CN102253556A - Display panel - Google Patents
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- CN102253556A CN102253556A CN2011102343534A CN201110234353A CN102253556A CN 102253556 A CN102253556 A CN 102253556A CN 2011102343534 A CN2011102343534 A CN 2011102343534A CN 201110234353 A CN201110234353 A CN 201110234353A CN 102253556 A CN102253556 A CN 102253556A
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Abstract
The invention discloses a display panel comprising a pixel structure, an opposite substrate, a display dielectric layer, a first patterned retardation plate and a second patterned retardation plate. Each pixel includes a first sub-pixel, a second sub-pixel, a first alignment slit and a second alignment slit. The first patterned retardation plate includes a first patterned retardation part and a second patterned retardation part. The second patterned retardation plate includes a third patterned retardation part and a fourth patterned retardation part. A first angle is retained between the extending direction of the first alignment slit and a first absorption shaft of the first patterned retardation part and a third angle is retained between the extending direction of the first alignment slit and a third absorption shaft of the third patterned retardation part. A second angle is retained between the extending direction of the second patterned retardation part and a second absorption shaft of the second patterned retardation part and a fourth angle is retained between the extending direction of the second patterned retardation part and a fourth absorption shaft of the fourth patterned retardation part.
Description
Technical field
The invention relates to a kind of display panel, and particularly relevant for a kind of display panel that has the display effect at wide viewing angle and narrow visual angle concurrently.
Background technology
Progress along with science and technology, the consumer has more opportunity to use the action product with display in the public domain, for example mobile phone, mobile computer etc., if but the consumer is when using in the public domain, want to possess individual's privacy again, at this moment they can need the display that can adjust display view angle.
In the known technology, mainly be to utilize the mode of flap type light absorption plate to adjust the visual angle of LCD.Specifically, add flap type light absorption plate in the LCD front, with by height and the light absorption plate each interval distance of adjusting light absorption plate itself, can limit the angle that light that LCD sends enters observer's eyes.Therefore, only in the visual angle one of is particular range (for example being 60 degree), light could be by the light absorption plate, and the observer just can see image.And the light that surpasses outside this particular range (for example being 60 degree) when the visual angle then can be absorbed by the light absorption plate, and the observer only can see pitch-dark picture.Though the display effect of this kind mode is pretty good, the shortcoming of this kind method of controlling viewing angle is that the light absorption plate must add in use and is located at outside the LCD, thereby easily causes the inconvenience in the use.Moreover because part light is absorbed by the light absorption plate, the situation that therefore easily has display brightness to descend more than 25% produces, and meaning is that penetrance can descend.In addition, the adjustment at the visual angle of this mode increases simultaneously or reduces about being, therefore can't satisfy various demand that the user is switched the visual angle.In addition, the required cost of the mode of this viewing angle control is also higher.
Summary of the invention
The invention provides a kind of display panel, with the display effect at wide viewing angle and narrow visual angle.
