CN109192768A - Display panel, display device - Google Patents
Display panel, display device Download PDFInfo
- Publication number
- CN109192768A CN109192768A CN201811308524.1A CN201811308524A CN109192768A CN 109192768 A CN109192768 A CN 109192768A CN 201811308524 A CN201811308524 A CN 201811308524A CN 109192768 A CN109192768 A CN 109192768A
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- 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
- H10K59/30—Devices specially adapted for multicolour light emission
- H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
- H10K59/352—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels the areas of the RGB subpixels being different
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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
- H10K50/86—Arrangements for improving contrast, e.g. preventing reflection of ambient light
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- 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
- H10K59/30—Devices specially adapted for multicolour light emission
- H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
- H10K59/353—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels characterised by the geometrical arrangement of the RGB subpixels
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- Optics & Photonics (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of display panel, display device, belongs to field of display technology.A kind of display panel of the invention, the outer profile of viewing area at least partly location bending, the viewing area include: main viewing area and the edge viewing area around the main viewing area；It is characterized in that, the edge viewing area has first area corresponding with the display bending position of outer region contour；The display panel includes multiple pixel units, and the pixel unit is arranged in array；It is provided with lightproof unit in the first area, so that the display brightness of the unit area of the first area of the display panel is less than the display brightness of the unit area of the main viewing area.
Description
Technical field
The invention belongs to field of display technology, and in particular to a kind of display panel, display device.
Background technique
It is also more and more diversified to the appearance requirement of display product with the promotion of display technology, such as fillet mobile phone, circle
The irregular display product in the edges such as wrist-watch, bracelet shows the part side of product since pixel unit is generally arranged in matrix form
Edge region can not place complete pixel, cause to show that product edge shows that sawtooth sense is obvious, influence display effect.
The obvious problem of sawtooth sense is shown for above-mentioned edge, proposes gradually decrease close to fringe region in the prior art
N row (or N column) pixel grayscale, to reduce the luminance difference of the not light emitting region of viewing area and its periphery, to alleviate aobvious
Show that product edge shows the obvious problem of sawtooth sense.
And in the prior art, display product generally includes LCD and shows that product and OLED show product.Wherein, LCD product is
Brightness is controlled by backlight, light-emitting area can be controlled by black matrix to realize the gradual control of edge grayscale；And OLED
Product is current drive-type device, and light emission luminance is determined by current density, if vapor deposition area reduces, current density can be higher,
Grayscale can be higher, therefore the adjusting of grayscale can not be realized by adjusting the vapor deposition area of pixel unit.And in the prior art
There is no other methods that can be effectively improved above-mentioned edge and shows the obvious problem of sawtooth sense.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art, it is existing to provide a kind of edge display sawtooth
As unobvious, the good display panel of display effect.
Solving technical solution used by present invention problem is a kind of display panel, and the outer profile of viewing area is at least
Portion bending, the viewing area include: main viewing area and the edge viewing area around the main viewing area；The edge is aobvious
Show that area has first area corresponding with the display bending position of outer region contour；
The display panel includes multiple pixel units, and the pixel unit is arranged in array；
It is provided with lightproof unit in the first area, so that the unit area of the first area of the display panel is aobvious
Show that brightness is less than the display brightness of the unit area of the main viewing area.
Preferably, the display panel includes the display base plate being correspondingly arranged and display cover board, the pixel unit setting
In on the display base plate, the lightproof unit is set on the display cover board.
Preferably, the lightproof unit is corresponded with the pixel unit for being located at the first area；Along described aobvious
Show the center of panel to the direction at edge, the area of the lightproof unit is gradually increased.
It is further preferred that the lightproof unit includes multiple light-shielding structures；
The pixel unit includes several sub-pixels, and each sub-pixel positioned at first area corresponds to multiple shadings
Multiple light-shielding structures of structure, corresponding same sub-pixel are uniformly distributed.
It is further preferred that the shape of the light-shielding structure includes rectangle.
It is further preferred that the material of the light-shielding structure includes metal.
