CN102096230B - Novel liquid crystal display and manufacturing method thereof - Google Patents
Novel liquid crystal display and manufacturing method thereof Download PDFInfo
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- CN102096230B CN102096230B CN201010620565.1A CN201010620565A CN102096230B CN 102096230 B CN102096230 B CN 102096230B CN 201010620565 A CN201010620565 A CN 201010620565A CN 102096230 B CN102096230 B CN 102096230B
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Abstract
The invention discloses a novel liquid crystal display, comprising an optical filter substrate with an optical filter and an ITO (indium tin oxide) conducting layer, a TFT (thin film transistor )substrate with a TFT and a pixel electrode and liquid crystals clamped between the optical filter substrate and the TFT substrate, wherein a display area is defined by a pixel electrode positioned on the TFT substrate; a black shading layer is arranged on the optical filter substrate; a visual area is defined by the liquid crystals outside the pixel electrode positioned on the TFT substrate; the black shading layer only shades the area beyond the visual area; a reflecting metal layer is arranged on the surface of the adjacent peripheral area outside the display area on the TFT substrate; the ITO conducting layer on the optical filter substrate and the reflecting metal layer are connected by virtue of a conducting metal ball; and simultaneously the liquid crystals are distributed directionally. In the novel liquid crystal display, the ground color of the visual area is white slightly and is close to that of the display area. The invention also discloses a manufacturing method of the novel liquid crystal display.
Description
Technical field
The manufacturing technology field that the present invention relates to a kind of display, relates in particular to a kind of liquid crystal display and manufacture method thereof.
Background technology
Thin film transistor (TFT) (Thin Film Transistor is called for short TFT) liquid crystal display is more and more used in the modern life, such as mobile phone display screen, Note Book display screen, MP3, MP4 display screen, GPS display screen, LCD-TV display screen etc.
Along with the development of TFT-LCD technology, people are also more and more higher to the requirement of its performance, demand is variation all the more also, for example, for total reflection TFT product, is applied to the product of learning machine or e-book and so on, there is reflecting effect part customer requirement viewing area after module group assembling, bleach thereby make it background color, more approaching with the background color of viewing area on screen, background color is more even, consistance improves, and outward appearance looks more unified harmony.Referring to Fig. 1, existing TFT product comprise have optical filter and ITO conductive layer 6 filter sheet base plate, there is the TFT substrate of TFT and pixel electrode 12, be arranged on the liquid crystal 13 between filter sheet base plate and TFT substrate, pixel electrode 12 on TFT substrate defines a viewing area 1, and the liquid crystal being positioned at outside the pixel electrode 12 on TFT substrate defines a viewing area 2.Wherein, filter sheet base plate forms by black light shield layer 5, colored filter, ITO conductive layer 6 are set in top glass substrate 4, ITO conductive layer 6 covers black light shield layer 5, and black light shield layer 5 not only hides the region outside viewing area 2---and be black matrix area 3, also hidden viewing area 2.Wherein, TFT substrate is by lower glass substrate 11, pixel electrode 12 being set and TFT matrix forms, diffuse reflection bed course 9 is set on pixel electrode 12, diffuse reflection metal level 16 is set on diffuse reflection bed course 9, on TFT substrate, on the surface in outer adjacent periphery region, viewing area 1, be provided with an ITO layer 17, the ITO conductive layer 6 of filter sheet base plate is connected by conductive metal balls 7 with ITO layer 17.On TFT substrate, pixel electrode 12 peripheries are periphery cabling district 10.As can be seen here, TFT product of the prior art, the area coverage of the black light shield layer 5 of setting is larger, its viewing area 2, owing to being subject to blocking of black light shield layer 5, is black, so referring to Fig. 2, the background color of viewing area and the background color of viewing area differ larger, can not meet client's demand.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the defect that prior art exists, and a kind of liquid crystal display and manufacture method thereof are provided, and makes viewing area have reflecting effect, and the background color of viewing area and viewing area approaches.Based on this, the present invention also provides a kind of manufacture method of liquid crystal display.
