CN110471223B - Display panel and display device - Google Patents
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- CN110471223B CN110471223B CN201910753040.6A CN201910753040A CN110471223B CN 110471223 B CN110471223 B CN 110471223B CN 201910753040 A CN201910753040 A CN 201910753040A CN 110471223 B CN110471223 B CN 110471223B
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
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Abstract
The invention discloses a display panel and a display device, which relate to the technical field of display, and are provided with a display area and a non-display area surrounding the display area, wherein the display panel comprises: the liquid crystal display panel comprises a substrate base plate, a common electrode layer, a first passivation layer, a pixel electrode layer and an alignment film which are arranged in sequence; the pixel electrode layer comprises a plurality of pixel electrodes which are arranged in an array mode along a first direction and a second direction, and the common electrode layer comprises a common electrode; the first passivation layer comprises a plurality of first hollow parts, at least part of the common electrode is exposed by the first hollow parts, and the first hollow parts are all positioned in the display area; at least one first hollow part is arranged on one side of at least part of the pixel electrodes in the display area along the first direction; the alignment film is in contact with the common electrode through the first hollow part. The invention solves the problem that the surface of the alignment film in the display panel in the prior art is easy to gather charged ions.
Description
Technical Field
The present invention relates to the field of display technologies, and in particular, to a display panel and a display device.
Background
From the CRT (Cathode Ray Tube) era to the liquid crystal era and then to the current OLED (Organic Light-Emitting Diode) era, the display industry has been developing over decades. The display industry is closely related to our lives, and display technologies cannot be separated from traditional mobile phones, flat panels, televisions and PCs, to current intelligent wearable devices and VRs.
The charged ions gathered on the surface of the alignment film in the display panel are not easy to be guided away, and the gathered charged ions form a built-in electric field in the panel, which is opposite to the direction of the electric field for normally driving liquid crystal molecules in the panel, so that the problems of residual images and image flicker drift are easily formed, and the image display quality is influenced.
Disclosure of Invention
In view of the above, the present invention provides a display panel and a display device to solve the problem in the prior art that the surface of the alignment film in the display panel is prone to gather charged ions.
In a first aspect, the present invention provides a display panel having a display area and a non-display area surrounding the display area, comprising: the liquid crystal display panel comprises a substrate base plate, a common electrode layer, a first passivation layer, a pixel electrode layer and an alignment film, wherein the common electrode layer is positioned on one side of the substrate base plate; the pixel electrode layer comprises a plurality of pixel electrodes which are arranged in an array mode along a first direction and a second direction, and the common electrode layer comprises a common electrode, wherein the first direction and the second direction are intersected; the first passivation layer comprises a plurality of first hollow parts, at least part of the common electrode is exposed by the first hollow parts, and the first hollow parts are all positioned in the display area; at least one first hollow part is arranged on one side of at least part of the pixel electrodes in the display area along the first direction; the alignment film is in contact with the common electrode through the first hollow part.
In a second aspect, the present invention provides a display device comprising the display panel provided by the present invention.
Compared with the prior art, the display panel and the display device provided by the invention at least realize the following beneficial effects:
the display panel provided by the invention comprises a substrate base plate, a common electrode layer, a first passivation layer, a pixel electrode layer and an alignment film which are sequentially arranged, wherein the common electrode layer comprises a common electrode, the first passivation layer comprises a plurality of first hollow parts, at least part of the common electrode is exposed by the first hollow parts, and the alignment film is in contact with the common electrode through the first hollow parts.
