CN105278129B - A kind of private Mura for liquid crystal display panel secondary development repairs framework - Google Patents
A kind of private Mura for liquid crystal display panel secondary development repairs framework Download PDFInfo
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- CN105278129B CN105278129B CN201410403408.3A CN201410403408A CN105278129B CN 105278129 B CN105278129 B CN 105278129B CN 201410403408 A CN201410403408 A CN 201410403408A CN 105278129 B CN105278129 B CN 105278129B
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- mura
- liquid crystal
- crystal display
- control module
- display panel
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Abstract
The invention discloses a kind of private Mura for liquid crystal display panel secondary development to repair framework, it is characterised in that：Liquid crystal display panel including interconnection and time-sequence control module, and the Electrically Erasable Programmable Read-Only Memory 1 that is connect with time-sequence control module and Electrically Erasable Programmable Read-Only Memory 2.There are one universal input/output interfaces for the time-sequence control module.Universal input/the output interface includes two kinds of settings, and one kind is set as repairing without Mura, and another kind is arranged for Mura reparations；It is initially set to repair without Mura.The present invention can carry out secondary development to the substandard products liquid crystal display that liquid crystal display factory filters out, and avoid the wasting of resources.
Description
Technical field
The present invention relates to image processing fields, more particularly, to a kind of for the private of liquid crystal display panel secondary development
Mura repairs framework.
Background technology
Present liquid crystal display product mainly uses direct LED backlight technology or side entering-type LED backlight source technology pair
Liquid crystal display panel is illuminated, to realize the display of picture.When LED luminance unevenness, LED light cannot equably illuminate liquid
In crystal panel, there is the Mura of brightness disproportionation in picture (Mura refers to moire phenomenon caused by display brightness is uneven)；It is another
Aspect, different display units are different with a distance from LED on liquid crystal display panel, also result in the unevenness of LED light on liquid crystal display panel
Even, there is Mura in picture, to influence the display effect of liquid crystal product, reduces the viewing quality of picture.
In traditional handicraft, liquid crystal display panel is adjusted by a time-sequence control module (Timer Control Register)
It is whole to control the result for being output to each display unit so that liquid crystal display panel shows correct image data.Timing control
Module all can default setting connection there are one Electrically Erasable Programmable Read-Only Memory (Electrically Erasable
Programmable Read-Only Memory), for contents such as storing program therefor, register, look-up tables, Mura is repaired
Parameter preset be also stored in this Electrically Erasable Programmable Read-Only Memory.
In view of the parameter preset required time that configuration Mura is repaired is longer, many liquid crystal display panel factories exist
The parameter preset configuration repaired without Mura on production line, substandard products liquid crystal display panel is directly scrapped, prodigious wave is caused
Take.
Invention content
The present invention proposes a kind of framework and method of the Mura reparations can be used for secondary development, can be to liquid crystal display
The substandard products liquid crystal display that factory filters out carries out secondary development, in other for not influencing the configuration of liquid crystal display panel factory
On the basis of the contents such as program, register and look-up table, increases the parameter preset that configuration Mura is repaired, avoid the wasting of resources.
A kind of private Mura for liquid crystal display panel secondary development repairs framework, it is characterised in that：Including mutually interconnecting
The liquid crystal display panel and time-sequence control module connect, and the Electrically Erasable Programmable Read-Only Memory that is connect with time-sequence control module
1 with Electrically Erasable Programmable Read-Only Memory 2.
There are one universal input/output interfaces for the time-sequence control module.
Universal input/the output interface includes two kinds of settings, and one kind is set as repairing without Mura, and another kind is set
It is set to and carries out Mura reparations；It is initially set to repair without Mura.
Other all data of storage in addition to Mura is repaired in the Electrically Erasable Programmable Read-Only Memory 1；Electrically erasable
Mura is stored in programmable read only memory 2 repairs parameter.
A kind of private Mura restorative procedures for liquid crystal display panel secondary development, which is characterized in that including following step
Suddenly：
101, judge whether panel is substandard products panel there are Mura, if it has not, executing 106；If it is, executing 102；
102, the port of time-sequence control module setting universal input/output interface is to carry out Mura reparations；
103, Electrically Erasable Programmable Read-Only Memory 2 is added on time-sequence control module；
104, the parameter preset that time-sequence control module configuration Mura is repaired, and store and arrive Electrically Erasable Programmable Read-Only Memory
In 2；
105, time-sequence control module reset, read in Electrically Erasable Programmable Read-Only Memory 1 in store except Mura repair in addition to
Other all data and Electrically Erasable Programmable Read-Only Memory 2 in the Mura that stores repair parameter, and control liquid crystal display
Panel accurately shows picture；
106, universal input/output interface of time-sequence control module is set as repairing without Mura, time-sequence control module
It resets and reads in other all data in addition to Mura is repaired stored in Electrically Erasable Programmable Read-Only Memory 1, and control liquid
LCD panel accurately shows picture.
