CN201984173U - Colored filter with transparent thin-film solar cell and display device with colored filter - Google Patents

Colored filter with transparent thin-film solar cell and display device with colored filter Download PDF

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Publication number
CN201984173U
CN201984173U CN 201020630926 CN201020630926U CN201984173U CN 201984173 U CN201984173 U CN 201984173U CN 201020630926 CN201020630926 CN 201020630926 CN 201020630926 U CN201020630926 U CN 201020630926U CN 201984173 U CN201984173 U CN 201984173U
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CN
China
Prior art keywords
colored filter
solar cell
display device
transparent
membrane solar
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201020630926
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Chinese (zh)
Inventor
张一熙
梅长锜
刘吉人
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Jifu New Energy Technology Shanghai Co Ltd
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Jifu New Energy Technology Shanghai Co Ltd
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Priority to CN 201020630926 priority Critical patent/CN201984173U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/549Organic PV cells

Abstract

The utility model discloses a colored filter with a transparent thin-film solar cell and a display device with the colored filter. One surface of a substrate of the colored filter is provided with the transparent thin-film solar cell capable of receiving power generated by an external light source to generate electricity, and the other surface of the substrate of the colored filter is provided with a color matrix capable of filtering light of a backlight module so as to show a desired color. The utility model also discloses the display device with the colored filter, which can produce additional power through the colored filter for self-operation.

Description

Colored filter and display device thereof with transparent membrane solar cell
Technical field
The utility model is relevant with a kind of colored filter.In specific words, it is the colored filter that has the transparent membrane solar cell about a kind of, external light source can be converted to electric energy and use for display device.
Background technology
Colored filter is that most now flat-panel screens is able to become colored key part and component by GTG, it can reflect the undesired light wave band of filtering, stay predetermined wave band among a small circle (as primaries such as R/G/B RGBs), accurately to show the color of light.With LCD (LCD) is example, its inner backlight module can provide the source of backlight (being generally white light) as image light, the drive IC of arranging in pairs or groups again and liquid crystal form GTG control, and the image light that possesses the GTG performance can pass the colored photoresist layer (or R/G/B color matrices) of colored filter to present predetermined full-color picture afterwards.
Colored filter is applied on Thin Film Transistor-LCD (TFT-LCD), STN Super TN type LCD (STN-LCD) and the plasma display flat display panels such as (PDP) at present widely.In above-mentioned application, colored upper strata substrate as flat-panel screens, its one side that is provided with color matrices (colormatrix) can be towards the light emitting source or the backlight module of display; Another side is the exiting surface of display then, there is no other layers structure on it and forms.
Above-mentioned known colored filter and flat-panel screens generally only have the function of display color image, new line along with the flourish and environmental consciousness of sun power science and technology, creator of the present utility model conception is not changing and is sacrificing under the creation basis of the structural design of traditional color filter and display device and usefulness, satisfy special to develop a kind of innovation colored filter in conjunction with transparent membrane solar cell and colored filter, and the display device of using this colored filter, the phase is implemented the environmental protection and energy saving theory of utilizing the clean renewable sources of energy by the proposition of this case.
The utility model content
The utility model has disclosed a kind of colored filter and display device thereof with transparent membrane solar cell, this colored filter substrate wherein be formed with the transparent membrane solar cell on the one side, can receive external light source and generate electric power.Then be formed with color matrices on the another side of this colored filter substrate, it can filter the light of self imaging light source or backlight module to make it present required color.The utility model has more disclosed a kind of display device with above-mentioned colored filter, and as a upper strata substrate, display device can generate additional electrical energy by this colored filter and use for himself this colored filter in display device.
The purpose of this utility model is to provide a kind of colored filter with transparent membrane solar cell, and it possesses the function that filtration light produces full-color coloured light and produces electric energy via opto-electronic conversion simultaneously.
Another purpose of the present utility model is to provide a kind of display device with above-mentioned colored filter, it all can see through this colored filter with the non-use period and generate additional power for himself use between the operating period of display device, can not have influence on original image and present.
