CN104732954B - The method of adjustment and adjustment system of AMOLED white balances - Google Patents
The method of adjustment and adjustment system of AMOLED white balances Download PDFInfo
- Publication number
- CN104732954B CN104732954B CN201310712307.XA CN201310712307A CN104732954B CN 104732954 B CN104732954 B CN 104732954B CN 201310712307 A CN201310712307 A CN 201310712307A CN 104732954 B CN104732954 B CN 104732954B
- Authority
- CN
- China
- Prior art keywords
- pixel
- amoled
- adjustment
- brightness
- white
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Electroluminescent Light Sources (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The method of adjustment and adjustment system of a kind of AMOLED white balances of the present invention, first, obtain the brightness of the color high-molecular luminous material of red, green and blue three and life time decay curve in AMOLED, the electric current for flowing through the pixel is adjusted further according to the predetermined adjustment time and brightness and life time decay curve during use, maintains the white balance of the pixel.Brightness and life time decay curve due to AMOLED devices are that any a product must be tested before dispatching from the factory, therefore without additionally determining, also the adjust automatically for whether reaching default adjustment time according to the working time and carrying out white balance is needed only to during use, adjustment opportunity is easy to detect, workload is small, convenient to implement.
Description
Technical field
The present invention relates to AMOLED controls, specifically a kind of method of adjustment of AMOLED white balances and adjustment system.
Background technology
AMOLED（English full name is：Active-matrix organic light-emitting diode mean active
Matrix/organic light emitting diode (AMOLED) or active-matrix organic light emitting diode）, be it is a kind of be applied to it is aobvious in TV and mobile device
Show technology.Wherein AM（Active matrix body or active-matrix body）Refer to the pixel addressing technique of behind, OLED (organic light emissions
Diode) particular type-organic electric-excitation luminescent for describing film Display Technique shows.Organic light emitting display（OLED）
It is active luminescent device.Compared to present main flow flat panel display Thin Film Transistor-LCD（), TFT-LCD OLED has
There is a high-contrast, wide viewing angle, low-power consumption, the advantages that volume is thinner, be expected to turn into the FPD skill of future generation after LCD
Art, it is one of the most technology that attracted attention in current flat panel display.
The white that AMOLED is shown is synthesized by red-green-blue, is adjusted the brightness proportioning of RGB and can be obtained accordingly
White balance, shown in Figure 1, AMOLED device usage times are longer, and the brightness decay ratio of AMOLED devices is bigger, and
The damped cycle of AMOLED device three-color light-emitting materials simultaneously differs：Red decay is most slow, and green is taken second place, and blueness decay is most
It hurry up, after a certain time, three colour brightnesses proportioning changes, and causes white balance to offset, and makes white partially yellow, extreme influence display effect.
And major mobile phone manufacturer, it is all that whether the especially white coordinate of chromaticity coordinate is up to standard straight as one of critical specifications, white balance
Connecing influences screen display quality.
Chinese patent literature CN2738515Y discloses a kind of active-matrix organic light-emitting diodes of dynamic adjustment white balance
Pipe starts control circuit, using the multiple programmable voltage sources provided with programmable voltage generator, respectively as active square
The power supply of the red, green, blue pixel of battle array organic LED display panel, and with a wwhite balance control circuit, according to actively
The service condition of matrix organic LED display panel, that is, material decay situation, dynamically to adjust program voltage source
Magnitude of voltage, realize adjustment active-matrix organic LED display panel white balance purpose；Material decay therein
Situation is shown especially by the GTG that the active-matrix Organic Light Emitting Diode bears more than certain value is calculated within a certain period of time
Number.Born more than certain value in the patent document by measuring active-matrix Organic Light Emitting Diode in the given time
The decline situation for the number judgement material that GTG is shown, it is necessary to measure the number that GTG more than each pixel certain value is shown in real time
Mesh, the workload for detecting grey exponent number and counting is big, has aggravated the burden of processor reason, it has not been convenient to implement.
