CN109754770A - The brightness adjusting method and display device of display panel - Google Patents
The brightness adjusting method and display device of display panel Download PDFInfo
- Publication number
- CN109754770A CN109754770A CN201910139238.5A CN201910139238A CN109754770A CN 109754770 A CN109754770 A CN 109754770A CN 201910139238 A CN201910139238 A CN 201910139238A CN 109754770 A CN109754770 A CN 109754770A
- Authority
- CN
- China
- Prior art keywords
- brightness
- display panel
- target area
- luminance difference
- target
- 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.)
- Pending
Links
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
This application discloses a kind of brightness adjusting method of display panel and display device, the brightness adjusting method of the display panel is the following steps are included: obtain the brightness of the preset multiple target areas of display panel and the brightness of the display panel；Calculate the luminance difference between the brightness of each target area and the brightness of the display panel；The brightness of each target area is adjusted, according to the luminance difference to reduce the luminance difference between the brightness of each target area and the brightness of the display panel.The technical solution of the application can reduce the luminance difference in display panel between the brightness of each target area and the brightness of display panel, improve the show uniformity of display panel.
Description
Technical field
This application involves field of display technology, in particular to the brightness adjusting method and display device of a kind of display panel.
Background technique
In practical processing procedure, due to the difference or liquid crystal aligning of device are unequal, it will lead to display panel and show
Picture it is uneven, i.e. the so-called Mura phenomenon of industry.In order to solve Mura phenomenon, often shown according to display panel
Mura shape carries out the compensation of pixel voltage, to the corresponding region Mura by sequence controller to improve the display of display panel
Uniformity.But compensation pixel voltage needs to calculate each pixel of display panel, and it is computationally intensive, to timing control
The hardware circuit requirement of device processed is high, and will increase the cost of display device.
Summary of the invention
The embodiment of the present application is by providing the brightness adjusting method and display device of a kind of display panel, it is intended to improve aobvious
Show the uniformity of Display panel.
To achieve the above object, the application provides a kind of brightness adjusting method of display panel, comprising the following steps:
Obtain the brightness of the preset multiple target areas of display panel and the brightness of the display panel；
Calculate the luminance difference between the brightness of each target area and the brightness of the display panel；
The brightness of each target area is adjusted, according to the luminance difference to reduce each target area
Luminance difference between brightness and the brightness of the display panel.
Optionally, the brightness for obtaining the preset multiple target areas of display panel and the brightness of the display panel
The step of include:
It successively measures under different grayscale values, the brightness of multiple target areas and the brightness of the display panel.
Optionally, the brightness that each target area is adjusted according to the luminance difference, it is each described to reduce
The step of luminance difference between the brightness of target area and the brightness of the display panel includes:
Obtain each target voltage corresponding with each luminance difference；
Control sequential controller adjusts the target area corresponding with the target voltage according to the target voltage
Brightness.
Optionally, the step of acquisition each target voltage corresponding with each luminance difference includes:
Each luminance difference is stored into sequence controller；
The sequence controller obtains the target voltage corresponding with the luminance difference according to the luminance difference.
Optionally, the brightness between the brightness for calculating each target area and the brightness of the display panel
After the step of difference, further includes:
Judge whether the luminance difference between the brightness of each target area and the brightness of the display panel is greater than
Predetermined luminance；
If luminance difference between the brightness of the target area and the brightness of the display panel be less than it is described preset it is bright
Degree, does not adjust the brightness of the target area.
Optionally, the brightness between the brightness of each target area of judgement and the brightness of the display panel
After the step of whether difference is greater than predetermined luminance, further includes:
If luminance difference between the brightness of the target area and the brightness of the display panel be greater than it is described preset it is bright
Degree, according to the luminance difference, adjusts the brightness of the target area, to reduce brightness and the institute of each target area
State the luminance difference between the brightness of display panel.
To achieve the above object, the application also provides a kind of brightness adjusting method of display panel, the display panel
Brightness adjusting method the following steps are included:
Obtain the brightness of the preset multiple target areas of display panel；
Calculate the luminance difference between the brightness and reference brightness of each target area；
According to the luminance difference, the brightness of each target area is adjusted, to reduce each target area
Luminance difference between brightness and the reference brightness.
