CN111293157B - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN111293157B CN111293157B CN202010114650.4A CN202010114650A CN111293157B CN 111293157 B CN111293157 B CN 111293157B CN 202010114650 A CN202010114650 A CN 202010114650A CN 111293157 B CN111293157 B CN 111293157B
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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
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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
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- H10K50/85—Arrangements for extracting light from the devices
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Abstract
The invention discloses a display panel and a display device, comprising a display area, wherein the display area comprises a function display area and a picture display area which is arranged adjacent to the function display area; the optical adjustment structure is arranged on one side of the light emitting direction of the display panel, the display area further comprises an adjustment display area, and the orthographic projection of the display area at least completely covers the adjustment display area so as to adjust the brightness difference between the function display area and the picture display area. The utility model provides a function display area reduce pixel density because of needs printing opacity, lead to the luminance in function display area to be less than the luminance in picture display area far away and make and form virtual luminance boundary line between the two, this application sets up the adjustment display area through the display area to set up the optics adjustment structure in the corresponding position of adjustment display area, with the luminance difference of adjustment between the two, eliminate virtual luminance boundary line.
Description
Technical Field
The invention relates to the technical field of display, in particular to a display panel and a display device.
Background
Organic Light Emitting Diode (OLED) display has the advantages of low cost, wide viewing angle, low driving voltage, fast response speed, rich Light Emitting colors, simple preparation process, capability of realizing large-area flexible display and the like, and is considered to be one of the display technologies with the greatest development prospects.
At present, in the optical scheme under the screen, for satisfying optical function under the screen, like optical fingerprint under the screen, camera under the screen etc., optical function sets up below the luminescent layer under the screen, and will realize giving out light when need realizing function under the screen again, so the function display area that optical function corresponds under the screen reduces the density of sub-pixel and increases the light transmissivity, thereby weaken the luminance in function display area, lead to the luminance in function display area to be less than the luminance in normal picture display area far away and form virtual luminance boundary line, influence display effect and user experience.
Disclosure of Invention
The embodiment of the invention provides a display panel and a display device.
On one hand, the invention discloses a display panel, which comprises a display area, wherein the display area comprises a function display area and a picture display area which is arranged next to the function display area;
an optical adjustment structure disposed on one side of the light-emitting direction of the display panel,
the display area further comprises an adjusting display area, and the orthographic projection of the optical adjusting structure on the display area at least completely covers the adjusting display area so as to adjust the brightness difference between the function display area and the picture display area.
Preferably, the adjustment display area includes a first adjustment display area, and the first adjustment display area is a part of the screen display area and is disposed adjacent to the function display area.
Preferably, the adjustment display area includes a second adjustment display area, and the second adjustment display area is a part of the function display area and is disposed adjacent to the screen display area.
Preferably, the adjustment display area comprises a second adjustment display area and a first adjustment display area designed around the outer edge of the second adjustment display area;
the first adjusting display area is a part of the picture display area and is arranged adjacent to the function display area, and the second adjusting display area is a part of the function display area and is arranged adjacent to the picture display area;
or, the first adjustment display area and the second adjustment display area are both the picture display areas;
or, the first adjustment display area and the second adjustment display area are both part of the function display area.
Preferably, the function display area further comprises a function center display area, and the second adjustment display area is designed around the outer edge of the function center display area;
the optical adjusting structure comprises a central area and a second optical adjusting area arranged around the outer edge of the central area, and orthographic projections of the second optical adjusting area and the central area in the display area respectively cover the second adjusting display area and the functional central display area of the functional display area;
the optical adjusting structure further comprises a first optical adjusting area arranged around the outer edge of the second optical adjusting area, and orthographic projection of the first optical adjusting area on the display area covers the first adjusting display area.
Preferably, the central area and the second optical adjustment area are provided with light-gathering structures, and the first optical adjustment area is provided with light-scattering structures.
Preferably, the concentration structure in the central area has uniform distribution density;
the distribution density of the light-gathering structures positioned in the second optical adjustment area increases from the central area to the first optical adjustment area;
the distribution density of the light scattering structures in the first optical adjustment area increases from the outer edge of the first optical adjustment area to the central area.
Preferably, the luminance of the functional center display area is less than the luminance of any area except the functional center display area, and the luminance of the other picture display areas except the first adjustment display area and/or the second adjustment display area is greater than the luminance of any other area;
the brightness of the functional central display area is unchanged, and the brightness of the second adjustment display area and/or the first adjustment display area is gradually increased from the outer edge of the functional central display area to the outer edge of the picture display area.
