CN101866079B - Liquid crystal display device and method for producing same - Google Patents
Liquid crystal display device and method for producing same Download PDFInfo
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- CN101866079B CN101866079B CN2010101166735A CN201010116673A CN101866079B CN 101866079 B CN101866079 B CN 101866079B CN 2010101166735 A CN2010101166735 A CN 2010101166735A CN 201010116673 A CN201010116673 A CN 201010116673A CN 101866079 B CN101866079 B CN 101866079B
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- crystal indicator
- sweep trace
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Abstract
The invention discloses a liquid crystal display device and a method for producing the same. The liquid crystal display device comprises an upper substrate, a lower substrate, liquid crystal molecules, a thin film transistor array, a frame adhesive and an auxiliary frame adhesive, wherein the lower substrate corresponds to the upper substrate; the liquid crystal molecules are filled between the upper substrate and the lower substrate; the thin film transistor array is formed on the lower substrate and is formed by crossing scanning lines and data wires; the frame adhesive is arranged on the outer edges of the liquid crystal display device; and the auxiliary frame adhesive is positioned between a display area and the frame adhesive of the liquid crystal display device and outside a cross-wiring area of the scanning lines and the data wires, and is in discrete distribution. By arranging the auxiliary frame adhesive outside the cross-wiring area of the scanning lines and the data wires, the connection, at a cross-wiring position, of the scanning lines and the data wires is avoided; and the normal display of a liquid crystal display (LCD) is ensured.
Description
Technical field
The present invention relates to technical field of liquid crystal display, particularly relate to a kind of liquid crystal indicator and the method for preparing liquid crystal indicator.
Background technology
Along with the application of LCD (LCD) in living in modern times more and more widely, LCD also demonstrates the development trend of diversification, personalized products such as for example ultralight is ultra-thin, special-shaped LCD emerge in an endless stream.Like this, some utilize traditional handicraft and the LCD that manufactures and designs out no longer can satisfy the diversification requirement of products, therefore must improve original technology and design, make it can better adapt to the demand of these new products.
Because the shape of above-mentioned personalized LCD is not the regular rectangle of traditional product, therefore adopt traditional handicraft only to arrange that at the outward flange of LCD frame adhesive can cause the spacing of LCD upper and lower base plate inhomogeneous, influenced the demonstration image quality of LCD.
Please be simultaneously referring to Fig. 1, Fig. 2 and Fig. 3; Existing personalized LCD comprises upper substrate (not shown) and infrabasal plate X; On infrabasal plate X, be formed with TFT (thin film transistor (TFT)) array that intersects to form by sweep trace 4 ' and data line 5 '; Because sweep trace 4 ' all is a metal routing with data line 5 ', partly need insulate through sweep trace insulation course 6 ' and semiconductor layer 7 ' at the intersection cabling.Existing personalized LCD is except the edge placement frame adhesive 2 ' at the LCD upper and lower base plate; Also can be in the auxiliary frame adhesive 3 ' of the location arrangements Discrete Distribution that is slightly larger than viewing area 1 '; Thus in the inner supplemental support that forms of LCD; The spacing that had both guaranteed the LCD upper and lower base plate is even, and liquid crystal is evenly distributed in the scope of whole frame adhesive 2 '.
Referring to Fig. 4, be the schematic cross-section of LCD sweep trace and data line intersection cabling part.In upper and lower base plate applying process; Passive metal ball and silicon ball 8 ' can partly cause extruding to sweep trace 4 ' and data line 5 ' intersection cabling in the auxiliary frame adhesive 3 '; Damage sweep trace insulation course 6 ' and semiconductor layer 7 ' most probably; Cause the sweep trace 4 ' of part TFT to link to each other at intersection cabling place, influenced the control signal on the data line 5 ', cause the LCD display abnormality with data line 5 '.
Summary of the invention
The purpose of this invention is to provide a kind of liquid crystal indicator and the method for preparing liquid crystal indicator, to solve owing to sweep trace partly is connected the display abnormality problem that causes with data line at the intersection cabling.
The invention provides a kind of liquid crystal indicator, comprising:
Upper substrate;
The infrabasal plate corresponding with upper substrate; Between upper substrate and infrabasal plate, be full of liquid crystal molecule; Shape beyond the profile of said liquid crystal indicator is rectangular;
The thin film transistor (TFT) array that intersects to form by sweep trace and data line that on infrabasal plate, forms;
Be arranged in the outer peripheral frame adhesive of said liquid crystal indicator; And
Auxiliary frame adhesive between the viewing area and frame adhesive of said liquid crystal indicator, beyond said sweep trace and the data line cross-wiring area, said auxiliary frame adhesive is in a discrete distribution.