The present invention proposes a kind of display panel, comprises a plurality of dot structures, a subtend substrate, a display dielectric layer, one first patterned retardation sheet and one second patterned retardation sheet.The dot structure arrayed also is disposed on the substrate, and has a plurality of pixel regions.Each pixel region is made up of one first sub-pixel area, the assembly control zone of one second sub-pixel area and between first sub-pixel area and second sub-pixel area.Each dot structure comprises one first sub-pixel, one second sub-pixel, one first orientation slit and one second orientation slit.First subpixel configuration is in first sub-pixel area of pixel region.Second subpixel configuration is in second sub-pixel area of pixel region.The first orientation slit is disposed on first sub-pixel.The second orientation slit is disposed on second sub-pixel.The subtend substrate is relative with substrate.Display dielectric layer is disposed between substrate and the subtend substrate.The first patterned retardation sheet is disposed at substrate relatively on the side away from dot structure, and the first patterned retardation sheet comprises one first patterned retardation portion and one second patterned retardation portion.The first patterned retardation portion is disposed at the below of first sub-pixel area, and has one first absorption axes.Has one first angle between the bearing of trend of the first orientation slit and first absorption axes.The below that the second patterned retardation portion disposes second sub-pixel has one second absorption axes.Have one second angle between the bearing of trend of the second orientation slit and second absorption axes, and first angle is not equal to second angle.The second patterned retardation sheet is disposed at the subtend substrate relatively on the side away from display dielectric layer, and comprises one the 3rd patterned retardation portion and one the 4th patterned retardation portion.The 3rd patterned retardation portion is disposed at the top of first sub-pixel area, and has one the 3rd absorption axes.Has one the 3rd angle between the bearing of trend of the first orientation slit and the 3rd absorption axes.The top that the 4th patterned retardation portion disposes second sub-pixel area has one the 4th absorption axes.Have one the 4th angle between the bearing of trend of the second orientation slit and the 4th absorption axes, and the 3rd angle is not equal to the 4th angle.
In one embodiment of this invention, one of the first above-mentioned angle and the 3rd angle are 0 degree, and another of first angle and the 3rd angle is 90 to spend.
In one embodiment of this invention, one of the second above-mentioned angle and the 4th angle are 45 degree, and another of second angle and the 4th angle is 135 to spend.
In one embodiment of this invention, the shape of the first above-mentioned orientation slit comprises strip or circle.
In one embodiment of this invention, the shape of the second above-mentioned orientation slit comprises strip or circle.
In one embodiment of this invention, the first above-mentioned sub-pixel comprises one first driving component and a pixel electrode.First driving component is disposed at the assembly control zone of pixel region.First pixel electrode is disposed at first sub-pixel area of pixel region, and electrically connects with first driving component.
In one embodiment of this invention, the second above-mentioned sub-pixel comprises one second driving component and one second pixel electrode.Second driving component is disposed at the assembly control zone of pixel region.Second pixel electrode is disposed at second sub-pixel area of pixel region, and electrically connects with second driving component.
In one embodiment of this invention, each above-mentioned dot structure more comprises one scan line and two data lines.Sweep trace and these data lines define each pixel region.First driving component and second driving component are electrically connected to sweep trace.First driving component and second driving component electrically connect wherein data line respectively.
In one embodiment of this invention, the area of the area of the first above-mentioned sub-pixel and second sub-pixel is identical or different in fact.
In one embodiment of this invention, above-mentioned subtend substrate comprises a chromatic filter layer.Chromatic filter layer is made up of a plurality of first look resistances and a plurality of second look resistances.First look resistance corresponding first sub-pixel district is provided with, and second look hinders the corresponding second sub-pixel area setting.Each first look resistance comprises a red color resistance, a blue look resistance or a green look resistance, and each second look resistance is colorless chromogenic resistance.
Based on above-mentioned, the present invention divides into two subpixel area with pixel region, and see through arrange in pairs or groups all respectively in the top of corresponding two sub-pixel area and below disalignment to patterned retardation portion and the design of orientation slit reach the purpose that the visual angle control is controlled.Thus, display panel of the present invention can have the display effect at wide viewing angle and narrow visual angle concurrently.
For above-mentioned feature and advantage of the present invention can be become apparent, embodiment cited below particularly, and cooperate appended graphic being described in detail below.
Description of drawings
Fig. 1 is the diagrammatic cross-section of a kind of display panel of one embodiment of the invention.
Fig. 2 is the local equivalent circuit diagram of the dot structure of Fig. 1.
Fig. 3 is the sectional perspective decomposing schematic representation of dot structure, the first patterned retardation sheet and the second patterned retardation sheet of Fig. 1.
Fig. 4 is the sectional perspective decomposing schematic representation of a kind of display panel of another embodiment of the present invention.
