CN115268137A - TFT liquid crystal display device and manufacturing method thereof - Google Patents
TFT liquid crystal display device and manufacturing method thereof Download PDFInfo
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- CN115268137A CN115268137A CN202211117402.0A CN202211117402A CN115268137A CN 115268137 A CN115268137 A CN 115268137A CN 202211117402 A CN202211117402 A CN 202211117402A CN 115268137 A CN115268137 A CN 115268137A
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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
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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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
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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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
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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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
- G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
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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
- G02F1/1336—Illuminating devices
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
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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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
Abstract
The invention provides a TFT liquid crystal display device and a manufacturing method thereof, comprising the following steps: the backlight module is internally provided with a light source for generating light; the first polarizer is provided with a front-end light-entering grating for light in a specific direction to penetrate; the liquid crystal display module comprises a liquid crystal layer, liquid crystal molecules, a color filter film and a second polaroid, wherein the liquid crystal molecules, the color filter film and the second polaroid are arrayed in the liquid crystal layer, a rear end light inlet grid arranged on the second polaroid is perpendicular to a front end light inlet grid, and a substrate.
Description
Technical Field
The invention relates to the technical field of TFT (thin film transistor) liquid crystal display devices, in particular to a TFT liquid crystal display device and a manufacturing method thereof.
Background
In a conventional method for manufacturing a liquid crystal display device, disclosed in "CN102129140B", an alignment film in a small-sized and narrow-bezel liquid crystal display device can be coated by an ink jet method, and after a peripheral alignment film which dries quickly is coated in a frame shape by an ink jet method on a TFT substrate including a display region having a pixel electrode and a peripheral region thereof, and then a display region alignment film which dries slowly but has an excellent leveling effect is coated by an ink jet method.
The TFT liquid crystal display device produced by the method for manufacturing a liquid crystal display device is a common TFT display module in the prior art, but the TFT display module still has obvious defects in the using process: above-mentioned device and current TFT display module assembly, its light passes the base plate surface perpendicularly after passing the second polaroid, because there is the difference in the light emergent position of adjacent liquid crystal color development unit to there is certain color development interference possibility between each color development regional emergent light that leads to the base plate, and then leads to local color distortion or big scheduling problem of contrast, influences TFT display module assembly's color development effect.
Disclosure of Invention
An object of the present invention is to provide a TFT liquid crystal display device and a method for fabricating the same, which solve the above-mentioned problems of the related art.
In order to achieve the purpose, the invention provides the following technical scheme:
a TFT liquid crystal display device comprising:
the backlight module is internally provided with a light source for generating light;
the first polarizer is provided with a front-end light-entering grating for light in a specific direction to penetrate;
the liquid crystal layer is internally provided with liquid crystal molecules in an array manner, the front end and the rear end of the liquid crystal layer, which are positioned at the incident light ray, are provided with electrode layers, and the electrode layers enable the liquid crystal molecules to change the direction through a generated electric field so as to change the deflection direction of the incident light ray from the first polarizer;
the deflected light rays are endowed with corresponding colors after penetrating through the color filter films arranged in an array, and the color filter films comprise red, green and blue pixel points;
the rear end light inlet grating is perpendicular to the front end light inlet grating, and the rear end light inlet grating is arranged in one-to-one correspondence with the red, green and blue pixel points;
the light refraction film is provided with a deflection area for deflecting light incident from the rear end light inlet grating; and
the display device comprises a substrate, wherein display areas which correspond to a plurality of groups of color filter films one to one are arranged on the substrate, and light rays refracted and turned by a deflection area are projected to the central position of the display areas.
Preferably, the backlight module comprises a backlight plate and an LCD light source, the LCD light source includes but is not limited to a bottom-tiled arrangement or a side-edge arrangement, and the backlight plate is arranged at the back side of the light irradiation direction of the LCD light source.
Preferably, the LCD light source is a light emitting diode arranged in a dot matrix.
Preferably, a light guide plate is arranged between the backlight module and the first polarizer, and light emitting paths of the light guide plate are provided with light diffusion film holes arranged in a dot matrix manner.
Preferably, alignment films are further arranged in the region between the front electrode layer and the rear electrode layer of the liquid crystal layer, and the alignment films on the front side and the rear side are provided with alignment grooves which are perpendicular to each other.
A manufacturing method of a TFT liquid crystal display device is characterized in that the TFT liquid crystal display device is adopted, and the backlight module, the light guide plate, the first polaroid, the electrode layer, the alignment film, the liquid crystal layer, the color filter film, the second polaroid and the substrate are sequentially overlapped and laminated through optical cement according to the laminating sequence.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the deflection region for refracting and turning the light is arranged in the light inlet grating at the rear end of the second polaroid, so that the light is converged in the central region of the substrate display region after passing through the second polaroid, the phenomenon of inconsistent distance between emergent light rays between adjacent color development units is effectively overcome, the distance between emergent light rays of adjacent color development units is unified, the problems of local color distortion or inconsistent contrast of the TFT display module and the like are solved, and the color development performance of the TFT display module is further improved.
