CN212380439U - Novel display screen and mobile terminal - Google Patents
Novel display screen and mobile terminal Download PDFInfo
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- CN212380439U CN212380439U CN202021115294.XU CN202021115294U CN212380439U CN 212380439 U CN212380439 U CN 212380439U CN 202021115294 U CN202021115294 U CN 202021115294U CN 212380439 U CN212380439 U CN 212380439U
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Abstract
The utility model is suitable for a display screen technical field provides a novel display screen and mobile terminal, and novel display screen includes negative pole, positive pole and luminescent layer, and the luminescent layer is located between negative pole and the positive pole, and the negative pole is provided with the insulating layer on the surface that deviates from the luminescent layer, and the insulating layer is provided with the light-absorption layer on the surface that deviates from the negative pole, and the light-absorption layer is provided with the district of avoiding that is used for avoiding the luminescent layer display area, and the light-absorption layer is provided with the protective layer on the surface. The utility model also provides a mobile terminal, including foretell novel display screen. The utility model provides a novel display screen and mobile terminal, it can absorb external incident light, reduces the reflection to incident light, ensures the readable effect of display screen under the highlight environment, has still reduced display screen thickness and luminous consumption simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the display screen, especially, relate to a novel display screen and mobile terminal.
Background
An Organic Light-Emitting Diode (OLED) display device has characteristics of self-luminescence, simple structure, ultra-Light and thin, fast response speed, wide viewing angle, low power consumption, and flexible display, and is widely used in the display field. However, in the conventional OLED display device, the ambient light greatly affects the display device, which may cause a decrease in contrast ratio and affect the display effect.
At present, in order to solve the above problems, a layer of circular polarizer is usually added on the light emitting side of the display device, so that the external ambient light is directly absorbed by the circular polarizer when entering the display device and then being reflected back to the circular polarizer by the cathode. The technical scheme can eliminate the influence of partial external environment light on the display device, but on one hand, the product thickness and the cost are increased, and on the other hand, partial light emitted by the OLED display device is relatively eliminated, so that the waste of light is caused, and the brightness of the OLED panel is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of above-mentioned technical problem at least, provide a novel display screen and mobile terminal, it can absorb external incident light, reduces the reflection to incident light, ensures the readable effect of display screen under the strong light environment, has still reduced display screen thickness and luminous consumption simultaneously.
The technical scheme of the utility model is that: the utility model provides a novel display screen, includes negative pole, positive pole and luminescent layer, the luminescent layer is located the negative pole with between the positive pole, the negative pole is deviating from the surface of luminescent layer is provided with the insulating layer, the insulating layer is deviating from the surface of negative pole is provided with the light-absorption layer, the light-absorption layer is provided with and is used for avoiding the district of avoiding of luminescent layer display area, the light-absorption layer is deviating from the surface of insulating layer is provided with the protective layer.
Optionally, the light emitting layer is an OLED light emitting layer.
Optionally, the insulating layer is a resin layer or a silicon nitride layer.
Optionally, the light absorbing layer is an ink layer.
Optionally, the protective layer is a resin layer or a silicon nitride layer.
Optionally, the novel display screen further comprises a back plate, a first transparent layer and a second transparent layer, the back plate is arranged on the surface of the anode deviated from the light emitting layer, the first transparent layer is arranged on the surface of the back plate deviated from the anode, and the second transparent layer is arranged on the surface of the protection layer deviated from the light absorbing layer.
Optionally, the terminal surface alignment setting of positive pole, luminescent layer, negative pole, insulating layer, light-absorbing layer and protective layer, just the terminal surface orientation of positive pole, luminescent layer, negative pole, insulating layer, light-absorbing layer and protective layer the center of display screen sunken with the backplate with the second transparent layer is formed with the cavity, the cavity intussuseption is filled with sealed glue.
Optionally, the end surfaces of the back plate and the second transparent layer protrude from the sealant, or the sealant is flush with the end surfaces of the back plate and the second transparent layer.
