CN203658706U - Color filter and display device - Google Patents
Color filter and display device Download PDFInfo
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- CN203658706U CN203658706U CN201420053652.7U CN201420053652U CN203658706U CN 203658706 U CN203658706 U CN 203658706U CN 201420053652 U CN201420053652 U CN 201420053652U CN 203658706 U CN203658706 U CN 203658706U
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- 239000000758 substrate Substances 0.000 claims abstract description 33
- 239000002096 quantum dot Substances 0.000 claims abstract description 30
- 210000004276 hyalin Anatomy 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 6
- 230000000295 complement effect Effects 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005424 photoluminescence Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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Abstract
The utility model provides a color filter and a display device. The color filter comprises a substrate base plate comprising a first region and a second region, a red light quantum dot layer arranged in the first region of the substrate base plate and formed by red light quantum dots, a green light quantum dot layer arranged in the second region of the substrate base plate and formed by green light quantum dots and yellow light quantum dots arranged in the red light quantum dot layer and/or green light quantum dot layer. The color filter can decrease blue light transmitting the color filter and effectively inhibit a light leakage phenomenon caused by the fact that the blue light emitted by a backlight source is not completely converted, and can further improve the display brightness.
Description
Technical field
The utility model relates to demonstration field, relates in particular to a kind of colored filter and display device.
Background technology
Liquid crystal display has the advantages such as volume is little, low in energy consumption, radiation is low, has been widely used in the equipment such as computer monitor, notebook computer, mobile phone and LCD TV.Traditional liquid crystal display comprises color membrane substrates, liquid crystal layer, array base palte and backlight, color membrane substrates is made up of multiple picture elements, traditional picture element design comprises red (R), green (G), blue (B) three subpixel, the white light that backlight sends is incident on color membrane substrates through the modulation of liquid crystal molecule, and by the filter action of red (R) on color membrane substrates, green (G), blue (B) three subpixel, show respectively three kinds of light of red, green, blue.But because the light transmission rate of traditional color membrane substrates is lower, thereby the brightness of liquid crystal display is produced to impact.
At present, for improving the brightness of display, conventionally adopt quantum dot light emitting layer as rgb pixel, patent 102044552A provides a kind of display device of three kinds of quantum dot light emitting layers as rgb pixel that use, this display device is using quantum dot as rgb pixel district photoluminescence floor, thereby and produces ruddiness, green glow and blue light by ultraviolet excitation.But said apparatus, owing to adopting ultraviolet source as backlight, is unfavorable for the health of human body, and easily display device is caused to the problems such as ultraviolet ageing.Occurred again subsequently using the display device of blue light as backlight, but this display device is because the blue light that backlight sends is not changed completely, thereby causes certain light leakage phenomena, and then reduce the display quality of display.
Utility model content
(1) technical matters that will solve
The technical problems to be solved in the utility model is to provide a kind of colored filter and display device, and the blue light that can suppress to send due to backlight is not changed the light leakage phenomena causing completely.
(2) technical scheme
For solving the problems of the technologies described above, the technical solution of the utility model provides a kind of colored filter, comprising:
Underlay substrate, comprises first area and second area;
Be arranged on the red light quantum point layer being formed by red light quantum point on described underlay substrate first area;
Be arranged on the green light quantum point layer being formed by green light quantum point on described underlay substrate second area;
And be arranged on the gold-tinted quantum dot in described red light quantum point layer and/or in green light quantum point layer.
Further, described underlay substrate also comprises the 3rd region, and described underlay substrate is provided with the hyaline layer being formed by transparent material on the 3rd region.
Further, between described red light quantum point layer and described green light quantum point layer, be also provided with black matrix.
Further, described red light quantum point, described green light quantum point and described gold-tinted quantum dot are spherical quantum dots.
Further, the particle diameter of described gold-tinted quantum dot is less than the particle diameter of described red light quantum point and described green light quantum point.
For addressing the above problem, the utility model also provides a kind of display device, comprises blue light backlight and arbitrary above-mentioned colored filter.
