CN109560213A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
- Publication number
- CN109560213A CN109560213A CN201811456251.5A CN201811456251A CN109560213A CN 109560213 A CN109560213 A CN 109560213A CN 201811456251 A CN201811456251 A CN 201811456251A CN 109560213 A CN109560213 A CN 109560213A
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- China
- Prior art keywords
- display
- display panel
- transmission region
- reflective layer
- light
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Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/85—Arrangements for extracting light from the devices
- H10K50/856—Arrangements for extracting light from the devices comprising reflective means
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/40—OLEDs integrated with touch screens
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Optics & Photonics (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The embodiment of the present invention provides a kind of display panel and display device, is related to field of display technology, can improve as pixel light emission is reflected onto the photosensitive unit of transmission region and caused by adverse effect.The display panel include: transmission region, around the light-transmitting edge area of the transmission region, around the display area of the light-transmitting edge area;Show that film layer, the display film layer include the luminescent device positioned at the display area;Reflective layer, the reflective layer is set to the light emission side of the display film layer, and between the display area and the transmission region, in the light-transmitting edge area, on from the transmission region to the direction of the display area, the reflective layer is in undulated structure close to the surface of the display film layer side.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of display panel and display devices.
Background technique
Currently, display technology has penetrated into the various aspects of people's daily life, and correspondingly, more and more materials and skill
Art is used for display screen.Now, the display screen of mainstream mainly has liquid crystal display and organic light emitting display panel.Wherein, by
In the self-luminosity energy of organic light emitting display panel, the backlight module most to consume energy is eliminated compared to liquid crystal display, therefore is had
Have the advantages that more energy efficient.In order to preferably more fully utilize the space of organic light emitting display panel, screen accounting is higher and higher,
I.e. display area area account for display panel area ratio it is increasing.When the area of display area is larger, before occupying for example
The space of the photosensitive units such as camera is set, therefore occurs that the mode inside display area for preposition photosensitive unit is arranged in, i.e.,
One transmission region corresponding with front camera is set on a display panel, and display area surrounds the transmission region, preposition to take the photograph
As head realizes preposition camera function by the transmission region.
However, being provided with around transmission region for display since the transmission region is arranged inside display area
Pixel, when using preposition photosensitive unit, transmission region neighboring pixel, which shines, to be reflexed to by the component around transmission region
In light region, to cause adverse effect to the use of preposition photosensitive unit at transmission region position.
Summary of the invention
The embodiment of the present invention provides a kind of display panel and display device, can improve since pixel light emission is reflected onto
The photosensitive unit in light region and caused by adverse effect.
On the one hand, the embodiment of the present invention provides a kind of display panel, comprising:
Transmission region, around the light-transmitting edge area of the transmission region, around the viewing area of the light-transmitting edge area
Domain;
Show that film layer, the display film layer include the luminescent device positioned at the display area;
Reflective layer, the reflective layer are set to the light emission side of the display film layer, and are located at the display area and described
Between transmission region, in the light-transmitting edge area, from the transmission region to the direction of the display area on, it is described reflective
Layer is in undulated structure close to the surface of the display film layer side.
Optionally, the reflective layer was arranged around the transmission region one week.
Optionally, the material of the reflective layer includes metal.
Optionally, where perpendicular to the display panel on the direction of plane, the section of the reflective layer is zigzag,
And the display area is extended to from the transmission region.
Optionally, the zigzag includes " V " character form structure of periodic arrangement, the opening court of " V " character form structure
To the display film layer side, " V " character form structure includes close to the first side of the transmission region and far from described
Second side in light region, wherein described first when the angle of plane where with the display panel is greater than described second and institute
The angle of plane where stating display panel.
Optionally, where perpendicular to the display panel on the direction of plane, the section of the reflective layer is periodically
The convex structure of arrangement, and the display area is extended to from the transmission region.
