CN106990597B - Color filter substrate, manufacturing method thereof, display panel and display device - Google Patents
Color filter substrate, manufacturing method thereof, display panel and display device Download PDFInfo
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- CN106990597B CN106990597B CN201710359264.XA CN201710359264A CN106990597B CN 106990597 B CN106990597 B CN 106990597B CN 201710359264 A CN201710359264 A CN 201710359264A CN 106990597 B CN106990597 B CN 106990597B
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- polarizing film
- color filter
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
Abstract
The invention discloses a color filter substrate, a manufacturing method thereof, a display panel and a display device, and aims to solve the problem of color mixing under high resolution. The color filter substrate comprises a glass substrate, a color filter layer, a first polarizing film, a first optical layer and a second optical layer, wherein the color filter layer comprises a plurality of color photoresists arranged on the surface of the glass substrate, the first polarizing film is arranged on the surface of the glass substrate and defines a plurality of sub-pixel areas, the color photoresists are positioned in the sub-pixel areas, the first optical layer covers the color filter layer and the first polarizing film, and the second optical layer covers the first optical layer. One of the first optical layer and the second optical layer is a transparent conductive film, the other one is a second polarizing film, and an absorption axis of the first polarizing film is perpendicular to an absorption axis of the second polarizing film so that the first polarizing film and the second polarizing film form a light absorption region.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of display, in particular to a color filter substrate, a manufacturing method thereof, a display panel and a display device.
[ background of the invention ]
Since a Display device (LCD) has the advantages of power saving, light weight, low radiation, and portability, it has gradually replaced the conventional Display and is the mainstream of the Display market.
Referring to fig. 1, a display panel in the related art includes a color filter substrate 101, an array substrate 102 disposed opposite to the color filter substrate 101 at an interval, a liquid crystal layer 103 interposed between the color filter substrate 101 and the array substrate 102, and two polarizers 104 respectively disposed on one sides of the color filter substrate 101 and the array substrate 102, wherein absorption axes of the two polarizers 104 are perpendicular. The color filter substrate 101 comprises a glass substrate 105, a color filter layer 106, a black matrix 107, a flat layer 108 and a common electrode layer 109, wherein the color filter layer 106 comprises a plurality of color photoresists arranged on the surface of the glass substrate 105, the black matrix 107 is arranged on the surface of the glass substrate and defines a plurality of sub-pixel areas, the color photoresists are arranged in the sub-pixel areas, the black matrix 107 is used for absorbing and shielding light, the flat layer 108 covers the color filter layer and the black matrix 107 and is used for preventing the color filter layer 106 from deforming under the high-temperature process of the common electrode layer 109, and the common electrode layer 109 covers the flat layer 108. The display panel with high resolution may transmit light through the black matrix 107 due to its structure and thickness, thereby causing a color mixing problem.
[ summary of the invention ]
The invention aims to provide a color filter substrate capable of effectively solving the problem of color mixing, a manufacturing method thereof, a display panel adopting the color filter substrate and a display device adopting the display panel.
The technical scheme of the invention is as follows:
a color filter substrate includes:
a glass substrate;
the color filter layer comprises a plurality of color light resistors arranged on the surface of the glass substrate;
the first polarizing film is arranged on the surface of the glass substrate and defines a plurality of sub-pixel areas, and the color photoresist is positioned in the sub-pixel areas;
a first optical layer covering the color filter layer and the first polarizing film;
a second optical layer covering the first optical layer;
one of the first optical layer and the second optical layer is a transparent conductive film, the other one is a second polarizing film, and an absorption axis of the first polarizing film is perpendicular to an absorption axis of the second polarizing film so that the first polarizing film and the second polarizing film form a light absorption region.
Preferably, the second polarizing film includes a first portion disposed corresponding to the color photoresist and a second portion disposed corresponding to the first polarizing film, the second portion and the first polarizing film form the light absorption region, and the second portion protrudes from the first portion toward the glass substrate.
Preferably, the first polarizing film and the second polarizing film are both crystal films.
Preferably, the color filter substrate further includes a photoresist spacer disposed on the second optical layer.
The invention also provides a display panel, which comprises the color filter substrate, an array substrate arranged opposite to the color filter substrate at intervals, a liquid crystal layer clamped between the color filter substrate and the array substrate, and a polarizer arranged on one side of the array substrate far away from the liquid crystal layer, wherein the absorption axis of the polarizer is vertical to the absorption axis of the second polarizing film.
