WO2021072972A1

WO2021072972A1 - Display panel and display apparatus

Info

Publication number: WO2021072972A1
Application number: PCT/CN2019/128071
Authority: WO
Inventors: 吴焕达
Original assignee: Tcl华星光电技术有限公司
Priority date: 2019-10-16
Filing date: 2019-12-24
Publication date: 2021-04-22
Also published as: CN110854127A

Abstract

A display panel and a display apparatus. The display panel comprises a repairing line layer (101), a circuit layer (102) and an insulating layer (103), wherein a repairing line is formed by means of patterning the repairing line layer (101); in a repairing region, a groove (104) is formed in the insulating layer (103); the repairing line and a conductive circuit are insulated from each other on the basis of the insulating layer (103), and the projections of the repairing line and conductive circuit on a substrate are partially overlapped; and when the repairing region is subjected to a laser, by means of the pre-provided groove (104), the insulating layer (103) can be more easily penetrated by the laser.

Description

Display panel and display device

This application claims the priority of a Chinese patent application filed with the Chinese Patent Office, the application number is 201910983346.0, and the invention name is "Display Panel" on October 16, 2019, the entire content of which is incorporated into this application by reference.

Technical field

This application relates to the field of display technology, and in particular to a display panel and a display device.

Background technique

At present, the repair of the panel requires a laser connection line layer and a repair line layer. The insulation layer in the middle is too thick to ensure that the repair can be completely overlapped.

Therefore, the existing display panel has a technical problem of poor repair effect.

technical problem

The present application provides a display panel and a display device, which are used to solve the technical problem of poor repair effect of the existing display panel.

Technical solutions

To solve the above problems, the technical solutions provided by this application are as follows:

An embodiment of the present application provides a display panel, which includes:

Repair the line layer, patterning to form the repair line;

The circuit layer is patterned to form conductive circuits; and

An insulating layer is arranged between the repair line layer and the line layer;

Wherein, in the repair area, the insulating layer is formed with a groove, the repair line and the conductive line are insulated by the insulating layer, and the projection part of the repair line and the conductive line on the substrate overlaps.

In the display panel provided by the present application, the repair area includes a central area and an edge area surrounding the central area. The central area is a corresponding area of the conductive line in the repair area, and the groove It is provided in at least one of the central area and the edge area.

In the display panel provided by the present application, the groove is provided in the central area and does not penetrate the insulating layer.

In the display panel provided by the present application, the groove is provided in the edge area and does not penetrate the insulating layer.

In the display panel provided by the present application, the groove is provided in the central area and the edge area at the same time, and does not penetrate the insulating layer.

In the display panel provided by the present application, the groove is provided in the edge area and penetrates the insulating layer.

In the display panel provided by the present application, the groove includes a first groove on the first side of the signal line and a second groove on the second side of the signal line.

In the display panel provided by the present application, the groove is provided in the central area and the edge area, the portion located in the central area does not penetrate the insulating layer, and the portion located in the edge area penetrates the insulating layer. Floor.

In the display panel provided by the present application, the circuit layer and the source/drain layer of the display panel are arranged in the same layer, and the source/drain layer is patterned to form the source/drain of the thin film transistor and the signal circuit.

In the display panel provided by the present application, the repair line layer is provided in the same layer as the gate layer of the low-temperature polysilicon thin film transistor in the display panel, and the gate layer of the low-temperature polysilicon thin film transistor forms the low-temperature polysilicon thin film transistor. The gate and the repair line; or, the repair line layer and the gate layer of the metal oxide semiconductor thin film transistor in the display panel are arranged in the same layer, and the gate layer of the metal oxide semiconductor thin film transistor is formed by The gate of the metal oxide semiconductor thin film transistor and the repair line.

An embodiment of the present application provides a display device, which includes a display panel, and the display panel includes:

Repair the line layer, patterning to form the repair line;

The circuit layer is patterned to form conductive circuits; and

In the display device provided by the present application, the repair area includes a central area and an edge area surrounding the central area. The central area is a corresponding area of the conductive line in the repair area, and the groove It is provided in at least one of the central area and the edge area.