Optionally, described according to the luminance difference, the brightness of each target area is adjusted, to reduce each institute
The step of stating the luminance difference between the brightness of target area and the reference brightness include:
Obtain each target voltage corresponding with each luminance difference；
Control sequential controller adjusts the target area corresponding with the target voltage according to each target voltage
Brightness.
To achieve the above object, the application also provides a kind of display device, including memory, processor and is stored in
On reservoir and the brightness regulation program of display panel that can run on a processor, the processor execute the display panel
Brightness regulation program when realize as above described in any item display panels brightness adjusting method the step of.
Optionally, the display device further include: display panel and circuit board, the display panel and the circuit board
Connection, the brightness regulation program of the display panel are arranged on the circuit board.
The technical solution of the application, by brightness and the display panel of detecting the preset multiple target areas of display panel
Brightness, calculate the luminance difference between the brightness of each target area and the brightness of display panel, control sequential controller root
The brightness that corresponding target area is adjusted according to each luminance difference makes the brightness of each target area and the brightness of display panel
It reaches unanimity, to promote the uniformity that display panel is shown.
Detailed description of the invention
Technical solution in ord to more clearly illustrate embodiments of the present application, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are only some examples of the present application, for this
For the those of ordinary skill of field, without creative efforts, the structure that can also be shown according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the hardware structural diagram for the display device that the embodiment of the present application scheme is related to；
Fig. 2 is the flow diagram of one embodiment of brightness adjusting method of the application display panel；
The refinement flow diagram that Fig. 3 is step S3 in one embodiment of the application；
Fig. 4 is the flow diagram of another embodiment of brightness adjusting method of the application display panel；
Fig. 5 is the flow diagram of the another embodiment of brightness adjusting method of the application display panel；
The refinement flow diagram that Fig. 6 is step S9 in one embodiment of the application.
Specific embodiment
It should be appreciated that specific embodiment described herein is only used to explain the application, it is not used to limit this Shen
Please.
The primary solutions of the embodiment of the present application are: obtain the preset multiple target areas of display panel brightness and
The brightness of the display panel；Calculate the brightness between the brightness of each target area and the brightness of the display panel
Difference；The brightness of each target area is adjusted, according to the luminance difference to reduce the brightness of each target area
The luminance difference between brightness with the display panel.
The technical solution of the application by detecting the brightness of each target area and the brightness of display panel, and calculates each
Luminance difference between the brightness of a target area and the brightness of display panel, control sequential controller is according to each luminance difference
Value adjusts the brightness of corresponding target area, and the brightness of the brightness and display panel that make each target area reaches unanimity, can
Improve the show uniformity of display panel.
As a kind of embodiment, display device can be as shown in Figure 1.
For the embodiment of the present application scheme what is involved is display device, display device includes: processor 1001, such as CPU, is led to
Believe bus 1002, memory 1003.Wherein, communication bus 1002 is for realizing the connection communication between these components.
Memory 1003 can be high speed RAM memory, be also possible to stable memory (non-
), such as magnetic disk storage volatilememory.As shown in Figure 1, the memory 1003 as a kind of computer storage medium
In may include display panel brightness regulation program；And processor 1001 can be used for calling and store in memory 1003
The brightness regulation program of display panel, and execute following operation:
Obtain the brightness of the preset multiple target areas of display panel and the brightness of the display panel；
Calculate the luminance difference between the brightness of each target area and the brightness of the display panel；
The brightness of each target area is adjusted, according to the luminance difference to reduce each target area
Luminance difference between brightness and the brightness of the display panel.
Optionally, processor 1001 can be used for calling the brightness regulation journey of the display panel stored in memory 1003
Sequence, and execute following operation:
It successively measures under different grayscale values, the brightness of multiple target areas and the brightness of the display panel.
Optionally, processor 1001 can be used for calling the brightness regulation journey of the display panel stored in memory 1003
Sequence, and execute following operation:
Obtain each target voltage corresponding with each luminance difference；
Control sequential controller adjusts the target area corresponding with the target voltage according to the target voltage
Brightness.
Optionally, processor 1001 can be used for calling the brightness regulation journey of the display panel stored in memory 1003
Sequence, and execute following operation:
Each luminance difference is stored into sequence controller；
The sequence controller obtains the target voltage corresponding with the luminance difference according to the luminance difference.