Preferably, the light-condensing structure comprises at least one convex structure, and the light-diffusing structure comprises at least one concave structure;
preferably, the display panel includes a plurality of sub-pixels, and the size of the orthographic projection of any one of the convex structures and the concave structures in the display area is smaller than the size of any one of the sub-pixels.
In another aspect, the present application also discloses a display device including the display panel as described above.
According to the display panel and the display device provided by the embodiment of the invention,
the display panel comprises a display area, and the display area comprises a function display area and a picture display area which is arranged adjacent to the function display area;
an optical adjustment structure disposed on one side of the light-emitting direction of the display panel,
the display area also comprises an adjusting display area, the optical adjusting structure comprises an optical adjusting area which is arranged corresponding to the adjusting display area, and the orthographic projection of the optical adjusting area in the display area completely covers the adjusting display area so as to adjust the brightness difference between the functional display area and the picture display area.
This application sets up the optics adjustment structure through the corresponding position at the adjustment display area, adjusts the luminance difference between the two, eliminates virtual luminance boundary line, can improve display effect, and user experience degree.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, with reference to the accompanying drawings in which like or similar reference characters refer to like or similar parts and which are not necessarily drawn to scale.
Fig. 1-2 are top views of display panels provided by an embodiment of the present invention;
FIGS. 3-4 are schematic structural views of an optical adjustment structure according to an embodiment of the invention;
FIG. 5 is a top view of an optical adjustment structure and a display panel according to an embodiment of the invention;
fig. 6 is a schematic structural diagram of a display panel according to an embodiment of the present invention.
Reference numerals
10 display panel, 100 display area, 101 first adjusting display area, 102 function display area, 103 virtual brightness boundary, 104 second adjusting display area, 105 function display central area; 20 optical adjustment structures, 201 first optical adjustment areas, 202 optical adjustment boundary lines, 203 second optical adjustment areas, 204 central areas, 205 light scattering structures, 206 light focusing structures, 30 substrates, 40 light emitting layers, 50 packaging layers, 60 auxiliary functional layers and 70 optical functional elements.
Detailed Description
Features and exemplary embodiments of various aspects of the present invention will be described in detail below, and in order to make objects, technical solutions and advantages of the present invention more apparent, the present invention 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 invention and are not to be construed as limiting the invention. It will be apparent to one skilled in the art that the present invention 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 invention by illustrating examples of the present invention.
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 phrases "comprising 8230; \8230;" comprises 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
It will be understood that when a layer or region is referred to as being "on" or "over" another layer or region in describing the structure of the element, it can be directly on the other layer or region 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 of various aspects and exemplary embodiments of the present invention 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.
The display panel and the display device according to the embodiment of the present invention will be described in detail with reference to fig. 1 to 6. Some well-known structures are shown hidden or transparently in the figure for the sake of clarity in illustrating the structures associated with the present invention.
The invention discloses a display panel 10, which comprises a display area 100, wherein the display area 100 comprises a function display area 102 and a picture display area (not shown in the drawing) which is arranged adjacent to the function display area 102;
the display device comprises an optical adjustment structure 20, wherein the optical adjustment structure 20 is arranged on one side of the light outgoing direction of the display panel 10, the display area 100 further comprises an adjustment display area, and the orthographic projection of the optical adjustment structure 20 on the display area 100 at least completely covers the adjustment display area so as to adjust the brightness difference between the function display area and the picture display area.
In order to meet the full screen technology, the functional display area in the design of the invention is a display area with off-screen functional parts such as an off-screen camera or an off-screen fingerprint, and the like, such as the off-screen fingerprint, the fingerprint identification function and the display function need to be met; the camera under the screen needs to satisfy the function of making a video recording promptly and will satisfy the display function again. Therefore, it is necessary to have a certain light transmittance and satisfy the display, and it is necessary to reduce the sub-pixel density of the light emitting layer corresponding to the area where the fingerprint or the camera is located under the screen, so as to satisfy the above requirements. However, the brightness of the functional display area 102 in the display area 100 is weakened due to such design, and the brightness of the image display area other than the functional display area 102 is much higher than that of the functional display area 102 to ensure normal image display, so that a very prominent brightness difference exists between the two, and a virtual brightness boundary line 103 is formed to affect the display effect.
