CN106652961A - Restoration method and restoration device of polarized liquid crystal display panel - Google Patents
Restoration method and restoration device of polarized liquid crystal display panel Download PDFInfo
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- CN106652961A CN106652961A CN201710067219.7A CN201710067219A CN106652961A CN 106652961 A CN106652961 A CN 106652961A CN 201710067219 A CN201710067219 A CN 201710067219A CN 106652961 A CN106652961 A CN 106652961A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3696—Generation of voltages supplied to electrode drivers
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- Crystallography & Structural Chemistry (AREA)
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Abstract
The invention discloses a restoration method and a restoration device of a polarized liquid crystal display panel. The restoration method comprises the following steps: acquiring actual brightness values corresponding to various pixel points when a preset gray-scale picture is displayed by virtue of a liquid crystal display panel; comparing the acquired actual brightness values with a preset standard brightness value, and taking pixel points that a difference value between the actual brightness values and the standard brightness value exceeds a preset range as compensating pixel points; in accordance with the ratio of all compensating pixel points to total pixel points, determining whether the displayed preset gray-scale picture meets requirements or not; and if not, determining voltage compensating rules corresponding to the various pixel points in accordance with the currently acquired actual brightness values and the preset standard brightness value, and controlling the liquid crystal display panel to display the preset gray-scale picture in accordance with the rules until the preset gray-scale picture, which is displayed by virtue of the liquid crystal display panel in accordance with the determined voltage compensating rules, meets the requirements. Therefore, liquid crystal polarization is compensated by conducting voltage compensation in accordance with the determined voltage compensating rules, so that the polarized liquid crystal display panel can achieve normal display.
Description
Technical field
The present invention relates to display technology field, the restorative procedure and reparation dress of the display panels after espespecially a kind of polarization
Put.
Background technology
In recent years, display panels (Liquid Crystal Display, LCD) are gradually throughout the life of people
In.Display panels mainly include array base palte and the opposite substrate being oppositely arranged, and positioned at array base palte and to base
Liquid crystal molecule between plate.Under normal circumstances, display panels are divided into into viewing area and surround the frame of viewing area
Region.Viewing area is mainly used for by controlling electric field so that light is selectively passed through, so as to realize that picture shows, and side
Frame region is unable to printing opacity, the liquid crystal in being mainly used in arranging peripheral circuit and coating sealed plastic box to seal viewing area.
At present, due to due to display panels itself, foreign ion, and liquid crystal itself are inevitably mixed into
Also foreign ion is contained, therefore driving voltage is asymmetric, causes foreign ion to assemble, and forms internal bias electric field.So as to work as
When display picture long-time is in a certain fixed image, image retention can be formed, serious can then cause liquid crystal polarization so that current to draw
Face cannot disappear, so as to affect the quality of display panels display picture.
The content of the invention
In view of this, embodiments provide a kind of restorative procedure of the display panels after polarization and repair dress
Put, it is bad for solving the problems, such as liquid crystal polarization and display panels display picture.
Therefore, the restorative procedure of the display panels after a kind of polarization provided in an embodiment of the present invention, including：
Gather the display panels corresponding intrinsic brilliance value of each pixel when preset gray scale picture is shown；
The corresponding intrinsic brilliance value of each described pixel standard corresponding with each described pixel for prestoring of collection is bright
Angle value is compared；
Difference value between the intrinsic brilliance value and the normal brightness value is exceeded into the pixel of preset range
As retrieved image vegetarian refreshments；
According to all retrieved image vegetarian refreshments and the ratio of total pixel determine that the display panels show
Whether preset gray scale picture meets requirement；
It is each with what is prestored according to the corresponding intrinsic brilliance value of each described pixel of current collection if being unsatisfactory for requiring
The corresponding normal brightness value of the pixel determines the corresponding voltage compensation rule of each pixel, and controls the liquid crystal
Show that panel shows the preset gray scale picture, Zhi Daosuo according to the corresponding voltage compensation rule of the current each described pixel for determining
State display panels meeting requirement and be according to the preset gray scale picture shown by the voltage compensation rule for determining
Only.
