CN114050177A - Display panel and display device - Google Patents
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- CN114050177A CN114050177A CN202111387377.3A CN202111387377A CN114050177A CN 114050177 A CN114050177 A CN 114050177A CN 202111387377 A CN202111387377 A CN 202111387377A CN 114050177 A CN114050177 A CN 114050177A
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- 239000010408 film Substances 0.000 claims abstract description 77
- 238000004806 packaging method and process Methods 0.000 claims abstract description 41
- 238000002834 transmittance Methods 0.000 claims abstract description 10
- 239000012788 optical film Substances 0.000 claims abstract description 5
- 238000005538 encapsulation Methods 0.000 claims description 66
- 239000011159 matrix material Substances 0.000 claims description 11
- 230000004308 accommodation Effects 0.000 claims 2
- 239000010410 layer Substances 0.000 description 181
- 230000000694 effects Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 238000001914 filtration Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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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
- H10K59/38—Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]
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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
- H10K50/854—Arrangements for extracting light from the devices comprising scattering means
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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
- H10K59/60—OLEDs integrated with inorganic light-sensitive elements, e.g. with inorganic solar cells or inorganic photodiodes
- H10K59/65—OLEDs integrated with inorganic image sensors
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Abstract
The application relates to a display panel and a display device, the display panel has a first display area and a second display area, including: the light-emitting layer comprises first sub-pixels distributed in the first display area in an array mode and second sub-pixels distributed in the second display area in an array mode; the packaging layer is arranged to cover the light emitting layer; the optical film layer is arranged on one side, away from the luminous layer, of the packaging layer and comprises a polarizer layer and a color film layer which are arranged on the same layer, the polarizer layer is provided with an opening, the color film layer is located in the opening, and the transmittance of the color film layer is greater than that of the polarizer layer; the orthographic projection of the color film layer on the packaging layer covers the orthographic projection of at least part of the first sub-pixels in the plurality of first sub-pixels on the packaging layer, and the orthographic projection of the polarizer layer on the packaging layer covers the orthographic projection of at least part of the second sub-pixels in the plurality of second sub-pixels on the packaging layer. The display screen can meet the requirements of comprehensive screen display, and meanwhile, the service life of the display panel can be guaranteed.
Description
Technical Field
The present application relates to the field of display technologies, and in particular, to a display panel and a display device.
Background
With the rapid development of electronic devices, the requirements of users on screen occupation ratio are higher and higher, so that the comprehensive screen display of the electronic devices is concerned more and more in the industry.
In the conventional electronic devices such as mobile phones and tablet computers, photosensitive components such as cameras and infrared sensing elements need to be integrated, so in order to increase the light transmittance of the corresponding region of the photosensitive component, the corresponding region of the photosensitive component is subjected to a method of reducing pixel density (Pixels Per inc, PPI), although the transmittance is improved, in this case, if it is desired to ensure that the luminance of the main screen region is consistent with that of the sub-screen region, the driving current of the sub-Pixels of the sub-screen region is increased to cause heat surge, damage is caused to the sub-Pixels of the sub-screen region, and the service life of the whole display panel is affected.
Disclosure of Invention
The embodiment of the application provides a display panel and a display device, the display panel can meet the comprehensive screen display requirement, and meanwhile the service life of the display panel can be guaranteed.
In one aspect, a display panel having a first display area and a second display area at least partially surrounding the first display area is provided according to an embodiment of the present application, and the display panel includes: the light-emitting layer comprises first sub-pixels distributed in the first display area in an array mode and second sub-pixels distributed in the second display area in an array mode; the packaging layer is arranged to cover the light emitting layer; the optical film layer is arranged on one side, away from the light emitting layer, of the packaging layer and comprises a polarizer layer and a color film layer which are arranged on the same layer, the polarizer layer is provided with an opening, the color film layer is located in the opening, and the transmittance of light of the color film layer is greater than that of the polarizer layer; the orthographic projection of the color film layer on the packaging layer covers the orthographic projection of at least part of the first sub-pixels in the plurality of first sub-pixels on the packaging layer, and the orthographic projection of the polarizer layer on the packaging layer covers the orthographic projection of at least part of the second sub-pixels in the plurality of second sub-pixels on the packaging layer.
