CN111725426B - Display device and electronic equipment - Google Patents
Display device and electronic equipment Download PDFInfo
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- CN111725426B CN111725426B CN202010529195.4A CN202010529195A CN111725426B CN 111725426 B CN111725426 B CN 111725426B CN 202010529195 A CN202010529195 A CN 202010529195A CN 111725426 B CN111725426 B CN 111725426B
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/85—Arrangements for extracting light from the devices
- H10K50/858—Arrangements for extracting light from the devices comprising refractive means, e.g. lenses
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/30—Devices specially adapted for multicolour light emission
- H10K59/38—Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/60—OLEDs integrated with inorganic light-sensitive elements, e.g. with inorganic solar cells or inorganic photodiodes
- H10K59/65—OLEDs integrated with inorganic image sensors
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The embodiment of the application provides a display device and electronic equipment, display device's double-deck insulating layer has relative first face and the second face that sets up, first face corresponds to display device's display surface, and double-base layer sets up the second face, first bonding layer sets up double-deck insulating layer with between the double-base layer, the foam blanket sets up double-base layer is kept away from double-base layer's one side, the second bonding layer sets up double-base layer with between the foam blanket, wherein, through-hole has been seted up to double-base layer, first bonding layer, foam blanket and second bonding layer, the through-hole is used for corresponding with the camera, the second face is provided with microlens array structure, just microlens array structure is located in the through-hole. This application increases the light transmittance of double-deck insulating layer through microlens array structure for the screen camera receive more light, possess better photographic effect.
Description
Technical Field
The application relates to the technical field of display, in particular to a display device and electronic equipment.
Background
In recent years, with the development of display technology, OLED devices (Organic Light Emitting diodes) have attracted more and more attention as a new display technology due to their characteristics of self-luminescence, wide viewing angle, high contrast, low power consumption, and very high response speed. With the wide development and deep application of the OLED technology, the pursuit of a high-screen-ratio (even full-screen) display screen with better visual experience has become one of the trends of the current display technology development, wherein the under-screen camera technology is more tolerant. The prior art is a camera technology under a screen. When a photo needs to be taken, the OLED device in the area is controlled to be extinguished, and light penetrates through the device from the outside and enters the camera. However, in the area of the camera under the screen, the light transmission performance of the double-layer insulating layer is poor, so that the light intensity received by the camera is limited. Therefore, increasing the light transmittance of the double-layer insulating layer is an urgent technical problem to be solved by those skilled in the art.
Disclosure of Invention
The embodiment of the application provides a display device and an electronic device, which can increase the light transmittance of a double insulating layer.
The application provides a display device, including:
the double-layer insulating layer is provided with a first surface and a second surface which are oppositely arranged, and the first surface corresponds to the display surface of the display device;
a double base layer disposed on the second face;
a first adhesive layer disposed between the double-layered insulating layer and the double-layered base layer;
the foam layer is arranged on one side of the double-base layer far away from the bipolar insulating layer;
a second adhesive layer disposed between the double base layer and the foam layer;
wherein, the through-hole has been seted up to two basic units, first bonding layer, foam layer and second bonding layer, the through-hole is used for corresponding with the camera, the second face is provided with microlens array structure, just microlens array structure is located in the through-hole.
In some embodiments, the microlens array structure includes microlenses and a grid structure, the microlenses being formed within the grid structure.
In some embodiments, the lattice structure is formed from polytetrafluoroethylene.
In some embodiments, the grid structure is a square grid or a regular hexagonal grid.
In some embodiments, the grid structure is electrohydrodynamic jet printed on the second side to form a patterned grid structure.
In some embodiments, the lattice structure is filled with droplets that form the microlenses by curing.
In some embodiments, the aperture of the microlens is 10 to 200 μm.
In some embodiments, the display device further comprises a substrate, an organic electroluminescent layer, a film packaging layer, a protective film, a first optical adhesive, a polarizer, a second optical adhesive and a film, wherein the substrate, the organic electroluminescent layer, the film packaging layer, the protective film, the first optical adhesive, the polarizer, the second optical adhesive and the film are sequentially stacked on the first surface.