Optionally, above-mentioned display panel further include: positioned at the touch-control film layer of the display film layer light emission side, the touch control film
Layer includes touch-control metal layer, and the reflective layer and the touch-control metal layer same layer are arranged.
Optionally, bed course is provided between the reflective layer and the display film layer.
Optionally, the relief height of the reflective layer be h, 0.1 μm≤h≤10 μm.
Optionally, above-mentioned display panel further include: the rigid cover plate between the luminescent device and the reflective layer
Layer.
Optionally, above-mentioned display panel further include: the flexible package between the luminescent device and the reflective layer
Layer.
On the other hand, the embodiment of the present invention also provides a kind of display device, including above-mentioned display panel.
Optionally, above-mentioned display device further include: the optical module being correspondingly arranged with the transmission region of the display panel.
Display panel and display device in the embodiment of the present invention, since the light emission side of display film layer is provided with reflective layer,
And reflective layer is between display area and transmission region, and when light emits towards transmission region side, this some light meeting
Emit to reflective layer close to a side surface of display film layer, and reflective layer is the knot that rises and falls on the surface close to display film layer side
Structure, in this way, having in relief fabric can change towards the surface of side except transmission region when light exposes to this surface
The direction for becoming reflection light emits more reflection lights towards the direction for deviateing transmission region, reduces and be reflected onto light transmission
The light in region, so as to improve as pixel light emission be reflected onto the photosensitive unit of transmission region and caused by adverse effect.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of display panel in the embodiment of the present invention;
Fig. 2 is the partial enlargement diagram of a-quadrant in Fig. 1;
Fig. 3 be Fig. 2 in BB ' to a kind of the schematic diagram of the section structure;
Fig. 4 be Fig. 2 in BB ' to another the schematic diagram of the section structure;
Fig. 5 is the enlarged structure schematic diagram of reflective layer in Fig. 4;
Fig. 6 be Fig. 2 in BB ' to another the schematic diagram of the section structure;
Fig. 7 be Fig. 2 in BB ' to another the schematic diagram of the section structure;
Fig. 8 be Fig. 2 in BB ' to another the schematic diagram of the section structure;
Fig. 9 is a kind of structural schematic diagram of display device in the embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments
The present invention.In the embodiment of the present invention and the "an" of singular used in the attached claims, " described " and "the"
It is also intended to including most forms, unless the context clearly indicates other meaning.
As shown in Figure 1, Figure 2 and Figure 3, Fig. 1 is a kind of structural schematic diagram of display panel in the embodiment of the present invention, and Fig. 2 is
The partial enlargement diagram of a-quadrant in Fig. 1, Fig. 3 be in Fig. 2 BB ' to a kind of the schematic diagram of the section structure, the embodiment of the present invention mentions
For a kind of display panel, comprising: transmission region 1, around the light-transmitting edge area of transmission region 1 11, surround light-transmitting edge area
11 display area 2;Show that film layer 3, display film layer 3 include the luminescent device 30 positioned at display area;Reflective layer 4, reflective layer 4
It is set to the light emission side of display film layer 3, and between display area 2 and transmission region 1, that is, is located at light-transmitting edge area 11,
In light-transmitting edge area 11, from transmission region 1 to the direction of display area 2 on, i.e., the direction of B ' to B from Fig. 2, reflective layer 4
Surface close to display 3 side of film layer is in undulated structure.
