CN111766736B

CN111766736B - Display panel and display device

Info

Publication number: CN111766736B
Application number: CN202010565398.9A
Authority: CN
Inventors: 金慧俊; 姜炜; 张劼
Original assignee: Shanghai AVIC Optoelectronics Co Ltd
Current assignee: Shanghai AVIC Optoelectronics Co Ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2023-04-18
Anticipated expiration: 2040-06-19
Also published as: CN111766736A

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 area comprises a first display area and a second display area, and the first display area at least partially surrounds the second display area; the display panel comprises a color film substrate and an array substrate which are oppositely arranged, wherein the color film substrate comprises: a first substrate; the organic light emitting layer is positioned on the first substrate and at least positioned in the first display area; the black matrix layer is positioned on one side, far away from the first substrate, of the organic light-emitting layer and comprises a plurality of first hollow parts; and at least part of the color resistor is filled in the first hollow part, and the color resistor is distributed in the first display area and the second display area. The user can light the organic light emitting layer that is located on various membrane base plate at the auto heterodyne stage, is favorable to promoting the user effect of autodyning under the dark surrounds.

Description

Display panel and display device

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 now to the 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.

In order to obtain a better forward-shot effect, a forward-shot flashlight is usually added to the front of the mobile phone, and the forward-shot flashlight has a wider light emergence angle and a stronger diffuse reflection effect than a backward-shot flashlight. However, with the pursuit of the market for the occupation of the mobile phone screen, the front face of the mobile phone has no place for placing the front flash, such as the current water drop screen, the blind hole screen, etc., the whole screen only has a small area reserved for the camera, and no redundant space is provided for placing the front flash, etc. Without the front flash, the end user would have to endure the problems of dark autodyne photos, large noise and the like in the dark, which seriously affects the autodyne effect of the user in the dark.

Disclosure of Invention

In view of this, the invention provides a display panel and a display device, in which an organic light emitting layer is introduced on a color film substrate, and in a self-photographing stage in a dark environment, the organic light emitting layer emits bright light to illuminate a self-photographing user, so that the problems of dark self-photographing picture and large noise in the dark environment are avoided, and the self-photographing effect of the user in the dark environment is favorably improved.

In a first aspect, the present application provides a display panel provided with a display area and a non-display area surrounding the display area, wherein the display area includes a first display area and a second display area, and the first display area at least partially surrounds the second display area; the display panel comprises a color film substrate and an array substrate which are oppositely arranged, wherein,

the color film substrate comprises:

a first substrate;

the organic light emitting layer is positioned on the first substrate and at least positioned in the first display area;

the black matrix layer is positioned on one side of the organic light-emitting layer, which is far away from the first substrate, and comprises a plurality of first hollow parts;

and at least part of the color resistor is filled in the first hollow part, and the color resistor is distributed in the first display area and the second display area.

In a second aspect, the present application further provides a display device including the display panel provided by the present application.

Compared with the prior art, the display panel and the display device provided by the invention at least realize the following beneficial effects:

in the display panel and the display device provided by the application, the display area comprises a first display area and a second display area, wherein the first display area at least partially surrounds the second display area; the color film substrate comprises a first substrate, a black matrix layer and a color resistance layer, and an organic light-emitting layer is introduced, wherein the organic light-emitting layer is at least positioned in a first display area; the color resistance layer is distributed in the first display area and the second display area. In the conventional display stage, the area where the color resistance layer is located, the first display area and the second display area normally display pictures; at the auto heterodyne stage under the dark surrounds, organic luminescent layer will send the light and illuminate the auto heterodyne user, and the second display area is used for showing the picture of shooing, so, the light that organic luminescent layer sent is favorable to avoiding under the dark surrounds auto heterodyne photo darkening, the big problem of noise, consequently is favorable to promoting the user at the auto heterodyne effect under the dark surrounds, promotes user's the experience effect of auto heterodyne.

Of course, it is not necessary for any product in which the present invention is practiced to 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 top view of a display panel according to an embodiment of the present disclosure;

FIG. 2 is an AA' cross-sectional view of the display panel of FIG. 1;

FIG. 3 is a cross-sectional view of a BB' of the color filter substrate of the display panel of FIG. 1;

fig. 4 is a CC' cross-sectional view of a color filter substrate in the display panel of fig. 1;

fig. 5 is a cross-sectional view of another CC' of the color filter substrate in the display panel of fig. 1;

fig. 6 is a cross-sectional view of another CC' of the color filter substrate in the display panel of fig. 1;

fig. 7 is a cross-sectional view of another CC' of the color filter substrate in the display panel of fig. 1;

fig. 8 is a cross-sectional view of another BB' of the color filter substrate in the display panel of fig. 1;

FIG. 9 is a diagram illustrating a relative position of the light-emitting material layer and the first and second vias;

FIG. 10 is a diagram illustrating a relative position relationship between the first electrode layer and the first and second via holes

FIG. 11 is a diagram illustrating a relative position of the second electrode layer with the first via and the second via;

FIG. 12 is a diagram illustrating another relative position relationship between the light-emitting material layer and the first and second vias;

FIG. 13 is a diagram illustrating another relative position relationship between the first electrode layer and the first and second vias;

FIG. 14 is a diagram illustrating another relative position relationship between the second electrode layer and the first and second vias;

fig. 15 is another BB' cross-sectional view of the color filter substrate in the display panel of fig. 1;

FIG. 16 is a diagram illustrating another relative position relationship between the light-emitting material layer and the first and second vias;

FIG. 17 is a diagram illustrating another relative position relationship between the first electrode layer and the first and second vias;

FIG. 18 is a diagram illustrating another relative position relationship between the second electrode layer and the first and second vias;

FIG. 19 is a diagram illustrating another relative position of the light-emitting material layer with the first via and the second via;

FIG. 20 is a diagram illustrating another relative position relationship between the first electrode layer and the first and second vias;

FIG. 21 is a diagram illustrating another relative position relationship between the second electrode layer and the first and second vias;

fig. 22 is a schematic layout diagram of first via holes and second via holes in a display panel according to an embodiment of the present application;

fig. 23 is a schematic view illustrating another arrangement of first via holes and second via holes in a display panel according to an embodiment of the present application;

fig. 24 is a schematic view illustrating another arrangement of first vias and second vias in a display panel according to an embodiment of the present application;

fig. 25 is a schematic view illustrating another arrangement of first vias and second vias in a display panel according to an embodiment of the present application;

fig. 26 is a schematic view of conductive pads disposed on a color filter substrate and an array substrate in a display panel according to an embodiment of the present disclosure;

fig. 27 is a structural diagram of a display device according to an embodiment of the present application.