The content of the invention
Therefore, to be solved by this invention is in the prior art by measuring active-matrix organic light emission in the given time
The measurement workload that the decline situation that diode bears the number judgement material that GTG more than certain value is shown is brought is very much not square
Just the technical problem implemented, there is provided a kind of method of adjustment of AMOLED white balances and adjustment system.
In order to solve the above technical problems, the technical solution adopted by the present invention is as follows：
A kind of method of adjustment of AMOLED white balances, comprises the following steps：
Obtain the brightness of the color high-molecular luminous material of red, green and blue three and life time decay curve in AMOLED；
Timing is operated to each pixel in the AMOLED, obtains the working time of the pixel；
Judge whether the working time of the pixel reaches predetermined adjustment time, brightness and longevity as described in basis if reaching
Life attenuation curve is adjusted to the electric current for flowing through the pixel, maintains the white balance of the pixel.
A kind of method of adjustment of described AMOLED white balances, the color macromolecule of red, green and blue three is sent out in AMOLED is obtained
The step of brightness of luminescent material and life time decay curve, also includes being spaced the scheduled time in the brightness and life time decay curve
The step of taking out the brightness value of three kinds of colors and calculating brightness decay ratio；It is described according to the brightness and life time decay curve pair
Flow through the pixel electric current be adjusted specially according to the brightness decay ratio to flow through the pixel electric current carry out
Adjustment.
A kind of method of adjustment of described AMOLED white balances, each pixel in the AMOLED by IC carry when
Sequential signal is operated timing.
A kind of method of adjustment of described AMOLED white balances, the brightness decay ratio and corresponding working time are advance
In the burned processor using the AMOLED devices.
A kind of method of adjustment of described AMOLED white balances, it is described maintain the pixel white balance the step of further wrap
Include：Keep the driving current of red pixel constant, while increase the driving current of green pixel and blue pixel.
A kind of method of adjustment of described AMOLED white balances, it is described maintain the pixel white balance the step of further wrap
Include：Keep the driving current of blue pixel constant, while reduce red pixel and the driving current of green pixel.
A kind of method of adjustment of described AMOLED white balances, it is described maintain the pixel white balance the step of further wrap
Include：Keep the driving current of green pixel constant, reduce the driving current of red pixel while improve the driving current of blue pixel.
Simultaneously, there is provided a kind of adjustment system of AMOLED white balances, including：
Input module, obtain the brightness of the color high-molecular luminous material of red, green and blue three and life time decay curve in AMOLED；
Timing module, timing is operated to each pixel in the AMOLED, obtains the working time of the pixel；
Judge module, judges whether the working time of the pixel reaches predetermined adjustment time, enters if reaching and adjusts
Mould preparation block；
Adjusting module, the electric current for flowing through the pixel is adjusted according to the brightness and life time decay curve, maintained
The white balance of the pixel.
A kind of adjustment system of described AMOLED white balances, the input module is additionally included in the brightness and the life-span declines
Subtract the brightness value that three kinds of colors of scheduled time taking-up are spaced on curve and calculate the computing module of brightness decay ratio；The adjustment
Module is specially the module being adjusted according to the brightness decay ratio to the electric current for flowing through the pixel.
A kind of adjustment system of described AMOLED white balances, the timing module is to each pixel in the AMOLED
The clock signal carried by IC is operated timing.
The above-mentioned technical proposal of the present invention has advantages below compared with prior art：
The present invention a kind of AMOLED white balances method of adjustment and adjustment system, first, obtain AMOLED in it is red, green and
The brightness of blue three color high-molecular luminous materials and life time decay curve, further according to the predetermined adjustment time and brightness during use
The electric current for flowing through the pixel is adjusted with life time decay curve, maintains the white balance of the pixel.Due to AMOLED devices
Brightness and life time decay curve be that any a product must be tested before dispatching from the factory, therefore without additionally determining, make
Used time also needs only to the adjust automatically for whether reaching default adjustment time according to the working time and carrying out white balance, adjusts opportunity
Easy to detect, workload is small, convenient to implement.