Optionally, processor 1001 can be used for calling the brightness regulation journey of the display panel stored in memory 1003
Sequence, and execute following operation:
Judge whether the luminance difference between the brightness of each target area and the brightness of the display panel is greater than
Predetermined luminance；
If luminance difference between the brightness of the target area and the brightness of the display panel be less than it is described preset it is bright
Degree, does not adjust the brightness of the target area.
Optionally, processor 1001 can be used for calling the brightness regulation journey of the display panel stored in memory 1003
Sequence, and execute following operation:
If luminance difference between the brightness of the target area and the brightness of the display panel be greater than it is described preset it is bright
Degree, according to the luminance difference, adjusts the brightness of the target area, to reduce brightness and the institute of each target area
State the luminance difference between the brightness of display panel.
Optionally, processor 1001 can be used for calling the brightness regulation journey of the display panel stored in memory 1003
Sequence, and execute following operation:
Obtain the brightness of the preset multiple target areas of display panel；
Calculate the luminance difference between the brightness and reference brightness of each target area；
According to the luminance difference, the brightness of each target area is adjusted, to reduce each target area
Luminance difference between brightness and the reference brightness.
Optionally, processor 1001 can be used for calling the brightness regulation journey of the display panel stored in memory 1003
Sequence, and execute following operation:
Obtain each target voltage corresponding with each luminance difference；
Control sequential controller adjusts the target area corresponding with the target voltage according to each target voltage
Brightness.
Fig. 2 is the flow diagram of one embodiment of brightness adjusting method of the application display panel.
In the present embodiment, the brightness adjusting method of the display panel includes:
Step S1 obtains the brightness of the preset multiple target areas of display panel and the brightness of the display panel；
In the present embodiment, by the way that display panel is divided into multiple target areas, quantity, the shape of target area in advance
It can be set according to actual needs with size, for example, can be drawn according to the uneven situation of display brightness of display panel
Display panel, can also be averagely divided into multiple target areas etc. by partial objectives for region and the quantity for determining target area.And lead to
It crosses optical instrument and successively measures the brightness of each target area and the brightness of display panel under different grayscale values, obtain each
The brightness of each target area and the brightness of display panel corresponding to grayscale value.The brightness of each target area can be each
Maximum brightness, minimum brightness or the average brightness of a target area, in the present embodiment, optional each target area is averaged
Brightness is the brightness of each target, and the brightness of the display panel can be the average brightness of display panel, and display panel
Brightness can be calculated by multi-point sampling and be obtained, and can also be obtained according to the brightness calculation of each target area, unlimited herein.
Step S2 calculates the luminance difference between the brightness of each target area and the brightness of the display panel；
In the case where obtaining each grayscale value after the brightness of each target area and the brightness of display panel, by each target area
It is poor that the brightness in domain is made with the brightness of display panel one by one, obtains the brightness of each target area and display surface under each grayscale value
Luminance difference between the brightness of plate.
Step S3 adjusts the brightness of each target area according to the luminance difference, to reduce each target
Luminance difference between the brightness in region and the brightness of the display panel.
Luminance difference in the case where obtaining each grayscale value between the brightness of each target area and the brightness of display panel
Afterwards, the brightness for needing to adjust each target area under each grayscale value, make under same grayscale value the brightness of each target area with
The overall brightness of display panel reaches unanimity.To be illustrated for adjusting the brightness of the target area under a certain grayscale value,
It measures under current gray value after the brightness of each target area and the brightness of display panel, calculates each under current gray value
Luminance difference between the brightness of target area and the brightness of display panel, and control sequential controller is according to each luminance difference
Value adjusts the brightness of corresponding with each target area backlight area, make each target area brightness and display panel it is bright
It spends equal or close.For example, under current gray value, if the brightness of a certain target area is higher than the brightness of display panel, when
Sequence controller reduces the brightness of the target area by the brightness of reduction backlight area corresponding with the target area, if certain
The brightness of one target area is lower than the brightness of display panel, and sequence controller is by improving backlight corresponding with the target area
The brightness in region enhances the brightness of the target area, so that the brightness of each target area and the brightness of display panel tend to
Unanimously.Specifically, referring to Fig. 3, step S3 includes:
Step S31 obtains each target voltage corresponding with each luminance difference；
After luminance difference in the case where obtaining current gray between the brightness of each target area and the brightness of display panel,
Each luminance difference is stored into sequence controller, sequence controller passes through pre-set luminance difference and target voltage
Between corresponding relationship, for example, obtaining current ash by the mapping table between pre-set luminance difference and target voltage
Target voltage corresponding to each luminance difference under rank value.
