CN101114089A - Liquid crystal display panel and method for producing same - Google Patents
Liquid crystal display panel and method for producing same Download PDFInfo
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- CN101114089A CN101114089A CNA2006101085356A CN200610108535A CN101114089A CN 101114089 A CN101114089 A CN 101114089A CN A2006101085356 A CNA2006101085356 A CN A2006101085356A CN 200610108535 A CN200610108535 A CN 200610108535A CN 101114089 A CN101114089 A CN 101114089A
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Abstract
The invention discloses an LCD faceplate and a manufacturing process of the LCD faceplate. The LCD faceplate comprises a first base board, a second base board and a liquid crystal layer. The first base board comprises a data cable. The second base board and the first base board are arranged in parallel and the second base board comprises a community electrode. The community electrode is provided with a hatch design which is corresponding to the data cable. The liquid crystal layer is arranged between the first base board and the second base board. The invention not only can reduce the degree of coupling effect of the community electrode and the data cable, but also can further protect the voltage of community electrode from being effected by a voltage jumpiness of the data cable to become unstable. And then the invention can guarantee that a potential difference brought to liquid crystal molecule of the liquid crystal layer can be fixed, and can avoid the turning of liquid crystal molecule. And then a glittering or sound-mixing phenomenon encountered to the LCD faceplate can be avoided and the practicability of the LCD faceplate can be largely enhanced.
Description
Technical field
The invention relates to a kind of display panels and manufacture method thereof, and particularly relevant for a kind of display panels and manufacture method thereof that can reduce the degree of common electrode and data line generation coupling effect.
Background technology
Traditional display panels comprises a thin film transistor (TFT) (thin film transistor, TFT) substrate, a colored filter (color filter, CF) substrate and a liquid crystal layer, liquid crystal layer is arranged between the thin film transistor base plate and colored filter substrate that is arranged in parallel.
In thin film transistor base plate, on a glass substrate, form an active matrix pixel array.The active matrix pixel array has a plurality of pixels, and each pixel is by two sweep traces that are parallel to each other and the two data line vertical interlaceds that are parallel to each other and define.Each pixel comprises a thin film transistor (TFT) and a pixel electrode, thin film transistor (TFT) and corresponding one scan line and data line electric connection, and pixel electrode and thin film transistor (TFT) electrically connect.Scan drive circuit sees through sweep trace and opens the thin film transistor (TFT) of each row pixel, and data drive circuit sees through data line provides each row pixel required pixel voltage.Wherein, under the situation that thin film transistor (TFT) is opened, pixel electrode obtains required pixel voltage via the thin film transistor (TFT) of opening.
In colored filter substrate, on a glass substrate, form black matrix", colored filter and common electrode in regular turn.Common electrode is that a continuous and whole ground is formed in the colored filter substrate, and is applied in a fixed voltage.Above-mentioned black matrix" is corresponding to sweep trace, data line and thin film transistor (TFT) setting.See through the cross-pressure between common electrode and the pixel electrode, with the orientation of the liquid crystal molecule that rotates liquid crystal layer.
Because data line has the zone of overlapping to produce with common electrode, causes the generation of stray capacitance.In addition, the voltage of data line can be beated always, causes will producing coupling (couple) effect between data line and the common electrode.Therefore, the influence the when voltage that the voltage of common voltage will be subjected to data line is beated and become unstable, in addition poorer.Thus, the instability of will beating of the cross-pressure between common electrode and the pixel electrode.Because it is fixing that the instability of cross-pressure will make the potential difference (PD) of the liquid crystal molecule that is applied to liquid crystal layer to keep, and so causes liquid crystal molecule to rotate.Therefore, cause display panels to produce flicker (flicker) or cross-talk (cross talk) phenomenon, have a strong impact on picture quality.
Summary of the invention
The present invention is a kind of display panels and the manufacture method thereof that provides for the problems referred to above that solve the prior art existence, the design that it hollows out the zone that corresponds to data line in the common electrode, not only can reduce the degree that common electrode and data line produce coupling effect, the influence the when voltage that more can avoid the voltage of common electrode to be subjected to data line is beated and become unstable.Therefore, can guarantee to be applied to the potential difference brought of the liquid crystal molecule of liquid crystal layer and fix, and avoid causing liquid crystal molecule to rotate.Thus, can prevent that display panels from producing flicker (flicker) or cross-talk (cross talk) phenomenon, and promote the practicality of display panels widely.
According to purpose of the present invention, a kind of display panels is proposed, comprise one first substrate, one second substrate and a liquid crystal layer.First substrate comprises a data line.Second substrate and first substrate be arranged in parallel, and comprise community electrode.Common electrode has a patterns of openings, and patterns of openings corresponds to data line.Liquid crystal layer is arranged between first substrate and second substrate.
