CN106125424B - A kind of array substrate, display panel and display device - Google Patents

Abstract

The invention discloses an array substrate, a display panel and a display device. The array substrate includes a driver IC arrangement area, and the array substrate includes a plurality of touch control lines and a plurality of data lines. Multiple display signal ports and multiple touch signal ports, and multiple display signal ports and multiple touch signal ports are interspersed; multiple signal lines and multiple touch transfer lines located between the driver IC setting area and the display area , the signal line is correspondingly connected to the display signal port, the two ends of the touch transfer line are respectively connected to the touch signal port and the touch line, and there is no overlapping area between the touch transfer line and the signal line. In the drive IC setting area, the display signal port and the touch signal port are interspersed, and the touch signal port and the touch trace are electrically connected through the transfer line arranged in the frame area, and the touch transfer line and the signal line are connected electrically. There is no overlapping area, and the wiring layout of the array substrate is optimized.

Description

Array substrate, display panel and display device

technical field

The present invention relates to the field of display technology, and more specifically, to an array substrate, a display panel and a display device.

Background technique

With the development of the display technology, the liquid crystal display panel has been continuously improved, so that the liquid crystal display panel has the advantages of thin body, power saving, and no radiation, so that the application of the liquid crystal display panel is becoming wider and wider. The array substrate is one of the important components in the liquid crystal display panel. It has the characteristics of high integration and complex wiring. It needs to integrate various devices in a limited wiring layout. Therefore, the wiring layout of the array substrate is the main research project of researchers today. one.

Contents of the invention

In view of this, the present invention provides an array substrate, a display panel and a display device, in which the display signal port and the touch signal port are interspersed in the driver IC setting area, and the touch signal port and the touch signal port The touch traces are electrically connected, and there is no overlapping area between the touch transfer wires and the signal wires, that is, there is no crossover between the touch transfer wires and the signal wires, which optimizes the wiring layout of the array substrate.

In order to achieve the above object, the technical scheme provided by the invention is as follows:

An array substrate, the array substrate includes a display area and a frame area surrounding the display area, the frame area includes a driver IC setting area, and the array substrate includes a plurality of touch control lines and a plurality of data lines ,

The drive IC setting area includes a plurality of signal ports arranged along the direction of the data line arrangement, the plurality of signal ports include a plurality of display signal ports and a plurality of touch signal ports, and the plurality of display signal ports and Multiple touch signal ports interspersed with settings;

A plurality of signal lines and a plurality of touch transfer lines located between the driver IC setting area and the display area, wherein the signal lines are connected to the display signal ports in a one-to-one correspondence, and the touch transfer lines The two ends are respectively connected to the touch signal port and the touch wiring in one-to-one correspondence, and there is no overlapping area between the touch control transfer line and the signal line.

Optionally, the array substrate includes:

Substrate;

a first metal functional layer on the substrate, and a second metal functional layer on the side of the first metal functional layer away from the substrate, and between the first metal functional layer and the second metal functional layer It has an insulating layer, wherein any one of the touch transfer wires is located on the first metal functional layer or the second metal functional layer;

an organic film layer located on the side of the second metal functional layer away from the substrate;

And, the plurality of touch wires located on the side of the organic film layer away from the substrate, wherein the touch wires and the touch transfer wires pass through the first touch wire formed on the organic film layer. A via hole connection; or, the touch control line and the touch control transition line are connected through a second via hole formed on the organic film layer and the insulating layer.

Optionally, the organic membrane layer is formed with an annular isolation groove, the annular isolation groove penetrates through the organic membrane layer, and the annular isolation groove is filled with a moisture isolation layer.

Optionally, the organic film layer covers the display area and extends to cover the frame area;

Wherein, the surrounding area of the annular isolation groove includes the display area.

Optionally, both the first via hole and the second via hole are located in a surrounding area of the annular isolation groove.

Optionally, the first metal layer is a gate metal layer, and the second metal layer is a source-drain metal layer.