Be above-mentioned purpose, the invention provides a kind of colored filter with transparent membrane solar cell, it comprises: a transparency carrier has a first surface and second surface; One transparent membrane solar cell is formed on the first surface of described transparency carrier; A plurality of color matrices are formed on the second surface of described transparency carrier.
Be above-mentioned purpose, also a kind of display device of the present invention with transparent membrane solar cell, it comprises: a transparent panel; It is relative with described liquid crystal panel that one colored filter, described colored filter have the one side of color matrices, then is formed with the transparent membrane solar cell on the another side; One liquid crystal layer is embedded between described first substrate and described second substrate; And a backlight module, be arranged on the opposite side of described transparent panel with respect to colored filter.
This display device with above-mentioned functions is applicable to the display screen of most electronic installations on the market, as desktop computer, notebook computer, hand-held device, as mobile phone, digital camera, PDA(Personal Digital Assistant), GPS (GPS) ... wait the display screen of electronic installation, its application surface is quite extensive.After consulting following detailed embodiment and relevant accompanying drawing and claim, the person of readding more can understand the utility model other purpose, feature, reach advantage.
Description of drawings
Consult follow-up accompanying drawing and can more understand system and method for the present utility model with description.Not detailed row and non-restrictive example then please refer to the description of this subsequent drawings in the literary composition.Element in the accompanying drawing might not meet ratio, but depicts principle of the present utility model in the mode of emphasizing.In the accompanying drawings, components identical marks the part of identical correspondence in different accompanying drawings.
Fig. 1 is for having the sectional view of the colored filter of transparent membrane solar cell according to the utility model embodiment one; And
Fig. 2 is for having the sectional view of the liquid crystal panel of colored filter according to the utility model embodiment one.
Drawing reference numeral
100 colored filters, 102 transparency carriers
104 first surfaces, 106 second surfaces
110 transparent membrane solar cell layers, 112 first transparent electrode layers
114 photoelectric conversion layers, 116 second transparent electrode layers
120 chromatic filter layers, 122 protective seams
124 transparency electrodes, 150 liquid crystal panels
152 backlight modules, 154 polaroids
156 transparency carriers, 158 liquid crystal molecules
159 spaces, 160 envelope frames
162 transparency electrodes, 164 alignment films
166 alignment films, 168 polaroids
Embodiment
Please refer to Fig. 1 now, it depicts the composition structure of this each layer of colored filter for have the sectional view of the colored filter of transparent membrane solar cell according to the utility model embodiment one among figure.As shown in the figure, colored filter 100 of the present utility model is by several layers of overlapping the forming of structure, and its main body is a transparency carrier 102 in the middle of being positioned at.This transparency carrier 102 is as the substrate of colored filter 100, and it is made to support colored filter 100 and to allow light be penetrated with transparent material with structural strength (as high clear glass of light transmission or plastic cement etc.).The upper and lower surface of transparency carrier 102 is a first surface 104 and a second surface 106, is covered with the transparent membrane solar cell layer 110 and chromatic filter layer 120 of the utility model colored filter 100 on it respectively.Transparent membrane solar cell layer 110 can carry out opto-electronic conversion and convert the light of extraneous incident to the electric energy supplying apparatus and use, and chromatic filter layer 120 then can filter light from display panel (light that sends as backlight module) makes it present color.The structure of transparent membrane solar cell layer 110 and chromatic filter layer 120 thin portions below will be described respectively.
