CN203275836U - Display device - Google Patents
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- CN203275836U CN203275836U CN 201320367887 CN201320367887U CN203275836U CN 203275836 U CN203275836 U CN 203275836U CN 201320367887 CN201320367887 CN 201320367887 CN 201320367887 U CN201320367887 U CN 201320367887U CN 203275836 U CN203275836 U CN 203275836U
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- display device
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 122
- 239000000758 substrate Substances 0.000 claims description 51
- 239000000463 material Substances 0.000 claims description 29
- 241001062009 Indigofera Species 0.000 claims description 15
- 239000012780 transparent material Substances 0.000 claims description 6
- RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 claims description 6
- 229910052684 Cerium Inorganic materials 0.000 claims description 4
- 229910052693 Europium Inorganic materials 0.000 claims description 4
- 229910052771 Terbium Inorganic materials 0.000 claims description 4
- 230000004913 activation Effects 0.000 claims description 4
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims description 4
- OGPBJKLSAFTDLK-UHFFFAOYSA-N europium atom Chemical compound [Eu] OGPBJKLSAFTDLK-UHFFFAOYSA-N 0.000 claims description 4
- 239000004973 liquid crystal related substance Substances 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 239000011777 magnesium Substances 0.000 claims description 4
- -1 magnesium aluminate Chemical class 0.000 claims description 4
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 abstract description 18
- 238000002834 transmittance Methods 0.000 abstract description 4
- 239000003086 colorant Substances 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 8
- 239000002245 particle Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 244000174681 Michelia champaca Species 0.000 description 2
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 229910052793 cadmium Inorganic materials 0.000 description 2
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910052711 selenium Inorganic materials 0.000 description 2
- 239000011669 selenium Substances 0.000 description 2
- 239000004054 semiconductor nanocrystal Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002594 fluoroscopy Methods 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Images
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- Electroluminescent Light Sources (AREA)
- Optical Filters (AREA)
Abstract
The utility model discloses a display device, and relates to the field of display. The display device comprises a first base plate, a conversion layer arranged on one side of the first base plate and a filter layer arranged on one side, which is far from the first base plate, of the conversion layer, wherein the filter layer comprises a plurality of monochrome optical filters, and the conversion layer can be used for converting monochromatic light which is irradiated from the other side of the first base plate into light the color of which is same as that of the monochrome optical filters. The light emitted from a backlight source or a luminous layer is converted into the colors corresponding to the optical filters in advance before passing through the optical filters, the transmittance of each optical filter is increased to 80%-90% from original 30%, the use ratio of the light is increased, and the power dissipation of the display device is reduced.
Description
Technical field
The utility model relates to demonstration field, particularly a kind of display device.
Background technology
Along with the development of display technique, transmittance and the contrast of display device more and more receive publicity, and transmittance and contrast also become the important parameter of weighing the display device display effect.
In display device of the prior art, the white backlight that backlight module sends penetrates by colored filter through structures such as array base palte, liquid crystal layers, a colored filter x ray fluoroscopy x to the respective wavelength scope due to every kind of color, such as Red lightscreening plate is only had an X-rayed red light, blue light and green light will be filtered, colored filter is only 30% left and right to the transmittance of white light so generally, and light utilization is low, thereby causes the energy consumption of display device higher.
The utility model content
The technical matters that (one) will solve
The technical problems to be solved in the utility model is: how a kind of display device is provided, to improve the utilization factor to light, reduces power consumption.
(2) technical scheme
For solving the problems of the technologies described above, the utility model provides a kind of display device, comprises first substrate, is arranged on the conversion layer of a side of described first substrate, and the filter layer away from a side of described first substrate that is arranged on described conversion layer;
Described filter layer comprises a plurality of monochromatic filters;
Described conversion layer will be converted to from the monochromatic light that the opposite side of described first substrate is injected the light identical with the color of described monochromatic filter.
Wherein, described conversion layer comprises a plurality of conversion sheet that are equal to described monochromatic filter quantity, each described conversion sheet and the corresponding setting of corresponding described monochromatic filter.
Wherein, described monochromatic light is blue light;
Described filter layer comprises: Red lightscreening plate, green color filter, blue color filter;
Described conversion layer is provided with in the view field of described Red lightscreening plate the blue red conversion sheet that blue light is converted to red light, view field at described green color filter is provided with the bluish-green conversion sheet that blue light is converted to green light, is provided with blue light directly colourless conversion sheet or the blue conversion sheet of perspective in the view field of described blue color filter.