The invention also provides a display device which comprises the display panel.
The invention also provides a manufacturing method of the color filter substrate, which comprises the following steps:
manufacturing a color filter layer and a first polarizing film on the surface of a glass substrate, wherein the color filter layer comprises a plurality of color photoresists, the first polarizing film defines a plurality of sub-pixel areas, and the color photoresists are positioned in the sub-pixel areas;
fabricating a first optical layer on the color filter layer and the first polarizing film to cover the color filter layer and the first polarizing film;
and manufacturing a second optical layer on the first optical layer to cover the first optical layer, wherein one of the first optical layer and the second optical layer is a transparent conductive film, the other one is a second polarizing film, and an absorption axis of the first polarizing film is perpendicular to an absorption axis of the second polarizing film so that the first polarizing film and the second polarizing film form a light absorption region.
Preferably, the second polarizing film includes a first portion disposed corresponding to the color photoresist and a second portion disposed corresponding to the first polarizing film, the second portion and the first polarizing film form the light absorption region, and the second portion protrudes from the first portion.
Preferably, the first polarizing film and the second polarizing film are both crystal films.
Preferably, the manufacturing method further comprises forming a photoresist spacer on the second optical layer.
Compared with the related art, the invention has the beneficial effects that: by replacing the black matrix and the flat layer with the first polarizing film and the second polarizing film having perpendicular absorption axes, not only can the thickness of the light absorption region be increased without increasing the thickness of the color filter substrate, but also the color mixing problem at high resolution can be effectively solved. Meanwhile, the absorption axis of the polaroid is vertical to the absorption axis of the second polarizing film, and the second polarizing film can be used as a side polaroid of a color filter substrate to replace the polaroid of a color photoresist substrate, so that the purpose of saving the side polaroid of the color filter substrate can be achieved after a display panel is formed into a box.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of a display panel in the related art;
fig. 2 is a schematic structural diagram of a display panel according to a first embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a second embodiment of a display panel according to the present invention
FIG. 4 is a light leakage distribution diagram of the display panel shown in FIG. 1;
FIG. 5 is a light leakage distribution diagram of the display panel shown in FIG. 3;
FIG. 6 is a flowchart illustrating a method for fabricating a color filter substrate in the display panel shown in FIG. 2;
fig. 7 is a flowchart of a method for manufacturing the color filter substrate in the display panel shown in fig. 3.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 2 is a schematic structural diagram of a display panel according to a first embodiment of the present invention. The display panel 200 comprises a color filter substrate 1, an array substrate 2 arranged at an interval relative to the color filter substrate 1, and a polarizer 4 arranged on one side of the liquid crystal layer 3 and far away from the array substrate 2, wherein the color filter substrate 1 and the liquid crystal layer 3 between the array substrates 2 are clamped.
The color filter substrate 1 includes a glass substrate 11, a color filter layer 12, a first polarizing film 13, a first optical layer 14 and a second optical layer 15, wherein the color filter layer 12 includes a plurality of color photoresists disposed on the surface of the glass substrate 11, the first polarizing film 13 is disposed on the surface of the glass substrate 11 and defines a plurality of sub-pixel regions, the color photoresists are disposed in the sub-pixel regions, the first optical layer 14 covers the color filter layer 12 and the first polarizing film 13, and the second optical layer 15 covers the first optical layer 14. One of the first optical layer 14 and the second optical layer 15 is a transparent conductive film, the other is a second polarizing film, and an absorption axis of the first polarizing film 13 is perpendicular to an absorption axis of the second polarizing film such that the first polarizing film 13 and the second polarizing film form a light absorption region a.
In this embodiment, the first optical layer 14 is a second polarizing film, and the absorption axis of the polarizer 4 is perpendicular to the absorption axis of the second polarizing film.
The second polarizing film includes a first portion 141 disposed corresponding to the color photoresist and a second portion 143 disposed corresponding to the first polarizing film 13, the second portion 143 and the first polarizing film 13 form the light absorption region a, and the second portion 143 protrudes from the first portion 141 toward the glass substrate 1. In the present embodiment, the first polarizing film 13 and the second polarizing film are both crystal thin films (TCFs) composed of dichroic dyes capable of forming lyotropic liquid crystals, and the first polarizing film 13 has a thickness of about 1.1 μm and the second polarizing film has a thickness of about 1.5 μm.
The second optical layer 15 is a transparent conductive film, and the transparent conductive film is flat.
