CN105676337A - Polaroid and liquid crystal display device - Google Patents
Polaroid and liquid crystal display device Download PDFInfo
- Publication number
- CN105676337A CN105676337A CN201610240346.8A CN201610240346A CN105676337A CN 105676337 A CN105676337 A CN 105676337A CN 201610240346 A CN201610240346 A CN 201610240346A CN 105676337 A CN105676337 A CN 105676337A
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- China
- Prior art keywords
- polaroid
- layer
- conductive structure
- liquid crystal
- crystal indicator
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
Abstract
The invention provides a polaroid and a liquid crystal display device, and belongs to the technical field of display. A heat conduction structure capable of generating heat after receiving an electric signal is arranged in the polaroid. According to the technical scheme, the liquid crystal display device is enabled to operate normally in a low temperature environment.
Description
Technical field
The present invention relates to Display Technique field, particularly relate to a kind of polaroid and liquid crystal indicator.
Background technology
Along with open air show more and more extensive, liquid crystal display module needs to be applied in the environment of different temperatures. In prior art, liquid crystal display module generally can not use in severe cold area, because when ambient temperature is lower than 0 DEG C, liquid crystal there will be sticking phenomenon; In extremely cold area, during as being in the ambient temperature of less than-25 DEG C, there is crystalline polamer in liquid crystal molecule, will have a strong impact on the normal use of liquid crystal display module.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of polaroid and liquid crystal indicator, it is possible to make liquid crystal indicator normal operation in low temperature environment.
For solving above-mentioned technical problem, embodiments of the invention provide technical scheme as follows:
On the one hand, it is provided that a kind of polaroid, it is provided with after receiving the signal of telecommunication in described polaroid producing the conductive structure of heat.
Further, protective layer that described polaroid includes sequentially arranging, polarizing layer and for the adhesive layer with substrate sticking, described conductive structure is the described adhesive layer doped with conducting particles.
Further, protective layer that described polaroid includes sequentially arranging, polarizing layer and for the adhesive layer with substrate sticking, described conductive structure includes the described adhesive layer doped with conducting particles and the heat-conducting layer between described adhesive layer and described polarizing layer.
Further, described adhesive layer is the pressure-sensitive adhesive layer doped with silver particles.
Further, protective layer that described polaroid includes sequentially arranging, polarizing layer and for the adhesive layer with substrate sticking, described conductive structure is the heat-conducting layer between described adhesive layer and described polarizing layer.
Further, described heat-conducting layer is for adopting carbon nano-tube material to make.
Further, described polaroid also includes:
The thermochromic layer being disposed adjacent with described conductive structure.
Further, described polaroid also includes:
After receiving the different size of signal of telecommunication, it is possible to the adjustable variable color display layer of display different colours.
Further, described adjustable variable color display layer includes:
First electrode, the second electrode and the luminous organic material between described first electrode and the second electrode.
Further, when described conductive structure can conduct electricity, described conductive structure is multiplexed with described first electrode or the second electrode.
The embodiment of the present invention additionally provides a kind of liquid crystal indicator, including display panels and the polaroid as above being attached on described display panels.
Further, described liquid crystal indicator includes:
Temperature detecting module, for ambient temperature is detected, obtains ambient temperature value;
Control module, for inputting first signal of telecommunication according to described ambient temperature value to described conductive structure so that the temperature of described display panels is not less than the first preset value.
Further, described control module is specifically for when described ambient temperature value is lower than the second preset value, inputting first signal of telecommunication to described conductive structure so that the temperature of described display panels is not less than the first preset value; When described ambient temperature value is not less than the first preset value, stopping inputting first signal of telecommunication to described conductive structure, wherein, described second preset value is less than described first preset value.
Further, described first preset value is 20 DEG C, and described second preset value is 10 DEG C.
Further, described control module is additionally operable to, when removing described polaroid from described display panels, input second signal of telecommunication to described conductive structure so that the temperature of described polaroid is not less than the 3rd preset value.
Further, described 3rd preset value is 80 DEG C.