According to another object of the present invention, a kind of display panels is proposed, comprise one first substrate, one second substrate and a liquid crystal layer.First substrate comprises a pixel.Second substrate and first substrate be arranged in parallel, and comprise community electrode.Common electrode has a patterns of openings, and patterns of openings corresponds to the edge of the pixel of part.Liquid crystal layer is arranged between first substrate and second substrate.
According to a further object of the present invention, a kind of manufacture method of display panels is proposed.In the method, at first, provide one first substrate, first substrate comprises a data line.Then, provide one second substrate, second substrate comprises community electrode, and common electrode has a patterns of openings.Then, form a liquid crystal layer between first substrate and second substrate, patterns of openings corresponds to data line.
According to another purpose of the present invention, a kind of manufacture method of display panels is proposed.In the method, at first, provide one first substrate, first substrate comprises a pixel.Then, provide one second substrate, second substrate comprises community electrode, and common electrode has a patterns of openings.Then, form a liquid crystal layer between first substrate and second substrate, patterns of openings corresponds to the edge of the pixel of part.
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, below especially exemplified by a preferred embodiment, and cooperate appended graphicly, elaborate.
Description of drawings
It is vertical view according to the display panels of the first embodiment of the present invention that Fig. 1 illustrates.
Fig. 2 is the sectional view of the display panels looked of the profile line 2-2 ' along Fig. 1.
Fig. 3 is the shape of common electrode split shed pattern of Fig. 1 and the synoptic diagram of distribution situation.
It is according to the shape of the common electrode split shed pattern of the second embodiment of the present invention and the synoptic diagram of distribution situation that Fig. 4 illustrates.
It is according to the shape of the common electrode split shed pattern of the third embodiment of the present invention and the synoptic diagram of distribution situation that Fig. 5 illustrates.
It is according to the shape of the common electrode split shed pattern of the fourth embodiment of the present invention and the synoptic diagram of distribution situation that Fig. 6 illustrates.
It is process flow diagram according to the manufacture method of the display panels of the fifth embodiment of the present invention that Fig. 7 illustrates.
Main element symbol description among the figure:
10: display panels; 20: the first substrates; 21: the first grounds; 25: pixel electrode;
30: the second substrates; 31: the second grounds; 32: black matrix"; 33: colored filter;
35: common electrode; 36: the first patterns of openings; 36a: first opening;
37: the second patterns of openings; 37a: second opening; 40: liquid crystal layer; 40a: liquid crystal molecule;
D1: first data line; D2: second data line;
S1: first sweep trace; S2: the sweep trace; T: thin film transistor (TFT).
Embodiment
Please be simultaneously with reference to Fig. 1～2, it is vertical view according to single pixel in the display panels of the first embodiment of the present invention that Fig. 1 illustrates.Fig. 2 is the sectional view of the display panels looked of the profile line 2-2 ' along Fig. 1.Shown in Fig. 1～2, display panels 10 comprises one first substrate 20, one second substrate 30 and a liquid crystal layer 40.First substrate 20 comprises one first data line D1.Second substrate 30 and first substrate 20 be arranged in parallel, and comprise community electrode 35.Common electrode 35 has one first patterns of openings, 36, the first patterns of openings 36 and corresponds to the first data line D1.Liquid crystal layer 40 is arranged between first substrate 20 and second substrate 30, and has a plurality of liquid crystal molecule 40a.
The design that present embodiment hollows out the zone that corresponds to data line in the common electrode, not only can reduce the degree that common electrode and data line produce coupling (couple) effect, the influence the when voltage that more can avoid the voltage of common electrode to be subjected to data line is beated and become unstable.Therefore, can guarantee to be applied to the potential difference brought of the liquid crystal molecule of liquid crystal layer and fix, and avoid causing liquid crystal molecule to rotate.Thus, can prevent that display panels from producing flicker (flicker) or cross-talk (cross talk) phenomenon, and promote the practicality of display panels widely.
In the present embodiment, display panels 40 for example is vertical orientation type (verticalalignment, VA) display panels, but display panels 40 is the display panels of other types also, for example be stable twisted nematic (twisted nematic, TN), the STN Super TN type (supertwisted nematic, STN) or multiple domain display field vertical orientation type (multi-domain verticalalignment, MVA) display panels.