Preferably, the pixel unit of the display panel includes the first sub-pixel, the second sub-pixel and third sub-pixel, institute
State the sub-pixel that the first sub-pixel, the second sub-pixel and third sub-pixel are different colours；First sub-pixel and described
Shape, the size of two sub-pixels are identical, and the size on the column direction of the third sub-pixel is greater than first sub-pixel in institute
State the size on column direction；In same pixel unit, first sub-pixel and second sub-pixel are located at same row, third
Sub-pixel and first sub-pixel are located at different lines.
Preferably, the lightproof unit of corresponding first sub-pixel has the first sub- area, corresponding second son
The lightproof unit of pixel has the second sub- area, and the lightproof unit of the corresponding third sub-pixel has the sub- face of third
Product；The ratio of the first sub- area and the described second sub- area, the sub- area of the third is equal to the face of first sub-pixel
Product, the ratio with the area of second sub-pixel, the area of the third sub-pixel.
Preferably, the shape of the outer profile of the edge viewing area is round or ellipse.
Solving technical solution used by present invention problem is a kind of display device, including any one of the above is shown
Panel.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the display panel of the embodiment of the present invention；
Fig. 2 be the embodiment of the present invention display panel in show the structural schematic diagram of cover board；
Fig. 3 is the schematic diagram of the pixel unit of the embodiment of the present invention；
Wherein appended drawing reference are as follows: 1, pixel unit；2, lightproof unit；22, light-shielding structure；3, main viewing area；4, edge is aobvious
Show area.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, with reference to the accompanying drawing and specific embodiment party
Present invention is further described in detail for formula.
In the display panel provided by the embodiment of the present invention, display divides into main viewing area 3 and around main viewing area 3
Edge viewing area 4.Display panel of the present embodiment especially suitable for at least partly location bending of the outer profile of viewing area, but simultaneously
It is not limited to such case.Wherein, viewing area refer to for be arranged pixel unit 1 (such as: red sub-pixel R, green sub-pixels
G, blue subpixels B) region；The outer profile of viewing area namely the outer profile of edge viewing area 4.And the whole shape of display panel
Shape (chamfered shape) does not do any restrictions in the present embodiment, can be shape identical with the profile of viewing area, is also possible to
The shape different from the profile of viewing area.
To the chamfered shape of viewing area in this present embodiment, specifically may is that rectangle with circular arc chamfering, sector,
Ellipse, circle, are also possible to other irregular figures.And understand for convenience in following specific embodiments, with display
The shape in area does not constitute the limitation to the embodiment of the present invention to be illustrated for circular display panel.
Wherein, due to display device gradually narrow frame, therefore preferably the profile of display panel is designed as and viewing area
The identical shape of profile be therefore the wheel with the profile of display panel and display area in following specific embodiments
The overall profile of be illustrated for exterior feature is identical namely display panel and viewing area is circle, but is not constituted to this hair
The limitation of bright embodiment.
Embodiment 1:
As shown in Figure 1-3, the present embodiment provides a kind of round display panel, the outer profile of viewing area at least partly position
Bending, viewing area include: main viewing area 3 and the edge viewing area 4 around main viewing area 3；It is characterized in that, edge viewing area 4
With first area corresponding with the bending position of display panel outer profile；Display panel includes multiple pixel units, pixel list
Member is arranged in array；Lightproof unit is provided in first area, so that the display of the unit area of the first area of display panel
Brightness is less than the display brightness of the unit area of main viewing area 3.
Wherein, first area corresponding with the bending position of display panel outer profile refers in the outer profile of display panel
What the tangent line at the two-end-point of bending section limited out with the Internal periphery of this section bending outer profile and corresponding edge viewing area 4
Region, that is to say, that the shape of the first area is the special-shaped pattern for being at least on one side curvilinear lengths, and this edge is and shows
Show that non-display area or the frame of panel are adjacent.When outer profile integrally all curves of viewing area, then edge viewing area 4 can
Generally first area.It is carried out so that edge viewing area 4 (Fig. 1 bend shadow region) is identical as first area as an example in the present embodiment
Explanation.