Optionally, the first and second transparent layers are glass layers.
The utility model also provides a mobile terminal, display screen including foretell antireflection.
The utility model provides a novel display screen and mobile terminal, be provided with the insulating layer on the negative pole, and be provided with the light-absorption layer at the insulating layer, be provided with on the light-absorption layer and avoid the district, make the light accessible light-absorption layer of luminescent layer display area jet out to the external world, be provided with the protective layer on the surface on light-absorption layer at last, and thus, can be absorbed when external incident light shines the light-absorption layer, make the reflection reduce to user's incident light, thereby ensure the readability effect of display screen under the highlight environment, compare with prior art through the scheme that sets up the polaroid and remove reflection light, the polaroid has been omitted, the thickness of display screen has been reduced, easily realize the frivolousness of display screen.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic cross-sectional structure diagram of a novel display screen provided by an embodiment of the present invention;
fig. 2 is a schematic plan view of a novel display screen provided by an embodiment of the present invention.
In the figure, 100-display screen, 1-anode, 2-luminous layer, 3-cathode, 4-insulating layer, 5-light absorption layer, 6-protective layer, 7-back plate, 8-first transparent layer, 9-second transparent layer, 10-sealant, A-display area and B-non-display area.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, directly disposed, installed, connected, or indirectly disposed and connected through intervening components and intervening structures.
In addition, in the embodiments of the present invention, if there are directions or positional relationships indicated by "longitudinal direction", "lateral direction", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., based on the directions or positional relationships shown in the drawings or the conventional placement state or use state, the description is only for convenience of description and simplification, and it is not intended to indicate or imply that the structure, feature, device or element indicated must have a specific direction, be constructed in a specific direction, and be operated, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
The various features and embodiments described in the embodiments may be combined in any suitable manner, for example, different embodiments may be formed by combining different features/embodiments, and in order to avoid unnecessary repetition, various combinations of features/embodiments are not described in detail in the present disclosure.
As shown in fig. 1 and fig. 2, a novel display screen 100 provided by the embodiment of the present invention includes a cathode 3, an anode 1 and a light emitting layer 2, the light emitting layer 2 is located between the cathode 3 and the anode 1, the light emitting layer 2 has a display area a and a non-display area B, the display area a is an area emitting red light, green light and blue light on the light emitting layer 2, the non-display area B is an area on the light emitting layer 2 except the display area a, in this embodiment, the anode 1, the light emitting layer 2 and the cathode 3 are sequentially stacked in a vertical direction as an example, the upper surface of the cathode 3 is provided with an insulating layer 4, the upper surface of the insulating layer 4 is provided with a light absorbing layer 5, the light absorbing layer 5 is provided with a avoiding area for avoiding the display area a of, so that the light in the display area a of the light-emitting layer 2 can be emitted to the outside through the avoiding area, and the light-absorbing layer 5 is provided with a protective layer 6 on the surface departing from the insulating layer 4. Through the design, when external incident light enters the display screen 100, the incident light irradiated to the light absorption layer 5 is absorbed, so that the light reflected to a user is reduced, and under an external strong light environment, the content on the display screen 100 can be clearly obtained without brightening the brightness of the display screen 100, so that the readability effect of the display screen 100 under the strong light environment is ensured (readability here means that the user can clearly obtain the content of the display screen 100), compared with the scheme of removing the reflected light by arranging a polarizer in the prior art, the polarizer is omitted, the production cost is saved, the thickness of the display screen 100 is reduced, and the lightening and thinning are easy to realize; on the other hand, since the reflected light becomes less, the light emission power consumption is reduced on the premise of maintaining the readability of the display screen 100. Experiments show that compared with the display screen 100 in the prior art, the thickness of the display screen 100 in the embodiment is reduced by 0.1mm, and the luminous power consumption is reduced by about 50% under the same readability of the display screen 100.