Embodiments of the invention have the advantages that
In such scheme, in polaroid, it is provided with producing the conductive structure of heat after receiving the signal of telecommunication, so when liquid crystal indicator uses in the environment that temperature is relatively low, can by making conductive structure produce heat to the conductive structure applying signal of telecommunication, thus improving the temperature of liquid crystal indicator, avoid the liquid crystal in liquid crystal indicator that sticking phenomenon occurs, it is ensured that the display effect of liquid crystal indicator. Additionally, needs by polaroid from when liquid crystal indicator removes, it is also possible to make conductive structure produce heat by applying the signal of telecommunication to conductive structure so that by the adhesive layer retrogradation between polaroid and display panels, be conducive to removing of polaroid, it is to avoid damage display panels.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing polaroid;
Fig. 2 is the structural representation of embodiment of the present invention polaroid;
Fig. 3 is the structural representation of another embodiment of the present invention polaroid;
Fig. 4 is the structural representation of further embodiment of this invention polaroid;
Fig. 5 is the structural representation of yet another embodiment of the invention polaroid;
Fig. 6 is the structural representation of the adjustable variable color display layer of the embodiment of the present invention;
Fig. 7 is the schematic diagram of the light of the different wave length that the adjustable variable color display layer of the embodiment of the present invention can send;
Fig. 8 is the floor map of embodiment of the present invention liquid crystal indicator;
Fig. 9 is the schematic cross-section of embodiment of the present invention liquid crystal indicator;
Figure 10 is the workflow diagram of embodiment of the present invention liquid crystal indicator;
Figure 11 is the workflow diagram of another embodiment of the present invention liquid crystal indicator.
Accompanying drawing labelling
1 protective layer 2,4TAC layer 3PVA layer 5 adhesive layer 6 release layer
7 conductive structure 8 via 9 polaroids 10 control module 11 color membrane substrates
12 array base palte 13 thermochromic layer 14 heat-conducting layers
Detailed description of the invention
For making embodiments of the invention solve the technical problem that, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The problem that embodiments of the invention can not normally use at low temperature environment for liquid crystal display module in prior art, it is provided that a kind of polaroid and liquid crystal indicator, it is possible to make liquid crystal indicator normal operation in low temperature environment.
The present invention provides a kind of polaroid, is provided with producing the conductive structure of heat in polaroid after receiving the signal of telecommunication.
Fig. 1 is the structural representation of existing polaroid; as shown in Figure 1; existing polaroid generally comprises the protective layer 1, TAC (Triafol T) layer 2, PVA (polyvinyl alcohol) layer 3, TAC layer 4, adhesive layer 5 and the release layer 6 that set gradually; wherein, TAC layer 2, PVA layer 3 and TAC layer 4 form polarizing layer.
Different from existing polaroid, the present embodiment is additionally provided with the conductive structure that can produce heat after receiving the signal of telecommunication in polaroid, so when liquid crystal indicator uses in the environment that temperature is relatively low, can by making conductive structure produce heat to the conductive structure applying signal of telecommunication, thus improving the temperature of liquid crystal indicator, avoid the liquid crystal in liquid crystal indicator that sticking phenomenon occurs, it is ensured that the display effect of liquid crystal indicator. Additionally, needs by polaroid from when liquid crystal indicator removes, it is also possible to make conductive structure produce heat by applying the signal of telecommunication to conductive structure so that by the adhesive layer retrogradation between polaroid and display panels, be conducive to removing of polaroid, it is to avoid damage display panels.
In one specific embodiment, as in figure 2 it is shown, polaroid include sequentially arranging protective layer 1, polarizing layer (TAC layer 2, PVA layer 3 and TAC layer 4) and for the adhesive layer with substrate sticking, conductive structure 7 is the adhesive layer doped with conducting particles.