As shown in Figure 1, the display base plate pixel unit 1 of the present embodiment is in viewing area (including the main viewing area 3 of display base plate
With edge viewing area 4) in be arranged in array, since the outer profile of edge viewing area 4 is circle, therefore viewing area can not be by pixel list
Member 1 is completely covered, and the pixel unit 1 of edge viewing area 4 is arranged in sawtooth.
In the present embodiment, by the way that lightproof unit 2 is arranged in the first area of display panel (namely edge viewing area 4),
Block some light of the pixel unit 1 in edge viewing area 4, so as to weaken the region display panel luminance
Degree is realized by main viewing area 3 to edge viewing area 4, then arrives display panel edge (non-display area or display floater frame)
Luminance transition reduces the luminance difference of edge viewing area 4 and display floater frame, and then the edge for being obviously improved display panel is shown
Sawtooth sense promotes user experience.Also, the display panel of the present embodiment is especially suitable for OLED display panel.Work as display base plate
When for oled display substrate, without changing the structure of OLED device in pixel unit 1, the edge that can weaken display panel is shown
Sawtooth sense, so that the edge for being effectively improved OLED display panel in the prior art shows sawtooth sense.
In the present embodiment, display panel includes the display base plate being correspondingly arranged and display cover board, and pixel unit 1 is set to aobvious
Show on substrate, lightproof unit 2 is set on display cover board.Specifically, being provided with the pixel unit of array arrangement on display base plate
1, display cover board is located at the side that display base plate is provided with pixel unit 1, and lightproof unit 2 is set to display cover board close to display base
The side of plate, and lightproof unit 2 is located at the region of display cover board corresponding edge viewing area 4, is located at edge viewing area 4 to block
The some light that pixel unit 1 is emitted.
Wherein, pixel unit 1 includes the first sub-pixel, the second sub-pixel and third sub-pixel, the first sub-pixel, the second son
Pixel is identical with shape, the size of the sub-pixel first sub-pixel and second sub-pixel that third sub-pixel is different colours, third
Size on the column direction of sub-pixel is greater than the size of the first sub-pixel in a column direction；In same pixel unit 1, the first sub- picture
Element and the second sub-pixel are located at same row, and third sub-pixel and the first sub-pixel are located at different lines.
As shown in figure 3, the first sub-pixel is red sub-pixel, the second sub-pixel is green sub-pixels, and third sub-pixel is
Blue subpixels.Wherein, the shape of first sub-pixel and second sub-pixel is square, column direction of the two along display base plate
(vertical direction in Fig. 1) arrangement；The shape of third sub-pixel is rectangle, width (size in Fig. 1 on line direction) and the
One sub-pixel it is of same size, length (size in Fig. 1 on column direction) be greater than the first sub-pixel length, and less than first son
Twice of length in pixels.By the size design of the sub-pixel of above-mentioned different colours, to meet the display need of oled display substrate
It asks.In same pixel unit 1, three sub-pixels are divided into two column, and red sub-pixel and green sub-pixels are located at same row, blue
Pixel is located at another column.Meanwhile the first sub-pixel and second sub-pixel in same row pixel unit 1 are also all located at same row,
Third sub-pixel is located at same row.
Preferably, lightproof unit 2 is correspondingly arranged with the pixel unit 1 for being located at first area；Center along display panel is arrived
The area in the direction at edge, lightproof unit 2 is gradually increased.In the display base plate of the present embodiment, each lightproof unit 2 is one corresponding
Pixel unit 1.By being gradually increased the area of the direction lightproof unit 2 along the center of display panel to edge, can make to show
Show the position in panel closer to edge, display brightness is lower, even if the display brightness of display base plate is in main viewing area 3 to display
It is gradually decreased on the direction of panel border (non-display area), keeps the viewing experience of user more preferable.It is understood that lightproof unit
Though 2 is corresponding with pixel unit 1, the shading-area of lightproof unit 2 should be less than the area of pixel unit 1, to guarantee pixel list
The luminous energy that member 1 is issued is enough in display.
