CN209858891U - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN209858891U CN209858891U CN201920610011.XU CN201920610011U CN209858891U CN 209858891 U CN209858891 U CN 209858891U CN 201920610011 U CN201920610011 U CN 201920610011U CN 209858891 U CN209858891 U CN 209858891U
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Abstract
The utility model provides a display panel and display device. The display panel comprises a display area, and the display area is provided with a transparent display area and a non-transparent display area surrounding the transparent display area. The display panel further includes a first substrate layer, a light emitting layer, a liquid crystal layer, and a first driving layer and a second driving layer. The utility model discloses a combine organic electroluminescence display technology and liquid crystal display technique, will display panel divide into transparent display area and non-transparent display area, transparent display area both can do the camera provides the daylighting passageway, can realize the picture again and show to improve the screen and account for the ratio, realize real comprehensive screen display.
Description
Technical Field
The utility model relates to a show the field, especially a display panel and display device.
Background
Due to the characteristics of convenience, entertainment and functional diversity, intelligent terminals such as mobile phones and tablet computers become an indispensable part of daily life of people, but with the continuous development of display technologies, more and more advanced technologies are applied to the intelligent terminals, and the life of people is greatly enriched; however, at the same time, the requirements and expectations of people for the intelligent terminal are higher and higher, and people also put forward higher requirements for the intelligent terminal while enjoying basic functions brought by the intelligent terminal such as a mobile phone and a tablet computer, for example, the comprehensive screen design of the intelligent terminal.
The full screen technology is a wider definition of ultra-high screen than the design of mobile phones in the display industry. The explanation is that the front of the mobile phone is a screen, the display interface of the mobile phone is completely covered by the screen, and the four frame positions of the mobile phone are designed without frames, so that the ultrahigh screen occupation ratio close to 100% is pursued. The mobile terminal is limited by indispensable basic function requirements of other mobile phones such as a front camera, a receiver, a distance sensor and a light sensor, at present, a certain gap is required to be reserved above a screen of the mobile display device to arrange the functional components, the overall screen display declared in the industry is only a display device with an ultrahigh screen occupation ratio temporarily, and a display device with a screen occupation ratio of 100%, namely a 'Liuhai screen' and a 'water drop screen', is not provided, so that the overall attractiveness of the terminal intelligent terminal is affected. Or, still place one through other mechanical structure among the prior art and write basic function unit, for example realize full screen display through structures such as lift camera, but the display device who has lift camera has not waterproof, low in service life, shortcomings such as fragile, and user experience feels lower. Therefore, there is a need in the art for a solution that can further reduce or eliminate the influence of the camera on the screen ratio and improve the screen ratio.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a Display panel and Display device combines Organic electroluminescent Display (OLED) and Liquid Crystal Display (Liquid Crystal Display, LCD) to solve among the prior art that mobile Display device's screen accounts for than can't reaching 100%, can't realize real comprehensive screen, whole pleasing to the eye degree subalternation problem.
In order to achieve the above object, the present invention provides a display panel including a display area, the display area having a transparent display area and a non-transparent display area surrounding the transparent display area.
In the display region, the display panel further includes a first substrate layer, a light emitting layer, a liquid crystal layer, and a first driving layer and a second driving layer. The light-emitting layer is arranged above the first substrate layer, and a first through hole is formed in the light-emitting layer and corresponds to the transparent display area. The liquid crystal layer is arranged above the light emitting layer.
The first driving layer is disposed between the first substrate layer and the light emitting layer. The second driving layer is provided between the first substrate layer and the light-emitting layer or on the liquid crystal layer. The first driving layer corresponds to the non-transparent display area and is used for providing driving signals for the non-transparent display area. The second driving layer corresponds to the transparent display area and is used for providing driving signals for the transparent display area.
Further, the liquid crystal layer is filled with scattering type liquid crystal.
Further, the first driving layer is an organic electroluminescent driving circuit.
Further, the second driving layer is one of a field sequential driving circuit, a coplanar switching driving circuit, a vertical alignment liquid crystal driving circuit and a twisted nematic liquid crystal driving circuit.
Further, the light emitting layer is arranged with a plurality of organic electroluminescent devices.
Further, the material of the second driving layer is indium tin oxide.
Further, the display panel further comprises a second substrate layer and a frame glue layer. The second substrate layer is disposed on the liquid crystal layer. The frame glue layer is perpendicular to the edges of the first substrate layer and the second substrate layer and surrounds the first driving layer, the light emitting layer and the liquid crystal layer.