It is preferred that in above-mentioned restorative procedure provided in an embodiment of the present invention, according to all retrieved image vegetarian refreshments and institute
The ratio for stating total pixel determines whether the preset gray scale picture that the display panels show meets requirement and be specially：
Determine whether all retrieved image vegetarian refreshments exceed preset ratio with the ratio of total pixel；
If the ratio exceedes preset ratio, it is determined that the preset gray scale picture that the display panels show is not
Meet and require.
It is preferred that in above-mentioned restorative procedure provided in an embodiment of the present invention, it is determined that all retrieved image vegetarian refreshments with
The ratio of total pixel is not above also including after preset ratio：
Determine in all retrieved image vegetarian refreshments with the presence or absence of the pixel that position is adjacent；
If existing, it is determined that the preset gray scale picture that the display panels show is unsatisfactory for requiring；If not depositing
, it is determined that the preset gray scale picture that the display panels show meets requirement.
It is preferred that in above-mentioned restorative procedure provided in an embodiment of the present invention, according to each described pixel of current collection
Corresponding intrinsic brilliance value normal brightness value corresponding with each described pixel for prestoring determines the corresponding electricity of each pixel
Pressure offset rule, specially：
For each retrieved image vegetarian refreshments, if the corresponding intrinsic brilliance value of the retrieved image vegetarian refreshments is more than corresponding institute
Normal brightness value is stated, then needs to reduce the current corresponding electric pressure of the retrieved image vegetarian refreshments；If the retrieved image vegetarian refreshments correspondence
Intrinsic brilliance value be less than the corresponding normal brightness value, then need to be lifted current corresponding voltage of the retrieved image vegetarian refreshments etc.
Level.
It is preferred that in above-mentioned restorative procedure provided in an embodiment of the present invention, using charge coupled cell the liquid is gathered
The corresponding intrinsic brilliance value of LCD panel each pixel when the preset gray scale picture is shown.
It is preferred that in above-mentioned restorative procedure provided in an embodiment of the present invention, the corresponding GTG of the preset gray scale picture
Value is equal to 32.
Correspondingly, the embodiment of the present invention additionally provides a kind of prosthetic device of the display panels after polarization, including：
Acquisition module, it is corresponding for gathering each pixel of the display panels when preset gray scale picture is shown
Intrinsic brilliance value；
Determining module, for the display panels of collection are each described when the preset gray scale picture is shown
The corresponding intrinsic brilliance value of pixel normal brightness value corresponding with each described pixel for prestoring is compared, by the reality
Difference value between brightness value and the normal brightness value beyond preset range the pixel as retrieved image vegetarian refreshments, according to
All retrieved image vegetarian refreshments determine the preset gray scale picture that the display panels show with the ratio of total pixel
Satisfaction requires, with when being unsatisfactory for requiring, according to the corresponding intrinsic brilliance value of each described pixel of current collection with it is pre-
The corresponding normal brightness value of each described pixel deposited determines the corresponding voltage compensation rule of each pixel；
Voltage compensation module, it is aobvious according to the current voltage compensation rule for determining for controlling the display panels
Show the preset gray scale picture.
It is preferred that in above-mentioned prosthetic device provided in an embodiment of the present invention, the acquisition module is charge coupled cell.
The present invention has the beneficial effect that：
The restorative procedure and prosthetic device of the display panels after above-mentioned polarization provided in an embodiment of the present invention, the reparation
Method includes：Collection display panels corresponding intrinsic brilliance value of each pixel when preset gray scale picture is shown；Will collection
The corresponding intrinsic brilliance value of each pixel normal brightness value corresponding with each pixel for prestoring be compared；By intrinsic brilliance
Difference value between value and normal brightness value exceeds the pixel of preset range as retrieved image vegetarian refreshments；According to all compensation pixels
Point determines whether the preset gray scale picture that display panels show meets requirement with the ratio of total pixel；Will if be unsatisfactory for
Ask, then it is true according to the corresponding intrinsic brilliance value of each pixel normal brightness value corresponding with each pixel for prestoring of current collection
Determine the corresponding voltage compensation rule of each pixel, and control display panels according to the current corresponding electricity of each pixel for determining
Pressure offset rule shows preset gray scale picture, until display panels are according to pre- shown by the voltage compensation rule for determining
If till grey menu meets requirement.The embodiment of the present invention by by collection the corresponding intrinsic brilliance value of each pixel with prestore
The corresponding normal brightness value of each pixel be compared, each pixel corresponding voltage compensation rule is determined, so as to pass through root
Carry out voltage compensation to compensate the polarization of liquid crystal according to the voltage compensation rule for determining, so that the display panels after polarization can
It is normal to show.