Wherein, it is preferred that the lightproof unit 2 of corresponding first sub-pixel has the first sub- area, corresponds to the second sub-pixel
Lightproof unit 2 has the sub- area of third with the lightproof unit 2 of the second sub- area, corresponding third sub-pixel；First sub- area with
Second sub- area, the sub- area of third ratio be equal to the area of the first sub-pixel, with area, the third sub-pixel of the second sub-pixel
Area ratio.That is, the sub-pixel of different area size, hides in corresponding same pixel unit 1 in edge viewing area 4
The area of light unit 2 is different, and specific shading-area is related to the area of the sub-pixel blocked, so that same pixel unit 1
Middle shading ratio is identical, so that will not influence pixel unit 1 goes out light while reducing the display brightness of edge viewing area 4
Color avoids generating color difference and influencing the display effect of display panel.
Wherein it is possible to understand, in the specifically size of the corresponding each sub-pixel of setting lightproof unit 2, in addition to examining
Outside the size for considering corresponding sub-pixel, it can also be set according to factors such as the luminous efficiencies of corresponding sub-pixel
Meter, to guarantee the viewing area effect of edge viewing area 4 as far as possible.
Preferably, lightproof unit 2 includes multiple light-shielding structures 22；Each sub-pixel positioned at first area corresponds to multiple screenings
Photo structure 22, and multiple light-shielding structures 22 of corresponding same sub-pixel are uniformly distributed.Wherein, the shading in same lightproof unit 2
The shape and size of structure 22 are identical.As illustrated in fig. 1 and 2, each lightproof unit 2 includes the identical shading of multiple shape and size
The dimensions or shapes of structure 22, the light-shielding structure 22 in different lightproof units 2 can be same or different.The present embodiment is shown
Show in panel, by the evenly dispersed position for being set to a corresponding pixel unit 1 of multiple light-shielding structures 22, makes the pixel unit
1 light issued can be not centered at one and issue from the evenly dispersed sending in many places, to make the display of the edge viewing area 4
Panel shines more uniform, and display effect is relatively good.
Specifically, as shown in Figure 1, when the first sub-pixel, the second sub-pixel, third sub-pixel area difference when, display
The region that cover board corresponds to three sub-pixels of same pixel unit 1 is provided with the light-shielding structure 22 of different number, to guarantee pixel
The light ratio that goes out of different colours can satisfy the display demand of display panel in unit 1, and will not generate colour cast.Wherein, shading
The setting quantity of structure 22 can be configured according to actual needs, herein with no restrictions.
Wherein, as shown in Fig. 2, the shape of light-shielding structure 22 can be rectangle, naturally it is also possible to be other shapes, this implementation
In example and it is not particularly limited.The material of light-shielding structure 22 includes metal, is also possible to other materials with certain light-proofness.
Wherein, different according to the light-proofness of the material of light-shielding structure 22, it can increase according to shading demand (display grayscale demand) is appropriate
Or reduce the area of lightproof unit 2.It specifically can be the quantity for increasing light-shielding structure 22 or increase single light-shielding structure 22
Area.
It should be noted that in the present embodiment only with the shape (outer profile of edge viewing area 4) of viewing area be circle
Display panel is illustrated in shape, but does not constitute the limitation to the embodiment of the present invention.Under normal conditions, bend wheel is only corresponded to
Just there is the phenomenon that zigzag arrangement in the pixel unit 1 in wide region, therefore is arc when the outer profile of edge viewing area 4 only has part
When shape, first area is only a part of edge viewing area 4, as long as lightproof unit 2 is arranged in the first area at this time,
Specific structure, the set-up mode of lightproof unit 2 can refer to above content, and this will not be detailed here.
Embodiment 2:
The present embodiment provides a kind of display devices, including any one display panel provided in embodiment 1.