This application sets up optical adjustment structure 20 through the light-emitting side at display panel 10, sets up the adjustment display area at the display area, corresponds the optical adjustment structure 20 that sets up at the adjustment display area, in order to adjust functional display area 102 with luminance difference between the picture display area eliminates virtual luminance boundary line, can improve display effect, and user experience degree.
The present application is described by the following specific embodiments to achieve the above effects, specifically as follows:
as shown in fig. 1 to 5, an embodiment of the present application discloses a display panel 10, which includes a display area 100, where the display area 100 includes a function display area 102 and a picture display area (not labeled in the drawings) disposed adjacent to the function display area 102; the display area 100 further comprises an adjustment display area comprising a first adjustment display area 101, the first adjustment display area
The display area 101 is a part of the screen display area and is disposed adjacent to the function display area 102. The optical adjustment structure 20 is disposed on one side of the light emitting direction of the display area 100, the optical adjustment area includes a first optical adjustment area 201 corresponding to the first adjustment display area 101, and the orthographic projection of the first optical adjustment area 201 on the display area 100 covers the first adjustment display area 101. The brightness of the first adjusting display area 101 is adjusted through the first optical adjusting area 201, so that the brightness difference between the function display area 102 and the picture display area is adjusted.
The picture display area is a normal picture display area such as numbers, figures and the like.
Specifically, the functional display area 102 includes a functional center display area 105, and the luminance of the functional center display area 105 is less than the luminance of any area outside the functional center display area 105; the brightness of the other picture display areas except the first adjustment display area 101 is greater than that of any other area, and the brightness of the first adjustment display area 101 gradually increases from the functional center display area 105 to the other picture display areas except the first adjustment display area 101; that is, the brightness of the function display area 102 is smaller than the brightness of the first adjustment display area 101, and the brightness of the first adjustment display area 101 is smaller than the brightness of the other screen display areas except the first adjustment display area 101. Specifically, the brightness of the function center display area 105 remains unchanged, and the brightness of the first adjustment display area gradually increases from the outer edge of the function center display area 105 to the outer edge of the screen display area, so as to adjust the brightness difference between the function display area 102 and the screen display area.
In the embodiment of the present application, in order to achieve the above brightness variation, the light scattering structure 205 is disposed in the first optical adjustment area 201, the light focusing structure 206 is disposed at the corresponding position of the optical adjustment structure 20 corresponding to the functional display area 102, and the distribution density of the light scattering structure 205 located in the first optical adjustment area 201 increases gradually from the outer edge of the first optical adjustment area 101 to the functional center display area 105, so that the brightness of the first adjustment display area 101 gradually increases from the outer edge of the functional center display area 105 to the outer edge of the screen display area; the light gathering structures 206 are evenly distributed so that the brightness of the functional center display area 105 remains unchanged. The light scattering structure 205 includes at least one concave structure, the light focusing structure 206 includes at least one convex structure, and preferably, the display panel 10 includes a plurality of sub-pixels, and the size of the orthographic projection of any one of the concave structures and the concave structures on the display area 100 is smaller than that of any one of the sub-pixels, so that the light emitting effect of the functional element is not affected.
As shown in fig. 2 to 4, in another embodiment of the present application, a display panel 10 is disclosed in the embodiment of the present application, which includes a display area 100, where the display area 100 includes a function display area 102 and a picture display area (not labeled in the drawings) disposed adjacent to the function display area 102; the display area 100 further includes an adjustment display area, the adjustment display area includes a second adjustment display area 104, the second adjustment display area 104 is a part of the function display area 102, the function display area 102 further includes a function center display area 105, the second adjustment display area 104 is designed around an outer edge of the function center display area 105, and the second adjustment display area 104 is arranged adjacent to the picture display area; the second adjustment display area 104 is disposed adjacent to the screen display area. The optical adjustment structure 20 is disposed on one side of the light emitting direction of the display area 100, the optical adjustment structure 20 includes a second optical adjustment area 203 corresponding to the second adjustment display area 104, and the second optical adjustment area 203 covers the second adjustment display area 104 in the orthographic projection of the display area 100. The brightness of the second adjustment display area 104 is adjusted through the second optical adjustment area 203, so that the brightness difference between the function display area 102 and the picture display area is adjusted.
The optical adjustment structure 20 includes a central area 204 corresponding to the functional central display area 105, a second optical adjustment area 203 surrounding the outer edge of the central area 204 and corresponding to the second adjustment display area 104, and the orthographic projection of the second optical adjustment area 203 and the central area 204 on the display area 100 covers the functional display area 102; preferably, the orthographic projection of the central area 204 on the display area 100 overlaps with the orthographic projection of the functional central display area 105 on the display area 100, and the orthographic projection of the second optical adjustment area 201 on the display area 100 overlaps with the orthographic projection of the second adjustment display area 104 on the display area.
