CN115696985A - Screen assembly and electronic equipment - Google Patents
Screen assembly and electronic equipment Download PDFInfo
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- CN115696985A CN115696985A CN202211455416.3A CN202211455416A CN115696985A CN 115696985 A CN115696985 A CN 115696985A CN 202211455416 A CN202211455416 A CN 202211455416A CN 115696985 A CN115696985 A CN 115696985A
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Abstract
The application provides a screen subassembly and electronic equipment, wherein, the screen subassembly includes: a substrate; the first light-emitting structure is arranged on one side of the base material; the light reflecting structure is arranged on one side, away from the base material, of the first light emitting structure and comprises a first light reflecting surface and a second light reflecting surface, and the first light reflecting surface faces the first light emitting structure; the second light-emitting structure is arranged on one side, away from the first light-emitting structure, of the light-reflecting structure, and the second light-reflecting surface faces the second light-emitting structure.
Description
Technical Field
The application belongs to the technical field of electronic equipment, and particularly relates to a screen assembly and electronic equipment.
Background
In the related art, some electronic devices have a main screen and a sub-screen to implement double-sided display, and for the foldable electronic device, when the electronic device is in a folded state, functions such as display or touch may be implemented through the sub-screen.
And generally such a sub screen and a main screen are two screens, resulting in an increase in thickness of the electronic device.
Disclosure of Invention
The application aims to provide a screen assembly and an electronic device, which can solve one of the technical problems of excessive thickness of the electronic device with a main screen and a sub screen in the related art.
In a first aspect, the present application provides a screen assembly comprising:
a substrate;
the first light-emitting structure is arranged on one side of the base material;
the light reflecting structure is arranged on one side, away from the base material, of the first light emitting structure and comprises a first light reflecting surface and a second light reflecting surface, and the first light reflecting surface faces the first light emitting structure;
the second light-emitting structure is arranged on one side, deviating from the first light-emitting structure, of the light-reflecting structure, and the second light-reflecting surface faces the second light-emitting structure.
In a second aspect, the present application provides an electronic device comprising:
a screen assembly as provided in the first aspect.
In an embodiment of the present application, the screen assembly includes a substrate, a first light emitting structure, a light reflecting structure, and a second light emitting structure, and the stacking order of the above four structures from one side to the other side is: the substrate, first light emitting structure, light reflecting structure and second light emitting structure, light reflecting structure has first reflection of light face and second reflection of light face, first reflection of light face sets up towards first light emitting structure, second reflection of light face sets up towards second light emitting structure, and then reduce interference between first light emitting structure and the second light emitting structure, ensure the accuracy that first light emitting structure and second light emitting structure show, and, single face at the substrate sets up double-deck light emitting structure, can reduce in process of production, the possibility that first light emitting structure or second light emitting structure damaged, promote screen assembly's yields, and, two display parts have on the screen assembly, and then can reduce screen assembly's thickness, reduce electronic equipment's thickness, alleviate electronic equipment's weight.
Drawings
The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 illustrates a schematic diagram of a screen assembly provided by one embodiment of the present application;
FIG. 2 illustrates a schematic view of a light reflecting structure in a screen assembly provided by one embodiment of the present application;
FIG. 3 illustrates a schematic diagram of a portion of a screen assembly provided by one embodiment of the present application;
fig. 4 shows a schematic diagram of an electronic device provided by an embodiment of the present application.
Fig. 1 to 4 reference numerals:
100 screen assembly, 110 substrate, 120 first light emitting structure, 122 first pixel wiring, 124 first gate, 126 first source drain, 128 first channel layer, 130 light reflecting structure, 132 first light reflecting layer, 134 first light reflecting surface, 136 second light reflecting layer, 138 second light reflecting surface, 140 backing layer, 150 second light emitting structure, 152 second pixel wiring, 154 second gate, 156 second source drain, 158 second channel layer, 160 via hole, 170 circuit board, 180 first polarizing layer, 190 second polarizing layer, 200 support layer, 202 display open area, 210 bending area, 222 first organic light emitting material, 224 first anode, 226 first cathode, 228 first flat layer, 230 first insulating layer, 232 second insulating layer, 234 second organic light emitting material, 236 second anode, 238 second cathode, 240 second flat layer, 242 third insulating layer, 244 fourth insulating layer, 300 electronic device, 310, 320 cover plate, 330 optical glue layer, 340 foam, 350, 360 cell cover.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application. 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.
