CN105204210A - Splicing type liquid crystal panel and manufacturing method thereof - Google Patents
Splicing type liquid crystal panel and manufacturing method thereof Download PDFInfo
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- CN105204210A CN105204210A CN201510708480.1A CN201510708480A CN105204210A CN 105204210 A CN105204210 A CN 105204210A CN 201510708480 A CN201510708480 A CN 201510708480A CN 105204210 A CN105204210 A CN 105204210A
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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
- G02F1/13336—Combining plural substrates to produce large-area displays, e.g. tiled displays
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- Nonlinear Science (AREA)
- Liquid Crystal (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Abstract
The invention discloses a splicing type liquid crystal panel. The splicing type liquid crystal panel is formed by splicing of a plurality of liquid crystal panel parts which are arranged into two lines and M rows, wherein M>=1. Array processing and colored film processing of array substrates and colored film substrates of the liquid crystal panel parts are achieved on 2*M areas by multiple times on the same glass substrate. The scanning lines of every two liquid crystal panel parts which are adjacent in the line direction are electrically connected, and the data lines of every two liquid crystal panel parts which are adjacent in the row direction are electrically connected. The electrode of each liquid crystal panel part is led out from the peripheral edge not in contact with the adjacent liquid crystal panel part. Due to the fact that array processing of the array substrates and colored film substrates of the liquid crystal panel parts is achieved on 2*M areas by multiple times on the same glass substrate, the problems of independent liquid crystal panel module splicing type liquid crystal panels that gaps at the junctions are large, protrusions are uneven, alignment between different screens is not accurate, and backlight brightness decay degrees of different screens are different, thus causing big difference in display effect after the liquid crystal panels are used for a certain period of time can be solved.
Description
Technical field
The present invention relates to display panels and manufacture field, particularly spliced liquid crystal panel and manufacture method thereof.
Background technology
Because oversize LCD screen manufacturing cost is high, high resolving power is difficult to realize, so large scale liquid crystal display panel realizes in the mode of mosaic screen usually at present, the slicing LCD panel of currently available technology adopt 2 pieces with independent TFT substrate and the colored filter of more than 2 pieces combine, the working electrode of polylith liquid crystal panel can keep mutual independence.But following problem can be there is in this large-sized slicing LCD panel adopting polylith liquid crystal panel to be spliced: 1, intersection gap is large, projection out-of-flatness; 2, between different screen, contraposition is irregular; 3, the decay of different screen backlight illumination is inconsistent, causes using a period of time display effect difference huge.
Summary of the invention
In order to solve the problem, the invention provides a kind of spliced liquid crystal panel, being spliced by polylith liquid crystal panel, and arrange (M >=1) arrangement in 2 row xM; Wherein, the array base palte of described polylith liquid crystal panel and color membrane substrates are repeatedly complete array process and color film processing procedure in same glass substrate Shang Fen 2xM district respectively; The sweep trace of adjacent two liquid crystal panels of line direction is electrically connected mutually, and the data line of adjacent two liquid crystal panels of column direction is electrically connected mutually; And the extraction of the electrode of every block liquid crystal panel is drawn from the non-periphery of bordering on each other with adjacent liquid crystal panel.
Further, the pixel that the drive element of the grid of described polylith liquid crystal panel is integrated on array base palte is inner;
Further, the common metal area between adjacent two liquid crystal panels getting rid of described line direction.