In the display device provided by the present application, the groove is provided in the central area and does not penetrate the insulating layer.

In the display device provided by the present application, the groove is provided in the edge area and does not penetrate the insulating layer.

In the display device provided by the present application, the groove is provided in the central area and the edge area at the same time, and does not penetrate the insulating layer.

In the display device provided by the present application, the groove is provided in the edge area and penetrates the insulating layer.

In the display device provided by the present application, the groove includes a first groove on the first side of the signal line and a second groove on the second side of the signal line.

In the display device provided by the present application, the groove is provided in the central area and the edge area, the portion located in the central area does not penetrate the insulating layer, and the portion located in the edge area penetrates the insulating layer. Floor.

In the display device provided by the present application, the circuit layer and the source and drain layers of the display panel are provided in the same layer, and the source and drain layers are patterned to form the source and drain of the thin film transistor and the signal circuit.

In the display device provided by the present application, the repair line layer is provided in the same layer as the gate layer of the low-temperature polysilicon thin film transistor in the display panel, and the gate layer of the low-temperature polysilicon thin film transistor forms the low-temperature polysilicon thin film transistor. The gate and the repair line; or, the repair line layer and the gate layer of the metal oxide semiconductor thin film transistor in the display panel are arranged in the same layer, and the gate layer of the metal oxide semiconductor thin film transistor is formed by The gate of the metal oxide semiconductor thin film transistor and the repair line.

Beneficial effect

The present application provides a display panel and a display device. The display panel includes a repair line layer, a circuit layer, and an insulating layer. The repair line layer is patterned to form a repair line, the circuit layer is patterned to form a conductive line, and the insulating layer is disposed on the repair line layer and Between the circuit layers, in the repair area, the insulating layer is formed with grooves, the repair lines and conductive lines are insulated based on the insulating layer, and the projections of the repair lines and conductive lines on the substrate overlap; when laser irradiation is performed on the repair area , Through the preset groove, the laser laser can break down the insulating layer more easily, so that the repair line and the conductive circuit are more easily connected by the laser, which solves the technical problem of poor repair effect of the existing display panel.

Description of the drawings

FIG. 1 is a first cross-sectional schematic diagram of a display panel provided by an embodiment of the application.

FIG. 2 is a first perspective schematic diagram of a display panel provided by an embodiment of the application.

FIG. 3 is an exploded schematic diagram of a display panel provided by an embodiment of the application.

FIG. 4 is a second schematic cross-sectional view of a display panel provided by an embodiment of the application.

FIG. 5 is a third schematic cross-sectional view of a display panel provided by an embodiment of the application.

FIG. 6 is a second perspective schematic diagram of a display panel provided by an embodiment of the application.

FIG. 7 is a fourth cross-sectional schematic diagram of a display panel provided by an embodiment of the application.

FIG. 8 is a third perspective schematic diagram of the display panel provided by the embodiment of the application.

FIG. 9 is a fifth cross-sectional schematic diagram of a display panel provided by an embodiment of the application.

FIG. 10 is a fourth perspective schematic diagram of a display panel provided by an embodiment of the application.

FIG. 11 is a sixth schematic cross-sectional view of a display panel provided by an embodiment of the application.

FIG. 12 is a fifth perspective schematic diagram of a display panel provided by an embodiment of the application.

Embodiments of the present invention

The present application provides a display panel and a display device. In order to make the objectives, technical solutions, and effects of the present application clearer and clearer, the present application will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present application, and are not used to limit the present application.

In view of the technical problem of poor repair effect of the existing display panel, the embodiment of the present application can solve this problem.

As shown in Figure 1, the dashed frame is the area where the recesses are set. The display panel provided by the present application includes a repair line layer 101, a circuit layer 102 and an insulating layer 103. The repair line layer 101 is patterned to form a repair line, and the circuit layer 102 is patterned to form a repair line. Conductive circuit, the insulating layer 102 is arranged between the repair line layer 101 and the circuit layer 102, wherein, in the repair area, the insulating layer 103 is formed with a groove 104, the repair line and the conductive line are insulated by the insulating layer 103, and the repair line and The projections of the conductive lines on the substrate 10 overlap.