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 one 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 top view of a display panel according to an embodiment of the present disclosure, fig. 2 is an AA 'cross-sectional view of the display panel in fig. 1, fig. 3 is a BB' cross-sectional view of a color filter substrate in the display panel in fig. 1, please refer to fig. 1 to 3, the present disclosure provides a display panel 100, which is provided with a display area 10 and a non-display area 20 surrounding the display area 10, the display area 10 includes a first display area 11 and a second display area 12, and the first display area 11 at least partially surrounds the second display area 12; the display panel 100 includes a color filter substrate 30 and an array substrate 40, which are oppositely disposed, wherein,

the color filter substrate 30 includes:

a first substrate 31;

an organic light emitting layer 32 on the first substrate 31, and the organic light emitting layer 32 is at least located in the first display region 11;

a black matrix layer 33 located on the side of the organic light emitting layer 32 away from the first substrate 31, wherein the black matrix layer 33 includes a plurality of first hollow parts (corresponding to the positions where the color resistors 34 are disposed);

at least part of the color resistor 34 is filled in the first hollow part, and the color resistor 34 is distributed in the first display area 11 and the second display area 12.

It should be noted that fig. 1 only shows a relative position relationship diagram of the first display area 11 and the second display area 12 in the display panel 100, in this embodiment, the first display area 11 surrounds the second display area 12, the second display area 12 is rectangular, the first display area 11 is in a ring structure, in some other embodiments of the present application, the first display area 11 may also semi-surround the second display area 12, and the shapes of the first display area 11 and the second display area 12 may also be set to be other, in addition, fig. 1 also only defines a relative position relationship between the first display area 11 and the second display area 12, and does not represent actual sizes of the first display area 11 and the second display area 12, in fact, the shapes and sizes of the first display area 11 and the second display area 12 may be flexibly set according to actual situations, and this application is not particularly limited thereto. In practical application, the first display area 11 can be embodied as an annular frame as shown in fig. 1, for example, the width of the annular frame can be set to be greater than 0 and less than or equal to 1cm, so that in a self-photographing stage, the light emitted by the organic light emitting layer in the first display area can provide light required by self-photographing for a self-photographing user, and meanwhile, too much space of the whole display area cannot be occupied, so that the second display area has enough space to present a self-photographing picture, thereby being beneficial to improving the self-photographing experience effect of the user. It should be further noted that the organic light emitting layer provided by the present application may be extended to the non-display area besides being disposed in the first display area, so as to increase the area of the organic light emitting layer on the display panel and increase the light supplement brightness during the self-photographing stage.

Fig. 2 only illustrates the array substrate 40 and the color filter substrate 30 which are oppositely arranged, and does not represent actual film structures of the array substrate 40 and the color filter substrate 30. Optionally, the array substrate 40 includes a driving function layer, a plurality of thin film transistors are disposed on the driving function layer, and a specific film structure of the array substrate 40 may refer to a film structure of the array substrate 40 in the prior art, which is not specifically limited in this application. The specific film structure of the color filter substrate 30 will be described in detail in the following drawings and text.

In the film structure of the color filter substrate 30 shown in fig. 3, an organic light emitting layer 32 is introduced on the first substrate 31, and the organic light emitting layer 32 is at least disposed in the first display region 11; the color filter substrate 30 further includes a black matrix layer 33 disposed on one side of the organic light emitting layer 32 away from the first substrate 31, first hollow portions disposed on the black matrix layer 33 penetrate through the black matrix layer 33 along a direction perpendicular to the first substrate 31, color resistors 34 are filled in the first hollow portions, the color resistors 34 at least include red color resistors, green color resistors, and blue color resistors, and the color resistors 34 are distributed in the whole display area 10, that is, the color resistors 34 are disposed in the first display area 11 and the second display area 12. Under normal display state, first display area 11 and the normal display picture of second display area 12, autodyne stage under the dark surrounds, the organic luminescent layer 32 that is located first display area 11 at least will send the light and illuminate the auto heterodyne user, second display area 12 is used for showing the picture of shooing, thus, the light that organic luminescent layer 32 sent provides required light when autodyne under the dark surrounds for the user of auto heterodyne, thereby be favorable to avoiding autodyne photo under the dark surrounds to darken, the problem that the noise is big partially, consequently, be favorable to promoting the user autodyne effect under the dark surrounds, and then be favorable to promoting user's the autodyne experience effect.

In an alternative embodiment of the present invention, with continuing reference to fig. 3, the organic light emitting layer 32 includes a light emitting material layer 43, a first electrode layer 41 and a second electrode layer 42, and the orthographic projection of the light emitting material layer 43, the first electrode layer 41 and the second electrode layer 42 on the first substrate 31 does not overlap with the color resistor 34;

in a direction perpendicular to the first substrate 31, the first electrode layer 41 and the second electrode layer 42 are respectively located on two sides of the light emitting material layer 43, and the first electrode layer 41 is located on a side of the light emitting material layer 43 facing the first substrate 31.

Specifically, with continued reference to fig. 3, the organic light emitting layer 32 introduced on the color filter substrate 30 of the present application includes a light emitting material layer 43 and a first electrode layer 41 and a second electrode layer 42 respectively located on the light emitting material layer 43, and when different voltages are provided to the first electrode layer 41 and the second electrode layer 42, a current flows from the first electrode layer 41 to the second electrode layer 42, so that a current flows through the light emitting material layer 43, and the light emitting material layer 43 emits light. When the display panel 100 includes the color filter substrate 30 and the array substrate 40, the polarizer 50 is disposed on a side of the color filter substrate 30 away from the array substrate 40, that is, the polarizer 50 is disposed on a side of the first substrate 31 away from the array substrate 40, and when the light-emitting material layer 43 emits light, the light emitted therefrom is diffusely reflected by the polarizer 50, so that the light emitted from the light-emitting material can be considered as soft light. Thus, when a self-timer is taken in a dark environment, the organic light emitting layer 32 will provide a soft light to the user to improve the self-timer effect of the user in the dark environment. Alternatively, when the organic light emitting layer 32 in the first display area 11 emits light, the pixels in the first display area 11 may display white, so as to increase the brightness of the light provided by the first display area 11 to the self-timer user, thereby further improving the self-timer effect of the user in a dark environment. In a direction perpendicular to the first substrate 31, a light-transmitting layer, such as an OC glue layer, may be filled between the color resist 34 and the first substrate 31 to prevent the introduction of the organic light-emitting layer 32 from affecting the light-transmitting property of the color filter substrate.

