CN210136876U - OLED array substrate, display panel and display device - Google Patents
OLED array substrate, display panel and display device Download PDFInfo
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- CN210136876U CN210136876U CN201921000890.0U CN201921000890U CN210136876U CN 210136876 U CN210136876 U CN 210136876U CN 201921000890 U CN201921000890 U CN 201921000890U CN 210136876 U CN210136876 U CN 210136876U
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Abstract
The utility model relates to a OLED array substrate, display panel and display device. The OLED array substrate comprises: the pixel array comprises first pixel units arranged in an array, wherein each first pixel unit comprises first pixels of N colors; n is a natural number; the first pixel comprises a transparent light emitting area and a non-transparent light emitting area; the positions of the non-transparent light emitting areas in the two adjacent first pixels of the same color in the first pixels are different; for the first pixels of the same color, the non-transparent light-emitting region in the same first pixel J is adjacent to the non-transparent light-emitting region in an adjacent one of the first pixels K, and the transparent light-emitting region is adjacent to the transparent light-emitting region in another adjacent one of the first pixels L. According to the utility model discloses an embodiment can make the display effect at different visual angles close, has improved the colour cast difference that transparent display visual angle difference arouses.
Description
Technical Field
The utility model relates to a OLED display device technical field especially relates to an OLED array substrate, display panel and display device.
Background
With the rapid development of display devices, the requirements of users on screen occupation are higher and higher. Since the top of the screen needs to be provided with elements such as a camera, a sensor, an earphone, etc., in the related art, a part of area is usually reserved at the top of the screen for installing the elements, for example, the "bang" area of iphoneX of the iphone, which affects the overall consistency of the screen. Currently, full-screen displays are receiving more and more attention from the industry.
SUMMERY OF THE UTILITY MODEL
The utility model provides an OLED array substrate, display panel and display device to solve not enough in the correlation technique.
According to the utility model discloses an aspect provides an OLED array substrate, include: the pixel array comprises first pixel units arranged in an array, wherein each first pixel unit comprises first pixels of N colors; n is a natural number; the first pixel comprises a transparent light emitting area and a non-transparent light emitting area; the positions of the non-transparent light emitting areas in the two adjacent first pixels of the same color in the first pixels are different; for the first pixels of the same color, the non-transparent light-emitting region in the same first pixel J is adjacent to the non-transparent light-emitting region in an adjacent one of the first pixels K, and the transparent light-emitting region in the first pixel J is adjacent to the transparent light-emitting region in another adjacent one of the first pixels L.
In one embodiment, a ratio of an area of the non-transparent light emitting region to a light emitting area of the first pixel is less than or equal to 0.5; preferably, a ratio of an area of the non-transparent light emitting region to a light emitting area of the first pixel is equal to 0.25. Therefore, the problem of color cast of the first display area can be improved, and the light transmittance of the first display area can be ensured.
In one embodiment, the non-transparent light emitting region is located in the first region, the second region, the third region, or the fourth region in the first pixel; the first region, the second region, the third region and the fourth region are not overlapped with each other, or an intersection point of the first region, the second region, the third region and the fourth region is located at the center of the first pixel; at least part of the boundaries of each of the first, second, third and fourth regions coincide with the boundaries of the first pixel.
Preferably, the area of the first region, the area of the second region, and the area of the third region are the same as the area of the fourth region.
Preferably, the shape of the first region, the shape of the second region, and the shape of the third region are the same as the shape of the fourth region.
In one embodiment, the first pixel includes a first anode and a second anode; the first anode is positioned in the non-transparent luminous area, and the second anode is positioned in the transparent luminous area; the first anode is a reflective anode, and the second anode is a transparent anode;
preferably, the first anode comprises a first transparent conductive layer, a reflective metal layer and a second transparent conductive layer; the reflective metal layer is positioned on the first transparent conducting layer, and the second transparent conducting layer is positioned on the reflective metal layer;
preferably, the material of the first transparent conductive layer is indium tin oxide; the second transparent conducting layer is made of indium tin oxide; the reflecting metal layer is made of silver;
preferably, the second anode comprises a third transparent conductive layer;
preferably, the material of the third transparent conductive layer is indium tin oxide;
preferably, the projection of the light emitting area of the first pixel on the substrate of the OLED array substrate is composed of one first graphic unit or a plurality of connected first graphic units; the first graphic unit comprises a circle, an ellipse, a dumbbell, a gourd or a rectangle. The patterns such as the circle, the ellipse, the dumbbell shape and the gourd shape can change the periodic structure generating diffraction, namely, the distribution of a diffraction field is changed, so that the diffraction phenomenon is weakened, and the image photographed by the camera arranged below the first display area has higher definition.