Specifically, adhesive layer can adopt pressure sensitive adhesive. Pressure sensitive adhesive be mainly composed of phenylethylene thermoplastic elastomer, such as SIS, SBS, epoxidized SBS etc., wherein, SIS is styrene-isoprene-phenylethene ternary block polymer, SBS is styrene-butadiene ternary block polymer, all there is the double grading of rubber and plastics, originate easy, moderate, be particularly suitable for the elastomeric component as pressure-sensitive adhesive. SIS's is elastic big, water-fast, alcohol, weak acid, weak base, and only esters, ketone, hydrocarbon compound can make SIS dissolve or swelling; Liquid crystal material is mainly the Organic substance macromolecules such as aliphatic, aromatic series, stearic acid, pressure sensitive adhesive can in liquid crystal stable existence, and be not dissolved.
Further, since silver has good electric conductivity, therefore conductive structure 7 can be the pressure-sensitive adhesive layer doped with silver particles.
When the adhesive layer that conductive structure is doped with conducting particles, can under the premise not changing existing polaroid structure, adhesive layer is made to have electric conductivity, so when liquid crystal indicator uses in the environment that temperature is relatively low, can by making adhesive layer produce heat to the adhesive layer applying signal of telecommunication, thus improving the temperature of liquid crystal indicator, it is to avoid sticking phenomenon occurs in the liquid crystal in liquid crystal indicator, it is ensured that the display effect of liquid crystal indicator. It addition, needs by polaroid from when liquid crystal indicator removes, it is also possible to make adhesive layer produce heat by applying the signal of telecommunication to adhesive layer, become denser, be conducive to removing of polaroid, it is to avoid damage display panels.
In another specific embodiment; as shown in Figure 3; protective layer 1 that polaroid includes sequentially arranging, polarizing layer (TAC layer 2, PVA layer 3 and TAC layer 4) and for the adhesive layer 5 with substrate sticking; conductive structure includes the adhesive layer 5 doped with conducting particles and the heat-conducting layer 14 between adhesive layer 5 and polarizing layer; arranging of heat-conducting layer 14 can conduct heat better; specifically, adhesive layer 5 can be the pressure-sensitive adhesive layer doped with silver particles. In order to not affect display, heat-conducting layer 14 adopts transparent conductive material to make, it is preferred to use carbon nano-tube material, because carbon nano-tube material has conduction and heat conductivility preferably, secondly heat-conducting layer 14 can also adopt ITO, it is possible to adopts other transparent to have satisfactory electrical conductivity material.
So when liquid crystal indicator uses in the environment that temperature is relatively low, can by making adhesive layer and heat-conducting layer produce heat to adhesive layer or the heat-conducting layer applying signal of telecommunication, thus improving the temperature of liquid crystal indicator, avoid the liquid crystal in liquid crystal indicator that sticking phenomenon occurs, it is ensured that the display effect of liquid crystal indicator. It addition, needs by polaroid from when liquid crystal indicator removes, it is also possible to make adhesive layer produce heat by applying the signal of telecommunication to adhesive layer or heat-conducting layer, become denser, be conducive to removing of polaroid, it is to avoid damage display panels.
In another specific embodiment, as shown in Figure 4, polaroid includes the protective layer 1 sequentially arranged, polarizing layer (TAC layer 2, PVA layer 3 and TAC layer 4) and for the adhesive layer 5 with substrate sticking, polaroid also includes the conductive structure 7 between adhesive layer 5 and polarizing layer, conductive structure 7 is the heat-conducting layer of planar structure, in order to not affect display, heat-conducting layer adopts transparent conductive material to make, preferably employ carbon nano-tube material, because carbon nano-tube material has conduction and heat conductivility preferably, secondly heat-conducting layer can also adopt ITO, may be used without other and transparent there is satisfactory electrical conductivity material.
So when liquid crystal indicator uses in the environment that temperature is relatively low, can by making conductive structure produce heat to the conductive structure applying signal of telecommunication, thus improving the temperature of liquid crystal indicator, avoid the liquid crystal in liquid crystal indicator that sticking phenomenon occurs, it is ensured that the display effect of liquid crystal indicator. It addition, needs by polaroid from when liquid crystal indicator removes, it is also possible to make conductive structure produce heat by applying the signal of telecommunication to conductive structure so that adhesive layer becomes denser, is conducive to removing of polaroid, it is to avoid damage display panels.