The optical adjustment structure 20 of the present embodiment minimizes the brightness of the functional center display area 105 of the display area 100, i.e. is less than the brightness of any area outside the functional center display area 105; the brightness of the other picture display areas outside the second adjustment display area 104 is greater than that of any other area, and the brightness from the outer edge of the functional center display area 105 to the other picture display areas outside the second adjustment display area 104 gradually increases.
Specifically, the brightness of the functional center display area 105 is kept constant, and the brightness of the second adjustment display area 104 gradually increases from the outer edge of the functional center display area 105 to the outer edge of the second adjustment display area 104, so as to balance the brightness difference between the display area 100 and the functional display area 102, and eliminate the virtual brightness boundary line 103.
In order to implement the brightness adjustment, the embodiments of the present application as shown in fig. 4 to 5 specifically include: the central area 204 and the second optical adjustment area 203 of the optical adjustment structure 20 are provided with light-gathering structures, and light-gathering structures with different densities are arranged to adjust the light path; specifically, the distribution density of the light-gathering structures in the central area 204 is uniform, so as to realize the constant brightness of the functional central display area 105; the distribution density of the light-gathering structures in the second optical adjustment area 203 increases from the central area 204 to the first optical adjustment area, so that the brightness of the second adjustment display area 104 increases gradually from the outer edge of the functional central display area 105 to the outer edge of the second adjustment display area 104, thereby balancing the brightness difference between the display area 100 and the functional display area 102 and eliminating the virtual brightness boundary line 103.
The light-gathering structure in the embodiment of the present application includes at least one protruding structure, and the protruding structure includes a pyramid or a convex lens, which is not limited specifically herein, and may implement a light-gathering function.
The brightness adjustment can be realized in other modes, the optical adjustment structure is not limited to be used, and the brightness difference adjustment can be realized, so that the details are not repeated.
In another embodiment shown in fig. 3-6, the present application discloses a display panel 10, which includes a display area 100, where the display area 100 includes a function display area 102 and a picture display area (not shown) disposed adjacent to the function display area 102; the display area 100 further includes an adjustment display area, the adjustment display area includes a first adjustment display area 101, and the first adjustment display area 101 is a part of the screen display area and is disposed adjacent to the function display area 102; the adjustment display area comprises a second adjustment display area 104, the second adjustment display area 104 is a part of the function display area 102, the function display area 102 further comprises a function center display area 105, and the second adjustment display area 104 is designed around the outer edge of the function center display area 105; the first adjustment display area 101 is disposed adjacent to the second adjustment display area 104.
The embodiment of the present application further includes that the first adjustment display area 101 and the second adjustment display area 104 are both part of the screen display area, and the second adjustment display area 102 is closer to the function display area 102.
The embodiment of the present application further includes that the first adjustment display area 101 and the second adjustment display area 104 are both part of the function display area 102, and the first adjustment display area 101 is closer to the screen display area.
The optical adjustment structure 20 is disposed on one side of the light emitting direction of the display area 100, the optical adjustment structure 20 includes a first optical adjustment area 201 and a second optical adjustment area 203 corresponding to the first adjustment display area 101 and the second adjustment display area 104, respectively, and the orthographic projection of the first optical adjustment area 201 and the orthographic projection of the second optical adjustment area 203 in the display area respectively cover the first adjustment display area 101 and the second adjustment display area 104. The brightness of the first adjustment display area 101 and the brightness of the second adjustment display area 104 are adjusted through the first optical adjustment area 201 and the second optical adjustment area 203, so that the brightness difference between the function display area 102 and the picture display area is adjusted.
In order to better adjust the brightness difference between the display area 100 and the functional display area 102 and to make the brightness of the whole display area uniform, the present application arranges the optical adjustment structure 20 on the light emitting side of the display panel, and makes the orthographic projection of the optical adjustment structure 20 on the display area 100 cover the functional display area 102 and the first adjustment display area 101, so that the brightness of the functional display area 102 towards the virtual brightness boundary line 103 is increased progressively by the optical adjustment structure 20, and the brightness of the first adjustment display area 101 towards the virtual brightness boundary line 103 is decreased progressively, so as to balance the brightness difference between the screen display area and the functional display area 102, and finally balance the brightness of the whole display area, thereby better solving the brightness jump problem between the two to eliminate the virtual brightness boundary line 103.