Further, the color filter substrate 1 further includes a photoresist spacer 16 disposed on the second optical layer 15.
Fig. 3 is a schematic structural diagram of a second display panel according to an embodiment of the present invention. The display panel 300 comprises a color filter substrate 6, an array substrate 7 arranged at an interval opposite to the color filter substrate 6, and a polarizer 9 sandwiched between the color filter substrate 6 and the array substrate 7 and arranged between the liquid crystal layer 8 and the array substrate 7 far away from the liquid crystal layer 8.
The color filter substrate 6 includes a glass substrate 61, a color filter layer 62, a first polarizing film 63, a first optical layer 64 and a second optical layer 65, wherein the color filter layer 62 includes a plurality of color photoresists disposed on the surface of the glass substrate 61, the first polarizing film 63 is disposed on the surface of the glass substrate 61 and defines a plurality of sub-pixel regions, the color photoresists are disposed in the sub-pixel regions, the first optical layer 64 covers the color filter layer 62 and the first polarizing film 63, and the second optical layer 65 covers the first optical layer 64. One of the first optical layer 64 and the second optical layer 65 is a transparent conductive film, the other is a second polarizing film, and an absorption axis of the first polarizing film 63 is perpendicular to an absorption axis of the second polarizing film such that the first polarizing film 63 and the second polarizing film form a light absorption region B.
In this embodiment, the second optical layer 65 is a second polarizing film, and the absorption axis of the polarizer 9 is perpendicular to the absorption axis of the second polarizing film.
The second polarizing film includes a first portion 651 disposed corresponding to the color resists and a second portion 653 disposed corresponding to the first polarizing film 63, the second portion 653 and the first polarizing film 63 form the light absorption region B, and the second portion 653 protrudes from the first portion 651 toward the glass substrate 61. In the present embodiment, the first and second polarizing films 63 and 63 are crystal thin films (TCFs) composed of dichroic dyes capable of forming lyotropic liquid crystals, and the first polarizing film 63 has a thickness of about 1.1 μm and the second polarizing film has a thickness of about 1.5 μm.
The first optical layer 64 is a transparent conductive film, and the shape of the transparent conductive film matches with the color filter layer 62, the first polarizing film 63, and the second optical layer 65.
Further, the color filter substrate 6 further includes a photoresist spacer 66 disposed on the second optical layer 65.
The display panel according to the first and second embodiments can not only increase the thickness of the light absorption region without increasing the thickness of the color filter substrate by replacing the black matrix and the flat layer with the first and second polarizing films having perpendicular absorption axes, but also effectively solve the color mixing problem at high resolution by combining fig. 4 and 5, wherein fig. 4 is a light leakage distribution diagram of the display panel shown in fig. 1; fig. 5 is a light leakage distribution diagram of the display panel shown in fig. 3. Meanwhile, the absorption axis of the polaroid is vertical to the absorption axis of the second polarizing film, and the second polarizing film can be used as a polaroid on the side of a color filter substrate to replace the polaroid on the side of the color filter substrate, so that the purpose of saving the polaroids on the side of the color filter substrate can be achieved after the display panel is formed into a box.
The invention also provides a display device which comprises the display panel in the first embodiment and the display panel in the second embodiment.
Fig. 6 is a flowchart illustrating a method for manufacturing the color filter substrate of the display panel shown in fig. 2. The invention also provides a manufacturing method of the color filter substrate, which comprises the following steps:
s1, forming the color filter layer 12 and the first polarizing film 13 on the surface of the glass substrate 11. In the present embodiment, the first polarizing film 13 is a crystal film composed of a dichroic dye capable of forming lyotropic liquid crystal.
S11, coating dichroic dye capable of forming lyotropic liquid crystal on the cleaned glass substrate 11, and simultaneously or subsequently applying external alignment; then, the solvent is removed to form a crystal film, and the first polarizing film 13 is patterned, where the patterned first polarizing film 13 is in a grid shape, and each grid surrounds a sub-pixel region. The method of patterning the crystal film to form the first polarizing film 13 may refer to a method of patterning a black matrix. The method comprises the following steps: mask + UV exposure → develop + etch → photoresist strip. In the present embodiment, the first polarizing film 13 is formed to have a thickness of about 1.1 μm.
S12, manufacturing the color filter layer 12 on the glass substrate 11, where the color filter layer 12 includes a plurality of color photoresists, and the color photoresists are located in the sub-pixel regions. The method for forming the color filter layer 12 is an RGB process in the prior art. The method comprises the following steps: color resist coating → exposure → etching → baking.