The method of adjustment and adjustment system of a kind of AMOLED white balances of the present invention, the red, green and blue in AMOLED is obtained
After the brightness of three color high-molecular luminous materials and life time decay curve, in addition in the brightness and life time decay curve between
The brightness value of three kinds of colors is taken out every the scheduled time and the step of calculate brightness decay ratio；It is described according to the brightness and life-span
Attenuation curve is adjusted specially according to the brightness decay ratio to the electric current for flowing through the pixel to flowing through the pixel
Electric current be adjusted.The brightness decay ratio and corresponding the working time advance burned device using the AMOLED
In processor.Can reduce the AMOLED devices it is actual carry out blank level adjustment when computation burden, be particularly suitable for handle energy
The relatively low AMOLED devices of power.
The method of adjustment and adjustment system of a kind of AMOLED white balances of the present invention, by the driving current for keeping red pixel
It is constant, while the driving current for improving green pixel and blue pixel carries out blank level adjustment.More preferable display brightness can be so obtained,
But due to improving the driving current of green pixel and blue pixel, green pixel and blue pixel service life may be caused to reduce, and then
The service life of device is caused to reduce.
The method of adjustment and adjustment system of a kind of AMOLED white balances of the present invention, by the driving current for keeping blue pixel
It is constant, while the driving current for reducing red pixel and green pixel carries out blank level adjustment.AMOLED devices can be extended to a certain extent
The service life of part, but display brightness is relatively low.
The method of adjustment and adjustment system of a kind of AMOLED white balances of the present invention, by the driving current for keeping green pixel
It is constant, while reduce red pixel and improve the driving current progress blank level adjustment of blue pixel.Preferably display can so be obtained
Brightness, the service life of red pixel can be extended to a certain extent but the service life of blue pixel can be reduced simultaneously.Due to green pixel
Rate of decay between red pixel and blue pixel, this scheme allows red pixel current on the basis of the rate of decay of green pixel
Reduce, the increase of blue pixel current, avoid the electric current of two other pixel be while reduced or increased, can preferably equilbrium brightness with decline
Subtract the relation in life-span.
Brief description of the drawings
In order that present disclosure is more likely to be clearly understood, specific embodiment and combination below according to the present invention
Accompanying drawing, the present invention is further detailed explanation, wherein
Fig. 1 is the brightness decay ratio and time-varying relationship schematic diagram of a kind of AMOLED devices；
Fig. 2 is the datagram intercepted in life time decay curve every a period of one embodiment of the invention；
Fig. 3 is the dough softening schematic diagram of three kinds of luminescent materials of AMOLED devices in one embodiment of the invention；
Fig. 4 is a kind of flow chart of the method for adjustment of AMOLED white balances of one embodiment of the invention；
Fig. 5 is a kind of structured flowchart of the adjustment system of AMOLED white balances of one embodiment of the invention.
Embodiment
Embodiment 1
It is shown in Figure 4, be one embodiment of the invention a kind of AMOLED white balances method of adjustment, specifically include as
Lower step：
S1:Obtain the brightness of the color high-molecular luminous material of red, green and blue three and life time decay curve in AMOLED；Wherein obtain
Brightness and life time decay curve is taken to be carried out after any a AMOLED devices output, therefore, the application's can be direct
Using the brightness and life time decay curve detected before product export, without individually being tested.
S2:Timing is operated to each pixel in the AMOLED, obtains the working time of the pixel.
S3:Judge whether the working time of the pixel reaches predetermined adjustment time, as reached, walk around into step S4；
Otherwise this step is repeated.
S4：The electric current for flowing through the pixel is adjusted according to the brightness and life time decay curve, maintains the pixel
White balance.
Brightness and life time decay curve due to AMOLED devices are that any a product must be tested before dispatching from the factory
, also needed only to therefore without additionally determining, during use according to the working time whether reach default adjustment time carry out it is white
The adjust automatically of balance, easy to detect during adjustment, workload is small, convenient to implement.