Specifically, transmission region 1 is the part of light transmission in display panel, in the display device with the display panel,
It is provided with inside the transmission region 1 of display panel, or in the non-light emission side position corresponding with transmission region 1 of display panel
Photosensitive unit, for obtaining the light from display panel light emission side by transmission region 1, to realize corresponding function, example
Such as unlocked by fingerprint unit, light-operated switch, front camera.In addition, transmission region 1 can be physical passes institute on display panel
Region, to realize light transmission, alternatively, transmission region 1 is also possible on display panel with the area where transparent film layer structure
Domain, the i.e. transmission region 1 do not need to dig a physical passes, but realize light transmission in the region with transparent film layer, when this is aobvious
It when showing that panel application is in display device, such as applies on mobile phone, the back side of display panel, in the corresponding position of transmission region 1
It installs and is equipped with such as front camera, front camera realizes preposition shooting function by the transmission region 1, including takes pictures and clap
Take the photograph video.It is further to note that in embodiments of the present invention, such as shown in Fig. 1, transmission region 1 can be located at viewing area
The middle position in domain 2, all shown regions 2 surround, but in other achievable embodiments, and transmission region can also be with
Positioned at the edge of display area, i.e. light-transmitting edge area partly surrounds transmission region, display area partly surround light-transmitting edge area with
And transmission region.As shown in figure 3, luminescent device 30 is provided in display area 2, in display area 2 close to 1 edge of transmission region
The light that the luminescent device 30 at place is issued can be towards the transmitting from all directions of light emission side.
In the prior art, it is not provided with reflecting layer, on the periphery of the light emission side transmission region of display film layer, is provided with it
His component, and the light reflection that these components can be such that luminescent device is emitted, in this way, a large amount of light can be directly reflected onto
In light region.
In embodiments of the present invention, since the light emission side of display film layer 3 is provided with reflective layer 4, and reflective layer 4 is located at display
Between region 2 and transmission region 1, when light emits towards 1 side of transmission region, this some light can emit to reflective layer 4
Close to a side surface of display film layer 3, and reflective layer 4 is relief fabric on the surface close to display 3 side of film layer, in this way, rising
Reflection light can be changed when light exposes to this surface by having in volt structure towards the surface of side except transmission region 1
Direction, make more reflection lights towards deviate transmission region 1 direction transmitting (arrow is oriented to radiation direction in Fig. 3), drop
The low light for being reflected onto transmission region 1 is reflected onto the photosensitive unit of transmission region so as to improve due to pixel light emission
Adverse effect caused by and.
Optionally, as shown in Fig. 2, reflective layer 4 was arranged around transmission region 1 one weeks, made with as much as possible from aobvious
Show that the light of luminescent device 30 in region 2 is reflected onto except transmission region 1.
Optionally, the material of reflective layer 4 includes metal, and metal material has preferable reflection characteristic, and be easier to by
Production forms the surface of relief fabric.
Optionally, as shown in figure 3, where perpendicular to display panel on the direction of plane, the section of reflective layer 4 is sawtooth
Shape, and display area 2 is extended to from transmission region 1.
Specifically, in laciniation, reflective layer 4 necessarily has the surface for being directed away from 1 side of transmission region, and works as
When the light of luminescent device 30 exposes to the surface in display area 2, more light can be reflected onto transmission region 1
Except, and in laciniation, on the one hand, reflective layer 4 can be made shared in the in-plane direction perpendicular to display panel institute
Space is smaller, on the other hand, light can be made to be reflected onto except transmission region 1 with more in laciniation
Surface.
Optionally, as shown in Figure 4 and Figure 5, Fig. 4 be Fig. 2 in BB ' to another the schematic diagram of the section structure, Fig. 5 Fig. 4
The enlarged structure schematic diagram of middle reflective layer, zigzag include " V " character form structure 40 of periodic arrangement, " V " character form structure 40
For opening towards display 3 side of film layer, " V " character form structure 40 includes close to the first side L1 of transmission region 1 and far from transparent area
The second side L2 in domain 1, wherein first when the angle α 1 of plane where L1 and display panel is greater than second L2 and display panel institute
In the angle α 2 of plane.
Specifically, as it is desirable that is reduced is the light for being reflected onto transmission region 1 that luminescent device 30 issues, therefore,
1 angle of angle α where being arranged close to the first side L1 and display panel of transmission region between plane is larger, can make photophore
The light that part 30 issues is at the first side L1 by the lateral reflection with biggish angle to deviation transmission region 1;In addition, setting is remote
It is smaller from 2 angle of angle α between plane where the second side L2 and display panel of transmission region, luminescent device 30 can be made to send out
Light out more emits to the first side L1.It should be noted that in embodiments of the present invention, α 1 and α 2 are respectively less than 90 °.?