According to an aspect of the embodiment of the present application, an orthographic projection of the color film layer on the encapsulation layer covers an orthographic projection of each first sub-pixel on the encapsulation layer.
According to an aspect of the embodiment of the present application, an orthographic projection of the color film layer on the encapsulation layer covers an orthographic projection of a partial number of the second sub-pixels among the plurality of second sub-pixels on the encapsulation layer.
According to an aspect of an embodiment of the present application, the orthographic projection of the polarizer layer on the encapsulation layer covers a partial amount of the orthographic projection of the first sub-pixel among the plurality of first sub-pixels on the encapsulation layer.
According to an aspect of the embodiment of the application, the number of the openings is multiple, and the openings are all disposed in a portion, located in the first display area, of the polarizer layer, the color film layer includes a plurality of color film units, each color film unit is disposed in one of the openings, and an orthographic projection of the color film unit on the encapsulation layer covers an orthographic projection of at least one first sub-pixel on the encapsulation layer.
According to an aspect of the embodiment of the application, an orthographic projection of the color film unit in the first display area on the encapsulation layer covers an orthographic projection of at least one first red sub-pixel, one first blue sub-pixel and one first green sub-pixel on the encapsulation layer.
According to an aspect of the embodiment of the application, the number of the openings is multiple, openings are respectively formed in a portion, located in the first display area, of the polarizer layer and a portion, located in the second display area, of the polarizer layer, the color film layer includes a plurality of color film units, each color film unit is arranged in one of the openings, an orthographic projection, on the encapsulation layer, of each color film unit located in the first display area covers an orthographic projection, on the encapsulation layer, of at least one first sub-pixel, and an orthographic projection, on the encapsulation layer, of each color film unit located in the second display area covers an orthographic projection, on the encapsulation layer, of at least one second sub-pixel.
According to an aspect of the embodiment of the present application, an orthographic projection of the color film unit in the first display area on the encapsulation layer covers an orthographic projection of at least one first red sub-pixel, at least one first blue sub-pixel, and at least one first green sub-pixel on the encapsulation layer, and an orthographic projection of the color film unit in the second display area on the encapsulation layer covers an orthographic projection of at least one second red sub-pixel, at least one second blue sub-pixel, and at least one second green sub-pixel on the encapsulation layer.
According to an aspect of the embodiment of the application, the number of the openings is one, and the openings are located in the first display area, the color film layer is located in the openings, an orthographic projection of the color film layer on the packaging layer covers an orthographic projection of each first sub-pixel on the packaging layer, and an orthographic projection of the polarizer layer on the packaging layer covers an orthographic projection of each second sub-pixel on the packaging layer.
According to one aspect of the embodiment of the application, the color film unit comprises a filter layer and a black matrix, wherein the black matrix is provided with an accommodating hole, and the filter layer is located in the accommodating hole.
According to an aspect of an embodiment of the present application, the pixel density of the first display area is equal to the pixel density of the second display area.
According to an aspect of an embodiment of the present application, a pixel arrangement structure of the plurality of first sub-pixels is the same as a pixel arrangement structure of the plurality of second sub-pixels.
On the other hand, an embodiment of the present application provides a display device, including the display panel described above.
According to display panel and display device that this application embodiment provided, display panel has first display area and second display area, and display panel includes luminescent layer, packaging layer and optics rete, because optics rete includes the polarizer layer and the various rete that set up with the layer, can play the effect of light filtering jointly through polarizer layer and various rete, guarantees display panel's display effect. And the orthographic projection of the color film layer on the packaging layer covers the orthographic projection of at least part of the first sub-pixels on the packaging layer, the orthographic projection of the polarizer layer on the packaging layer covers the orthographic projection of at least part of the second sub-pixels on the packaging layer, and the orthographic projection of at least part of the second sub-pixels on the packaging layer.
