CN100443930C - Color filter and display unit - Google Patents
Color filter and display unit Download PDFInfo
- Publication number
- CN100443930C CN100443930C CNB2004100153836A CN200410015383A CN100443930C CN 100443930 C CN100443930 C CN 100443930C CN B2004100153836 A CNB2004100153836 A CN B2004100153836A CN 200410015383 A CN200410015383 A CN 200410015383A CN 100443930 C CN100443930 C CN 100443930C
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- echo area
- penetrating region
- picture element
- colored filter
- picture elements
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Abstract
The present invention provides a color filter and a display device which adopts the color filter. The color filter comprises a plurality of picture elements, wherein each picture element comprises a red sub picture element, a green sub picture element and a blue sub picture element. Each sub picture element comprises a reflection region and a penetration region. The reflection regions and the penetration regions of the two adjacent sub picture elements in each picture element are staggered to be arranged. The display device which adopts the color filter can prevent strip-shaped color differences in a mode of total reflection or total penetration display, improve display color differences and enhance the consistency of color display of a picture.
Description
[technical field]
The invention relates to the display device of a kind of colored filter and this colored filter of employing, refer in particular to a kind of semi-penetration, semi-reflective display device that is applied in the colored filter of semi-penetration, semi-reflective display device and adopts this colored filter.
[background technology]
Divide from the mode of utilizing to incident light, at present display device can be divided into penetration, semi-penetration, semi-reflective and reflective three kinds.Wherein, the semi-penetration, semi-reflective display device possesses the advantage of penetration and reflective display simultaneously.When the semi-penetration, semi-reflective display device is used under the stronger environment of outdoor environment light, need not light backlight, dependence is reflected external environment light and light source is provided, and power consumption is low than the penetration display device; When the indoor or outdoors surround lighting is more weak, then light backlight, utilize the light of backlight and extraneous light that light source is provided simultaneously, compare reflective display higher brightness can be provided.Because the semi-penetration, semi-reflective display device is to utilize reflected light simultaneously and penetrate light, so its requirement to colored filter also has different with penetration or reflective display.
Fig. 1 is a kind of floor map of colored filter of prior art semi-penetration, semi-reflective display device.This colored filter 1 comprises the picture element of a plurality of orderly arrangements, and each picture element comprises redness, green, blue three sub-picture elements respectively, and wherein, Fig. 1 shows arranging of wherein any two adjacent picture elements 10,11.
Because penetrating region T and echo area R light source differs and the equal problem of opticpath, the color representation in two districts will produce difference (aberration), promptly seems inconsistent in brightness, contrast and color saturation.And in the colored filter 1, echo area R among each picture element 10,11 and each sub-picture element 10A thereof, 10B, the 10C all is arranged on the same side, and the also unified relative side that is arranged on echo area R of penetrating region T, thereby, the prior art semi-penetration, semi-reflective display device that adopts this colored filter 1 is in total reflection or penetrate the strip heterochromia that can produce under the display mode as shown in Figure 2 entirely, influence the consistance of the image display color demonstration of display device.
[summary of the invention]
The technical matters that the present invention solves is to provide a kind of colored filter that shows aberration that improves.
Another technical matters that the present invention solves is to provide a kind of display device that adopts this can improve the colored filter that shows aberration.
For realizing the technical problem to be solved in the present invention, the invention provides a kind of colored filter, it comprises a plurality of picture elements, each picture element comprises redness, green, blue three sub-picture elements, each sub-picture element comprises echo area and penetrating region, wherein, the echo area of two adjacent sub-picture elements and penetrating region are staggered in each picture element, the echo area of three sub-picture elements and penetrating region are arranged in a matrix in each picture element, and on the direction of row or column, penetrating region and echo area all are arranged alternately, and this penetrating region adopts identical colorized optical filtering sheet material to make with this echo area, and this echo area thickness is thin than penetrating region.
Be another technical matters that realizes that the present invention will solve, the invention provides a kind of display device, it comprises a colored filter, this colored filter comprises a plurality of picture elements, each picture element comprises redness, green, blue three sub-picture elements, each sub-picture element comprises echo area and penetrating region, the echo area of two adjacent sub-picture elements and penetrating region are staggered in each picture element, the echo area of three sub-picture elements and penetrating region are arranged in a matrix in each picture element, and on the direction of row or column, penetrating region and echo area all are arranged alternately, and this penetrating region adopts identical colorized optical filtering sheet material to make with this echo area, and this echo area thickness is thin than penetrating region.
Compared to prior art, the penetrating region of colored filter of the present invention and echo area are to be crisscross arranged at homonymy not, thereby, the display device that adopts this colored filter is in total reflection or penetrate entirely and can avoid producing the strip heterochromia under the display mode, thereby can improve the demonstration aberration, improve the consistance that image color shows.
[description of drawings]
Fig. 1 is the floor map of the colored filter of prior art semi-penetration, semi-reflective display device.
Fig. 2 is that prior art semi-penetration, semi-reflective display device is in total reflection or penetrate color display effect synoptic diagram under the display mode entirely.