Of course, it is not necessary for any product in which the present invention is practiced to specifically achieve all of the above-described technical effects simultaneously.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a schematic plan view of a display panel according to the present invention;
FIG. 2 is a schematic cross-sectional view taken along A-A' of the display panel shown in FIG. 1;
FIG. 3 is a schematic cross-sectional view of the display panel shown in FIG. 1 along line B-B';
FIG. 4 is a schematic plane structure diagram of another display panel provided by the present invention;
FIG. 5 is a schematic cross-sectional view of the display panel shown in FIG. 4 along C-C';
FIG. 6 is a schematic diagram of a partial plan view of a display panel according to another embodiment of the present invention;
FIG. 7 is a schematic diagram of a partial plan view of another display panel provided in the present invention;
FIG. 8 is a schematic diagram of a partial plan view of a display panel according to another embodiment of the present invention;
FIG. 9 is a schematic plan view of a display device according to the present invention;
FIG. 10 is a schematic plan view of another display device provided in the present invention;
fig. 11 is a cross-sectional view of the display device of fig. 10 taken along D-D'.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Fig. 1 is a schematic plan view of a display panel according to the present invention, fig. 2 is a schematic cross-sectional view of the display panel shown in fig. 1 along a-a', and referring to fig. 1 and fig. 2, this embodiment provides a display panel having a display area AA and a non-display area NA surrounding the display area AA, including: the liquid crystal display panel comprises a substrate base plate 10, a common electrode layer 20, a first passivation layer 30, a pixel electrode layer 40 and an alignment film 50, wherein the common electrode layer 20 is positioned on one side of the substrate base plate 10, the first passivation layer 30 is positioned on one side of the common electrode layer 20 far away from the substrate base plate 10, the pixel electrode layer 40 is positioned on one side of the first passivation layer 30 far away from the common electrode layer 20, and the alignment film 50 is positioned on one side of the pixel electrode layer 40 far away from the first passivation layer 30;
the pixel electrode layer 40 includes a plurality of pixel electrodes 41 arranged in an array along a first direction X and a second direction Y, and the common electrode layer 20 includes a common electrode 21, wherein the first direction X intersects the second direction Y;
the first passivation layer 30 includes a plurality of first hollow portions 31, the first hollow portions 31 expose at least a portion of the common electrode 21, and the first hollow portions 31 are all located in the display area AA;
at least one first hollow part 31 is arranged on one side of at least part of the pixel electrode 41 in the display area AA along the first direction X;
the alignment film 50 is in contact with the common electrode 21 through the first hollow 31.
Specifically, the display panel provided in this embodiment includes a display area AA and a non-display area NA surrounding the display area AA, where the display area AA has a display function, and the non-display area NA may have structures such as circuit elements and traces, and does not have a display function.
The display panel provided by this embodiment includes a substrate 10, a common electrode layer 20, a first passivation layer 30, a pixel electrode layer 40, and an alignment film 50, which are sequentially disposed, where the common electrode layer 20 includes a common electrode 21, the first passivation layer 30 includes a plurality of first hollow portions 31, each of the first hollow portions 31 exposes at least a portion of the common electrode 21, and the alignment film 50 contacts the common electrode 21 through the first hollow portions 31, for example, the common electrode 21 may be a transparent conductive film, preferably ITO (Indium Tin Oxides) or IZO (Indium zinc Oxides), which has high conductivity, and charged ions on the surface of the alignment film 50 can be conducted away through the common electrode 21, so as to effectively prevent the charged ions from being collected on the surface of the alignment film 50, therefore, the problems of ghost shadow and flicker drift of pictures when the display panel displays are effectively solved, and the display effect of the display panel is improved.
In the display area AA, at least one first hollow portion 31 is disposed on one side of at least a portion of the pixel electrode 41 along the first direction X, and the disposition of the first hollow portion 31 does not affect the pixel electrode 41.
Fig. 3 is a schematic cross-sectional view of the display panel shown in fig. 1 along B-B', referring to fig. 1 and fig. 3, and optionally, at least one first hollow portion 31 is disposed between two adjacent pixel electrodes 41 at least partially arranged along the first direction X in the display area AA.
It should be noted that fig. 1 exemplarily shows that the first hollow portions 31 are disposed between two adjacent pixel electrodes 41 arranged along the first direction X in the display area AA of the display panel, and in other embodiments of the present invention, the first hollow portions 31 may be disposed according to actual production requirements.
Fig. 4 is a schematic plan view of another display panel provided in the present invention, and fig. 5 is a schematic cross-sectional view of the display panel shown in fig. 4 along C-C', referring to fig. 4 and fig. 5, optionally, the display panel further includes a second passivation layer 60 and a metal layer 70, and the metal layer 70 includes a plurality of touch lines 71 extending Y along a second direction;
the second passivation layer 60 is located on one side of the common electrode layer 20 close to the substrate base plate 10, and the metal layer 70 is located on one side of the second passivation layer 60 close to the substrate base plate 10;
the common electrode 21 includes a plurality of slits 22 extending in the second direction Y, the slits 22 exposing at least a portion of the touch line 71;
the second passivation layer 60 includes a plurality of second hollow portions 61, the second hollow portions 61 are all located in the display area AA, one notch 22 is disposed corresponding to at least one second hollow portion 61, the projections of the notch 22 and the corresponding second hollow portion 61 on the light-emitting surface of the display panel are overlapped, and the projections of the first hollow portion 31 and the second hollow portion 61 on the light-emitting surface of the display panel are overlapped;
the alignment film 50 contacts the touch line 71 through the first hollow portion 31 and the second hollow portion 61.
Specifically, with continuing reference to fig. 4 and fig. 5, the display panel further includes a second passivation layer 60 and a metal layer 70, the metal layer 70 includes a plurality of touch lines 71 extending along the second direction Y, the common electrode 21 includes a plurality of slits 22 extending along the second direction Y, the second passivation layer 60 is disposed with a plurality of second openings 61, one slit 22 is disposed corresponding to at least one second opening 61, and projections of the slit 22 and the corresponding second opening 61 on the light-emitting surface of the display panel overlap, the first opening 31 overlaps with the projection of the second opening 61 on the light-emitting surface of the display panel, since the slit 22 exposes at least a portion of the touch line 71, the alignment film 50 contacts the touch line 71 through the first opening 31 and the second opening 61, the touch line 71 is made of a metal material, has high conductivity, and the charged ions on the surface of the alignment film 50 can be guided away through the touch line 71, the charged ions are effectively prevented from being gathered on the surface of the alignment film 50, the problems of residual images and image flicker drift during display of the display panel are effectively solved, and the display effect of the display panel is improved.
With reference to fig. 1, optionally, the first hollow portion 31 extends along the second direction Y, and a first hollow portion 31 is disposed between two adjacent pixel electrodes 41 partially arranged along the first direction X;
the length of the first hollow portion 31 in the second direction Y is less than or equal to the length of the display area AA in the second direction Y.
It should be noted that, in fig. 1, it can be exemplarily shown that a first hollow portion 31 is disposed between two adjacent pixel electrodes 41 arranged in the display panel along the first direction X, the first hollow portion 31 extends along the second direction Y, and the length of the first hollow portion 31 in the second direction Y is less than or equal to the length of the pixel electrode 41 in the second direction Y.
Fig. 6 is a schematic partial plan view of another display panel according to the present invention, referring to fig. 6, optionally, at least two first hollow portions 31 are disposed between two adjacent pixel electrodes 41 at least partially arranged along the first direction X, and the first hollow portions 31 located between two adjacent pixel electrodes 41 arranged along the first direction X are arranged along the second direction Y.
Specifically, in the display area AA of the display panel provided in this embodiment, at least two first hollow portions 31 arranged along the second direction Y are disposed between at least two adjacent pixel electrodes 41 arranged along the first direction X, and the alignment film is in contact with the common electrode through the first hollow portions 31, so as to effectively increase the contact area between the alignment film and the common electrode, and further avoid the charged ions from being collected on the surface of the alignment film, thereby effectively solving the problems of image sticking and image flicker drift when the display panel displays, and improving the display effect of the display panel. And the first hollow parts 31 between two adjacent pixel electrodes 41 arranged along the first direction X are arranged along the second direction Y, the process is simple, and the improvement of the production efficiency is facilitated.
Optionally, a vertical projection pattern of the first hollow portion on the light exit surface of the display panel is at least one of a circle, a rectangle, or an ellipse.
It should be noted that fig. 6 exemplarily shows that three first hollow portions 31 arranged along the second direction Y are disposed between two adjacent pixel electrodes 41, a vertical projection pattern of the first hollow portions 31 on the light emitting surface of the display panel is circular, in other embodiments of the present invention, other numbers of first hollow portions 31 are disposed between two adjacent pixel electrodes 41, and a vertical projection pattern of the first hollow portions 31 on the light emitting surface of the display panel may also be rectangular, oval or other shapes, which is not described herein again.
With continued reference to fig. 4 and fig. 5, optionally, the width of the second hollow portion 61 in the first direction X is greater than or equal to the width of the touch line 71 in the first direction X.
Specifically, the alignment film 50 contacts the touch lines 71 through the first hollow portions 31 and the second hollow portions 61, when the width of the second hollow portions 61 in the first direction X is greater than or equal to the width of the touch lines 71 in the first direction X, and the width of the second hollow portions 61 in the first direction X is equal to the width of the touch lines 71 in the first direction X, the alignment film can contact the surface of one side of the touch lines away from the substrate, and when the width of the second hollow portions 61 in the first direction X is greater than the width of the touch lines 71 in the first direction X, the alignment film can also contact the side of the touch lines, so as to effectively increase the contact area between the alignment film 50 and the touch lines 71, so that the charged ions on the surface of the alignment film 50 can be guided away through the touch lines 71, further avoid the charged ions from collecting on the surface of the alignment film 50, and further solve the problems of image sticking and image drift when the display panel displays, the display effect of the display panel is improved.
Fig. 7 is a schematic partial plan view of another display panel provided by the present invention, referring to fig. 7, optionally, wherein the second hollow portions 61 extend along the second direction Y, and one notch 22 is disposed corresponding to at least one second hollow portion 61;
the length of the second hollow portion 61 in the second direction Y is less than or equal to the length of the display area AA in the second direction Y.
It should be noted that, in fig. 7, it can be exemplarily shown that one notch 22 in the display panel is disposed corresponding to a plurality of second hollow portions 61, and one second hollow portion 61 is disposed between two adjacent pixel electrodes 41 arranged along the first direction X, and the length of the second hollow portion 61 in the second direction Y is less than or equal to the length of the pixel electrode 41 in the second direction Y, in other embodiments of the present invention, the number of the second hollow portions 61 in the display panel corresponding to one notch 22 may be set according to actual production requirements, the length of the second hollow portion 61 in the second direction Y is greater than or equal to the length of the pixel electrode 41 in the second direction Y, and the length of the second hollow portion 61 in the second direction Y is less than or equal to the length of the display area AA in the second direction Y, which is not described herein again.
With reference to fig. 7, optionally, one second hollow portion 61 is disposed corresponding to one first hollow portion 31, and a vertical projection of the second hollow portion 61 on the light-emitting surface of the display panel is located within a vertical projection of the corresponding first hollow portion 31 on the light-emitting surface of the display panel.
Specifically, the alignment film is in contact with the touch lines through the first hollow portions 31 and the second hollow portions 61, the vertical projection of the second hollow portions 61 on the light emitting surface of the display panel is located in the vertical projection of the corresponding first hollow portions 31 on the light emitting surface of the display panel, the first hollow portions 31 are effectively prevented from influencing the contact area of the alignment film and the touch lines, the contact area of the alignment film and the touch lines is effectively increased, charged ions on the surface of the alignment film can be guided away through the touch lines, the charged ions are further prevented from being gathered on the surface of the alignment film, the problems of residual images and image flicker drift during display of the display panel are further solved, and the display effect of the display panel is improved.
Fig. 8 is a schematic partial plan view of another display panel according to the present invention, referring to fig. 8, optionally, wherein one first hollow portion 31 and at least two second hollow portions 61 are disposed correspondingly, and the second hollow portions 61 corresponding to the same first hollow portion 31 are arranged along the second direction Y.
It should be noted that fig. 8 exemplarily shows that one first hollow portion 31 and two second hollow portions 61 are correspondingly disposed, and a vertical projection pattern of the second hollow portion 61 on the light emitting surface of the display panel is rectangular, in other embodiments of the present invention, one first hollow portion 31 may also be correspondingly disposed with three or more second hollow portions 61, and a vertical projection pattern of the second hollow portion 61 on the light emitting surface of the display panel may also be circular, elliptical or in other shapes, which is not described herein again.