Preferably, the projection of the first anode on the substrate of the OLED array substrate is composed of one first pattern unit or a plurality of connected first pattern units; the first graphic unit comprises a circle, an ellipse, a dumbbell, a gourd or a rectangle. The patterns such as the circle, the ellipse, the dumbbell shape and the gourd shape can change the periodic structure generating diffraction, namely, the distribution of a diffraction field is changed, so that the diffraction phenomenon is weakened, and the image photographed by the camera arranged below the first display area has higher definition.
In one embodiment, the N colors include a red color, a green color, and a blue color. Thus, the first pixel unit comprises the first pixels of red color, green color and blue color, and can display a colorful picture.
Preferably, the first pixels of red color, the first pixels of green color and the first pixels of blue color in the first pixel unit are arranged in a delta shape. The first pixel unit comprises a fifth area, a sixth area and a seventh area; the first pixel of the red color is located in the fifth region, the first pixel of the green color is located in the sixth region, and the first pixel of the blue color is located in the seventh region; the fifth region and the sixth region are arranged in the column direction of the first pixel unit, the seventh region and the fifth region are arranged in the row direction, and a first central axis between the fifth region and the sixth region substantially coincides with a second central axis of the seventh region; for the first pixel units in the m-th row, the seventh area is located on the first side of the fifth area, for the first pixel units in the m + 1-th row, the seventh area is located on the second side of the fifth area, the first side is opposite to the second side, and m is a natural number.
According to the utility model discloses a second aspect of the embodiment provides a OLED array substrate, include: the display device comprises a first display area and a second display area, wherein the first display area is adjacent to the second display area; the light transmittance of the first display area is greater than that of the second display area;
the first display area comprises first pixel units which are arranged in an array mode, and the first pixel units comprise first pixels of N colors; n is a natural number; the first pixel comprises a transparent light emitting area and a non-transparent light emitting area; the positions of the non-transparent light emitting areas in the two adjacent first pixels of the same color in the first pixels are different; for the first pixels of the same color, the non-transparent light-emitting region in the same first pixel J is adjacent to the non-transparent light-emitting region in an adjacent one of the first pixels K, and the transparent light-emitting region in the first pixel J is adjacent to the transparent light-emitting region in another adjacent one of the first pixels L.
In one embodiment, the first pixel circuit of the first pixel is located in the second display region. Since the first pixel circuit of the first pixel is disposed in the second display region, the light transmittance of the first display region can be improved.
In one embodiment, the second display area comprises a first sub-display area and a second sub-display area; the first sub-display area comprises second pixel units arranged in an array, the second sub-display area comprises third pixel units arranged in an array, and the density of the third pixel units in the second sub-display area is greater than or equal to that of the second pixel units in the first sub-display area; the first sub-display area is positioned between the first display area and the second sub-display area;
the second pixel unit comprises second pixels of N colors, and the third pixel unit comprises third pixels of N colors;
preferably, the first pixel circuit of the first pixel is located in the first sub-display region;
preferably, the first sub-display area further includes second pixel circuits arranged in an array, and the second pixels in the first sub-display area are connected to the second pixel circuits in a one-to-one correspondence manner;
preferably, the first pixel circuit is located in an area of the first sub-display region near the first display region;
preferably, the density of the first pixel units in the first display area is the same as the density of the second pixel units in the first sub-display area;
preferably, the density of the third pixel units in the second sub-display area is 2 times that of the second pixel units in the first sub-display area;
preferably, the opening area of the first pixel is the same as the opening area of the second pixel;
preferably, the aperture area of the first pixel is 4 times the aperture area of the third pixel;
preferably, the density of the first pixel units in the first display area is less than that of the third pixel units in the second sub-display area;
preferably, the second sub-display region includes third pixel circuits arranged in an array, and the third pixels are connected to the third pixel circuits in a one-to-one correspondence;
preferably, the third pixel circuit is a 7T1C pixel circuit, the second pixel circuit is a 7T1C pixel circuit, and the first pixel circuit is a 1T pixel circuit, or a 2T1C pixel circuit, or a 3T1C pixel circuit, or a 7T1C pixel circuit;
preferably, the light transmittance of the first display region is greater than that of the second sub-display region;
preferably, the first display area is in any one of the following shapes: drop-shaped, circular, rectangular, oval, diamond-shaped, semi-circular, or semi-oval.
According to a third aspect of the embodiments of the present invention, there is provided a display panel, including:
the OLED array substrate is provided;
the packaging layer is packaged on one side, far away from the substrate of the OLED array substrate, of the OLED array substrate;
when the OLED array substrate comprises a first display area and a second display area, a photosensitive device can be arranged below the first display area; at least a portion of the first display area is surrounded by a second display area;
the packaging layer comprises a polarizer, and the polarizer covers the second display area, or the polarizer covers the first display area and the second display area.