Description of the drawings
Fig. 1 is the flow chart of restorative procedure provided in an embodiment of the present invention；
Fig. 2 is to determine that the preset gray scale picture that display panels show is in restorative procedure provided in an embodiment of the present invention
It is no to meet desired flow chart；
Fig. 3 is the flow chart of the specific embodiment of restorative procedure provided in an embodiment of the present invention；
Fig. 4 is the structural representation of prosthetic device provided in an embodiment of the present invention.
Specific embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with accompanying drawing the present invention is made into
One step ground is described in detail, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole,
And the purpose of accompanying drawing is schematically illustrate present invention.
The restorative procedure of the display panels after a kind of polarization provided in an embodiment of the present invention, as shown in figure 1, specifically may be used
To comprise the following steps：
S101, the collection display panels corresponding intrinsic brilliance value of each pixel when preset gray scale picture is shown；
S102, the corresponding intrinsic brilliance value of each pixel normal brightness value corresponding with each pixel for prestoring that will be gathered
It is compared；
S103, using the difference value between intrinsic brilliance value and normal brightness value beyond preset range pixel as compensation
Pixel；
S104, the preset gray scale that display panels show is determined according to all retrieved image vegetarian refreshments and the ratio of total pixel
Whether picture meets requirement；If being unsatisfactory for requiring, execution step S105；
The corresponding intrinsic brilliance value of each pixel standard corresponding with each pixel for prestoring of the current collection of S105, basis
Brightness value determines the corresponding voltage compensation rule of each pixel；
S106, control display panels show default according to the corresponding voltage compensation rule of the current each pixel for determining
Grey menu；Execution step S101 is returned afterwards, until display panels are shown according to the voltage compensation rule for determining
Preset gray scale picture meet require till.
The restorative procedure of the display panels after above-mentioned polarization provided in an embodiment of the present invention, including：Collection liquid crystal
Show panel corresponding intrinsic brilliance value of each pixel when preset gray scale picture is shown；By the corresponding reality of each pixel of collection
Brightness value normal brightness value corresponding with each pixel for prestoring is compared；By between intrinsic brilliance value and normal brightness value
Difference value exceeds the pixel of preset range as retrieved image vegetarian refreshments；It is true with the ratio of total pixel according to all retrieved image vegetarian refreshments
Determine whether the preset gray scale picture that display panels show meets requirement；If being unsatisfactory for requiring, according to current collection
The corresponding intrinsic brilliance value of each pixel normal brightness value corresponding with each pixel for prestoring determines the corresponding electricity of each pixel
Pressure offset rule, and it is default according to the corresponding voltage compensation rule display of the current each pixel for determining to control display panels
Grey menu, until display panels are meeting requirement according to the preset gray scale picture shown by the voltage compensation rule for determining
Till.The embodiment of the present invention by will collection the corresponding intrinsic brilliance value of each pixel mark corresponding with each pixel for prestoring
Quasi- brightness value is compared, and the corresponding voltage compensation rule of each pixel is determined, so as to by according to the voltage compensation rule for determining
Carry out voltage compensation to compensate the polarization of liquid crystal, so that the display panels after polarization can normally show.
In the specific implementation, the corresponding normal brightness value of each pixel for prestoring is that also do not occur in display panels
Obtain during polarization, and preserved after the acquisition using when display panels polarize as the parameter for comparing.
In the specific implementation, in above-mentioned restorative procedure provided in an embodiment of the present invention, as shown in Fig. 2 according to all benefits
Repay the preset gray scale picture that pixel and the ratio of total pixel determines that display panels show and whether meet requirement and be specially：
S201, determine whether the ratio of all retrieved image vegetarian refreshments and total pixel exceedes preset ratio；
If S202, ratio exceed preset ratio, it is determined that the preset gray scale picture that display panels show is unsatisfactory for will
Ask.