Step S32, control sequential controller adjust the mesh corresponding with the target voltage according to the target voltage
Mark the brightness in region.
Sequence controller is after obtaining the corresponding target voltage of each luminance difference, by adjusting and the target voltage pair
The brightness for the backlight area answered, so that the brightness of target area corresponding with the backlight area and the brightness of display panel tend to
Unanimously, for example, sequence controller is according to the bright of the target area if the brightness of a target area is higher than the brightness of display panel
Luminance difference between degree and the brightness of display panel obtains corresponding target voltage, and is adjusted and corresponded to according to the target voltage
Backlight area brightness, reduce the brightness of the backlight area, so that the brightness of target area corresponding with the backlight area
It decreases, if the brightness of a target area is lower than the brightness of display panel, sequence controller is according to the brightness of the target area
Luminance difference between the brightness of display panel obtains corresponding target voltage, and corresponding according to target voltage adjusting
The brightness of backlight area improves the brightness of backlight area, so that the brightness of target area corresponding with the backlight area is therewith
It improves, so that the brightness of the target area is consistent with the brightness of display panel, so that the display for improving display panel is uniform
Property.
The technical solution of the present embodiment, by brightness and the display surface of detecting the preset multiple target areas of display panel
The brightness of plate, and the luminance difference between the brightness of each target area and the brightness of display panel is calculated, and control sequential control
Device processed adjusts the brightness of target area according to each luminance difference, makes the brightness of each target area and the brightness of display panel
It reaches unanimity, to promote the show uniformity of display panel.
In one embodiment, referring to Fig. 5, based on the above embodiment, after step S3, further includes:
Step S4 judges the luminance difference between the brightness of each target area and the brightness of the display panel
Whether predetermined luminance is greater than；
In practical applications, if the brightness between two regions is very close, human eye be difficult to tell two regions it
Between luminance difference therefore can be set according to actual needs a predetermined luminance, for example, can be according to user to luminance difference
Receivable range predetermined luminance is set, can also according to the viewing habit setting predetermined luminance of the user in different areas, with
It adjusts and is illustrated for the brightness of the target area under a certain grayscale value, each target area in the case where obtaining current gray value
Brightness and display panel brightness between luminance difference after, each luminance difference is compared with predetermined luminance one by one.
Step S5, if the luminance difference between the brightness of the target area and the brightness of the display panel is less than institute
Predetermined luminance is stated, does not adjust the brightness of the target area.
If the luminance difference between the brightness of target area and the brightness of display panel is less than predetermined luminance, illustrate the mesh
The brightness of the brightness and display panel of marking region is very close, therefore, can not be right in the acceptable range of user
The brightness in the region is adjusted, to improve the efficiency for adjusting display panel uniformity.
Step S6, if the luminance difference between the brightness of the target area and the brightness of the display panel is greater than institute
Predetermined luminance is stated, according to the luminance difference, adjusts the brightness of the target area, to reduce each target area
Luminance difference between brightness and the brightness of the display panel
If the luminance difference between the brightness of target area and the brightness of display panel is greater than predetermined luminance, illustrate target
Luminance difference degree between the brightness in region and the brightness of display panel has exceeded in acceptable range, needs to mesh
The brightness in mark region is adjusted.At this point it is possible to target voltage corresponding with the luminance difference is obtained according to the luminance difference,
And control sequential controller adjusts the brightness of backlight area corresponding with the target voltage according to the target voltage, makes the target
The brightness in region and the brightness of display panel reach unanimity.
The technical solution of the present embodiment, by the way that a predetermined luminance is arranged, target area brightness and display panel it is bright
When luminance difference between degree is less than predetermined luminance, the brightness of the target area is not adjusted, so set, can mention
The efficiency of top adjustment display panel uniformity.