According to a fourth aspect of the embodiments of the present invention, there is provided a display device, comprising:
an apparatus body having a device region;
the display panel described above;
the display panel covers the equipment body;
the device region is positioned below the first display region and comprises a photosensitive device which transmits or collects light rays through the first display region;
wherein the photosensitive device comprises at least one of:
camera, light sensor, light emitter.
According to the above embodiments, the first pixels are divided into the transparent light emitting areas and the non-transparent light emitting areas, the non-transparent light emitting areas of the two adjacent first pixels of the same color are arranged at different positions in the first pixels, and for the first pixels of the same color, the non-transparent light emitting area of the same first pixel J is adjacent to the non-transparent light emitting area of the adjacent first pixel K, and the transparent light emitting area is adjacent to the transparent light emitting area of the other adjacent first pixel L.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic view showing a structure of a display device according to the related art;
fig. 2 is a schematic structural diagram of an OLED array substrate according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an OLED array substrate according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of fig. 3 taken along line AA.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
In the related art, as shown in fig. 1, there is a display device 1 including a transparent screen 11 and a main screen 12, and the transparent screen 11 can perform both a light transmission function and a display function. Wherein, photosensitive elements such as a camera, a distance sensor and the like are arranged below the transparent screen 11.
To foretell technical problem, the embodiment of the utility model provides a OLED array substrate, display panel and display device can solve foretell technical problem, can make the display effect at different visual angles close, has improved the visual angle difference that transparent display arouses, and has improved the colour cast difference that transparent display visual angle difference arouses.
The embodiment of the utility model provides an OLED array base. As shown in fig. 2 to 3, the OLED array substrate 2 may include: a first display area 21 and a second display area 22. The first display area 21 is adjacent to the second display area 22. The light transmittance of the first display region 21 is greater than that of the second display region 22.
As shown in fig. 3, the first display area 21 includes first pixel units 31A and 31B arranged in an array, and any one of the first pixel units 31A and 31B includes first pixels R, G, B of N colors, where N is a natural number. Each first pixel includes a transparent light-emitting region and a non-transparent light-emitting region, for example, the first pixel R includes a transparent light-emitting region R2 and a non-transparent light-emitting region R1, the first pixel B includes a transparent light-emitting region B2 and a non-transparent light-emitting region B1, and the first pixel G includes a transparent light-emitting region G2 and a non-transparent light-emitting region G1.
As shown in fig. 3, the positions of the non-transparent light-emitting areas in two adjacent first pixels of the same color are different, and for the first pixels of the same color, the non-transparent light-emitting area in the same first pixel JR21 is adjacent to the non-transparent light-emitting area in one adjacent first pixel KR12, and the transparent light-emitting area in the first pixel JR21 is adjacent to the transparent light-emitting area in another adjacent first pixel LR 11. For example, for the first pixel JR21 in the second row and the first column, the non-transparent light-emitting region R1 in the first pixel JR21 is adjacent to the non-transparent light-emitting region R1 in the first pixel KR12 in the first row and the second column, and the transparent light-emitting region R2 in the first pixel JR21 is adjacent to the transparent light-emitting region R2 in the first row and the first column, the first pixel LR 11.
As shown in fig. 4, wherein fig. 4 is a cross-sectional view taken along a section line AA of fig. 3, only the first pixel R of red color is shown in fig. 4, the first pixel R includes a first anode R13, a second anode R14 and an organic light emitting layer 41, the first anode R13 is a reflective anode, and the first anode R14 is a transparent anode. The first anode R13 and the second anode R14 are located on the substrate 42. Because two adjacent transparent light emitting regions R2 exist and the respective emergent light angles of the two adjacent transparent light emitting regions R2 are different, the display effects at different viewing angles can be approximate, the viewing angle difference caused by transparent display is improved, and the color cast difference caused by the viewing angle difference of the transparent display is improved.
In this embodiment, the first pixels in the first display area are divided into the transparent light emitting areas and the non-transparent light emitting areas, the non-transparent light emitting areas in the two adjacent first pixels of the same color are arranged at different positions in the first pixels, and for the first pixels of the same color, the non-transparent light emitting area in the same first pixel J is adjacent to the non-transparent light emitting area in one adjacent first pixel K, and the transparent light emitting area is adjacent to the transparent light emitting area in the other adjacent first pixel L.
In one embodiment, as shown in fig. 3, a ratio of an area of the non-transparent light emitting region to a light emitting area of the first pixel is less than or equal to 0.5. For example, the non-transparent light emitting region R1 may have an area with a ratio of the light emitting area of the first pixel R less than 0.5. Preferably, a ratio of an area of the non-transparent light emitting region to a light emitting area of the first pixel is equal to 0.25. Therefore, the problem of color cast of the first display area can be improved, and the light transmittance of the first display area can be ensured.