Embodiment
Fig. 1 is the diagrammatic cross-section of a kind of display panel of embodiment of the present invention.Fig. 2 is the local equivalent circuit diagram of the dot structure of Fig. 1.Fig. 3 is the sectional perspective decomposing schematic representation of dot structure, the first patterned retardation sheet and the second patterned retardation sheet of Fig. 1.Please also refer to Fig. 1, Fig. 2 and Fig. 3, the display panel 10a of present embodiment comprises a plurality of dot structures 100, a substrate 200, a subtend substrate 300a, a display dielectric layer 400, one first patterned retardation sheet 500 and one second patterned retardation sheet 600.
Specifically, these dot structure 100 arrayed also are disposed on the substrate 200, and have a plurality of pixel region P.Each pixel region P is made up of one first sub-pixel area P1, one second sub-pixel area P2 and the one assembly control zone C between the first sub-pixel area P1 and the second sub-pixel area P2.Each dot structure 100 comprises one first sub-pixel 110, one second sub-pixel 120, one first orientation slit 130, one second orientation slit 140, one scan line S and two data line D1, D2.Wherein, sweep trace S and two data line D1, D2 define a pixel region P.In present embodiment, first sub-pixel 110 is disposed at the first sub-pixel area P1 of pixel region P, and comprises one first driving component 112 and a pixel electrode 114.Wherein, first driving component 112 is disposed at the assembly control zone C of pixel region P, and first pixel electrode 114 is disposed at the first sub-pixel area P1 of pixel region P, and first pixel electrode 114 and 112 electric connections of first driving component.Second sub-pixel 120 is disposed at the second sub-pixel area P2 of pixel region P, and comprises one second driving component 122 and one second pixel electrode 124.Wherein, second driving component 122 is disposed at the assembly control zone C of pixel region P, and second pixel electrode 124 is disposed at the second sub-pixel area P2 of pixel region P, and second pixel electrode 124 and 122 electric connections of second driving component.In addition, first driving component 112 of first sub-pixel 110 and second driving component 122 of second sub-pixel 120 are electrically connected to sweep trace S, and first driving component 112 is electrically connected to data line D1, and second driving component 122 is electrically connected to data line D2.The first orientation slit 130 is disposed on first pixel electrode 114 of first sub-pixel 110, and wherein the shape of the first orientation slit 130 for example is a strip.The second orientation slit 140 is disposed on second pixel electrode 124 of second sub-pixel 120, and wherein the shape of the second orientation slit 140 for example is a strip.Certainly, in the embodiment that other does not illustrate, the shape of the shape of the first orientation slit 130 and the second orientation slit 140 also can be other polygon or circle, is not limited in this.In addition, the area of the area of first sub-pixel 110 and second sub-pixel 120 can be identical or different in fact, do not limited in this.
Subtend substrate 300a is relative with substrate 200, and display dielectric layer 400 is disposed between substrate 200 and the subtend substrate 300a, and wherein display dielectric layer 400 for example is a liquid crystal layer.The first patterned retardation sheet 500 is disposed on the substrate 200 relative sides away from these dot structures 100, and the first patterned retardation sheet 500 comprises one first patterned retardation portion 510 and one second patterned retardation portion 520.More particularly, the first patterned retardation portion 510 is disposed at the below of the first sub-pixel area P1, and has one first absorption axes 512.Have one first angle theta 1 between the bearing of trend E1 of the first orientation slit 130 and first absorption axes 512, wherein first angle theta 1 for example is 0 degree or 90.In Fig. 3 be with illustrate first angle theta 1 be 0 the degree be the example explanation.The below of 520 configurations, the second sub-pixel area P2 of the second patterned retardation portion has one second absorption axes 522.Have one second angle theta 2 between the bearing of trend E2 of the second orientation slit 140 and second absorption axes 522, wherein second angle theta 2 for example is 45 degree or 135 degree.In Fig. 3 be with illustrate