Embodiment 2
As second embodiment of the present invention, on the basis of above-described embodiment 1, the AMOLED white balances of the present embodiment
Method of adjustment after the brightness of the color high-molecular luminous material of red, green and blue three in obtaining AMOLED and life time decay curve,
Also include being spaced the brightness value of three kinds of colors of scheduled time taking-up in the brightness and life time decay curve and calculating brightness declining
The step of subtracting ratio；Time interval is shorter in theory, then blank level adjustment is more accurate, but IC or CPU amount of calculation can be got over simultaneously
Greatly, it is preferred that it is to flowing through the electricity of the pixel described in 50hs according to the brightness and life time decay curve to choose interval time
Stream is adjusted specially to be adjusted according to the brightness decay ratio to the electric current for flowing through the pixel.
Embodiment 3
On the basis of above-described embodiment 2, in the method for adjustment of the AMOLED white balances of the present embodiment, in the AMOLED
The clock signal that is carried by IC of each pixel be operated timing.
Embodiment 4
On the basis of above-described embodiment 3, in the method for adjustment of the AMOLED white balances of the present embodiment, the brightness decay
In ratio and the advance burned processor using the AMOLED devices of corresponding working time.As a kind of specific embodiment party
Formula, it is shown in Figure 2, take out the brightness value of three kinds of colors every 1250 hours and calculate brightness decay ratio, and by this
In brightness decay ratio and the advance burned processor using the AMOLED devices of corresponding working time.In this example with
Interval 1250 hours exemplified by illustrate, it is of course possible to according to adjustment interval time, such as interval 30 hours or other more
Long interval time.
The present embodiment precalculates attenuation ratio, without the row calculating again in blank level adjustment, can reduce the AMOLED
Device it is actual carry out blank level adjustment when computation burden, be particularly suitable for the relatively low AMOLED devices of disposal ability.
Embodiment 5
It is described in a kind of method of adjustment of AMOLED white balances of the present embodiment on the basis of any of the above-described embodiment
The step of white balance for maintaining the pixel, further comprises：Keep the driving current of red pixel constant, at the same increase green pixel and
The driving current of blue pixel.
A kind of method of adjustment of AMOLED white balances of the present embodiment can obtain more preferable display brightness, but due to increase
The driving current of green pixel and blue pixel, green pixel and blue pixel service life may be caused to reduce, and then cause making for device
Reduced with the life-span.
Certainly, the other embodiment as the present invention, can be in order to keep the display brightness of AMOLED devices constant simultaneously
Increase the driving current of the driving current of red pixel, the driving current of green pixel and blue pixel.
Embodiment 6
It is described in a kind of method of adjustment of AMOLED white balances of the present embodiment on the basis of any of the above-described embodiment
The step of white balance for maintaining the pixel, further comprises：Keep the driving current of blue pixel constant, at the same reduce red pixel and
The driving current of green pixel.
A kind of method of adjustment of AMOLED white balances of the present embodiment, the use of AMOLED devices can be extended to a certain extent
Life-span, but display brightness is relatively low.
Embodiment 7
It is described in a kind of method of adjustment of AMOLED white balances of the present embodiment on the basis of any of the above-described embodiment
The step of white balance for maintaining the pixel, further comprises：Keep the driving current of green pixel constant, reduce the drive of red pixel
Streaming current improves the driving current of blue pixel simultaneously.
Referring specifically to shown in Fig. 3, by taking certain first use as an example, it is assumed that when screen was used to 10000 hours, the colors of RGB tri-
Remaining brightness is respectively the 90% of initial value, 83%, 77%, then L (R)-L (G)=7%, L (G)-L (B)=6%.In order to avoid white balance
Drift, make three colour brightness proportionings consistent with original state, it is necessary to red pixel driving current be reduced into 7%, blue pixel driving current increases
It is big by 6%, haematochrome and the decay of blue pixel intensity are compensated, drawn close to green pixel.Moreover, further, it can will adjust mould
Formula is divided into slightly, and moderate, severe is either divided into Pyatyi or multistage, can be carried out according to user for the hobby of white balance color
Autonomous selection.