The step 101 judges whether panel is substandard products panel there are Mura, specifically includes following steps：
201, time-sequence control module is in liquid crystal display panel one consistent grayscale of full frame input, the ranging from 0-255 of the grayscale；
202, pass through the picture data including PC and picture pick-up device acquisition liquid crystal display panel；
203, it according to collected current picture data, analyzes and determines and whether there is Mura, if it has, then the display panel
It is the substandard products panel there are Mura；If it has not, then executing 204；
204, grayscale is replaced, and executes 201, if the picture data in value range under all grayscale is all not present
Mura, then the display panel is not the substandard products panel there are Mura.
Specifically, heretofore described liquid crystal display panel, time-sequence control module, universal input/output interface, electricity can
Known schemes in the prior art can be used in erasable programmable read-only memory, related above-mentioned known solution, this field
Technical staff has appreciated that details are not described herein.
Compared with prior art, effect of the invention is positive it will be evident that specifically：The method of the present invention can be to liquid
The substandard products liquid crystal display that crystal display screen factory filters out carries out secondary development, matches not influencing liquid crystal display panel factory
On the basis of the contents such as other programs, register and the look-up table set, increases the parameter preset that configuration Mura is repaired, carry out liquid crystal
The secondary development of display screen, avoids the wasting of resources.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the flow chart 1 of the present invention；
Fig. 3 is the flow chart 2 of the present invention；
Specific implementation mode
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of private Mura for liquid crystal display panel secondary development repairs framework, it is characterised in that：
Liquid crystal display panel including interconnection and time-sequence control module, and the electric erazable programmable that is connect with time-sequence control module
Read-only memory 1 and Electrically Erasable Programmable Read-Only Memory 2.
There are one universal input/output interfaces for the time-sequence control module.
Universal input/the output interface includes two kinds of settings, and one kind is set as repairing without Mura, and another kind is set
It is set to and carries out Mura reparations；It is initially set to repair without Mura.
Other all data of storage in addition to Mura is repaired in the Electrically Erasable Programmable Read-Only Memory 1；Electrically erasable
Mura is stored in programmable read only memory 2 repairs parameter.
As shown in Fig. 2, a kind of private Mura restorative procedures for liquid crystal display panel secondary development, which is characterized in that
Include the following steps：
101, judge whether panel is substandard products panel there are Mura, if it has not, executing 106；If it is, executing 102；
102, the port of time-sequence control module setting universal input/output interface is to carry out Mura reparations；
103, Electrically Erasable Programmable Read-Only Memory 2 is added on time-sequence control module；
104, the parameter preset that time-sequence control module configuration Mura is repaired, and store and arrive Electrically Erasable Programmable Read-Only Memory
In 2；
105, time-sequence control module reset, read in Electrically Erasable Programmable Read-Only Memory 1 in store except Mura repair in addition to
Other all data and Electrically Erasable Programmable Read-Only Memory 2 in the Mura that stores repair parameter, and control liquid crystal display
Panel accurately shows picture；
106, universal input/output interface of time-sequence control module is set as repairing without Mura, time-sequence control module
It resets and reads in other all data in addition to Mura is repaired stored in Electrically Erasable Programmable Read-Only Memory 1, and control liquid
LCD panel accurately shows picture.
As shown in figure 3, the step 101, judge whether panel is substandard products panel there are Mura, is specifically included following
Step：
201, time-sequence control module is in liquid crystal display panel one consistent grayscale of full frame input, the ranging from 0-255 of the grayscale；
202, pass through the picture data including PC and picture pick-up device acquisition liquid crystal display panel；
203, it according to collected current picture data, analyzes and determines and whether there is Mura, if it has, then the display panel
It is the substandard products panel there are Mura；If it has not, then executing 204；
204, grayscale is replaced, and executes 201, if the picture data in value range under all grayscale is all not present
Mura, then the display panel is not the substandard products panel there are Mura.
Certainly, above description is not limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the those of ordinary skill in domain makes in the essential scope of the present invention should also belong to the present invention
Protection domain.
Claims (3)
1. a kind of private Mura for liquid crystal display panel secondary development repairs framework, it is characterised in that：Including being connected with each other
Liquid crystal display panel and time-sequence control module, and the Electrically Erasable Programmable Read-Only Memory 1 that is connect with time-sequence control module
With Electrically Erasable Programmable Read-Only Memory 2；There are one universal input/output interfaces for the time-sequence control module；Described is logical
Include two kinds of settings with input/output interface, one kind is set as repairing without Mura, and another kind is arranged for Mura and repaiies
It is multiple；It is initially set to repair without Mura；Storage is in addition to Mura is repaired in the Electrically Erasable Programmable Read-Only Memory 1
Other all data；Mura is stored in Electrically Erasable Programmable Read-Only Memory 2 repairs parameter.
