CN110047380B - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN110047380B CN110047380B CN201910234053.2A CN201910234053A CN110047380B CN 110047380 B CN110047380 B CN 110047380B CN 201910234053 A CN201910234053 A CN 201910234053A CN 110047380 B CN110047380 B CN 110047380B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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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
- H10K59/50—OLEDs integrated with light modulating elements, e.g. with electrochromic elements, photochromic elements or liquid crystal elements
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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
Abstract
The invention provides a display panel and a display device, wherein a display area and a functional area are defined on the surface of the display panel, a pixel array is arranged on the functional area and comprises a pixel area and a light transmission area, the light transmission area comprises a substrate layer, an organic layer, a metal layer and an encapsulation layer which are sequentially arranged, all film layers of the light transmission area are made of flexible materials, and the light transmission area is telescopic; when the light-transmitting area is in a contraction state, the pixels are close to each other, the light-transmitting area is small, the functional area can be combined with the display area to achieve complete display on the surface of the display panel, when the light-transmitting area is in a stretching state, the pixels are far away from each other, the light-transmitting area is large, and the imaging effect of the camera under the screen is enhanced.
Description
Technical Field
The present invention relates to the field of display panel technologies, and in particular, to a display panel and a display device.
Background
With the updating of smart phones, the market occupation rate of high-screen-ratio mobile phones is higher and higher, and mobile phone manufacturers can design sensors below the screen as much as possible in order to improve the screen occupation ratio. At present, the under-screen fingerprint identification technology is commercialized, the screen sounding and under-screen iris identification technology is more and more mature, and the screen occupation ratio is further improved. However, the front-facing camera has a high requirement on the imaging quality, and the imaging quality of the camera under the screen is poor, so that the realization difficulty of the camera under the screen is high.
To implement an under-screen camera, there are many design methods in the prior art, one of which is to reduce the PPI (pixel density) of the screen above the front camera area. The concrete implementation is as follows: the display screen is divided into a display area and a functional area, and the front camera is arranged below the functional area; the PPI of the display area is high, the proportion of the PPI in the display screen is high, and the picture can be displayed more finely; the functional area PPI is low, and a simple picture can be displayed. The functional area has some regions to have no metal to walk the line, can see through light for leading camera is taken a picture and is used. However, in practice, it is found that the PPI of the functional region is reduced too much, which affects the display image quality, and if the image quality is not affected, the area of the functional region can only be reduced, which affects the imaging effect of the off-screen camera.
Therefore, there is a need to develop a new display panel to overcome the drawbacks of the prior art.
Disclosure of Invention
An object of the present invention is to provide a display panel, which can solve the problem of poor imaging quality of the off-screen camera in the prior art.
In order to achieve the above object, the present invention provides a display panel, a display area and a functional area are defined on a surface of the display panel, a pixel array is disposed on the functional area, the pixel array comprises a pixel area and a light-transmitting area, the light-transmitting area comprises a substrate layer, an organic layer, a metal layer and an encapsulation layer, the substrate layer, the organic layer, the metal layer and the encapsulation layer are sequentially disposed, all layers of the light-transmitting area are made of flexible materials, and the light-transmitting area is flexible; when the light-transmitting area is in a contraction state, each pixel is close to each other, the light-transmitting area is small, meanwhile, the functional area and the display area can be combined together to achieve complete display of the surface of the display panel, when the light-transmitting area is in a stretching state, each pixel is far away from each other, and the light-transmitting area is large.
Further, in other embodiments, a camera module or an optical sensor unit is disposed at a position below the functional region.
Further, in other embodiments, the camera module can extend and retract the light-transmitting area by moving up and down.
Further, in other embodiments, the material used for the metal layer includes molybdenum or titanium metal.
Further, in other embodiments, wherein the functional region has a diameter size in the range of 1-5 mm.
Further, in other embodiments, the pixel region includes the substrate, the thin-film transistor layer, and the encapsulation layer, which are sequentially disposed.
Further, in other embodiments, wherein the functional regions comprise a number of 2 or more.
Further, in other embodiments, a camera module or an optical sensor is correspondingly disposed under each of the functional regions.
Another objective of the present invention is to provide a display device, which includes a body, the display panel according to the present invention is disposed on the body, wherein a driving member is disposed on the body, and the driving member can control the up-and-down movement of the camera module to drive the transparent area to switch between the retracted state and the extended state.