Drawings
Features, advantages and technical effects of exemplary embodiments of the present application will be described below with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of a display panel according to an embodiment of the present application;
FIG. 2 is a cross-sectional view taken along A-A of FIG. 1;
fig. 3 is a schematic cross-sectional structural view of a display panel according to another embodiment of the present application;
fig. 4 is a schematic cross-sectional structural view of a display panel according to still another embodiment of the present application;
FIG. 5 is a schematic diagram of a display device according to an embodiment of the present application;
fig. 6 is a sectional view taken along the direction B-B in fig. 5.
Wherein:
100-a display panel; AA 1-first display area; AA 2-second display area;
10-a light emitting layer; 11-a first sub-pixel; 12-a second sub-pixel;
20-an encapsulation layer;
30-an optical film layer; 31-a polarizer layer; 311-an opening; 32-a color film layer; 321-a color film unit; 321 a-a filter layer; 321 b-black matrix;
40-a device layer; 41 a-first pixel driving circuit; 41 b-a second pixel drive circuit;
50-a substrate;
200-photosensitive component.
In the drawings, like parts are provided with like reference numerals. The figures are not drawn to scale.
Detailed Description
Features and exemplary embodiments of various aspects of the present application will be described in detail below, and in order to make objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application. It will be apparent to one skilled in the art that the present application may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present application by illustrating examples thereof.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
It will be understood that when a layer, region or layer is referred to as being "on" or "over" another layer, region or layer in describing the structure of the component, it can be directly on the other layer, region or layer or intervening layers or regions may also be present. Also, if the component is turned over, one layer or region may be "under" or "beneath" another layer or region.
Features and exemplary embodiments of various aspects of the present application will be described in detail below. Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
On electronic devices such as mobile phones and tablet computers, it is necessary to integrate a photosensitive component such as a front camera, an infrared light sensor, a proximity light sensor, and the like on the side where the display panel is provided. In some embodiments, a transparent display area may be disposed on the electronic device, and the photosensitive component is disposed on the back of the transparent display area, so that full-screen display of the electronic device is achieved under the condition that normal operation of the photosensitive component is ensured. In order to increase the transmittance of the transparent display region, the pixel density of the corresponding region of the photosensitive element is usually set to be smaller. However, when the pixel density is reduced and the brightness of the main screen is consistent, the driving current of the sub-screen area is increased, which causes heat surge, and the service life of the display panel is further reduced.
Therefore, in order to solve the above technical problem, an embodiment of the present application provides a display panel and a display device, where the display panel can meet the display requirement of a full screen, and can ensure the service life of the display panel.
For better understanding of the present application, the display panel and the display device according to the embodiment of the present application are described in detail below with reference to fig. 1 to 6.
As shown in fig. 1 and fig. 2, the display panel 100 provided in the embodiment of the present application has a first display area AA1 and a second display area AA2 at least partially surrounding the first display area AA 1. The display panel 100 includes a light emitting layer 10, an encapsulation layer 20, and an optical film layer 30. The light emitting layer 10 includes first sub-pixels 11 arranged in the first display area AA1 in an array and second sub-pixels 12 arranged in the second display area AA2 in an array. Packaging layer 20 covers the setting of luminescent layer 10, and optics rete 30 sets up in the one side that packaging layer 20 deviates from luminescent layer 10, and optics rete 30 is including the polarizer layer 31 and the various rete 32 of layer setting, and polarizer layer 31 is provided with opening 311, and various rete 32 is located opening 311, and the transmissivity of the light of various rete 32 is greater than the transmissivity of the light of polarizer layer 31. Wherein, the orthographic projection of the color film layer 32 on the packaging layer 20 covers the orthographic projection of at least a part of the first sub-pixels 11 in the plurality of first sub-pixels 11 on the packaging layer 20, and the orthographic projection of the polarizer layer 31 on the packaging layer 20 covers the orthographic projection of at least a part of the second sub-pixels 12 in the plurality of second sub-pixels 12 on the packaging layer 20.