In this embodiment, the display panel includes a repair line layer, a circuit layer, and an insulating layer. The repair line layer is patterned to form a repair line, the circuit layer is patterned to form a conductive circuit, and the insulating layer is disposed between the repair line layer and the circuit layer. , In the repair area, the insulating layer is formed with a groove, the repair line and the conductive line are insulated by the insulating layer, and the projection part of the repair line and the conductive line on the substrate overlap; when the repair area is lasered, pass the preset recess The groove can make the laser laser break down the insulating layer more easily, and solve the technical problem that the existing display panel has a poor repair effect.

The cross-sectional view of the cross-section at Figure 2A-A1 is Figure 4 or Figure 5, the cross-sectional view of the cross-section at Figure 6 B-B1 is Figure 7, the cross-sectional view of the cross-section at Figure 8C-C1 is Figure 9, and the cross-sectional view of Figure 10D-D1 is The cross-sectional view is shown in Figure 11.

In an embodiment, as shown in FIG. 3, FIG. 2 can be divided into a repair line layer 101, a circuit layer 102, an insulating layer, and a groove 104 disposed in the insulating layer. The repair area includes a central area and a surrounding central area. The central area is the corresponding area of the conductive circuit in the repair area, and the groove 104 is provided in at least one of the central area and the edge area.

In an embodiment, as shown in FIGS. 2 and 4, the groove 104 is provided in the central area and does not penetrate the insulating layer 103.

In an embodiment, the groove 104 is at least one of a column shape, a rectangle, a cone, and a pyramid, and the bottom surface of the groove 104 has a large area.

In an embodiment, as shown in FIG. 6 and FIG. 7, the groove 104 is provided in the edge area and does not penetrate the insulating layer 103.

In an embodiment, the groove 104 is at least one of a hollow cylinder, a hollow rectangle, a hollow cone, and a hollow prism.

In an embodiment, as shown in FIG. 8 and FIG. 9, the groove 104 is provided in the center area and the edge area at the same time, and does not penetrate the insulating layer 103.

In an embodiment, as shown in FIG. 10 and FIG. 11, the groove 104 is provided in the edge area and penetrates the insulating layer 103.

In an embodiment, as shown in FIG. 10, the groove 104 includes a first groove 1041 on the first side of the signal line and a second groove 1042 on the second side of the signal line.

In one embodiment, as shown in FIG. 10, the groove 104 is provided in the central area and the edge area, the part located in the central area does not penetrate the insulating layer 103, and the part located in the edge area penetrates the insulating layer 103.

In one embodiment, the circuit layer 102 and the source and drain layers of the display panel are arranged in the same layer, and the source and drain layers are patterned to form the source and drain of the thin film transistor and the signal circuit.

In one embodiment, the repair line layer 101 is arranged in the same layer as the gate layer of the low-temperature polysilicon thin film transistor in the display panel, and the gate layer of the low-temperature polysilicon thin film transistor forms the gate of the low-temperature polysilicon thin film transistor and the repair line.

In one embodiment, the repair line layer 101 and the gate layer of the metal oxide semiconductor thin film transistor in the display panel are arranged in the same layer, and the gate layer of the metal oxide semiconductor thin film transistor forms the gate of the metal oxide semiconductor thin film transistor. And repair the line.

In an embodiment, as shown in FIG. 12, the groove 104 is disposed in the edge area and includes a first groove 1041 and a second groove 1042. The edge area is divided into multiple areas with different areas by the signal line. The first groove 1041 is arranged in an area with a larger edge area, and the second groove 1042 is arranged in an area with a smaller area.

In an embodiment, the repair area includes a central area and an edge area surrounding the central area, and the central area is a corresponding area of the repair line in the repair area.

In an embodiment, the cross-sectional shape of the groove 104 is rectangular, and the groove 104 with a rectangular cross-section is easy to form, and the process is simple.

In an embodiment, the cross-sectional shape of the groove 104 is a circular arc shape.

In one embodiment, as shown in FIG. 2, the groove 104 is provided in the central area, and only one groove 104 is provided.