Further, in other embodiments, the main body is further provided with a main board, and the display effect of the display area and the display effect of the functional area can be regulated and controlled by controlling the main board.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a display panel and a display device, wherein all film layers of a light-transmitting area are made of flexible materials and can stretch, and all pixels are close to or far away from each other by controlling the stretching state of the light-transmitting area; when the camera need not shoot under the screen, the light transmission district contracts, and each pixel is close to each other, and the functional area combines the complete demonstration that realizes the display panel surface together with the display area, and when the camera need shoot under the screen, the light transmission district is tensile, and each pixel is kept away from each other, and the light transmission district increases, and camera formation of image effect strengthens under the screen.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, 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 top view of a display panel provided in embodiment 1 of the present invention;
fig. 2 is a schematic cross-sectional structure view of the functional region when the light-transmitting region is in a contracted state according to embodiment 1 of the present invention;
fig. 3 is a schematic top view of the functional region when the light-transmitting region is in the contracted state according to embodiment 1 of the present invention;
fig. 4 is a schematic structural diagram of each pixel when the light-transmitting region is in a contracted state according to embodiment 1 of the present invention;
fig. 5 is a schematic cross-sectional view of the functional region when the light-transmitting region is in a stretched state according to embodiment 1 of the present invention;
fig. 6 is a schematic top view of the functional region when the transparent region is in a stretched state according to embodiment 1 of the present invention;
fig. 7 is a schematic structural diagram of each pixel when the light-transmitting region is in a stretched state according to embodiment 1 of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Specific structural and functional details disclosed herein are merely representative and are provided for purposes of describing example embodiments of the present invention. The present invention may, however, be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.
In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.
Example 1
Referring to fig. 1, a display panel is provided in the present embodiment, and fig. 1 is a schematic top view of the display panel provided in the present embodiment, a functional area 1 and a display area 2 are defined on a surface of the display panel, a diameter of the functional area 1 is 1-5mm, and a camera module is disposed below the functional area.
Referring to fig. 2, 3 and 4, the functional region 1 is provided with an array of pixels 100, including a pixel region 10 and a transparent region 20. The pixel region 10 comprises a substrate layer 11, a thin film transistor layer 12 and an encapsulation layer 13 which are arranged in sequence; the thin-film transistor layer 12 includes a buffer layer 121, a gate insulating layer 122, a gate layer 123, a source drain layer 124, and a pixel electrode layer 125, which are sequentially disposed.
Light-transmitting area 20 includes substrate base plate layer 21, organic layer 22, metal level 200 and the encapsulation layer 23 that sets gradually, and substrate base plate layer 21, organic layer 22 and encapsulation layer 23 all adopt flexible material, can take place to warp under the effect of external force, and metal level 200 adopts bendable metal, so whole light-transmitting area 20 is the telescopic, has shrink and tensile two kinds of states.
The metal layer 200 may be made of molybdenum or titanium, or may be made of other metals with good bending property, and may be determined as needed, which is not limited herein.
The camera at the position below the functional area 1 can move up and down, and the light-transmitting area 20 can deform due to the fact that the light-transmitting area 20 is made of flexible materials by moving upwards to contact the functional area 1 and jack up the functional area 1, so that the light-transmitting area 20 is stretched by the upward acting force of the camera; as the camera moves down, the light transmissive region 20 contracts.
Fig. 2 is a schematic cross-sectional structure diagram of the functional region when the transmissive region is in a contracted state, provided by this embodiment, fig. 3 is a schematic structural diagram of the functional region when the trace is in a contracted state, provided by this embodiment, fig. 4 is a schematic structural diagram of each pixel when the trace is in a contracted state, provided by this embodiment, when the transmissive region 20 is in a contracted state, each pixel 100 is close to each other, the pixel density in the functional region 1 is increased, the area of the transmissive region 20 is increased, the functional region 1 and the display region 2 are combined together to realize complete display of the display panel surface, and the display quality of the functional region of the display panel is improved due to the increase of the PPI.
Referring to fig. 5, fig. 6 and fig. 7, fig. 5 is a schematic cross-sectional structure of the functional region provided in this embodiment when the light-transmitting region is in a stretched state, fig. 6 is a schematic structural view of the functional region provided in this embodiment when the trace is in a stretched state, and fig. 7 is a schematic structural view of each pixel provided in this embodiment when the trace is in a stretched state, when the light-transmitting region 20 is in a stretched state, each pixel 100 is far away from each other, the pixel density in the functional region 1 becomes small, and the area of the light-transmitting region 20 becomes large, so that the light obtained by the camera at the position below the functional region 1 is increased, and the imaging effect is enhanced.