Wherein, the red conversion sheet of described indigo plant comprises the first substrate and is arranged on the described first on-chip europium activated yttria material, described bluish-green conversion sheet comprises the second substrate and is arranged on the described second on-chip cerium or terbium activation magnesium aluminate material, described colourless conversion sheet adopts colourless transparent material, and described blue conversion sheet adopts blue light transmissive material.
Wherein, the red conversion sheet of described indigo plant comprises the first substrate and is arranged on the described first on-chip quanta point material, described bluish-green conversion sheet comprises the second substrate and is arranged on the described second on-chip quanta point material, described colourless conversion sheet adopts colourless transparent material, and described blue conversion sheet adopts blue light transmissive material.
Wherein, described display device also comprises: be arranged on the first polaroid between described first substrate and described conversion layer, be successively set on liquid crystal layer, second substrate, the second polaroid and the Unicolor back light source of the opposite side of described first substrate;
Described Unicolor back light source is used for launching described monochromatic light.
Wherein, described monochromatic light is blue light, and described Unicolor back light source is Blue backlight.
Wherein, described display device also comprises: the luminescent layer and the second substrate that are successively set on the opposite side of described first substrate;
Described luminescent layer is used for launching described monochromatic light.
Wherein, described monochromatic light is blue light, and described luminescent layer is the Organic Light Emitting Diode OLED luminescent layer of emission blue light.
(3) beneficial effect
The described display device of the utility model embodiment comprises: first substrate, be arranged on the conversion layer of a side of described first substrate, and the filter layer away from a side of described first substrate that is arranged on described conversion layer; Described filter layer comprises a plurality of monochromatic filters; Described conversion layer will be converted to from the monochromatic light that the opposite side of described first substrate is injected the light identical with the color of described monochromatic filter.At light that backlight or luminescent layer send by before optical filter, be converted in advance the light of color corresponding to optical filter, thereby the transmitance that makes optical filter is brought up to 80%～90% left and right by original 30%, has improved the utilization factor of light, has reduced the power consumption of display device.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1 described display device;
Fig. 2 is the structural representation of the utility model embodiment 2 described display device.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
Embodiment 1
Fig. 1 is the structural representation of the utility model embodiment 1 described display device, as shown in Figure 1, described display device is the LCD display device, it comprises: filter layer 110, and the conversion layer 120, the first polaroid 130, first substrate 140, liquid crystal layer 150, second substrate 160, the second polaroid 170 and the Unicolor back light source 180 that are successively set on described filter layer 110 1 sides.
Described filter layer 110 comprises Red lightscreening plate 111, green color filter 112 and blue color filter 113.
Described conversion layer 120 comprises: blue red conversion sheet 121, bluish-green conversion sheet 122 and blue conversion sheet 123.The red conversion sheet 121 of described indigo plant is arranged on described Red lightscreening plate 111 in the view field of described conversion layer 120, is used for blue light is converted to red light.Described bluish-green conversion sheet 122 is arranged on described green color filter 112 in the view field of described conversion layer 120, is used for blue light is converted to green light.Described blue conversion sheet 123 is arranged on described blue color filter 113 in the view field of described conversion layer 120, is used for blue light is directly carried out transmission.In addition, described blue conversion sheet 123 can also replace with colourless light transmission piece.
Wherein, the red conversion sheet 121 of described indigo plant and bluish-green conversion sheet 122 can obtain by fluorescent powder or quanta point material are set on substrate.Such as, when adopting fluorescent powder, the red conversion sheet 121 of described indigo plant can comprise the first substrate and be coated in the described first on-chip europium activated yttria (chemical formula: Y2O3:Eu); Described bluish-green conversion sheet 122 can comprise the second substrate and be coated in the described second on-chip cerium or terbium activation magnesium aluminate (chemical formula: CeMgAl11O19:Tb).When adopting quanta point material, the red conversion sheet 121 of described indigo plant can comprise the first substrate and be coated in the described first on-chip quanta point material; Described bluish-green conversion sheet 122 can comprise the second substrate and be coated in the described second on-chip quanta point material.Described blue conversion sheet adopts blue light transmissive material, and described colourless conversion sheet adopts colourless transparent material.Wherein, quanta point material is that some naked eyes can't be seen, extremely small semiconductor nanocrystal, general particle diameter less than 10 nanometers.Usually in fact, quanta point material is to be combined by zinc, cadmium, selenium and sulphur atom.It is that size and material by particle decides that its color is controlled.