second angle theta 2 be 45 the degree be the example explanation.Particularly, first angle theta 1 of present embodiment is not equal to second angle theta 2.The second patterned retardation sheet 600 is disposed at subtend substrate 300a relatively on the side away from display dielectric layer 400, and the second patterned retardation sheet 600 comprises one the 3rd patterned retardation portion 610 and one the 4th patterned retardation portion 620.The 3rd patterned retardation portion 610 is disposed at the top of the first sub-pixel area P1, and has one the 3rd absorption axes 612.Have one the 3rd angle theta 3 between the bearing of trend E1 of the first orientation slit 130 and the 3rd absorption axes 612, wherein the 3rd angle theta 3 for example is 0 degree or 90.In Fig. 3 be with illustrate the 3rd angle theta 3 be 90 the degree be the example explanation.The top of 620 configurations, the second sub-pixel area P2 of the 4th patterned retardation portion has one the 4th absorption axes 622.Have one the 4th angle theta 4 between the bearing of trend E2 of the second orientation slit 140 and the 4th absorption axes 622, wherein the 4th angle theta 4 for example is 45 degree or 135 degree.In Fig. 3 be with illustrate the 4th angle theta 4 be 135 the degree be the example explanation.Particularly, present embodiment and the 3rd angle theta 3 be not equal to the 4th angle theta 4.
Because present embodiment is that pixel region P is divided into the first subpixel area P1, the second subpixel area P2 and assembly control zone C, and the disalignment of arranging in pairs or groups respectively in the below of the first sub-pixel area P1 and top to the first patterned retardation portion 512 of the first patterned retardation sheet 500 and the 3rd patterned retardation portion 612 of the second patterned retardation sheet 600, and arrange in pairs or groups respectively in the below of the second sub-pixel area P2 and top disalignment to the second patterned retardation portion 522 of the first patterned retardation sheet 500 and the 4th patterned retardation portion 622 of the second patterned retardation sheet 600, and the first orientation slit 130 of the strip of arranging in pairs or groups simultaneously and the second orientation slit 140.Therefore, the display panel 100 of present embodiment can see through the first orientation slit 130 and the second orientation slit 140 forms vertical electric field, and see through and to control first driving component 112 and second driving component 122 respectively and come light by the first patterned retardation portion 512, the second patterned retardation portion 522, the 3rd patterned retardation portion 612, the 4th patterned retardation portion 622, use the bright dark distribution pattern of the adjustment first subpixel area P1 and the second subpixel area P2.For instance, when first driving component 112 is opened and second driving component 122 when closing, display panel 10a can present the display effect of a wide viewing angle: and close and second driving component 122 when opening when first driving component 112, display panel 10a then can present the display effect that a visual angle narrows.Thus, the display panel 10a of present embodiment can reach the purpose at control visual angle, and has the display effect at wide viewing angle and narrow visual angle concurrently.
Fig. 4 is the sectional perspective decomposing schematic representation of a kind of display panel of another embodiment of the present invention.For convenience of description, omit among Fig. 4 and illustrate partial component.Please refer to Fig. 4, the display panel 10b of this example is similar to the display panel 10a of previous embodiment, and only the two main difference part is: the subtend substrate 300b of the display panel 10b of present embodiment comprises a chromatic filter layer 310.Specifically, chromatic filter layer 310 is made up of a plurality of first look resistances 312 and 314 of a plurality of second look resistances, wherein these first look resistances 312 respectively corresponding these first sub-pixel area P1 are provided with, and these second look resistances 314 respectively corresponding these second sub-pixel area P2 are provided with.In this, each first look resistance 312 for example is a red color resistance, a blue look resistance or a green look resistance, and each second look resistance 314 is colorless chromogenic resistance.