In particular, the light emitting layer 2 is an OLED light emitting layer.
Alternatively, the insulating layer 4 may be a resin layer or a silicon nitride layer, which has good light transmittance and structural strength. In this embodiment, an insulating layer 4 is plated on the upper surface of the cathode 3 by a plating method.
Optionally, the light absorbing layer 5 has a light absorbing property, and most of the light irradiated on the light absorbing layer 5 can be absorbed, so as to reduce the light reflection. In practical applications, the light absorbing layer 5 may also be a black resin layer. Wherein, a layer of ink layer can be plated on the upper surface of the insulating layer 4 by adopting a film plating mode, then laser development is carried out by adopting a metal mask, etching and cleaning are carried out, and the ink corresponding to the display area of the luminous layer 2 on the ink layer is removed, thus obtaining the avoiding area.
Optionally, the components of the ink layer include carbon black, resin, photoinitiator, dispersant and solvent, i.e., the carbon black, resin, photoinitiator, dispersant are dissolved in the solvent. The ink layer is selected to ensure a black-integrated effect when the display screen 100 is turned off, i.e., when the display screen 100 is turned off, the display area a and the non-display area B have visually consistent brightness.
Referring to fig. 2, the display area a of the display panel 100 occupies approximately 20% of the area of the display panel 100, and the remaining 80% is the non-display area B, and by providing the light absorbing layer 5 on the surface of the cathode 3 and providing the light absorbing layer 5 corresponding to the display area B of the light emitting layer 2 with the escape area, when the incident light irradiates the light absorbing layer 5, most of the incident light is absorbed by the light absorbing layer 5, so that the incident light reflected to the user is reduced.
Alternatively, the protective layer 6 is a resin layer or a silicon nitride layer, which has good light transmittance and structural strength. In this embodiment, an insulating layer 4 is plated on the upper surface of the cathode 3 by a plating method.
Specifically, as shown in fig. 1, the display screen 100 further includes a back plate 7, a first transparent layer 8 and a second transparent layer 9, the anode 1 is located on the back plate 7, the back plate 7 is located on the upper surface of the first transparent layer 8, and the second transparent layer 9 is located on the upper surface of the protection layer 6, wherein the back plate 7 may be a TFT film layer. Specifically, the display screen 100 is a laminated structure, and sequentially from bottom to top: the solar cell comprises a first transparent layer 8, a back plate 7, an anode 1, a light emitting layer 2, a cathode 3, an insulating layer 4, an ink layer, a protective layer 6 and a second transparent layer 9.
Specifically, the end faces of the anode 1, the light emitting layer 2, the cathode 3, the insulating layer 4, the ink layer and the protective layer 6 are aligned, the end faces of the anode 1, the light emitting layer 2, the cathode 3, the insulating layer 4, the ink layer and the protective layer 6 face the center of the display screen 100 and are recessed, a cavity is formed with the back plate 7 and the second transparent layer 9, and the cavity is filled with a sealant 10 for edge sealing. Wherein the end face of the back plate 7 is flush with the end face of the first transparent layer 8.
Specifically, the end surfaces of the back plate 7 and the second transparent layer 9 protrude out of the sealant 10, or the sealant 10 is flush with the end surfaces of the back plate 7 and the second transparent layer 9, that is, the sealant 10 is prevented from protruding out of the end surfaces of the back plate 7 and the second transparent layer 9, so that later-stage assembly is facilitated.
Alternatively, the first and second transparent layers 8 and 9 may be glass layers.
The utility model also provides a mobile terminal, mobile terminal specifically indicates cell-phone, panel computer, intelligent wrist-watch etc, including foretell novel display screen 100, when the user uses (bright screen) under the highlight environment, the external incident light that shines non-display area B top can be absorbed by light-absorption layer 5 to reduce incident light's reflection effectively, under the external highlight environment, need not to adjust the luminance of bright display screen 100, just can be clear acquire the content on the display screen 100, ensure the readable effect of display screen 100 under the highlight environment.