The optical adjustment structure 20 of this embodiment further includes a central area 204 disposed corresponding to the functional central display area 105, a second optical adjustment area 203 disposed around an outer edge of the central area 204 and corresponding to the second adjustment display area 104, and orthographic projections of the second optical adjustment area 203 and the central area 204 on the display area 100 cover the functional display area 102; the optical adjustment structure 20 further includes a first optical adjustment area 201 disposed around an outer edge of the second optical adjustment area 203, wherein the first optical adjustment area 201 is disposed corresponding to the first adjustment display area 101, and an orthographic projection of the display area 100 covers the first adjustment display area 101.
The optical adjustment structure 20 further comprises a second optical adjustment region 203 and the first optical adjustment region
An optical adjustment boundary 202 between the optical adjustment regions 201, the optical adjustment boundary 202 covering the virtual luminance boundary line 103 in an orthogonal projection of the display region.
Preferably, the orthographic projection of the central area 204 on the display area 100 is overlapped with the orthographic projection of the functional central display area 105 on the display area 100, and the second optical adjustment area 201 is arranged on the display area 100
The orthographic projection of the display area 100 overlaps the orthographic projection of the second adjusted display area 104 on the display area. By arranging the optical function structure 20 completely overlapping the functional display area 102 and the first adjustment display area 101 in the light emitting direction of the display area 100, the brightness of the corresponding area is correspondingly changed so that the brightness difference between the functional display area and the display areas of the first adjustment display area and the other areas is improved.
In the embodiment of the present application, through the optical adjustment structure 20 configured as above, the luminance of the functional center display area 105 of the display area 100 is the minimum, that is, the luminance is smaller than the luminance of any area outside the functional center display area 105; the brightness of the other display areas except the outer edge of the first adjustment display area 101 is the maximum, namely the brightness of any display area within the inner edge of the first adjustment display area 101 is greater; the brightness difference between the maximum brightness region and the minimum brightness region is relieved by the first adjustment display region 101 arranged in the display region and the second adjustment display region 104 arranged in the function display region 102, namely, the brightness of the second adjustment display region 104 gradually increases from the function center display region 105 to the first adjustment display region 101.
Specifically, the brightness of the functional center display area 105 is kept constant, the brightness of the second adjustment display area 104 gradually increases from the outer edge of the functional center display area 105 to the outer edge of the second adjustment display area 104, and the brightness of the first adjustment display area 101 gradually increases from the outer edge of the second adjustment display area 104 to the outer edge of the first adjustment display area 101. Finally, the brightness of the second adjustment display area 104 towards the virtual brightness boundary line 103 is increased gradually, and the brightness of the picture display area towards the virtual brightness boundary line 103 is decreased gradually, so as to balance the brightness difference between the display area 100 and the functional display area 102 and eliminate the virtual brightness boundary line 103.
In order to realize the brightness variation, the present embodiment provides a light-gathering structure 206 in the central area 204 and the second optical adjustment area 203 of the optical adjustment structure 20, and the first optical adjustment area 201 is provided with a light-scattering structure 205; light condensing structures and light dispersing structures with different densities are provided to adjust the light path, and particularly, the light condensing structures in the central area 204 are uniform in distribution density; the distribution density of the light-gathering structures in the second optical adjustment region 203 is from the central region 204 to the first optical adjustment region
The optical adjustment region 201 increases in direction; the distribution density of the light scattering structures in the first optical adjustment area 201 increases from the outer edge of the first optical adjustment area 203 to the second optical adjustment area 201. The light condensation structure comprises at least one convex structure, and the light diffusion structure comprises at least one concave structure; the convex structure comprises a pyramid or a convex lens, and is not particularly limited herein, and the light-gathering function can be realized; the concave structure includes an inverted pyramid or a concave lens, which is not particularly limited herein, and may achieve an astigmatism effect.
As shown in fig. 6, the display panel according to the embodiment of the present disclosure includes a substrate 30 located in the display area, a light emitting layer 40 located on one side of the substrate 30, an optical functional element 70 located between the substrate 30 and the light emitting layer 40, an encapsulation layer 50 encapsulating the light emitting layer 40, and a functional layer 60 located on one side of the encapsulation layer 50 far away from the light emitting layer 40, where the functional layer includes touch control, polarization, a cover plate, and the like. The optical adjustment structure 20 is disposed on the light emitting side of the light emitting layer 40, that is, the optical adjustment structure is located between the light emitting layer 40 and the encapsulation layer 50, or located between the encapsulation layer 50 and the functional layer 60, or located at the functional layer 60 or any layer above the functional layer, and is not expanded here.