Fig. 6 is the flow diagram of one embodiment of brightness adjusting method of the application display panel.
In the present embodiment, the brightness adjusting method of the display panel includes:
Step S7 obtains the brightness of the preset multiple target areas of display panel；
In the present embodiment, by the way that the display area of display panel is divided into multiple target areas, target area in advance
Quantity, shapes and sizes can be set according to actual needs, for example, can be according to the display brightness of display panel not
Uniform situation divides target area and determines the quantity of target area, and display panel can also be averagely divided into multiple mesh
Mark region etc..And the brightness of each target area under different grayscale values is successively measured by optical instrument, obtain each grayscale
The brightness of the corresponding each target area of value, the brightness of each target area can for each target area maximum brightness,
Minimum brightness or average brightness, in the present embodiment, the average brightness of optional each target area is the brightness of each target.
Step S8 calculates the luminance difference between the brightness and reference brightness of each target area；
Reference brightness can be arranged according to the brightness of backlight, since light is from backlight illumination to display panel, light warp
After crossing multi-layer optical film, it may occur that certain decaying, so that the normal display brightness of display panel is about its back light source brightness
80%, it therefore, can be using the 80% of back light source brightness as reference brightness, alternatively, it can be selected from multiple target areas
In a target area brightness be reference brightness, the optional back light source brightness of the present embodiment 80% be used as reference brightness.It is obtaining
It obtains under each grayscale value after the brightness of each target area, it is poor that the brightness of each target area is made with reference brightness one by one, obtains
Luminance difference under to each grayscale value between the brightness and reference brightness of each target area.
Step S9 adjusts the brightness of each target area, according to the luminance difference to reduce each mesh
Mark the luminance difference between the brightness and the reference brightness in region.
In the case where obtaining each grayscale value after the brightness of each target area, need to adjust each target under each grayscale value
The brightness in region makes the brightness of each target area under same grayscale value reach unanimity with reference brightness.To adjust a certain grayscale
It is illustrated for the brightness of target area under value, in the case where measuring current gray value after the brightness of each target area, meter
Calculate the luminance difference under current gray value between the brightness and reference brightness of each target area, and control sequential controller root
The brightness that corresponding with each target area backlight area is adjusted according to each luminance difference, make each target area brightness and
Reference brightness is equal or close.For example, under current gray value, if the brightness of a certain target area is higher than reference brightness, timing
Controller reduces the brightness of the target area by the brightness of reduction backlight area corresponding with the target area, if certain
The brightness of one target area is lower than the brightness of display panel, and sequence controller is by improving backlight corresponding with the target area
The brightness in region enhances the brightness of the target area, so that the brightness of each target area reaches unanimity with reference brightness.
Specifically, referring to Fig. 6, step S9 includes:
Step S91 obtains each target voltage corresponding with each luminance difference；
It, will be each after luminance difference in the case where obtaining current gray between the brightness and reference brightness of each target area
Luminance difference is stored into sequence controller, and sequence controller passes through between pre-set luminance difference and target voltage
Corresponding relationship, for example, obtaining each luminance difference by the mapping table between pre-set luminance difference and target voltage
Corresponding target voltage.
Step S92, control sequential controller adjust corresponding with the target voltage described according to each target voltage
Target area brightness.
Sequence controller is after obtaining the corresponding target voltage of each luminance difference, by adjusting and the target voltage pair
The brightness for the backlight area answered, so that the brightness of target area corresponding with the backlight area reaches unanimity with reference brightness, example
Such as, if the brightness of a target area is higher than reference brightness, sequence controller according to the brightness of the target area and reference brightness it
Between luminance difference obtain corresponding target voltage, and adjust the brightness of corresponding backlight area according to the target voltage, make this
The brightness of backlight area reduces, so that the brightness of target area corresponding with the backlight area decreases, if a target area
Brightness be lower than reference brightness, sequence controller obtains according to the luminance difference between the brightness and reference brightness of the target area
Corresponding target voltage is obtained, and adjusts the brightness of corresponding backlight area according to the target voltage, makes the brightness of backlight area
Improve so that the brightness of target area corresponding with the backlight area increases accordingly so that the brightness of the target area with
Reference brightness is consistent, to improve the show uniformity of display panel.
