CN202583658U - Thin film transistor (TFT) array substrate, liquid crystal display panel and liquid crystal display - Google Patents
Thin film transistor (TFT) array substrate, liquid crystal display panel and liquid crystal display Download PDFInfo
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- CN202583658U CN202583658U CN 201220245473 CN201220245473U CN202583658U CN 202583658 U CN202583658 U CN 202583658U CN 201220245473 CN201220245473 CN 201220245473 CN 201220245473 U CN201220245473 U CN 201220245473U CN 202583658 U CN202583658 U CN 202583658U
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Abstract
An embodiment of the utility model provides a thin film transistor (TFT) array substrate, a liquid crystal display panel and a liquid crystal display and relates to the manufacture field of the liquid crystal display. The TFT array substrate comprises pixel units of multiple array arrangements, wherein each pixel unit comprises a first electrode and a second electrode, the first electrode is provided with at least one first strip-shaped electrode, and the second electrode is provided with at least one second strip-shaped electrode. The TFT array substrate is characterized in that the second strip-shaped electrode in the second electrode and the first strip-shaped electrode of the corresponding first electrode form an included angle in one pixel unit, an absolute value of the included angle is smaller than or equal to 10 degrees, and parts of each second strip-shaped electrode are not parallel to parts of each first strip-shaped electrode. The TFT array substrate, the liquid crystal display panel and the liquid crystal display are used for manufacture of the liquid crystal display.
Description
Technical field
The utility model relates to LCD and makes the field, relates in particular to a kind of tft array substrate, liquid crystal panel and LCD.
Background technology
In TFT-LCD (Thin Film Transistor-Liquid Crystal Display, TFT-LCD), liquid crystal molecule is influenced by the electric field intensity between pixel electrode and the public electrode; During energising; Produce electric field between pixel electrode and the public electrode, the liquid crystal molecule that is in no restrained condition fall into disarray receives influence along the Methodistic arrangement of the direction of electric field, therefore; The orientation of liquid crystal can change along with the change of electric field intensity; And the different orientation of liquid crystal has caused the difference of light penetration, therefore through the orientation of control liquid crystal, just can control the light penetration of liquid crystal.
Can the TFT-LCD display mode be divided into two big types according to the liquid crystal aligning effect, a kind of is VA (vertical orientated) pattern that adopts vertical orientated liquid crystal; Another kind is FFS (in-plane switching) pattern that adopts the horizontal alignment liquid crystal.The pattern of being vertically oriented has the contrast advantage of higher; But owing to face or look side ways the difference that liquid crystal causes phase differential; Make when there are certain angle in the orientation of liquid crystal and glass substrate; The phase-delay value of the phase-delay value of seeing from the direction of facing during less than stravismus cause positive apparent direction different with the light penetration of stravismus direction, so color shift appearred in the picture of seeing in different visual angles.
For addressing the above problem; Prior art has proposed a kind of scheme that adopts the different electric die opening, and is as shown in Figure 1, comprising: gate line 01, data line 02, public electrode 03 and pixel electrode 04; Wherein, public electrode and pixel electrode all are strip shaped electric poles and parallel to each other.Interval S 1 and the S2 (horizontal direction in Fig. 1) of this scheme through making pixel electrode 04 and public electrode 03 be inequality, and to reach electric field intensity different, and then make the orientation of liquid crystal also inequality.But the electrode separation that this scheme is parallel at Fig. 1 on the direction of strip shaped electric poles is still identical, can't improve color offset phenomenon better.
The utility model content
The embodiment of the utility model provides a kind of tft array substrate, liquid crystal panel and LCD, can't the stepless control public electrode and the problem of pixel electrode spacing to solve.
For achieving the above object, the embodiment of the utility model adopts following technical scheme:
A kind of tft array substrate comprises the pixel cell of a plurality of arrayed, and each pixel cell comprises first electrode and second electrode; Wherein, Said first electrode has at least one the first strip shaped electric poles, and said second electrode has at least one the second strip shaped electric poles, in said pixel cell; Have angle between first strip shaped electric poles of said first electrode that second strip shaped electric poles of said second electrode is corresponding with it, the absolute value of said angle is smaller or equal to 10 degree.
Said first strip shaped electric poles, second strip shaped electric poles are the linearity electrode.
Said first strip shaped electric poles is the linearity electrode, and said second strip shaped electric poles is the polyline shaped electrode.