Wherein, first substrate 20 and second substrate 30 can be to be respectively a thin film transistor (TFT) (thin filmtransistor, TFT) substrate and a colored filter (color filter) substrate.Or first substrate 20 is that (then second substrate 30 does not need to be provided with colored filter to a colored filter for color filter on array, thin film transistor base plate COA) on array.In the present embodiment, first substrate 20 and second substrate 30 are that example is done explanation with thin film transistor base plate and colored filter substrate respectively, but the technology of present embodiment is not confined to this.
In addition, first substrate 20 also comprises one first ground 21, one first sweep trace S1, a sweep trace S2, one first data line D1, one second data line D2, a pixel P, a thin film transistor (TFT) T and a pixel electrode 25.The first sweep trace S1 and the sweep trace S2 system are arranged on first ground 21 in parallel to each other.The first data line D1 and the second data line D2 are arranged on first ground 21 in parallel to each other, and define pixel P with the first sweep trace S1 and the sweep trace S2 vertical interlaced ground.Therefore, pixel P system is arranged on first ground 21, and is the pixel of active matrix pixel array (active matrix pixelarray).Thin film transistor (TFT) T is arranged among the pixel P, and electrically connects with the first sweep trace S1 and the first data line D1 respectively.Pixel electrode 25 is arranged among the pixel P, and electrically connects with thin film transistor (TFT) T.
In addition, common electrode 35 more can have one second patterns of openings, 37, the second patterns of openings 37 and corresponds to the second data line D2.In addition, the first data line D1 and second data line D2 system is positioned at the edge of the pixel P of part, and first patterns of openings 36 and second patterns of openings 37 correspond to pixel P two relatively and the edge that is parallel to each other.
Moreover second substrate 30 also comprises one second ground 31, a black matrix" 32 and a colored filter 33.Be provided with common electrode 35 on second ground 31.Black matrix" 32 is arranged between second ground 31 and the common electrode 35, and corresponds to the first data line D1 and the second data line D2, promptly corresponds to the edge of the pixel P of part.Colored filter 33 is arranged between second ground 31 and the common electrode 35, and covers black matrix" 32.The colored filter 33 of first patterns of openings 36 and second patterns of openings, 37 expose portions, and correspond to black matrix" 32.
Shape and distribution situation as for first patterns of openings 36 and second patterns of openings 37 are as follows at this description of drawings, but the technology of present embodiment is not confined to this.
Please refer to Fig. 3, it is the shape of common electrode split shed pattern of Fig. 1 and the synoptic diagram of distribution situation.As shown in Figure 3, first patterns of openings 36 comprises one first strip opening, and second patterns of openings 37 comprises one first strip opening.The first data line D1 that the first strip opening corresponds to Fig. 2 in a continuous manner extends, and the second data line D2 that the second strip opening corresponds to Fig. 2 in a continuous manner extends.The zone of first strip opening orthogonal projection to the first the substrate 20 and first data line D1 of Fig. 2 overlaps fully or part overlaps, the zone of second strip opening orthogonal projection to the first substrate 20 is with the second data line D2 of Fig. 2 overlaps fully or the part overlapping.
Please refer to Fig. 4, it is according to the shape of the common electrode split shed pattern of the second embodiment of the present invention and the synoptic diagram of distribution situation.As shown in Figure 4, first patterns of openings 36 comprises a plurality of first opening 36a spaced apart from each other, and second patterns of openings 37 comprises a plurality of second opening 37a spaced apart from each other.All first opening 36a correspond to the first data line D1 of Fig. 2 and line spread in discrete mode, and all second opening 37a correspond to the second data line D2 of Fig. 2 and line spread in discrete mode.The zone of all first opening 36a orthogonal projection to the first substrates 20 and the first data line D1 of Fig. 2 partly overlap, and the zone of all second opening 37a orthogonal projection to the first substrates 20 and the second data line D2 of Fig. 2 partly overlap.Wherein, the shape of the first opening 36a and the second opening 37a is not limited to square, can also be other regular shapes or irregularly shaped.
Please refer to Fig. 5, it is according to the shape of the common electrode split shed pattern of the third embodiment of the present invention and the synoptic diagram of distribution situation.As shown in Figure 5, first patterns of openings 36 comprises one first strip opening, and second patterns of openings 37 comprises a plurality of be spaced from each other and along the second opening 37a of the second data line D2 line spread of Fig. 2.
Please refer to Fig. 6, it is according to the shape of the common electrode split shed pattern of the fourth embodiment of the present invention and the vertical view of distribution situation.As shown in Figure 6, first patterns of openings 36 comprises a plurality of be spaced from each other and along the first opening 36a of the first data line D1 line spread of Fig. 2, second patterns of openings 37 comprises one second strip opening.