A kind of liquid crystal display provided by the invention, comprise the filter sheet base plate with optical filter and ITO conductive layer, there is the TFT substrate of TFT and pixel electrode, be clamped in the liquid crystal between filter sheet base plate and TFT substrate, pixel electrode on TFT substrate defines a viewing area, described filter sheet base plate is provided with black light shield layer, the liquid crystal being positioned at outside the pixel electrode district on TFT substrate defines a viewing area, described black light shield layer only hides the region outside viewing area, on described TFT substrate, outside viewing area, the surface in adjacent periphery region is provided with a reflective metal layer, ITO conductive layer on filter sheet base plate is connected by conductive metal balls with reflective metal layer, liquid crystal aligning arranged distribution simultaneously
Preferably, described reflective metal layer below arranges diffuse reflection bed course.
Preferably, the thickness of described diffuse reflection bed course is more than 1 μ m.
The manufacture method of a kind of liquid crystal display provided by the invention, comprise and make the filter sheet base plate with optical filter and ITO conductive layer, making has the TFT substrate of TFT and pixel electrode, filling liquid crystal between filter sheet base plate and TFT substrate, on described glass of color filter substrate, black light shield layer is set, pixel electrode on TFT matrix base plate defines a viewing area, the liquid crystal being positioned at outside the pixel electrode district on TFT matrix base plate defines a viewing area, the black light shield layer of making only hides the region outside viewing area, on described TFT substrate, outside viewing area, the surface in adjacent periphery region arranges a reflective metal layer, ITO conductive layer on filter sheet base plate is connected by conductive metal balls with reflective metal layer, make liquid crystal aligning arranged distribution simultaneously.
Preferably, on described filter sheet base plate and TFT substrate, be respectively equipped with alignment film near a side of liquid crystal, make the liquid crystal distribution that is arranged in parallel by the friction of alignment film.
Preferably, diffuse reflection bed course is set below described reflective metal layer.
Preferably, the thickness of described diffuse reflection bed course is more than 1 μ m.
Compared with the liquid crystal display that all adopts the shading of black light shield layer with viewing area in prior art, liquid crystal display of the present invention arranges reflective metal layer by the surface of adjacent neighboring area outside the viewing area of TFT substrate, the black light shield layer simultaneously arranging only hides the region outside viewing area, be that black light shield layer does not hide viewing area, make liquid crystal aligning arranged distribution simultaneously, utilize the collocation of liquid crystal and reflective metal layer, can be in playing interception, reach again the effect of reflection, viewing area background color is bleached, meet the part client requirement partially white to viewing area background color, promote the product competitiveness of liquid crystal display, expand the market demand of lcd products.
Accompanying drawing explanation
Fig. 1 is the structural representation of liquid crystal display of the prior art;
Fig. 2 is the sectional drawing of Fig. 1;
Fig. 3 is the structural representation of liquid crystal display one preferred embodiment of the present invention;
Fig. 4 is the sectional drawing in Fig. 3.
In figure, relevant Reference numeral is as follows:
1-viewing area; 2-viewing area; 3-black matrix area;
4-top glass substrate; 5-black light shield layer; 6-ITO conductive layer;
7-conductive metal balls; 8-reflective metal layer; 9-diffuse reflection bed course;
10-periphery cabling district; 11-lower glass substrate; 12-pixel electrode;
13-liquid crystal; 14-chip nation determines region; 15-outside line join domain;
16-diffuse reflection metal level; 17-ITO layer.
Embodiment
Basic conception of the present invention is, black light shield layer does not block viewing area, on TFT substrate, reflective metal layer is set outside viewing area, thereby makes the background color of viewing area partially white, approaches with the background color of viewing area.
For making object of the present invention, technical scheme, effect clearer, below in conjunction with accompanying drawing and a preferred embodiment, liquid crystal display of the present invention and manufacture method thereof are further described.