In some embodiments, the double-layer insulating layer is formed by two polyimide films.
The embodiment of the application further provides an electronic device, which comprises a display device and a camera, wherein the display device is provided with the through hole, and the camera corresponds to the through hole.
The embodiment of the application provides a display device and electronic equipment, display device include double-deck insulating layer, two basic units, first adhesion layer, foam blanket and second adhesion layer, and double-deck insulating layer has relative first face and the second face that sets up, first face corresponding to display device's display surface, two basic units set up the second face, first adhesion layer sets up double-deck insulating layer with between the two basic units, the foam blanket sets up two basic units are kept away from the one side of bipolar insulating layer, the second adhesion layer sets up two basic units with between the foam blanket, wherein, the through-hole has been seted up to two basic units, first adhesion layer, foam blanket and second adhesion layer, the through-hole is used for corresponding with the camera, the second face is provided with microlens array structure, just microlens array structure is located in the through-hole. This application increases the light transmittance of double-deck insulating layer through microlens array structure for the screen camera receive more light, possess better photographic effect.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a display device according to an embodiment of the present application.
Fig. 2 is a top view of a microlens array structure according to an embodiment of the present disclosure.
Fig. 3 is a side view of a microlens array structure provided in an embodiment of the present application.
Fig. 4 is another schematic structural diagram of a display device according to an embodiment of the present application.
Fig. 5 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that in the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present application.
The embodiment of the application provides a display device and an electronic device, and the display device is described in detail below.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a display device according to an embodiment of the present disclosure. Wherein, the embodiment of the present application provides a display device 10, the display device 10 includes a double-layer insulating layer 11, a double-base layer 12, a first adhesive layer 13, a foam layer 14 and a second adhesive layer 15, the double-layer insulating layer 11 has a first surface 11a and a second surface 11b which are oppositely disposed, the first surface 11a corresponds to the display surface of the display device 10, the double-base layer 12 is disposed on the second surface 11b, the first adhesive layer 13 is disposed between the double-layer insulating layer 11 and the double-base layer 12, the foam layer 14 is disposed on the surface of the double-base layer 12 far away from the double-base insulating layer, the second adhesive layer 15 is disposed between the double-base layer 12 and the foam layer 14, wherein the through hole 16 is disposed on the double-base layer 12, the first adhesive layer 13, the foam layer 14 and the second adhesive layer 15, the through hole 16 is used for corresponding to the camera 20, the second surface 11b is provided with a microlens array structure 17, and the microlens array structure 17 is located within the via hole 16.
The first surface 11a is an upper surface of the double-layer insulating layer 11, the second surface 11b is a lower surface of the double-layer insulating layer 11, the first surface 11a corresponds to a display surface of the display device 10, and the second surface 11b corresponds to a non-display surface of the display device 10.
Alternatively, the first adhesive layer 13 may adhere the double-layered insulating layer 11 and the double base layer 12, and the second adhesive layer 15 may adhere the foam layer 14 and the double base layer 12.
In addition, the microlens array structure 17 can reduce total reflection, thereby increasing the light transmittance of the double insulating layers, so that more light rays received by the camera 20 under the screen have better photographing effect.
Referring to fig. 2 and fig. 3, fig. 2 is a top view of a microlens array structure according to an embodiment of the present disclosure. Fig. 3 is a side view of a microlens array structure provided in an embodiment of the present application. The microlens array structure 17 includes microlenses 172 and a grid structure 171, and the microlenses 172 are formed in the grid structure 171.
It should be noted that the grid structure 171 includes a plurality of grids, and each grid may have one microlens 172 disposed therein, and each microlens 172 is separated by the grid structure 171. With this configuration, the duty ratio of the lens array structure can be improved.
Wherein the mesh structure 171 is formed of teflon. Of course, the grid structure 171 may also be made of other materials, and redundant description is not repeated in this embodiment.