The present invention also provides a kind of manufacture method of spliced liquid crystal panel, it is characterized in that, comprises the steps:
The first step, by blank glass substrate deposition first layer metal thin layer, and be coated with photoresist, (M >=1) individual region is arranged by glass substrate being divided into 2 row xM, successively from (1,1) use light shield to expose to (1, M) and form continuous print first layer metal exposure figure, its adjacent two regions are interconnected;
Second step, rotary glass substrate or light shield 180 degree, from (M, 2) to (2,2) region uses same light shield to expose and forms continuous print first layer metal exposure figure, the exposure figure that this exposure figure and the first step are formed is at column direction mirror-image arrangement, and the first layer metal exposure figure that above two steps are formed is interconnected;
3rd step, peels off the photoresist of exposure, etches away the metallic pattern of exposure, then the unexposed photoresist of glass, form the first metallic pattern of the spliced liquid crystal panel of electrical interconnective 2xM to the above glass substrate formed;
4th step, repeats above step 4 to 7 times, forms semiconductor figure layer on the glass substrate, second layer metal graph layer, contact hole graph layer and transparent conductive pattern layer; Complete the array base palte of the spliced liquid crystal panel of 2xM;
5th step, by another blank glass base plate coating black resin layer, glass substrate is divided into and a upper glass substrate one_to_one corresponding, 2 row xM of area equation arrange a region, once from (1,1) use light shield to form continuous print black resin exposure figure to (1, M), wherein the exposure figure of adjacent area is interconnected;
6th step, glass substrate or light shield are revolved turnback, from (M, 2) to (2,2) region uses same light shield to expose and forms continuous print black resin figure, the exposure figure mirror-image arrangement in a column direction that this exposure figure and the 5th step are formed, and the black resin exposure figure that above two steps are formed is interconnected;
7th step, peels off unexposed black resin on above substrate, and to substrate high-temperature baking, solidification black resin, forms black resin graph layer;
8th step, repeat step 5 to the step 4 of step 7 to 7 times, form red colour cell layer, green color blocking layer, blue colour cell layer, transparent electrode layer and spacer layer on the glass substrate, completed the color membrane substrates of the spliced liquid crystal panel of 2xM by the 5th step to the 8th step;
9th step, respectively array substrate and color membrane substrates printed wiring film, and alignment film is heating and curing;
Tenth step, array substrate coating sealed plastic box, and the liquid crystal that drips, fit color membrane substrates and array base palte and form liquid crystal cell;
11 step, cuts off along cutting line liquid crystal cell peripheral part, exposes the crimp type terminal of array side, by compression joint technique, circuit board, drive IC is connected crimp type terminal, forms the spliced liquid crystal panel of a 2xM.
Beneficial effect: be repeatedly complete array process in same glass substrate Shang Fen 2xM district respectively by the array base palte of polylith liquid crystal panel and color membrane substrates, the intersection gap that can solve the existence of independent liquid crystal panel module spliced liquid crystal panel is large, projection out-of-flatness, between different screen, the decay of contraposition irregular and different screen backlight illumination is inconsistent, causes the problem using a period of time display effect difference huge.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of spliced liquid crystal panel of the present invention;
Fig. 2 is the crimping schematic diagram of tft array substrate of the present invention and colored filter two substrates.
Embodiment
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen within the application's claims limited range.
The present invention provides one and need not splice and can realize large-sized spliced liquid crystal panel, on same glass substrate subregion repeatedly complete array base palte processing procedure and on same glass substrate subregion repeatedly complete the processing procedure of color membrane substrates; The large picture liquid crystal panel of any splicing that 2xM (M >=1) i.e. 2 row xM arrange can be formed.As shown in Figure 1, be a 2X2 slicing LCD panel schematic diagram of the present invention, this slicing LCD panel 10 is divided into four regions, i.e. liquid crystal panel 1, liquid crystal panel 2, liquid crystal panel 3 and liquid crystal panel 4.Wherein, liquid crystal panel 1 is consistent with the type-setting mode of traditional panel with liquid crystal panel 2, and liquid crystal panel 3 and liquid crystal panel 4 arrangement mode change into liquid crystal panel 1 and liquid crystal panel 2 back-to-back or mirror-image arrangement.The data line terminal (not shown) of liquid crystal panel 1 and liquid crystal panel 2, source drive IC101, COF (not shown) and pcb board 102 are positioned at the same side of glass substrate, and the data line terminal (not shown) of liquid crystal panel 3 and liquid crystal panel 4, source drive IC101, COF (not shown) and PCB102 are positioned at the opposite side of glass substrate.Namely the extraction of the electrode of this slicing LCD panel is drawn from the non-periphery of bordering on each other of polylith liquid crystal panel.
Wherein, the drive element of the grid of polylith liquid crystal panel is integrated on array base palte, the sweep trace of the liquid crystal panel in adjacent two regions of line direction is connected, when liquid crystal panel 1 and the liquid crystal panel 2 of both sides, M column direction splice region 50, and liquid crystal panel 3 and liquid crystal panel 4, during write sweep signal, drive element of the grid drives the sweep trace of the liquid crystal panel of both sides, splice region 50.Drive element of the grid can be arranged in array pixel cells, when panel splicing, and can not longitudinal black line.
And both sides, line direction splice region 60 are generally the common metal routing district of liquid crystal panel, splice region 60 can be removed by common metal area in the row direction, liquid crystal panel 1 on the upside of line direction splice region 60 and liquid crystal panel 2 pixel region respectively at downside liquid crystal panel 1 and liquid crystal panel 4 is linked together, thus there is no black line in the row direction.Namely the data line of the liquid crystal panel in adjacent two regions of M column direction is connected, and constitutes a seamless spliced large picture liquid crystal panel.