In an optional embodiment of the present invention, fig. 4 is a CC' cross-sectional view of a color filter substrate 30 in the display panel 100 of fig. 1, where the color filter substrate 30 provided in this application further includes a first metal trace 51 and a second metal trace 52, the first metal trace 51 is electrically connected to the first electrode layer 41, and the second metal trace 52 is electrically connected to the second electrode layer 42.

Specifically, please refer to fig. 1 and fig. 4, in the present application, a first metal trace 51 and a second metal trace 52 are introduced on the color filter substrate 30, and the first metal trace 51 and the second metal trace 52 may be disposed in the non-display area 20. Usually, a bonding area is set in the non-display area 20 corresponding to the array substrate 40, the bonding area is bonded with a control chip, the first metal trace 51 and the second metal trace 52 electrically connected to the first electrode layer 41 and the second electrode layer 42 can extend in the non-display area 20 corresponding to the color film substrate 30 and extend to one side of the color film substrate 30 close to the bonding area, and then form an electrical connection with the control chip of the bonding area, and at a self-timer stage in a dark environment, different voltage signals can be provided to the first metal trace 51 and the second metal trace 52 through the control chip, and then the voltage signals are transmitted to the first electrode layer 41 and the second electrode layer 42, so that the organic light emitting layer 32 emits light. According to the scheme, the two metal wires are introduced into the display panel 100 to control the organic light emitting layer 32 to emit light, so that the structure is simple, and the manufacturing process after the organic light emitting layer 32 is introduced on the color film substrate 30 is facilitated to be simplified.

In an alternative embodiment of the present invention, referring to fig. 4, the first metal trace 51 is located on a side of the first electrode layer 41 close to the first substrate 31, and the first electrode layer 41 directly contacts with the first metal trace 51 and covers at least a portion of a surface of the first metal trace 51 away from the first substrate 31;

alternatively, referring to fig. 5, the first metal trace 51 is located between the first electrode layer 41 and the light emitting material layer 43, and the first metal trace 51 is directly contacted with the first electrode layer 41, wherein fig. 5 is another CC' cross-sectional view of the color film substrate 30 in the display panel 100 of fig. 1.

Specifically, referring to fig. 4, after a first metal trace 51 electrically connected to the first electrode layer 41 is introduced on the color filter substrate 30, the first metal trace 51 may be disposed between the first electrode layer 41 and the first substrate 31, for example, referring to fig. 4, at this time, the first electrode layer 41 may at least partially cover a surface of the first metal trace 51 away from the first substrate 31, since the first electrode layer 41 belongs to the conductive layer, the first metal trace 51 also belongs to the conductive layer, and when the first electrode layer 41 covers at least a part of the first metal trace 51, the first metal trace 51 and the first electrode layer 41 are directly electrically connected. Optionally, the first electrode layer 41 may cover the surface of the first metal trace 51 away from the first substrate 31, and the first electrode layer 41 and the first substrate 31 jointly cover the first metal trace 51, which is favorable for increasing the contact area between the first electrode layer 41 and the first metal trace 51, so as to be favorable for improving the reliability of the electrical connection between the first electrode layer 41 and the first metal trace 51.

In other embodiments of the present invention, referring to fig. 5, the first metal trace 51 is disposed on the surface of the first electrode layer 41 away from the first substrate 31, that is, disposed between the first electrode layer 41 and the light emitting material layer 43, and at this time, the first metal trace 51 and the first electrode layer 41 are also in direct contact to form an electrical connection, in this way, it is also not necessary to utilize a complicated process to implement the electrical connection between the first metal trace 51 and the first electrode layer 41, which is also beneficial to simplify the production process of the display panel 100 after the organic light emitting layer 32 is introduced into the color filter substrate 30.

In an alternative embodiment of the present invention, please refer to fig. 6, wherein fig. 6 is another CC' cross-sectional view of the color film substrate 30 in the display panel 100 of fig. 1, the second electrode layer 42 includes a first extending portion 421, and an orthographic projection of the first extending portion 421 on the first substrate 31 does not overlap with the luminescent material layer 43;

referring to fig. 4 and fig. 5, the second metal trace 52 is located on a side of the second electrode layer 42 close to the first substrate 31, and the first extending portion 421 covers at least a portion of a surface of the second metal trace 52 away from the first substrate 31.

Specifically, with continuing reference to fig. 4 and fig. 5, the second metal trace 52 provided in the present application may be disposed on a side of the second electrode layer 42 close to the first substrate 31, and the first extending portion 421 in the second electrode layer 42 covers at least a portion of a surface of the second metal trace 52 away from the first substrate 31, so that the first extending portion 421 and the second metal trace 52 are directly contacted to form an electrical connection. Optionally, the first extending portion 421 can also completely cover the surface of the second metal trace 52 away from the first substrate 31, so that the contact area between the first extending portion 421 and the second metal trace 52 can be effectively increased, and thus, the reliability of the electrical connection between the second electrode layer 42 and the second metal trace 52 can be improved. In addition, referring to fig. 4, when the second metal trace 52 is disposed on the side of the second electrode layer 42 close to the first substrate 31, the first metal trace 51 and the second metal trace 52 may be disposed at the same layer, that is, the first metal trace 51 and the second metal trace 52 may be fabricated in the same metal process, and separate processes do not need to be introduced into the first metal trace 51 and the second metal trace 52, which is beneficial to simplifying the production process of the display panel 100 and improving the production efficiency of the display panel 100.