This is because, typically when retrieved image vegetarian refreshments is less, human eye is not readily observed due to showing caused by liquid crystal polarization
Show that picture is deteriorated.Therefore, when being embodied as implementing, can determine that preset ratio is specifically how many according to practical experience.
But when multiple retrieved image vegetarian refreshments are gathered in a certain region of LCDs, even if retrieved image vegetarian refreshments and total picture
The ratio of vegetarian refreshments is less, and display picture variation influence is also apparent from caused by liquid crystal polarization.Therefore, further, at this
In the above-mentioned restorative procedure that bright embodiment is provided, determine that all retrieved image vegetarian refreshments do not have with the ratio of total pixel in step S201
After more than preset ratio, also include：
Determine in all retrieved image vegetarian refreshments with the presence or absence of the pixel that position is adjacent；
If existing, it is determined that the preset gray scale picture that display panels show is unsatisfactory for requiring；If not existing, it is determined that
The preset gray scale picture that display panels show meets requirement.
In the specific implementation, in above-mentioned restorative procedure provided in an embodiment of the present invention, according to each pixel of current collection
The corresponding intrinsic brilliance value of point normal brightness value corresponding with each pixel for prestoring determines the corresponding voltage compensation of each pixel
Rule, specially：
For each retrieved image vegetarian refreshments, if the corresponding intrinsic brilliance value of retrieved image vegetarian refreshments is more than corresponding normal brightness value,
Need to reduce the current corresponding electric pressure of retrieved image vegetarian refreshments；If the corresponding intrinsic brilliance value of retrieved image vegetarian refreshments is less than corresponding mark
Quasi- brightness value, then need to lift the current corresponding electric pressure of retrieved image vegetarian refreshments.
In the specific implementation, in above-mentioned restorative procedure provided in an embodiment of the present invention, can determine based on experience value
The series for lifting or reducing electric pressure is needed when adjusting each time, for example, can lift or reduce a series, here every time
It is not construed as limiting.
In the specific implementation, in above-mentioned restorative procedure provided in an embodiment of the present invention, gathered using charge coupled cell
Display panels corresponding intrinsic brilliance value of each pixel when preset gray scale picture is shown.
In the specific implementation, it is 32 typically grey decision-making is shown when the picture that display panels show polarizes
During the grey menu of GTG, the liquid crystal polarization phenomenon that eye-observation is arrived is more serious, therefore, it is preferable that carrying in the embodiment of the present invention
For above-mentioned restorative procedure in, the corresponding grey decision-making of preset gray scale picture be equal to 32, certainly in the specific implementation, preset gray scale draw
The corresponding grey decision-making in face can also be other grey decision-makings, be not limited thereto.
Above-mentioned restorative procedure provided in an embodiment of the present invention is illustrated below by a specific embodiment.Specifically, such as Fig. 3
It is shown, may comprise steps of：
S301, adopt charge coupled cell collection display panels show grey decision-making for 32 grey menu when each picture
The corresponding intrinsic brilliance value of vegetarian refreshments；
S302, the corresponding intrinsic brilliance value of each pixel normal brightness value corresponding with each pixel for prestoring that will be gathered
It is compared；
S303, using the difference value between intrinsic brilliance value and normal brightness value beyond preset range pixel as compensation
Pixel；
S304, determine whether the ratio of all retrieved image vegetarian refreshments and total pixel exceedes preset ratio；If so, then start to hold
Row step S305, if it is not, then starting execution step S308；
S305, determine that the preset gray scale picture that the display panels show is unsatisfactory for requiring；
Such as preset ratio is 5%, and total pixel is 100, if retrieved image vegetarian refreshments is more than or equal to 5, it is determined that retrieved image
Vegetarian refreshments exceedes preset ratio with the ratio of total pixel, it is determined that the preset gray scale picture that display panels show is unsatisfactory for will
Ask.
The corresponding intrinsic brilliance value of each pixel standard corresponding with each pixel for prestoring of the current collection of S306, basis
Brightness value determines the corresponding voltage compensation rule of each pixel；
Each retrieved image vegetarian refreshments is directed to, if the corresponding intrinsic brilliance value of the retrieved image vegetarian refreshments is more than corresponding normal brightness
Value, then need to reduce the current corresponding electric pressure of the retrieved image vegetarian refreshments；If the corresponding intrinsic brilliance value of the retrieved image vegetarian refreshments is little
In corresponding normal brightness value, then need to lift the current corresponding electric pressure of the retrieved image vegetarian refreshments.