Referring to Fig. 3, Fig. 4, liquid crystal display in the present embodiment, comprise have optical filter and ITO conductive layer 6 filter sheet base plate, there is the TFT substrate of TFT and pixel electrode 12, be arranged on the liquid crystal 13 between filter sheet base plate and TFT substrate, pixel electrode 12 on TFT substrate defines a viewing area 1, and the liquid crystal being positioned at outside the pixel electrode 12 on TFT substrate defines a viewing area 2.
Wherein, filter sheet base plate forms by black light shield layer 5, colored filter, ITO conductive layer 6 are set in top glass substrate 4, ITO conductive layer 6 covers black light shield layer 5, black light shield layer 5 only hides the region outside viewing area 2---and be black matrix area 3, black light shield layer 5 does not hide viewing area 2.
Wherein, TFT substrate is by lower glass substrate 11, pixel electrode 12 being set and TFT matrix forms, on TFT substrate, on the surface in outer adjacent periphery region, viewing area 1, be provided with a reflective metal layer 8, the ITO conductive layer 6 of filter sheet base plate is connected by conductive metal balls 7 with reflective metal layer 8, form same electrode, the simultaneously liquid crystal distribution that is arranged in parallel.On TFT substrate, pixel electrode 12 peripheries are periphery cabling district 10.
Wherein, reflective metal layer 8 belows are also provided with diffuse reflection bed course 9, and the thickness of diffuse reflection bed course 9 should, more than 1 μ m, can reduce the coupling effect between reflective metal layer 8 and conductive metal balls 7 like this.
Wherein, the Novel LCD in the present embodiment is also provided with chip nation and determines region 14, outside line join domain 15.
Above-mentioned liquid crystal display is adopted with the following method and is manufactured:
1) black light shield layer, colored filter and ITO conductive layer are set in top glass substrate, form filter sheet base plate;
2) tft array and pixel electrode are set in lower glass substrate, form TFT substrate;
3) between filter sheet base plate and TFT substrate, conductive metal balls is set;
4) on TFT substrate, form a diffuse reflection bed course;
5) reflective metal layer is set on diffuse reflection bed course, reflective metal layer is positioned at outside the viewing area that pixel electrode defines, and reflective metal layer forms same electrode by conductive metal balls and ITO conductive layer;
6) on filter sheet base plate and TFT substrate, alignment film is set respectively, friction matching film makes to be infused in the liquid crystal energy directional profile between filter sheet base plate and TFT substrate;
7) between filter sheet base plate and TFT substrate, liquid crystal is set, liquid crystal aligning distributes;
Wherein, while manufacturing black light shield layer, black light shield layer does not hide viewing area, and viewing area is served as reasons and be positioned at the region that the liquid crystal outside viewing area defines.
Can be found out by above embodiment, liquid crystal display of the present invention and manufacture method thereof, due to a reflective metal layer being set, make viewing area be reflecting effect by reflective metal layer, viewing area background color is bleached, can be applied to total reflection, partly wear anti-, the LCD product of the types such as full impregnated, meets client to the viewing area requirement consistent with viewing area background color.
Below be only the preferred embodiment of the present invention, it should be pointed out that above-mentioned preferred implementation should not be considered as limitation of the present invention, protection scope of the present invention should be as the criterion with claim limited range.For those skilled in the art, without departing from the spirit and scope of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. a liquid crystal display, comprise the filter sheet base plate with optical filter and ITO conductive layer, there is the TFT substrate of TFT and pixel electrode, be clamped in the liquid crystal between filter sheet base plate and TFT substrate, pixel electrode on TFT substrate defines a viewing area, described filter sheet base plate is provided with black light shield layer, the liquid crystal being positioned at outside the pixel electrode district on TFT substrate defines a viewing area, viewing area is served as reasons and is positioned at the region that the liquid crystal outside viewing area defines, it is characterized in that, described black light shield layer only hides the region outside viewing area, on described TFT substrate, the surface in the adjacent periphery region outside viewing area including viewing area is provided with a reflective metal layer, ITO conductive layer on filter sheet base plate is connected by conductive metal balls with reflective metal layer, liquid crystal aligning arranged distribution simultaneously.