Said first strip shaped electric poles, second strip shaped electric poles are the polyline shaped electrode.
Two broken line angles of said polyline shaped electrode equate, and the absolute value of said broken line angle is spent smaller or equal to 100 more than or equal to 90 degree.
When the number of said second strip shaped electric poles is two when above, two second adjacent strip electrode direction are identical or in opposite directions.
Angle between said adjacent two second strip shaped electric poles equates.
A kind of liquid crystal panel comprises color membrane substrates, and said liquid crystal panel also comprises above-mentioned tft array substrate.
A kind of LCD comprises above-described liquid crystal panel.
The utility model embodiment provides a kind of tft array substrate, liquid crystal panel and LCD; This tft array substrate comprises the pixel cell of a plurality of arrayed, and each pixel cell comprises first electrode and second electrode, wherein; This first electrode has at least one the first strip shaped electric poles; This second electrode has at least one the second strip shaped electric poles, it is characterized in that, in this pixel cell; Have angle between first strip shaped electric poles of this first electrode that second strip shaped electric poles of this second electrode is corresponding with it, the absolute value of this angle is smaller or equal to 10 degree.Like this, in a pixel electrode, between first electrode and second electrode because of there not being parallel relation; So can access different electric field intensity; And then can make the orientation of liquid crystal different, and improved color offset phenomenon better, improved the quality of liquid crystal display displays picture.In addition, because the angle absolute value of first electrode and second electrode smaller or equal to 10 degree, therefore can guarantee to produce between first electrode and second electrode effective electric field to whole pixel cell.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the tft array substrate that Fig. 1 provides for prior art;
The structural representation of the tft array substrate that Fig. 2 provides for the utility model embodiment;
The structural representation of another tft array substrate that Fig. 3 provides for the utility model embodiment;
The structural representation of the another tft array substrate that Fig. 4 provides for the utility model embodiment;
The structural representation of the another tft array substrate that Fig. 5 provides for the utility model embodiment.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The tft array substrate that the utility model embodiment provides comprises the pixel cell of a plurality of arrayed, and each pixel cell comprises first electrode and second electrode; Wherein, This first electrode has at least one the first strip shaped electric poles, and this second electrode has at least one the second strip shaped electric poles, in a pixel cell; Have angle between first strip shaped electric poles of this first electrode that second strip shaped electric poles of this second electrode is corresponding with it, the absolute value of this angle is smaller or equal to 10 degree.
As first electrode, pixel electrode is as second electrode with public electrode for following examples, and public electrode has two first strip shaped electric poles, and it is that example describes that pixel electrode has three second strip shaped electric poles, and the utility model is not limited thereto.
The tft array substrate that the utility model embodiment provides; As shown in Figure 2; Comprise: horizontal vertical intersection is confirmed grid line 10, the data line 20 of pixel cell, and pixel cell comprises and be positioned at bilevel pixel electrode 40 and public electrode 30 that pixel electrode 40 can be by making with one deck transparency electrode ITO with public electrode 30; Also can be that pixel electrode 40 is made by transparent ITO, and public electrode 30 be made by metal.Pixel electrode 40 has two that three second strip shaped electric poles 501,502,503 constitute and is parallel to data line 20; And the slit 401,402 that width equates; Public electrode 30 has first strip shaped electric poles 301 of respective pixel electrode narrow slit 401 and first strip shaped electric poles 302 of respective pixel electrode narrow slit 402.In the present embodiment, this first strip shaped electric poles 301,302 is the linearity electrode.Second strip shaped electric poles 501 or second strip shaped electric poles 502 that first strip shaped electric poles 301 is corresponding with it have angle ∠ a, and second strip shaped electric poles 502 or second strip shaped electric poles 503 that first strip shaped electric poles 302 is corresponding with it have angle ∠ b.Angle ∠ a, ∠ b equate, and the absolute value of this angle ∠ a, ∠ b is smaller or equal to 10 degree.