Generally speaking, light (not illustrating) has different intensity after through not homochromy resistance, with red color resistance, the resistance of green look and the resistance of blue look is example, it is the strongest that light penetration is crossed the green intensity that is produced after the green look resistance, light penetration is crossed the blue light strength that is produced after the resistance of blue look the most weak, and light penetration is crossed the red light intensity that produced after the red color resistance between the former two.Because light is after passing through the resistance of all kinds of chromatic filter layer 310, penetration can descend to some extent.Therefore, these of present embodiment second look resistance 314(meaning is the colorless chromogenic resistance) fundamental purpose that is provided with is to be to provide light a high-penetration zone that is not absorbed by the look resistance, meaning is that penetrability can promote, and then can promote the overall brightness of display panel 10b.Moreover, because these first look resistance, 312 respectively corresponding these first sub-pixel area P1 settings, and these second look resistances 314 respectively corresponding these second sub-pixel area P2 are provided with.Therefore, the first sub-pixel area P1 is suitable for the display color pattern, and the second sub-pixel area P2 is suitable for white-black patterns such as display text.
In sum, because the present invention divides into first subpixel area with pixel region, second subpixel area and assembly control zone, and the disalignment of arranging in pairs or groups respectively in the below of first sub-pixel area and top to the first patterned retardation portion of the first patterned retardation sheet and the 3rd patterned retardation portion of the second patterned retardation sheet, and arrange in pairs or groups respectively in the below of second sub-pixel area and top disalignment to the second patterned retardation portion of the first patterned retardation sheet and the 4th patterned retardation portion of the second patterned retardation sheet, and the first orientation slit of the strip of arranging in pairs or groups simultaneously and the second orientation slit.Therefore, display panel of the present invention can see through the first orientation slit and the second orientation slit forms vertical electric field, and see through and to control first sub-pixel and second sub-pixel respectively and come light by the first patterned retardation sheet and the second patterned retardation sheet, to adjust the bright dark distribution pattern of first subpixel area and second subpixel area.Thus, display panel of the present invention can be reached the purpose at control visual angle, and has the display effect at wide viewing angle and narrow visual angle concurrently.
Though the present invention with embodiment openly as above; right its is not in order to limit the present invention; have in the technical field under any and know the knowledgeable usually; without departing from the spirit and scope of the present invention; when doing a little change and retouching, so protection scope of the present invention is as the criterion when looking aforesaid the claim scope person of defining.
Claims (10)
1. a display panel is characterized in that, comprising:
A plurality of dot structures, arrayed also is disposed on the substrate, and have a plurality of pixel regions, wherein respectively this pixel region is made up of one first sub-pixel area, the assembly control zone of one second sub-pixel area and between this first sub-pixel area and this second sub-pixel area, and respectively this dot structure comprises:
One first sub-pixel is disposed at this first sub-pixel area of this pixel region;
One second sub-pixel is disposed at this second sub-pixel area of this pixel region;
One first orientation slit is disposed on this first sub-pixel; And
One second orientation slit is disposed on this second sub-pixel;
One subtend substrate is relative with this substrate;
One display dielectric layer is disposed between this substrate and this subtend substrate;
One first patterned retardation sheet be disposed at this substrate relatively on the side away from those dot structures, and this first patterned retardation sheet comprises:
One first patterned retardation portion is disposed at the below of this first sub-pixel area, and has one first absorption axes, wherein has one first angle between the bearing of trend of this first orientation slit and this first absorption axes; And
One second patterned retardation portion, the below that disposes this second sub-pixel area has one second absorption axes, wherein have one second angle between the bearing of trend of this second orientation slit and this second absorption axes, and this first angle is not equal to this second angle; And
One second patterned retardation sheet be disposed at this subtend substrate relatively on the side away from this display dielectric layer, and this second patterned retardation sheet comprises:
One the 3rd patterned retardation portion is disposed at the top of this first sub-pixel area, and has one the 3rd absorption axes, wherein has one the 3rd angle between the bearing of trend of this first orientation slit and the 3rd absorption axes; And
One the 4th patterned retardation portion, the top that disposes this second sub-pixel area has one the 4th absorption axes, wherein have one the 4th angle between the bearing of trend of this second orientation slit and the 4th absorption axes, and the 3rd angle is not equal to the 4th angle.