In some other embodiments, referring to fig. 6, the second metal trace 52 may also be disposed between the first electrode layer 41 and the black matrix layer 33, a surface of the second metal trace 52 away from the first substrate 31 is covered by the first extending portion 421, a surface of the second metal trace 52 facing the first substrate 31 is electrically connected to the auxiliary electrode 410, and the auxiliary electrode 410 is also electrically connected to the second electrode layer 42, which is equivalent to increasing a contact area between the second electrode layer 42 and the second metal trace 52, so as to be beneficial to further improving reliability of electrical connection between the first extending portion 421 and the second metal trace 52, and further beneficial to improving reliability of electrical connection between the second electrode layer 42 and the second metal trace 52. It should be noted that the auxiliary electrode 410 in fig. 6 is not connected to the first electrode layer 41, and the auxiliary electrode 410 may be fabricated on the same layer as the first electrode layer 41.

In an alternative embodiment of the invention, fig. 7 is a cross-sectional view of another CC' of the color film substrate 30 in the display panel 100 of fig. 1, where the first metal trace 51 and the second metal trace 52 are located on a side of the black matrix layer 33 away from the first substrate 31, the first metal trace 51 is electrically connected to the first electrode layer 41 through the first via K1, and the second metal trace 52 is electrically connected to the second electrode layer 42 through the second via K2.

Specifically, fig. 7 shows another connection relationship between the first metal trace 51/the second metal trace 52 and the first electrode layer 41/the second electrode layer 42, in this embodiment, the first metal trace 51 and the second metal trace 52 are disposed on a side of the black matrix layer 33 away from the first substrate 31, the first metal trace 51 is electrically connected to the first electrode layer 41 through the first via K1, and the second metal trace 52 is electrically connected to the second electrode layer 42 through the second via K2. Since the light emitting surface of the color filter substrate 30 is on the side of the black matrix facing the first substrate 31, when the first metal trace 51 and the second metal trace 52 are disposed on the side of the black matrix layer 33 away from the first substrate 31, the black matrix layer 33 can shield the first metal trace 51 and the second metal trace 52, so as to prevent the first metal trace 51 and the second metal trace 52 from reflecting light, which affects the display effect and the illumination effect of the display panel 100.

In an alternative embodiment of the present invention, please continue to refer to fig. 7, the first electrode layer 41 includes a second extension portion 412, the orthographic projection of the second extension portion 412 on the first substrate 31 does not overlap with the light emitting material layer 43, and the surface of the second extension portion 412 away from the first substrate 31 is covered by the black matrix layer 33; along a direction perpendicular to the first substrate 31, the first via hole K1 and the second via hole K2 respectively penetrate through the black matrix layer 33, and the second extending portion 412 in the first electrode layer 41 is electrically connected to the first metal trace 51 through the first via hole K1.

Specifically, with reference to fig. 7, the first electrode layer 41 includes a second extending portion 412, the second extending portion 412 and the second electrode layer 42 do not overlap in the orthographic projection of the first substrate 31, the first via hole K1 and the second via hole K2 respectively penetrate through the black matrix layer 33, and the first metal trace 51 is electrically connected to the second extending portion 412 in the first electrode layer 41 through the first via hole K1, so as to electrically connect to the first electrode layer 41. After the second extending portion 412 is introduced into the first electrode layer 41, the space for providing electrical connection between the first electrode layer 41 and the first metal trace 51 is provided, so that the difficulty of electrical connection between the first electrode layer 41 and the first metal trace 51 is simplified.

In an alternative embodiment of the present invention, shown in fig. 8 is another BB' cross-sectional view of the color film substrate 30 in the display panel 100 of fig. 1, the light-emitting material layer 43 comprises at least two light-emitting portions 431 that are not connected to each other, and at least part of the adjacent light-emitting portions 431 are separated by the first insulating layer 81; the second electrode layer 42 is overlapped with the orthographic projection of the light emitting part 431 on the first substrate 31, the orthographic projection of the light emitting part 431 on the first substrate 31 is positioned in the orthographic projection range of the first electrode layer 41 on the first substrate 31, and the orthographic projection of the first electrode layer 41 on the first substrate 31 is overlapped with the orthographic projection of the first insulating layer 81;

the first via hole K1 penetrates the black matrix layer 33 and the first insulating layer 81, and the second via hole K2 penetrates the black matrix layer 33 in a direction perpendicular to the first substrate 31.

Specifically, fig. 8 shows that a first via K1 for connecting the first metal trace 51 and the first electrode layer 41, and a second via K2 for connecting the second metal trace 52 and the second electrode layer 42 are at least partially disposed in the display region 10, for example, see fig. 9-10, fig. 9 shows a relative position relationship diagram of the luminescent material layer 43 and the first via K1 and the second via K2, fig. 10 shows a relative position relationship diagram of the first electrode layer 41 and the first via K1 and the second via K2, fig. 11 shows a relative position relationship diagram of the second electrode layer 42 and the first via K1 and the second via K2, the color resists 34 on the color film substrate 30 form a plurality of color resist rows and a plurality of color resist columns, and generally, a pitch between adjacent color resist rows is greater than a pitch between at least a portion of adjacent color resist rows, so that the luminescent material layer 43 can be disposed in the portion between adjacent color resist rows, and introduction of the pitch of the organic luminescent material layer 43 into the corresponding pixels 34 of the display region 11 of the display panel 100 can be avoided. When the first and second via holes K1 and K2 are disposed in the display area, all of the first via holes K1 may be electrically connected and electrically connected to an external driving circuit through a metal wire, and all of the second via holes K2 may be electrically connected and electrically connected to an external driving circuit through a metal wire.

In this embodiment, the light emitting material layer 43 is divided into a plurality of light emitting portions 431 that are not connected to each other, and along a direction parallel to the first substrate 31, a region between two adjacent light emitting portions 431 is separated by a first insulating layer 81, where the first insulating layer 81 may be, for example, a black matrix layer 33, but may also be another insulating material, which is not particularly limited in this application. The first via hole K1 penetrates through the black matrix layer 33 and the first insulating layer 81, so that the first metal trace 51 and the first electrode layer 41 are electrically connected; the second via hole K2 exposes the second electrode layer 42, so that the second metal trace 52 and the second electrode layer 42 form an electrical connection. In addition, in this embodiment, the first metal trace 51 and the second metal trace 52 are both disposed on a side of the black matrix layer 33 away from the first substrate 31, that is, on a side of the black matrix layer 33 away from the light emitting surface of the display panel 100, so that the black matrix layer 33 can effectively shield the metal traces, and the first metal trace 51 and the second metal trace 52 are prevented from reflecting light to affect the normal display effect of the display panel 100.