In one embodiment, as shown in fig. 3, the non-transparent light emitting region is located in a first region (not shown), a second region (not shown), a third region (not shown), or a fourth region (not shown) in the first pixel. The first region, the second region, the third region, and the fourth region do not overlap with each other, or an intersection point between the first region, the second region, the third region, and the fourth region is located at a center of the first pixel. At least part of the boundaries of each of the first, second, third and fourth regions coincide with the boundaries of the first pixel. Preferably, the area of the first region, the area of the second region, and the area of the third region are the same as the area of the fourth region. Preferably, the shape of the first region, the shape of the second region, and the shape of the third region are the same as the shape of the fourth region.
In one embodiment, the first pixel may include a first anode and a second anode. The first anode is positioned in the non-transparent luminous area, and the second anode is positioned in the transparent luminous area. The first anode is a reflective anode and the second anode is a transparent anode. For example, as shown in fig. 4, the first pixel R includes a first anode R13 and a second anode R14, the first anode R13 is located in the non-transparent light emitting region R1, and the second anode R14 is located in the transparent light emitting region R2. The first anode R13 is a reflective anode and the second anode R14 is a transparent anode.
Preferably, the first anode may include a first transparent conductive layer, a reflective metal layer on the first transparent conductive layer, and a second transparent conductive layer on the reflective metal layer. Thus, the first anode can realize both the conductive function and the light reflecting function.
Preferably, the first transparent conductive layer is made of indium tin oxide, the second transparent conductive layer is made of indium tin oxide, and the reflective metal layer is made of silver.
Preferably, the second anode comprises a third transparent conductive layer. Preferably, the material of the third transparent conductive layer is indium tin oxide.
Preferably, the projection of the light emitting area of the first pixel on the substrate of the OLED array substrate 2 is composed of one first graphic unit or a plurality of connected first graphic units; the first graphic unit comprises a circle, an ellipse, a dumbbell, a gourd or a rectangle. The patterns such as the circle, the ellipse, the dumbbell shape and the gourd shape can change the periodic structure generating diffraction, namely, the distribution of a diffraction field is changed, so that the diffraction phenomenon is weakened, and the image photographed by the camera arranged below the first display area has higher definition.
Preferably, the projection of the first anode on the substrate of the OLED array substrate is composed of one first pattern unit or a plurality of connected first pattern units; the first graphic unit comprises a circle, an ellipse, a dumbbell, a gourd or a rectangle. The patterns such as the circle, the ellipse, the dumbbell shape and the gourd shape can change the periodic structure generating diffraction, namely, the distribution of a diffraction field is changed, so that the diffraction phenomenon is weakened, and the image photographed by the camera arranged below the first display area has higher definition.
In one embodiment, the N colors include a red color, a green color, and a blue color. Thus, the first pixel unit can comprise the first pixels of red color, green color and blue color, and the first display area can display colorful pictures.
Preferably, as shown in fig. 3, the first pixels of red, green and blue colors in the first pixel units 31A and 31B may be arranged in a delta shape.
Preferably, as shown in fig. 3, the first pixel unit 31A, 31B includes a fifth region (not shown), a sixth region (not shown), and a seventh region (not shown). The first pixels of the red color are located in the fifth region, the first pixels of the green color are located in the sixth region, the first pixels of the blue color are located in the seventh region, the fifth region and the sixth region are arranged in the column direction of the first pixel unit, the seventh region and the fifth region are arranged in the row direction, and a first central axis between the fifth region and the sixth region substantially coincides with a second central axis of the seventh region. In the first display area, for the m-th row of first pixel units 31A, the seventh area is located on a first side of the fifth area, for the m + 1-th row of first pixel units 31B, the seventh area is located on a second side of the fifth area, the first side is opposite to the second side, and m is a natural number. Therefore, in any direction, the first pixel of the red color, the first pixel of the green color and the first pixel of the blue color are uniformly distributed, so that the display is more uniform, and the display effect is improved.
In one embodiment, the first pixel circuit of the first pixel is located in the second display region 22. Since the first pixel circuit of the first pixel is disposed in the second display region, the light transmittance of the first display region can be improved.
In one embodiment, the second display region 22 includes a first sub-display region 221 and a second sub-display region 222. The first sub-display region 221 includes second pixel units arranged in an array, the second sub-display region 222 includes third pixel units arranged in an array, and the density of the third pixel units in the second sub-display region is greater than or equal to the density of the second pixel units in the first sub-display region. The first sub-display area 221 is located between the first display area and the second sub-display area. When the density of the third pixel units in the second sub-display area is greater than the density of the second pixel units in the first sub-display area, the display brightness of the array substrate during displaying a picture can be gradually transited from the second sub-display area to the first sub-display area, and a clear boundary is avoided.
In one embodiment, the second pixel unit may include the above-mentioned second pixels of N colors, and the third pixel unit may include the above-mentioned third pixels of N colors.