Continuous with reference to Fig. 1, transparent membrane solar energy layer 110 mainly by one first transparent electrode layer 112, a photoelectric conversion layer 114, and three sub-plies such as one second transparent electrode layer 116 form.This first transparent electrode layer 112 is as the lower conductiving layer of transparent membrane solar cell layer 110, transparency carrier 102 adjacency of itself and below, the electric energy that thin-film solar cells district 110 generates can be derived, must must allow simultaneously the image light from chromatic filter layer 120 penetrate, so must possess high transmission rate and hang down sheet resistance characteristics such as (sheet resistance).First transparent electrode layer 112 is generally transparent conductive oxide (TCO, TransparentConducting Oxide), its material is including but not limited to tin indium oxide (ITO, Indium Tin Oxide), the antimony doped tin oxide (ATO of Sn system, Antimony-doped Tin Oxide) with fluorine doped tin oxide (FTO, Fluorine-doped Tin Oxide), the Al-Doped ZnO (AZO of Zinc oxide, ZnO:A1) with gallium-doped zinc oxide (GZO, ZnO:Ga), electroconductive polymer (PEDOT) and silver etc.In an embodiment, first transparent electrode layer 112 can adopt sputtering technology (sputter) to be plated on the first surface 104 of transparency carrier 102, and its thickness is approximately between hundreds of nanometers (nm).
Photoelectric conversion layer 114 is for carrying out the active area of opto-electronic conversion in the transparent membrane solar cell layer 110, it can convert the light (as sunshine, illumination light etc.) by extraneous incident to electric energy.Look the difference of the transparent membrane solar cell kind that adopts, this layer material also can be different, and (μ-Si), compound semiconductor are as CdS (cadmium sulfide), CdTe (cadmium antimonide), CIS (CuInSe including but not limited to amorphous silicon (a-Si), microcrystal silicon for it 2, Cu-In selenide), CIGS (Cu (In, Ga) Se 2, the Copper Indium Gallium Selenide thing), the thin-film solar cells of dye-sensitized dyestuff types such as (DSSC, Dye-Sensitized Solar Cell).The thickness and the generation type of photoelectric conversion layer 114 are decided on the material that it adopted, in the utility model embodiment, modes such as this photoelectric conversion layer 114 can plasma-assisted chemical vapour deposition (PECVD), sputter or evaporation are formed on above-mentioned first transparent electrode layer 112, and its thickness is approximately between 0.5~10 micron (μ m).
Except the first above-mentioned transparent electrode layer 112, still be formed with one second transparent electrode layer 116 on the another side of photoelectric conversion layer 114, another electrode as the transparent membrane solar cell, its material and first transparent electrode layer 112 are similar, including but not limited to tin indium oxide (ITO, Indium Tin Oxide), antimony doped tin oxide (the ATO of Sn system, Antimony-doped Tin Oxide) with fluorine doped tin oxide (FTO, Fluorine-doped Tin Oxide), Al-Doped ZnO (the AZO of Zinc oxide, ZnO:Al) with gallium-doped zinc oxide (GZO, ZnO:Ga), electroconductive polymer (PEDOT), and silver etc.This second transparent electrode layer 116 can sputter (sputter) mode be formed on photoelectric conversion layer 114 tops, and its thickness is approximately between hundreds of nanometers (nm).Second transparent electrode layer 116 is the top layer of transparent membrane solar cell layer 110, protects second transparent electrode layer 116 not to be subjected to extraneous damage so must lid on it cover a protective seam.In the present embodiment, this protective seam can be outer polaroid (polarizer) or the gummed film that liquid crystal panel is used, and it will be described in follow-up embodiment.
The above embodiments below will be carried out the thin portion structrual description of the chromatic filter layer 120 of the utility model colored filter 100 for describing the transparent membrane solar cell layer 110 of the utility model colored filter 100.As shown in Figure 1, the chromatic filter layer 120 of the utility model colored filter 100 is formed on the transparency carrier 102 on the second surface 106 with respect to transparent membrane solar cell layer 110, it is made up of a plurality of color matrices (color matrix), comprising colour matrix district (R/G/B) and black matrix" district (BM) alternate configurations form, wherein black matrix" district (BM) can stop that as the antireflection light shield layer of colored filter the light (as from backlight module) from display device does not pass colored filter.Red Green Blue colour matrix district (R/G/B) with light transmission then can be controlled the light that passes from display device with filtration through drive IC makes it become required color, to present holistic image.Above-mentioned color matrices is to form with colored photoresist (color resist), and it can adopt pigment dispersing method (pigment disperse), reversible type printing (reverse printing) or the ink-jet method mode graphic arrayizations on transparency carrier 102 such as (ink jet) of prining.The color matrices arrangement mode that must note above-mentioned R/G/B only be wherein a kind of enforcement aspect of the present utility model, and in other embodiments, it also may be other color matrices arrangement aspect such as R/G/B/W.