Of course, the cross-sectional structure of the color filter substrate 30 shown in fig. 8 is also applicable to another arrangement manner of the first electrode layer 41, the second electrode layer 42 and the light-emitting material layer 43 on the first substrate 31, for example, please refer to fig. 12 to 14, fig. 12 is another relative position relationship diagram of the light-emitting material layer 43 and the first and second via holes K1 and K2, fig. 13 is another relative position relationship diagram of the first electrode layer 41 and the first and second via holes K1 and K2, and fig. 14 is another relative position relationship diagram of the second electrode layer 42 and the first and second via holes K1 and K2. It is assumed that a plurality of pixel units are arranged in a color resist row along a row direction, one pixel unit corresponds to 3 color resists 34 with different colors, and in the same color resist row, the distance between two adjacent pixel units is greater than the distance between adjacent color resists 34 in the same pixel unit, so that the light-emitting material layer 43 in the embodiment is partially arranged between the adjacent pixel units besides between the adjacent color resist rows, and thus, the space on the color film substrate 30 is reasonably utilized while the aperture ratio of the display panel 100 is not affected, and the area of the orthographic projection of the light-emitting material layer 43 on the plane where the first substrate 31 is located is increased, thereby being beneficial to enhancing the light-emitting area and the light-emitting brightness of the light-emitting material layer 43 in a self-photographing stage under a dark environment, and being more beneficial to enhancing the self-photographing effect. It should be noted that, when the light emitting material layer 43 is disposed between adjacent color barrier rows and at least a part of adjacent pixel units, for example, as shown in fig. 12, the shape of the orthographic projection of the second electrode layer 42 and the first electrode layer 41 on the plane of the first substrate 31 will change accordingly, that is, the light emitting material layer will also be disposed between adjacent color barrier rows and at least a part of corresponding adjacent pixel units, for example, as shown in fig. 13 and fig. 14.

In an alternative embodiment of the present invention, shown in fig. 15 is another BB' cross-sectional view of the color film substrate 30 in the display panel 100 of fig. 1, the light-emitting material layer 43 includes a plurality of light-emitting portions 431 that are not connected to each other, and at least part of the adjacent light-emitting portions 431 are separated by the second insulating layer 82; the orthographic projection of the light emitting portion 431 on the first substrate 31 is positioned in the orthographic projection range of the first electrode layer 41 on the first substrate 31, and is positioned in the orthographic projection range of the second electrode layer 42 on the first substrate 31; the orthographic projections of the first electrode layer 41 and the second electrode layer 42 on the first substrate 31 are at least partially non-overlapping;

the first via hole K1 penetrates the black matrix layer 33 and the second insulating layer 82 in a direction perpendicular to the first substrate 31, and the second via hole K2 penetrates at least the black matrix layer 33 in the direction perpendicular to the first substrate 31.

Specifically, fig. 15 shows that a first via K1 for connecting the first metal trace 51 and the first electrode layer 41 and a second via K2 for connecting the second metal trace 52 and the second electrode layer 42 are at least partially disposed in the display region 10, for example, please refer to fig. 16-18, fig. 16 shows another relative position relationship diagram of the light emitting material layer 43 and the first via K1 and the second via K2, fig. 17 shows another relative position relationship diagram of the first electrode layer 41 and the first via K1 and the second via K2, fig. 18 shows another relative position relationship diagram of the second electrode layer 42 and the first via K1 and the second via K2, the color resists 34 on the color film substrate 30 form a plurality of color resist rows and a plurality of color resist columns, and generally, a spacing between adjacent color resist rows is greater than a spacing between at least a portion of adjacent color resist columns, so that the light emitting material layer 43 can be disposed in a spacing between adjacent color resist rows to avoid introducing the organic light emitting material layer 43 into a corresponding to the color resist panel 34 of the display region 11.

In this embodiment, referring to fig. 15 to fig. 18, in the interval between the adjacent color group rows, the light emitting portions 431 and the via holes are alternately arranged, at least part of the orthographic projections of the first electrode layer 41 and the second electrode layer 42 on the first substrate 31 are not overlapped, and the first via hole K1 and the second via hole K2 are disposed in the non-overlapped region, so that, in the non-overlapped region, the first metal trace 51 and the first electrode layer 41 can be electrically connected through the first via hole K1, and the second metal trace 52 and the second electrode layer 42 can be electrically connected through the second via hole K2, and the first metal trace 51 and the second metal trace 52 can be disposed on the same layer, that is, the first metal trace 51 and the second metal trace 52 can be fabricated in the same process, and different film layer structures do not need to be respectively introduced into the first metal trace 51 and the second metal trace 52, which is beneficial to simplifying the film layer structure of the display panel 100, and also beneficial to simplifying the fabrication process of the display panel 100, and improving the production efficiency. It should be further noted that, in this embodiment, the first metal trace 51 and the second metal trace 52 are also located on a side of the black matrix layer 33 away from the first substrate 31, that is, on a side of the black matrix layer 33 away from the light emitting surface of the display panel 100, so that the black matrix layer 33 can shield the first metal trace 51 and the second metal trace 52, and the first metal trace 51 and the second metal trace 52 are prevented from reflecting light to affect the normal display of the display panel 100.