Repeatedly complete array process in same glass substrate Shang Fen 2xM district respectively by the array base palte of polylith liquid crystal panel and color membrane substrates, the intersection gap that can solve the existence of independent liquid crystal panel module spliced liquid crystal panel is large, projection out-of-flatness, between different screen, the decay of contraposition irregular and different screen backlight illumination is inconsistent, causes the problem using a period of time display effect difference huge.
The present invention gives the manufacture method of this slicing LCD panel, the crimping schematic diagram of this slicing LCD panel as shown in Figure 2, and concrete steps are as follows:
The first step, by blank glass substrate deposition first layer metal thin layer, and is coated with photoresist.A region is arranged by glass substrate being divided into 2 row xM, from (1,1) to (1, M) uses light shield to expose and forms continuous print first layer metal exposure figure successively, its adjacent two regions are interconnected, terminal figure relative to terminal offside from glass edge more close to.
Second step, rotary glass substrate or light shield 180 degree, from (M, 2) to (2,2) region uses same light shield to expose and forms continuous print first layer metal exposure figure, the exposure figure that this exposure figure and the first step are formed at column direction mirror-image arrangement, and above two steps formed first layer metal exposure figure be interconnected, terminal figure relative to terminal offside from glass edge more close to.
3rd step, peels off the photoresist of exposure, etches away the metallic pattern of exposure, then the unexposed photoresist of glass, form the first metallic pattern of the spliced liquid crystal panel of electrical interconnective 2xM to the above glass substrate formed.
4th step, repeats above step 4 to 7 times, forms semiconductor figure layer, second layer metal graph layer, contact hole graph layer and transparent conductive pattern layer on the glass substrate.The array base palte 11 of the spliced liquid crystal panel of 2xM is completed by above step.
5th step, by another blank glass base plate coating black resin layer, glass substrate is divided into and a upper glass substrate one_to_one corresponding, 2xM region of area equation, once from (1,1) use light shield to form continuous print black resin exposure figure to (1, M), wherein the exposure figure of adjacent area is interconnected.
6th step, glass substrate or light shield are revolved turnback, from (M, 2) to (2,2) region uses same light shield to expose and forms continuous print black resin figure, exposure figure mirror-image arrangement on M direction that this exposure figure and the 5th step are formed, and the black resin exposure figure that above two steps are formed is interconnected.
7th step, peels off unexposed black resin on above substrate, and to substrate high-temperature baking, solidification black resin, forms black resin graph layer.
8th step, repeats above step 5 to the step 4 of step 7 to 7 times, forms red colour cell layer, green color blocking layer, blue colour cell layer, transparent electrode layer and spacer layer on the glass substrate.Completed the color membrane substrates 12 of the spliced liquid crystal panel of 2xM to the 8th step by the 5th step.
9th step, respectively array substrate and color membrane substrates printed wiring film, and alignment film is heating and curing.
Tenth step, array substrate coating sealed plastic box 13, and the liquid crystal that drips, fit color membrane substrates and array base palte and form liquid crystal cell.
11 step, cuts off along cutting line 104 liquid crystal cell peripheral part, exposes the crimp type terminal of array side.By compression joint technique, circuit board 102, drive IC 101,103 are connected crimp type terminal, form the spliced liquid crystal panel 10 of a 2xM.
Claims (4)
1. a spliced liquid crystal panel, is spliced by polylith liquid crystal panel, and arranges (M >=1) arrangement in 2 row xM; Wherein, the array base palte of described polylith liquid crystal panel and color membrane substrates are repeatedly complete array process and color film processing procedure in same glass substrate Shang Fen 2xM district respectively; The sweep trace of adjacent two liquid crystal panels of line direction is electrically connected mutually, and the data line of adjacent two liquid crystal panels of column direction is electrically connected mutually; And the extraction of the electrode of every block liquid crystal panel is drawn from the non-periphery of bordering on each other with adjacent liquid crystal panel.
2. the spliced liquid crystal panel of one according to claim 1, is characterized in that: the pixel that the drive element of the grid of described polylith liquid crystal panel is integrated on array base palte is inner.
3. the spliced liquid crystal panel of one according to claim 1, is characterized in that: the common metal area between adjacent two liquid crystal panels getting rid of described line direction.