In another specific embodiment, as it is shown in figure 5, polaroid also includes: the thermochromic layer 13 being disposed adjacent with conductive structure 7. Thermochromic layer 13 variation with temperature can show different colors, so when needs thermochromic layer shows setpoint color, it is possible to conductive structure input electrical signal so that thermochromic layer 13 distributes at conductive structure and shows setpoint color under the impact of heat. Thermochromic layer 13 can adopt inorganic off-color material or organic off-color material, as long as being capable of reversible heating colour change function. Anorganic thermochromic material is mainly some metal-oxides, produces color change mainly by crystal form change. Such as Cu2HgI4Purple can be changed into when higher than 68 DEG C, redness can be changed into when lower than 50 DEG C; Ag2HgI4Chinese red can be changed into when higher than 50.7 DEG C, when lower than 50.7 DEG C, be changed into yellow; Cu2HgI4Blueness can be changed into when higher than 67 DEG C, when lower than 67 DEG C, be changed into yellow; P-aminophenyl hydrargyrum dithizonate for blue, is orange after cooling after being heated; It is bluish violet during organic thermochromic material such as compound two-β-naphthalene spiro-pyrans heating, is colourless after cooling.
The setting of thermochromic layer 13 can cater to the demand of human vision, can show cool tone during such as ambient temperature height, can show warm tones, improve the visual experience of beholder when ambient temperature is low; And by thermochromic layer 13, it is possible to when being changed without the backlight of display device, the chromaticity coordinates of display device being carried out a degree of adjustment, the colour cast improving display device is bad.
Further, polaroid also includes: after receiving the different size of signal of telecommunication, can show the adjustable variable color display layer of different colours.
In one specific embodiment, as shown in Figure 6, adjustable variable color display layer includes first electrode the 15, second electrode 16 and the luminous organic material 17 between the first electrode 15 and the second electrode 16, after the first electrode 15 and the second electrode 16 input electrical signal respectively, luminous organic material 17 can send the light of different colours. Specifically, the first electrode 15 can adopt ITO, and the second electrode 16 can adopt CNT, and carbon nano-tube material has good electric conductivity. Wherein, when conductive structure has electric conductivity, it is possible to conductive structure is multiplexed with the first electrode or the second electrode.
Preferably, luminous organic material can adopt MEH-PPV, utilize head expander luminous, between the first electrode 15 and the second electrode 16 when energising, the voltage on the first electrode 15 and the second electrode 16 can be regulated by variable resistance, luminous organic material is made to send different colors, it is illustrated in figure 7 MEH-PPV material at different voltage (V1, V2, V3, V4, V5) luminescent spectrum under driving, wherein, under voltage V5 drives, MEH-PPV material can send the light of brown, under voltage V4 drives, MEH-PPV material can send the light of purple, under voltage V3 drives, MEH-PPV material can send the light of green, under voltage V2 drives, MEH-PPV material can send the light of blueness, under voltage V1 drives, MEH-PPV material can send the light of redness.
The setting of adjustable variable color display layer can cater to the demand of human vision, can show cool tone during such as ambient temperature height, can show warm tones, improve the visual experience of beholder when ambient temperature is low; And by adjustable variable color display layer, it is possible to when being changed without the backlight of display device, the chromaticity coordinates of display device being carried out a degree of adjustment, the colour cast improving display device is bad.
Present invention also offers a kind of liquid crystal indicator, as shown in Figure 8 and Figure 9, liquid crystal indicator includes display panels and the polaroid as above 9 being attached on described display panels, and display panels includes the color membrane substrates 11 and the array base palte 12 that are oppositely arranged.