Like this; Second strip shaped electric poles 501 that first strip shaped electric poles 301 is corresponding with it or second strip shaped electric poles 502 be because have angle ∠ a, make the spacing of first strip shaped electric poles 301 and pixel electrode 40 slit 401 in along with angle ∠ a continuously changes to the direction of first strip shaped electric poles, 301 extensions.Likewise; Second strip shaped electric poles 502 or second strip shaped electric poles 503 that first strip shaped electric poles 302 is corresponding with it have angle ∠ b, make the spacing of first strip shaped electric poles 302 and pixel electrode 40 slit 402 in along with angle ∠ b continuously changes to the direction of first strip shaped electric poles, 302 extensions.Therefore the electric field intensity that produces between first strip shaped electric poles 301 and first strip shaped electric poles 302 and the pixel electrode 40 also continuously changes thereupon; Thereby the orientation of liquid crystal is also continuously changed; Because continuously changing of liquid crystal aligning; Make no matter when facing or look side ways liquid crystal, to see the liquid crystal that multiple angles is orientated, and then better improved the color offset phenomenon of the pattern that is vertically oriented, obtain more high-quality picture and show.
Have again; Because the absolute value of ∠ a, ∠ b is all smaller or equal to 10 degree; The strip shaped electric poles that therefore can guarantee public electrode fully stretches in the pixel electrode slit; Therefore can guarantee to produce effective electric field between pixel electrode and the public electrode, and guarantee higher transmittance simultaneously to whole pixel cell.
In the present embodiment, the yawing moment of the first adjacent strip shaped electric poles 301,302 is consistent, and its yawing moment also can be in opposite directions in addition.
The tft array substrate that another embodiment of the utility model provides, as shown in Figure 3, substrate basic structure is identical with a last embodiment, and just first strip shaped electric poles 301,302 is the polyline shaped electrode.
Particularly; Second strip shaped electric poles 501 or second strip shaped electric poles 502 that first strip shaped electric poles 301 is corresponding with it have angle ∠ a; And the absolute value of angle ∠ a is smaller or equal to 10 degree; Two broken line angle ∠ c, ∠ d of this first strip shaped electric poles 301 can equate, and the absolute value of ∠ c, ∠ d more than or equal to 90 degree smaller or equal to 100 degree.In addition, there are magnitude relationship arbitrarily in the broken line angle is corresponding the first half m and the latter half n.
Equally, second strip shaped electric poles 502 or second strip shaped electric poles 503 that first strip shaped electric poles 302 is corresponding with it have angle ∠ b, and the absolute value of angle ∠ b smaller or equal to 10 the degree, all the other structures are identical with the structure of first strip shaped electric poles 301.In the present embodiment, ∠ a equates that with ∠ b in addition, first strip shaped electric poles, 301,302 each several parts and second strip shaped electric poles 501,502 and 503 each several parts are all not parallel.
Like this; The spacing of first strip shaped electric poles 301 and first strip shaped electric poles 302 and pixel electrode 40 in slit 401 and 402 respectively along with angle ∠ a, ∠ b continuously change to the direction of first strip shaped electric poles 301 and 302 extensions of first strip shaped electric poles; Therefore the electric field intensity that produces between first strip shaped electric poles 301 and first strip shaped electric poles 302 and the pixel electrode 40 also continuously changes thereupon; The orientation of liquid crystal is also continuously changed, because continuously changing of liquid crystal aligning makes no matter when facing or look side ways liquid crystal, to see the liquid crystal that multiple angles is orientated; Thereby better improved the color offset phenomenon of the pattern that is vertically oriented, obtained more high-quality picture and show.
Equally; Because the absolute value of ∠ a, ∠ b is all smaller or equal to 10 degree; The strip shaped electric poles that therefore can guarantee public electrode fully stretches in the pixel electrode slit; Therefore can guarantee to produce effective electric field between pixel electrode and the public electrode, and guarantee higher transmittance simultaneously to whole pixel cell.
Further; The utility model embodiment can also be as shown in Figure 4; First strip shaped electric poles 301 and first strip shaped electric poles 302 are the identical polyline shaped electrode of structure and yawing moment in opposite directions, and its concrete embodiment is same as the previously described embodiments, has just repeated no more at this.
In addition; Among the above embodiment; Two slits guaranteeing each strip shaped electric poles of pixel electrode and formation thereof are parallel to data line, and under two slit widths situation about equating, make itself and each strip shaped electric poles formation angle of adjacent pixel electrodes through shape and the structure that changes each strip shaped electric poles of public electrode; Thereby the electrode separation of continuously changing, but the utility model is not limited thereto.