A kind of method of adjustment of AMOLED white balances of the present embodiment is adjusted between two parties, relative to 5 pairs of indigo plant of embodiment
Pixel, the driving current increase rate of blue pixel is smaller, can reduce the influence to blue pixel service life to a certain extent.This
Sample can obtain preferable display brightness, can extend the service life of red pixel to a certain extent but can reduce making for blue pixel simultaneously
Use the life-span.Because the rate of decay of green pixel is between red pixel and blue pixel, this scheme using the rate of decay of green pixel as
Benchmark, allow red pixel current to reduce, blue pixel current increase, avoid the electric current of two other pixel while be reduced or increased, energy
The relation of more preferable equilbrium brightness and Decay.
Embodiment 8
Shown in Figure 5, the present invention correspondingly provides a kind of adjustment system of AMOLED white balances, including：
Input module, obtain the brightness of the color high-molecular luminous material of red, green and blue three and life time decay curve in AMOLED；
Timing module, timing is operated to each pixel in the AMOLED, obtains the working time of the pixel；
Judge module, judges whether the working time of the pixel reaches predetermined adjustment time, enters if reaching and adjusts
Mould preparation block；
Adjusting module, according to the predetermined adjustment time and brightness and life time decay curve to flowing through the electricity of the pixel
Stream is adjusted, and maintains the white balance of the pixel.
A kind of adjustment system of described AMOLED white balances, the input module is additionally included in the brightness and the life-span declines
Subtract the brightness value that three kinds of colors of scheduled time taking-up are spaced on curve and calculate the computing module of brightness decay ratio；The adjustment
Module is specially the module being adjusted according to the brightness decay ratio to the electric current for flowing through the pixel.
In a kind of adjustment system of AMOLED white balances of the present embodiment, brightness and life time decay due to AMOLED devices
Curve is that any a product must be tested before dispatching from the factory, therefore without additionally determining, and also needs only to root during use
Whether reaching the adjust automatically that default adjustment time carries out white balance according to the working time, easy to detect during adjustment, workload is small,
It is convenient to implement.
As a kind of embodiment, a kind of adjustment system of described AMOLED white balances, the timing module pair
The clock signal that each pixel in the AMOLED is carried by IC is operated timing.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (10)
1. a kind of method of adjustment of AMOLED white balances, it is characterised in that comprise the following steps：
Obtain the brightness of the color high-molecular luminous material of red, green and blue three and life time decay curve in AMOLED；
Timing is operated to each pixel in the AMOLED, obtains the working time of the pixel；
Judge whether the working time of the pixel reaches predetermined adjustment time, as reached, brightness and the life-span according to decline
Subtract curve to be adjusted the electric current for flowing through the pixel, maintain the white balance of the pixel.
2. the method for adjustment of a kind of AMOLED white balances according to claim 1, it is characterised in that in AMOLED is obtained
The step of brightness of the color high-molecular luminous material of red, green and blue three and life time decay curve, is additionally included in the brightness and the life-span declines
The step of subtracting the brightness value that three kinds of colors of scheduled time taking-up are spaced on curve and calculating brightness decay ratio；Described in the basis
Brightness and life time decay curve are adjusted specially to the electric current for flowing through the pixel according to the brightness decay ratio convection current
Electric current through the pixel is adjusted.
3. the method for adjustment of a kind of AMOLED white balances according to claim 2, it is characterised in that in the AMOLED
The clock signal that each pixel is carried by IC is operated timing.
A kind of 4. method of adjustment of AMOLED white balances according to claim 3, it is characterised in that the brightness decay ratio
In example and the advance burned processor using the AMOLED devices of corresponding working time.
5. according to a kind of method of adjustment of any described AMOLED white balances of claim 1-4, it is characterised in that the maintenance
The step of white balance of the pixel, further comprises：Keep the driving current of red pixel constant, while increase green pixel and blue picture
The driving current of element.