In one embodiment, the first pixel circuit of the first pixel may be located in the first sub-display region 221.
In one embodiment, the first sub-display region 221 further includes second pixel circuits arranged in an array, and the second pixels in the first sub-display region 221 are connected to the second pixel circuits in a one-to-one correspondence manner. Therefore, the pixels in the first sub-display area can be independently controlled, and the display quality is improved.
In one embodiment, the first pixel circuit is located in an area of the first sub-display area 221 near the first display area. Therefore, wiring can be conveniently carried out, and the process difficulty is reduced.
In one embodiment, the density of the first pixel units in the first display region is the same as the density of the second pixel units in the first sub-display region. Thus, visual discomfort caused by the diversity of the display effects of the OLED array substrate can be avoided.
In one embodiment, the density of the third pixel units in the second sub-display area is 2 times that of the second pixel units in the first sub-display area. Therefore, space is provided for placing the pixel circuits of the pixels in the first display area by the first sub-display area, and the display quality of the first sub-display area can be prevented from being reduced too much.
In one embodiment, the opening area of the first pixel is the same as the opening area of the second pixel. Therefore, visual discomfort caused by the diversity of the display effect of the OLED array substrate can be avoided.
In one embodiment, the opening area of the first pixel is 4 times the opening area of the third pixel. Therefore, the light transmittance of the first display area can be improved, and the display quality of the first display area can be prevented from being excessively reduced.
In one embodiment, the density of the first pixel units in the first display area is less than the density of the third pixel units in the second sub-display area. Thus, the light transmittance of the first display region may be improved.
In one embodiment, the second sub-display region 222 may include third pixel circuits arranged in an array, and the third pixels are connected to the third pixel circuits in a one-to-one correspondence. Therefore, the pixels in the second sub-display area can be independently controlled, and the display quality is improved.
Preferably, the third pixel circuit is a 7T1C pixel circuit. When the third pixel circuit is a 7T1C pixel circuit, the pixels of the second sub-display region can be accurately controlled, which is advantageous for improving the display quality.
Preferably, the second pixel circuit is a 7T1C pixel circuit. When the second pixel circuit is a 7T1C pixel circuit, the pixels of the first sub-display region can be accurately controlled, which is advantageous for improving the display quality.
Preferably, the first pixel circuit is a 1T pixel circuit, or a 2T1C pixel circuit, or a 3T1C pixel circuit, or a 7T1C pixel circuit. When the first pixel circuit is a 1T pixel circuit, or a 2T1C pixel circuit, or a 3T1C pixel circuit, space can be saved, and when the first pixel circuit is a 7T1C pixel circuit, pixels of the first display region can be accurately controlled, which is beneficial to improving display quality.
Preferably, the light transmittance of the first display region is greater than that of the second sub-display region. Thus, the light sensor can be disposed below the first display region, and the light emission efficiency of the pixels in the third display region is ensured.
Preferably, the first display area is in any one of the following shapes: drop-shaped, circular, rectangular, oval, diamond-shaped, semi-circular, or semi-oval.
The embodiment of the utility model provides a still provide a OLED array substrate, this OLED array substrate includes the display area, and this display area can include: the pixel array comprises first pixel units arranged in an array, wherein each first pixel unit comprises first pixels of N colors; n is a natural number; the first pixel comprises a transparent light emitting area and a non-transparent light emitting area; the positions of the non-transparent light emitting areas in the two adjacent first pixels of the same color in the first pixels are different; for the first pixels of the same color, the non-transparent light-emitting region in the same first pixel JR21 is adjacent to the non-transparent light-emitting region in the adjacent one of the first pixels KR12, and the transparent light-emitting region in the first pixel JR21 is adjacent to the transparent light-emitting region in the other adjacent one of the first pixels LR 11.
In one embodiment, a ratio of an area of the non-transparent light emitting region to a light emitting area of the first pixel is less than or equal to 0.5; preferably, a ratio of an area of the non-transparent light emitting region to a light emitting area of the first pixel is equal to 0.25.
In one embodiment, the non-transparent light emitting region is located in the first region, the second region, the third region, or the fourth region in the first pixel; the first region, the second region, the third region and the fourth region are not overlapped with each other, or an intersection point of the first region, the second region, the third region and the fourth region is located at the center of the first pixel; at least partial boundaries of the first region, the second region, the third region and the fourth region are overlapped with the boundary of the first pixel; preferably, the area of the first region, the area of the second region, the area of the third region and the area of the fourth region are the same; preferably, the shape of the first region, the shape of the second region, and the shape of the third region are the same as the shape of the fourth region.
In one embodiment, the first pixel includes a first anode and a second anode; the first anode is positioned in the non-transparent luminous area, and the second anode is positioned in the transparent luminous area; the first anode is a reflective anode and the second anode is a transparent anode.