Concrete, rounded, oval, arc, the fan-shaped or polygon of the upper substrate and the infrabasal plate of said liquid crystal indicator.
Concrete, rounded, oval, arc, the fan-shaped or polygon in the viewing area of said liquid crystal indicator.
Said sweep trace and data line insulate through sweep trace insulation course and semiconductor layer in intersection cabling part.
The present invention also provides a kind of method for preparing liquid crystal indicator, comprising:
On upper cover plate, form optical filter;
On lower cover, form sweep trace, sweep trace insulation course, semiconductor layer, data line, data line protective seam and pixel electrode layer successively;
Liquid crystal panel marginal position in cover plate is up and down arranged frame adhesive; The auxiliary frame adhesive of location arrangements between the viewing area and frame adhesive of each liquid crystal panel, beyond said sweep trace and the data line cross-wiring area, said auxiliary frame adhesive is in a discrete distribution;
Cover plate is up and down fitted;
Cover plate up and down after fitting is cut into a plurality of liquid crystal panels;
In each liquid crystal panel, inject liquid crystal molecule, and seal each liquid crystal panel; Shape beyond the profile of said liquid crystal indicator is rectangular.
Concrete, rounded, oval, arc, the fan-shaped or polygon of the upper substrate and the infrabasal plate of said liquid crystal indicator.
Concrete, rounded, oval, arc, the fan-shaped or polygon in the viewing area of said liquid crystal indicator.
Liquid crystal indicator of the present invention and the method for preparing liquid crystal indicator; When arranging auxiliary frame adhesive; Avoided the cross-wiring area of sweep trace and data line, made metal ball or silicon ball in the auxiliary frame adhesive can not damage sweep trace insulation course and semiconductor layer, therefore can not cause the sweep trace of TFT to link to each other at intersection cabling place with data line; Can not influence the control signal on the data line yet, guarantee the normal demonstration of LCD.
Description of drawings
Fig. 1 is that the master of available liquid crystal display interior structure looks synoptic diagram;
Fig. 2 is the enlarged diagram at I place among Fig. 1;
Fig. 3 is the schematic cross-section along A-A line among Fig. 2;
Fig. 4 is data line and sweep trace among Fig. 3 synoptic diagram during by metal ball or the extruding of silicon ball;
Fig. 5 is that the master of liquid crystal indicator inner structure of the present invention looks synoptic diagram;
Fig. 6 is the schematic flow sheet that the present invention prepares the method for liquid crystal indicator.
Embodiment
For make above-mentioned purpose of the present invention, feature and advantage can be more obviously understandable, below in conjunction with accompanying drawing and embodiment the embodiment of the invention done further detailed explanation.
The inventor finds; Existing LCD also exists large-area have only sweep trace and the zone of having only data line between viewing area and frame adhesive; Just can not form the short circuit of sweep trace and data line in the auxiliary frame adhesive of these area arrangements; Therefore the present invention is when arranging auxiliary frame adhesive, selects between viewing area and the frame adhesive, sweep trace and the part beyond the data line cross-wiring area.
Based on above-mentioned thought, the invention provides a kind of liquid crystal indicator, as shown in Figure 5, comprise upper substrate, infrabasal plate, thin film transistor (TFT) array (not shown), frame adhesive 2 and auxiliary frame adhesive 3;
Said infrabasal plate is corresponding with upper substrate; Between upper substrate and infrabasal plate, be full of liquid crystal molecule; Said thin film transistor (TFT) array is positioned on the infrabasal plate, is intersected to form by sweep trace and data line (not shown); Said frame adhesive 2 is arranged in the outward flange of said liquid crystal indicator; Said auxiliary frame adhesive 3 is between the viewing area 1 and frame adhesive 2 of said liquid crystal indicator, beyond the cross-wiring area of said sweep trace and data line, and said auxiliary frame adhesive 3 is in a discrete distribution.Said sweep trace and data line insulate through sweep trace insulation course and semiconductor layer in intersection cabling part.
For the rectangular liquid crystal indicator of profile with shape, all can between viewing area and frame adhesive, increase auxiliary frame adhesive, even with the spacing that guarantees the liquid crystal indicator upper and lower base plate.The present invention is when arranging auxiliary frame adhesive; Avoided the cross-wiring area of sweep trace and data line; Metal ball and silicon ball in the auxiliary like this frame adhesive just can not damage sweep trace insulation course and semiconductor layer; Therefore can not cause the sweep trace of TFT to link to each other at intersection cabling place, can not influence the control signal on the data line yet, guarantee the normal demonstration of LCD with data line.
