CN106597721B - Display panel, display device and manufacturing method of display panel - Google Patents
Display panel, display device and manufacturing method of display panel Download PDFInfo
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- CN106597721B CN106597721B CN201611105248.XA CN201611105248A CN106597721B CN 106597721 B CN106597721 B CN 106597721B CN 201611105248 A CN201611105248 A CN 201611105248A CN 106597721 B CN106597721 B CN 106597721B
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- 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
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Abstract
The invention discloses a display panel, a display device and a manufacturing method of the display panel, wherein the display panel comprises a display panel body, a plurality of pixel units arranged in the display panel body, a driving module arranged in the display panel body and connected with the pixel units, and a photoelectric conversion device used for absorbing light energy and converting the light energy into electric energy, wherein the photoelectric conversion device is arranged on the light emergent side of the display panel body and is electrically connected with the driving module; the photoelectric conversion device comprises a light-transmitting area and a light-absorbing area, the pixel unit comprises a pixel light-transmitting area and a pixel light-shading area, the light-transmitting area corresponds to the pixel light-transmitting area, and the light-absorbing area corresponds to the pixel light-shading area. The light that the display panel body sent sees through the light-transmitting zone and realizes luminous display, and the external visible light is absorbed in the extinction area, improves the demonstration contrast of display panel body, and photoelectric conversion device converts the light energy of absorption into electric energy output and gives drive module, utilizes the absorptive light energy in extinction area, reduces the energy consumption of display panel body.
Description
Technical Field
The invention relates to the technical field of display panels, in particular to a display panel, a display device and a manufacturing method of the display panel.
Background
Thin Film Transistor Liquid Crystal Display (TFT-LCD) has a dominant position in the current Display panel market due to its small size, low power consumption, no radiation, and other features. The thin film transistor liquid crystal display panel mainly comprises an array substrate, an opposite substrate, liquid crystal molecules positioned between the two substrates and a backlight source. The array substrate is provided with a plurality of pixel units arranged in a matrix, and each pixel unit is provided with a thin film transistor, a metal signal wire and a pixel electrode. In each pixel cell, a region through which light in the backlight can pass is generally referred to as a light-transmitting region, and a region through which light in the backlight cannot pass is generally referred to as a light-blocking region.
When the current display panel is applied outdoors, certain problems still exist, especially under the condition of larger outdoor light intensity, the problem of poor outdoor contrast is to be solved urgently by the current display panel applied outdoors. In the prior art, the method comprises two modes: 1) increasing the self-luminous intensity of the display panel improves the contrast ratio, but it causes a power consumption problem and reduces the use stability of the display panel; 2) the absorption of the display panel to external natural light is increased, and the external natural light is absorbed by introducing materials similar to light absorbers and the like into the display panel, so that the contrast is improved, but according to the energy conservation principle, the absorbed light energy is often converted into heat energy, and the performance of the display panel is influenced.
Accordingly, the prior art is yet to be improved and developed.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a solution to the above-mentioned drawbacks of the prior art
A display panel, a display device and a manufacturing method of the display panel aim to solve the problem that the contrast of the display panel is poor when outdoor light intensity is high in the prior art.
The technical scheme adopted by the invention for solving the technical problem is as follows:
the utility model provides a display panel, includes the display panel body, sets up a plurality of pixel in the display panel body, and sets up this internal and drive module who is connected with pixel in the display panel, wherein, it still includes: the photoelectric conversion device is arranged on the light emitting side of the display panel body and used for absorbing light energy and converting the light energy into electric energy, and the photoelectric conversion device is electrically connected with the driving module; the photoelectric conversion device comprises a light transmitting area and a light absorbing area, the pixel unit comprises a pixel light transmitting area and a pixel light shading area, the light transmitting area corresponds to the pixel light transmitting area, and the light absorbing area corresponds to the pixel light shading area.
The display panel is characterized in that the area of the light transmission area is larger than that of the pixel light transmission area.
The display panel is characterized in that the distance between the edge of the light-transmitting area and the edge of the pixel light-transmitting area is 1-3 mu m.
The display panel, wherein, the photoelectric conversion device is a flexible thin film photovoltaic cell.