(3) beneficial effect
The utility model by arranging the red light quantum point layer being formed by red light quantum point on the first area of underlay substrate, the green light quantum point layer being formed by green light quantum point is set on underlay substrate second area, and in red light quantum point layer He in green light quantum point layer, gold-tinted quantum dot is set, this yellow quantum dot can send at backlight sends gold-tinted under blue-light excited, this excites the gold-tinted obtaining and obtains white light by the blue light complementary color of colored filter, not only can reduce the blue light through this colored filter, effectively suppress because the blue light that backlight sends is not changed the light leakage phenomena causing completely, can also improve the brightness of its demonstration.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of colored filter of providing of the utility model embodiment;
Fig. 2 is the schematic diagram of a kind of display device of providing of the utility model embodiment.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
The utility model embodiment provides a kind of colored filter, comprising:
Underlay substrate, comprises first area and second area;
Be arranged on the red light quantum point layer being formed by red light quantum point on described underlay substrate first area;
Be arranged on the green light quantum point layer being formed by green light quantum point on described underlay substrate second area;
And be arranged on the gold-tinted quantum dot in described red light quantum point layer and/or in green light quantum point layer.
Referring to Fig. 1, Fig. 1 is the schematic diagram of a kind of colored filter of providing of the utility model embodiment, comprise underlay substrate 1, this underlay substrate comprises first area 11 and second area 12, the red light quantum point layer 2 being formed by red light quantum point 21 is set on first area 11, this red light quantum point 21 is for red-emitting under the exciting at blue light, thereby formation red sub-pixel, the green light quantum point layer 3 being formed by green light quantum point 31 is set on second area 12, this green light quantum point 31 is for transmitting green light under the exciting at blue light, thereby formation green sub-pixels, wherein, in described red light quantum point layer 2 He in green light quantum point layer 3, be also provided with gold-tinted quantum dot 6, this gold-tinted quantum dot 6 is for transmitting gold-tinted under the exciting at blue light, and this excites the gold-tinted obtaining to obtain white light with the blue light complementary color by this colored filter, thereby can reduce the blue light through this colored filter, and improve the brightness of its demonstration.
Wherein, described underlay substrate 1 also comprises the 3rd region 13, and described underlay substrate is provided with the hyaline layer 4 being formed by transparent material on the 3rd region 13, makes the blue light that backlight sends can see through this hyaline layer 4, thereby obtains blue subpixels.
Wherein, between described red light quantum point layer 2 and described green light quantum point layer 3 and between green light quantum point layer 3 and hyaline layer 4, be also provided with black matrix 5, making isolation mutually between different subpixel, avoiding light leakage phenomena.
Wherein, in the utility model embodiment, described red light quantum point 21, described green light quantum point 31 and described gold-tinted quantum dot 6 can be all spherical quantum dots.Preferably, the particle diameter of described gold-tinted quantum dot 6 is less than the particle diameter of described red light quantum point 21 and described green light quantum point 31.
Referring to Fig. 2, Fig. 2 is the schematic diagram of a kind of display device of providing of the utility model embodiment, comprises blue light backlight 7 and above-mentioned colored filter.Wherein, this display device can be any product or parts with Presentation Function such as note-book computer display screen, Electronic Paper, organic light emitting diode display, liquid crystal display, LCD TV, digital album (digital photo frame), mobile phone, panel computer.
Particularly, backlight 7 is launched blue light 71 to this colored filter, for the ruddiness quantum layer 2 on first area on underlay substrate, the red-emitting 8 under the exciting of a part of blue light of red light quantum point 21 wherein, the transmitting gold-tinted under the exciting of another part blue light of yellow quantum dot 6 wherein, this excites the gold-tinted obtaining to obtain white light 9 with the blue light complementary color by this ruddiness quantum layer, and then minimizing sees through the blue light of this ruddiness quantum layer, and the brightness that improves ruddiness quantum layer, for the green glow quantum layer 3 on second area on underlay substrate, the transmitting green light 10 under the exciting of a part of blue light of green light quantum point 31 wherein, the transmitting gold-tinted under the exciting of another part blue light of yellow quantum dot 6 wherein, this excites the gold-tinted obtaining to obtain white light 11 with the blue light complementary color by this green glow quantum layer 3, and then minimizing sees through the blue light of this green glow quantum layer, and the brightness that improves green glow quantum layer, for the hyaline layer 4 on the 3rd region on underlay substrate, the blue light that backlight sends can see through this hyaline layer 4, make the light 12 in the 3rd region that sees through this underlay substrate for blue.