Have in the technical field under the present embodiment and know that usually the knowledgeable can also understand that the technology of present embodiment is not confined to this.For example, first ground 21 and second ground 31 comprise glass substrate, insulated substrate, plastic substrate, ceramic substrate or flexible base plate.Pixel electrode 25 comprises transparent conductive material, semi-transparent conductive material, reflective metals or reflective metals alloy.Common electrode 35 comprises transparent conductive material or semi-transparent conductive material.The setting of first alignment film also can be arranged between first substrate 20 and the liquid crystal layer 40, and the setting of second alignment film also can be arranged between second substrate 30 and the liquid crystal layer 40, with the arrangement of the liquid crystal molecule 40a of auxiliary liquid crystal layer 40.Colored filter 33 comprises the matched combined of redness, green and blue colored filter.
As for the manufacture method of the display panels of present embodiment, with its flow process of description of drawings, but the technology of present embodiment is not confined to this.
Please refer to Fig. 7, it is the process flow diagram according to the manufacture method of the display panels of the fifth embodiment of the present invention.Please be simultaneously with reference to the 1st～2 figure.At first, in step 71, providing one first substrate, 20, the first substrates 20 to comprise a data line, for example is the first data line D1 and the second data line D2.
Then, enter in the step 72, provide one second substrate, 30, the second substrates 30 to comprise community electrode 35.Common electrode 35 has a patterns of openings, for example is one first patterns of openings 36 and one second patterns of openings 37.
Then, enter in the step 73, form a liquid crystal layer 40 between first substrate 20 and second substrate 30, patterns of openings corresponds to data line.For example, first patterns of openings 36 and second patterns of openings 37 correspond to the first data line D1 and the second data line D2 respectively.
In addition, in the above-mentioned step 71 that first substrate 20 is provided, more can comprise several substeps, as described below.At first, provide one first ground 21.Then, form the first data line D1 and the second data line D2 on first ground 21.Wherein, before the formation first data line D1 and the second data line D2, more can form the first sweep trace S1 and the sweep trace S2 on first ground 21.So formed second substrate 20 of step 71 can comprise pixel P, and first patterns of openings 36 and second patterns of openings 37 correspond to the edge of the pixel P of part in step 73.Moreover when forming the first data line D1 and the second data line D2, thin film transistor (TFT) T also accuses eventually and finishes.
In addition, in the above-mentioned step 72 that second substrate 30 is provided, more can comprise several substeps, as described below.At first, provide one second ground 31.Then, form community electrode 35 on second ground 31.Before formation common electrode 35, form black matrix" 32 and colored filter 33 more in regular turn on second ground.
In addition, the step of above-mentioned formation common electrode 35 more can comprise following several substeps.At first, form the common electrode material layer of a whole layer on second ground 31.Then, see through a light shield corresponding to the distributing position of the first data line D1 and the second data line D2, the common electrode material layer that patterning is above-mentioned is to form common electrode 35.
Disclosed display panels of the above embodiment of the present invention and manufacture method thereof, the design that it hollows out the zone that corresponds to data line in the common electrode, not only can reduce the degree that common electrode and data line produce coupling (couple) effect, the influence the when voltage that more can avoid the voltage of common electrode to be subjected to data line is beated and become unstable.Therefore, can guarantee to be applied to the potential difference brought of the liquid crystal molecule of liquid crystal layer and fix, and avoid causing liquid crystal molecule to rotate.Thus, can prevent that display panels from producing flicker (flicker) or cross-talk (cross talk) phenomenon, and promote the practicality of display panels widely.
In sum, though the present invention discloses as above with preferred embodiment, so it is not in order to limit the present invention.The technical staff in the technical field of the invention, without departing from the spirit and scope of the present invention, when being used for a variety of modifications and variations.Therefore, protection scope of the present invention is with being as the criterion that claims scope is defined.
Claims (9)
1. a display panels is characterized in that, comprising:
One first substrate comprises a data line;
One second substrate be arranged in parallel with this first substrate, comprises community electrode, and this common electrode has a patterns of openings, and this patterns of openings corresponds to this data line; And
One liquid crystal layer is arranged between this first substrate and this second substrate.
2. display panels as claimed in claim 1 is characterized in that, this patterns of openings corresponds to this whole data lines.
3. display panels as claimed in claim 2 is characterized in that, this patterns of openings comprises a strip opening.
4. display panels as claimed in claim 1 is characterized in that, this patterns of openings corresponds to this data line of part.
5. display panels as claimed in claim 4 is characterized in that, this patterns of openings comprises most openings spaced apart from each other.