Wherein, The upper substrate of liquid crystal indicator and infrabasal plate can be rounded, oval, arc, fan-shaped or polygon etc.; The viewing area can be rounded, oval, arc, fan-shaped or polygon etc.; The shape of upper and lower base plate and viewing area can be the same or different, to satisfy various individual demands.
Said auxiliary frame adhesive 3 comprises at least one section between viewing area 1 and frame adhesive 2, every section preferred Discrete Distribution of auxiliary frame adhesive becomes a plurality of parts.Several sections auxiliary frame adhesive of concrete employing will be decided according to the shape of liquid crystal indicator; Liquid crystal indicator for shape as shown in Figure 5; Can arrange one section auxiliary frame adhesive according to illustrated mode at the first half, not arrange auxiliary frame adhesive in the middle and lower part, arrange two sections auxiliary frame adhesive in the bottom.So long as be arranged in sweep trace and beyond the data line cross-wiring area, can guarantee that the auxiliary uniformly frame adhesive arrangement of upper and lower base plate spacing is all in protection scope of the present invention.
The present invention also provides a kind of method for preparing liquid crystal indicator, and is as shown in Figure 6, comprising:
S1 forms optical filter on upper cover plate;
Upper cover plate and lower cover can be white glass.Forming optical filter at upper cover plate comprises: form steps such as black matrix", colored filter, transparency electrode and PI film, deposition wherein, block, etching technics is all identical with prior art, repeat no more here.
S2 forms sweep trace, sweep trace insulation course, semiconductor layer, data line, data line protective seam and pixel electrode layer successively on lower cover;
S3; Liquid crystal panel marginal position in cover plate is up and down arranged frame adhesive; The auxiliary frame adhesive of location arrangements between the viewing area and frame adhesive of each liquid crystal panel, beyond said sweep trace and the data line cross-wiring area, said auxiliary frame adhesive is in a discrete distribution;
Each upper cover plate comprises the upper substrate of a plurality of liquid crystal panels, and simultaneously, each lower cover comprises the infrabasal plate of a plurality of liquid crystal panels.The present invention is the auxiliary frame adhesive of the location arrangements between the viewing area and frame adhesive of each liquid crystal panel, beyond sweep trace and the data line cross-wiring area; Under the prerequisite that does not cause other characteristic changings, avoided because the display abnormality that metal ball in the auxiliary frame adhesive and the extruding of silicon ball cause data line and sweep trace short circuit.
S4 fits to cover plate up and down;
Mostly the frame adhesive of in LCD, using at present is hot pressing glue, and the present invention also can select hot pressing glue for use, after arranging frame adhesive and auxiliary frame adhesive, through heat frame adhesive and auxiliary frame adhesive is solidified.
S5 cuts into a plurality of liquid crystal panels with the cover plate up and down after fitting;
S6 injects liquid crystal molecule in each liquid crystal panel, and seals each liquid crystal panel.
Each liquid crystal panel all leaves the inlet that injects liquid crystal after upper and lower base plate is fitted, after liquid crystal injects completion, can use ultraviolet curing glue to add stifled to this inlet.
Wherein, step S1 and S2 do not limit the sequencing of execution.
The method for preparing liquid crystal indicator of the present invention for the rectangular liquid crystal indicator with shape of profile, all can increase auxiliary frame adhesive between viewing area and frame adhesive, even with the spacing that guarantees the liquid crystal indicator upper and lower base plate.Method of the present invention is when arranging auxiliary frame adhesive; Avoided the cross-wiring area of sweep trace and data line; Metal ball and silicon ball in the auxiliary like this frame adhesive just can not damage sweep trace insulation course and semiconductor layer; Therefore can not cause the sweep trace of TFT to link to each other at intersection cabling place, can not influence the control signal on the data line yet, guarantee the normal demonstration of LCD with data line.
Need to prove; In this article; Relational terms such as first and second grades only is used for an entity or operation are made a distinction with another entity or operation, and not necessarily requires or hint relation or the order that has any this reality between these entities or the operation.And; Term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability; Thereby make and comprise that process, method, article or the equipment of a series of key elements not only comprise those key elements; But also comprise other key elements of clearly not listing, or also be included as this process, method, article or equipment intrinsic key element.Under the situation that do not having much more more restrictions, the key element that limits by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises said key element and also have other identical element.