In other achievable embodiments, such as structure shown in Fig. 3, the angle of plane where the first side and display panel can also be with
Equal to the angle of plane where the second side and display panel.
Optionally, as shown in Figure 6 and Figure 7, Fig. 6 be Fig. 2 in BB ' to another the schematic diagram of the section structure, Fig. 7 Fig. 2
Middle BB ' to another the schematic diagram of the section structure, where perpendicular to display panel on the direction of plane, the section of reflective layer 4
For the convex structure of periodic arrangement, and display area 2 is extended to from transmission region 1.
Specifically, for example, in structure shown in Fig. 6, the circular arc in 4 section of reflective layer shows the one of film layer 3 to separate
Side protrusion, in the structure shown in figure 7, circular arc is to close to the side protrusion for showing film layer 3 in 4 section of reflective layer.
It should be noted that only illustrating the example of the generally undulated structure of reflective layer 4, this knot in above each attached drawing
Implemented in structure technique it is fairly simple, in other achievable modes, or reflective layer only close to display film layer
Side be undulated structure, for example, as shown in figure 8, Fig. 8 be Fig. 2 in BB ' to another the schematic diagram of the section structure, it is reflective
Side of the layer 4 far from display film layer 3 only can be close to the side of display film layer 3 in reflective layer 4 without undulated structure
Lie prostrate shape structure.
Optionally, as shown in figure 8, above-mentioned display panel further include: positioned at the touch-control film layer 5 of display 3 light emission side of film layer, touching
Controlling film layer 5 includes touch-control metal layer 50, and reflective layer 4 and 50 same layer of touch-control metal layer are arranged.In this way, touch-control metal layer 50 can be made
With reflective layer 4 by being formed with a patterning processes, to save cost.
Optionally, it is provided with bed course 6 between reflective layer 4 and display film layer 3, for making reflective layer 4 by the setting of bed course 6
There is suitable distance between display film layer 3, so that relief fabric of the reflective layer 4 close to display 3 side of film layer can be with most
Good angle realizes light reflection.
Optionally, as shown in figure 5, the relief height of reflective layer 4 be h, 0.1 μm≤h≤10 μm, on the one hand, relief height
The larger thickness that will lead to display panel is larger, on the other hand, relief height is smaller will lead to it is poor to the reflecting effect of light,
The above both sides consideration and technologic influence are taken into account, the relief height of reflective layer 4 is set between 0.1 μm to 10 μm.
Reflective layer 4 is n from transmission region 1 to the width between display area 2,1 μm≤n≤5mm.
Optionally, as shown in figure 3, display panel further include: the rigid cover plate between luminescent device 30 and reflective layer 4
Layer 71, the i.e. embodiment of the present invention are suitable for the organic light emitting display panel of rigidity.
Optionally, as shown in figure 4, display panel further include: the flexible package between luminescent device 30 and reflective layer 4
Layer 72, i.e. the embodiment of the present invention applies also for organic light emitting display panel flexible.
In addition, in embodiments of the present invention, luminescent device 30 is not provided in light-transmitting edge area 11, to save cost, because
For in light-transmitting edge area 11, the light emission side of display film layer 3 is already provided with reflective layer 4, therefore in the area can not be real
Now show the function of picture.
As shown in figure 9, Fig. 9 is a kind of structural schematic diagram of display device in the embodiment of the present invention, the embodiment of the present invention is also
A kind of display device is provided, including above-mentioned display panel 100.
Specifically, the specific structure of display panel 100 is same as the previously described embodiments, and details are not described herein.The display device
It can be any electronics having a display function such as mobile phone, tablet computer, laptop, electric paper book or television set to set
It is standby.