S2, fabricating a second polarizing film 14 on the color filter layer 12 and the first polarizing film 13 to cover the color filter layer 12 and the first polarizing film 13, and an absorption axis of the first polarizing film 13 is perpendicular to an absorption axis of the second polarizing film such that the first polarizing film 13 and the second polarizing film form a light absorption region. The second polarizing film has a thickness of about 1.5 μm.
S3, forming a transparent conductive film on the second polarizing film to cover the second polarizing film. The transparent conductive film may be formed by sputtering an ITO material, and due to the protective effect of the second polarizing film, the color filter layer 12 may be prevented from being damaged when the ITO material is sputtered. In the present embodiment, the second polarizing film is also a crystal film composed of a dichroic dye capable of forming lyotropic liquid crystal.
S4, forming a photoresist spacer 16 on the transparent conductive film. The manufacturing method of the photoresist Spacer 16 can refer to the Photo-Spacer manufacturing method in the prior art. The manufacturing method of the Photo-Spacer comprises the steps of coating, exposing, developing, etching, baking and the like.
In the present manufacturing method, the second polarizing film constitutes the first optical layer 14, and the transparent conductive film constitutes the second optical layer 15.
Fig. 7 is a flowchart illustrating a method for manufacturing the color filter substrate of the display panel shown in fig. 3. The invention also provides another manufacturing method of the color filter substrate, which comprises the following steps:
s1, the color filter layer 62 and the first polarizing film 63 are formed on the surface of the glass substrate 61. In the present embodiment, the first polarizing film 63 is a crystal film composed of a dichroic dye capable of forming lyotropic liquid crystal.
S11, coating dichroic dye capable of forming lyotropic liquid crystal on the cleaned glass substrate 61, and simultaneously or subsequently applying external alignment; then, the solvent is removed to form a crystal film, and the first polarizing film 63 is patterned, where the patterned first polarizing film 63 is in a grid shape, and each grid surrounds a sub-pixel region. The method of patterning the crystal film to form the first polarizing film 63 may refer to a method of patterning a black matrix. The method comprises the following steps: mask + UV exposure → develop + etch → photoresist strip. In the present embodiment, the first polarizing film 63 is formed to have a thickness of about 1.1 μm.
S12, fabricating the color filter layer 62 on the glass substrate 61, wherein the color filter layer 62 includes a plurality of color photoresists, and the color photoresists are located in the sub-pixel regions. The method for forming the color filter layer 62 is an RGB process in the prior art. The method comprises the following steps: color resist coating → exposure → etching → baking.
S2, a transparent conductive film is formed on the color filter layer 62 and the first polarizing film 63 to cover the color filter layer 62 and the first polarizing film 63. The transparent conductive film can be formed by sputtering ITO material.
S3, fabricating a second polarizing film on the transparent conductive film to cover the transparent conductive film, wherein the absorption axis of the first polarizing film 63 is perpendicular to the absorption axis of the second polarizing film such that the first polarizing film 63 and the second polarizing film form a light absorption region. The second polarizing film has a thickness of about 1.5 μm. In the present embodiment, the second polarizing film is also a crystal film composed of a dichroic dye capable of forming lyotropic liquid crystal.
S4, forming a photoresist spacer 66 on the second polarizing film. The manufacturing method of the photoresist Spacer 66 can refer to the Photo-Spacer manufacturing method in the prior art. The manufacturing method of the Photo-Spacer comprises the steps of coating, exposing, developing, etching, baking and the like.
In the present manufacturing method, the transparent conductive film constitutes the first optical layer 64, and the second polarizing film constitutes the second optical layer 65.
The invention has the beneficial effects that: by replacing the black matrix and the flat layer with the first polarizing film and the second polarizing film having perpendicular absorption axes, not only can the thickness of the light absorption region be increased without increasing the thickness of the color filter substrate, but also the color mixing problem at high resolution can be effectively solved. Meanwhile, the absorption axis of the polaroid is vertical to the absorption axis of the second polarizing film, and the second polarizing film can be used as a side polaroid of the color filter substrate to replace the polaroid of the color filter substrate, so that the purpose of saving the side polaroid of the color filter substrate can be achieved after the display panel is formed into a box.
While the foregoing is directed to embodiments of the present invention, it will be understood by those skilled in the art that various changes may be made without departing from the spirit and scope of the invention.