S307, control display panels show default according to the corresponding voltage compensation rule of the current each pixel for determining
Grey menu；Return to step S301 afterwards；
S308, determine in all retrieved image vegetarian refreshments with the presence or absence of the adjacent pixel in position；If existing, return to step
S305, if not existing, it is determined that display panels show that the grey menu that grey decision-making is 32 GTGs meets and require.
In the specific implementation, display panels may occur liquid crystal polarization phenomenon before dispatching from the factory, it is also possible to after dispatching from the factory
Generation liquid crystal polarization phenomenon.For the display panels that liquid crystal polarization phenomenon just occurs before dispatching from the factory, due to LCD
Plate polarizes, therefore can not dispatch from the factory, and the problem that display panels are scrapped can be so caused, so as to cause display panels
Waste of material.Therefore once there are polarization phenomena before dispatching from the factory, by using above-mentioned reparation side provided in an embodiment of the present invention
Method is repaired, and can solve the problems, such as that the display panels after polarizing are scrapped, such that it is able to cost-effective.For dispatching from the factory
There are the display panels of liquid crystal polarization phenomenon afterwards, because display panels polarize, therefore client can not normally make
With, however by being repaired using above-mentioned restorative procedure provided in an embodiment of the present invention after, the liquid crystal after polarization can be made
Show that panel is able to reuse that, such that it is able to reduce waste of material and reduces cost.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of reparation dress of the display panels after polarization
Put, as shown in figure 4, including：
Acquisition module 1, for gathering each pixel corresponding reality of the display panels when preset gray scale picture is shown
Border brightness value；
Determining module 2, for each pixel correspondence by the display panels of collection when preset gray scale picture is shown
Intrinsic brilliance value normal brightness value corresponding with each pixel for prestoring be compared, by intrinsic brilliance value and normal brightness value
Between difference value beyond preset range pixel as retrieved image vegetarian refreshments, according to all retrieved image vegetarian refreshments and total pixel
Ratio determines whether the preset gray scale picture that display panels show meets requirement, with when being unsatisfactory for requiring, according to current
The corresponding intrinsic brilliance value of each pixel normal brightness value corresponding with each pixel for prestoring of collection determines each pixel pair
The voltage compensation rule answered；
Voltage compensation module 3, shows default for controlling display panels according to the current voltage compensation rule for determining
Grey menu.
The prosthetic device of the display panels after above-mentioned polarization provided in an embodiment of the present invention, by gathering liquid crystal display
Panel corresponding intrinsic brilliance value of each pixel when preset gray scale picture is shown；The corresponding reality of each pixel of collection is bright
Angle value normal brightness value corresponding with each pixel for prestoring is compared；By the difference between intrinsic brilliance value and normal brightness value
Different value exceeds the pixel of preset range as retrieved image vegetarian refreshments；Determined with the ratio of total pixel according to all retrieved image vegetarian refreshments
Whether the preset gray scale picture that display panels show meets requirement；If being unsatisfactory for requiring, according to each of current collection
The corresponding intrinsic brilliance value of pixel normal brightness value corresponding with each pixel for prestoring determines the corresponding voltage of each pixel
Offset rule, and display panels are controlled according to the default ash of the corresponding voltage compensation rule display of the current each pixel for determining
Rank picture, be until display panels meet requirement in the preset gray scale picture shown by the voltage compensation rule according to determination
Only.The embodiment of the present invention by will collection the corresponding intrinsic brilliance value of each pixel standard corresponding with each pixel for prestoring
Brightness value is compared, and determines each pixel corresponding voltage compensation rule, so as to by advised according to the voltage compensation for determining into
Row voltage compensation compensating the polarization of liquid crystal so that the display panels after polarization can normally show.
In the specific implementation, in above-mentioned prosthetic device provided in an embodiment of the present invention, acquisition module is Charged Couple unit
Part.