In an embodiment, as shown in FIGS. 2 and 5, the groove 104 is disposed in the central area and penetrates the insulating layer.

In an embodiment, the groove 104 includes a first groove 1041 and a second groove 1042. The first groove 1041 and the second groove 1042 are disposed in the central area and separated by an insulating material.

In an embodiment, as shown in FIG. 6, the groove 104 includes a first groove 1041 and a second groove 1042. The first groove 1041 and the second groove 1042 are arranged in the edge area and are located on the signal line. Set on one side.

In an embodiment, as shown in FIG. 6, the first groove 1041 penetrates the insulating layer 103, and the second groove 1042 does not penetrate the insulating layer 103.

In one embodiment, as shown in FIG. 10, the groove 104 includes a first groove 1041 and a second groove 1042. The first groove 1041 and the second groove 1042 are arranged in the edge area and are respectively located in the signal line. Set on both sides.

In an embodiment, as shown in FIG. 10, when the first groove 1041 and the second groove 1042 are respectively provided on both sides of the signal line, the first groove 1041 penetrates the insulating layer 103, and the second groove 1042 is not Pierce through the insulating layer 103.

In an embodiment, as shown in FIG. 10, when the first groove 1041 and the second groove 1042 are respectively provided on both sides of the signal line, the first groove 1041 penetrates the insulating layer 103, and the second groove 1042 Pierce through the insulating layer 103.

In an embodiment, as shown in FIG. 10, when the first groove 1041 and the second groove 1042 are respectively provided on both sides of the signal line, the first groove 1041 does not penetrate the insulating layer 103, and the second groove 1041 is not concave. The groove 104 penetrates the insulating layer 103.

In one embodiment, as shown in FIG. 8, the groove 104 includes a first groove 1041, a second groove 1042, the first groove 1041 is arranged in the central area, the second groove 1042 is arranged in the edge area, and the A groove 1041 penetrates the insulating layer 103, and the second groove 1042 does not penetrate the insulating layer 103.

In one embodiment, as shown in FIG. 8, the groove 104 includes a first groove 1041, a second groove 1042, the first groove 1041 is arranged in the central area, the second groove 1042 is arranged in the edge area, and the A groove 1041 penetrates the insulating layer 103, and a second groove 1042 penetrates the insulating layer 103.

In an embodiment, the depth of the groove 104 is greater than half of the thickness of the insulating layer 103.

In one embodiment, the groove 104 includes a first groove 1041 and a second groove 1042. The depth of the first groove 1041 is greater than two-thirds of the thickness of the insulating layer 103 and greater than the depth of the second groove 1042.

In an embodiment, the groove 104 includes a first groove 1041 and a second groove 1042, and the depth of the first groove 1041 is equal to the depth of the second groove 1042.

In an embodiment, the depth of the groove 104 is less than one third of the thickness of the insulating layer 103.

In an embodiment, the groove 104 includes a first groove 1041 and a second groove 1042. The depth of the first groove 1041 is less than one-fourth of the thickness of the insulating layer 103 and greater than the depth of the second groove 1042.

In an embodiment, the cross-sectional shape of the groove 104 is an arc shape.

In an embodiment, the cross-sectional shape of the groove 104 is rectangular.

In an embodiment, the cross-sectional shape of the groove 104 is S-shaped.

In an embodiment, the cross-sectional shape of the groove 104 is L-shaped.

The display device provided by the present application includes a display panel. The display panel includes a repair line layer 101, a circuit layer 102, and an insulating layer 103. The repair line layer 101 is patterned to form a repair line, the circuit layer 102 is patterned to form a conductive line, and the insulating layer 103 is disposed on Between the repaired wire layer 101 and the circuit layer 102, in the repaired area, the insulating layer 103 is formed with a groove 104, the repaired wire and the conductive circuit are insulated by the insulating layer 103, and the repaired wire and the conductive circuit are projected on the substrate coincide.

In this embodiment, the display device includes a display panel. The display panel includes a repair line layer, a circuit layer, and an insulating layer. The repair line layer is patterned to form a repair line, the circuit layer is patterned to form a conductive line, and the insulating layer is disposed on the repair line layer and the line. Between the layers, in the repair area, the insulating layer is formed with a groove, the repair line and the conductive line are insulated by the insulating layer, and the projection part of the repair line and the conductive line on the substrate overlap; when the repair area is lasered, Through the preset groove, the laser laser can easily break down the insulating layer, which solves the technical problem that the existing display panel has a poor repair effect.

In one embodiment, in a display device, as shown in FIG. 3, FIG. 2 can be divided into a repair line layer 101, a line layer 102, an insulating layer, and a groove 104 disposed in the insulating layer. The repair area includes The central area and the edge area surrounding the central area, the central area is the corresponding area of the conductive circuit in the repair area, and the groove 104 is provided in at least one of the central area and the edge area.

In an embodiment, in a display device, as shown in FIGS. 2 and 4, the groove 104 is provided in the central area and does not penetrate the insulating layer 103.

In an embodiment, in a display device, the groove 104 is at least one of a column shape, a rectangle, a cone, and a pyramid, and the bottom surface of the groove 104 has a large area.

In one embodiment, in a display device, as shown in FIG. 6 and FIG. 7, the groove 104 is provided in the edge area and does not penetrate the insulating layer 103.

In an embodiment, in a display device, the groove 104 is at least one of a hollow cylinder, a hollow rectangle, a hollow cone, and a hollow pyramid.

In one embodiment, in a display device, as shown in FIG. 8 and FIG. 9, the groove 104 is provided in the center area and the edge area at the same time, and does not penetrate the insulating layer 103.

In an embodiment, in a display device, as shown in FIG. 10 and FIG. 11, the groove 104 is provided in the edge area and penetrates the insulating layer 103.

In one embodiment, in a display device, as shown in FIG. 10, the groove 104 includes a first groove 1041 on the first side of the signal line and a second groove 1042 on the second side of the signal line. .

In one embodiment, in a display device, as shown in FIG. 10, the groove 104 is provided in the central area and the edge area, the part located in the central area does not penetrate the insulating layer 103, and the part located in the edge area penetrates the insulating layer. 103.

In one embodiment, in a display device, the circuit layer 102 is provided in the same layer as the source and drain layers of the display panel, and the source and drain layers are patterned to form the source and drain of the thin film transistor and the signal circuit.

In one embodiment, in a display device, the repair line layer 101 is provided in the same layer as the gate layer of the low-temperature polysilicon thin film transistor in the display panel, and the gate layer of the low-temperature polysilicon thin film transistor forms the gate of the low-temperature polysilicon thin film transistor. , And repair line.

In one embodiment, in a display device, the repair line layer 101 is provided in the same layer as the gate layer of the metal oxide semiconductor thin film transistor in the display panel, and the gate layer of the metal oxide semiconductor thin film transistor forms a metal oxide. The gate of the semiconductor thin film transistor and the repair line.

In one embodiment, in a display device, as shown in FIG. 12, the groove 104 is disposed in the edge area and includes a first groove 1041 and a second groove 1042. The edge area is divided into areas by signal lines. In a number of unequal areas, the first groove 1041 is arranged in an area with a larger edge area, and the second groove 1042 is arranged in an area with a smaller area.

In one embodiment, in a display device, the repair area includes a central area and an edge area surrounding the central area, and the central area is a corresponding area of the repair line in the repair area.

In an embodiment, in a display device, the cross-sectional shape of the groove 104 is a rectangle, and the groove 104 with a rectangular cross-section is easy to form, and the process is simple.

In an embodiment, in a display device, the cross-sectional shape of the groove 104 is a circular arc shape.

In one embodiment, in a display device, as shown in FIG. 2, the groove 104 is provided in the central area, and only one groove 104 is provided.

In one embodiment, in a display device, as shown in FIGS. 2 and 5, the groove 104 is provided in the central area and penetrates the insulating layer.

In one embodiment, in a display device, the groove 104 includes a first groove 1041 and a second groove 1042. The first groove 1041 and the second groove 1042 are arranged in the central area, separated by an insulating material. open.

In one embodiment, in a display device, as shown in FIG. 6, the groove 104 includes a first groove 1041, a second groove 1042, and the first groove 1041 and the second groove 1042 are disposed on the edge. Area, and set on one side of the signal line.