The technical solution of the present embodiment is arranged a reference brightness according to the brightness of backlight, and passes through sequence controller tune
The brightness for saving each target area makes the brightness of each target area reach unanimity with reference brightness, can greatly improve display
The show uniformity of panel.
The application also provides a kind of display device, comprising: memory, processor and storage on a memory and can located
The brightness regulation program of the display panel run on reason device, the brightness regulation program of the display panel are transported by the processor
The step of brightness adjusting method of display panel as described above is realized when row.The display device further includes display panel and electricity
Road plate, the display panel are connect with the circuit board, and the brightness regulation program of the display panel is arranged in the circuit board
On.
The display device of the present embodiment can be television set, tablet computer, mobile phone etc. and fill with the display of display panel
It sets.The display panel of the present embodiment can be following any: liquid crystal display panel, OLED display panel, QLED display surface
Plate, twisted-nematic (Twisted Nematic, TN) or super twisted nematic (Super Twisted Nematic, STN) type are put down
Convert (In-Plane Switching, IPS) type, vertical orientation (Vertical Alignment, VA) type, curved face type face in face
Plate or other display panels.
The foregoing is merely the alternative embodiments of the application, are not intended to limit the scope of the patents of the application, all at this
Under the inventive concept of application, using equivalent structure transformation made by present specification and accompanying drawing content, or directly/transport indirectly
In the scope of patent protection that other related technical areas are included in the application.
Claims (10)
1. a kind of brightness adjusting method of display panel, which is characterized in that the brightness adjusting method of the display panel include with
Lower step:
Obtain the brightness of the preset multiple target areas of display panel and the brightness of the display panel；
Calculate the luminance difference between the brightness of each target area and the brightness of the display panel；
The brightness of each target area is adjusted according to the luminance difference, with reduce the brightness of each target area with
Luminance difference between the brightness of the display panel.
2. the brightness adjusting method of display panel as described in claim 1, which is characterized in that the acquisition display panel is default
Multiple target areas brightness and the display panel brightness the step of include:
It successively measures under different grayscale values, the brightness of multiple target areas and the brightness of the display panel.
3. the brightness adjusting method of display panel as claimed in claim 2, which is characterized in that described according to the luminance difference
Adjust the brightness of each target area, with reduce each target area brightness and the display panel brightness it
Between luminance difference the step of include:
Obtain each target voltage corresponding with each luminance difference；
Control sequential controller adjusts the brightness of the target area corresponding with the target voltage according to the target voltage.
4. the brightness adjusting method of display panel as claimed in claim 3, which is characterized in that the acquisition and each brightness
The step of difference corresponding each target voltage includes:
Each luminance difference is stored into sequence controller；
The sequence controller obtains the target voltage corresponding with the luminance difference according to the luminance difference.
5. the brightness adjusting method of display panel as claimed in claim 2, which is characterized in that described to calculate each target
After the step of luminance difference between the brightness in region and the brightness of the display panel, further includes:
It is default to judge whether the luminance difference between the brightness of each target area and the brightness of the display panel is greater than
Brightness；
If the luminance difference between the brightness of the target area and the brightness of the display panel is less than the predetermined luminance, no
Adjust the brightness of the target area.
6. the brightness adjusting method of display panel as claimed in claim 5, which is characterized in that each target of judgement
After the step of whether luminance difference between the brightness in region and the brightness of the display panel is greater than predetermined luminance, also wrap
It includes:
If the luminance difference between the brightness of the target area and the brightness of the display panel is greater than the predetermined luminance, root
According to the luminance difference, the brightness of the target area is adjusted, to reduce the brightness and the display of each target area
Luminance difference between the brightness of panel.
7. a kind of brightness adjusting method of display panel, which is characterized in that the brightness adjusting method of the display panel include with
Lower step:
Obtain the brightness of the preset multiple target areas of display panel；
Calculate the luminance difference between the brightness and reference brightness of each target area；
According to the luminance difference, the brightness of each target area is adjusted, to reduce the brightness of each target area
With the luminance difference between the reference brightness.