6. according to a kind of method of adjustment of any described AMOLED white balances of claim 1-4, it is characterised in that the maintenance
The step of white balance of the pixel, further comprises：Keep the driving current of blue pixel constant, while reduce red pixel and green picture
The driving current of element.
7. according to a kind of method of adjustment of any described AMOLED white balances of claim 1-4, it is characterised in that the maintenance
The step of white balance of the pixel, further comprises：Keep the driving current of green pixel constant, reduce the driving electricity of red pixel
Stream improves the driving current of blue pixel simultaneously.
A kind of 8. adjustment system of AMOLED white balances, it is characterised in that including：
Input module, obtain the brightness of the color high-molecular luminous material of red, green and blue three and life time decay curve in AMOLED；
Timing module, timing is operated to each pixel in the AMOLED, obtains the working time of the pixel；
Judge module, judges whether the working time of the pixel reaches predetermined adjustment time, and adjustment mould is entered if reaching
Block；
Adjusting module, the electric current for flowing through the pixel is adjusted according to the brightness and life time decay curve, maintains the picture
The white balance of element.
9. the adjustment system of a kind of AMOLED white balances according to claim 8, it is characterised in that the input module is also
It is included in the brightness value that three kinds of colors of scheduled time taking-up are spaced on the brightness and life time decay curve and calculates brightness decay
The computing module of ratio；The adjusting module is specially that the electric current for flowing through the pixel is carried out according to the brightness decay ratio
The module of adjustment.
A kind of 10. adjustment system of AMOLED white balances according to claim 8 or claim 9, it is characterised in that the timing mould
The clock signal that block is carried to each pixel in the AMOLED by IC is operated timing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310712307.XA CN104732954B (en) | 2013-12-20 | 2013-12-20 | The method of adjustment and adjustment system of AMOLED white balances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310712307.XA CN104732954B (en) | 2013-12-20 | 2013-12-20 | The method of adjustment and adjustment system of AMOLED white balances |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104732954A CN104732954A (en) | 2015-06-24 |
| CN104732954B true CN104732954B (en) | 2017-11-28 |
Family
ID=53456795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310712307.XA Active CN104732954B (en) | 2013-12-20 | 2013-12-20 | The method of adjustment and adjustment system of AMOLED white balances |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104732954B (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105405400A (en) * | 2015-12-21 | 2016-03-16 | 广东欧珀移动通信有限公司 | Display screen control method, control device, display device and electronic device |
| CN107180607A (en) * | 2016-03-11 | 2017-09-19 | 上海和辉光电有限公司 | The display methods of organic light-emitting diode (OLED) display screen |
| US20190318687A1 (en) * | 2016-09-27 | 2019-10-17 | Shenzhen Royole Technologies Co. Ltd. | Method for protecting oled screen, oled screen protecting system, and oled display |
| CN107204170A (en) * | 2017-07-21 | 2017-09-26 | 京东方科技集团股份有限公司 | A kind of color offset compensating method, colour cast compensation system and display panel |
| CN109819225A (en) * | 2017-11-21 | 2019-05-28 | 深圳市Tcl高新技术开发有限公司 | Color temperature correction method, color temperature correction device and the projection TV of projection TV |
| CN110827750B (en) * | 2018-08-09 | 2021-05-11 | 上海和辉光电股份有限公司 | Display panel and method for adjusting pixel aperture ratio |
| CN110858470B (en) * | 2018-08-24 | 2021-06-01 | 青岛海信移动通信技术股份有限公司 | Display control method and device of OLED screen and terminal equipment |
| CN108877687A (en) * | 2018-08-30 | 2018-11-23 | 武汉天马微电子有限公司 | Data voltage compensation method, driving chip thereof and display device |
| CN110610680A (en) * | 2019-09-30 | 2019-12-24 | 武汉天马微电子有限公司 | Display method, display panel, display device, luminance correction method, and storage medium |
| CN112712770A (en) * | 2019-10-24 | 2021-04-27 | 华为终端有限公司 | Electronic equipment and display module thereof |