The features of the terms first and second in the description and in the claims of the present application may explicitly or implicitly include one or more of such features. In the description of the present application, "a plurality" means two or more unless otherwise specified. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
In the description of the present application, it is to be understood that the terms "upper", "inner", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The screen assembly 100 and the electronic device 300 according to the embodiment of the present application are described below with reference to fig. 1 to 4.
As shown in fig. 1, the present application provides a screen assembly 100 comprising: a substrate 110; a first light emitting structure 120 disposed on one side of the substrate 110; the light reflecting structure 130 is disposed on a side of the first light emitting structure 120 away from the substrate 110, the light reflecting structure 130 includes a first light reflecting surface 134 and a second light reflecting surface 138, and the first light reflecting surface 134 faces the first light emitting structure 120; the second light emitting structure 150 is disposed on a side of the light reflecting structure 130 away from the first light emitting structure 120, and the second light reflecting surface 138 faces the second light emitting structure 150.
In the embodiment of the present application, the screen assembly 100 includes a substrate 110, a first light emitting structure 120, a light reflecting structure 130, and a second light emitting structure 150, which are stacked in order from one side to the other: the display device comprises a substrate 110, a first light emitting structure 120, a light reflecting structure 130 and a second light emitting structure 150, wherein the light reflecting structure 130 is provided with a first light reflecting surface 134 and a second light reflecting surface 138, the first light reflecting surface 134 is arranged towards the first light emitting structure 120, and the second light reflecting surface 138 is arranged towards the second light emitting structure 150, so that interference between the first light emitting structure 120 and the second light emitting structure 150 is reduced, influence on image quality is reduced, light rays emitted by the first light emitting structure 120 and the second light emitting structure 150 are emitted towards opposite directions, display accuracy of the first light emitting structure 120 and the second light emitting structure 150 is ensured, furthermore, a double-layer light emitting structure is arranged on a single surface of the substrate 110, possibility of damage to the first light emitting structure 120 or the second light emitting structure 150 in a production process can be reduced, and yield of the screen assembly 100 is improved.
Moreover, one screen assembly 100 has two display areas, so that the thickness of the screen assembly 100, the thickness of the electronic device 300 and the weight of the electronic device 300 can be reduced.
Wherein the screen assembly 100 may be understood as having a main screen display area and a sub screen display area, the second light emitting structure 150 provides a light source for the main screen display area, and the first light emitting structure 120 provides a light source for the sub screen display area.
The substrate 110 may be a film (Pfilm), which is an optical material, has good light transmittance, and can improve the strength of the screen assembly 100.
The first light emitting structure 120, the light reflecting structure 130, and the second light emitting structure 150 constitute Panel.
As shown in fig. 2, as one possible embodiment, the light reflecting structure 130 includes: the first light reflecting layer 132, the first light reflecting surface 134 is arranged on the first light reflecting layer 132; a second reflective layer 136, a second reflective surface 138 disposed on the second reflective layer 136; the backing layer 140, the first light reflecting layer 132 and the second light reflecting layer 136 are respectively located on two opposite sides of the backing layer 140.
In particular, the light reflecting structure 130 includes a first light reflecting layer 132, a second light reflecting layer 136, and a backing layer 140, the backing layer 140 being located between the first light reflecting layer 132 and the second light reflecting layer 136, and the first light reflecting layer 132 facing the first light emitting structure 120 and the second light reflecting layer 136 facing the second light emitting structure 150, wherein the first light reflecting surface 134 is disposed on the first light reflecting layer 132 and the second light reflecting surface 138 is disposed on the second light reflecting layer 136.
The first and second light reflecting layers 132 and 136 may employ an Anti-reflection (AR) coating.
The backing layer 140 may be a polyimide film (PI).
As shown in fig. 3, as a possible implementation manner, the first light emitting structure 120 includes a first pixel trace 122, the second light emitting structure 150 includes a second pixel trace 152, the first pixel trace 122 and the second pixel trace 152 are electrically connected through a via 160, and the via 160 penetrates through the light reflecting structure 130.
Specifically, the first light emitting structure 120 includes a first pixel trace 122, a power source may supply power to a pixel point through the first pixel trace 122, the second light emitting structure 150 includes a second pixel trace 152, and the power source may supply power to the pixel point through the second pixel trace 152, wherein the first pixel trace 122 and the second pixel trace 152 are electrically connected through a via 160, so that a circuit structure may be simplified, the power source may be electrically connected to only one of the first pixel trace 122 and the second pixel trace 152 to supply power to the first light emitting structure 120 and the second light emitting structure 150, and since the light reflecting structure 130 is disposed between the first light emitting structure 120 and the second light emitting structure 150, the via 160 needs to pass through the light reflecting structure 130.
Wherein the number of the vias 160 may be plural. The via 160 is also referred to as Hole.
Specifically, the first pixel trace 122 includes a first Gate Electrode (Gate) 124, a first Source Drain Electrode (Source/Drain, S/D) 126, and a first channel layer (Poly) 128.
The first gate 124 is a metal-oxide semiconductor field effect transistor gate.
The first source/drain 126 is a mosfet source/drain.
The first channel layer 128 is a metal-oxide semiconductor field effect transistor channel layer and is made of amorphous silicon.
A first insulating layer (GI) 230 and a second insulating layer (Ild) 232 are disposed on a side of the first channel layer 128 facing the substrate 110.
A first Planar Layer (PLN) 228 is disposed on a side of the second insulating layer 232 facing the substrate 110.
The second pixel trace 152 includes a second Gate Electrode 154 (Gate), a second Source/Drain (S/D) 156 and a second channel layer (Poly) 158.
The second gate 154 is a metal-oxide semiconductor field effect transistor gate.
The second source/drain 156 is a mosfet source/drain.
The second channel layer 158 is a metal-oxide semiconductor field effect transistor channel layer and is made of amorphous silicon.
A third insulating layer (GI) 242 and a fourth insulating layer (Ild) 244 are further disposed on a side of the second channel layer 158 facing away from the substrate 110.
A side of the fourth insulating layer 244 facing away from the substrate 110 is provided with a second Planar Layer (PLN) 240.
As shown in fig. 1, as one possible implementation, the screen assembly 100 further includes: the circuit board 170 is electrically connected to the first pixel trace 122 or the second pixel trace 152.
Specifically, the screen assembly 100 supplies power to the first light emitting structure 120 and the second light emitting structure 150 through the circuit board 170, so as to implement functions of display, touch control, and the like, and guide an electrical signal of the screen assembly 100 to a motherboard of the electronic device 300. The circuit board 170 may be a flexible circuit board (FPC) 170.
As shown in fig. 1, as a possible embodiment, the screen assembly 100 further includes: a first polarizing layer 180 disposed on a side of the substrate 110 away from the first light emitting structure 120; and the second polarizing layer 190 is disposed on a side of the second light emitting structure 150 away from the light reflecting structure 130.
Specifically, the first polarizing layer 180 is disposed on a side of the substrate 110 away from the first light emitting structure 120, the second polarizing layer 190 is disposed on a side of the second light emitting structure 150 away from the light reflecting structure 130, and then the first polarizing layer 180 and the second polarizing layer 190 realize light filtering, so that the substrate 110, the first light emitting structure 120, the second light emitting structure 150, and the light reflecting structure 130 can be protected besides the screen assembly 100 can display images.
The first and second polarizing layers 180 and 190 are polarizers (polarizers, polars).
As shown in fig. 1, as a possible embodiment, the screen assembly 100 further includes: the support layer 200 is disposed on a side of the substrate 110 away from the first light emitting structure 120, and the support layer 200 has a display opening area 202.
Specifically, a supporting layer 200 is disposed on a side of the substrate 110 away from the first light emitting structure 120, and the supporting layer 200 is used for buffering and supporting the screen assembly 100, improving strength of the screen assembly 100 and reducing impact of the middle frame 360 of the electronic device 300 on the screen assembly 100.
Also, the support layer 200 is provided with the display opening region 202, thereby implementing the display function of the first light emitting structure 120 and the first polarizing layer 180, that is, the first light emitting structure 120 and the first polarizing layer 180 display an image through the display opening region 202.
The support layer 200 is a cradle (BKT).
The display aperture area 202 may be polygonal, circular, or the like.
As shown in fig. 1, as one possible embodiment, the first polarizing layer 180 is located in the display opening area 202.
Specifically, the first polarizing layer 180 is located in the display opening area 202, so as to avoid overlapping between the first polarizing layer 180 and the supporting layer 200, further reduce the thickness of the screen assembly 100, and since the supporting layer 200 is not capable of displaying, this arrangement also reduces the material input and reduces the production cost.
As shown in fig. 4, as a possible implementation manner, the first light emitting structure 120 and the second light emitting structure 150 are active matrix organic light emitting diode light emitting structures, and the multi-layer stacking manner of the first light emitting structure 120 and the second light emitting structure 150 is symmetrical based on the light reflecting structure 130.
Specifically, the first Light Emitting structure 120 and the second Light Emitting structure 150 are both Active-matrix Organic Light-Emitting Diode (AOLED) Light Emitting structures, and the multi-layer stacking manner of the first Light Emitting structure 120 and the second Light Emitting structure 150 is symmetrical based on the Light reflecting structure 130, that is, the two structures have the same display effect.
Specifically, the first light emitting structure 120 includes a plurality of first pixels including a first Anode (Anode) 224 and a first Cathode (Cathode) 226, and a first Organic-light emitting material (OEL) 222 between the first Anode 224 and the first Cathode 226. The plurality of first pixel points are electrically connected through the first pixel routing 122.
And, a leakage current Ion of each first pixel is controlled by a Metal-Oxide-Semiconductor Field-Effect Transistor (MOSFET), specifically, the first gate 124 is opened, the leakage current is transmitted to the first anode 224 and the first cathode 226 through the first source/drain 126, and the first organic light emitting material 222 between the first anode 224 and the first cathode 226 is turned on.
The second light emitting structure 150 includes a plurality of second pixel points including a second Anode (Anode) 236 and a second Cathode (Cathode) 238, and a second Organic-light emitting material (OEL) 234 between the second Anode 236 and the second Cathode 238. The plurality of second pixel points are electrically connected to each other through the second pixel routing 152.
And, the leakage current Ion of each second pixel point is controlled by a Metal-Oxide-Semiconductor Field-Effect Transistor (MOSFET), specifically, the second gate 154 is opened, the leakage current is transmitted to the second anode 236 and the second cathode 238 through the second source/drain 156, and the second organic light emitting material 234 between the second anode 236 and the second cathode 238 is turned on.
As shown in fig. 4, as one possible embodiment, the screen assembly 100 is a flexible screen assembly 100.
Specifically, the screen assembly 100 is a flexible screen assembly 100, and is suitable for the foldable screen electronic device 300, and then the first light emitting structure 120 and the second light emitting structure 150 of the screen assembly 100 are respectively located on the front side and the back side of the circuit device, and after the electronic device 300 is folded, the screen assembly 100 can still realize the functions of display, touch control and the like on the back side of the electronic device 300.
Furthermore, the bending region 210 is disposed on the screen assembly 100, so that a groove can be partially formed in the middle of the screen assembly 100 to reduce the bending stress.
As shown in fig. 4, the present application provides an electronic device 300 comprising: the screen assembly 100 provided in any of the above embodiments.
The electronic device 300 provided by the present application includes the screen assembly 100 provided in any of the above embodiments, and therefore, all the advantages of the screen assembly 100 provided in any of the above embodiments are not stated herein.
As shown in fig. 4, specifically, the electronic device 300 further includes a cover plate 320 (Window), a battery cover 350, and a middle frame 360, where the middle frame 360 is located between the cover plate 320 and the battery cover 350, the screen assembly 100 is located between the cover plate 320 and the battery cover 350, the middle frame 360 is located on the periphery of the screen assembly 100, a foam 340 is disposed between the battery cover 350 and the screen assembly 100, and the foam 340 is used for buffering between the middle frame 360 and the screen assembly 100 and sealing the periphery of the screen assembly 100, so as to achieve waterproof and dustproof effects. Foam 340 is positioned between cell cover 350 and support layer 200.
And an optical adhesive layer 330 is disposed between the cover plate 320 and the screen assembly 100, and the optical adhesive layer 330 is located between the second polarizing layer 190 and the cover plate 320.
And, the electronic device 300 further includes a hinge assembly 310, so that the electronic device 300 can be folded, the electronic device 300 in the present application eliminates a separate secondary screen, and the battery cover 350 can be designed differently.
In fig. 4, the position "130" is actually a combination structure of the first light emitting structure 120, the light reflecting structure 130 and the second light emitting structure 150.
In the description herein, reference to the term "one embodiment," or "a specific embodiment," etc., means 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 application. 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.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A screen assembly, comprising:
a substrate;
the first light-emitting structure is arranged on one side of the base material;
the light reflecting structure is arranged on one side, away from the base material, of the first light emitting structure and comprises a first light reflecting surface and a second light reflecting surface, and the first light reflecting surface faces the first light emitting structure;
the second light-emitting structure is arranged on one side, away from the first light-emitting structure, of the light-reflecting structure, and the second light-reflecting surface faces the second light-emitting structure.
2. A screen assembly as recited in claim 1, wherein the light reflecting structure comprises:
the first reflecting layer is arranged on the first reflecting surface;
the second reflecting surface is arranged on the second reflecting layer;
and the first light reflecting layer and the second light reflecting layer are respectively positioned on two opposite sides of the backing layer.
3. A screen assembly as recited in claim 1,
the first light emitting structure comprises a first pixel wiring, the second light emitting structure comprises a second pixel wiring, the first pixel wiring and the second pixel wiring are electrically connected through a through hole, and the through hole penetrates through the light reflecting structure.
4. A screen assembly as recited in claim 3, further comprising:
and the circuit board is electrically connected with the first pixel wiring or the second pixel wiring.
5. The screen assembly of any of claims 1-4, further comprising:
the first polarizing layer is arranged on one side, away from the first light-emitting structure, of the base material;
and the second polarizing layer is arranged on one side of the second light-emitting structure, which deviates from the light-reflecting structure.
6. The screen assembly of claim 5, further comprising:
the supporting layer is arranged on one side, away from the first light-emitting structure, of the base material and is provided with a display opening area.
7. A screen assembly as recited in claim 6,
the first polarizing layer is located in the display opening region.
8. The screen assembly according to any one of claims 1 to 4,
the first light-emitting structure and the second light-emitting structure are active matrix organic light-emitting diode light-emitting structures, and the first light-emitting structure and the second light-emitting structure are symmetrical based on the light-reflecting structure in a multilayer stacking manner.
9. The screen assembly according to any one of claims 1 to 4,
the screen assembly is a flexible screen assembly.
10. An electronic device, comprising:
the screen assembly of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211455416.3A CN115696985A (en) | 2022-11-21 | 2022-11-21 | Screen assembly and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211455416.3A CN115696985A (en) | 2022-11-21 | 2022-11-21 | Screen assembly and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115696985A true CN115696985A (en) | 2023-02-03 |
Family
ID=85053695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211455416.3A Pending CN115696985A (en) | 2022-11-21 | 2022-11-21 | Screen assembly and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115696985A (en) |
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2022
- 2022-11-21 CN CN202211455416.3A patent/CN115696985A/en active Pending
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