Fig. 3 is the floor map of colored filter first embodiment of semi-penetration, semi-reflective display device of the present invention.
Fig. 4 to Fig. 7 is the diagrammatic cross-section of any sub-picture element in the colored filter shown in Figure 3.
Fig. 8 is the floor map of colored filter second embodiment of semi-penetration, semi-reflective display device of the present invention.
Fig. 9 is the floor map of colored filter the 3rd embodiment of semi-penetration, semi-reflective display device of the present invention.
Figure 10 is the diagrammatic cross-section of semi-penetration, semi-reflective display device of the present invention.
Figure 11 is that semi-penetration, semi-reflective display device of the present invention is in total reflection or penetrate color display effect synoptic diagram under the display mode entirely.
[embodiment]
Colored filter first embodiment of the present invention such as Fig. 3 are to shown in Figure 7.Wherein, Fig. 3 is the part floor map of colored filter 100, and Fig. 4 to Fig. 7 is the diagrammatic cross-section of any sub-picture element in the colored filter 100, and multiple structure can be adopted in its penetrating region 130 and echo area 140.
Fig. 4 is the diagrammatic cross-section of 140 first kinds of structures of penetrating region 130 and echo area in the colored filter 100.Colored filter 100 is arranged on the transparent glass substrate (not indicating), and wherein, this penetrating region 130 has identical thickness with echo area 140, adopts identical colorized optical filtering sheet material to make.Wherein, these echo area 140 parts are provided with hole (Holes) or groove (Recess) structure.
Fig. 5 is the diagrammatic cross-section of 140 second kinds of structure embodiments of penetrating region 130 and echo area in the colored filter 100.This penetrating region 130 and echo area 140 adopts identical colorized optical filtering sheet material to make, and penetrating region 130 has different thickness with echo area 140, and wherein, these echo area 140 thickness approach than penetrating region 130.
Fig. 6 and Fig. 7 are the diagrammatic cross-section of penetrating region 130 and echo area 140 the third embodiments in the colored filter 100.The penetrating region 130 of this colored filter 100 adopts identical colorized optical filtering sheet material to make with echo area 140, wherein these echo area 140 thickness are thinner than penetrating region 130, and echo area 140 increases a hyaline layer (Over Coat) 150 to keep identical height with this penetrating region 130.
First kind of arrangement mode of penetrating region 130 and echo area 140 as shown in Figure 3 in this colored filter 100.Colored filter 100 comprises the picture element of a plurality of orderly arrangements, each picture element comprises redness, green, blue three sub-picture elements respectively, Fig. 3 shows wherein two adjacent picture elements 110,120, and the echo area is identical with the arrangement mode of echo area, penetrating region and penetrating region in this two adjacent picture element 110,120.
Wherein, picture element 110 comprises redness, green, blue three sub-picture elements, indicates with 110A, 110B, 110C respectively, comprises a penetrating region 130 and echo area 140 respectively among each sub-picture element 110A, 110B, the 110C.That is, picture element 110 comprises three penetrating regions 130 and three echo areas 140 altogether.Wherein, among two adjacent sub-picture element 110A and 110B, 110B and the 110C, its echo area 140 and penetrating region 130 are arranged on not homonymy.With sub-picture element 110A and 110B is example, two penetrating region 130 diagonal angle setting, and two echo area 140 also is with the diagonal angle setting.The arrangement mode of penetrating region 130 and echo area 140 is identical with 110B with sub-picture element 110A among sub-picture element 110B and the 110C.Thereby, three penetrating regions, 130 V-shaped arrangements in this picture element 110, echo area 140 is reverse V-shaped arrangement.The echo area 140 of three sub-picture element 110A, 110B, 110C is arranged in a matrix with penetrating region 130 in each picture element 110, and on the direction of row or column, penetrating region 130 all is arranged alternately with echo area 140.
Fig. 8 is the floor map of second kind of embodiment of colored filter of the present invention.Colored filter 200 is with colored filter 100 differences: the arrangement mode of echo area and echo area, penetrating region and penetrating region is identical in the picture element 210,220 of wherein any two adjacent settings, promptly, three V-shaped arrangements of penetrating region in the picture element 210, the echo area is reverse V-shaped arrangement; The also V-shaped arrangement of three penetrating regions in the picture element 220, the echo area also is reverse V-shaped arrangement.
Fig. 9 is the floor map of the third embodiment of colored filter of the present invention.Colored filter 300 is with colored filter 100 differences: the echo area of the picture element 310,320 of wherein any two adjacent settings is identical with the arrangement mode of echo area, penetrating region and penetrating region, promptly, three penetrating regions are reverse V-shaped arrangement in the picture element 310, the V-shaped arrangement in echo area; Three penetrating regions also are reverse V-shaped arrangement in the picture element 320, the also V-shaped arrangement in echo area.