Of course, the cross-sectional structure of the color filter substrate 30 shown in fig. 15 is also applicable to another arrangement manner of the first electrode layer 41, the second electrode layer 42 and the light-emitting material layer 43 on the first substrate 31, for example, please refer to fig. 19 to 21, fig. 19 is another relative position relationship diagram of the light-emitting material layer 43 and the first and second via holes K1 and K2, fig. 20 is another relative position relationship diagram of the first electrode layer 41 and the first and second via holes K1 and K2, and fig. 21 is another relative position relationship diagram of the second electrode layer 42 and the first and second via holes K1 and K2. In the color resist row, a plurality of pixel units are arranged along the row direction, one pixel unit corresponds to 3 color resists 34 with different colors, and in the same color resist row, the distance between two adjacent pixel units is greater than the distance between two adjacent color resists 34 in the same pixel unit, so that the light-emitting material layer 43 in the embodiment is arranged between the adjacent color resist rows, and part of the light-emitting material layer is arranged between the adjacent pixel units, thus, the space on the color film substrate 30 is reasonably utilized while the aperture ratio of the display panel 100 is not influenced, and the orthographic projection area of the light-emitting material layer 43 on the plane of the first substrate 31 is increased, thereby being beneficial to enhancing the light-emitting area and the light-emitting brightness of the light-emitting material layer 43 in the self-photographing stage under the dark environment, and being more beneficial to improving the self-photographing effect. It should be noted that, when the light emitting material layer 43 is disposed between adjacent color resist rows and at least a part of adjacent pixel units, for example, as shown in fig. 19, the orthogonal projection shapes of the second electrode layer 42 and the first electrode layer 41 on the plane of the first substrate 31 will change accordingly, that is, the light emitting material layer is also disposed between adjacent color resist rows and at least a part of corresponding adjacent pixel units, for example, as shown in fig. 20 and 21.

In the above embodiments, when the first via holes K1 and the second via holes K2 are disposed in the display region, all the first via holes K1 may be electrically connected to an external driving circuit through a metal wire, and all the second via holes K2 may be electrically connected to an external driving circuit through a metal wire.

In an optional embodiment of the present invention, fig. 22 is a schematic diagram illustrating an arrangement of first via holes K1 and second via holes K2 in the display panel 100 according to an embodiment of the present application, where the first via holes K1 form a plurality of first via hole rows, the second via holes K2 form a plurality of second via hole rows, the first via holes K1 in the first via hole rows are arranged along a first direction X, the second via holes K2 in the second via hole rows are arranged along the first direction X, and the first via hole rows and the second via hole rows are alternately arranged along a second direction Y; wherein the first direction X and the second direction Y intersect;

the first via holes K1 in the same first via hole row are electrically connected to the same first metal trace 51, and each first metal trace 51 is electrically connected to the same first bus 61; the second vias K2 in the same second via row are electrically connected to the same second metal trace 52, and each second metal trace 52 is electrically connected to the same second bus 62.

Specifically, please refer to fig. 22, first via holes K1 formed in the first via holes K1 and second via holes K2 formed in the second via holes K2 are alternately arranged, each first via hole K1 in the first via holes is electrically connected to the same first metal trace 51, each second via hole K2 in the second via holes is electrically connected to the same second metal trace 52, so that a plurality of first metal traces 51 and a plurality of second metal traces 52 are formed on the color filter substrate 30, extending along the first direction X and arranged along the second direction Y, so that the first electrode layer 41 is connected in parallel with the plurality of first metal traces 51, and the second electrode layer 42 is connected in parallel with the plurality of second metal traces 52. Optionally, in the display panel 100 provided in the present application, the first via holes K1 and the second via holes K2 are uniformly arranged in the orthographic projection of the first substrate 31, that is, the distance between any two adjacent via holes along the row direction and the column direction is equal, and further, optionally, the number of the first via holes K1 is equal to the number of the second via holes K2, the number of the first metal traces 51 electrically connected to the first electrode layer 41 is also equal to the number of the second metal traces 52 electrically connected to the second electrode layer 42, so that the total resistance of the first metal traces 51 connected in parallel to the first electrode layer 41 is equal to the total resistance of the second metal traces 52 connected in parallel to the second electrode layer 42, and the resistances of the first electrode layer 41 and the second electrode layer 42 reduced by the parallel connection of the first metal traces 51 and the second metal traces 52 are equal to each other.

In an optional embodiment of the invention, fig. 23 is a schematic view illustrating another arrangement of first via holes K1 and second via holes K2 in the display panel 100 according to the embodiment of the present application, where the first via holes K1 form a plurality of first via hole columns, the second via holes K2 form a plurality of second via hole columns, and the first via hole columns and the second via hole columns are alternately arranged along the first direction X; each first via hole K1 in the same first via hole row is arranged along the second direction Y and electrically connected to the same first metal trace 51, and each second via hole K2 in the same second via hole row is arranged along the second direction Y and electrically connected to the same second metal trace 52, wherein the first direction X intersects the second direction Y.

Specifically, please refer to fig. 23, the first via holes K1 provided in the present application form a plurality of first via hole rows, and each of the first via holes K1 in the same first via hole row is electrically connected to the same first metal trace 51; the second via holes K2 form a plurality of second via hole rows, and each second via hole K2 in the same second via hole row is electrically connected to the same second metal trace 52; along the first direction X, the first via rows and the second via rows are alternately arranged, and the first metal traces 51 and the second metal traces 52 are alternately arranged. Thus, a plurality of first via holes K1 are introduced to realize the electrical connection between the first electrode layer 41 and the plurality of first metal traces 51; meanwhile, a plurality of second via holes K2 are introduced to realize the electrical connection between the second electrode layer 42 and the plurality of second metal wires 52, so that the resistance of the first electrode layer 41 can be effectively reduced by connecting the plurality of first metal wires 51 to the first electrode layer 41 in parallel, and the resistance of the second electrode layer 42 can be effectively reduced by connecting the plurality of second metal wires 52 to the second electrode layer 42 in parallel, thereby effectively avoiding the phenomenon that the display difference between the first display area 11 and the second display area 12 is possibly caused by the introduction of the first electrode layer 41 and the second electrode layer 42.

It should be noted that, when the first via hole column and the second via hole column are formed by the first via hole K1 and the second via hole K2, distances between any two adjacent via holes in the same via hole column are equal, so that the first via hole K1 and the second via hole K2 are uniformly arranged in corresponding regions, and thus resistances of the first electrode layer 41 and the second electrode layer 42 are more uniform.

In an optional embodiment of the present invention, fig. 24 is another schematic layout view of the first via hole K1 and the second via hole K2 in the display panel 100 provided in the embodiment of the present application, and fig. 25 is another schematic layout view of the first via hole K1 and the second via hole K2 in the display panel 100 provided in the embodiment of the present application, where the first via hole K1 and the second via hole K2 are arranged in an array along the first direction X and the second direction Y, and the first via hole K1 and the second via hole K2 are alternately arranged along the first direction X; along a second direction Y, the first via holes K1 and the second via holes K2 are alternately arranged, wherein the first direction X is intersected with the second direction Y;

referring to fig. 24, the first via holes K1 in the same column are electrically connected to the same first metal trace 51, and the second via holes K2 in the same column are electrically connected to the same second metal trace 52;

alternatively, referring to fig. 25, the first vias K1 in the same row are electrically connected to the same first metal trace 51, and the second vias K2 in the same row are electrically connected to the same second metal trace 52.