Further, as shown in Figure 8, described liquid crystal indicator includes:
Temperature detecting module, for ambient temperature is detected, obtains ambient temperature value, and specifically, temperature detecting module can be realized by the temperature sensor being arranged on display panels;
Controlling module 10, for inputting first signal of telecommunication according to described ambient temperature value to described conductive structure so that the temperature of described display panels is not less than the first preset value, controlling module 10 can be connected with the conductive structure of polaroid by via 8.
Specifically, described control module 10 is specifically for when described ambient temperature value is lower than the second preset value, inputting first signal of telecommunication to described conductive structure so that the temperature of described display panels is not less than the first preset value; When described ambient temperature value is not less than the first preset value, stopping inputting first signal of telecommunication to described conductive structure, wherein, described second preset value is less than described first preset value.
So when liquid crystal indicator uses in the environment that temperature is relatively low, can by making conductive structure produce heat to the conductive structure applying signal of telecommunication, thus improving the temperature of liquid crystal indicator, avoid the liquid crystal in liquid crystal indicator that sticking phenomenon occurs, it is ensured that the display effect of liquid crystal indicator.
Specifically, described first preset value is 20 DEG C, and described second preset value is 10 DEG C. Certainly, in actually used, it is also possible to set the first preset value and the value of the second preset value as required.
As shown in Figure 10, when liquid crystal indicator works, first detect ambient temperature, when ambient temperature is lower than 10 DEG C, applies the signal of telecommunication to conductive structure and make conductive structure produce heat, liquid crystal indicator is heated; When ambient temperature is higher than 20 DEG C, it is possible to no longer apply the signal of telecommunication to conductive structure, stop liquid crystal indicator being heated.
Further, described control module is additionally operable to when removing described polaroid from described display panels, second signal of telecommunication is inputted to described conductive structure, the temperature making described polaroid is not less than the 3rd preset value, described 3rd preset value is enable to the temperature that adhesive layer melts, specifically, the 3rd preset value can be 80 DEG C. So, make conductive structure produce heat by applying the signal of telecommunication to conductive structure, and then make, by the adhesive layer retrogradation between polaroid and display panels, to be conducive to removing of polaroid, it is to avoid damage display panels.
Further, when polaroid also includes thermochromic layer, as shown in figure 11, when to conductive structure input electrical signal, the heat that conductive structure produces can also make thermochromic layer variable color, as being heated so that thermochromic layer shows warm tones when ambient temperature is low, thus improving the visual experience of beholder; And by thermochromic layer 13, can when being changed without the backlight of display device, by adjusting the color of thermochromic layer 13 display to conductive structure input electrical signal, the chromaticity coordinates of display device being carried out a degree of adjustment, the colour cast improving display device is bad.
Further, when polaroid also includes adjustable variable color display layer, between the first electrode 15 and the second electrode 16 when energising, the voltage on the first electrode 15 and the second electrode 16 can be regulated by variable resistance, make luminous organic material send different colors, and then make the color that adjustable variable color display layer shows cater to the demand of human vision, during such as ambient temperature height, cool tone can be shown, warm tones can be shown when ambient temperature is low, improve the visual experience of beholder; And by adjustable variable color display layer, it is possible to when being changed without the backlight of display device, the chromaticity coordinates of display device being carried out a degree of adjustment, the colour cast improving display device is bad.
The above is the preferred embodiment of the present invention; it should be pointed out that, for those skilled in the art, under the premise without departing from principle of the present invention; can also making some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (16)
1. a polaroid, it is characterised in that be provided with after receiving the signal of telecommunication in described polaroid producing the conductive structure of heat.
2. polaroid according to claim 1, it is characterised in that protective layer that described polaroid includes sequentially arranging, polarizing layer and for the adhesive layer with substrate sticking, described conductive structure is the described adhesive layer doped with conducting particles.
3. polaroid according to claim 1; it is characterized in that; protective layer that described polaroid includes sequentially arranging, polarizing layer and for the adhesive layer with substrate sticking, described conductive structure includes the described adhesive layer doped with conducting particles and the heat-conducting layer between described adhesive layer and described polarizing layer.