Further, when the second driving layer is provided between the first substrate layer and the light emitting layer, the first driving layer surrounds the second driving layer. When the second driving layer is arranged on the liquid crystal layer, the first driving layer is provided with a second through hole, and the second through hole corresponds to the transparent display area.
The utility model discloses in still provide a display device, include as above display panel.
Furthermore, the display device further comprises a camera which is arranged on one surface of the display panel close to the first substrate layer and corresponds to the transparent display area.
The utility model has the advantages that: the utility model discloses a display panel and display device, through combining organic electroluminescence display technology and liquid crystal display technology, will display panel divide into transparent display area and non-transparent display area. When the camera is opened, the transparent display area is in a transparent state, and can provide a lighting channel for the camera. When the camera is closed, the transparent display area can normally display pictures, so that the screen occupation ratio is improved, real comprehensive screen display is realized, the influence of devices under screens such as the camera on the display panel is reduced, the overall attractiveness of the display surface device is improved, and the use experience of a user is improved.
Drawings
In order to more clearly illustrate the technical solution of the present embodiment, the drawings needed to be used in the description of the embodiment 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 without creative efforts.
FIG. 1 is a front view of a display panel according to embodiment 1 or 2;
FIG. 2 is a schematic diagram of a part of the components of the display panel in this embodiment 1;
FIG. 3 is a schematic diagram of a layer structure of the display panel in this embodiment 1;
FIG. 4 is a schematic diagram of a part of the components of the display panel in this embodiment 2;
fig. 5 is a schematic view of the layered structure of the display panel in this embodiment 2.
The components in the figures are represented as follows:
a display panel 100; a display area 110;
a transparent display region 111; a non-transparent display area 112;
a first substrate layer 10; a second substrate layer 20;
a frame glue layer 30; a light-emitting layer 40;
a first through hole 41; a liquid crystal layer 50;
the first drive layer 60; a second through hole 61;
a second drive layer 70; a camera 200;
a display device 1000.
Detailed Description
The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, which are included to demonstrate the utility model as being capable of being carried into effect and to fully convey the invention to those skilled in the art, thereby making the technical content thereof clearer and easier to understand. The present invention may be embodied in many different forms of embodiments, and the scope of the invention is not limited to the embodiments described herein.
In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The dimensions and thicknesses of each component shown in the drawings are arbitrarily set forth, and the present invention is not limited to the dimensions and thicknesses of each component. The thickness of the components may be exaggerated where appropriate in the figures to improve clarity.
Furthermore, the following description of the various embodiments refers to the accompanying drawings, which are included to illustrate specific embodiments in which the invention may be practiced. Directional phrases used in this disclosure, such as "upper," "lower," "front," "rear," "left," "right," "inner," "outer," "side," and the like, refer only to the orientation of the attached drawing figures and, thus, are used in a better and clearer sense to describe and understand the present invention rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered limiting of the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
When certain components are described as being "on" another component, the components can be directly on the other component; there may also be an intermediate member disposed on the intermediate member and the intermediate member disposed on the other member. When an element is referred to as being "mounted to" or "connected to" another element, they may be directly "mounted to" or "connected to" the other element or indirectly "mounted to" or "connected to" the other element through an intermediate element.
Example 1
As shown in fig. 1, the present embodiment provides a display panel 100, the display panel 100 includes a display area 110, the display area 110 includes a transparent display area 111 and a non-transparent display area 112, and the non-transparent display area 112 surrounds the transparent display area 111.
As shown in fig. 2, in the display area 110, the display panel 100 further includes a first substrate layer 10, a light emitting layer 40, a liquid crystal layer 50, and a first driving layer 60 and a second driving layer 70.
The light emitting layer 40 is disposed on the first substrate layer 10, and has a first through hole 41, and the first through hole 41 corresponds to the transparent display region 111. The first through hole 41 is used for providing a light collecting channel for the camera 200. The light-emitting layer 40 is composed of a plurality of pixel units, and the pixel units include a red pixel unit, a green pixel unit, and a blue pixel unit. The red pixel units, the green pixel units and the blue pixel units are sequentially arranged in an array to form the light-emitting layer 40, the colors of the adjacent pixel units are different, and the pixel units are composed of organic electroluminescent devices with corresponding colors, so that the required color is emitted. The light-emitting layer 40 realizes color display through cooperation of a plurality of pixel units, and the non-transparent display area 112 of the display panel 100 realizes display of pictures through the light-emitting layer 40.
