CN113395371A - Display panel, display device and terminal - Google Patents
Display panel, display device and terminal Download PDFInfo
- Publication number
- CN113395371A CN113395371A CN202110642399.3A CN202110642399A CN113395371A CN 113395371 A CN113395371 A CN 113395371A CN 202110642399 A CN202110642399 A CN 202110642399A CN 113395371 A CN113395371 A CN 113395371A
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- folding screen
- camera
- focus
- layer
- lens
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
- H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
- H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
- H04M1/0216—Foldable in one direction, i.e. using a one degree of freedom hinge
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0264—Details of the structure or mounting of specific components for a camera module assembly
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
- H04M1/0268—Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a display panel, display equipment and a terminal, wherein the display panel comprises a first folding screen and a second folding screen; the first folding screen comprises a camera shooting area; the camera shooting area is provided with a front camera and a rear camera; the second folding screen and the first folding screen can be folded relatively, and the second folding screen comprises a focus expansion area corresponding to the image pickup area; the focus expanding area is provided with a focus expanding lens. The front camera is located below the first folding screen, and the focus expansion lens is located below the second folding screen, so that holes in the folding screen are prevented from being dug, and full-screen display is achieved. Simultaneously, expand burnt camera lens and can superpose with leading camera or rear camera under first folding screen and the relative fold condition of second folding screen, the indirect length that has increased leading camera or rear camera to expand burnt to leading camera or rear camera, and then realize adjusting the camera focus under the prerequisite that the length of camera received the restriction, improve the practicality at terminal.
Description
Technical Field
The invention belongs to the technical field of display panels, and particularly relates to a display panel, display equipment and a terminal.
Background
The terminals such as the folding mobile phone and the tablet are open to the public, so that people can see the terminals bright in the front, and the special wide screen of the terminal enables people to obtain better experience when the terminal is used, but the following problems are met. For example, a display panel of the terminal usually needs to be drilled with a hole and a front camera is arranged, so that the requirement of a user for taking a picture in front is met. Therefore, the display panel is incomplete, the display effect is reduced, and the user has higher and higher requirements on photographing and shooting of the terminal, so that a farther object needs to be shot. However, the current terminal is limited by the thickness, so that the length of the camera is also limited, the optical zoom distance is further limited, and the use requirement of a user cannot be met.
Therefore, how to improve the display effect and the photographing effect of the terminal and improve the practicability of the terminal is a technical problem that needs to be solved urgently by technical personnel in the field.
Disclosure of Invention
The invention mainly aims to provide a display panel, display equipment and a terminal, and aims to solve the problem that the terminal in the prior art is low in practicability due to poor display effect and shooting effect.
In view of the above problems, the present invention provides a display panel including a first folding screen and a second folding screen;
the first folding screen comprises a camera shooting area; the camera shooting area is provided with a front camera and a rear camera; the front camera is positioned below the first folding screen;
the second folding screen and the first folding screen can be folded relatively, and the second folding screen comprises a focus expansion area corresponding to the image pickup area;
the focus expanding area is provided with a focus expanding lens, and the focus expanding lens is positioned below the second folding screen; the zooming lens is used for zooming the front camera or the rear camera under the relative folding state of the first folding screen and the second folding screen.
Further, in the display panel, a light control assembly is arranged on one side of the focus expanding lens, which is away from the second folding screen;
the optical control assembly is used for changing the first folding screen and the second folding screen into a light-transmitting state in a relatively folded state, so that the focus expanding lens transmits light and expands the focus of the front camera or the rear camera; and the light control assembly is used for changing the first folding screen into an opaque state when the first folding screen and the second folding screen are relatively unfolded.
Further, in the display panel, the light control assembly includes a variable transmittance layer;
the variable transmittance layer is set to be in a light transmission state under the relative folding state of the first folding screen and the second folding screen, and the light transmission state is changed under the relative unfolding state of the first folding screen and the second folding screen.
Further, in the display panel described above, the variable transmittance layer includes a positive electrode layer, a negative electrode layer, and an electro-variable transmittance layer;
the layer of electro-variable transmittance is located between the positive electrode layer and the negative electrode layer;
when the power is switched on between the positive electrode layer and the negative electrode layer, the electric variable transmittance layer is in a light-tight state, and when the power is switched off between the positive electrode layer and the negative electrode layer, the electric variable transmittance layer is in a light-transmitting state.
Further, in the display panel, the light control assembly includes a sliding cover plate;
when the sliding cover plate slides to the outside of the focus expansion lens, one side of the focus expansion lens, which is far away from the second folding screen, is changed into a light-transmitting state;
when the sliding cover plate slides to shield the focus expansion lens, one side of the focus expansion lens departing from the second folding screen is changed into a light-tight state.
Further, in the display panel, the first folding screen further includes a first transparent light emitting layer, a first transparent cathode layer, a first transparent anode layer, and a first driving circuit film layer, which are sequentially disposed;
the drive circuit film layer is provided with a camera shooting hole, and the area corresponding to the camera shooting hole is used as the camera shooting area.
Furthermore, in the display panel, the second folding screen further includes a second transparent light emitting layer, a second transparent cathode layer, a second transparent anode layer, and a second driving circuit film layer, which are sequentially disposed;
the second driving circuit film layer is provided with a focus expanding hole, and the area corresponding to the focus expanding hole is used as the focus expanding area.
Further, in the display panel, the zoom lens includes a convex lens or a liquid crystal lens.
The present invention also provides a display device comprising a display panel as described in any one of the above.
The invention also provides a terminal comprising a display panel as described in any of the above.
Compared with the prior art, one or more embodiments in the above scheme can have the following advantages or beneficial effects:
according to the display panel, the display equipment and the terminal, the front camera and the rear camera are respectively arranged in the camera shooting area of the first folding screen, the front camera is arranged below the first folding screen, the focus expansion lens is arranged in the focus expansion area of the second folding screen, the focus expansion lens is arranged below the second folding screen, hole digging of the folding screen is avoided, full-screen display is achieved, meanwhile, after the second folding screen is folded relative to the first folding screen, the focus expansion lens can be overlapped with the front camera or the rear camera, the length of the front camera or the rear camera is indirectly increased, the focal length of the front camera or the rear camera is increased, and a user can shoot a farther object. By adopting the technical scheme of the invention, the focal length of the camera can be adjusted on the premise that the length of the camera is limited, and the practicability of the terminal is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a display panel according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the focus extension region of FIG. 1 taken along the line A-A;
FIG. 3 is a schematic cross-sectional view of the lens of FIG. 1 in the A-A direction
FIG. 4 is a schematic structural diagram of a lower partial region of the display panel in an inward folded state of the first folding screen and the second folding screen;
FIG. 5 is a schematic structural diagram of a lower portion of the display panel in a folded state of the first folding screen and the second folding screen;
FIG. 6 is a schematic structural view of the light control assembly of FIG. 2 in an electrically controlled light transmission manner;
fig. 7 is a schematic structural view of the light control assembly in fig. 2 in a mechanical light transmission manner.
Detailed Description
The following detailed description of the embodiments of the present invention will be provided with reference to the drawings and examples, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented. It should be noted that, as long as there is no conflict, the embodiments and the features of the embodiments of the present invention may be combined with each other, and the technical solutions formed are within the scope of the present invention.
Example one
The embodiment of the invention provides a display panel.
Fig. 1 is a schematic structural diagram of a display panel according to an embodiment of the present invention, fig. 2 is a schematic sectional diagram of a focus expansion area in a direction a-a in fig. 1, and fig. 3 is a schematic sectional diagram of an image pickup area lens in a direction a-a in fig. 1, as shown in fig. 1-3, the display panel according to the embodiment may include a first folding screen 1 and a second folding screen 2. The first folding screen 1 includes a camera area B; the camera shooting area B is provided with a front camera 11 and a rear camera 12; the second folding screen 2 and the first folding screen 1 can be folded relatively, and the second folding screen 2 comprises a focus expansion area C corresponding to the shooting area B; the focus expansion area C is provided with a focus expansion lens 21, and the focus expansion lens 21 expands the focus of the front camera 11 or the rear camera 12 in the relative folding state of the first folding screen 1 and the second folding screen 2.
In a specific implementation process, as shown in fig. 2 and fig. 3, the front camera 11 is located below the first folding screen 1, and the focus expansion lens 21 is located below the second folding screen 2, so that the camera area B can realize photographing and displaying, the focus expansion area C can realize focus expansion on the front camera 11 or the rear camera 12 and displaying, the display panel visually sees no punching area of the front camera 11 and the punching area of the focus expansion lens 21, and a full-screen display effect can be realized.
Specifically, the first folding screen 1 may further include a first transparent light emitting layer 13, a first transparent cathode layer 14, a first transparent anode layer 15, and a first driving circuit film layer 16, which are sequentially disposed. The driving circuit film layer may be provided with a camera hole, and an area corresponding to the camera hole is taken as the camera area B, that is, the first driving circuit film layer 16 corresponding to the camera area B is removed, and only the first transparent light-emitting layer 13, the first transparent cathode layer 14 and the first transparent anode layer 15 are remained, so that the light can be transmitted to the front camera 11. Similarly, the second folded screen 2 further includes a second transparent light emitting layer 23, a second transparent cathode layer 24, a second transparent anode layer 25, and a second driving circuit film layer 26, which are sequentially disposed; the second driving circuit film 26 is provided with a focus expanding hole, and the area corresponding to the focus expanding hole is used as a focus expanding area C.
In a specific implementation process, taking the focal length of the front camera 11 as 10X and the focus expansion lens 21 as 5X as an example, when the first folding screen 1 and the second folding screen 2 are folded relatively, the front camera 11 and the focus expansion lens 21 are overlapped, at this time, the front camera 11 can achieve a 50X zoom function, and can achieve a high focus level only under the condition of increasing the cost of the lens, which is lower in cost compared with a front camera 11 directly arranged below the display panel and having a 50X focus.
Fig. 4 is a schematic structural diagram of a lower partial region of the display panel in an inward folded state of the first folding screen and the second folding screen. When the first folding screen 1 and the second folding screen 2 are folded relatively, the display surface corresponding to the first folding screen 1 is overlapped with the display surface corresponding to the second folding screen 2, so that the front camera 11 is overlapped with the focus expansion lens 21, and the focus expansion lens 21 expands the focus of the front camera 11.
Fig. 5 is a schematic structural diagram of a lower partial region of the display panel in a state that the first folding screen and the second folding screen are folded outwards. When the first folding screen 1 and the second folding screen 2 are folded outwards relatively, the non-display surface corresponding to the first folding screen 1 is overlapped with the non-display surface corresponding to the second folding screen 2, so that the rear camera 12 is overlapped with the focus expanding lens 21, and the focus expanding lens 21 expands the focus of the rear camera 12. The zoom lens 21 includes a convex lens or a liquid crystal lens.
In a specific implementation process, after the first folding screen 1 and the second folding screen 2 are folded outwards relatively, in order to prevent the first folding screen 1 and the second folding screen 2 from sliding easily, so as to avoid damaging a terminal, a display device and the like corresponding to a display panel, in this embodiment, a first mounting hole is formed in a camera shooting area B of the first folding screen 1; a second mounting hole is formed in a focus expansion area C of the second folding screen 2, and the first mounting hole and the second mounting hole are aligned when the first folding screen 1 and the second folding screen 2 are folded oppositely; rear camera 12 sets up in first mounting hole, expands burnt camera lens 21 and sets up in the second mounting hole, in this embodiment, can be used for installing the first mounting hole setting of rear camera lens 12 with the one end protrusion that expands burnt camera lens 21 combination, will expand burnt camera lens 21 and rear camera lens 12 and carry out the one end recess that makes up in the second mounting hole setting that is used for installing and expands burnt camera lens 21, like this, first folding screen 1 with after 2 relative foldbacks of second folding screen, rear camera 12 is embedded in the second mounting hole to realize that first folding screen 1 and 2 folding screen of second are folding fixed relatively after folding, be difficult for sliding. For example, when the first folding screen 1 and the second folding screen 2 are respectively used as two folding sub-screens of the display screen, the raised rear camera 12 is embedded in the second mounting hole, so that the displacement of the two folding screens can be more effectively prevented.