The display panel, wherein the photoelectric conversion device is an organic photovoltaic cell/perovskite cell/dye panel photovoltaic cell.
The display panel, wherein, the area of the photoelectric conversion device towards one side of the display panel is equal to the area of the light emergent side of the display panel.
A display device, wherein it comprises a display panel as described in any of the above.
The manufacturing method of the display panel comprises the following steps:
manufacturing a display panel;
manufacturing a photoelectric conversion device, and forming a light transmitting area capable of transmitting light and a light absorbing area capable of absorbing light energy on the photoelectric conversion device;
the photoelectric conversion device is attached to the light emergent side of the display panel by a film pasting process, the light transmission area of the photoelectric conversion device corresponds to the light transmission area of the display panel, and the light absorption area of the photoelectric conversion device corresponds to the light shading area of the display panel.
The manufacturing method of the display panel comprises the step of manufacturing the display panel, wherein the photoelectric conversion device is a flexible thin film photovoltaic cell.
Has the advantages that: compared with the prior art, the photoelectric conversion device is arranged on the light emergent side of the display panel body, and the light transmitting area corresponds to the pixel light transmitting area, so that light emitted by the display panel body can effectively penetrate through the photoelectric conversion device to realize luminous display; the light absorption area corresponds to the pixel shading area, so that the photoelectric conversion device can effectively absorb external visible light, the display contrast of the whole display panel body is improved, and particularly the display contrast of the display panel body in an external strong light environment is improved. Meanwhile, the photoelectric conversion device converts the light energy absorbed by the light absorption region into electric energy and outputs the electric energy to the driving module for the driving module to use, so that the light energy absorbed by the light absorption region is effectively utilized, the energy consumption of the display panel body is reduced, and the heat energy of the display panel body cannot be increased.
Drawings
Fig. 1 is a schematic structural diagram of a display panel body according to a preferred embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a preferred embodiment of the photoelectric conversion device according to the present invention.
Fig. 3 is a schematic structural diagram of a display panel according to a preferred embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to fig. 3, fig. 1 is a schematic structural diagram of a display panel body according to a preferred embodiment of the present invention; FIG. 2 is a schematic structural diagram of a preferred embodiment of the photoelectric conversion device according to the present invention; fig. 3 is a schematic structural diagram of a display panel according to a preferred embodiment of the invention.
The invention provides a display panel, which comprises a display panel body 1, a plurality of pixel units arranged in the display panel body 1, a driving module arranged in the display panel body 1 and connected with the pixel units, and a photoelectric conversion device 2 used for absorbing light energy and converting the light energy into electric energy, wherein the photoelectric conversion device 2 is arranged on the light-emitting side of the display panel body 1, and the photoelectric conversion device 2 is electrically connected with the driving module; the photoelectric conversion device 2 comprises a light transmitting area 3 and a light absorbing area 4, the pixel unit comprises a pixel light transmitting area 5 and a pixel light shielding area 6, the light transmitting area 3 corresponds to the pixel light transmitting area 5, and the light absorbing area 4 corresponds to the pixel light shielding area 6.
The driving module is electrically connected with the pixel unit so as to provide a display signal for the pixel unit. Each pixel unit is divided into a pixel light-transmitting area 5 through which light can pass, and a pixel light-blocking area 6 through which light cannot pass. The driving module controls the pixel unit to emit light with different colors, the light is displayed in full color through the pixel light-transmitting area 5, and the part of the pixel unit except the pixel light-transmitting area 5 is the pixel shading area 6 and does not participate in displaying.
The photoelectric conversion device 2 is arranged on the light emitting side of the display panel body 1, and the light transmitting area 3 corresponds to the pixel light transmitting area 5, so that light emitted by the display panel body 1 can effectively penetrate through the photoelectric conversion device 2 to realize light emitting display; light absorbing region 4 corresponds pixel shading region 6 for photoelectric conversion device 2 effectively absorbs external visible light, thereby improves the display contrast of whole display panel body 1, especially display panel body 1's under the external highlight environment display contrast. Meanwhile, the photoelectric conversion device 2 converts the light energy absorbed by the light absorption region 4 into electric energy and outputs the electric energy to the driving module for the driving module to use, so that the light energy absorbed by the light absorption region 4 is effectively utilized, the energy consumption of the display panel body 1 is reduced, and the heat energy of the display panel body 1 cannot be increased.