The liquid crystal layer 50 is disposed on the light emitting layer 40, and the liquid crystal layer 50 is filled with scattering liquid crystal, and the scattering liquid crystal can change external conditions such as an electric field, voltage, current, and frequency to generate a turbulent motion of liquid crystal molecules, so that the order and refractive index of the liquid crystal molecules in the liquid crystal layer 50 are changed, and incident light entering the liquid crystal layer 50 is scattered. The liquid crystal layer 50 displays a picture in the transparent display area 111 through the scattering liquid crystal.
The first driving layer 60 is provided between the first substrate layer 10 and the light-emitting layer 40. The first driving layer 60 corresponds to the non-transparent display region 112, which is an organic electroluminescent driving circuit. The first driving layer 60 is used for providing a driving signal for the light emitting layer 40 to control the display frame of the non-transparent display area 112.
The second driving layer 70 is disposed between the first substrate layer 10 and the light emitting layer 40, the first driving layer 60 surrounds the second driving layer 70, and the second driving layer 70 corresponds to the transparent display region 111. The material of the second driving layer 70 is Indium Tin Oxide (ITO). In this embodiment, the second driving layer 70 is a field sequential driving circuit, and may be one of a coplanar switching driving circuit, a vertical alignment liquid crystal driving circuit, a twisted nematic liquid crystal driving circuit, and the like. The second driving layer 70 is used for providing a driving signal for the liquid crystal layer 50 and a portion of the organic electroluminescent devices around the transparent display area 111, and controlling a display image of the transparent display area 111. When local transparency needs to be achieved, the second driving layer 70 drives the liquid crystal layer 50, so that the transparent state of the transparent display region 111 is achieved, and a lighting channel is provided for devices such as the camera 200. When the camera 200 and other devices are turned off, the second driving layer 70 drives the liquid crystal layer 50, so as to display the image in the transparent display region 111.
In the prior art, the liquid crystal layer 50 needs to filter, convert and analyze light through a polarizer to realize display of a picture, but since the polarizer has low transmittance and cannot transmit external light, in this embodiment, the liquid crystal layer 50 eliminates the structure of the polarizer in the prior art, and the second driving layer 70 has a high aperture ratio, light can easily pass through the second driving layer 70 and enter a next layer of structure.
As shown in fig. 3, the display panel 100 further includes a second substrate layer 20 and a frame glue layer 30. The second substrate layer 20 is provided on the liquid crystal layer 50. The frame glue layer 30 is perpendicular to edges of the first substrate layer 10 and the second substrate layer 20, and surrounds the first driving layer 60, the light emitting layer 40 and the liquid crystal layer 50. The first substrate layer 10, the second substrate layer 20 and the frame adhesive layer 30 enclose a sealed chamber, so that devices in the display panel 100 are protected in the chamber and isolated from outside water and oxygen, corrosion damage of water and oxygen to each display device is prevented, and the service life of the display panel 100 is prolonged.
In this embodiment, a display device 1000 is further provided, which includes the above-mentioned display panel 100, and a camera 200, where the camera 200 is disposed on a surface of the display panel 100 close to the first substrate layer 10, and corresponds to the transparent display region 111. The size of the camera 200 can be adjusted according to the size of the transparent display area 111, so that the space occupied by the camera 200 is further optimized. The display device 1000 has a full-screen display effect, and can be any product or component with a display function, such as a mobile phone, a tablet computer, a notebook computer, and the like.
The present embodiment provides a display panel 100 and a display device 1000. The display panel 100 divides its display area 110 into a transparent display area 111 and a non-transparent display area 112. The non-transparent display area 112 is a conventional display area, using organic electroluminescent display technology. The display technology used by the transparent display area 111 is a liquid crystal display technology. When the camera 200 is turned on, the transparent display area 111 is in a transparent state, and can provide a lighting channel for the camera 200. When the camera 200 is turned off, the transparent display area 111 can normally display a picture. The display panel 100 and the display device 1000 in this embodiment combine the liquid crystal display technology and the organic electroluminescence display technology, and the liquid crystal display technology is used to realize the dual functions of displaying and transmitting light of the transparent display area 111 corresponding to the camera 200, so that the influence of the camera 200 on the display panel 100 is eliminated, thereby promoting the screen occupation ratio of the display panel 100 to reach 100%, realizing real full screen display, improving the aesthetic degree of the display device 1000, and improving the use experience of a user.