Wherein, the grid structure 171 is a square grid or a regular hexagonal grid. Of course, the grid structure 171 may also be other structures, such as a diamond shape. Grid structure 171 adopts this kind of structure in the embodiment of this application, can further promote the duty cycle of microlens 172 array, can effectively increase the light transmissivity of double-insulation layer, makes the camera lens receive more light to let under the screen camera 20 can have better formation of image effect.
Wherein the mesh structure 171 is electrohydrodynamic jet printed on the second side 11b to form a patterned mesh structure 171.
It should be noted that, the electrohydrodynamic jet printing is different from the traditional ink-jet printing method that adopts "squeezing", and the electrohydrodynamic jet printing adopts the spatial electric field drive, and ejects the liquid drop with the minimum diameter from the top of the taylor cone in the "pulling" manner. The process mode can realize printing of submicron-level liquid drops, is easy to spray and not easy to block, has resolution ratio not influenced by the diameter of a nozzle, can form grids with any shape, and can easily form square or regular hexagon anisotropic aperture microlenses 172 on the surface of the double-insulation-layer structure. Therefore, compared with the processes of photoetching, wet etching, nano imprinting and the like which need expensive molds, the duty ratio of the microlens 172 array can be further improved on the premise of saving cost, and better light transmittance is realized.
Wherein the grid structure 171 is filled with droplets that form the microlenses 172 by curing.
Note that, since the mesh can isolate the droplets from each other, the microlenses 172 can be formed in the mesh. In addition, the microlens 172 may be formed by ultraviolet heat curing the liquid droplet.
Wherein the aperture of the micro lens 172 is 10 to 200 μm. It is understood that the aperture of the microlens 172 may be 10 μm, 20 μm, 100 μm, 1500 μm, 200 μm, and the like. Setting the aperture of the microlens 172 in this range in the embodiment of the present application enables the total reflection to be reduced more favorably.
Referring to fig. 4, fig. 4 is another schematic structural diagram of the display device according to the embodiment of the present disclosure, in which the display device 10 further includes a substrate 18, an organic electroluminescent layer 19, a film encapsulation layer 101, a protective film 102, a first optical adhesive 103, a polarizer 104, a second optical adhesive 105, and a film 106, and the substrate 18, the organic electroluminescent layer 19, the film encapsulation layer 101, the protective film 102, the first optical adhesive 103, the polarizer 104, the second optical adhesive 105, and the film 106 are sequentially stacked on the first surface 11 a.
Of course, the display device 10 may also include other structures, which are described in more detail in the embodiments of the present application.
Wherein the double-layered insulating layer 11 is formed by two polyimide films.
The display device 10 provided by the embodiment of the application includes a double-layer insulating layer 11, a double-base layer 12, a first adhesive layer 13, a foam layer 14 and a second adhesive layer 15, the double-layer insulating layer 11 has a first face 11a and a second face 11b which are oppositely arranged, the first face 11a corresponds to the display face of the display device 10, the double-base layer 12 is arranged on the second face 11b, the first adhesive layer 13 is arranged between the double-layer insulating layer 11 and the double-base layer 12, the foam layer 14 is arranged on the one face of the double-base layer 12 far away from the double-pole insulating layer, the second adhesive layer 15 is arranged between the double-base layer 12 and the foam layer 14, wherein the double-base layer 12, the first adhesive layer 13, the foam layer 14 and the second adhesive layer 15 are provided with a through hole 16, the through hole 16 is used for corresponding to the camera 20, the second face 11b is provided with a micro-lens array structure 17, and the microlens array structure 17 is located within the via hole 16. This application increases double-deck insulating layer 11's light transmittance through microlens array structure 17 for camera 20's under the screen more light of receiving possesses better photographic effect.
Referring to fig. 5, fig. 5 is a schematic structural diagram of an electronic apparatus according to an embodiment of the present disclosure, in which the electronic apparatus 100 includes a display device 10 and a camera 20, the display device 10 is the above-mentioned display device 10, and the camera 20 corresponds to the through hole 16. Since the display device 10 has been described in detail in the above embodiments, the display device 10 is not described in detail in this embodiment. Since the display device 10 of the present application uses the display device 10 of the above-described embodiment, the electronic apparatus 100 of the present application also inherits all the technical effects of the above-described display device 10.