Preferably, the first anode comprises a first transparent conductive layer, a reflective metal layer and a second transparent conductive layer; the reflective metal layer is located on the first transparent conductive layer, and the second transparent conductive layer is located on the reflective metal layer.
Preferably, the material of the first transparent conductive layer is indium tin oxide; the second transparent conducting layer is made of indium tin oxide; the material of the reflecting metal layer is silver.
Preferably, the second anode comprises a third transparent conductive layer.
Preferably, the material of the third transparent conductive layer is indium tin oxide.
Preferably, the projection of the light emitting area of the first pixel on the substrate of the OLED array substrate is composed of one first graphic unit or a plurality of connected first graphic units; the first graphic unit comprises a circle, an ellipse, a dumbbell, a gourd or a rectangle.
Preferably, the projection of the first anode on the substrate of the OLED array substrate is composed of one first pattern unit or a plurality of connected first pattern units; the first graphic unit comprises a circle, an ellipse, a dumbbell, a gourd or a rectangle.
In one embodiment, the N colors include a red color, a green color, and a blue color.
Preferably, the first pixels of red color, the first pixels of green color and the first pixels of blue color in the first pixel unit are arranged in a delta shape. The first pixel unit comprises a fifth area, a sixth area and a seventh area; the first pixel of the red color is located in the fifth region, the first pixel of the green color is located in the sixth region, and the first pixel of the blue color is located in the seventh region; the fifth region and the sixth region are arranged in a column direction of the first pixel unit, the seventh region and the fifth region are arranged in a row direction, and a first central axis between the fifth region and the sixth region substantially coincides with a second central axis of the seventh region. For the first pixel units in the m-th row, the seventh area is located on the first side of the fifth area, for the first pixel units in the m + 1-th row, the seventh area is located on the second side of the fifth area, the first side is opposite to the second side, and m is a natural number.
In this embodiment, the first pixel is divided into a transparent light emitting area and a non-transparent light emitting area, the non-transparent light emitting areas of two adjacent first pixels of the same color are arranged at different positions in the first pixel, and for the first pixels of the same color, the non-transparent light emitting area of one first pixel J is adjacent to the non-transparent light emitting area of one adjacent first pixel K, and the transparent light emitting area is adjacent to the transparent light emitting area of the other adjacent first pixel L.
It should be noted that the transparent display panel including the above transparent OLED array substrate may have a pixel circuit driving the first pixel to emit light, and the pixel circuit may be disposed under the non-transparent light emitting region. The projection of the first pixel circuit on the substrate of the OLED array substrate falls within the projection of the non-transparent light-emitting area on the substrate.
Further, the transparent display panel including the above transparent OLED array substrate may be a display panel in a whole transparent display device, and at this time, the transparent display panel further includes a scan line, a data line, a pixel circuit, and a frame circuit region located around the display region, and at this time, the scan line, the data line, and the like located in the display region may be an opaque wire, or may be a light-transmitting wire, and preferably is an opaque wire.
In the above embodiments, the transparent display panel may also be a transparent display area in the whole display device, in this case, the display device further includes other transparent or opaque display areas, and the specific description is given in the above embodiments.
An embodiment of the utility model provides a display panel is still provided, include: the OLED array substrate and the encapsulation layer according to any of the embodiments described above.
The packaging layer is packaged on one side, far away from the substrate of the OLED array substrate, of the OLED array substrate.
When the OLED array substrate comprises a first display area and a second display area, a photosensitive device can be arranged below the first display area; at least a portion of the first display area is surrounded by a second display area.
The packaging layer comprises a polarizer, and the polarizer covers the second display area, or the polarizer covers the first display area and the second display area.
In this embodiment, the first pixel in the first display area is divided into the transparent light emitting area and the non-transparent light emitting area, the non-transparent light emitting areas in the two adjacent first pixels of the same color are arranged at different positions in the first pixel, and for the first pixel of the same color, the non-transparent light emitting area in the same first pixel J is adjacent to the non-transparent light emitting area in one adjacent first pixel K, and the transparent light emitting area is adjacent to the transparent light emitting area in the other adjacent first pixel L.
An embodiment of the utility model provides a display device is still provided, include: the device body and the display panel of any of the above embodiments.
The display panel is covered on the device body. Wherein, the equipment body is provided with a device area. The device area is located below the first display area and comprises a photosensitive device which transmits or collects light through the first display area.
Wherein the photosensitive device comprises at least one of: camera, light sensor, light emitter. When the photosensitive device does not work, the light-transmitting display area can display the same picture together with the non-light-transmitting display area, and when the photosensitive device works, the light-transmitting display area is in a light-transmitting state but does not display the picture, so that external light can penetrate through the light-transmitting display area to reach the photosensitive device.