Described first substrate 140 is similar to the color membrane substrates of display device, and simultaneously the difference of itself and common color membrane substrates is to have removed optical filter, because the optical filter of this display device is arranged at described filter layer 110.Wherein, the purpose away from described the first polaroid 130 1 sides that described filter layer 110 is arranged at described conversion layer is: by Red lightscreening plate 111, green color filter 112 and the blue color filter 113 that different colours is set, can avoid the ambient light effects contrast, improve outdoor readable.Such as, in Red lightscreening plate 111 zones, only have the light in red wavelength range to pass through, thereby prevented that the blue light in the surround lighting from exciting the red conversion sheet 121 of described indigo plant to produce red fluorescence and can not affect contrast; For green color filter 112 zones, equally only allow the light in the green wavelength scope to pass through, prevented that the blue light in the surround lighting from exciting described bluish-green conversion sheet 122 to produce green fluorescence, thereby can not affect contrast; In blue color filter 113 zones, the blue light in surround lighting can see through individual, because blue conversion sheet 123 does not have fluorescent material, can not produce fluorescence, thereby can not affect contrast.In addition, when the blue color filter 113 in described filter layer 110 replaces with colourless light transmission piece, also can realize the utility model scheme.But, because surround lighting can be radiated on the blue red conversion sheet 121 and bluish-green conversion sheet 122 of described conversion layer 120 to see through colourless light transmission piece than high permeability, easily cause the red conversion sheet 121 of described indigo plant and bluish-green conversion sheet 122 to produce corresponding fluorescence, may affect contrast.Therefore, by described filter layer 110 is arranged at described conversion layer 120 away from described the first polaroid 130 1 sides, and adopt monochromatic filter, can avoid surround lighting to excite described conversion layer 120 to produce fluorescence, thereby avoid causing contrast to descend.
Described Unicolor back light source 180 is used for the emission blue light, to excite the red conversion sheet 121 of described indigo plant and the bluish-green conversion sheet 122 in described conversion layer 120, is converted into red light and green light.
In the present embodiment, before the light that backlight sends passes through optical filter, be converted in advance the light of color corresponding to optical filter, the scheme of white backlight light transmission filter mating plate in the prior art, the transmitance that makes optical filter is brought up to 80%～90% left and right by original 30%, improve the utilization factor of light, reduced the power consumption of display device.
In addition, in the present embodiment, Unicolor back light source 180 is Blue backlight, in corresponding described conversion layer 120, blue red conversion sheet 121, bluish-green conversion sheet 122 and blue conversion sheet 123 is set.But, those skilled in the art can be as required be designed to red backlight, green colored backlights source, yellow backlight etc. with described Unicolor back light source 180, suppose to be designed to yellow backlight, corresponding yellow red conversion sheet, yellowish green conversion sheet and the champac conversion sheet of arranging in described conversion layer 120.Simultaneously, in described filter layer 110, the quantity of optical filter also can be adjusted as required, such as comprising Red lightscreening plate, green color filter, blue color filter and yellow filter, the at this moment conversion sheet in the described conversion layer 120 of corresponding adjustment and described Unicolor back light source 180 as required.
Embodiment 2
Fig. 2 is the structural representation of the utility model embodiment 2 described display device, as shown in Figure 2, described display device is the OLED display device, and it comprises: filter layer 210 and the conversion layer 220, first substrate 230, luminescent layer 240 and the second substrate 250 that are successively set on described filter layer 210 1 sides.
In the present embodiment, described filter layer 210 comprises Red lightscreening plate 211, green color filter 212 and blue color filter 213.Wherein, described blue color filter 213 can replace with colourless light transmission piece.
Described conversion layer 220 comprises: blue red conversion sheet 221, bluish-green conversion sheet 222 and blue conversion sheet 223.The red conversion sheet 221 of described indigo plant is arranged on described Red lightscreening plate 211 in the view field of described conversion layer 220, is used for blue light is converted to red light.Described bluish-green conversion sheet 222 is arranged on described green color filter 212 in the view field of described conversion layer 220, is used for blue light is converted to green light.Described blue conversion sheet 223 is arranged on described blue color filter 213 in the view field of described conversion layer 220, is used for blue light is directly carried out transmission.In addition, described blue conversion sheet 223 can also replace with colourless light transmission piece.
