown, to overcome the Mura phenomenons of display screen, makes the image of its display
It is more true.
Include the following steps as shown in figure 5, carrying out color Mura compensation deals to image to be shown:
Step S201d, processor module compensate driver by Mura and Mura offset tables are searched from storage unit,
Obtain the Mura offsets of each pixel unit;
Step S202e, image processing module scheme the Mura offsets found and image blend to be shown into final
Picture.
Specifically, the corresponding Mura offsets table of each display screen can be stored in the memory unit.Processor module passes through
Mura compensation drivers search Mura offset tables, obtain the Mura offsets of each pixel unit, first such as got
The Mura offsets of a pixel unit are -1, then it represents that this pixel unit needs to reduce by 1 gray scale.Finally, image processing module
Mixed, and carried out defeated after coded treatment with image to be shown according to the grey level compensation value of each pixel unit of acquisition
Go out.
The technology contents and technical characteristic of the present invention have revealed that as above, but those skilled in the art still may base
Make a variety of replacements and modification without departing substantially from spirit of the present invention, therefore, the scope of the present invention in teachings of the present invention and announcement
The revealed content of embodiment should be not limited to, and various replacements and modification without departing substantially from the present invention should be included, and is this patent Shen
Please claim covered.
Claims (21)
- A kind of 1. display screen drive system, it is characterised in that including:Storage unit, for storing the Mura compensated informations of display screen;Coding unit, it includes the processor being arranged on equipment mainboard and the image procossing mould being connected is communicated with processor Block, the processor is used to obtain Mura compensated informations from storage unit, and exports into image processing module;Described image Processing module carries out Mura compensation deals according to the Mura compensated informations received to image to be shown, and to the figure after compensation As carrying out coded treatment;AndDriving unit, it, which is arranged on flexible PCB or directly with display screen, is connected, for being carried out to the image after coding Decoding, and drive display screen to show image.
- 2. display screen drive system according to claim 1, it is characterised in that the display screen drive system further includes:Mura compensates driver, for driving the processor to read Mura compensated informations from storage unit.
- 3. display screen drive system according to claim 2, it is characterised in that the Mura compensated informations are for figure As carry out grey level compensation gray scale Mura compensation formulas, for image carry out color compensation color Mura compensation formulas, One or any two kinds of combinations or three kinds of combinations in Mura offset tables.
- 4. display screen drive system according to claim 3, it is characterised in that when there are during multiple display screens, Mei Gexian The corresponding Mura compensated informations of display screen are inconsistent, and the Mura compensated informations further include display screen numbering, the display screen numbering Corresponded with the Mura compensated informations of the display screen.
- 5. display screen drive system according to claim 4, it is characterised in that when storing multiple display screens in storage unit Mura compensated informations when, Mura compensation drivers are loaded into operating system by the processor, and obtain the display screen Numbering;During operating system, under the driving of Mura compensation drivers, processor is according to the volume of the display screen Number search in the memory unit, and the Mura compensated informations of lookup are exported to image processing module.
- 6. display screen drive system according to claim 1, it is characterised in that it is single that described image processing module shares storage Member.
- 7. display screen drive system according to claim 1, it is characterised in that the driving unit uses COF encapsulation sides Formula be encapsulated on flexible PCB or using COG packaged types be encapsulated on flexible PCB or using TAB packaged types with Display screen is connected.
- 8. display screen drive system according to claim 1, it is characterised in that the driving unit includes;The decoder module being connected is communicated with image processing module, for carrying out decoding process to the image after coding;AndThe drive circuit module being connected is communicated with decoding unit, is schemed for being shown according to decoded image-driven display screen Picture.
- 9. display screen drive system according to claim 8, it is characterised in that the drive circuit module includes:The gray level information acquisition being connected and conversion module are communicated with decoder module, for obtaining each pixel in decoded image The gray level information of unit, and be translated into and the corresponding driving current information of pixel unit;Obtained with gray level information and conversion module communicates the display screen drive module being connected, for according to each pixel unit Driving current information-driven display screen, makes it show corresponding gray scale, and display screen finally shows the image after compensation.
- 10. display screen drive system according to claim 9, it is characterised in that the display screen drive system further includes:The first interface module being connected is communicated with image processing module, it is arranged on equipment mainboard, for by image procossing View data after module coding is transmitted to second interface module;The second interface module being connected with first interface module and decoder module, it is arranged on the flexibility being connected with display screen On circuit board, for the view data received to be transmitted in decoder module.
- 11. display screen drive system according to claim 1, it is characterised in that the storage unit is to be arranged on equipment Storage medium or external mobile memory medium or high in the clouds storage on mainboard.
- 12. display screen drive system according to claim 11, it is characterised in that the storage unit is arranged on equipment master When on plate, one kind in flash storage, hard disk, ROM at least can be selected.
- 13. display screen drive system according to claim 12, it is characterised in that the storage unit is situated between for external storage During matter, one kind in SD card, USB flash drive, mobile hard disk at least can be selected.
- 14. display screen drive system according to claim 1, it is characterised in that it is single that the storage unit is arranged on driving In member.
- 15. display screen drive system according to claim 1, it is characterised in that hand at least can be selected in the equipment mainboard Mainboard or computer main board.
- 16. display screen drive system according to claim 10, it is characterised in that the first interface module and second connects Mouth mold block at least may be selected from MIPI interface modules, SPI interface module, rgb interface mould one kind in the block.
- 17. a kind of driving method of display screen drive system, includes the following steps:S1, processor obtains Mura compensated informations from storage unit, and exports into image processing module;S2, image processing module carry out Mura compensation deals according to the Mura compensated informations received to image to be shown, and Coded treatment is carried out to the image after compensation;S3, driving unit decode the image after coding, and drive display screen to show image.
- 18. driving method according to claim 17, it is characterised in that in S1, Mura compensated informations in storage unit Acquisition include:Mura compensation drivers are loaded into operating system by processor, and driver is compensated by the Mura Read the Mura compensated informations in storage unit.
- 19. driving method according to claim 17, it is characterised in that in S2, Mura is carried out to image to be shown Compensation deals include the following steps:S201, processor, which docks received image to be displayed, to be analyzed, and obtains the gray level information and coordinate of each pixel unit Information;S202, processor are obtained corresponding with the pixel unit gray level information by Mura compensation drivers from storage unit Gray scale Mura compensation formulas, and the coordinate information of the gray scale Mura compensation formulas and the pixel unit is exported to image Manage in module;S203, image processing module calculate the grey level compensation value of each pixel unit, and with image blend to be shown into final Image.
- 20. driving method according to claim 17, it is characterised in that described to be carried out to image to be shown in S2 Mura compensation deals can also include the following steps:S201a, processor, which docks received image to be displayed, to be analyzed, and obtains the gray level information and seat of each sub-pixel unit Mark information;S202b, processor compensate driver by Mura and are obtained from storage unit and the sub-pixel unit gray level information phase Corresponding color Mura compensation formulas, and by the coordinate information of the color Mura compensation formulas and the sub-pixel unit export to In image processing module;S203c, image processing module calculate the grey level compensation value of each sub-pixel unit, and with image blend to be shown into most Whole image.
- 21. driving method according to claim 17, it is characterised in that described to be carried out to image to be shown in S2 Mura compensation deals can also include the following steps:S202d, processor module compensate driver by Mura and Mura offset tables are searched from storage unit, obtain each The Mura offsets of pixel unit;S202e, image processing module is by the Mura offsets found and image blend to be shown into final image.
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