2. liquid crystal display as claimed in claim 1, is characterized in that, described reflective metal layer below arranges diffuse reflection bed course.
3. liquid crystal display as claimed in claim 2, is characterized in that, the thickness of described diffuse reflection bed course is more than 1 μ m.
4. the manufacture method of a liquid crystal display, comprise and make the filter sheet base plate with optical filter and ITO conductive layer, making has the TFT substrate of TFT and pixel electrode, filling liquid crystal between filter sheet base plate and TFT substrate, on described glass of color filter substrate, black light shield layer is set, pixel electrode on TFT matrix base plate defines a viewing area, the liquid crystal being positioned at outside the pixel electrode district on TFT matrix base plate defines a viewing area, viewing area is served as reasons and is positioned at the region that the liquid crystal outside viewing area defines, it is characterized in that, the black light shield layer of making only hides the region outside viewing area, on described TFT substrate, the surface in the adjacent periphery region outside viewing area including viewing area arranges a reflective metal layer, ITO conductive layer on filter sheet base plate is connected by conductive metal balls with reflective metal layer, make liquid crystal aligning arranged distribution simultaneously.
5. the manufacture method of liquid crystal display according to claim 4, is characterized in that, on described filter sheet base plate and TFT substrate, is respectively equipped with alignment film near a side of liquid crystal, makes the liquid crystal distribution that is arranged in parallel by the friction of alignment film.
6. the manufacture method of liquid crystal display as claimed in claim 4, is characterized in that, diffuse reflection bed course is set below described reflective metal layer.
7. the manufacture method of liquid crystal display as claimed in claim 6, is characterized in that, the thickness of described diffuse reflection bed course is more than 1 μ m.
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| CN201010620565.1A CN102096230B (en) | 2010-12-31 | 2010-12-31 | Novel liquid crystal display and manufacturing method thereof |
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| CN201010620565.1A CN102096230B (en) | 2010-12-31 | 2010-12-31 | Novel liquid crystal display and manufacturing method thereof |
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| CN102096230A CN102096230A (en) | 2011-06-15 |
| CN102096230B true CN102096230B (en) | 2014-07-09 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103488343B (en) * | 2013-09-27 | 2016-10-19 | 南昌欧菲光科技有限公司 | Touch control component and touch screen |
| CN104485347B (en) * | 2014-12-23 | 2018-06-22 | 昆山工研院新型平板显示技术中心有限公司 | A kind of bonding method of display screen body |
| CN104865731A (en) * | 2015-05-27 | 2015-08-26 | 合肥京东方光电科技有限公司 | Display panel and manufacturing method thereof and display device |
| CN107065279A (en) * | 2017-03-14 | 2017-08-18 | 惠科股份有限公司 | A kind of display panel and its processing procedure and display device |
| CN107065278A (en) | 2017-03-14 | 2017-08-18 | 惠科股份有限公司 | A kind of display device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1266199A (en) * | 1999-01-06 | 2000-09-13 | 松下电器产业株式会社 | Liquid crystal display board |
| CN1405604A (en) * | 2001-09-17 | 2003-03-26 | 精工爱普生株式会社 | Liquid-crystal display device and electronic apparatus |
| CN101344683A (en) * | 2008-08-26 | 2009-01-14 | 友达光电股份有限公司 | Display apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3405340B2 (en) * | 2001-05-28 | 2003-05-12 | セイコーエプソン株式会社 | Liquid crystal display device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1266199A (en) * | 1999-01-06 | 2000-09-13 | 松下电器产业株式会社 | Liquid crystal display board |
| CN1405604A (en) * | 2001-09-17 | 2003-03-26 | 精工爱普生株式会社 | Liquid-crystal display device and electronic apparatus |
| CN101344683A (en) * | 2008-08-26 | 2009-01-14 | 友达光电股份有限公司 | Display apparatus |
Non-Patent Citations (1)
| Title |
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| JP特开2002-31799A 2002.01.31 |
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