Based on the same inventive concept, embodiments of the present invention provide a display device including the display panel as described above.
Referring to fig. 9, fig. 9 is a schematic plan view of a display device according to the present invention. Fig. 9 provides a display device 1000 including the display panel 100 according to any of the above embodiments of the present invention. The embodiment of fig. 9 only takes a mobile phone as an example to describe the display device 1000, and it should be understood that the display device provided in the embodiment of the present invention may be other display devices with a display function, such as a computer, a television, a vehicle-mounted display device, and the present invention is not limited thereto. The display device provided in the embodiment of the present invention has the beneficial effects of the display panel provided in the embodiment of the present invention, and specific reference may be made to the specific description of the display panel in each of the above embodiments, which is not repeated herein.
Fig. 10 is a schematic plan view of another display device provided by the present invention, fig. 11 is a cross-sectional view of the display device shown in fig. 10 along D-D', referring to fig. 10 and fig. 11, optionally, the display device further includes a backlight module 200, and the display panel 100 is located on a light-emitting surface of the backlight module 200;
the backlight module 200 includes a light source assembly 210, the light source assembly 210 is located at one side of the periphery of the backlight module 200, and the light source assembly 210 extends along a first direction X;
the display area AA includes a first display area AA1 and a second display area AA2 arranged in the second direction Y, the first display area AA1 being located between the second display area AA2 and the light source assembly 210 in the second direction Y;
the first hollow portions 31 are located in the first display area AA 1.
Specifically, with continuing reference to fig. 10 and fig. 11, the display device provided in this embodiment includes a display panel 100 and a backlight module 200, the display panel 100 is located at a light-emitting surface of the backlight module 200, a light source assembly 210 is disposed at one side of the backlight module 200, the light source assembly 210 generates more heat when emitting light, because the first display area AA1 in the display panel 100 is located at an area close to the light source assembly 210, a portion of the alignment film 50 in the display panel 100 located in the first display area AA1 is susceptible to a problem of charged ion accumulation caused by heat, the first passivation layer 30 in the display panel 100 includes a plurality of first hollow portions 31, the first hollow portions 31 are all located in the first display area AA1, the first hollow portions 31 expose at least a portion of the common electrode 21, the alignment film 50 contacts the common electrode 21 through the first hollow portions 31, for example, the common electrode 21 may be a transparent conductive film, preferably, ITO or IZO has high conductivity, and the charged ions on the surface of the alignment film 50 located in the first display area AA1 can be conducted away through the common electrode 21, so as to effectively prevent the charged ions from being collected on the surface of the alignment film 50, thereby effectively solving the problems of image sticking and image flicker drift easily occurring in the first display area AA1 when the display panel displays, and improving the display effect of the display panel.
It should be noted that fig. 10 exemplarily shows the position relationship between the first display area AA1 and the second display area AA2 in the display panel 100, the area of the first display area AA1 and the area of the second display area AA2 are not specifically limited in this embodiment, and the area of the first display area AA1 and the area of the second display area AA2 may be set according to actual situations.