8. the brightness adjusting method of display panel as claimed in claim 7, which is characterized in that described according to the luminance difference
It is worth, the brightness of each target area of adjusting, between the brightness and the reference brightness to reduce each target area
Luminance difference the step of include:
Obtain each target voltage corresponding with each luminance difference；
Control sequential controller adjusts the target area brightness corresponding with the target voltage according to each target voltage.
9. a kind of display device, which is characterized in that on a memory and can be on a processor including memory, processor and storage
The brightness regulation program of the display panel of operation, the processor are realized such as when executing the brightness regulation program of the display panel
The step of brightness adjusting method of the described in any item display panels of claim 1-8.
10. display device as claimed in claim 9, which is characterized in that the display device further include: display panel and circuit
Plate, the display panel are connect with the circuit board, and the brightness regulation program of the display panel is arranged on the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910139238.5A CN109754770A (en) | 2019-02-25 | 2019-02-25 | The brightness adjusting method and display device of display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910139238.5A CN109754770A (en) | 2019-02-25 | 2019-02-25 | The brightness adjusting method and display device of display panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109754770A true CN109754770A (en) | 2019-05-14 |
Family
ID=66406667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910139238.5A Pending CN109754770A (en) | 2019-02-25 | 2019-02-25 | The brightness adjusting method and display device of display panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109754770A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110264938A (en) * | 2019-06-27 | 2019-09-20 | 江苏芯盛智能科技有限公司 | Image display method and apparatus |
| CN110459162A (en) * | 2019-08-30 | 2019-11-15 | 霸州市云谷电子科技有限公司 | Luminance compensation data capture method, device, equipment |
| CN110880297A (en) * | 2019-12-10 | 2020-03-13 | 京东方科技集团股份有限公司 | Display panel brightness adjusting method and device and display device |
| CN112447132A (en) * | 2019-08-27 | 2021-03-05 | 北京小米移动软件有限公司 | Terminal device, display control method, display control device, and computer-readable storage medium |
| CN113257160A (en) * | 2021-04-28 | 2021-08-13 | 惠科股份有限公司 | Detection device and detection method for display panel |
| US20210264878A1 (en) * | 2018-11-20 | 2021-08-26 | HKC Corporation Limited | Method and System of Measuring Display Panel, and Display Device |
| CN114170984A (en) * | 2021-11-30 | 2022-03-11 | 重庆惠科金渝光电科技有限公司 | Display panel driving method and display panel |
| WO2022077764A1 (en) * | 2020-10-16 | 2022-04-21 | Tcl华星光电技术有限公司 | Display panel brightness adjustment method and apparatus |
| CN115188351A (en) * | 2022-07-15 | 2022-10-14 | Tcl华星光电技术有限公司 | Display control method and display device |
| CN115188351B (en) * | 2022-07-15 | 2024-06-04 | Tcl华星光电技术有限公司 | Display control method and display device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000181407A (en) * | 1998-12-10 | 2000-06-30 | Fujitsu Ltd | Liquid crystal display device |
| CN1838220A (en) * | 2005-03-24 | 2006-09-27 | 索尼株式会社 | Display apparatus and display method |
| US7567301B2 (en) * | 2003-10-02 | 2009-07-28 | Funai Electric Co., Ltd. | Flat panel television |
| CN104992683A (en) * | 2015-07-02 | 2015-10-21 | 武汉华星光电技术有限公司 | Gamma adjustment method and device of liquid crystal display panel |
| CN109064995A (en) * | 2018-11-09 | 2018-12-21 | 重庆先进光电显示技术研究院 | Luminance compensation method, display panel and the luminance compensating mechanism of display panel |
-
2019
- 2019-02-25 CN CN201910139238.5A patent/CN109754770A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000181407A (en) * | 1998-12-10 | 2000-06-30 | Fujitsu Ltd | Liquid crystal display device |
| US7567301B2 (en) * | 2003-10-02 | 2009-07-28 | Funai Electric Co., Ltd. | Flat panel television |
| CN1838220A (en) * | 2005-03-24 | 2006-09-27 | 索尼株式会社 | Display apparatus and display method |