In this embodiment, the first pixel in the first display area is divided into the transparent light emitting area and the non-transparent light emitting area, the non-transparent light emitting areas in the two adjacent first pixels of the same color are arranged at different positions in the first pixel, and for the first pixel of the same color, the non-transparent light emitting area in the same first pixel J is adjacent to the non-transparent light emitting area in one adjacent first pixel K, and the transparent light emitting area is adjacent to the transparent light emitting area in the other adjacent first pixel L.
The display device in this embodiment may be: any product or component with a display function, such as electronic paper, a mobile phone, a tablet computer, a television, a notebook computer, a digital photo frame, a navigator and the like.
It is noted that in the drawings, the sizes of layers and regions may be exaggerated for clarity of illustration. Also, it will be understood that when an element or layer is referred to as being "on" another element or layer, it can be directly on the other element or layer or intervening layers may also be present. In addition, it will be understood that when an element or layer is referred to as being "under" another element or layer, it can be directly under the other element or intervening layers or elements may also be present. In addition, it will also be understood that when a layer or element is referred to as being "between" two layers or elements, it can be the only layer between the two layers or elements, or more than one intermediate layer or element may also be present. Like reference numerals refer to like elements throughout.
In the present application, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "plurality" means two or more unless expressly limited otherwise.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. The present invention is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (32)
1. An OLED array substrate, comprising: the pixel array comprises first pixel units arranged in an array, wherein each first pixel unit comprises first pixels of N colors; n is a natural number; the first pixel comprises a transparent light emitting area and a non-transparent light emitting area; the positions of the non-transparent light emitting areas in the two adjacent first pixels of the same color in the first pixels are different; for the first pixels of the same color, the non-transparent light-emitting region in the same first pixel J (R21) is adjacent to the non-transparent light-emitting region in an adjacent one of the first pixels K (R12), and the transparent light-emitting region in the first pixel J (R21) is adjacent to the transparent light-emitting region in another adjacent one of the first pixels L (R11).
2. The OLED array substrate of claim 1, wherein the ratio of the area of the non-transparent light emitting area to the light emitting area of the first pixel is less than or equal to 0.5.
3. The OLED array substrate of claim 1, wherein a ratio of an area of the non-transparent light emitting area to a light emitting area of the first pixel is equal to 0.25.
4. The OLED array substrate of claim 1, wherein the non-transparent light emitting area is located in a first region, a second region, a third region or a fourth region in the first pixel;
the first region, the second region, the third region and the fourth region are not overlapped with each other, or an intersection point of the first region, the second region, the third region and the fourth region is located at the center of the first pixel;
at least part of the boundaries of each of the first, second, third and fourth regions coincide with the boundaries of the first pixel.
5. The OLED array substrate of claim 4, wherein the area of the first region, the area of the second region, the area of the third region are the same as the area of the fourth region.
6. The OLED array substrate of claim 4, wherein the shape of the first region, the shape of the second region, the shape of the third region and the shape of the fourth region are the same.
7. The OLED array substrate of claim 1, wherein the first pixel comprises a first anode and a second anode; the first anode is positioned in the non-transparent luminous area, and the second anode is positioned in the transparent luminous area; the first anode is a reflective anode and the second anode is a transparent anode.
8. The OLED array substrate of claim 7, wherein the first anode comprises a first transparent conductive layer, a reflective metal layer, and a second transparent conductive layer; the reflective metal layer is located on the first transparent conductive layer, and the second transparent conductive layer is located on the reflective metal layer.
9. The OLED array substrate of claim 8, wherein the material of the first transparent conductive layer is indium tin oxide; the second transparent conducting layer is made of indium tin oxide; the material of the reflecting metal layer is silver.
10. The OLED array substrate of claim 7, wherein the second anode comprises a third transparent conductive layer.
11. The OLED array substrate of claim 10, wherein the material of the third transparent conductive layer is indium tin oxide.
12. The OLED array substrate of claim 1, wherein the projection of the light emitting area of the first pixel on the substrate of the OLED array substrate is composed of one first graphic unit or a plurality of connected first graphic units; the first graphic unit comprises a circle, an ellipse, a dumbbell, a gourd or a rectangle.
13. The OLED array substrate of claim 7, wherein the projection of the first anode onto the substrate of the OLED array substrate is composed of one first pattern unit or a plurality of connected first pattern units; the first graphic unit comprises a circle, an ellipse, a dumbbell, a gourd or a rectangle.