The above is merely preferred embodiment of the present invention, is not to be used to limit protection scope of the present invention.All any modifications of within spirit of the present invention and principle, being done, be equal to replacement, improvement etc., all be included in protection scope of the present invention.
Claims (5)
1. a liquid crystal indicator is characterized in that, comprising:
Upper substrate;
The infrabasal plate corresponding with upper substrate; Between upper substrate and infrabasal plate, be full of liquid crystal molecule; Shape beyond the profile of said liquid crystal indicator is rectangular, specifically rounded, oval, arc, the fan-shaped or polygon of the upper substrate of said liquid crystal indicator and infrabasal plate;
The thin film transistor (TFT) array that intersects to form by sweep trace and data line that on infrabasal plate, forms;
Be arranged in the outer peripheral frame adhesive of said liquid crystal indicator; And
Auxiliary frame adhesive between the viewing area and frame adhesive of said liquid crystal indicator, beyond said sweep trace and the data line cross-wiring area, said auxiliary frame adhesive is in a discrete distribution.
2. liquid crystal indicator as claimed in claim 1 is characterized in that, rounded, oval, arc, the fan-shaped or polygon in the viewing area of said liquid crystal indicator.
3. liquid crystal indicator as claimed in claim 1 is characterized in that, said sweep trace and data line insulate through sweep trace insulation course and semiconductor layer in intersection cabling part.
4. a method for preparing liquid crystal indicator is characterized in that, comprising:
On upper cover plate, form optical filter;
On lower cover, form sweep trace, sweep trace insulation course, semiconductor layer, data line, data line protective seam and pixel electrode layer successively;
Liquid crystal panel marginal position in cover plate is up and down arranged frame adhesive; The auxiliary frame adhesive of location arrangements between the viewing area and frame adhesive of each liquid crystal panel, beyond said sweep trace and the data line cross-wiring area, said auxiliary frame adhesive is in a discrete distribution;
Cover plate is up and down fitted;
Cover plate up and down after fitting is cut into a plurality of liquid crystal panels;
In each liquid crystal panel, inject liquid crystal molecule, and seal each liquid crystal panel; Shape beyond the profile of said liquid crystal indicator is rectangular, specifically rounded, oval, arc, the fan-shaped or polygon of the upper substrate of said liquid crystal indicator and infrabasal plate.
5. method as claimed in claim 4 is characterized in that, rounded, oval, arc, the fan-shaped or polygon in the viewing area of said liquid crystal indicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101166735A CN101866079B (en) | 2010-02-26 | 2010-02-26 | Liquid crystal display device and method for producing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101166735A CN101866079B (en) | 2010-02-26 | 2010-02-26 | Liquid crystal display device and method for producing same |
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| CN101866079A CN101866079A (en) | 2010-10-20 |
| CN101866079B true CN101866079B (en) | 2012-04-04 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US9564455B2 (en) * | 2014-04-10 | 2017-02-07 | Innolux Corporation | Display panel |
| KR102324866B1 (en) * | 2015-05-26 | 2021-11-12 | 엘지디스플레이 주식회사 | Back Light Unit, Liquid Crystal Display Device and Driving Method thereof |
| CN105044960A (en) * | 2015-09-15 | 2015-11-11 | 京东方科技集团股份有限公司 | Substrate for display and wearable equipment |
| CN105093700B (en) * | 2015-09-17 | 2019-01-22 | 京东方科技集团股份有限公司 | A kind of aligning device, display panel and display device |
| CN106647040A (en) * | 2017-03-08 | 2017-05-10 | 深圳市帝晶光电科技有限公司 | Optical effect processing method for circular display screen |
| WO2019113957A1 (en) | 2017-12-15 | 2019-06-20 | Boe Technology Group Co., Ltd. | Display apparatus and gate-driver-on-array circuit |
| CN110147003B (en) * | 2019-05-16 | 2022-02-22 | Tcl华星光电技术有限公司 | Special-shaped display panel and manufacturing method thereof |
| CN115327824B (en) * | 2022-02-22 | 2024-07-30 | 北京京东方光电科技有限公司 | Array substrate, display panel and display device |
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| US6473148B1 (en) * | 2000-11-28 | 2002-10-29 | Yafo Networks, Inc. | Seal pattern for liquid crystal device |
| CN201340502Y (en) * | 2008-12-23 | 2009-11-04 | 上海纽发利商贸有限公司 | Liquid crystal display device with transducer |
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