4. the polaroid according to Claims 2 or 3, it is characterised in that described adhesive layer is the pressure-sensitive adhesive layer doped with silver particles.
5. polaroid according to claim 1, it is characterised in that protective layer that described polaroid includes sequentially arranging, polarizing layer and for the adhesive layer with substrate sticking, described conductive structure is the heat-conducting layer between described adhesive layer and described polarizing layer.
6. the polaroid according to claim 3 or 5, it is characterised in that described heat-conducting layer is made for adopting carbon nano-tube material.
7. polaroid according to claim 1, it is characterised in that described polaroid also includes:
The thermochromic layer being disposed adjacent with described conductive structure.
8. polaroid according to claim 1, it is characterised in that described polaroid also includes:
After receiving the different size of signal of telecommunication, it is possible to the adjustable variable color display layer of display different colours.
9. polaroid according to claim 8, it is characterised in that described adjustable variable color display layer includes:
First electrode, the second electrode and the luminous organic material between described first electrode and the second electrode.
10. polaroid according to claim 9, it is characterised in that when described conductive structure can conduct electricity, described conductive structure is multiplexed with described first electrode or the second electrode.
11. a liquid crystal indicator, it is characterised in that include display panels and the polaroid as according to any one of claim 1-10 being attached on described display panels.
12. liquid crystal indicator according to claim 11, it is characterised in that described liquid crystal indicator includes:
Temperature detecting module, for ambient temperature is detected, obtains ambient temperature value;
Control module, for inputting first signal of telecommunication according to described ambient temperature value to described conductive structure so that the temperature of described display panels is not less than the first preset value.
13. liquid crystal indicator according to claim 12, it is characterised in that
Described control module is specifically for when described ambient temperature value is lower than the second preset value, inputting first signal of telecommunication to described conductive structure so that the temperature of described display panels is not less than the first preset value; When described ambient temperature value is not less than the first preset value, stopping inputting first signal of telecommunication to described conductive structure, wherein, described second preset value is less than described first preset value.
14. liquid crystal indicator according to claim 13, it is characterised in that described first preset value is 20 DEG C, described second preset value is 10 DEG C.
15. liquid crystal indicator according to claim 12, it is characterised in that
Described control module is additionally operable to, when removing described polaroid from described display panels, input second signal of telecommunication to described conductive structure so that the temperature of described polaroid is not less than the 3rd preset value.
16. liquid crystal indicator according to claim 15, it is characterised in that described 3rd preset value is 80 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610240346.8A CN105676337B (en) | 2016-04-18 | 2016-04-18 | A kind of polaroid and liquid crystal display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610240346.8A CN105676337B (en) | 2016-04-18 | 2016-04-18 | A kind of polaroid and liquid crystal display device |
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| CN105676337A true CN105676337A (en) | 2016-06-15 |
| CN105676337B CN105676337B (en) | 2018-09-14 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110379786A (en) * | 2019-08-12 | 2019-10-25 | 芜湖乐知智能科技有限公司 | A kind of OLED display screen mould group |
| CN113741110A (en) * | 2021-08-16 | 2021-12-03 | 河北工业大学 | Thermosensitive color-changing bistable display |
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| CN101975996A (en) * | 2010-08-26 | 2011-02-16 | 江苏万新光学有限公司 | Method and device for producing polarizing film having local polarization effect |
| CN102439513A (en) * | 2009-04-30 | 2012-05-02 | Lg电子株式会社 | Display apparatus |
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| CN101566759A (en) * | 2008-04-25 | 2009-10-28 | 清华大学 | Liquid crystal display |
| CN102439513A (en) * | 2009-04-30 | 2012-05-02 | Lg电子株式会社 | Display apparatus |
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| CN110379786A (en) * | 2019-08-12 | 2019-10-25 | 芜湖乐知智能科技有限公司 | A kind of OLED display screen mould group |
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| CN113741110A (en) * | 2021-08-16 | 2021-12-03 | 河北工业大学 | Thermosensitive color-changing bistable display |
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| CN105676337B (en) | 2018-09-14 |
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