In the tft array substrate that the another embodiment of the utility model provides; Can also guarantee that each strip shaped electric poles of public electrode is parallel under the situation of data line; Shape and structure through changing each strip shaped electric poles of pixel electrode make itself and adjacent each strip shaped electric poles of public electrode form angle; Thereby the electrode separation of continuously changing is as shown in Figure 5, and it specifically comprises:
Horizontal vertical intersection is confirmed grid line 10, the data line 20 of pixel cell; Pixel cell comprises and is positioned at bilevel pixel electrode 40 and public electrode 30; Pixel electrode 40 can be by making with one deck transparency electrode ITO with public electrode 30; Also can be that pixel electrode 40 is made by transparent ITO, and public electrode 30 be made by metal.Pixel electrode 40 has two slits 401,402; And pixel electrode has two second strip shaped electric poles 501 and 502 that constitute slit 401; And have two second strip shaped electric poles 502 and 503 that constitute slit 402; Public electrode 30 has first strip shaped electric poles 301 of respective pixel electrode narrow slit 401 and first strip shaped electric poles 302 of respective pixel electrode narrow slit 402.In the present embodiment; First strip shaped electric poles 301 and first strip shaped electric poles 302 that public electrode 30 has are parallel to data line 20 respectively; Second strip shaped electric poles 501, second strip shaped electric poles 502 and second strip shaped electric poles 503 that pixel electrode 40 has forms angle ∠ e, ∠ f and ∠ g with adjacent first strip shaped electric poles 301 and first strip shaped electric poles 302 respectively; And the absolute value of ∠ e, ∠ f and ∠ g is smaller or equal to 10 degree; The concrete embodiment of present embodiment is same as the previously described embodiments, through changing the shape and the structure of each strip shaped electric poles of pixel electrode and each strip shaped electric poles of public electrode, makes it form angle each other; Thereby reach the effect that continuously changes electrode separation, repeat no more.
Each strip shaped electric poles that pixel electrode has among the utility model embodiment can be the linearity electrode, also can be the polyline shaped electrode, and the direction of each strip shaped electric poles deflection can be consistent, also can be in opposite directions, and its concrete embodiment is same as the previously described embodiments.
Need to prove; In the utility model embodiment; Two slits of each strip shaped electric poles of pixel electrode and formation thereof or each strip shaped electric poles of public electrode are parallel with data line, and present embodiment is not limited to this, and two slits of each strip shaped electric poles of pixel electrode and formation thereof or each strip shaped electric poles of public electrode can also be parallel with grid line; Its concrete structure is identical with present embodiment, repeats no more.
More than among each embodiment, the structure of first strip shaped electric poles and second strip shaped electric poles also is not limited to and is linearity electrode or polyline shaped electrode, also can one be the linearity electrode, another is the polyline shaped electrode, the utility model is not limited thereto.
Further, the utility model embodiment can also be with pixel electrode as first electrode, and public electrode is as second electrode, and structure and embodiment that it is concrete are same as the previously described embodiments.
The liquid crystal panel that the utility model embodiment provides comprises color membrane substrates, also comprise the tft array substrate among above arbitrary embodiment, and the concrete structure of this substrate is same as the previously described embodiments.
The LCD that the utility model embodiment provides comprises above-mentioned liquid crystal panel.
The above; Be merely the embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Any technician who is familiar with the present technique field can expect changing or replacement in the technical scope that the utility model discloses easily, all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain of said claim.
Claims (9)
1. tft array substrate comprises the pixel cell of a plurality of arrayed, and each pixel cell comprises first electrode and second electrode; Wherein, said first electrode has at least one the first strip shaped electric poles, and said second electrode has at least one the second strip shaped electric poles; It is characterized in that
In said pixel cell, have angle between first strip shaped electric poles of said first electrode that second strip shaped electric poles of said second electrode is corresponding with it, the absolute value of said angle is smaller or equal to 10 degree.
2. tft array substrate according to claim 1 is characterized in that, said first strip shaped electric poles, second strip shaped electric poles are the linearity electrode.
3. tft array substrate according to claim 1 is characterized in that, said first strip shaped electric poles is the linearity electrode, and said second strip shaped electric poles is the polyline shaped electrode.
4. tft array substrate according to claim 1 is characterized in that, said first strip shaped electric poles, second strip shaped electric poles are the polyline shaped electrode.
5. according to claim 3 or 4 described tft array substrates, it is characterized in that two broken line angles of said polyline shaped electrode equate, and the absolute value of said broken line angle is spent smaller or equal to 100 more than or equal to 90 degree.