In the embodiment of the present application, the light emitting layer 40 further includes a plurality of sub-pixels, and the size of the orthographic projection of any one of the protruding structures and the recessed structures in the optical adjustment structure 20 in the display area is smaller than the size of any one of the sub-pixels. In this embodiment, the optical adjustment structure having the protruding and recessed structures smaller than the sub-pixels is disposed on the light-emitting side of the optical functional element 70, so that the brightness difference in the area can be adjusted, and the light-emitting effect of the optical functional element is ensured.
In still another aspect, the present application further discloses a display device including the display panel as described above. The optical adjustment structure is arranged at the corresponding position of the adjustment display area, the brightness difference between the adjustment display area and the adjustment display area is adjusted, the virtual brightness boundary line is eliminated, the display effect can be improved, and the user experience degree can be improved.
In accordance with the above embodiments of the present invention, these embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention and various embodiments with various modifications as are suited to the particular use contemplated. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. A display panel is characterized by comprising a display area, wherein the display area comprises a function display area and a picture display area which is arranged adjacent to the function display area;
an optical adjustment structure disposed at one side of the light emergent direction of the display panel,
the display area further comprises an adjustment display area, and the orthographic projection of the optical adjustment structure on the display area at least completely covers the adjustment display area;
the optical adjustment structure comprises a central area and a second optical adjustment area arranged around the outer edge of the central area;
the optical adjustment structure further comprises a first optical adjustment region arranged around the outer edge of the second optical adjustment region;
the central area and the second optical adjusting area are provided with light condensing structures, and the first optical adjusting area is provided with a light dispersing structure.
2. The display panel of claim 1, wherein: the adjustment display area comprises a first adjustment display area, and the first adjustment display area is a part of the picture display area and is arranged close to the function display area.
3. The display panel of claim 1, wherein: the adjustment display area comprises a second adjustment display area which is a part of the function display area and is arranged close to the picture display area.
4. The display panel of claim 1, wherein: the adjusting display area comprises a second adjusting display area and a first adjusting display area designed around the outer edge of the second adjusting display area;
the first adjusting display area is a part of the picture display area and is arranged adjacent to the function display area, and the second adjusting display area is a part of the function display area and is arranged adjacent to the picture display area;
or both the first adjustment display area and the second adjustment display area are the picture display areas;
or, the first adjustment display area and the second adjustment display area are both part of the function display area.
5. The display panel of claim 4, wherein: the function display area also comprises a function center display area, and the second adjusting display area is designed around the outer edge of the function center display area; the orthographic projections of the second optical adjustment area and the central area in the display area respectively cover the second adjustment display area and the functional central display area of the functional display area;
the orthographic projection of the first optical adjustment area on the display area covers the first adjustment display area.
6. The display panel of claim 1, wherein: the concentration structure in the central area is uniform in distribution density;
the distribution density of the light-gathering structures positioned in the second optical adjustment area increases from the central area to the first optical adjustment area;
the distribution density of the light scattering structures in the first optical adjustment area increases from the outer edge of the first optical adjustment area to the central area.
7. The display panel of claim 5, wherein: the brightness of the functional center display area is less than that of any area outside the functional center display area, and the brightness of other picture display areas outside the first adjusting display area and/or the second adjusting display area is greater than that of any other area;
the brightness of the functional central display area is unchanged, and the brightness of the second adjustment display area and/or the first adjustment display area is gradually increased from the outer edge of the functional central display area to the outer edge of the picture display area.
8. The display panel of claim 6, wherein: the light-condensing structure comprises at least one convex structure, and the light-diffusing structure comprises at least one concave structure.
9. The display panel of claim 8, wherein: the display panel comprises a plurality of sub-pixels, and the size of the orthographic projection of any one of the convex structures and the concave structures in the display area is smaller than that of any one of the sub-pixels.
10. A display device characterized by comprising the display panel according to any one of claims 1 to 9.
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| CN202010114650.4A CN111293157B (en) | 2020-02-25 | 2020-02-25 | Display panel and display device |
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| CN202010114650.4A CN111293157B (en) | 2020-02-25 | 2020-02-25 | Display panel and display device |
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