| CN110853581B (en) * | 2019-11-06 | 2021-03-16 | 深圳市华星光电半导体显示技术有限公司 | Method for adjusting brightness of display panel and storage medium |
| CN110910772A (en) * | 2019-12-13 | 2020-03-24 | 昆山工研院新型平板显示技术中心有限公司 | Double-screen display panel and display device |
| CN111883058B (en) * | 2020-08-17 | 2021-10-22 | 武汉天马微电子有限公司 | Display panel brightness compensation method and device and display device |
| CN114200286B (en) * | 2021-11-30 | 2024-06-25 | 昆山国显光电有限公司 | Performance evaluation method and device for luminescent material of display module |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1598918A (en) * | 2003-09-19 | 2005-03-23 | 友达光电股份有限公司 | Method and device for correcting white balance of organic luminous display |
| CN101635140A (en) * | 2008-07-24 | 2010-01-27 | 宏碁股份有限公司 | Color automatic adjustment method and color automatic adjustment device |
| CN103198790A (en) * | 2013-03-15 | 2013-07-10 | 向运明 | Self-illumination display device and method for revising inconsistence of luminance of display units |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI243350B (en) * | 2004-02-20 | 2005-11-11 | Quanta Display Inc | Active matrix OLED driving control circuit with capability of dynamically adjusting white balance and adjusting method |
| JP5449641B2 (en) * | 2006-04-17 | 2014-03-19 | グローバル・オーエルイーディー・テクノロジー・リミテッド・ライアビリティ・カンパニー | Display device |
-
2013
- 2013-12-20 CN CN201310712307.XA patent/CN104732954B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1598918A (en) * | 2003-09-19 | 2005-03-23 | 友达光电股份有限公司 | Method and device for correcting white balance of organic luminous display |
| CN101635140A (en) * | 2008-07-24 | 2010-01-27 | 宏碁股份有限公司 | Color automatic adjustment method and color automatic adjustment device |
| CN103198790A (en) * | 2013-03-15 | 2013-07-10 | 向运明 | Self-illumination display device and method for revising inconsistence of luminance of display units |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104732954A (en) | 2015-06-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104732954B (en) | The method of adjustment and adjustment system of AMOLED white balances | |
| CN108630148B (en) | Method for compensating brightness difference of display panel and display | |
| CN104299568B (en) | The image display control method of a kind of WOLED display device and device, display device | |
| CN107784975B (en) | Automatic brightness and chromaticity adjusting method and system of AMOLED display device | |
| CN103680413B (en) | Image processing device and image processing method | |
| CN101697273B (en) | LCD luminance uniformity automatic correcting system and method for LED backlight | |
| CN108231013B (en) | A kind of image processing method and liquid crystal display | |
| CN105374308B (en) | Panel display apparatus and its method | |
| CN104145301B (en) | Display device and display packing | |
| CN104464685B (en) | Adjust GTG transition and the method and device of color of display device | |
| CN103955079B (en) | Method for obtaining brightness and chrominance of white of RGBW display device by using RGB display device | |
| CN107134260B (en) | A kind of display control method, device and display device | |
| CN106611583B (en) | Gamma voltage debugging method and device for electroluminescent display device | |
| CN105788539B (en) | Backlight adjusting method and system, backlight module and display device | |
| CN102648435A (en) | Display device | |
| WO2019061677A1 (en) | 3gamma correction method and system for an oled display module | |
| CN105096788B (en) | The power consumption detection method and device of OLED display screen | |
| RU2636111C1 (en) | Led display device and video display device | |
| CN108780626A (en) | Organic LED display device and its operating method | |
| US20180196309A1 (en) | Color temperature adjustment device and method of liquid crystal panel and liquid crystal panel | |
| CN104505054A (en) | Method for adjusting gray-scale transition and color of display device | |
| CN103489411B (en) | The color of display screen maintains method and system | |
| CN103165081B (en) | LED-backlit module and dynamic light adjustment method thereof | |
| CN101697272A (en) | Device and method for correcting white balance of liquid crystal display equipment | |
| CN106157889A (en) | Improve the method and device of OLED display brightness uniformity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |