CN102591054A - Liquid crystal display panel - Google Patents
Liquid crystal display panel Download PDFInfo
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- CN102591054A CN102591054A CN2011100052356A CN201110005235A CN102591054A CN 102591054 A CN102591054 A CN 102591054A CN 2011100052356 A CN2011100052356 A CN 2011100052356A CN 201110005235 A CN201110005235 A CN 201110005235A CN 102591054 A CN102591054 A CN 102591054A
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- layer
- liquid crystal
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- display panels
- driving component
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention relates to a liquid crystal display panel, which comprises a first baseboard, a second baseboard, a plurality of groups of active components, a solar battery structure, an insulation layer, a cholesterol liquid crystal layer and a sharing electrode layer. The second baseboard is opposite to the first baseboard. The plurality of groups of active components are configured on the first baseboard and located between the first baseboard and the second baseboard. The solar battery structure is configured on the second baseboard and located between the plurality of groups of active components and the second baseboard. The insulation layer is located between the solar battery structure and the plurality of groups of active components. The cholesterol liquid crystal layer is configured between the insulation layer and the plurality of groups of active components. The sharing electrode layer is configured between the cholesterol liquid crystal layer and the insulation layer, and two opposite sides of the insulation layer are respectively directly contacted with the sharing electrode layer and the solar battery structure.
Description
Technical field
The present invention relates to a kind of display panels, relate in particular to a kind of with the display panels of cholesterol liquid crystal material as display medium.
Background technology
In recent years, flexible display panel and Electronic Paper and e-book are just flourish, and employed display medium comprises that display panels, electrophoretic display panel, electrochromism chromogenic device and electrolysis separate out display panel.On Application of Electronic Paper, cholesterol liquid crystal and other display medium are compared, preferable comparation and assessment are all arranged on brightness and contrast.In addition, because cholesterol (Cholesteric) liquid crystal has the characteristic of bistable state (bistable), and only need supply with suitable driving voltage when frame update, therefore has the advantage of power saving.In view of the above, cholesterol liquid crystal is the application that quite is fit to Electronic Paper and e-book.
Along with the development of opto-electronics and the new line of environmental consciousness, can the solar cell that extraneous light converts electric energy into be come into one's own gradually and be applied in the portable electronic devices (like e-book and Electronic Paper).The required electric energy of Electronic Paper and e-book is not high, so under the enough situation of the photoelectric transformation efficiency of solar cell, Electronic Paper and e-book even can not need use extra power supply.
In general, the display panel of Electronic Paper and e-book and solar cell are respectively independently member.Desire combines display panel often and need one of them substrate of display panel and one of them substrate of solar cell be attached to adhesion layer with solar cell.But, solar cell will be limited widely because of the existence of a plurality of substrates and adhesion layer towards the receivable light of the one side of display panel.In other words, the display panel of Electronic Paper and e-book is under the state of turn-over not, and the photoelectric transformation efficiency of solar cell is unsatisfactory.
Summary of the invention
The present invention provides a kind of display panels, and it has solar battery structure and shows required electric energy to provide.
The present invention proposes a kind of display panels, comprises one first substrate, one second substrate, a driving component array, a solar battery structure, an isolation layer, a cholesteric liquid crystal layer and a shared electrode layer.Second substrate and first substrate are in opposite directions.The driving component array is disposed on first substrate, and between first substrate and second substrate.Solar battery structure is disposed on second substrate, and between the driving component array and second substrate.Isolation layer is between solar battery structure and driving component array.The cholesterol liquid crystal layer is disposed between isolation layer and the driving component array.Shared electrode layer is disposed between cholesterol liquid crystal layer and the isolation layer, and the relative both sides of isolation layer directly contact shared electrode layer and solar battery structure respectively.
Based on above-mentioned, the present invention is integrated in solar battery structure in the display panels.So display panels of the present invention can directly convert surround lighting into the required electric energy of display panels and reach energy-conservation characteristics.In addition, the shared electrode of solar battery structure and display panels directly is disposed at the relative both sides of an isolation layer.Therefore, display panels does not have the tight structure that attaches of a plurality of substrates to make solar battery structure can accept surround lighting efficiently to have desirable photoelectric transformation efficiency.
For letting the above-mentioned feature and advantage of the present invention can be more obviously understandable, hereinafter is special lifts embodiment, and conjunction with figs. elaborates as follows.
Description of drawings
Fig. 1 and Fig. 2 are the diagrammatic cross-section of the display panels of two kinds of embodiment of the present invention.The primary clustering symbol description
100,200: display panels
110: the first substrates
120: the second substrates
130: the driving component array
140: solar battery structure
142: the first conductive layers
144: photovoltaic layer
146: the second conductive layers
150: isolation layer
160: cholesteric liquid crystal layer
162: layer of spacer material
170: shared electrode layer
A: driving component
C: channel layer
D: drain electrode
G: grid
I, II, III: color cholesterol liquid crystal material
I1, I2, I3: insulation course
P: pixel electrode
S: source electrode
Embodiment
The present invention proposes the photoelectric transformation efficiency that a kind of display panel that is integrated with solar battery structure improves solar cell, and describes with following embodiment.Fig. 1 and Fig. 2 are the diagrammatic cross-section of the display panels of two kinds of embodiment of the present invention.Please earlier with reference to Fig. 1, display panels 100 comprises that one first substrate 110, one second substrate 120, a driving component array 130, a solar battery structure 140, an isolation layer 150, a cholesteric liquid crystal layer 160 and share electrode layer 170.Second substrate 120 and first substrate 110 are in opposite directions.Driving component array 130, cholesteric liquid crystal layer 160, shared electrode layer 170, isolation layer 150 and solar battery structure 140 are in order by the direction alignment arrangements of first substrate 110 towards second substrate 120.Driving component array 130 is disposed in fact on first substrate 110, and solar battery structure 140 is disposed in fact on second substrate 120.
In the present embodiment, driving component array 130, cholesteric liquid crystal layer 160 and shared electrode layer 170 are stacked in order with as display module.In addition, the isolation member that isolation layer 150 is formed in one, it for example is one the 3rd substrate, an insulating protective layer or an insulation anti-reflecting layer.That is to say that isolation layer 150 is the isolation member of continuous single stratiform (sheet or tabular) structure.The relative both sides of isolation layer 150 directly contact shared electrode layer 170 and solar battery structure 140 respectively.That is to say that shared electrode layer 170 and solar battery structure 140 are directly to be produced on the relative both sides of isolation layer 150 so that solar battery structure 140 is integrated in the display panels 100.
For example; When making display panels 100; The encapsulation of one solar cell can be provided earlier; It comprises the 3rd substrate (just isolation layer 150), solar battery structure 140 and second substrate 120, and solar battery structure 140 is disposed between the 3rd substrate (just isolation layer 150) and second substrate 120.Then, directly shared electrode layer 170 is made in the side of the 3rd substrate (just isolation layer 150) away from solar battery structure 140.Then, first substrate 110 that disposes driving component array 130 and the 3rd substrate (just isolation layer 150) group is upright and inject cholesteric liquid crystal layer 160 and can accomplish display panels 100.
In addition, when making display panels 100, manufacturing solar cells structure 140 on second substrate 120 forms insulating protective layer or insulation anti-reflecting layer (just isolation layer 150) then on solar battery structure 140 earlier.Thereupon, directly at insulating protective layer or insulation anti-reflecting layer (just isolation layer 150) forms shared electrode layer 170 away from a side of solar battery structure 140.Then, 120 groups of first substrate 110 that disposes driving component array 130 and second substrates is upright and inject cholesteric liquid crystal layer 160 and can accomplish display panels 100.
That is to say that solar battery structure 140 is built in being in the display panels 100 but not the mode and the display panels 100 that paste in addition fit together.Thus, display panels 100 need not use adhesion layer a plurality of substrates to be attached to number of assembling steps and the structure that helps to simplify display panels 100 together.In addition, the probability of irradiate light to solar battery structure 140 can not reduce because of the configuration of adhesion layer and a plurality of substrates.So, still can have good photoelectric transformation efficiency even solar battery structure 140 is integrated in the display panels 100.Therefore, being designed with of present embodiment helps improve the photoelectric transformation efficiency of solar battery structure 140 and reaches the characteristics of saving electric energy.
What deserves to be mentioned is; Display panels 100 is that the light that utilizes cholesteric liquid crystal material to reflect presents the bright attitude picture that institute's desire shows; And solar battery structure 140 can provide light-absorbing effect, directly presents dark attitude picture and does not need additional configuration that light absorbing zone is arranged.In other words, in the design of present embodiment, a side at first substrate, 110 places is the demonstration side of display panels 100.In other words, the display panels 100 of present embodiment does not need turn-over (showing that side up) can make solar battery structure 140 have desirable photoelectric transformation efficiency.
In addition, driving component array 130 comprises a driving component A and a pixel electrode P.Pixel electrode P electrically connects driving component A, and driving component A includes grid G, source S, drain D and channel layer C.In addition, driving component array 130 also includes insulation course I1, I2, I3 so that the different conductor assembly is separated.Insulation course I3 also can provide the alignment direction of alignment effect with adjustment cholesteric liquid crystal layer 160.Certainly, driving component array 130 can also have assemblies such as sweep trace, data line, shared wiring, and its assembly is not directly drawn in the drawings.
Driving component array 130 is disposed at first substrate 110, just is adjacent to show side and be provided with.So driving component A for example can be that a transparent film transistor is to improve the probability that extraneous light exposes to solar battery structure 140.In other words, assemblies such as grid G, source S and drain D can adopt transparent conductive material to make.But, the invention is not restricted to this, in other embodiment, these conductive components also can adopt metal or lighttight conductive component to make.In addition, the driving component A that Fig. 1 drew is a top lock type thin film transistor (TFT), and in other embodiment, driving component A can be end lock type thin film transistor (TFT), low-temperature polysilicon film transistor, amorphous silicon film transistor, OTFT etc.
Compared to shared electrode layer 170, the making step of driving component array 130 and component Design be more complicated all.Therefore; The design of present embodiment is disposed at driving component array 130 on first substrate 110, and the side that shared electrode layer 170 is disposed at contiguous solar battery structure 140 can be avoided the fabrication steps infringement solar battery structure 140 of driving component array 130 further.That is to say that display panels 100 has high yield.
In the present embodiment, cholesteric liquid crystal layer 160 comprises multiple color cholesterol liquid crystal material I, II, III, and these color cholesterol liquid crystal materials I, II, III can reflect the light of different colours.So display panels 100 has the Presentation Function of colouring.In other words, color cholesterol liquid crystal material I, II, III can be that red cholesteric liquid crystal material, green cholesteric liquid crystal material, blue cholesteric liquid crystal material etc. are wherein a kind of separately.For example, color cholesterol liquid crystal material reflected wavelength range between 400nm between the 900nm.Certainly, cholesteric liquid crystal layer 160 also can only adopt a kind of cholesteric liquid crystal material so that display panels 100 carries out the monochromatic Presentation Function or the Presentation Function of black and white screen.
In addition, color cholesterol liquid crystal material I, II, the III of different colours are disposed between driving component array 130 and the shared electrode 170 with mode side by side.That is to say that on the direction perpendicular to first substrate 110, these color cholesterol liquid crystal materials I, II, III are not overlapping mutually.But, the arrangement mode of color cholesterol liquid crystal material I, II, III also can be as shown in Figure 2.That is to say; In the display panels 200 that Fig. 2 drew; On the direction perpendicular to first substrate 110, these color cholesterol liquid crystal materials I, II, III stack together, and wherein can separate by layer of spacer material 162 between color cholesterol liquid crystal material I, II, the III.
In sum, display panels of the present invention is integrated with solar battery structure, and the shared electrode layer in solar battery structure and the display module directly is made in the relative both sides of single isolation layer.So display panels of the present invention need not use adhesion layer just can solar cell be combined with display panel and help to simplify the package assembly of display panels.In addition, the solar battery structure probability that can accept extraneous light significantly is raised and has high-photoelectric transformation efficiency.Therefore, but the required electric energy of display panels some in addition all by solar cell provide to reach energy-conservation characteristics.Further, solar battery structure can be dark and demonstration contrast that help to improve display panels, and in other words, display panels can have superior display quality.
Though the present invention discloses as above with embodiment, so it is not in order to limiting the present invention, any under those of ordinary skill in the technical field, when can doing a little change and retouching, and do not break away from the spirit and scope of the present invention.
Claims (10)
1. display panels comprises:
One first substrate;
One second substrate, with this first substrate in opposite directions;
One driving component array is disposed on this first substrate, between this first substrate and this second substrate;
One solar battery structure is disposed on this second substrate, between this driving component array and this second substrate;
One isolation layer is between this solar battery structure and this driving component array;
One cholesterol liquid crystal layer is disposed between this isolation layer and this driving component array; And
One shares electrode layer, be disposed between this cholesterol liquid crystal layer and this isolation layer, and the relative both sides of this isolation layer directly contacts this shared electrode layer and this solar battery structure respectively.