2. display panel as claimed in claim 1 is characterized in that, one of this first angle and the 3rd angle are 0 degree, and another of this first angle and the 3rd angle is 90 to spend.
3. display panel as claimed in claim 1 is characterized in that, one of this second angle and the 4th angle are 45 degree, and another of this second angle and the 4th angle is 135 to spend.
4. display panel as claimed in claim 1 is characterized in that, the shape of this first orientation slit comprises strip or circle.
5. display panel as claimed in claim 1 is characterized in that, the shape of this second orientation slit comprises strip or circle.
6. display panel as claimed in claim 1 is characterized in that, this first sub-pixel comprises:
One first driving component is disposed at this assembly control zone of this pixel region; And
One first pixel electrode is disposed at this first sub-pixel area of this pixel region, and electrically connects with this first driving component.
7. display panel as claimed in claim 6 is characterized in that, this second sub-pixel comprises:
One second driving component is disposed at this assembly control zone of this pixel region; And
One second pixel electrode is disposed at this second sub-pixel area of this pixel region, and electrically connects with this second driving component.
8. display panel as claimed in claim 7, it is characterized in that, respectively this dot structure more comprises one scan line and two data lines, wherein this sweep trace and those data lines define respectively this pixel region, and this first driving component and this second driving component are electrically connected to this sweep trace, and this first driving component and this second driving component electrically connect wherein data line respectively.
9. display panel as claimed in claim 1 is characterized in that, the area of the area of this first sub-pixel and this second sub-pixel is identical or different in fact.
10. display panel as claimed in claim 1, it is characterized in that, this subtend substrate comprises a chromatic filter layer, this chromatic filter layer is made up of a plurality of first look resistances and a plurality of second look resistances, corresponding those the first sub-pixel area settings of those first look resistances, and corresponding those the second sub-pixel area settings of those second look resistances, respectively this first look resistance comprises a red color resistance, a blue look resistance or a green look resistance, and respectively this second look resistance is colorless chromogenic resistance.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110234353 CN102253556B (en) | 2011-08-16 | 2011-08-16 | Display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201110234353 CN102253556B (en) | 2011-08-16 | 2011-08-16 | Display panel |
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| CN102253556A true CN102253556A (en) | 2011-11-23 |
| CN102253556B CN102253556B (en) | 2012-12-19 |
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| CN 201110234353 Active CN102253556B (en) | 2011-08-16 | 2011-08-16 | Display panel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105807358A (en) * | 2016-05-25 | 2016-07-27 | 深超光电（深圳）有限公司 | Polarizer, liquid crystal display and polarizer manufacturing method |
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| CA2199042A1 (en) * | 1994-09-30 | 1996-04-11 | Honeywell Inc. | Wide-viewing angle multi-domain halftone active matrix liquid crystal display having compensating retardation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105807358A (en) * | 2016-05-25 | 2016-07-27 | 深超光电（深圳）有限公司 | Polarizer, liquid crystal display and polarizer manufacturing method |
| CN105807358B (en) * | 2016-05-25 | 2019-04-09 | 深超光电（深圳）有限公司 | Polarizer, liquid crystal display and polarizing plate making method |
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| CN102253556B (en) | 2012-12-19 |
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Effective date of registration: 20230619 Address after: No. two, No. 1188 West Ring Road, Shengze Town, Wujiang District, Jiangsu, Suzhou Patentee after: Suzhou Shengze science and Technology Pioneer Park Development Co.,Ltd. Address before: 215217, No. 88, Tung Hing Road, Tongli District, Wujiang Economic Development Zone, Suzhou, Jiangsu Patentee before: CPTW (WUJIANG) Co.,Ltd. Patentee before: Chunghwa Picture Tubes, Ltd. |