In other embodiments, the number of functional regions is not limited to 1, and may be two or more; the setting position of the functional area is not limited to the upper part of the display panel, and can be at any position of the display panel; the number, size and position of the functional regions can be determined according to the needs, and are not limited herein.
Example 2
The embodiment provides a display device, which includes a body, the display panel according to the present invention is disposed on the body, and a driving member is disposed on the body, and the driving member can control the up-and-down movement of the camera to drive the light-transmitting area 20 to switch between a retracted state and an extended state.
When the camera does not need to take pictures, the driving part controls the camera to move downwards, the light-transmitting area 20 contracts, the pixels 100 are close to each other, the area of the pixel area 10 in the functional area 1 is increased, the area of the light-transmitting area 20 is decreased, the pixel density in the functional area 1 is increased, the functional area 1 and the display area 2 are combined together to realize complete display of the surface of the display panel, and the PPI is increased, so that the display quality of the functional area of the display panel is improved; when the camera need take a picture under the screen, driving piece control camera rebound, printing opacity district 20 is tensile, and each pixel 100 keeps away from each other, and the pixel density grow in the functional area 1, and the pixel district 10 area in the functional area 1 diminishes, and the printing opacity district 20 area increase, and the camera formation of image effect under the screen strengthens.
The main body is further provided with a main board, and the display effect of the two areas, namely the display area 1 and the functional area 2, can be regulated and controlled through the main board.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a display panel and a display device, wherein all film layers of a light-transmitting area are made of flexible materials and can stretch, and all pixels are close to or far away from each other by controlling the stretching state of the light-transmitting area; when the camera need not shoot under the screen, the light transmission district contracts, and each pixel is close to each other, and the functional area combines the complete demonstration that realizes the display panel surface together with the display area, and when the camera need shoot under the screen, the light transmission district is tensile, and each pixel is kept away from each other, and the light transmission district increases, and camera formation of image effect strengthens under the screen.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A display panel is characterized in that a display area and a functional area are defined on the surface of the display panel, a pixel array is arranged on the functional area and comprises a pixel area and a light transmission area, the light transmission area comprises a substrate layer, an organic layer, a metal layer and an encapsulation layer which are sequentially arranged, all film layers of the light transmission area are made of flexible materials, and the light transmission area is telescopic; when the light-transmitting area is in a contraction state, each pixel is close to each other, the light-transmitting area is small, meanwhile, the functional area and the display area can be combined together to achieve complete display of the surface of the display panel, when the light-transmitting area is in a stretching state, each pixel is far away from each other, and the light-transmitting area is large.
2. The display panel according to claim 1, wherein a camera module or a light sensor unit is disposed below the functional region.
3. The display panel according to claim 2, wherein the camera module can extend and retract the transparent region by moving up and down.
4. The display panel according to claim 1, wherein the metal layer is made of a material including molybdenum or titanium.
5. The display panel according to claim 1, wherein the functional region has a diameter size in a range of 1-5 mm.
6. The display panel of claim 1, wherein the pixel region comprises the substrate, the thin film transistor layer, and the encapsulation layer sequentially disposed.
7. The display panel according to claim 1, wherein the functional regions include 2 or more in number.
8. The display panel of claim 7, wherein a camera module or an optical sensor is disposed under each of the functional regions.
9. A display device, comprising a body, wherein the body is provided with the display panel as claimed in any one of claims 1 to 8, and the body is further provided with a driving member, wherein the driving member can control the up and down movement of the camera module to drive the transparent area to switch between the retracted state and the extended state.