2. a kind of private Mura restorative procedures for liquid crystal display panel secondary development, which is characterized in that include the following steps：
101, judge whether panel is substandard products panel there are Mura, if it has not, executing 106；If it is, executing 102；
102, the port of time-sequence control module setting universal input/output interface is to carry out Mura reparations；
103, Electrically Erasable Programmable Read-Only Memory 2 is added on time-sequence control module；
104, the parameter preset that time-sequence control module configuration Mura is repaired, and store into Electrically Erasable Programmable Read-Only Memory 2；
105, time-sequence control module resets, and reads in its in addition to Mura is repaired stored in Electrically Erasable Programmable Read-Only Memory 1
The Mura stored in his all data and Electrically Erasable Programmable Read-Only Memory 2 repairs parameter, and controls liquid crystal display panel
Accurate display picture；
106, universal input/output interface of time-sequence control module is set as repairing without Mura, and time-sequence control module resets
And other all data in addition to Mura is repaired stored in Electrically Erasable Programmable Read-Only Memory 1 are read in, and control liquid crystal
Show that panel accurately shows picture.
3. a kind of private Mura restorative procedures for liquid crystal display panel secondary development as claimed in claim 2, feature
It is：The step 101 judges whether panel is substandard products panel there are Mura, specifically includes following steps：
201, time-sequence control module is in liquid crystal display panel one consistent grayscale of full frame input, the ranging from 0-255 of the grayscale；
202, pass through the picture data including PC and picture pick-up device acquisition liquid crystal display panel；
203, it according to collected current picture data, analyzes and determines and whether there is Mura, if it has, then the display panel is to deposit
In the substandard products panel of Mura；If it has not, then executing 204；
204, grayscale is replaced, and executes 201, if Mura is all not present in the picture data in value range under all grayscale,
Then the display panel is not the substandard products panel there are Mura.
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| CN201410403408.3A CN105278129B (en) | 2014-08-15 | 2014-08-15 | A kind of private Mura for liquid crystal display panel secondary development repairs framework |
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| CN201410403408.3A CN105278129B (en) | 2014-08-15 | 2014-08-15 | A kind of private Mura for liquid crystal display panel secondary development repairs framework |
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| CN105278129A CN105278129A (en) | 2016-01-27 |
| CN105278129B true CN105278129B (en) | 2018-09-04 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108831393B (en) * | 2018-06-27 | 2020-12-22 | 深圳市华星光电半导体显示技术有限公司 | Mura compensation optimization method and system for liquid crystal display panel |
| CN111796441B (en) * | 2020-07-30 | 2023-03-24 | 固安浩瀚光电科技有限公司 | Development device for independent Mura restoration framework of liquid crystal display panel secondary development |
| CN111933074B (en) * | 2020-10-12 | 2021-01-29 | 武汉精测电子集团股份有限公司 | Display effect enhancement method, device and equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101515441A (en) * | 2008-02-19 | 2009-08-26 | 奇菱科技股份有限公司 | Liquid crystal display device and method for improving picture flash and image persistence |
| CN101950546A (en) * | 2010-09-17 | 2011-01-19 | 张超 | Liquid crystal display device and display control method thereof |
| CN101996591A (en) * | 2009-08-28 | 2011-03-30 | 北京京东方光电科技有限公司 | Method for improving liquid crystal display image sticking and liquid crystal display driving device |
| CN103077692A (en) * | 2013-02-05 | 2013-05-01 | 深圳市华星光电技术有限公司 | Drive method of LCD (Liquid Crystal Display) and LCD control circuit using method |
-
2014
- 2014-08-15 CN CN201410403408.3A patent/CN105278129B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101515441A (en) * | 2008-02-19 | 2009-08-26 | 奇菱科技股份有限公司 | Liquid crystal display device and method for improving picture flash and image persistence |
| CN101996591A (en) * | 2009-08-28 | 2011-03-30 | 北京京东方光电科技有限公司 | Method for improving liquid crystal display image sticking and liquid crystal display driving device |
| CN101950546A (en) * | 2010-09-17 | 2011-01-19 | 张超 | Liquid crystal display device and display control method thereof |
| CN103077692A (en) * | 2013-02-05 | 2013-05-01 | 深圳市华星光电技术有限公司 | Drive method of LCD (Liquid Crystal Display) and LCD control circuit using method |
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| CN105278129A (en) | 2016-01-27 |
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Effective date of registration: 20200123 Address after: 266071 Shandong Province, Qingdao city Laoshan District Songling Road No. 399 Patentee after: Qingdao Xinxin Microelectronics Technology Co., Ltd. Address before: 201203 Shanghai city Pudong New Area Chenhui Road No. 88 building 416 room 1 Patentee before: Hongyou Image Technology (Shanghai) Co., Ltd. |