Further, the area of light-transmitting area 3 is greater than the area of pixel light-transmitting area 5, and when the light-emitting side of photoelectric conversion device 2 and display panel body 1 corresponds the laminating, there is the clearance between the edge of light-transmitting area 3 and the edge of pixel light-transmitting area 5, prevents that photoelectric conversion device 2 from absorbing the light that sends from pixel light-transmitting area 5 and leading to the reduction of display brightness of the light-emitting side of display panel body 1.
Preferably, the appearance shape of the transparent area 3 is the same as the appearance shape of the pixel transparent area 5, so that when the photoelectric conversion device 2 is correspondingly attached to the light emitting side of the display panel body 1, the pixel transparent area 5 can be placed at the center of the transparent area 3, and the gap between the edge of the transparent area 3 and the edge of the pixel transparent area 5 is uniform. The distance between the edge of the light-transmitting area 3 and the edge of the pixel light-transmitting area 5 is 1-3 μm, so that the pixel light-transmitting area 5 can be completely avoided while the irradiation light on the pixel shading area 6 is absorbed as much as possible.
Preferably, the photoelectric conversion device 2 is an organic photovoltaic cell/perovskite cell/dye panel photovoltaic cell.
Further, the area of the photoelectric conversion device 2 facing the display panel is equal to the area of the light-emitting side of the display panel, so that the light-absorbing region 4 can completely shield the pixel light-shielding region 6 except for the gap between the light-transmitting region 3 and the pixel light-transmitting region 5, and thus the irradiated light on the pixel light-shielding region 6 can be absorbed as much as possible.
The photoelectric conversion device 2 is electrically connected with the driving module through the voltage and current stabilizing module, and the voltage and current stabilizing module enables the photoelectric conversion device 2 to convert the absorbed light energy into electric energy and then stably convey the electric energy to the driving module.
The invention also provides a display device which comprises the display panel.
The invention also provides a manufacturing method of the display panel, which comprises the following steps: manufacturing a display panel;
manufacturing a photoelectric conversion device, and forming a light transmitting area capable of transmitting light and a light absorbing area capable of absorbing light energy on the photoelectric conversion device;
the photoelectric conversion device is attached to the light emergent side of the display panel by a film pasting process, the light transmission area of the photoelectric conversion device corresponds to the light transmission area of the display panel, and the light absorption area of the photoelectric conversion device corresponds to the light shading area of the display panel. Wherein the photoelectric conversion device is a flexible thin film photovoltaic cell.
In summary, the present invention provides a display panel, a display device and a method for manufacturing the display panel, including a display panel body, a plurality of pixel units disposed in the display panel body, a driving module disposed in the display panel body and connected to the pixel units, and a photoelectric conversion device for absorbing light energy and converting the light energy into electric energy, wherein the photoelectric conversion device is disposed on a light-emitting side of the display panel body, and the photoelectric conversion device is electrically connected to the driving module; the photoelectric conversion device comprises a light transmitting area and a light absorbing area, the pixel unit comprises a pixel light transmitting area and a pixel light shading area, the light transmitting area corresponds to the pixel light transmitting area, and the light absorbing area corresponds to the pixel light shading area. The photoelectric conversion device is arranged on the light emergent side of the display panel body, and the light transmitting area corresponds to the pixel light transmitting area, so that light emitted by the display panel body can effectively penetrate through the photoelectric conversion device to realize light emitting display; the light absorption area corresponds to the pixel shading area, so that the photoelectric conversion device can effectively absorb external visible light, the display contrast of the whole display panel body is improved, and particularly the display contrast of the display panel body in an external strong light environment is improved. Meanwhile, the photoelectric conversion device converts the light energy absorbed by the light absorption region into electric energy and outputs the electric energy to the driving module for the driving module to use, so that the light energy absorbed by the light absorption region is effectively utilized, the energy consumption of the display panel body is reduced, and the heat energy of the display panel body cannot be increased.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a display panel, includes the display panel body, sets up a plurality of pixel in the display panel body, and sets up this internal and drive module who is connected with pixel in the display panel, its characterized in that, it still includes: the photoelectric conversion device is arranged on the light emitting side of the display panel body and used for absorbing light energy and converting the light energy into electric energy, and the photoelectric conversion device is electrically connected with the driving module; the photoelectric conversion device comprises a light transmitting area and a light absorbing area, the pixel unit comprises a pixel light transmitting area and a pixel light shading area, the light transmitting area corresponds to the pixel light transmitting area, and the light absorbing area corresponds to the pixel light shading area.