Decide on demand, go up and can make the color matrices flattening surface and protect this color matrices district by the level and smooth protective seam (overcoat) 122 of further coating one deck in the color matrices district (comprising R/G/B/BM) of above-mentioned colored filter.In an embodiment; also can form layer of transparent conductive layer 124 on this protective seam 122 in the sputter mode; usefulness as the upper transparent electrode of display device; its material and first transparent electrode layer 112 and second transparent electrode layer 116 are similar; including but not limited to tin indium oxide (ITO; Indium Tin Oxide); antimony doped tin oxide (the ATO of Sn system; Antimony-doped Tin Oxide) with fluorine doped tin oxide (FTO; Fluorine-doped Tin Oxide); Al-Doped ZnO (the AZO of Zinc oxide; ZnO:Al) with gallium-doped zinc oxide (GZO, ZnO:Ga); electroconductive polymer (PEDOT); and silver etc.
The above-mentioned colored filter 100 that the utlity model has the transparent membrane solar cell can be applicable to be needed to use in the display application of colored filter 100 assemblies, as Thin Film Transistor-LCD (TFT-LCD), STN Super TN type LCD (STN-LCD) or plasma display (PDP), as one of its element.Please refer to Fig. 2 now, it is for having the sectional view of the liquid crystal panel 150 of colored filter 100 according to the utility model embodiment one, and it depicts the composition structure of liquid crystal panel 150 each layers.In the utility model, aforementioned colored filter 100 positions are as the top substrate of liquid crystal panel 150 integral body, and it defines the space 159 of a ccontaining liquid crystal molecule 158 with a following transparency carrier 156 as the below substrate.Space 159 sealings that meeting is separated by with an envelope frame (sealframe) 160 and will be injected liquid crystal molecule 158 between colored filter 100 and the following transparency carrier 156.Can form the layer of transparent conductive layer on this time transparency carrier 156 as liquid crystal panel 150 lower transparent electrode (being pixel electrode pixelelectrode) 162, it is positioned on the colored filter 100 corresponding transparency electrode 124 then as liquid crystal panel 150 upper electrodes (being common electrode common electrode).This two transparency electrode 124 and 162 can extra electric field decides the pitch angle of liquid crystal molecule 158 in the space 159, the backlight light quantity (promptly determining the GTG value gamma of image pixel) that sees through with control.On this two transparency electrode 124 and 162 respectively plating one deck alignment film (alignment layer) 164 and 166 is arranged, with the assortment of control liquid crystal molecule 158 during reversing.
The running that below explanation is had the display device of the utility model colored filter.As shown in the figure, liquid crystal panel 150 is to provide the image light source of backlight (BL, back light) as display device by a backlight module 152 in the present embodiment.Above-mentioned backlight BL at first can will not had a natural light of deflection polarity through polaroid once 154 and is changed polar biased light (PL, polarized light) into, and the light that sees through can be controlled to obtain the variation of light and shade visually with extra electric field.Can passing through down after the polar biased light PL, transparency carrier 156 enters liquid crystal molecule 158 spaces 159.Windup-degree on liquid crystal molecule 158 is decided, and the polar biased light PL that passes through can present different GTG performances and come color polarizing plate 100 positions of display device.See through the filtration of color matrices on the colored filter, the color light that the polar biased light PL that passes through can be filtered into is predetermined, be made up of three primary colors (R/G/B), and integral body presents a chromatic image.At last, can cover polaroid 168 on by lid on colored filter 100 outermost second transparent electrode layers 116, change the polarity of exporting light and the top layer of protecting this colored filter 100.
The colored filter that the foregoing description explanation the utlity model has the transparent membrane solar cell is integrated into the making flow process of display panel as a upper strata substrate, transparent membrane solar cell layer 110 (Fig. 1) among the palpus attention embodiment is except can be produced on the colored filter as embodiment in advance, and it also can just begin to make after display panel completes.With the example that is made as of TFT-LCD, the Cell technology in stage casing can be finished the injection of combining of colored filter substrate and lower glass substrate and liquid crystal molecule, forms the liquid crystal panel before the assembling.At this moment, can form transparent membrane solar cell layer 110 of the present utility model on the liquid crystal panel table side before assembling, carry out the upright technology (module assembly) of back root module group of subsequent combination polaroid, backlight module, framework again.
The advantage that the utlity model has the colored filter of transparent membrane solar cell is to filter light at colored filter, present image in, its light (as sunshine, illumination light etc.) that also can receive from outside incident carries out opto-electronic conversion, to generate extra electric energy for using with display device (as liquid crystal panel 150).So, (generally having under the environment of illumination) between the operating period of display device, the image performance that it can not influence display device self can generate electric power again simultaneously and use for display device, to save the energy consumption of display device.And in display device not under the situation of start, the extraneous luminous energy of the also sustainable reception of colored filter of the present utility model is pre-stored in it in power storage unit, for after need the usefulness of display device.Particularly place for a long time under the situation of photoenvironment, it can generate and save appreciable electric energy, is the environmental protection demand that meets carbon reduction now.
Embodiment described in the literary composition and accompanying drawing are for giving the person of readding, and it has the understanding of overall property for the variant example structure of the utility model.Those accompanying drawings and explanation are not to be intended to description that the device that utilizes structure described herein or method and all elements in the system and feature are made integrality.Disclose in the book in consulting the utility model, those skilled in the art will more can understand many other the embodiment of the utility model, its adopted by or derive from exposure of the present utility model.Under situation not, can carry out the displacement and the change of structure and logic in the utility model departing from the utility model category.In addition, its accompanying drawing only is used to be tool but not draws in proportion.Some part in the accompanying drawing may be exaggerated to be emphasized, and other parts may be by simple.In view of the above, exposure of the present utility model and accompanying drawing reason are considered as describing and non-limiting matter, and will be limited by claim.

Claims (7)

1. the colored filter with transparent membrane solar cell is characterized in that, described colored filter with transparent membrane solar cell comprises:
One transparency carrier has a first surface and second surface;
One transparent membrane solar cell is formed on the first surface of described transparency carrier;
A plurality of color matrices are formed on the second surface of described transparency carrier.
2. colored filter as claimed in claim 1, it is characterized in that, described transparent membrane solar cell comprises one first transparent electrode layer, one second transparent electrode layer, and one between described first transparent electrode layer and second transparent electrode layer photoelectric conversion layer between the two, wherein being formed on the first surface of described transparency carrier of described first transparent electrode layer and second transparent electrode layer.
3. colored filter as claimed in claim 2 is characterized in that, the material of described photoelectric conversion layer is amorphous silicon, microcrystal silicon, cadmium sulfide, cadmium antimonide, Cu-In selenide, Copper Indium Gallium Selenide thing or dye-sensitized dyestuff.
4. colored filter as claimed in claim 2, it is characterized in that the material of described first transparent electrode layer and described second transparent electrode layer is Al-Doped ZnO and gallium-doped zinc oxide, electroconductive polymer or the silver of tin indium oxide, antimony doped tin oxide and fluorine doped tin oxide, Zinc oxide.
5. the display device with transparent membrane solar cell is characterized in that, described display device with transparent membrane solar cell comprises:
One transparent panel;
It is relative with described liquid crystal panel that one colored filter, described colored filter have the one side of color matrices, then is formed with the transparent membrane solar cell on the another side;
One liquid crystal layer is embedded between described first substrate and described second substrate; And
One backlight module is arranged on the opposite side of described transparent panel with respect to colored filter.