In one embodiment, in a display device, as shown in FIG. 6, the first groove 1041 penetrates the insulating layer 103, and the second groove 1042 does not penetrate the insulating layer 103.

In one embodiment, in a display device, as shown in FIG. 10, the groove 104 includes a first groove 1041, a second groove 1042, and the first groove 1041 and the second groove 1042 are disposed on the edge. Area, and set up on both sides of the signal line.

In an embodiment, in a display device, as shown in FIG. 10, when the first groove 1041 and the second groove 1042 are respectively provided on both sides of the signal line, the first groove 1041 penetrates the insulating layer 103 , The second groove 1042 does not penetrate the insulating layer 103.

In an embodiment, in a display device, as shown in FIG. 10, when the first groove 1041 and the second groove 1042 are respectively provided on both sides of the signal line, the first groove 1041 penetrates the insulating layer 103 , And the second groove 1042 penetrates the insulating layer 103.

In one embodiment, in a display device, as shown in FIG. 10, when the first groove 1041 and the second groove 1042 are respectively provided on both sides of the signal line, the first groove 1041 does not penetrate the insulating layer. 103, and the second non-groove 104 penetrates the insulating layer 103.

In one embodiment, in a display device, as shown in FIG. 8, the groove 104 includes a first groove 1041, a second groove 1042, the first groove 1041 is disposed in the central area, and the second groove 1042 is disposed in the edge area, the first groove 1041 penetrates the insulating layer 103, and the second groove 1042 does not penetrate the insulating layer 103.

In one embodiment, in a display device, as shown in FIG. 8, the groove 104 includes a first groove 1041, a second groove 1042, the first groove 1041 is disposed in the central area, and the second groove 1042 is disposed in the edge area, the first groove 1041 penetrates the insulating layer 103, and the second groove 1042 penetrates the insulating layer 103.

In one embodiment, in a display device, the depth of the groove 104 is greater than half of the thickness of the insulating layer 103.

In one embodiment, in a display device, the groove 104 includes a first groove 1041 and a second groove 1042. The depth of the first groove 1041 is greater than two-thirds of the thickness of the insulating layer 103 and greater than the first groove 1041. The depth of the two grooves 1042.

In an embodiment, in a display device, the groove 104 includes a first groove 1041 and a second groove 1042, and the depth of the first groove 1041 is equal to the depth of the second groove 1042.

In one embodiment, in a display device, the depth of the groove 104 is less than one third of the thickness of the insulating layer 103.

In one embodiment, in a display device, the groove 104 includes a first groove 1041, a second groove 1042, and the depth of the first groove 1041 is less than one-fourth of the thickness of the insulating layer 103 and greater than the first groove 1041. The depth of the two grooves 1042.

In an embodiment, in a display device, the cross-sectional shape of the groove 104 is an arc shape.

In an embodiment, in a display device, the cross-sectional shape of the groove 104 is rectangular.

In an embodiment, in a display device, the cross-sectional shape of the groove 104 is S-shaped.

In an embodiment, in a display device, the cross-sectional shape of the groove 104 is L-shaped.

According to the above embodiment, it can be seen that:

The present application provides a display panel and a display device. The display panel includes a repair line layer, a circuit layer, and an insulating layer. The repair line layer is patterned to form a repair line, the circuit layer is patterned to form a conductive line, and the insulating layer is disposed on the repair line layer and Between the circuit layers, in the repair area, the insulating layer is formed with grooves, the repair line and the conductive line are insulated by the insulating layer, and the projection part of the repair line and the conductive line on the substrate overlap; when the repair area is lasered , Through the preset groove, it is easier for the laser to penetrate the insulating layer, which solves the technical problem of poor repairing effect of the existing display panel.

In summary, although the application has been disclosed as above in preferred embodiments, the above-mentioned preferred embodiments are not intended to limit the application. Those of ordinary skill in the art can make various decisions without departing from the spirit and scope of the application. Such changes and modifications, so the protection scope of this application is subject to the scope defined by the claims.