2. The display panel of claim 1, wherein the area of the light transmissive region is larger than the area of the pixel light transmissive region.
3. The display panel according to claim 2, wherein a distance between an edge of the light-transmitting region and an edge of the pixel light-transmitting region is 1 to 3 μm.
4. The display panel according to claim 1, wherein the photoelectric conversion device is a flexible thin film photovoltaic cell.
5. The display panel according to claim 4, wherein the photoelectric conversion device is an organic photovoltaic cell/perovskite cell/dye panel photovoltaic cell.
6. The display panel according to claim 1, wherein an area of a side of the photoelectric conversion device facing the display panel is equal to an area of a light exit side of the display panel.
7. A display device comprising a display panel according to any one of claims 1 to 6.
8. The method for manufacturing a display panel according to claim 1, comprising: manufacturing a display panel;
manufacturing a photoelectric conversion device, and forming a light transmitting area capable of transmitting light and a light absorbing area capable of absorbing light energy on the photoelectric conversion device;
the photoelectric conversion device is attached to the light emergent side of the display panel by a film pasting process, the light transmission area of the photoelectric conversion device corresponds to the light transmission area of the display panel, and the light absorption area of the photoelectric conversion device corresponds to the light shading area of the display panel.
9. The method for manufacturing a display panel according to claim 8, wherein the photoelectric conversion device is a flexible thin film photovoltaic cell.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611105248.XA CN106597721B (en) | 2016-12-05 | 2016-12-05 | Display panel, display device and manufacturing method of display panel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611105248.XA CN106597721B (en) | 2016-12-05 | 2016-12-05 | Display panel, display device and manufacturing method of display panel |
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| CN106597721A CN106597721A (en) | 2017-04-26 |
| CN106597721B true CN106597721B (en) | 2020-10-27 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103760707A (en) * | 2014-01-09 | 2014-04-30 | 北京京东方光电科技有限公司 | Array substrate, liquid crystal display panel and display device |
| CN103941452A (en) * | 2014-03-17 | 2014-07-23 | 京东方科技集团股份有限公司 | Array substrate and display device |
| CN105761629A (en) * | 2016-04-29 | 2016-07-13 | 深圳市国显科技有限公司 | Self-electricity-generating energy-saving displayer |
| CN105892130A (en) * | 2016-06-20 | 2016-08-24 | 武汉华星光电技术有限公司 | Splicing type liquid crystal display device |
| CN105981193A (en) * | 2014-02-11 | 2016-09-28 | 株式会社半导体能源研究所 | Display device and electronic device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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- 2016-12-05 CN CN201611105248.XA patent/CN106597721B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103760707A (en) * | 2014-01-09 | 2014-04-30 | 北京京东方光电科技有限公司 | Array substrate, liquid crystal display panel and display device |
| CN105981193A (en) * | 2014-02-11 | 2016-09-28 | 株式会社半导体能源研究所 | Display device and electronic device |
| CN103941452A (en) * | 2014-03-17 | 2014-07-23 | 京东方科技集团股份有限公司 | Array substrate and display device |
| CN105761629A (en) * | 2016-04-29 | 2016-07-13 | 深圳市国显科技有限公司 | Self-electricity-generating energy-saving displayer |
| CN105892130A (en) * | 2016-06-20 | 2016-08-24 | 武汉华星光电技术有限公司 | Splicing type liquid crystal display device |
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| CN106597721A (en) | 2017-04-26 |
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