The colored filter that the utility model embodiment provides, by the red light quantum point layer being formed by red light quantum point is set on the first area of underlay substrate, the green light quantum point layer being formed by green light quantum point is set on underlay substrate second area, and in red light quantum point layer He in green light quantum point layer, gold-tinted quantum dot is set, this yellow quantum dot can send at backlight sends gold-tinted under blue-light excited, this excites the gold-tinted obtaining and obtains white light by the blue light complementary color of colored filter, not only can reduce the blue light through this colored filter, effectively suppress because the blue light that backlight sends is not changed the light leakage phenomena causing completely, can also improve the brightness of its demonstration.
Above embodiment is only for illustrating the utility model; and be not limitation of the utility model; the those of ordinary skill in relevant technologies field; in the situation that not departing from spirit and scope of the present utility model; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model should be defined by the claims.
Claims (6)
1. a colored filter, is characterized in that, comprising:
Underlay substrate, comprises first area and second area;
Be arranged on the red light quantum point layer being formed by red light quantum point on described underlay substrate first area;
Be arranged on the green light quantum point layer being formed by green light quantum point on described underlay substrate second area;
And be arranged on the gold-tinted quantum dot in described red light quantum point layer and/or in green light quantum point layer.
2. colored filter according to claim 1, is characterized in that, described underlay substrate also comprises the 3rd region, and described underlay substrate is provided with the hyaline layer being formed by transparent material on the 3rd region.
3. colored filter according to claim 1, is characterized in that, between described red light quantum point layer and described green light quantum point layer, is also provided with black matrix.
4. colored filter according to claim 1, is characterized in that, described red light quantum point, described green light quantum point and described gold-tinted quantum dot are spherical quantum dots.
5. colored filter according to claim 4, is characterized in that, the particle diameter of described gold-tinted quantum dot is less than the particle diameter of described red light quantum point and described green light quantum point.
6. a display device, is characterized in that, comprise blue light backlight and as arbitrary in claim 1-5 as described in colored filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420053652.7U CN203658706U (en) | 2014-01-27 | 2014-01-27 | Color filter and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420053652.7U CN203658706U (en) | 2014-01-27 | 2014-01-27 | Color filter and display device |
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| Publication Number | Publication Date |
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| CN203658706U true CN203658706U (en) | 2014-06-18 |
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| CN201420053652.7U Expired - Lifetime CN203658706U (en) | 2014-01-27 | 2014-01-27 | Color filter and display device |
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| CN (1) | CN203658706U (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104597654A (en) * | 2015-02-13 | 2015-05-06 | 厦门天马微电子有限公司 | Liquid crystal display panel and liquid crystal display device |
| CN105156931A (en) * | 2015-10-20 | 2015-12-16 | 京东方科技集团股份有限公司 | Backlight source, backlight module and display device |
| CN105204216A (en) * | 2015-10-29 | 2015-12-30 | 深圳市华星光电技术有限公司 | PDLC (polymer dispersed liquid crystal) display panel and production method thereof and liquid crystal display unit |
| CN105242441A (en) * | 2015-11-09 | 2016-01-13 | 深圳市华星光电技术有限公司 | PDLC display device manufacturing method and PDLC display device |
| CN105319765A (en) * | 2015-11-16 | 2016-02-10 | 深圳市华星光电技术有限公司 | Manufacturing method for quantum dot display panel |