Specifically, with continuing reference to fig. 24 and fig. 25, the arrangement of the first via holes K1 and the second via holes K2 in the display panel 100 provided in the embodiment of the present application may also be alternatively arranged along the first direction X and the second direction Y, and the whole is arranged in an array, that is, in the same via hole row, the first via holes K1 and the second via holes K2 are alternatively arranged; in the same via hole column, the first via holes K1 and the second via holes K2 are alternately arranged. At this time, the first metal trace 51 and the second metal trace 52 both extend along the same direction, for example, in fig. 24, the first metal trace 51 and the second metal trace 52 both extend along the second direction Y and are arranged along the first direction X, the first via holes K1 located in the same column are electrically connected to the same first metal trace 51, and the second via holes K2 located in the same column are electrically connected to the same second metal trace 52; the first via hole K1 and the second via hole K2 in the same via hole column correspond to two metal traces, and in the two metal traces, the first metal trace 51 and the second metal trace 52 may be disposed in different layers. Similarly, in fig. 25, the first metal trace 51 and the second metal trace 52 both extend along the first direction X and are arranged along the second direction Y, the first via K1 in the same row is electrically connected to the same first metal trace 51, and the second via K2 in the same row is electrically connected to the same second metal trace 52; the first via hole K1 and the second via hole K2 in the same via hole row correspond to two metal traces, and in the two metal traces, the first metal trace 51 and the second metal trace 52 may also be arranged in different layers. The via hole arrangement and the trace arrangement shown in fig. 24 and fig. 25 are also beneficial to increasing the number of the first metal traces 51 electrically connected to the first electrode layer 41, and simultaneously beneficial to increasing the number of the second metal traces 52 electrically connected to the second electrode layer 42, so that if the resistances of the first electrode layer 41 and the second electrode layer 42 are reduced, the phenomenon that the display difference may occur between the first display area 11 and the second display area 12 due to the introduction of the first electrode layer 41 and the second electrode layer 42 is effectively avoided.

In an optional embodiment of the invention, fig. 26 is a schematic view of conductive pads disposed on a color filter substrate 30 and an array substrate 40 in a display panel 100 provided in this embodiment of the application, please refer to fig. 2 and fig. 26, the color filter substrate 30 further includes at least one first conductive pad 71 and at least one second conductive pad 72, the first metal trace 51 is electrically connected to the first conductive pad 71, and the second metal trace 52 is electrically connected to the second conductive pad 72;

the array substrate 40 includes at least one third conductive pad 73 and at least one fourth conductive pad 74, the third conductive pad 73 is electrically connected to the first conductive pad 71, and the fourth conductive pad 74 is electrically connected to the second conductive pad 72.

Specifically, fig. 26 shows a schematic diagram of disposing conductive pads on both the color filter substrate 30 and the array substrate 40, in order to clearly show the corresponding relationship between the first conductive pad 71 and the third conductive pad 73, and to show the corresponding relationship between the second conductive pad 72 and the fourth conductive pad 74, fig. 26 only shows these conductive pads, actually, when the electrical connection between the first conductive pad 71 and the third conductive pad 73 and the electrical connection between the second conductive pad 72 and the fourth conductive pad 74 are realized, the orthographic projections of the first conductive pad 71 and the third conductive pad 73 on the array substrate 40 will also overlap, the orthographic projections of the second conductive pad 72 and the fourth conductive pad 74 on the array substrate 40 will also overlap, the first conductive pad 71 and the third conductive pad 73 may form an electrical connection through a sealant doped with conductive balls, similarly, the second conductive pad 72 and the fourth conductive pad 73 may form an electrical connection through a sealant doped with conductive balls, and thus, the bonding on the array substrate 40 may be achieved through a control chip, the first conductive pad may form an electrical connection to the first light emitting layer 41 on the color filter substrate 30 and the second light emitting layer 30 under a self-timer environment, and improve a self-shooting environment.

Note that fig. 26 illustrates only the respective conductive pads, and actually, the number of the first conductive pads 71 corresponding to the first electrode layer 41 may be 1 or 3 or more, the number of the second conductive pads 72 corresponding to the second electrode layer 42 may also be 1 or 3 or more, the number of the third conductive pads 73 may correspond to the number of the first conductive pads 71, and the number of the fourth conductive pads 74 may correspond to the number of the second conductive pads 72. In addition, the first conductive pads 71 and the second conductive pads 72 may be arranged on the color filter substrate in any way, for example, in an alternating manner one by one, or in a pairwise alternating manner, which is not specifically limited in this application.

Based on the same inventive concept, the present application further provides a display device 200, fig. 27 is a structural diagram of the display device provided in the embodiment of the present application, and referring to fig. 27, the display device 200 includes a display panel 100, and the display panel 100 is the display panel 100 provided in the embodiment of the present application. It should be noted that, for the embodiments of the display device 200 provided in the embodiments of the present application, reference may be made to the embodiments of the display panel 100, and repeated descriptions are not repeated. The display device 200 provided by the present application may be: any product or component with practical functions such as a mobile phone, a tablet computer, a television, a display, a notebook computer, a digital photo frame, a navigator and the like.

In summary, the display panel and the display device provided by the invention at least achieve the following beneficial effects:

in the display panel and the display device provided by the application, the display area comprises a first display area and a second display area, wherein the first display area at least partially surrounds the second display area; the color film substrate comprises a first substrate, a black matrix layer and a color resistance layer, and an organic light-emitting layer is also introduced, and the organic light-emitting layer is at least positioned in a first display area; the color resistance layer is distributed in the first display area and the second display area. In the conventional display stage, the area where the color resistance layer is located, the first display area and the second display area normally display pictures; at the auto heterodyne stage under the dark surrounds, organic luminescent layer will send the light and illuminate the auto heterodyne user, and the second display area is used for showing the picture of shooing, so, the light that organic luminescent layer sent is favorable to avoiding under the dark surrounds auto heterodyne photo to send dark, the big problem of noise, consequently is favorable to promoting the user in the auto heterodyne effect under the dark surrounds, promotes user's auto heterodyne experience effect.