Figure 10 is the diagrammatic cross-section of a kind of embodiment of display device of the present invention.This display device 90 is a liquid crystal indicator, and it comprises that two glass substrates that are oppositely arranged, 91,92, one liquid crystal layers 94 are between this two plate base.Colored filter 100 is located at upper substrate 92 surfaces, and an electrode layer 93 is oppositely arranged on the infrabasal plate 91.Wherein, this colored filter 100 comprises that penetrating region 130 and echo area 140 and are located at the hyaline layer (Over Coat) 150 on this echo area 140.This electrode layer 93 comprises penetration region (indicating) that the penetrating region 130 with colored filter 100 is oppositely arranged and the reflector space (indicating) that is oppositely arranged with the echo area 140 of colored filter 100.
Penetrating region 130 among the sub-picture element 10A of each of colored filter 100 of the present invention, 10B, the 10C and echo area 140 are crisscross arranged at homonymy not, thereby, the semi-penetration, semi-reflective display device 90 that adopts this colored filter 100 in total reflection or penetrate entirely under the display mode display effect as shown in figure 11, it is avoided in total reflection or penetrates the strip heterochromia that produces under the display mode entirely, thereby reduce to show aberration, improve the consistance that image color shows.
The present invention also has other change design, as: colored filter 100 also can be arranged on the infrabasal plate 91 of this semi-penetration, semi-reflective display device 90; This semi-penetration, semi-reflective display device 90 is not only limited to liquid crystal indicator, and it also can be the semi-penetration, semi-reflective display device of other type; Penetrating region 130 and echo area 140 are except that can adopting identical colorized optical filtering sheet material, also can adopt different colorized optical filtering sheet material to make respectively, can adopt the higher relatively material of color saturation as penetrating region 130, the relatively low material of color saturation can be adopted in echo area 140.
Claims (8)
1. colored filter, it comprises a plurality of picture elements, each picture element comprises redness, green, blue three sub-picture elements, each sub-picture element comprises echo area and penetrating region, it is characterized in that: the echo area of two adjacent sub-picture elements and penetrating region are staggered in each picture element, the echo area of three sub-picture elements and penetrating region are arranged in a matrix in each picture element, and on the direction of row or column, penetrating region and echo area all are arranged alternately, this penetrating region adopts identical colorized optical filtering sheet material to make with this echo area, and this echo area thickness is thin than penetrating region.
2. colored filter as claimed in claim 1 is characterized in that: the diagonal angle, echo area of two adjacent sub-picture elements is provided with in each picture element.
3. colored filter as claimed in claim 1 is characterized in that: the penetrating region diagonal angle of two adjacent sub-picture elements is provided with in each picture element.
4. colored filter as claimed in claim 1 is characterized in that: the penetrating region in each picture element is V-shaped arrangement, and the echo area is to be reverse V-shaped arrangement.
5. colored filter as claimed in claim 1 is characterized in that: the V-shaped arrangement of arranging of echo area in each picture element, arranging of penetrating region is reverse V-shaped arrangement.
6. colored filter as claimed in claim 1 is characterized in that: these a plurality of picture elements comprise two adjacent picture elements, and the echo area in these two adjacent picture elements is identical with the arrangement mode of echo area, penetrating region and penetrating region.
7. colored filter as claimed in claim 1 is characterized in that: these a plurality of picture elements comprise two adjacent picture elements, and the echo area in these two adjacent picture elements is opposite with the arrangement mode of echo area, penetrating region and penetrating region.
8. a semi-penetration, semi-reflective display device comprises a colored filter, it is characterized in that: this colored filter is any described colored filter of claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100153836A CN100443930C (en) | 2004-02-14 | 2004-02-14 | Color filter and display unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100153836A CN100443930C (en) | 2004-02-14 | 2004-02-14 | Color filter and display unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1654991A CN1654991A (en) | 2005-08-17 |
| CN100443930C true CN100443930C (en) | 2008-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100153836A Expired - Fee Related CN100443930C (en) | 2004-02-14 | 2004-02-14 | Color filter and display unit |
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| Country | Link |
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| CN (1) | CN100443930C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI557486B (en) * | 2014-12-31 | 2016-11-11 | 鴻海精密工業股份有限公司 | Thin film transistor substrate, method of manufacturing same and a display panel |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1360220A (en) * | 2000-12-22 | 2002-07-24 | 精工爱普生株式会社 | Liquid crystal display and electronic device |
| CN2750342Y (en) * | 2004-11-20 | 2006-01-04 | 鸿富锦精密工业（深圳）有限公司 | Color filter and liquid crystal display device |
-
2004
- 2004-02-14 CN CNB2004100153836A patent/CN100443930C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1360220A (en) * | 2000-12-22 | 2002-07-24 | 精工爱普生株式会社 | Liquid crystal display and electronic device |
| CN2750342Y (en) * | 2004-11-20 | 2006-01-04 | 鸿富锦精密工业（深圳）有限公司 | Color filter and liquid crystal display device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI557486B (en) * | 2014-12-31 | 2016-11-11 | 鴻海精密工業股份有限公司 | Thin film transistor substrate, method of manufacturing same and a display panel |
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| Publication number | Publication date |
|---|---|
| CN1654991A (en) | 2005-08-17 |
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