| CN105527667A (en) * | 2014-09-30 | 2016-04-27 | 业鑫科技顾问股份有限公司 | Color filter and display panel using same |
| WO2016176870A1 (en) * | 2015-05-05 | 2016-11-10 | 武汉华星光电技术有限公司 | Quantum dot membrane and liquid crystal display |
| CN106340597A (en) * | 2016-08-31 | 2017-01-18 | 纳晶科技股份有限公司 | Light emitting device |
| CN106940492A (en) * | 2017-03-20 | 2017-07-11 | 友达光电股份有限公司 | Display and optical sheet used therefor |
| CN106950632A (en) * | 2017-05-26 | 2017-07-14 | 深圳市国显科技有限公司 | A kind of quantum dot filter blue Light Film and its display |
| CN107065289A (en) * | 2017-05-26 | 2017-08-18 | 青岛海信电器股份有限公司 | Quantum dot color filter and preparation method, liquid crystal panel, liquid crystal display |
| CN108957619A (en) * | 2018-07-25 | 2018-12-07 | 京东方科技集团股份有限公司 | The production method and backlight of a kind of leaded light component, leaded light component |
| US10274655B2 (en) | 2014-09-30 | 2019-04-30 | Hon Hai Precision Industry Co., Ltd. | Color filter and display panel using same |
| WO2019227648A1 (en) * | 2018-05-30 | 2019-12-05 | 武汉华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display device |
| US10527888B2 (en) | 2018-05-30 | 2020-01-07 | Wuhan China Star Optoeelectronics Technology Co., Ltd. | Liquid crystal display panel and liquid crystal display device |
-
2014
- 2014-01-27 CN CN201420053652.7U patent/CN203658706U/en not_active Expired - Lifetime
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US10274655B2 (en) | 2014-09-30 | 2019-04-30 | Hon Hai Precision Industry Co., Ltd. | Color filter and display panel using same |
| CN105527667A (en) * | 2014-09-30 | 2016-04-27 | 业鑫科技顾问股份有限公司 | Color filter and display panel using same |
| CN104597654A (en) * | 2015-02-13 | 2015-05-06 | 厦门天马微电子有限公司 | Liquid crystal display panel and liquid crystal display device |
| US9989805B2 (en) | 2015-02-13 | 2018-06-05 | Xiamen Tianma Micro-Electronics Co., Ltd. | Display panel and a display device |
| WO2016176870A1 (en) * | 2015-05-05 | 2016-11-10 | 武汉华星光电技术有限公司 | Quantum dot membrane and liquid crystal display |
| US10690965B2 (en) | 2015-05-05 | 2020-06-23 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Quantum dot diaphragm and liquid crystal display device |
| CN105156931A (en) * | 2015-10-20 | 2015-12-16 | 京东方科技集团股份有限公司 | Backlight source, backlight module and display device |
| US10209552B2 (en) | 2015-10-29 | 2019-02-19 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | PDLC display panel, manufacturing method thereof, and LCD |
| CN105204216A (en) * | 2015-10-29 | 2015-12-30 | 深圳市华星光电技术有限公司 | PDLC (polymer dispersed liquid crystal) display panel and production method thereof and liquid crystal display unit |
| CN105242441A (en) * | 2015-11-09 | 2016-01-13 | 深圳市华星光电技术有限公司 | PDLC display device manufacturing method and PDLC display device |
| CN105319765A (en) * | 2015-11-16 | 2016-02-10 | 深圳市华星光电技术有限公司 | Manufacturing method for quantum dot display panel |
| CN105319765B (en) * | 2015-11-16 | 2018-08-14 | 深圳市华星光电技术有限公司 | The production method of quantum dot display panel |
| US10790463B2 (en) | 2016-08-31 | 2020-09-29 | Najing Technology Corporation Limited | Light emitting device |
| CN106340597A (en) * | 2016-08-31 | 2017-01-18 | 纳晶科技股份有限公司 | Light emitting device |
| CN106940492A (en) * | 2017-03-20 | 2017-07-11 | 友达光电股份有限公司 | Display and optical sheet used therefor |
| CN107065289A (en) * | 2017-05-26 | 2017-08-18 | 青岛海信电器股份有限公司 | Quantum dot color filter and preparation method, liquid crystal panel, liquid crystal display |
| CN106950632A (en) * | 2017-05-26 | 2017-07-14 | 深圳市国显科技有限公司 | A kind of quantum dot filter blue Light Film and its display |
| US10527888B2 (en) | 2018-05-30 | 2020-01-07 | Wuhan China Star Optoeelectronics Technology Co., Ltd. | Liquid crystal display panel and liquid crystal display device |
| WO2019227648A1 (en) * | 2018-05-30 | 2019-12-05 | 武汉华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display device |
| CN108957619A (en) * | 2018-07-25 | 2018-12-07 | 京东方科技集团股份有限公司 | The production method and backlight of a kind of leaded light component, leaded light component |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140618 |
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| CX01 | Expiry of patent term |