Display device in the embodiment of the present invention, since the light emission side of display film layer is provided with reflective layer, and reflective layer position
Between display area and transmission region, when light emits towards transmission region side, this some light can emit to reflective
Layer is close to a side surface of display film layer, and reflective layer is relief fabric on the surface close to display film layer side, in this way, rising and falling
Reflection light can be changed when light exposes to this surface by having in structure towards the surface of side except transmission region
Direction emits more reflection lights towards the direction for deviateing transmission region, reduces the light for being reflected onto transmission region, from
And improve as pixel light emission is reflected onto the photosensitive unit of transmission region and caused by adverse effect.
Optionally, above-mentioned display device further include: the optical module being correspondingly arranged with the transmission region 1 of display panel 100
200, i.e. photosensitive unit.The optical module 200 is specifically as follows such as unlocked by fingerprint unit, light-operated switch, front camera
Need to obtain light by transmission region 1 to realize the element of corresponding function.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the present invention.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (13)
1. a kind of display panel characterized by comprising
Transmission region, around the light-transmitting edge area of the transmission region, around the display area of the light-transmitting edge area;
Show that film layer, the display film layer include the luminescent device positioned at the display area;
Reflective layer, the reflective layer are set to the light emission side of the display film layer, and are located at the display area and the light transmission
Between region, in the light-transmitting edge area, from the transmission region to the direction of the display area on, the reflective layer leans on
The surface of the nearly display film layer side is in undulated structure.
2. display panel according to claim 1, which is characterized in that
The reflective layer was arranged around the transmission region one week.
3. display panel according to claim 1, which is characterized in that
The material of the reflective layer includes metal.
4. display panel according to claim 1, which is characterized in that
Where perpendicular to the display panel on the direction of plane, the section of the reflective layer is zigzag, and from described
Light region extends to the display area.
5. display panel according to claim 4, which is characterized in that
The zigzag includes " V " character form structure of periodic arrangement, and the opening of " V " character form structure is towards the display film
Layer side, " V " character form structure include the first side close to the transmission region and second far from the transmission region
Side, wherein described first when the angle of plane where with the display panel is greater than described second with the display panel institute
In the angle of plane.
6. display panel according to claim 1, which is characterized in that
Where perpendicular to the display panel on the direction of plane, the section of the reflective layer is the arc-shaped of periodic arrangement
Structure, and the display area is extended to from the transmission region.
7. display panel according to claim 3, which is characterized in that further include:
Positioned at the touch-control film layer of the display film layer light emission side, the touch-control film layer includes touch-control metal layer, the reflective layer with
The touch-control metal layer same layer setting.
8. display panel according to claim 3, which is characterized in that
Bed course is provided between the reflective layer and the display film layer.
9. display panel according to claim 1, which is characterized in that
The relief height of the reflective layer be h, 0.1 μm≤h≤10 μm.
10. display panel according to claim 1, which is characterized in that further include:
Rigid cover plate layer between the luminescent device and the reflective layer.
11. display panel according to claim 1, which is characterized in that further include:
Flexible package layer between the luminescent device and the reflective layer.
12. a kind of display device, which is characterized in that including the display panel as described in any one of claim 1 to 11.
13. display device according to claim 12, which is characterized in that further include:
The optical module being correspondingly arranged with the transmission region of the display panel.
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CN201811456251.5A CN109560213B (en) | 2018-11-30 | 2018-11-30 | Display panel and display device |
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CN109560213B CN109560213B (en) | 2021-03-02 |
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Cited By (1)
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CN111129271A (en) * | 2019-12-23 | 2020-05-08 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
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CN1441298A (en) * | 2002-02-27 | 2003-09-10 | 阿尔卑斯电气株式会社 | Back light source and front light source and liquid crystal display device |
CN102759772A (en) * | 2012-04-18 | 2012-10-31 | 深圳市华星光电技术有限公司 | Light guide plate and corresponding backlight module |
CN204213723U (en) * | 2014-08-04 | 2015-03-18 | 日照海帝电器有限公司 | A kind of backlight module and display |
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