Wherein, the red conversion sheet 221 of described indigo plant and bluish-green conversion sheet 222 can obtain by fluorescent powder or quanta point material are set on substrate.Such as, when adopting fluorescent powder, the red conversion sheet 221 of described indigo plant can comprise the first substrate and be coated in the described first on-chip europium activated yttria (chemical formula: Y2O3:Eu); Described bluish-green conversion sheet 222 can comprise the second substrate and be coated in the described second on-chip cerium or terbium activation magnesium aluminate (chemical formula: CeMgAl11O19:Tb).When adopting quanta point material, the red conversion sheet 221 of described indigo plant can comprise the first substrate and be coated in the described first on-chip quanta point material; Described bluish-green conversion sheet 222 can comprise the second substrate and be coated in the described second on-chip quanta point material.Described blue conversion sheet adopts blue light transmissive material, and described colourless conversion sheet adopts colourless transparent material.Wherein, quanta point material is that some naked eyes can't be seen, extremely small semiconductor nanocrystal, general particle diameter less than 10 nanometers.Usually in fact, quanta point material is to be combined by zinc, cadmium, selenium and sulphur atom.It is that size and material by particle decides that its color is controlled.
Described luminescent layer 240 is the OLED luminescent layer, is used for the emission blue light, carries out corresponding light conversion to excite in described conversion layer 220 corresponding conversion sheet.
Be similar to embodiment 1, in the present embodiment, those skilled in the art can be designed to described luminescent layer 240 luminescent layer of red-emitting, green glow, gold-tinted etc. as required, suppose to be designed to launch the luminescent layer of gold-tinted, corresponding yellow red conversion sheet, yellowish green conversion sheet and the champac conversion sheet of arranging in described conversion layer 220.Simultaneously, in described filter layer 210, the quantity of optical filter also can be adjusted as required, such as comprising Red lightscreening plate, green color filter, blue color filter and yellow filter, the monochromatic light of the conversion sheet in the described conversion layer 220 of corresponding adjustment and 240 emissions of described luminescent layer as required at this moment.
The described display device of the utility model embodiment comprises: first substrate, be arranged on the conversion layer of a side of described first substrate, and the filter layer away from a side of described first substrate that is arranged on described conversion layer; Described filter layer comprises a plurality of monochromatic filters; Described conversion layer will be converted to from the monochromatic light that the opposite side of described first substrate is injected the light identical with the color of described monochromatic filter.At light that backlight or luminescent layer send by before optical filter, be converted in advance color corresponding to optical filter, thereby the transmitance that makes optical filter is brought up to 80%～90% left and right by original 30%, has improved the utilization factor of light, has reduced the power consumption of display device.
Above embodiment only is used for explanation the utility model; and be not limitation of the utility model; the those of ordinary skill in relevant technologies field; in the situation that do not break away 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 (9)
1. a display device, is characterized in that, comprising: first substrate, be arranged on the conversion layer of a side of described first substrate, and the filter layer away from a side of described first substrate that is arranged on described conversion layer;
Described filter layer comprises a plurality of monochromatic filters;
Described conversion layer will be converted to from the monochromatic light that the opposite side of described first substrate is injected the light identical with the color of described monochromatic filter.
2. display device as claimed in claim 1, is characterized in that, described conversion layer comprises a plurality of conversion sheet that are equal to described monochromatic filter quantity, each described conversion sheet and the corresponding setting of corresponding described monochromatic filter.
3. display device as claimed in claim 2, is characterized in that, described monochromatic light is blue light;
Described filter layer comprises: Red lightscreening plate, green color filter, blue color filter;
Described conversion layer is provided with in the view field of described Red lightscreening plate the blue red conversion sheet that blue light is converted to red light, view field at described green color filter is provided with the bluish-green conversion sheet that blue light is converted to green light, is provided with blue light directly colourless conversion sheet or the blue conversion sheet of perspective in the view field of described blue color filter.