Preferably, the display device in the present embodiment is OLED display.Specifically, the display device can be with are as follows: hand
Any products or components having a display function such as machine, tablet computer, television set, display, laptop, advertisement screen.
Since the display device of the present embodiment includes the display panel provided in embodiment 1, thus compared with the prior art in
Display device, the edge viewing area of the display device of the present embodiment and the luminance difference of non-display area are smaller, integral edge sawtooth
Show that phenomenon is less obvious, the visual experience effect of user is more preferable.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.For those skilled in the art, essence of the invention is not being departed from
In the case where mind and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a kind of display panel, the outer profile of viewing area at least partly location bending, the viewing area include: main viewing area and
Around the edge viewing area of the main viewing area；It is characterized in that, the edge viewing area has and the display outer region contour
The corresponding first area of bending position；
The display panel includes multiple pixel units, and the pixel unit is arranged in array；
It is provided with lightproof unit in the first area, so that the display of the unit area of the first area of the display panel is bright
Degree is less than the display brightness of the unit area of the main viewing area.
2. display panel according to claim 1, which is characterized in that including the display base plate and display lid being correspondingly arranged
Plate, the pixel unit are set on the display base plate, and the lightproof unit is set on the display cover board.
3. display panel according to claim 1, which is characterized in that the lightproof unit be located at the first area
The pixel unit corresponds；Along the direction at the center of the display panel to edge, the area of the lightproof unit is gradually
Increase.
4. display panel according to claim 3, which is characterized in that the lightproof unit includes multiple light-shielding structures；
The pixel unit includes several sub-pixels, and each sub-pixel positioned at first area corresponds to multiple shading knots
Multiple light-shielding structures of structure, corresponding same sub-pixel are uniformly distributed.
5. display panel according to claim 4, which is characterized in that the shape of the light-shielding structure includes rectangle.
6. display panel according to claim 4, which is characterized in that the material of the light-shielding structure includes metal.
7. display panel according to claim 1, which is characterized in that the pixel unit of the display panel includes the first son
Pixel, the second sub-pixel and third sub-pixel, first sub-pixel, the second sub-pixel and third sub-pixel are different colours
Sub-pixel；First sub-pixel is identical with shape, the size of second sub-pixel, on the column direction of the third sub-pixel
Size be greater than the size of first sub-pixel in the column direction；In same pixel unit, first sub-pixel and
Second sub-pixel is located at same row, and third sub-pixel and first sub-pixel are located at different lines.
8. display panel according to claim 7, which is characterized in that the lightproof unit of corresponding first sub-pixel
With the first sub- area, the lightproof unit of corresponding second sub-pixel has the second sub- area, corresponding third
The lightproof unit of pixel has the sub- area of third；The first sub- area and the described second sub- area, the sub- face of the third
Long-pending ratio is equal to the area of first sub-pixel, the area with the area of second sub-pixel, the third sub-pixel
Ratio.
9. display panel according to claim 1, which is characterized in that the shape of the outer profile of the edge viewing area is circle
Shape or ellipse.
10. a kind of display device, which is characterized in that including display panel described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811308524.1A CN109192768B (en) | 2018-11-05 | 2018-11-05 | Display panel and display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811308524.1A CN109192768B (en) | 2018-11-05 | 2018-11-05 | Display panel and display device |
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| CN109192768A true CN109192768A (en) | 2019-01-11 |
| CN109192768B CN109192768B (en) | 2021-04-27 |
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| CN201811308524.1A Active CN109192768B (en) | 2018-11-05 | 2018-11-05 | Display panel and display device |
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| WO2021103159A1 (en) * | 2019-11-26 | 2021-06-03 | 武汉华星光电技术有限公司 | Display panel and display device |
| WO2022095243A1 (en) * | 2020-11-05 | 2022-05-12 | 武汉华星光电半导体显示技术有限公司 | Display apparatus and electronic device |
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| US11721280B2 (en) | 2020-11-05 | 2023-08-08 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Display device and electronic equipment |
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