Drawings
FIG. 1 is a schematic diagram of a TFT liquid crystal display of the present invention;
FIG. 2 is a schematic view of a bonding position of an electrode layer according to the present invention;
FIG. 3 is a schematic diagram of the operation of the light refracting film of the present invention;
fig. 4 is a schematic diagram of a TFT liquid crystal display in the prior art.
In the figure: 1 a first polaroid, 2 a front light inlet grating, 3 a liquid crystal layer, 4 liquid crystal molecules, 5 electrode layers, 6 color filter films, 7 a second polaroid, 8 a rear light inlet grating, 9 a deflection region, 10 alignment grooves, 11 substrates, 12 display regions, 13 backlight plates, 14LCD light sources, 15 light guide plates, 16 light diffusion film holes, 17 alignment films and 18 light refraction films.
Detailed Description
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.
Referring to fig. 1-4, the present invention provides a technical solution:
the first embodiment is as follows:
a TFT liquid crystal display device comprising:
the backlight module is internally provided with a light source for generating light;
the light source comprises a first polaroid 1, wherein a front-end light inlet grating 2 for light in a specific direction to penetrate through is arranged on the first polaroid 1;
the color filter film 6, the light after deflecting is endowed with corresponding color after penetrating the color filter film 6 arranged in array, the color filter film 6 includes red, green, blue three-color pixel points;
the rear end light inlet grating 8 arranged on the second polaroid 7 is vertical to the front end light inlet grating 2, and the rear end light inlet grating 8 is arranged corresponding to red, green and blue pixel points one by one;
the light refraction film 18, there is deflection area 9 that deflects the light that the back enters the light grid 8 and incides on the light refraction film 18; and
the display device comprises a substrate 11, wherein display areas 12 corresponding to a plurality of groups of color filter films 6 one by one are arranged on the substrate 11, and light rays refracted and turned by a deflection area 9 are projected to the center position of the display areas 12.
In this embodiment, the backlight module is used to generate a light source, the light source enters the liquid crystal layer 3 through the front light-entering grid 2 arranged on the first polarizer 1, the liquid crystal molecules 4 inside the liquid crystal layer 3 are deflected under the action of the electric field generated by the electrode layer 5 to change the deflection direction of the incident light from the first polarizer 1, the light reaches the color filter 6 after passing through the liquid crystal layer 3 and is endowed with corresponding color, and then the light reaches the second polarizer 7, because the rear light-entering grid 8 arranged on the second polarizer 7 is perpendicular to the front light-entering grid 2, the light which is not deflected by the liquid crystal molecules 4 cannot pass through the second polarizer 7, the principle is the common color-displaying mode of the TFT display module, and no further description is given here, but different from the prior art, the rear end of the second polarizer 7 of the present invention is additionally provided with a refraction light film 18 layer structure, the light refraction film 18 is used for deflecting the light entering the rear end of the light grid 8, refer to the attached figure 4 of the specification, it can be known that the light passing through the second polarizer 7 in the prior art vertically passes through the surface of the substrate 11, because the light is vertically emitted, the light emitting position is uncertain on the surface of the substrate 11, when the distance of the emergent light of the adjacent color development module is short, the color development interference phenomenon will occur, thereby the color development effect of the TFT display module is affected, therefore, the application sets the light refraction film 18 aiming at projecting different emergent light to the central position of the display area 12 on the substrate 11, and further the emergent light distance between different color development modules can not occur the color development interference field, the accuracy of the color development effect between each color development unit is effectively ensured, and the color development effect of the TFT display module is further improved.
Example two:
in this embodiment, the backlight module includes a backlight 13 and an LCD light source 14, the LCD light source 14 includes but is not limited to a bottom-tiled arrangement or a side-tiled arrangement, the backlight 13 is disposed on the back side of the light irradiation direction of the LCD light source 14, the LCD light source 14 in the prior art is usually a tiled arrangement or a side-tiled arrangement, the side-tiled arrangement is more in the mobile device, the fixed display device usually adopts a bottom-tiled arrangement, and the LCD light source 14 is a light emitting diode in a dot-matrix arrangement.
Example three:
in this embodiment, a light guide plate 15 is disposed between the backlight module and the first polarizer 1, a light diffusion film hole 16 is disposed in a dot matrix manner at a light exit path of the light guide plate 15, the light guide plate 15 is used for vertically projecting light generated by the LCD light source 14 toward the color filter film 6, and the light diffusion film hole 16 disposed thereon is used for uniformly projecting light, thereby ensuring uniform brightness of the display area.
Example four:
in this embodiment, an alignment film 17 is further disposed in the region between the front and rear electrode layers 5 of the liquid crystal layer 3, the alignment films 17 on the front and rear sides are provided with alignment grooves 18 perpendicular to each other, the alignment film 17 is provided with a plurality of alignment grooves 18 on the surface, and the alignment films 18 sandwich the liquid crystal molecules 4 therebetween, so that the liquid crystal molecules 4 are aligned along the alignment grooves 18.