6. display panels as claimed in claim 1 is characterized in that, this first substrate also comprises:
One ground, it is provided with this data line;
The one scan line is arranged between this ground and this data line, and with this data line vertical interlaced;
One thin film transistor (TFT) is arranged on this ground, and electrically connects with this sweep trace and this data line; And
One pixel electrode is arranged on this ground, and electrically connects with this thin film transistor (TFT).
7. a display panels is characterized in that, comprising:
One first substrate comprises a pixel;
One second substrate be arranged in parallel with this first substrate, comprises community electrode, and this common electrode has a patterns of openings, and this patterns of openings corresponds to the edge of this pixel of part, and
One liquid crystal layer is arranged between this first substrate and this second substrate.
8. the manufacture method of a display panels is characterized in that, comprising:
One first substrate is provided, and this first substrate comprises a data line;
One second substrate is provided, and this second substrate comprises community electrode, and this common electrode has a patterns of openings; And
Form a liquid crystal layer between this first substrate and this second substrate, this patterns of openings corresponds to this data line.
9. the manufacture method of a display panels is characterized in that, comprising:
One first substrate is provided, and this first substrate comprises a pixel;
One second substrate is provided, and this second substrate comprises community electrode, and this common electrode has a patterns of openings; And
Form a liquid crystal layer between this first substrate and this second substrate, this patterns of openings corresponds to the edge of this pixel of part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101085356A CN101114089A (en) | 2006-07-24 | 2006-07-24 | Liquid crystal display panel and method for producing same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101085356A CN101114089A (en) | 2006-07-24 | 2006-07-24 | Liquid crystal display panel and method for producing same |
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| CN101114089A true CN101114089A (en) | 2008-01-30 |
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| CNA2006101085356A Pending CN101114089A (en) | 2006-07-24 | 2006-07-24 | Liquid crystal display panel and method for producing same |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101625493A (en) * | 2008-07-08 | 2010-01-13 | 三星电子株式会社 | Array substrate and liquid crystal display apparatus having the same |
| CN103278988A (en) * | 2013-05-31 | 2013-09-04 | 深圳市华星光电技术有限公司 | Substrate, display panel and display device |
| CN102087448B (en) * | 2009-12-08 | 2015-10-14 | 群创光电股份有限公司 | Thin film transistor base plate and display panels |
| CN105093666A (en) * | 2015-09-23 | 2015-11-25 | 深圳市华星光电技术有限公司 | Pixel structure |
| CN105116640A (en) * | 2015-09-23 | 2015-12-02 | 深圳市华星光电技术有限公司 | Pixel structure |
| WO2019061737A1 (en) * | 2017-09-28 | 2019-04-04 | 深圳市华星光电半导体显示技术有限公司 | Method for manufacturing liquid crystal display panel and liquid crystal display panel |
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2006
- 2006-07-24 CN CNA2006101085356A patent/CN101114089A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101625493A (en) * | 2008-07-08 | 2010-01-13 | 三星电子株式会社 | Array substrate and liquid crystal display apparatus having the same |
| US9281320B2 (en) | 2008-07-08 | 2016-03-08 | Samsung Display Co., Ltd. | Array substrate and liquid crystal display apparatus having the same |
| US8643815B2 (en) | 2008-07-08 | 2014-02-04 | Samsung Display Co., Ltd. | Array substrate and liquid crystal display apparatus having the same |
| CN102087448B (en) * | 2009-12-08 | 2015-10-14 | 群创光电股份有限公司 | Thin film transistor base plate and display panels |
| CN103278988A (en) * | 2013-05-31 | 2013-09-04 | 深圳市华星光电技术有限公司 | Substrate, display panel and display device |
| CN105093666A (en) * | 2015-09-23 | 2015-11-25 | 深圳市华星光电技术有限公司 | Pixel structure |
| CN105116640A (en) * | 2015-09-23 | 2015-12-02 | 深圳市华星光电技术有限公司 | Pixel structure |
| WO2017049672A1 (en) * | 2015-09-23 | 2017-03-30 | 深圳市华星光电技术有限公司 | Pixel structure |
| WO2017049670A1 (en) * | 2015-09-23 | 2017-03-30 | 深圳市华星光电技术有限公司 | Pixel structure |
| US10261368B2 (en) | 2015-09-23 | 2019-04-16 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Pixel structure |
| US10345657B2 (en) | 2015-09-23 | 2019-07-09 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Pixel structure |
| WO2019061737A1 (en) * | 2017-09-28 | 2019-04-04 | 深圳市华星光电半导体显示技术有限公司 | Method for manufacturing liquid crystal display panel and liquid crystal display panel |
| US10558102B2 (en) | 2017-09-28 | 2020-02-11 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Method for forming liquid crystal display panel and liquid crystal display panel |
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