Optionally, the display area includes a touch structure, and the touch structure is electrically connected to the touch wiring;

Wherein, the touch control structure is a self-capacitance touch structure or a mutual-capacitance touch structure.

Correspondingly, the present invention also provides a display panel, which includes the above-mentioned array substrate.

Correspondingly, the present invention also provides a display device, which includes the above-mentioned display panel.

Optionally, the display device is an organic light emitting display device or a liquid crystal display device.

Compared with the prior art, the technical solution provided by the present invention has at least the following advantages:

The present invention provides an array substrate, a display panel, and a display device. The array substrate includes a display area and a frame area surrounding the display area. The frame area includes a drive IC setting area, and the array substrate includes multiple a plurality of touch control lines and a plurality of data lines, the drive IC setting area includes a plurality of signal ports arranged along the arrangement direction of the data lines, and the plurality of signal ports include a plurality of display signal ports and a plurality of touch signal ports port, and the plurality of display signal ports and the plurality of touch signal ports are interspersed; a plurality of signal lines and a plurality of touch transfer lines are located between the driver IC setting area and the display area, wherein the The signal line is connected to the display signal port in a one-to-one correspondence, and the two ends of the touch transfer line are respectively connected to the touch signal port and the touch routing line in a one-to-one correspondence, and the touch transfer line and the There is no overlapping area between signal lines.

It can be seen from the above that in the technical solution provided by the present invention, the display signal port and the touch signal port are interspersed in the drive IC setting area, and the touch signal port and the touch trace are electrically connected through the transfer line arranged in the frame area. connection, and there is no overlapping area between the touch transfer wire and the signal wire, that is, there is no crossover between the touch transfer wire and the signal wire, which optimizes the wiring layout of the array substrate.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only It is an embodiment of the present invention, and those skilled in the art can also obtain other drawings according to the provided drawings without creative work.

FIG. 1 is a schematic structural diagram of an array substrate provided in an embodiment of the present application;

FIG. 2 is a schematic structural diagram of another array substrate provided by an embodiment of the present application;

Fig. 3 is a sectional view along AA' direction in Fig. 2;

Fig. 4 is the sectional view along BB ' direction in Fig. 2;

FIG. 5 is a schematic structural diagram of another array substrate provided in an embodiment of the present application;

Fig. 6 is a sectional view along CC ' direction in Fig. 5;

FIG. 7 is a schematic structural diagram of a display panel provided by an embodiment of the present application;

FIG. 8 is a schematic structural diagram of a display device provided by an embodiment of the present application.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

As mentioned in the background technology, the array substrate is one of the important components in the liquid crystal display panel. It has the characteristics of high integration and complicated wiring, and needs to integrate various devices in a limited wiring layout. Therefore, the wiring layout of the array substrate is One of the main research projects of researchers today.

Based on this, an embodiment of the present application provides an array substrate, a display panel, and a display device, in which the display signal port and the touch signal port are interspersed in the driver IC setting area, and the touch signal port is connected to the It is electrically connected with the touch traces, and there is no overlapping area between the touch transfer wires and the signal wires, that is, there is no crossover between the touch transfer wires and the signal wires, which optimizes the layout layout of the array substrate. In order to achieve the above purpose, the technical solutions provided by the embodiments of the present application are as follows, specifically referring to FIG. 1 to FIG. 8 , the technical solutions provided by the embodiments of the present application are described in detail.

Referring to FIG. 1 , it is a schematic structural diagram of an array substrate provided in an embodiment of the present application, wherein the array substrate includes:

The display area 100 and the frame area 200 surrounding the display area 100, and the frame area 200 includes a driver IC setting area 500, and the array substrate includes a plurality of touch lines 300 and a plurality of data lines 400, wherein, The touch wire 300 may be located in the surrounding area of the display area 100 .