10. The display device according to claim 9, wherein a main board is further disposed on the body, and the display effect of the two areas of the display area and the functional area can be controlled by controlling the main board.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910234053.2A CN110047380B (en) | 2019-03-26 | 2019-03-26 | Display panel and display device |
| PCT/CN2019/112203 WO2020192100A1 (en) | 2019-03-26 | 2019-10-21 | Display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910234053.2A CN110047380B (en) | 2019-03-26 | 2019-03-26 | Display panel and display device |
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| CN110047380A CN110047380A (en) | 2019-07-23 |
| CN110047380B true CN110047380B (en) | 2020-06-30 |
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| WO (1) | WO2020192100A1 (en) |
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| CN110047380B (en) * | 2019-03-26 | 2020-06-30 | 武汉华星光电半导体显示技术有限公司 | Display panel and display device |
| CN110767840B (en) * | 2019-10-30 | 2022-04-26 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN111312739B (en) * | 2020-02-26 | 2022-10-21 | 云谷（固安）科技有限公司 | Display panel and display device |
| CN111584566A (en) * | 2020-05-11 | 2020-08-25 | 武汉华星光电半导体显示技术有限公司 | Display panel, manufacturing method thereof and mask set |
| CN111462637B (en) * | 2020-05-29 | 2022-07-01 | 上海天马微电子有限公司 | Display panel and display device |
| CN111710249B (en) * | 2020-06-09 | 2021-11-02 | 武汉华星光电技术有限公司 | Display device |
| CN111770252B (en) * | 2020-06-24 | 2021-11-02 | Oppo广东移动通信有限公司 | Pixel position determining method and device, electronic equipment and storage medium |
| CN112134979B (en) * | 2020-09-16 | 2023-04-14 | 京东方科技集团股份有限公司 | Display module for sensor under screen and electronic equipment |
| CN112153287B (en) * | 2020-09-25 | 2022-03-25 | 维沃移动通信（杭州）有限公司 | Shooting display method and device, electronic equipment and readable storage medium |
| CN113674642B (en) * | 2021-08-23 | 2023-12-01 | 维沃移动通信（杭州）有限公司 | Display module and electronic equipment |
| CN115734086A (en) * | 2021-08-31 | 2023-03-03 | 中兴通讯股份有限公司 | Image processing method, device and system based on off-screen shooting and storage medium |
| CN113780179B (en) * | 2021-09-13 | 2023-08-29 | 武汉华星光电半导体显示技术有限公司 | Flexible display module and display terminal |
| CN114724459B (en) * | 2022-03-10 | 2024-04-19 | 武汉华星光电技术有限公司 | Display substrate and display panel |
| CN114779510B (en) * | 2022-04-02 | 2023-12-15 | 武汉华星光电技术有限公司 | Display device and driving method thereof |
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| JP2003228040A (en) * | 2002-02-06 | 2003-08-15 | Matsushita Electric Ind Co Ltd | Liquid crystal display |
| US9915848B2 (en) * | 2013-04-19 | 2018-03-13 | Semiconductor Energy Laboratory Co., Ltd. | Display device and electronic device |
| CN106604000A (en) * | 2015-10-16 | 2017-04-26 | 惠州Tcl移动通信有限公司 | Shooting device and shooting method |
| CN108364967B (en) * | 2017-09-30 | 2021-07-27 | 昆山国显光电有限公司 | Display screen and display device |
| CN108257514A (en) * | 2017-09-30 | 2018-07-06 | 昆山国显光电有限公司 | Display screen, display panel drive method and its display device |
| CN108376696B (en) * | 2017-09-30 | 2020-08-25 | 云谷（固安）科技有限公司 | Terminal and display screen |
| CN108461521A (en) * | 2017-09-30 | 2018-08-28 | 昆山国显光电有限公司 | Display screen and display device |
| CN107682489B (en) * | 2017-11-20 | 2019-11-19 | 珠海市魅族科技有限公司 | A kind of display panel control method of mobile terminal and mobile terminal |
| CN108769304B (en) * | 2018-05-16 | 2024-02-06 | Oppo广东移动通信有限公司 | Electronic device |
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| CN208507679U (en) * | 2018-06-29 | 2019-02-15 | 京东方科技集团股份有限公司 | Display base plate, display device and high-precision metal mask plate |
| JP6450493B1 (en) * | 2018-08-02 | 2019-01-09 | 株式会社ネットアプリ | Touch panel system for flexible display |
| CN109194875A (en) * | 2018-10-31 | 2019-01-11 | 维沃移动通信有限公司 | A kind of image pickup method and electronic equipment |
| CN110047380B (en) * | 2019-03-26 | 2020-06-30 | 武汉华星光电半导体显示技术有限公司 | Display panel and display device |
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- 2019-10-21 WO PCT/CN2019/112203 patent/WO2020192100A1/en active Application Filing
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| WO2020192100A1 (en) | 2020-10-01 |
| CN110047380A (en) | 2019-07-23 |
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