The restorative procedure and prosthetic device of the display panels after above-mentioned polarization provided in an embodiment of the present invention, the reparation
Method includes：Collection display panels corresponding intrinsic brilliance value of each pixel when preset gray scale picture is shown；Will collection
The corresponding intrinsic brilliance value of each pixel normal brightness value corresponding with each pixel for prestoring be compared；By intrinsic brilliance
Difference value between value and normal brightness value exceeds the pixel of preset range as retrieved image vegetarian refreshments；According to all compensation pixels
Point determines whether the preset gray scale picture that display panels show meets requirement with the ratio of total pixel；Will if be unsatisfactory for
Ask, then it is true according to the corresponding intrinsic brilliance value of each pixel normal brightness value corresponding with each pixel for prestoring of current collection
Determine the corresponding voltage compensation rule of each pixel, and control display panels according to the current corresponding electricity of each pixel for determining
Pressure offset rule shows preset gray scale picture, until display panels are according to pre- shown by the voltage compensation rule for determining
If till grey menu meets requirement.The embodiment of the present invention by by collection the corresponding intrinsic brilliance value of each pixel with prestore
The corresponding normal brightness value of each pixel be compared, each pixel corresponding voltage compensation rule is determined, so as to pass through root
Carry out voltage compensation to compensate the polarization of liquid crystal according to the voltage compensation rule for determining, so that the display panels after polarization can
It is normal to show.
Obviously, those skilled in the art can carry out the essence of various changes and modification without deviating from the present invention to the present invention
God and scope.So, if these modifications of the present invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising these changes and modification.
Claims (8)
1. the restorative procedure of the display panels after a kind of polarization, it is characterised in that include：
Gather the display panels corresponding intrinsic brilliance value of each pixel when preset gray scale picture is shown；
By the corresponding intrinsic brilliance value of each described pixel normal brightness value corresponding with each described pixel for prestoring of collection
It is compared；
Using the difference value between the intrinsic brilliance value and the normal brightness value beyond preset range the pixel as
Retrieved image vegetarian refreshments；
According to all retrieved image vegetarian refreshments and the ratio of total pixel determine that the display panels show it is described default
Whether grey menu meets requirement；
It is each described with what is prestored according to the corresponding intrinsic brilliance value of each described pixel of current collection if being unsatisfactory for requiring
The corresponding normal brightness value of pixel determines the corresponding voltage compensation rule of each pixel, and controls the LCD
Plate shows the preset gray scale picture according to the corresponding voltage compensation rule of the current each described pixel for determining, until the liquid
LCD panel according to the preset gray scale picture shown by the voltage compensation for determining rule till requirement is met.
2. restorative procedure as claimed in claim 1, it is characterised in that according to all retrieved image vegetarian refreshments and total pixel
The ratio of point determines whether the preset gray scale picture that the display panels show meets requirement and be specially：
Determine whether all retrieved image vegetarian refreshments exceed preset ratio with the ratio of total pixel；
If the ratio exceedes preset ratio, it is determined that the preset gray scale picture that the display panels show is unsatisfactory for
Require.
3. restorative procedure as claimed in claim 2, it is characterised in that it is determined that all retrieved image vegetarian refreshments and total picture
The ratio of vegetarian refreshments is not above also including after preset ratio：
Determine in all retrieved image vegetarian refreshments with the presence or absence of the pixel that position is adjacent；
If existing, it is determined that the preset gray scale picture that the display panels show is unsatisfactory for requiring；If not existing,
Determine that the preset gray scale picture that the display panels show meets requirement.
4. restorative procedure as claimed in claim 3, it is characterised in that according to the corresponding reality of each described pixel of current collection
Brightness value normal brightness value corresponding with each described pixel for prestoring in border determines the corresponding voltage compensation rule of each pixel
Then, specially：
For each retrieved image vegetarian refreshments, if the corresponding intrinsic brilliance value of the retrieved image vegetarian refreshments is more than the corresponding mark
Quasi- brightness value, then need to reduce the current corresponding electric pressure of the retrieved image vegetarian refreshments；If the corresponding reality of the retrieved image vegetarian refreshments
Border brightness value is less than the corresponding normal brightness value, then need to lift the current corresponding electric pressure of the retrieved image vegetarian refreshments.