The drive IC setting area 500 includes a plurality of signal ports arranged along the arrangement direction of the data lines 400, the plurality of signal ports include a plurality of display signal ports 510 and a plurality of touch signal ports 520, and the plurality of The display signal port 510 and a plurality of touch signal ports 520 are interspersed;

A plurality of signal lines 610 and a plurality of touch transfer lines 620 are located between the driver IC setting area 500 and the display area 100, wherein the signal lines 610 are connected to the display signal ports 510 in one-to-one correspondence, so Two ends of the touch control transfer line 620 are respectively connected to the touch signal port 520 and the touch control line 300 in one-to-one correspondence, and there is no overlapping area between the touch control transfer line 620 and the signal line 610 . In the array substrate provided by the embodiment of the present application, the function of the signal line 610 is to lead out different types of wirings located in the display area 100 and/or frame area 200 and used to transmit signals for the display device to display, and then connected to the driver IC; that is, the plurality of signal lines 610 are various types of signal lines, which may be signal lines used to lead out clock signal lines, or signal lines used to lead out data lines. This application implements The example is not specifically limited; the function of the touch transfer wire 620 is to lead out the touch trace 300, and the touch trace 300 communicates with the touch signal port 520 through the touch transfer wire 620, and then connects with the driver IC through the touch signal port 520 electrical connection. Among them, among all the touch transfer wires 620 and all the signal wires 610 provided in the embodiment of the present application, the two can be arranged on different layers, or on the same layer, or partly on the same layer, and partly on different layers. The embodiments are not specifically limited, and specific designs need to be made according to actual applications.

In addition, in the embodiment of the present application, the signal port on the array substrate is the port correspondingly connected to the output end of the driver IC subsequently, wherein the signal port is divided into a display signal port 510 and a touch signal port 520, and the display signal port 510 and the touch signal port 520 are divided into The touch signal port 520 is interspersed so that the signal port and the corresponding wiring that needs to be led are arranged close to each other, which can reduce the length of the signal line 610 and the touch transfer line 620. For example, a touch wiring 300 is located in the display area 100 On one side edge, the corresponding touch signal port 520 can also be arranged on the same side edge of the drive IC placement area 500 and the touch trace 300 , so that the length of the touch transfer wire 620 can be minimized, which is convenient for manufacture. In addition, the display signal port 510 and the touch signal port 520 are interspersed, so that the signal port and the corresponding wiring that needs to be drawn are arranged close to each other, so that the signal line 610 and the touch control line 620 are also interspersed to avoid both overlap with each other, that is, to avoid crossing between the two, thereby optimizing the wiring layout of the array substrate.

It should be noted that, in the array substrate provided in the embodiment of the present application, the display signal port 510 and the touch signal port 520 are interspersed, and the cases where the display signal port 510 and the touch signal port 520 are interspersed include: the display signal port 510 and the touch signal port 520 are interspersed regularly, for example, the display signal port 510 and the touch signal port 520 are interspersed alternately one by one; And a group of alternate interspersed settings. In addition, the display signal port 510 and the touch signal port 520 can also be interspersed irregularly, which is not specifically limited in this embodiment of the present application, and needs to be designed according to actual applications.

In an embodiment of the present application, the conductive layer where the touch transfer line is located may be disposed in a different layer from the conductive layer where the touch trace is located. As shown in FIG. 2, FIG. 3 and FIG. 4, FIG. 2 is a schematic structural diagram of another array substrate provided by the embodiment of the present application, FIG. 3 is a cross-sectional view along the AA' direction in FIG. 2, and FIG. A cross-sectional view in the direction of BB', wherein the array substrate includes:

Substrate 10;

The first metal functional layer 20 on the substrate 10, and the second metal functional layer 30 on the side of the first metal functional layer 20 away from the substrate, and the first metal functional layer 20 and the second There is an insulating layer 40 between the metal function layers 30 , wherein any one of the touch control wires 620 is located on the first metal function layer 20 or the second metal function layer 30 ;

An organic film layer 50 located on the side of the second metal functional layer 30 away from the substrate 10;

And, the plurality of touch wires 300 located on the side of the organic film layer 50 away from the substrate 10, wherein the touch wires 300 and the touch transfer wires 620 are formed on the organic film layer 50. The first via hole 61 on the film layer 50 is connected; or, the touch control line 300 and the touch control transfer line 620 pass through the second via hole formed on the organic film layer 50 and the insulating layer 40 62 connections.