The embodiment of the utility model provides a novel display screen 100 and mobile terminal, be provided with insulating layer 4 on negative pole 3, and be provided with light-absorbing layer 5 at insulating layer 4, be provided with on light-absorbing layer 5 and avoid the district, make the light that makes the luminescent layer 2 display area can outwards penetrate through light-absorbing layer 5, be provided with protective layer 6 on the surface of light-absorbing layer 5 at last, like this, can light-absorbing layer 5 be absorbed when external incident light shines light-absorbing layer 5, make the incident light of reflection to the user reduce, thereby improve the readability effect of display screen 100 under the highlight environment, compare with the prior art through setting up the scheme that the polaroid removed the reflected light, the polaroid has been omitted, on the one hand, the thickness of display screen 100 has been reduced, easily realize frivolousness; on the other hand, because the reflected light becomes less, the light emitting power consumption is reduced on the premise of maintaining the readability of the display screen 100.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a novel display screen, includes negative pole, positive pole and luminescent layer, the luminescent layer is located the negative pole with between the positive pole, its characterized in that, the negative pole is deviating from the surface of luminescent layer is provided with the insulating layer, the insulating layer is deviating from the surface of negative pole is provided with the light-absorption layer, the light-absorption layer is provided with and is used for avoiding the district of avoiding of luminescent layer display area, the light-absorption layer is deviating from the surface of insulating layer is provided with the protective layer.
2. The novel display screen of claim 1, wherein the light emitting layer is an OLED light emitting layer.
3. The display panel of claim 1, wherein the insulating layer is a resin layer or a silicon nitride layer.
4. The display screen of claim 1, wherein the light absorbing layer is an ink layer.
5. The display screen of claim 1, wherein the protective layer is a resin layer or a silicon nitride layer.
6. The novel display screen according to any one of claims 1 to 5, further comprising a back plate, a first transparent layer and a second transparent layer, wherein the back plate is disposed on the surface of the anode facing away from the light-emitting layer, the first transparent layer is disposed on the surface of the back plate facing away from the anode, and the second transparent layer is disposed on the surface of the protection layer facing away from the light-absorbing layer.
7. The novel display screen of claim 6, wherein the end surfaces of the anode, the light emitting layer, the cathode, the insulating layer, the light absorbing layer and the protective layer are aligned, and a concave cavity is formed by the end surfaces of the anode, the light emitting layer, the cathode, the insulating layer, the light absorbing layer and the protective layer, which are concave towards the center of the display screen, and the back plate and the second transparent layer, and the concave cavity is filled with a sealant.
8. The novel display screen of claim 7, wherein the end surfaces of the back plate and the second transparent layer protrude from the sealant, or wherein the sealant is flush with the end surfaces of the back plate and the second transparent layer.
9. The novel display screen of claim 6, wherein the first transparent layer and the second transparent layer are glass layers.
10. A mobile terminal characterized by comprising a new display screen according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021115294.XU CN212380439U (en) | 2020-06-16 | 2020-06-16 | Novel display screen and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021115294.XU CN212380439U (en) | 2020-06-16 | 2020-06-16 | Novel display screen and mobile terminal |
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| Publication Number | Publication Date |
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| CN212380439U true CN212380439U (en) | 2021-01-19 |
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| CN202021115294.XU Active CN212380439U (en) | 2020-06-16 | 2020-06-16 | Novel display screen and mobile terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114361366A (en) * | 2022-01-04 | 2022-04-15 | 京东方科技集团股份有限公司 | Display panel and electronic device |
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2020
- 2020-06-16 CN CN202021115294.XU patent/CN212380439U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114361366A (en) * | 2022-01-04 | 2022-04-15 | 京东方科技集团股份有限公司 | Display panel and electronic device |
| CN114361366B (en) * | 2022-01-04 | 2024-03-12 | 京东方科技集团股份有限公司 | Display panel and electronic equipment |
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