Example 2
As shown in fig. 1, the present embodiment provides a display panel 100, the display panel 100 includes a display area 110, the display area 110 includes a transparent display area 111 and a non-transparent display area 112, and the non-transparent display area 112 surrounds the transparent display area 111.
As shown in fig. 4, in the display area 110, the display panel 100 further includes a first substrate layer 10, a light emitting layer 40, a liquid crystal layer 50, and first and second driving layers 60 and 70.
The light emitting layer 40 is disposed on the first substrate layer 10, and has a first through hole 41, and the first through hole 41 corresponds to the transparent display region 111. The first through hole 41 is used for providing a light collecting channel for the camera 200. The light-emitting layer 40 is composed of a plurality of pixel units, and the pixel units include a red pixel unit, a green pixel unit, and a blue pixel unit. The red pixel units, the green pixel units and the blue pixel units are sequentially arranged in an array to form the light-emitting layer 40, the colors of the adjacent pixel units are different, and the pixel units are composed of organic electroluminescent devices with corresponding colors, so that the required color is emitted. The light-emitting layer 40 realizes color display through cooperation of a plurality of pixel units, and the non-transparent display area 112 of the display panel 100 realizes display of pictures through the light-emitting layer 40.
The liquid crystal layer 50 is disposed on the light emitting layer 40, and the liquid crystal layer 50 is filled with scattering liquid crystal, and the scattering liquid crystal can change external conditions such as an electric field, voltage, current, and frequency to generate a turbulent motion of liquid crystal molecules, so that the order and refractive index of the liquid crystal molecules in the liquid crystal layer 50 are changed, and incident light entering the liquid crystal layer 50 is scattered. The liquid crystal layer 50 displays a picture in the transparent display area 111 through the scattering liquid crystal.
The first driving layer 60 is disposed between the first substrate layer 10 and the light emitting layer 40, and has a second through hole 61 corresponding to the transparent display region 111. The first driving layer 60 corresponds to the non-transparent display region 112, which is an organic electroluminescent driving circuit. The first driving layer 60 is used for providing a driving signal for the light emitting layer 40 to control the display frame of the non-transparent display area 112.
The second driving layer 70 is disposed on a surface of the liquid crystal layer 50 away from the light-emitting layer 40, and the second driving layer 70 corresponds to the transparent display region 111. The material of the second driving layer 70 is Indium Tin Oxide (ITO). In the present embodiment, the second driving layer 70 is a vertical alignment liquid crystal driving circuit, and may be one of a twisted nematic liquid crystal driving circuit, a field sequential driving circuit, a coplanar switching driving circuit, and the like. The second driving layer 70 is used for providing a driving signal for the liquid crystal layer 50 and controlling the display frame of the transparent display region 111. When local transparency needs to be achieved, the second driving layer 70 drives the liquid crystal layer 50, so that the transparent state of the transparent display region 111 is achieved, and a lighting channel is provided for devices such as the camera 200. When the camera 200 and other devices are turned off, the second driving layer 70 drives the liquid crystal layer 50, so as to display the image in the transparent display region 111.
In the prior art, the liquid crystal layer 50 needs to filter, convert and analyze light through a polarizer to realize display of a picture, but since the polarizer has low transmittance and cannot transmit external light, in this embodiment, the liquid crystal layer 50 eliminates the structure of the polarizer in the prior art, and the second driving layer 70 has a high aperture ratio, light can easily pass through the second driving layer 70 and enter a next layer of structure.
As shown in fig. 5, the display panel 100 further includes a second substrate layer 20 and a frame glue layer 30. The second substrate layer 20 is provided on the liquid crystal layer 50. The frame glue layer 30 is perpendicular to edges of the first substrate layer 10 and the second substrate layer 20, and surrounds the first driving layer 60, the light emitting layer 40 and the liquid crystal layer 50. The first substrate layer 10, the second substrate layer 20 and the frame adhesive layer 30 enclose a sealed chamber, so that devices in the display panel 100 are protected in the chamber and isolated from outside water and oxygen, corrosion damage of water and oxygen to each display device is prevented, and the service life of the display panel 100 is prolonged.
In this embodiment, a display device 1000 is further provided, which includes the above-mentioned display panel 100, and a camera 200, where the camera 200 is disposed on a surface of the display panel 100 close to the first substrate layer 10, and corresponds to the transparent display region 111. The size of the camera 200 can be adjusted according to the size of the transparent display area 111, so that the space occupied by the camera 200 is further optimized. The display device 1000 has a full-screen display effect, and can be any product or component with a display function, such as a mobile phone, a tablet computer, a notebook computer, and the like.