6. according to the arbitrary described tft array substrate of claim 2 to 5, it is characterized in that when the number of said second strip shaped electric poles is two when above, two second adjacent strip electrode direction are identical or in opposite directions.
7. tft array substrate according to claim 6 is characterized in that, the angle between said adjacent two second strip shaped electric poles equates.
8. a liquid crystal panel comprises color membrane substrates, it is characterized in that, described liquid crystal panel also comprises like the arbitrary described tft array substrate of claim 1 to 7.
9. a LCD is characterized in that, described LCD comprises liquid crystal panel as claimed in claim 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220245473 CN202583658U (en) | 2012-05-28 | 2012-05-28 | Thin film transistor (TFT) array substrate, liquid crystal display panel and liquid crystal display |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220245473 CN202583658U (en) | 2012-05-28 | 2012-05-28 | Thin film transistor (TFT) array substrate, liquid crystal display panel and liquid crystal display |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103698942A (en) * | 2013-12-31 | 2014-04-02 | 京东方科技集团股份有限公司 | Array substrate, liquid crystal module and display device |
| CN103901647A (en) * | 2012-12-27 | 2014-07-02 | 群康科技(深圳)有限公司 | Display device and liquid crystal display panel |
| CN103926753A (en) * | 2013-10-18 | 2014-07-16 | 厦门天马微电子有限公司 | TFT (thin film transistor) array substrate and display panel |
| CN105404062A (en) * | 2016-01-04 | 2016-03-16 | 京东方科技集团股份有限公司 | Array substrate and display device |
| WO2018129898A1 (en) * | 2017-01-10 | 2018-07-19 | 京东方科技集团股份有限公司 | Subpixel unit and control method therefor, pixel unit, array substrate, and display device |
| WO2019076339A1 (en) * | 2017-10-20 | 2019-04-25 | 京东方科技集团股份有限公司 | Array substrate and manufacturing method therefor, and display device |
| CN109765732A (en) * | 2017-11-09 | 2019-05-17 | 中华映管股份有限公司 | Dot structure |
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2012
- 2012-05-28 CN CN 201220245473 patent/CN202583658U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103901647A (en) * | 2012-12-27 | 2014-07-02 | 群康科技(深圳)有限公司 | Display device and liquid crystal display panel |
| CN103926753A (en) * | 2013-10-18 | 2014-07-16 | 厦门天马微电子有限公司 | TFT (thin film transistor) array substrate and display panel |
| CN103698942A (en) * | 2013-12-31 | 2014-04-02 | 京东方科技集团股份有限公司 | Array substrate, liquid crystal module and display device |
| US10203564B2 (en) | 2013-12-31 | 2019-02-12 | Boe Technology Group Co., Ltd. | Array substrate, liquid crystal module and display device including pixel sub-units having different electric field intensities |
| CN103698942B (en) * | 2013-12-31 | 2017-05-17 | 京东方科技集团股份有限公司 | Array substrate, liquid crystal module and display device |
| US10197870B2 (en) | 2016-01-04 | 2019-02-05 | Boe Technology Group Co., Ltd. | Array substrate and display device |
| CN105404062A (en) * | 2016-01-04 | 2016-03-16 | 京东方科技集团股份有限公司 | Array substrate and display device |
| WO2018129898A1 (en) * | 2017-01-10 | 2018-07-19 | 京东方科技集团股份有限公司 | Subpixel unit and control method therefor, pixel unit, array substrate, and display device |
| US10665183B2 (en) | 2017-01-10 | 2020-05-26 | Boe Technology Group Co., Ltd. | Sub-pixel unit and method of controlling the same, pixel unit, array substrate, display device |
| WO2019076339A1 (en) * | 2017-10-20 | 2019-04-25 | 京东方科技集团股份有限公司 | Array substrate and manufacturing method therefor, and display device |
| US11347107B2 (en) | 2017-10-20 | 2022-05-31 | Boe Technology Group Co., Ltd. | Array substrate and method for manufacturing the same, and display device |
| US11754883B2 (en) | 2017-10-20 | 2023-09-12 | Boe Technology Group Co., Ltd. | Array substrate and method for manufacturing the same, and display device |
| CN109765732A (en) * | 2017-11-09 | 2019-05-17 | 中华映管股份有限公司 | Dot structure |
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