Claims (10)
1. A color filter substrate, comprising:
a glass substrate;
the color filter layer comprises a plurality of color light resistors arranged on the surface of the glass substrate;
the first polarizing film is arranged on the surface of the glass substrate and defines a plurality of sub-pixel areas, and the color photoresist is positioned in the sub-pixel areas;
a first optical layer covering the color filter layer and the first polarizing film;
a second optical layer covering the first optical layer;
the first optical layer is a second polarizing film, the second optical layer is a transparent conductive film, and an absorption axis of the first polarizing film is perpendicular to an absorption axis of the second polarizing film so that the first polarizing film and the second polarizing film form a light absorption region.
2. The color filter substrate according to claim 1, wherein the second polarizing film comprises a first portion disposed corresponding to the color photoresist and a second portion disposed corresponding to the first polarizing film, the second portion and the first polarizing film form the light absorption region, and the second portion protrudes from the first portion toward the glass substrate.
3. The color filter substrate of claim 1, wherein the first and second polarizing films are both crystal films.
4. The color filter substrate according to any one of claims 1 to 3, further comprising a photoresist spacer provided on the second optical layer.
5. A display panel, comprising the color filter substrate of any one of claims 1 to 4, an array substrate disposed opposite to the color filter substrate at an interval, a liquid crystal layer sandwiched between the color filter substrate and the array substrate, and a polarizer disposed on a side of the array substrate away from the liquid crystal layer, wherein an absorption axis of the polarizer is perpendicular to an absorption axis of the second polarizing film.
6. A display device characterized by comprising the display panel according to claim 5.
7. A method for manufacturing a color filter substrate is characterized by comprising the following steps:
manufacturing a color filter layer and a first polarizing film on the surface of a glass substrate, wherein the color filter layer comprises a plurality of color photoresists, the first polarizing film defines a plurality of sub-pixel areas, and the color photoresists are positioned in the sub-pixel areas;
fabricating a first optical layer on the color filter layer and the first polarizing film to cover the color filter layer and the first polarizing film;
and manufacturing a second optical layer on the first optical layer to cover the first optical layer, wherein the first optical layer is a second polarizing film, the second optical layer is a transparent conductive film, and an absorption axis of the first polarizing film is perpendicular to an absorption axis of the second polarizing film so that the first polarizing film and the second polarizing film form a light absorption area.
8. The method according to claim 7, wherein the second polarizing film includes a first portion disposed corresponding to the color photoresist and a second portion disposed corresponding to the first polarizing film, the second portion and the first polarizing film form the light absorbing region, and the second portion protrudes from the first portion.
9. The manufacturing method according to claim 8, wherein the first polarizing film and the second polarizing film are both crystal films.
10. The method of manufacturing according to any of claims 7-9, further comprising fabricating a photoresist spacer on the second optical layer.
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| CN108919555A (en) * | 2018-08-07 | 2018-11-30 | 深圳市华星光电技术有限公司 | Opposite substrate and preparation method thereof, display device |
| US10663819B2 (en) | 2018-08-07 | 2020-05-26 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Opposite substrate and preparation method thereof, and display device |
| KR20210059109A (en) * | 2019-11-14 | 2021-05-25 | 삼성디스플레이 주식회사 | Display device |
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| CN101051143A (en) * | 2006-04-03 | 2007-10-10 | 三星电子株式会社 | Liquid crystal display, panel for the same and method of manufacture |
| CN104656304A (en) * | 2015-02-13 | 2015-05-27 | 厦门天马微电子有限公司 | Display panel and manufacturing method thereof |
| CN105807479A (en) * | 2016-05-24 | 2016-07-27 | 京东方科技集团股份有限公司 | Display panel as well as production method and display device thereof |
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| JP5935394B2 (en) * | 2012-03-01 | 2016-06-15 | Ｎｌｔテクノロジー株式会社 | Horizontal electric field type liquid crystal display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101051143A (en) * | 2006-04-03 | 2007-10-10 | 三星电子株式会社 | Liquid crystal display, panel for the same and method of manufacture |
| CN104656304A (en) * | 2015-02-13 | 2015-05-27 | 厦门天马微电子有限公司 | Display panel and manufacturing method thereof |
| CN105807479A (en) * | 2016-05-24 | 2016-07-27 | 京东方科技集团股份有限公司 | Display panel as well as production method and display device thereof |
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Address after: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Applicant after: Kunshan Longteng Au Optronics Co Address before: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Applicant before: Kunshan Longteng Optronics Co., Ltd. |
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