The present embodiment provides a display panel 100 and a display device 1000. The display panel 100 divides its display area 110 into a transparent display area 111 and a non-transparent display area 112. The non-transparent display area 112 is a conventional display area, using organic electroluminescent display technology. The display technology used by the transparent display area 111 is a liquid crystal display technology. When the camera 200 is turned on, the transparent display area 111 is in a transparent state, and can provide a lighting channel for the camera 200. When the camera 200 is turned off, the transparent display area 111 can normally display a picture. The display panel 100 and the display device 1000 in this embodiment combine the liquid crystal display technology and the organic electroluminescence display technology, and the liquid crystal display technology is used to realize the dual functions of displaying and transmitting light of the transparent display area 111 corresponding to the camera 200, so that the influence of the camera 200 on the display panel 100 is eliminated, thereby promoting the screen occupation ratio of the display panel 100 to reach 100%, realizing real full screen display, improving the aesthetic degree of the display device 1000, and improving the use experience of a user.
In this embodiment, the transparent display area 111 is circular in fig. 1, but in other embodiments of the present invention, the transparent display area 111 may also be circularThe layered structure of the display panel 100 and the display device 1000 in this embodiment is similar to that of the display panel, and thus not described in detail herein. 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.
Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.
Claims (10)
1. A display panel is characterized by comprising a display area, wherein the display area is provided with a transparent display area and a non-transparent display area surrounding the transparent display area;
in the display region, the display panel further includes:
a first substrate layer;
the light-emitting layer is arranged above the first substrate layer and is provided with a first through hole, and the first through hole corresponds to the transparent display area;
the liquid crystal layer is arranged above the light emitting layer;
a first driving layer provided between the first substrate layer and the light-emitting layer;
a second driving layer provided between the first substrate layer and the light-emitting layer or on the liquid crystal layer;
the first driving layer corresponds to the non-transparent display area and is used for providing driving signals for the non-transparent display area;
the second driving layer corresponds to the transparent display area and is used for providing driving signals for the transparent display area.
2. The display panel according to claim 1, wherein the liquid crystal layer is filled with scattering type liquid crystal.
3. The display panel according to claim 1, wherein the first driving layer is an organic electroluminescent driving circuit.
4. The display panel of claim 1, wherein the second driving layer is one of a field sequential driving circuit, a coplanar switching driving circuit, a vertical alignment liquid crystal driving circuit, and a twisted nematic liquid crystal driving circuit.
5. The display panel according to claim 1, wherein the light emitting layer is arranged with a plurality of organic electroluminescent devices.
6. The display panel of claim 1, wherein the material of the second driving layer is indium tin oxide.
7. The display panel of claim 1, further comprising:
a second substrate layer provided on the liquid crystal layer;
a frame glue layer perpendicular to edges of the first substrate layer and the second substrate layer and surrounding the first driving layer, the light emitting layer and the liquid crystal layer.
8. The display panel of claim 1,
when the second driving layer is provided between the first substrate layer and the light-emitting layer, the first driving layer surrounds the second driving layer;
when the second driving layer is arranged on the liquid crystal layer, the first driving layer is provided with a second through hole, and the second through hole corresponds to the transparent display area.
9. A display device characterized by comprising the display panel according to any one of claims 1 to 8.
10. The display device as claimed in claim 9, further comprising a camera disposed on a side of the display panel adjacent to the first substrate layer and corresponding to the transparent display area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920610011.XU CN209858891U (en) | 2019-04-29 | 2019-04-29 | Display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920610011.XU CN209858891U (en) | 2019-04-29 | 2019-04-29 | Display panel and display device |
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| CN209858891U true CN209858891U (en) | 2019-12-27 |
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| CN201920610011.XU Active CN209858891U (en) | 2019-04-29 | 2019-04-29 | Display panel and display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109976021A (en) * | 2019-04-29 | 2019-07-05 | 武汉华星光电技术有限公司 | Display panel and display device |
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- 2019-04-29 CN CN201920610011.XU patent/CN209858891U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109976021A (en) * | 2019-04-29 | 2019-07-05 | 武汉华星光电技术有限公司 | Display panel and display device |
| WO2020220578A1 (en) * | 2019-04-29 | 2020-11-05 | 武汉华星光电技术有限公司 | Display panel and display apparatus |
| CN109976021B (en) * | 2019-04-29 | 2024-02-13 | 武汉华星光电技术有限公司 | Display panel and display device |
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