| CN104992683A (en) * | 2015-07-02 | 2015-10-21 | 武汉华星光电技术有限公司 | Gamma adjustment method and device of liquid crystal display panel |
| CN109064995A (en) * | 2018-11-09 | 2018-12-21 | 重庆先进光电显示技术研究院 | Luminance compensation method, display panel and the luminance compensating mechanism of display panel |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210264878A1 (en) * | 2018-11-20 | 2021-08-26 | HKC Corporation Limited | Method and System of Measuring Display Panel, and Display Device |
| US11990105B2 (en) * | 2018-11-20 | 2024-05-21 | HKC Corporation Limited | Method and system of measuring display panel, and display device |
| CN110264938A (en) * | 2019-06-27 | 2019-09-20 | 江苏芯盛智能科技有限公司 | Image display method and apparatus |
| CN112447132A (en) * | 2019-08-27 | 2021-03-05 | 北京小米移动软件有限公司 | Terminal device, display control method, display control device, and computer-readable storage medium |
| CN110459162A (en) * | 2019-08-30 | 2019-11-15 | 霸州市云谷电子科技有限公司 | Luminance compensation data capture method, device, equipment |
| US11482154B2 (en) | 2019-08-30 | 2022-10-25 | Bazhou Yungu Electronics Technology Co., Ltd. | Method, apparatus and device for acquiring luminance compensation data |
| CN110880297A (en) * | 2019-12-10 | 2020-03-13 | 京东方科技集团股份有限公司 | Display panel brightness adjusting method and device and display device |
| WO2022077764A1 (en) * | 2020-10-16 | 2022-04-21 | Tcl华星光电技术有限公司 | Display panel brightness adjustment method and apparatus |
| CN113257160A (en) * | 2021-04-28 | 2021-08-13 | 惠科股份有限公司 | Detection device and detection method for display panel |
| CN114170984A (en) * | 2021-11-30 | 2022-03-11 | 重庆惠科金渝光电科技有限公司 | Display panel driving method and display panel |
| CN115188351A (en) * | 2022-07-15 | 2022-10-14 | Tcl华星光电技术有限公司 | Display control method and display device |
| CN115188351B (en) * | 2022-07-15 | 2024-06-04 | Tcl华星光电技术有限公司 | Display control method and display device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109754770A (en) | The brightness adjusting method and display device of display panel | |
| CN107680542B (en) | Partitioned backlight control method and device | |
| CN105096875B (en) | A kind of GTG control method, GTG control device and LCDs | |
| CN106991981B (en) | The choosing method of mura offset data reference value position | |
| CN108877694B (en) | Double-layer liquid crystal screen, backlight brightness control method and device and electronic equipment | |
| CN103531175B (en) | Splicing display device screen intensity uniformity tuning method and system | |
| KR102637702B1 (en) | Liquid crystal display device and method of local dimming of the same | |
| CN109712592A (en) | Brightness adjusting method and display device | |
| CN105869598B (en) | The driving method and liquid crystal display of liquid crystal display | |
| CN107799080B (en) | A kind of liquid crystal pixel compensation method based on segmented curve | |
| Chen et al. | Evaluation of LCD local‐dimming‐backlight system | |
| CN109064995A (en) | Luminance compensation method, display panel and the luminance compensating mechanism of display panel | |
| TWI475552B (en) | Pixel driving circuit | |
| JP5956891B2 (en) | Liquid crystal display device and driving method of liquid crystal display device | |
| CN103197464B (en) | Display panels and liquid crystal display | |
| CN104267547B (en) | A kind of array base palte and display device | |
| CN104460114A (en) | Liquid crystal display panel and display devices | |
| WO2023005867A1 (en) | Backlight compensation method, device and system, and storage medium | |
| CN103514853A (en) | Backlight smoothing method applied to liquid crystal display dynamic dimming and device | |
| CN103591555A (en) | Diffusion plate supporting frame, direct type backlight module and display device | |
| CN111641820B (en) | White balance adjusting method and device of liquid crystal display panel | |
| CN106526988B (en) | Display array substrate image element structure and its display equipment of application | |
| CN206773353U (en) | A kind of backlight module | |
| CN109239955A (en) | A kind of measurement method of display panel, system and display device | |
| TW201928463A (en) | Optical film |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190514 |
|
| RJ01 | Rejection of invention patent application after publication |