5. the restorative procedure as described in any one of claim 1-4, it is characterised in that the liquid is gathered using charge coupled cell
The corresponding intrinsic brilliance value of LCD panel each pixel when the preset gray scale picture is shown.
6. the restorative procedure as described in any one of claim 1-4, it is characterised in that the corresponding GTG of the preset gray scale picture
Value is equal to 32.
7. the prosthetic device of the display panels after a kind of polarization, it is characterised in that include：
Acquisition module, for gathering each pixel corresponding reality of the display panels when preset gray scale picture is shown
Brightness value；
Determining module, for each described pixel by the display panels of collection when the preset gray scale picture is shown
The corresponding intrinsic brilliance value of point normal brightness value corresponding with each described pixel for prestoring is compared, by the intrinsic brilliance
Difference value between value and the normal brightness value exceeds the pixel of preset range as retrieved image vegetarian refreshments, according to all
The retrieved image vegetarian refreshments determines the preset gray scale picture that the display panels show with the ratio of total pixel
Satisfaction requires, with when being unsatisfactory for requiring, according to the corresponding intrinsic brilliance value of each described pixel of current collection with it is pre-
The corresponding normal brightness value of each described pixel deposited determines the corresponding voltage compensation rule of each pixel；
Voltage compensation module, institute is shown for controlling the display panels according to the current voltage compensation rule for determining
State preset gray scale picture.
8. prosthetic device as claimed in claim 7, it is characterised in that the acquisition module is charge coupled cell.
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| CN201710067219.7A CN106652961B (en) | 2017-02-06 | 2017-02-06 | The restorative procedure and prosthetic device of a kind of liquid crystal display panel after polarization |
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| CN201710067219.7A CN106652961B (en) | 2017-02-06 | 2017-02-06 | The restorative procedure and prosthetic device of a kind of liquid crystal display panel after polarization |
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| CN106652961B CN106652961B (en) | 2018-11-13 |
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| CN111261074A (en) * | 2018-11-30 | 2020-06-09 | 上海耕岩智能科技有限公司 | Method for detecting whether screen uniformly emits light or not, storage medium and electronic equipment |
| CN112767867A (en) * | 2021-01-28 | 2021-05-07 | 昆山国显光电有限公司 | Display panel and brightness compensation method and device thereof |
| CN114898706A (en) * | 2022-05-18 | 2022-08-12 | 昆山国显光电有限公司 | Brightness compensation method and device of display screen and computer equipment |
| WO2024087098A1 (en) * | 2022-10-27 | 2024-05-02 | 京东方科技集团股份有限公司 | Dead pixel repair method, display module and display apparatus |
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| CN111261074A (en) * | 2018-11-30 | 2020-06-09 | 上海耕岩智能科技有限公司 | Method for detecting whether screen uniformly emits light or not, storage medium and electronic equipment |
| CN111261074B (en) * | 2018-11-30 | 2023-10-31 | 上海耕岩智能科技有限公司 | Method for detecting whether screen emits light uniformly, storage medium and electronic equipment |
| CN112767867A (en) * | 2021-01-28 | 2021-05-07 | 昆山国显光电有限公司 | Display panel and brightness compensation method and device thereof |
| CN114898706A (en) * | 2022-05-18 | 2022-08-12 | 昆山国显光电有限公司 | Brightness compensation method and device of display screen and computer equipment |
| CN114898706B (en) * | 2022-05-18 | 2023-10-31 | 昆山国显光电有限公司 | Display screen brightness compensation method and device and computer equipment |
| WO2024087098A1 (en) * | 2022-10-27 | 2024-05-02 | 京东方科技集团股份有限公司 | Dead pixel repair method, display module and display apparatus |
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| CN106652961B (en) | 2018-11-13 |
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Address after: 100176 No. 811, yard 10, Jiuxianqiao, Chaoyang District, Beijing Patentee after: Beijing ruizhihang Display Technology Co.,Ltd. Patentee after: BOE TECHNOLOGY GROUP Co.,Ltd. Address before: 100176 No. 811, yard 10, Jiuxianqiao, Chaoyang District, Beijing Patentee before: BEIJING BOE SPECIAL DISPLAY TECHNOLOGY Co.,Ltd. Patentee before: BOE TECHNOLOGY GROUP Co.,Ltd. |
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