The display panel 100 that this application embodiment provided, when being used for display device, can set up photosensitive assembly 200 in the corresponding position of the first display area AA1 of display panel 100, because optics rete 30 includes polarizer layer 31 and the various rete 32 that the layer set up, can play the effect of light filtering jointly through polarizer layer 31 and various rete 32, guarantee display panel 100's display effect. The orthographic projection of the color film layer 32 on the packaging layer 20 covers the orthographic projection of at least part of the first sub-pixels 11 in the plurality of first sub-pixels 11 on the packaging layer 20, the orthographic projection of the polarizer layer 31 on the packaging layer 20 covers the orthographic projection of at least part of the second sub-pixels 12 in the plurality of second sub-pixels 12 on the packaging layer 20, the transmissivity of the light of the color film layer 32 is greater than that of the light of the polarizer layer 31, the transmissivity of the first display area AA1 can be ensured under the condition that the pixel density of the first display area AA1 is not reduced, the photosensitive requirement of the photosensitive assembly 200 is met, the driving current of the first display area AA1 cannot be increased to cause heat surge, and the service life of the whole display panel 100 is ensured.
As an alternative implementation manner, the display panel 100 provided in this embodiment of the present application further includes a device layer 40 and a substrate 50, where the substrate may be made of a hard material or a flexible material, and the substrate may be a transparent material. The device layer 40 is disposed on a side of the light emitting layer 10 facing away from the encapsulation layer 20 and between the substrate 50 and the light emitting layer 10, the device layer 40 includes a first pixel driving circuit 41a located in the first display area AA1 and a second pixel driving circuit 41b located in the second display area AA2, and the first pixel driving circuit 41a is electrically connected to the first sub-pixel 11 and is configured to drive the first sub-pixel 11. The second pixel driving circuit 41b is electrically connected to the second sub-pixel 12 and is used to drive the second sub-pixel 12.
Alternatively, the plurality of first sub-pixels 11 may include a first red sub-pixel, a first blue sub-pixel, and a first green sub-pixel, each of which forms a first pixel unit together with the first blue sub-pixel and the first green sub-pixel.
Alternatively, the plurality of second sub-pixels 12 may include a second red sub-pixel, a second blue sub-pixel, and a second green sub-pixel, each of which forms a second pixel unit together with the second blue sub-pixel and the second green sub-pixel.
As an alternative implementation manner, in the display panel 100 provided in this embodiment of the application, the pixel density of the first display area AA1 and the pixel density of the second display area AA2 may be the same. Through the arrangement, the display difference between the first display area AA1 and the second display area AA2 can be reduced, and on the premise that the first display area AA1 and the second display area AA2 have the same brightness, the driving current of each first sub-pixel 11 in the first display area AA1 does not need to be increased, so that the heat surge can be effectively avoided, and the service life of the display panel 100 is ensured.
In some optional embodiments, in the display panel 100 provided in this embodiment of the application, the pixel arrangement structures of the plurality of first sub-pixels 11 and the pixel arrangement structures of the plurality of second sub-pixels 12 may be the same, so that uniformity of luminance between the first display area AA1 and the second display area AA2 can be further ensured, and simultaneously, the first sub-pixels 11 in the first display area AA1 and the second sub-pixels 12 in the second display area AA2 may be formed simultaneously, thereby simplifying the forming step of the display panel 100.
As an alternative, the encapsulation layer 20 may be a thin film encapsulation, for example, a combination of an organic layer and an inorganic layer.
In some optional embodiments, in the display panel 100 provided in this application, the number of the first sub-pixels 11 covered by the orthographic projection of the color film layer 32 on the encapsulation layer 20 is not specifically limited, and may be one, two, three or even more, and may be specifically set according to the transmittance requirement of the first display area AA 1.
In some optional embodiments, the orthographic projection of the color film layer 32 on the encapsulation layer 20 may be made to cover the orthographic projection of each first sub-pixel 11 on the encapsulation layer 20. Through the arrangement, the transmittance of the first display area AA1 is effectively improved, and the requirement of the photosensitive assembly 200 on light is ensured.
In some alternative embodiments, the number of the openings 311 may be one and located in the first display area AA1, the orthographic projection of the color film layer 32 located in the openings 311 on the encapsulation layer 20 covers the orthographic projection of each first sub-pixel 11 on the encapsulation layer 20, and the orthographic projection of the polarizer layer 31 on the encapsulation layer 20 covers the orthographic projection of each second sub-pixel 12 on the encapsulation layer 20.
It is understood that the number of the openings 311 is only one alternative, and the display panel provided in the embodiment of the present application is not limited thereto.
As shown in fig. 3, as an alternative implementation, the number of openings 311 is not limited to one, and in some embodiments, the number of openings 311 may also be multiple and all of the openings are disposed at a portion of polarizer layer 31 located at first display area AA 1. The color film layer 32 includes a plurality of color film units 321, each color film unit 321 is disposed in one of the openings 311, and an orthographic projection of the color film unit 311 on the encapsulation layer 20 covers an orthographic projection of at least one first sub-pixel 11 on the encapsulation layer 20.
Optionally, the color filter unit 321 includes a filter layer 321a and a black matrix 321b, the black matrix 321b is provided with an accommodating hole, and the filter layer 321a is located in the accommodating hole, so that the black matrix 321b is disposed around the filter layer 321 a. By adopting the above structural form, the color film unit 321 can meet the filtering requirement and ensure the transmittance of the region where the color film unit 321 is located. Meanwhile, the arrangement of the black matrix 321b can also ensure that the light of the sub-pixels of different colors does not generate crosstalk with each other when passing through the filter layer 321 a.
In some optional embodiments, an orthographic projection of the color film unit 321 located in the first display area AA1 on the encapsulation layer 20 may be made to cover an orthographic projection of at least one first red sub-pixel, one first blue sub-pixel and one first green sub-pixel on the encapsulation layer 20. That is, the orthographic projection of each color film unit 321 on the package layer 20 may cover the orthographic projection of at least one first pixel unit on the package layer 20, so that the size of the opening 311 is appropriate, which is beneficial to forming the opening 311 on the polarizer layer 31.
It is understood that, when there are a plurality of openings 311, the plurality of openings 311 are disposed in the first display area AA1 only in an alternative embodiment.
As shown in fig. 4, of course, in some other examples, when there are a plurality of openings 311, the openings 311 may be disposed in both the portion of the polarizer layer 31 located in the first display area AA1 and the portion located in the second display area AA2, the color film layer 32 includes a plurality of color film units 321, each color film unit 321 is disposed in one of the openings 311, an orthogonal projection of the color film unit 321 located in the first display area AA1 on the encapsulation layer 20 covers an orthogonal projection of at least one first sub-pixel 11 on the encapsulation layer 20, and an orthogonal projection of the color film unit 321 located in the second display area AA2 on the encapsulation layer 20 covers an orthogonal projection of at least one second sub-pixel 12 on the encapsulation layer 20.
That is, the color film layer 32 is not only disposed in the first display area AA1, but also a portion of the color film layer 32 may exist in the second display area AA 2. Through the arrangement, on the basis of meeting the filtering requirement, the color cast of the display panel 100 can be reduced, and the display effect of the display panel 100 is ensured.
As an optional implementation manner, in the display panel 100 provided in this embodiment of the application, an orthographic projection of the color film unit 321 located in the second display area AA2 on the encapsulation layer 20 covers an orthographic projection of at least one second red sub-pixel, at least one second blue sub-pixel, and at least one second green sub-pixel on the encapsulation layer 20. With the above arrangement, the size of the opening 311 is adjusted, which is beneficial to forming the opening 311 on the polarizer layer 31.
Optionally, in the display panel 100 provided in this embodiment of the application, the orthographic projection of the polarizer layer 31 on the encapsulation layer 20 covers the orthographic projection of a partial number of the first sub-pixels 11 in the plurality of first sub-pixels 11 on the encapsulation layer 20. Through the arrangement, the color filter film can be matched with the color film layer 32 to realize the filtering effect, and meanwhile, when the color film layer 32 comprises a plurality of color film units 321, the color film units 321 are protected.
Alternatively, when the color filter unit 321 includes the black matrix 321b and the filter layers 321a, an orthogonal projection of each filter layer 321a on the encapsulation layer 20 may cover one of the first sub-pixels 11 or the second sub-pixels 12.
Optionally, the color filter unit 321 may include a plurality of filter layers 321a, and the plurality of filter layers 321a may include a red filter layer, a blue filter layer, and a green filter layer, where the red filter layer covers the first red sub-pixel or the second red sub-pixel, the blue filter layer covers the first blue sub-pixel or the second blue sub-pixel, and the green filter layer covers the first green sub-pixel or the second green sub-pixel, and with the above configuration, a filter effect may be effectively satisfied, and a transmittance of the first display area AA1 is ensured.
As shown in fig. 5 and fig. 6, in some optional embodiments, an embodiment of the present application further provides a display device, including the display panel 100 of any of the foregoing embodiments. The following description will be given taking as an example a display device of an embodiment including the display panel 100 of the above-described embodiment.
The display panel 100 includes a first surface S1 and a second surface S2 opposite to each other, wherein the first surface S1 is a display surface. The display device further includes a photosensitive element 200, wherein the photosensitive element 200 is located on the second surface S2 side of the display panel 100, and the photosensitive element 200 corresponds to the first display area AA 1.
The photosensitive assembly 200 may be an image capturing device for capturing external image information. In this embodiment, the photosensitive component 200 is a Complementary Metal Oxide Semiconductor (CMOS) image capture Device, and in some other embodiments, the photosensitive component 200200 may also be a Charge-coupled Device (CCD) image capture Device or other types of image capture devices. It is understood that the photosensitive assembly 200 may not be limited to an image capture device, for example, in some embodiments, the photosensitive assembly 200 may also be an infrared sensor, a proximity sensor, an infrared lens, a flood sensing element, an ambient light sensor, a dot matrix projector, and the like. In addition, the display device may further integrate other components, such as a handset, a speaker, etc., on the second surface S2 of the display panel 100.
The display device provided by the embodiment of the application, because it includes the display panel 100 that each embodiment provided above provided, and the optics rete 30 of display panel 100 includes polarizer layer 31 and the color rete 32 that the layer set up, can play the effect of filtering through polarizer layer 31 and color rete 32 jointly, guarantees display panel 100's display effect. And the orthographic projection of the color film layer 32 on the packaging layer 20 covers the orthographic projection of at least part of the first sub-pixels 11 in the plurality of first sub-pixels 11 on the packaging layer 20, and the orthographic projection of the polarizer layer 31 on the packaging layer 20 covers the orthographic projection of at least part of the second sub-pixels 12 in the plurality of second sub-pixels 12 on the packaging layer 20, so that the transmissivity of the color film layer 32 is greater than that of the polarizer layer 31, the transmissivity of the first display area AA1 can be ensured under the condition that the pixel density of the first display area AA1 is not reduced, the photosensitive requirement of the photosensitive assembly 200 is met, the driving current of the first display area AA1 is not increased to cause heat surge, and the service life of the whole display panel 100 is ensured.
While the application has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the application. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present application is not intended to be limited to the particular embodiments disclosed herein but is to cover all embodiments that may fall within the scope of the appended claims.