As can be seen from the above embodiments, the display panel and the display device provided by the present invention at least achieve the following beneficial effects:
the display panel provided by the invention comprises a substrate base plate, a common electrode layer, a first passivation layer, a pixel electrode layer and an alignment film which are sequentially arranged, wherein the common electrode layer comprises a common electrode, the first passivation layer comprises a plurality of first hollow parts, at least part of the common electrode is exposed by the first hollow parts, and the alignment film is in contact with the common electrode through the first hollow parts.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (10)
1. A display panel having a display area and a non-display area surrounding the display area, comprising:
the liquid crystal display panel comprises a substrate base plate, a common electrode layer, a first passivation layer, a pixel electrode layer, a metal layer, a second passivation layer and an alignment film, wherein the common electrode layer is positioned on one side of the substrate base plate, the second passivation layer is positioned on one side of the common electrode layer close to the substrate base plate, the metal layer is positioned on one side of the second passivation layer close to the substrate base plate, the first passivation layer is positioned on one side of the common electrode layer far away from the substrate base plate, the pixel electrode layer is positioned on one side of the first passivation layer far away from the common electrode layer, and the alignment film is positioned on one side of the pixel electrode layer far away from the first passivation layer;
the pixel electrode layer comprises a plurality of pixel electrodes which are arranged in an array along a first direction and a second direction, and the common electrode layer comprises a common electrode, wherein the first direction and the second direction are intersected;
the first passivation layer comprises a plurality of first hollow parts, at least part of the common electrode is exposed by the first hollow parts, and the first hollow parts are all positioned in the display area; the metal layer comprises a plurality of touch lines extending along the second direction, the common electrode comprises a plurality of notches extending along the second direction, and at least part of the touch lines are exposed by the notches; the second passivation layer comprises a plurality of second hollow parts, and the second hollow parts are all positioned in the display area;
at least one first hollow part is arranged on one side of at least part of the pixel electrodes in the display area along the first direction; the notch is arranged corresponding to at least one second hollow-out part, the projection of the notch and the projection of the corresponding second hollow-out part on the light-emitting surface of the display panel are overlapped, and the projection of the first hollow-out part and the projection of the second hollow-out part on the light-emitting surface of the display panel are overlapped;
the alignment film is in contact with the common electrode through the first hollow part, and the alignment film is in contact with the touch line through the first hollow part and the second hollow part; wherein a width of the second hollow portion in the first direction is greater than a width of the touch line in the first direction.
2. The display panel according to claim 1,
at least one first hollow-out part is arranged between two adjacent pixel electrodes at least partially arranged along the first direction in the display area.
3. The display panel according to claim 1,
the first hollow-out parts extend along the second direction, and one first hollow-out part is arranged between two adjacent pixel electrodes which are at least partially arranged along the first direction;
the length of the first hollow-out part in the second direction is smaller than or equal to the length of the display area in the second direction.
4. The display panel according to claim 1,
at least two first hollow parts are arranged between at least two adjacent pixel electrodes arranged along the first direction, and the first hollow parts positioned between two adjacent pixel electrodes arranged along the first direction are arranged along the second direction.
5. The display panel according to claim 4,
the vertical projection pattern of the first hollow-out part on the light-emitting surface of the display panel is at least one of a circle, a rectangle or an ellipse.
6. The display panel according to claim 1,
the second hollowed-out parts extend along the second direction, and one notch is arranged corresponding to at least one second hollowed-out part;
the length of the second hollow-out part in the second direction is smaller than or equal to the length of the display area in the second direction.
7. The display panel according to claim 6,
the second hollow parts and the first hollow parts are arranged correspondingly, and the vertical projection of the second hollow parts on the light-emitting surface of the display panel is positioned in the vertical projection of the corresponding first hollow parts on the light-emitting surface of the display panel.
8. The display panel according to claim 6,
the first hollow parts are arranged corresponding to the at least two second hollow parts, and the second hollow parts corresponding to the same first hollow parts are arranged along the second direction.
9. A display device comprising the display panel of any one of claims 1-8.
10. The display device according to claim 9, further comprising a backlight module, wherein the display panel is located at a light-emitting surface of the backlight module;
the backlight module comprises a light source assembly, the light source assembly is positioned on one side of the periphery of the backlight module, and the light source assembly extends along the first direction;
the display regions include a first display region and a second display region arranged along the second direction, and the first display region is located between the second display region and the light source assembly along the second direction;
the first hollow parts are all located in the first display area.
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| CN201910753040.6A CN110471223B (en) | 2019-08-15 | 2019-08-15 | Display panel and display device |
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| CN201910753040.6A CN110471223B (en) | 2019-08-15 | 2019-08-15 | Display panel and display device |
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| CN114609837B (en) * | 2022-02-25 | 2023-11-21 | 厦门天马微电子有限公司 | Display panel and display device |
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