4. display device as claimed in claim 3, it is characterized in that, the red conversion sheet of described indigo plant comprises the first substrate and is arranged on the described first on-chip europium activated yttria material, described bluish-green conversion sheet comprises the second substrate and is arranged on the described second on-chip cerium or terbium activation magnesium aluminate material, described colourless conversion sheet adopts colourless transparent material, and described blue conversion sheet adopts blue light transmissive material.
5. display device as claimed in claim 3, it is characterized in that, the red conversion sheet of described indigo plant comprises the first substrate and is arranged on the described first on-chip quanta point material, described bluish-green conversion sheet comprises the second substrate and is arranged on the described second on-chip quanta point material, described colourless conversion sheet adopts colourless transparent material, and described blue conversion sheet adopts blue light transmissive material.
6. display device as described in claim 1 to 5 any one, it is characterized in that, described display device also comprises: be arranged on the first polaroid between described first substrate and described conversion layer, be successively set on liquid crystal layer, second substrate, the second polaroid and the Unicolor back light source of the opposite side of described first substrate;
Described Unicolor back light source is used for launching described monochromatic light.
7. display device as claimed in claim 6, is characterized in that, described monochromatic light is blue light, and described Unicolor back light source is Blue backlight.
8. display device as described in claim 1 to 5 any one, is characterized in that, described display device also comprises: the luminescent layer and the second substrate that are successively set on the opposite side of described first substrate;
Described luminescent layer is used for launching described monochromatic light.
9. display device as claimed in claim 8, is characterized in that, described monochromatic light is blue light, and described luminescent layer is the Organic Light Emitting Diode OLED luminescent layer of emission blue light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320367887 CN203275836U (en) | 2013-06-25 | 2013-06-25 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320367887 CN203275836U (en) | 2013-06-25 | 2013-06-25 | Display device |
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| CN203275836U true CN203275836U (en) | 2013-11-06 |
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| CN 201320367887 Expired - Fee Related CN203275836U (en) | 2013-06-25 | 2013-06-25 | Display device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103676303A (en) * | 2013-12-31 | 2014-03-26 | 京东方科技集团股份有限公司 | Color film base plate as well as production method thereof and display device |
| CN105093674A (en) * | 2015-07-24 | 2015-11-25 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| CN105093617A (en) * | 2015-08-05 | 2015-11-25 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and manufacturing method thereof |
| CN105733233A (en) * | 2014-12-11 | 2016-07-06 | 广州市港洋达塑料有限公司 | PC optical material filtering biological blue light and being halogen-free and flame retarding, and preparation and application thereof |
| CN107153304A (en) * | 2017-07-20 | 2017-09-12 | 武汉华星光电技术有限公司 | Liquid crystal display |
| CN109599037A (en) * | 2018-12-29 | 2019-04-09 | 武汉华星光电技术有限公司 | Display panel and preparation method thereof |
-
2013
- 2013-06-25 CN CN 201320367887 patent/CN203275836U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103676303A (en) * | 2013-12-31 | 2014-03-26 | 京东方科技集团股份有限公司 | Color film base plate as well as production method thereof and display device |
| CN103676303B (en) * | 2013-12-31 | 2015-12-30 | 京东方科技集团股份有限公司 | Color membrane substrates and preparation method thereof, display device |
| CN105733233A (en) * | 2014-12-11 | 2016-07-06 | 广州市港洋达塑料有限公司 | PC optical material filtering biological blue light and being halogen-free and flame retarding, and preparation and application thereof |
| CN105093674A (en) * | 2015-07-24 | 2015-11-25 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| WO2017015983A1 (en) * | 2015-07-24 | 2017-02-02 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| CN105093617A (en) * | 2015-08-05 | 2015-11-25 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and manufacturing method thereof |
| CN107153304A (en) * | 2017-07-20 | 2017-09-12 | 武汉华星光电技术有限公司 | Liquid crystal display |
| CN109599037A (en) * | 2018-12-29 | 2019-04-09 | 武汉华星光电技术有限公司 | Display panel and preparation method thereof |
| US10978509B2 (en) | 2018-12-29 | 2021-04-13 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Display panel and manufacturing method thereof |
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Granted publication date: 20131106 |
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Correction item: Termination upon expiration of patent Correct: Revocation of Patent Expiration and Termination False: Expiration and Termination of 39 Volume 2801 Patent on July 11, 2023 Number: 28-01 Volume: 39 |
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