The display device and the electronic device provided by the embodiments of the present application are described in detail above, and the principles and embodiments of the present application are explained herein by applying specific examples, and the descriptions of the above embodiments are only used to help understanding the present application. Meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (10)
1. A display device, comprising:
the double-layer insulating layer is provided with a first surface and a second surface which are oppositely arranged, and the first surface corresponds to the display surface of the display device;
a double base layer disposed on the second face;
a first adhesive layer disposed between the double-layered insulating layer and the double-layered base layer;
the foam layer is arranged on one surface, far away from the double-layer insulating layer, of the double-base layer;
a second adhesive layer disposed between the double base layer and the foam layer;
wherein, the through-hole has been seted up to two basic units, first bonding layer, foam layer and second bonding layer, the through-hole is used for corresponding with the camera, the second face is provided with microlens array structure, just microlens array structure is located in the through-hole.
2. The display device according to claim 1, wherein the microlens array structure comprises microlenses and a lattice structure, the microlenses being formed within the lattice structure.
3. The display device according to claim 2, wherein the mesh structure is formed of polytetrafluoroethylene.
4. The display device according to claim 2, wherein the mesh structure is a square mesh or a regular hexagonal mesh.
5. The display device of claim 2, wherein the grid structure is electrohydrodynamic jet printed on the second side to form a patterned grid structure.
6. The display device according to claim 2, wherein the lattice structure is filled with liquid droplets which form the microlenses by curing.
7. The display device according to claim 2, wherein the aperture of the microlens is 10 to 200 μm.
8. The display device according to claim 1, further comprising a substrate, an organic electroluminescent layer, a film encapsulation layer, a protective film, a first optical adhesive, a polarizer, a second optical adhesive, and a film, wherein the substrate, the organic electroluminescent layer, the film encapsulation layer, the protective film, the first optical adhesive, the polarizer, the second optical adhesive, and the film are sequentially stacked on the first surface.
9. The display device according to claim 1, wherein the double-layer insulating layer is formed by two polyimide films.
10. An electronic device, comprising a display device according to any one of claims 1 to 9 and a camera corresponding to the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010529195.4A CN111725426B (en) | 2020-06-11 | 2020-06-11 | Display device and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010529195.4A CN111725426B (en) | 2020-06-11 | 2020-06-11 | Display device and electronic equipment |
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| Publication Number | Publication Date |
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| CN111725426A CN111725426A (en) | 2020-09-29 |
| CN111725426B true CN111725426B (en) | 2021-06-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112582570A (en) * | 2020-12-09 | 2021-03-30 | 武汉华星光电半导体显示技术有限公司 | Display module |
| CN112768474B (en) * | 2021-01-05 | 2023-05-30 | 武汉华星光电半导体显示技术有限公司 | Display panel and display device |
| CN112786809A (en) * | 2021-01-12 | 2021-05-11 | 武汉华星光电半导体显示技术有限公司 | Display device and manufacturing method thereof |
| CN112909204B (en) * | 2021-02-02 | 2022-09-09 | 武汉华星光电半导体显示技术有限公司 | Display panel, manufacturing method thereof and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102648410B1 (en) * | 2016-03-11 | 2024-03-18 | 엘지디스플레이 주식회사 | Near eye display |
| KR102675011B1 (en) * | 2016-11-28 | 2024-06-17 | 삼성디스플레이 주식회사 | Display device |
| KR20200042582A (en) * | 2018-10-15 | 2020-04-24 | 삼성디스플레이 주식회사 | Display device and fabricating method thereof |
| CN110297365A (en) * | 2019-06-27 | 2019-10-01 | 武汉天马微电子有限公司 | Array substrate, display panel and display device |
| CN210156380U (en) * | 2019-09-19 | 2020-03-17 | 上海和辉光电有限公司 | Display panel and display device |
| CN111199999B (en) * | 2019-11-08 | 2023-07-11 | 华为技术有限公司 | Screen assembly and electronic equipment |
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