A manufacturing method of a TFT liquid crystal display device is characterized in that the TFT liquid crystal display device is adopted, and a backlight module, a light guide plate 15, a first polaroid 1, an electrode layer 5, an alignment film 17, a liquid crystal layer 3, a color filter film 6, a second polaroid 7 and a substrate 11 are sequentially overlapped and laminated through optical glue according to a lamination sequence.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
- A tft liquid crystal display device, comprising:the backlight module is internally provided with a light source for generating light;the polarizer comprises a first polarizer (1), wherein a front-end light-entering grating (2) for light in a specific direction to penetrate through is arranged on the first polarizer (1);the liquid crystal display panel comprises a liquid crystal layer (3), liquid crystal molecules (4) are arranged in the liquid crystal layer (3) in an array mode, electrode layers (5) are arranged at the front end and the rear end, located at the light incidence, of the liquid crystal layer (3), and the electrode layers (5) enable the liquid crystal molecules (4) to change the direction of deflection of incident light from a first polaroid through a generated electric field;the color filter film (6), the light after deflecting is endowed with corresponding color after penetrating through the color filter film (6) arranged in array, the color filter film (6) includes pixel points of three colors of red, green and blue;the rear-end light inlet grating (8) is arranged on the second polaroid (7) and is vertical to the front-end light inlet grating (2), and the rear-end light inlet grating (8) is arranged in one-to-one correspondence with the red, green and blue pixel points;the light refraction film (18), the light refraction film (18) is provided with a deflection area (9) which deflects the light incident from the rear end light inlet grating (8); andthe display device comprises a substrate (11), wherein display areas (12) which correspond to a plurality of groups of color filter coatings (6) one by one are arranged on the substrate (11), and light rays refracted and turned by a deflection area (9) are projected to the central position of the display areas (12).
- 2. The TFT liquid crystal display device according to claim 1, wherein: the backlight module comprises a backlight plate (13) and an LCD light source (14), the LCD light source (14) comprises but is not limited to a bottom tiled type arrangement or a side edge type arrangement, and the backlight plate (13) is arranged on the back side of the light irradiation direction of the LCD light source (14).
- 3. The TFT liquid crystal display device according to claim 2, wherein: the LCD light source (14) is a light emitting diode arranged in a dot matrix.
- 4. The TFT liquid crystal display device according to claim 1 or 3, wherein: a light guide plate (15) is arranged between the backlight module and the first polaroid (1), and light diffusion film holes (16) arranged in a dot matrix mode are formed in the light emergent path of the light guide plate (15).
- 5. The TFT liquid crystal display device according to claim 4, wherein: an alignment film (17) is further arranged in the area between the front electrode layer (5) and the rear electrode layer (5) of the liquid crystal layer (3), and alignment grooves (10) which are perpendicular to each other are formed in the alignment film (17) on the front side and the rear side.
- 6. A method of manufacturing a TFT liquid crystal display device, using the TFT liquid crystal display device of any one of claims 1 to 5, characterized in that: the backlight module, the light guide plate (15), the first polaroid (1), the electrode layer (5), the alignment film (17), the liquid crystal layer (3), the color filter film (6), the second polaroid (7) and the substrate (11) are sequentially laminated through optical cement according to the laminating sequence.
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| CN202211117402.0A CN115268137A (en) | 2022-09-14 | 2022-09-14 | TFT liquid crystal display device and manufacturing method thereof |
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| CN202211117402.0A CN115268137A (en) | 2022-09-14 | 2022-09-14 | TFT liquid crystal display device and manufacturing method thereof |
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| CN105954921A (en) * | 2016-07-12 | 2016-09-21 | 深圳市华星光电技术有限公司 | Liquid crystal display |
| CN108490677A (en) * | 2018-03-26 | 2018-09-04 | 上海天马微电子有限公司 | A kind of liquid crystal display panel, display device and 3D printing system |
| CN110286517A (en) * | 2019-06-27 | 2019-09-27 | 京东方科技集团股份有限公司 | A kind of substrate, display panel, display device and its display control method |
| CN110350015A (en) * | 2019-07-22 | 2019-10-18 | 京东方科技集团股份有限公司 | A kind of display panel and preparation method thereof, display device |
| CN114879402A (en) * | 2022-05-18 | 2022-08-09 | 武汉华星光电技术有限公司 | Liquid crystal display panel and display device |
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Address after: Room 301, Building 2, Sirui Optoelectronics Factory, No.14 Xiuming North Road, Biling Community, Biling Street, Pingshan District, Shenzhen City, Guangdong Province, 518118 Applicant after: Shenzhen Sirui Photoelectric Technology Co.,Ltd. Address before: Room 1507, Building A, No. 4128, Dongcheng Ring Road, Pinghuan Community, Maluan Street, Pingshan District, Shenzhen City, Guangdong Province, 518000 Applicant before: Shenzhen Sirui Photoelectric Technology Co.,Ltd. |