14. The OLED array substrate of claim 1, wherein the N colors comprise a red color, a green color, and a blue color.
15. The OLED array substrate of claim 14, wherein the first pixel units include first pixels of red, first pixels of green, and first pixels of blue arranged in a delta shape;
the first pixel unit comprises a fifth area, a sixth area and a seventh area; the first pixel of the red color is located in the fifth region, the first pixel of the green color is located in the sixth region, and the first pixel of the blue color is located in the seventh region; the fifth region and the sixth region are arranged in the column direction of the first pixel unit, the seventh region and the fifth region are arranged in the row direction, and a first central axis between the fifth region and the sixth region substantially coincides with a second central axis of the seventh region;
for the first pixel units in the m-th row, the seventh area is located on the first side of the fifth area, for the first pixel units in the m + 1-th row, the seventh area is located on the second side of the fifth area, the first side is opposite to the second side, and m is a natural number.
16. An OLED array substrate, comprising: the display device comprises a first display area and a second display area, wherein the first display area is adjacent to the second display area; the light transmittance of the first display area is greater than that of the second display area;
the first display area comprises first pixel units arranged in an array, and the first pixel units comprise first pixels of N colors; n is a natural number; the first pixel comprises a transparent light emitting area and a non-transparent light emitting area; the positions of the non-transparent light emitting areas in the two adjacent first pixels of the same color in the first pixels are different; for the first pixels of the same color, the non-transparent light-emitting region in the same first pixel J (R21) is adjacent to the non-transparent light-emitting region in an adjacent one of the first pixels K (R12), and the transparent light-emitting region in the first pixel J (R21) is adjacent to the transparent light-emitting region in another adjacent one of the first pixels L (R11).
17. The OLED array substrate of claim 16, wherein the first pixel circuit of the first pixel is located in the second display region.
18. The OLED array substrate of claim 16, wherein the second display region comprises a first sub-display region and a second sub-display region; the first sub-display area comprises second pixel units arranged in an array, the second sub-display area comprises third pixel units arranged in an array, and the density of the third pixel units in the second sub-display area is greater than or equal to that of the second pixel units in the first sub-display area; the first sub-display area is positioned between the first display area and the second sub-display area;
the second pixel unit includes second pixels of N colors, and the third pixel unit includes third pixels of N colors.
19. The OLED array substrate of claim 18, wherein the first pixel circuit of the first pixel is located in the first sub-display region.
20. The OLED array substrate of claim 19, wherein the first sub-display region further comprises second pixel circuits arranged in an array, and the second pixels in the first sub-display region are connected to the second pixel circuits in a one-to-one correspondence.
21. The OLED array substrate of claim 19, wherein the first pixel circuit is located in an area of the first sub-display region near the first display region.
22. The OLED array substrate of claim 18, wherein a density of first pixel cells in the first display area is the same as a density of second pixel cells in the first sub-display area.
23. The OLED array substrate of claim 18, wherein the density of the third pixel units in the second sub-display area is 2 times the density of the second pixel units in the first sub-display area.
24. The OLED array substrate of claim 18, wherein the first pixel has the same open area as the second pixel.
25. The OLED array substrate of claim 18, wherein the first pixel has an open area 4 times larger than the third pixel.
26. The OLED array substrate of claim 18, wherein a density of first pixel cells in the first display area is less than a density of third pixel cells in the second sub-display area.
27. The OLED array substrate of claim 20, wherein the second sub-display region includes third pixel circuits arranged in an array, and the third pixels are connected to the third pixel circuits in a one-to-one correspondence.
28. The OLED array substrate of claim 27, wherein the third pixel circuit is a 7T1C pixel circuit, the second pixel circuit is a 7T1C pixel circuit, and the first pixel circuit is a 1T pixel circuit, or a 2T1C pixel circuit, or a 3T1C pixel circuit, or a 7T1C pixel circuit.
29. The OLED array substrate of claim 18, wherein the first sub-display area has a light transmittance greater than that of the second sub-display area.
30. The OLED array substrate of claim 16, wherein the first display region is any one of the following shapes: drop-shaped, circular, rectangular, oval, diamond-shaped, semi-circular, or semi-oval.
31. A display panel, comprising:
an OLED array substrate according to any one of claims 1 to 30;
the packaging layer is packaged on one side, far away from the substrate of the OLED array substrate, of the OLED array substrate;
when the OLED array substrate comprises a first display area and a second display area, a photosensitive device can be arranged below the first display area; at least a portion of the first display area is surrounded by a second display area;
the packaging layer comprises a polarizer, and the polarizer covers the second display area, or the polarizer covers the first display area and the second display area.
32. A display device, comprising:
an apparatus body having a device region;
the display panel of claim 31;
the display panel covers the equipment body;
the device region is positioned below the first display region and comprises a photosensitive device which transmits or collects light rays through the first display region;
wherein the photosensitive device comprises at least one of:
camera, light sensor, light emitter.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022001420A1 (en) * | 2020-06-29 | 2022-01-06 | 京东方科技集团股份有限公司 | Display substrate and display apparatus |
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| WO2022001420A1 (en) * | 2020-06-29 | 2022-01-06 | 京东方科技集团股份有限公司 | Display substrate and display apparatus |
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