Claims (10)
1. A display panel having a first display area and a second display area disposed at least partially around the first display area, the display panel comprising:
the light-emitting layer comprises first sub-pixels distributed in the first display area in an array mode and second sub-pixels distributed in the second display area in an array mode;
an encapsulation layer disposed to cover the light emitting layer;
the optical film layer is arranged on one side, away from the luminous layer, of the packaging layer and comprises a polarizer layer and a color film layer which are arranged on the same layer, the polarizer layer is provided with an opening, the color film layer is located in the opening, and the transmittance of light of the color film layer is greater than that of the polarizer layer;
wherein, the orthographic projection of the color film layer on the packaging layer covers the orthographic projection of at least part of the first sub-pixels in the first sub-pixels on the packaging layer, and the orthographic projection of the polarizer layer on the packaging layer covers the orthographic projection of at least part of the second sub-pixels in the second sub-pixels on the packaging layer.
2. The display panel of claim 1, wherein an orthographic projection of the color film layer on the encapsulation layer covers an orthographic projection of each of the first sub-pixels on the encapsulation layer.
3. The display panel of claim 2, wherein the orthographic projection of the color film layer on the encapsulation layer covers a partial amount of the orthographic projection of the second sub-pixels in the plurality of second sub-pixels on the encapsulation layer.
4. The display panel of claim 1, wherein an orthographic projection of the polarizer layer on the encapsulation layer covers a partial amount of the orthographic projection of the first sub-pixel among the plurality of first sub-pixels on the encapsulation layer.
5. The display panel according to claim 1, wherein the number of the openings is plural, and the openings are disposed in a portion of the polarizer layer located in the first display area, the color film layer includes a plurality of color film units, each color film unit is disposed in one of the openings, and an orthographic projection of the color film unit on the encapsulation layer covers an orthographic projection of at least one of the first sub-pixels on the encapsulation layer;
preferably, an orthographic projection of the color film unit on the encapsulation layer in the first display area covers an orthographic projection of at least one first red sub-pixel, one first blue sub-pixel and one first green sub-pixel on the encapsulation layer.
6. The display panel according to claim 1, wherein the number of the openings is plural, the openings are provided in both a portion of the polarizer layer located in the first display area and a portion of the polarizer layer located in the second display area, the color film layer includes a plurality of color film units, each color film unit is provided in one of the openings, an orthographic projection of the color film unit located in the first display area on the encapsulation layer covers an orthographic projection of at least one of the first sub-pixels on the encapsulation layer, and an orthographic projection of the color film unit located in the second display area on the encapsulation layer covers an orthographic projection of at least one of the second sub-pixels on the encapsulation layer;
preferably, an orthographic projection of the color film unit on the encapsulation layer in the first display area covers an orthographic projection of at least one first red sub-pixel, at least one first blue sub-pixel and at least one first green sub-pixel on the encapsulation layer, and an orthographic projection of the color film unit on the encapsulation layer in the second display area covers an orthographic projection of at least one second red sub-pixel, at least one second blue sub-pixel and at least one second green sub-pixel on the encapsulation layer.
7. The display panel according to claim 1, wherein the number of the openings is one, and the openings are located in the first display area, an orthographic projection of the color film layer on the opening and the encapsulation layer covers an orthographic projection of each of the first sub-pixels on the encapsulation layer, and an orthographic projection of the polarizer layer on the encapsulation layer covers an orthographic projection of each of the second sub-pixels on the encapsulation layer.
8. The display panel according to any one of claims 5 to 7, wherein the color film unit includes a filter layer and a black matrix, the black matrix is provided with an accommodation hole, and the filter layer is located in the accommodation hole.
9. The display panel according to claim 1, wherein a pixel density of the first display region is equal to a pixel density of the second display region;
and/or the pixel arrangement structure of the plurality of first sub-pixels is the same as the pixel arrangement structure of the plurality of second sub-pixels.
10. A display device characterized by comprising the display panel according to any one of claims 1 to 8.
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| CN202111387377.3A CN114050177A (en) | 2021-11-22 | 2021-11-22 | Display panel and display device |
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| CN202111387377.3A CN114050177A (en) | 2021-11-22 | 2021-11-22 | Display panel and display device |
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| CN114899212A (en) * | 2022-05-31 | 2022-08-12 | 上海天马微电子有限公司 | Display panel and display device |
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