Claims

A display panel, which includes:

Repair the line layer, patterning to form the repair line;

The circuit layer is patterned to form conductive circuits; and

An insulating layer is arranged between the repair line layer and the line layer;

Wherein, in the repair area, the insulating layer is formed with a groove, the repair line and the conductive line are insulated by the insulating layer, and the projection part of the repair line and the conductive line on the substrate overlaps.
The display panel according to claim 1, wherein the repair area includes a central area and an edge area surrounding the central area, and the central area is a corresponding area of the conductive line in the repair area, so The groove is provided in at least one of the central area and the edge area.
3. The display panel of claim 2, wherein the groove is provided in the central area and does not penetrate the insulating layer.
3. The display panel according to claim 2, wherein the groove is provided in the edge area and does not penetrate the insulating layer.
3. The display panel of claim 2, wherein the groove is provided in the center area and the edge area at the same time, and does not penetrate the insulating layer.
3. The display panel according to claim 2, wherein the groove is provided in the edge area and penetrates the insulating layer.
7. The display panel according to claim 6, wherein the groove includes a first groove provided with a first side of the signal line, and a second groove provided with a second side of the signal line.
3. The display panel of claim 2, wherein the groove is provided in the central area and the edge area, the portion located in the central area does not penetrate the insulating layer, and the portion located in the edge area penetrates The insulating layer.
The display panel according to claim 1, wherein the circuit layer and the source and drain layers of the display panel are provided in the same layer, and the source and drain layers are patterned to form the source and drain of the thin film transistor, and the signal line.
9. The display panel according to claim 9, wherein the repair line layer and the gate layer of the low-temperature polysilicon thin film transistor in the display panel are arranged in the same layer, and the gate layer of the low-temperature polysilicon thin film transistor forms the low-temperature polysilicon The gate of the thin film transistor and the repair line; or, the repair line layer and the gate layer of the metal oxide semiconductor thin film transistor in the display panel are arranged in the same layer, and the gate of the metal oxide semiconductor thin film transistor The layer forms the gate of the metal oxide semiconductor thin film transistor and the repair line.
A display device includes a display panel, and the display panel includes:

Repair the line layer, patterning to form the repair line;

The circuit layer is patterned to form conductive circuits; and

An insulating layer is arranged between the repair line layer and the line layer;

Wherein, in the repair area, the insulating layer is formed with a groove, the repair line and the conductive line are insulated by the insulating layer, and the projection part of the repair line and the conductive line on the substrate overlaps.
11. The display device according to claim 11, wherein the repair area comprises a central area and an edge area surrounding the central area, and the central area is a corresponding area of the conductive line in the repair area, so The groove is provided in at least one of the central area and the edge area.
11. The display device of claim 12, wherein the groove is provided in the central area and does not penetrate the insulating layer.
11. The display device of claim 12, wherein the groove is provided in the edge region and does not penetrate the insulating layer.
11. The display device according to claim 12, wherein the groove is provided in the center area and the edge area at the same time, and does not penetrate the insulating layer.
The display device of claim 12, wherein the groove is provided in the edge area and penetrates the insulating layer.
16. The display device according to claim 16, wherein the groove includes a first groove provided with a first side of the signal line, and a second groove provided with a second side of the signal line.
11. The display device according to claim 12, wherein the groove is provided in the central area and the edge area, a portion located in the central area does not penetrate the insulating layer, and a portion located in the edge area penetrates The insulating layer.
11. The display device according to claim 11, wherein the circuit layer and the source and drain layers of the display panel are arranged in the same layer, and the source and drain layers are patterned to form the source and drain of the thin film transistor, and the signal line.
19. The display device according to claim 19, wherein the repair line layer is provided in the same layer as the gate layer of the low-temperature polysilicon thin film transistor in the display panel, and the gate layer of the low-temperature polysilicon thin film transistor forms the low-temperature polysilicon The gate of the thin film transistor and the repair line; or, the repair line layer and the gate layer of the metal oxide semiconductor thin film transistor in the display panel are arranged in the same layer, and the gate of the metal oxide semiconductor thin film transistor The layer forms the gate of the metal oxide semiconductor thin film transistor and the repair line.