6. display device as claimed in claim 5 is characterized in that, described display device with transparent membrane solar cell comprises that also a polaroid covers on the described transparent membrane solar cell to protect described transparent membrane solar cell.
7. display device as claimed in claim 5 is characterized in that, described display device is Thin Film Transistor-LCD, STN Super TN type LCD or plasma display.
CN 201020630926 2010-11-24 2010-11-24 Colored filter with transparent thin-film solar cell and display device with colored filter Expired - Fee Related CN201984173U (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102540565A (en) * 2012-03-20 2012-07-04 友达光电(苏州)有限公司 Color filtering substrate with functions of solar battery and display panel
CN103105706A (en) * 2012-09-17 2013-05-15 友达光电股份有限公司 Display panel and manufacturing method thereof
CN103529581A (en) * 2013-10-18 2014-01-22 京东方科技集团股份有限公司 Display panel and display device
CN104576679A (en) * 2013-10-11 2015-04-29 胜华科技股份有限公司 Organic light emitting display having solar cell
WO2017219439A1 (en) * 2016-06-21 2017-12-28 武汉华星光电技术有限公司 Colour film substrate and liquid crystal display device
CN108037605A (en) * 2017-12-29 2018-05-15 信利光电股份有限公司 A kind of liquid crystal display die set
CN108181747A (en) * 2017-12-29 2018-06-19 信利光电股份有限公司 A kind of liquid crystal display die set
CN109683364A (en) * 2019-02-18 2019-04-26 京东方科技集团股份有限公司 Display base plate, display device, the manufacturing method of display base plate
CN114280837A (en) * 2021-12-25 2022-04-05 Oppo广东移动通信有限公司 Display module, electronic equipment and power supply method
CN115061308A (en) * 2022-06-23 2022-09-16 信利半导体有限公司 Light valve device with built-in transparent solar cell

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102540565A (en) * 2012-03-20 2012-07-04 友达光电(苏州)有限公司 Color filtering substrate with functions of solar battery and display panel
CN103105706A (en) * 2012-09-17 2013-05-15 友达光电股份有限公司 Display panel and manufacturing method thereof
CN104576679A (en) * 2013-10-11 2015-04-29 胜华科技股份有限公司 Organic light emitting display having solar cell
CN103529581A (en) * 2013-10-18 2014-01-22 京东方科技集团股份有限公司 Display panel and display device
WO2015055004A1 (en) * 2013-10-18 2015-04-23 京东方科技集团股份有限公司 Display panel and manufacturing method thereof, and display device
US9507190B2 (en) 2013-10-18 2016-11-29 Boe Technology Group Co., Ltd. Display panel and method for manufacturing the same, and display device
WO2017219439A1 (en) * 2016-06-21 2017-12-28 武汉华星光电技术有限公司 Colour film substrate and liquid crystal display device
CN108037605A (en) * 2017-12-29 2018-05-15 信利光电股份有限公司 A kind of liquid crystal display die set
CN108181747A (en) * 2017-12-29 2018-06-19 信利光电股份有限公司 A kind of liquid crystal display die set
CN109683364A (en) * 2019-02-18 2019-04-26 京东方科技集团股份有限公司 Display base plate, display device, the manufacturing method of display base plate
CN109683364B (en) * 2019-02-18 2022-07-26 京东方科技集团股份有限公司 Display substrate, display device and manufacturing method of display substrate
CN114280837A (en) * 2021-12-25 2022-04-05 Oppo广东移动通信有限公司 Display module, electronic equipment and power supply method
CN115061308A (en) * 2022-06-23 2022-09-16 信利半导体有限公司 Light valve device with built-in transparent solar cell
CN115061308B (en) * 2022-06-23 2024-04-09 信利半导体有限公司 Light valve device with built-in transparent solar cell

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