2. display panels according to claim 1, wherein this isolation layer is formed in one or continuous single layer structure.
3. display panels according to claim 2, wherein this isolation layer is one the 3rd substrate, an insulating protective layer or an insulation anti-reflecting layer.
4. display panels according to claim 1, wherein this solar battery structure comprises:
One first conductive layer is disposed on this second substrate;
One second conductive layer directly contacts this isolation layer; And
One photovoltaic layer is disposed between this first conductive layer and this second conductive layer.
5. display panels according to claim 1, wherein this driving component array comprises a driving component and a pixel electrode, this pixel electrode electrically connects this driving component.
6. display panels according to claim 5, wherein this driving component is a transparent film transistor.
7. display panels according to claim 1, wherein this cholesteric liquid crystal layer comprises multiple color cholesterol liquid crystal material, and those color cholesterol liquid crystal material reflection various colors.
8. display panels according to claim 7, wherein those color cholesterol liquid crystal material reflected wavelength range between 400nm between the 900nm.
9. display panels according to claim 7, wherein this color cholesterol liquid crystal material each other side by side.
10. display panels according to claim 7, wherein this color cholesterol liquid crystal material is stacked each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100052356A CN102591054A (en) | 2011-01-06 | 2011-01-06 | Liquid crystal display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100052356A CN102591054A (en) | 2011-01-06 | 2011-01-06 | Liquid crystal display panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102591054A true CN102591054A (en) | 2012-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100052356A Pending CN102591054A (en) | 2011-01-06 | 2011-01-06 | Liquid crystal display panel |
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| CN (1) | CN102591054A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107422505A (en) * | 2017-08-25 | 2017-12-01 | 惠科股份有限公司 | A kind of display panel and display device |
| CN107742627A (en) * | 2017-09-28 | 2018-02-27 | 京东方科技集团股份有限公司 | The preparation method of display panel and display panel |
| CN108957813A (en) * | 2018-08-24 | 2018-12-07 | 南京中电熊猫平板显示科技有限公司 | A kind of reflected displaying device and its manufacturing method |
| CN109597257A (en) * | 2019-01-02 | 2019-04-09 | 京东方科技集团股份有限公司 | Array substrate and display device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6188013B1 (en) * | 1998-09-07 | 2001-02-13 | Honda Giken Kogyo Kabushiki Kaisha | Solar cell |
| US6518944B1 (en) * | 1999-10-25 | 2003-02-11 | Kent Displays, Inc. | Combined cholesteric liquid crystal display and solar cell assembly device |
| US20080122780A1 (en) * | 2006-07-04 | 2008-05-29 | Yoshihito Ishibashi | Electronic Device |
| CN101387790A (en) * | 2007-09-13 | 2009-03-18 | 精碟科技股份有限公司 | Liquid crystal display |
-
2011
- 2011-01-06 CN CN2011100052356A patent/CN102591054A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6188013B1 (en) * | 1998-09-07 | 2001-02-13 | Honda Giken Kogyo Kabushiki Kaisha | Solar cell |
| US6518944B1 (en) * | 1999-10-25 | 2003-02-11 | Kent Displays, Inc. | Combined cholesteric liquid crystal display and solar cell assembly device |
| US20080122780A1 (en) * | 2006-07-04 | 2008-05-29 | Yoshihito Ishibashi | Electronic Device |
| CN101387790A (en) * | 2007-09-13 | 2009-03-18 | 精碟科技股份有限公司 | Liquid crystal display |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107422505A (en) * | 2017-08-25 | 2017-12-01 | 惠科股份有限公司 | A kind of display panel and display device |
| CN107742627A (en) * | 2017-09-28 | 2018-02-27 | 京东方科技集团股份有限公司 | The preparation method of display panel and display panel |
| CN108957813A (en) * | 2018-08-24 | 2018-12-07 | 南京中电熊猫平板显示科技有限公司 | A kind of reflected displaying device and its manufacturing method |
| CN109597257A (en) * | 2019-01-02 | 2019-04-09 | 京东方科技集团股份有限公司 | Array substrate and display device |
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Application publication date: 20120718 |