4. a manufacture method for spliced liquid crystal panel, is characterized in that, comprises the steps:
The first step, by blank glass substrate deposition first layer metal thin layer, and be coated with photoresist, (M >=1) individual region is arranged by glass substrate being divided into 2 row xM, successively from (1,1) use light shield to expose to (1, M) and form continuous print first layer metal exposure figure, its adjacent two regions are interconnected;
Second step, rotary glass substrate or light shield 180 degree, from (M, 2) to (2,2) region uses same light shield to expose and forms continuous print first layer metal exposure figure, the exposure figure that this exposure figure and the first step are formed is at column direction mirror-image arrangement, and the first layer metal exposure figure that above two steps are formed is interconnected;
3rd step, peels off the photoresist of exposure, etches away the metallic pattern of exposure, then the unexposed photoresist of glass, form the first metallic pattern of the spliced liquid crystal panel of electrical interconnective 2xM to the above glass substrate formed;
4th step, repeats above step 4 to 7 times, forms semiconductor figure layer on the glass substrate, second layer metal graph layer, contact hole graph layer and transparent conductive pattern layer; Complete the array base palte of the spliced liquid crystal panel of 2xM;
5th step, by another blank glass base plate coating black resin layer, glass substrate is divided into and a upper glass substrate one_to_one corresponding, 2 row xM of area equation arrange a region, once from (1,1) use light shield to form continuous print black resin exposure figure to (1, M), wherein the exposure figure of adjacent area is interconnected;
6th step, glass substrate or light shield are revolved turnback, from (M, 2) to (2,2) region uses same light shield to expose and forms continuous print black resin figure, the exposure figure mirror-image arrangement in a column direction that this exposure figure and the 5th step are formed, and the black resin exposure figure that above two steps are formed is interconnected;
7th step, peels off unexposed black resin on above substrate, and to substrate high-temperature baking, solidification black resin, forms black resin graph layer;
8th step, repeat step 5 to the step 4 of step 7 to 7 times, form red colour cell layer, green color blocking layer, blue colour cell layer, transparent electrode layer and spacer layer on the glass substrate, completed the color membrane substrates of the spliced liquid crystal panel of 2xM by the 5th step to the 8th step;
9th step, respectively array substrate and color membrane substrates printed wiring film, and alignment film is heating and curing;
Tenth step, array substrate coating sealed plastic box, and the liquid crystal that drips, fit color membrane substrates and array base palte and form liquid crystal cell;
11 step, cuts off along cutting line liquid crystal cell peripheral part, exposes the crimp type terminal of array side, by compression joint technique, circuit board, drive IC is connected crimp type terminal, forms the spliced liquid crystal panel of a 2xM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510708480.1A CN105204210A (en) | 2015-10-27 | 2015-10-27 | Splicing type liquid crystal panel and manufacturing method thereof |
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| CN201510708480.1A CN105204210A (en) | 2015-10-27 | 2015-10-27 | Splicing type liquid crystal panel and manufacturing method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106168717A (en) * | 2016-08-31 | 2016-11-30 | 亚世光电股份有限公司 | One can cascade COG liquid crystal display large-size screen monitors module |
| CN106710571A (en) * | 2017-03-23 | 2017-05-24 | 海信集团有限公司 | Display control method, display controller and splicing display system |
| CN109658837A (en) * | 2017-10-12 | 2019-04-19 | 群创光电股份有限公司 | Semiconductor device and the method for driving semiconductor device |
| CN110764295A (en) * | 2019-10-14 | 2020-02-07 | 深圳市华星光电半导体显示技术有限公司 | Liquid crystal display panel and liquid crystal module |
| CN111223411A (en) * | 2019-12-11 | 2020-06-02 | 京东方科技集团股份有限公司 | Substrate for micro LED display panel and manufacturing method thereof |
| US10909914B2 (en) | 2017-10-12 | 2021-02-02 | Innolux Corporation | Display device and driving method thereof having a display area in a peripheral region |
| CN113380137A (en) * | 2020-02-21 | 2021-09-10 | 群创光电股份有限公司 | Manufacturing method of splicing type display device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109658837A (en) * | 2017-10-12 | 2019-04-19 | 群创光电股份有限公司 | Semiconductor device and the method for driving semiconductor device |
| US10909914B2 (en) | 2017-10-12 | 2021-02-02 | Innolux Corporation | Display device and driving method thereof having a display area in a peripheral region |
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| CN111223411A (en) * | 2019-12-11 | 2020-06-02 | 京东方科技集团股份有限公司 | Substrate for micro LED display panel and manufacturing method thereof |
| CN113380137A (en) * | 2020-02-21 | 2021-09-10 | 群创光电股份有限公司 | Manufacturing method of splicing type display device |
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Application publication date: 20151230 |