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 can 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

1. A display panel is characterized in that a display area and a non-display area surrounding the display area are arranged, the display area comprises a first display area and a second display area, and the first display area at least partially surrounds the second display area; the display panel comprises a color film substrate and an array substrate which are oppositely arranged, wherein,

the color film substrate comprises:

a first substrate;

the black matrix layer is positioned on one side of the organic light emitting layer, which is far away from the first substrate, and comprises a plurality of first hollow parts;

the color resistors are at least partially filled in the first hollow part and distributed in the first display area and the second display area;

the organic light-emitting layer comprises a light-emitting material layer, a first electrode layer and a second electrode layer, and orthographic projections of the light-emitting material layer, the first electrode layer and the second electrode layer on the first substrate do not overlap with the color resistors;

the first electrode layer and the second electrode layer are respectively positioned on two sides of the light-emitting material layer along a direction perpendicular to the first substrate, and the first electrode layer is positioned on one side of the light-emitting material layer facing the first substrate.

2. The display panel according to claim 1, further comprising a first metal trace and a second metal trace, wherein the first metal trace is electrically connected to the first electrode layer, and the second metal trace is electrically connected to the second electrode layer.

3. The display panel according to claim 2, wherein the first metal trace is located on a side of the first electrode layer close to the first substrate, and the first electrode layer is in direct contact with the first metal trace and covers at least a part of a surface of the first metal trace away from the first substrate;

or the first metal routing wire is located between the first electrode layer and the light-emitting material layer, and the first metal routing wire is in direct contact with the first electrode layer.

4. The display panel according to claim 3, wherein the second electrode layer includes a first extension portion that does not overlap with the light-emitting material layer in an orthogonal projection of the first substrate;

the second metal routing is located on one side, close to the first substrate, of the second electrode layer, and the first extending portion covers at least part of the surface, far away from the first substrate, of the second metal routing.

5. The display panel according to claim 2, wherein the first metal trace and the second metal trace are located on a side of the black matrix layer away from the first substrate, the first metal trace is electrically connected to the first electrode layer through a first via, and the second metal trace is electrically connected to the second electrode layer through a second via.

6. The display panel according to claim 5, wherein the first electrode layer comprises a second extension portion, the second extension portion does not overlap with the light-emitting material layer in an orthographic projection of the first substrate, and a surface of the second extension portion away from the first substrate is covered with the black matrix layer;

the first via hole and the second via hole penetrate through the black matrix layer respectively along a direction perpendicular to the first substrate, and the second extending portion in the first electrode layer is electrically connected with the first metal routing wire through the first via hole.

7. The display panel according to claim 5, wherein the light emitting material layer comprises at least two light emitting portions that are not connected to each other, at least some of the adjacent light emitting portions being separated by a first insulating layer; the second electrode layer is superposed with the orthographic projection of the light-emitting part on the first substrate, the orthographic projection of the light-emitting part on the first substrate is positioned in the orthographic projection range of the first electrode layer on the first substrate, and the orthographic projection of the first insulating layer and the orthographic projection of the first electrode layer on the first substrate are overlapped;

the first via hole penetrates through the black matrix layer and the first insulating layer, and the second via hole penetrates through the black matrix layer along a direction perpendicular to the first substrate.

8. The display panel according to claim 5, wherein the light emitting material layer comprises a plurality of light emitting portions that are not connected to each other, at least part of the adjacent light emitting portions being separated by a second insulating layer; the orthographic projection of the light-emitting part on the first substrate is positioned in the orthographic projection range of the first electrode layer on the first substrate, and the orthographic projection range of the second electrode layer on the first substrate; the orthographic projection of the first electrode layer and the orthographic projection of the second electrode layer on the first substrate are at least partially not overlapped;

the first via hole penetrates through the black matrix layer and the second insulating layer along a direction perpendicular to the first substrate, and the second via hole penetrates through at least the black matrix layer along a direction perpendicular to the first substrate.

9. The display panel according to claim 5, wherein the first vias form a plurality of first via rows, the second vias form a plurality of second via rows, each of the first vias in the first via rows is arranged in a first direction, each of the second vias in the second via rows is arranged in the first direction, and the first via rows and the second via rows are alternately arranged in a second direction; wherein the first direction and the second direction intersect;

the first via holes in the same first via hole row are electrically connected with the same first metal routing, and each first metal routing is electrically connected with the same first bus; and the second via holes positioned in the same second via hole row are electrically connected with the same second metal wire, and each second metal wire is electrically connected with the same second bus.

10. The display panel according to claim 5, wherein the first vias form a plurality of first via columns, the second vias form a plurality of second via columns, and the first via columns and the second via columns are alternately arranged along a first direction; each first via hole in the same first via hole row is arranged along a second direction and is electrically connected with the same first metal routing, each second via hole in the same second via hole row is arranged along the second direction and is electrically connected with the same second metal routing, and the first direction and the second direction are intersected.

11. The display panel according to claim 5, wherein the first and second vias are arranged in an array along a first direction and a second direction, and the first and second vias are alternately arranged along the first direction; the first via holes and the second via holes are alternately arranged along a second direction, wherein the first direction and the second direction are intersected;

the first via holes positioned in the same row are electrically connected with the same first metal wire, and the second via holes positioned in the same row are electrically connected with the same second metal wire;

or the first via holes in the same row are electrically connected with the same first metal wire, and the second via holes in the same row are electrically connected with the same second metal wire.

12. The display panel according to claim 2, wherein the color film substrate further comprises at least one first conductive pad and at least one second conductive pad, the first metal trace is electrically connected to the first conductive pad, and the second metal trace is electrically connected to the second conductive pad;

the array substrate comprises at least one third conductive pad and at least one fourth conductive pad, the third conductive pad is electrically connected with the first conductive pad, and the fourth conductive pad is electrically connected with the second conductive pad.

13. A display device comprising the display panel of any one of claims 1-12 and a camera assembly, wherein the camera assembly is a front-facing camera assembly.