It should be noted that, the present embodiment is not limited to prevent the displacement of the two folding screens in the above manner, for example, one end of the combination of the rear camera 12 and the zoom lens 21 may be recessed into the first mounting hole, and one end of the combination of the zoom lens 21 and the rear camera 12 may be protruded out of the second mounting hole. And will not be illustrated one by one here.
According to the display panel, the front camera 11 and the rear camera 12 are respectively arranged in the camera shooting area B of the first folding screen 1, the front camera 11 is arranged below the first folding screen 1, the focus expansion area C of the second folding screen 2 is arranged below the second folding screen 2, the focus expansion lens 21 is arranged below the second folding screen 2, holes in the folding screens are prevented from being dug, full-screen display is achieved, meanwhile, after the second folding screen 2 is folded relative to the first folding screen 1, the focus expansion lens 21 can be overlapped with the front camera 11 or the rear camera 12, the length of the front camera 11 or the rear camera is indirectly increased, the focal length of the front camera 11 or the rear camera is increased, and a user can shoot farther objects. By adopting the technical scheme of the invention, the focal length of the camera can be adjusted on the premise that the length of the camera is limited, and the practicability of the terminal is improved.
In a specific implementation process, as shown in fig. 2, in order to solve the problem that the light transmission of the zoom lens 21 affects the display effect of the second folding screen 2, a light control assembly 22 may be disposed on one side of the zoom lens 21 away from the second folding screen 2, where the light control assembly 22 is configured to change the light transmission state of the first folding screen 1 and the second folding screen 2 in the relatively folded state, so as to make the zoom lens 21 transmit light, and zoom the front camera 11 or the rear camera 12. The light control assembly 22 is in a non-light-tight state when the first folding screen 1 and the second folding screen 2 are in a relatively unfolded state, so as to ensure the display effect of the second folding screen 2.
Fig. 6 is a schematic structural view of the light control assembly in fig. 2, wherein the light control assembly 22 may include a variable transmittance layer 221 as shown in fig. 6; the variable transmittance layer 221 is configured to be changed to a light-transmitting state in a relatively folded state of the first folded screen 1 and the second folded screen 2 and to be changed to a light-non-transmitting state in a relatively unfolded state of the first folded screen 1 and the second folded screen 2.
In one implementation, the variable transmittance layer 221 may include a positive electrode layer, a negative electrode layer, and an electro-variable transmittance layer; the electric variable transmittance layer is positioned between the positive electrode layer and the negative electrode layer; when the positive electrode layer and the negative electrode layer are powered on, the electric variable transmittance layer is in a non-light transmission state, and when the positive electrode layer and the negative electrode layer are powered off, the electric variable transmittance layer is in a light transmission state.
It should be noted that, in the present embodiment, the transmittance variable layer 221 is not limited to the above structure, and an appropriate transmittance variable layer 221 may be selected according to actual requirements.
Fig. 7 is a schematic structural diagram of the light control assembly in fig. 2, where the light control assembly 22 may include a sliding cover 222, and when the sliding cover 222 is slid to leak out of the zoom lens 21, a side of the zoom lens 21 away from the second folding screen 2 changes to a light-transmitting state; when the sliding cover 222 is slid to cover the zoom lens 21, the side of the zoom lens 21 away from the second folding screen 2 becomes opaque.
The embodiment of the invention also provides the terminal. The terminal comprises the display panel of the embodiment.
The embodiment of the invention also provides display equipment. The display device includes the display panel of the above embodiment.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although the embodiments of the present invention have been described above, the above description is only for the convenience of understanding the present invention, and is not intended to limit the present invention. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A display panel includes a first folding screen and a second folding screen;
the first folding screen comprises a camera shooting area; the camera shooting area is provided with a front camera and a rear camera; the front camera is positioned below the first folding screen;
the second folding screen and the first folding screen can be folded relatively, and the second folding screen comprises a focus expansion area corresponding to the image pickup area;
the focus expanding area is provided with a focus expanding lens, and the focus expanding lens is positioned below the second folding screen; the zooming lens is used for zooming the front camera or the rear camera under the relative folding state of the first folding screen and the second folding screen.
2. The display panel according to claim 1, wherein a side of the focus lens facing away from the second folding screen is provided with a light control assembly;
the optical control assembly is used for changing the first folding screen and the second folding screen into a light-transmitting state in a relatively folded state, so that the focus expanding lens transmits light and expands the focus of the front camera or the rear camera; and the light control assembly is used for changing the first folding screen into an opaque state when the first folding screen and the second folding screen are relatively unfolded.
3. The display panel of claim 2, wherein the light control assembly comprises a variable transmittance layer;
the variable transmittance layer is set to be in a light transmission state under the relative folding state of the first folding screen and the second folding screen, and the light transmission state is changed under the relative unfolding state of the first folding screen and the second folding screen.
4. The display panel according to claim 3, wherein the variable transmittance layer comprises a positive electrode layer, a negative electrode layer, and an electro-variable transmittance layer;
the layer of electro-variable transmittance is located between the positive electrode layer and the negative electrode layer;
when the power is switched on between the positive electrode layer and the negative electrode layer, the electric variable transmittance layer is in a light-tight state, and when the power is switched off between the positive electrode layer and the negative electrode layer, the electric variable transmittance layer is in a light-transmitting state.
5. The display panel of claim 2, wherein the light control assembly comprises a sliding cover;
when the sliding cover plate slides to the outside of the focus expansion lens, one side of the focus expansion lens, which is far away from the second folding screen, is changed into a light-transmitting state;
when the sliding cover plate slides to shield the focus expansion lens, one side of the focus expansion lens departing from the second folding screen is changed into a light-tight state.
6. The display panel according to claim 1, wherein the first folding screen further comprises a first transparent light emitting layer, a first transparent cathode layer, a first transparent anode layer, and a first driving circuit film layer, which are sequentially disposed;
the drive circuit film layer is provided with a camera shooting hole, and the area corresponding to the camera shooting hole is used as the camera shooting area.
7. The display panel according to claim 1, wherein the second folded screen further comprises a second transparent light emitting layer, a second transparent cathode layer, a second transparent anode layer, and a second driving circuit film layer, which are sequentially disposed;
the second driving circuit film layer is provided with a focus expanding hole, and the area corresponding to the focus expanding hole is used as the focus expanding area.
8. The display panel according to claim 1, wherein the zoom lens comprises a convex lens or a liquid crystal lens.
9. A display device characterized by comprising the display panel described in any one of claims 1 to 8.
10. A terminal characterized by comprising a display panel as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110642399.3A CN113395371B (en) | 2021-06-09 | 2021-06-09 | Display panel, display device and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110642399.3A CN113395371B (en) | 2021-06-09 | 2021-06-09 | Display panel, display device and terminal |
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| Publication Number | Publication Date |
|---|---|
| CN113395371A true CN113395371A (en) | 2021-09-14 |
| CN113395371B CN113395371B (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110642399.3A Active CN113395371B (en) | 2021-06-09 | 2021-06-09 | Display panel, display device and terminal |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108600465A (en) * | 2018-06-30 | 2018-09-28 | 上海爱优威软件开发有限公司 | A kind of terminal device with the lower camera of screen |
| CN111477676A (en) * | 2020-06-08 | 2020-07-31 | 京东方科技集团股份有限公司 | Display panel, manufacturing method thereof and display device |
| US20200312241A1 (en) * | 2019-03-29 | 2020-10-01 | Beijing Xiaomi Mobile Software Co., Ltd. | Display control method and apparatus |
| CN212012715U (en) * | 2020-05-07 | 2020-11-24 | 麦腾物联网技术有限公司 | Device for expanding focal length of camera and terminal thereof |
-
2021
- 2021-06-09 CN CN202110642399.3A patent/CN113395371B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108600465A (en) * | 2018-06-30 | 2018-09-28 | 上海爱优威软件开发有限公司 | A kind of terminal device with the lower camera of screen |
| US20200312241A1 (en) * | 2019-03-29 | 2020-10-01 | Beijing Xiaomi Mobile Software Co., Ltd. | Display control method and apparatus |
| CN212012715U (en) * | 2020-05-07 | 2020-11-24 | 麦腾物联网技术有限公司 | Device for expanding focal length of camera and terminal thereof |
| CN111477676A (en) * | 2020-06-08 | 2020-07-31 | 京东方科技集团股份有限公司 | Display panel, manufacturing method thereof and display device |
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| CN113395371B (en) | 2022-12-20 |
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