Specifically, the array substrate includes a gate metal functional layer and a source-drain metal functional layer, wherein the first metal functional layer 20 provided in the embodiment of the present application is preferably a gate metal functional layer, and the second metal functional layer 30 is preferably The source-drain metal functional layer, and between the gate metal functional layer and the source-drain metal functional layer includes a structure such as a semiconductor layer in addition to the insulating layer 40, which is the same as the prior art, so it will not be described in detail.

In an embodiment of the present application, any touch transfer line 620 may be located on the first metal function layer 20, and any touch control transfer line 620 may also be located on the second metal function layer 30, which is not discussed in this embodiment of the present application. Specific restrictions. Wherein, as shown in FIG. 2 , when the touch transfer wire 620 is located on the second metal functional layer 30 , there is an organic film layer 50 between the touch transfer wire 620 and the touch trace 300 , so it is necessary to place an organic film layer 50 on the organic film layer 50 . Make the first via hole 61 to electrically connect one end of the touch transfer wire 620 and one end of the touch trace 300 through the first via hole 61; and, referring to FIG. 4 , when the touch transfer wire 620 is located In the case of a metal functional layer 20, the organic film layer 50 and the insulating layer 40 are separated between the touch transfer line 620 and the touch trace 300, so it is necessary to make a second via hole on the stacked layer of the organic film layer 50 and the insulating layer 40 62 , so as to electrically connect one end of the touch transfer line 620 and one end of the touch trace 300 through the second via hole 62 .

It should be noted that the embodiment of the present application does not specifically limit the thickness of the organic film layer, and needs to be specifically designed according to actual applications. In addition, the array substrate provided by the embodiment of the present application also includes more structural layers in practical applications. In the case of other isolation layer structures outside the insulating layer, the vias between the two also need to penetrate through the isolation layer, so as to achieve the purpose of electrical connection between the touch trace and the touch transfer wire.

Further, as shown in FIG. 5 and FIG. 6 , FIG. 5 is a schematic structural diagram of another array substrate provided by the embodiment of the present application, and FIG. 6 is a cross-sectional view along the CC' direction in FIG. 5 , wherein the embodiment of the present application The provided organic membrane layer 50 is formed with an annular isolation groove 53, the annular isolation groove 53 penetrates through the organic membrane layer 50, and the annular isolation groove 53 is filled with a water vapor isolation layer, wherein the embodiment of the present application is for The material of the water vapor isolation layer is not specifically limited.

Among them, since the organic film layer has the property of easily absorbing water, the reliability of the array substrate is low. In the embodiment of the present application, an annular isolation groove 53 is provided on the organic film layer 50, and a water vapor isolation material is filled in the annular isolation groove 53, It can effectively prevent water vapor from entering the area surrounded by the annular isolation groove 53, thereby improving the reliability of the array substrate. Preferably, as shown in FIG. 5 , in the embodiment of the present application, the organic film layer 50 covers the display area 100 and extends to cover the frame area 200 ;

Wherein, the surrounding area of the annular isolation groove 53 includes the display area 100 .

Further, as shown in FIG. 6 , in order to prevent the touch trace 300 from passing through the annular isolation groove 53 and causing a disconnection and a short circuit with the conductive layer below the annular isolation groove 53 , the preferred first via hole 61 and The second via holes 62 are all located in the area surrounded by the annular isolation groove 53, and then the touch trace 300 and the touch transfer wire 620 are connected in the area surrounded by the annular isolation groove 53, and the touch trace 300 does not need to pass through the ring isolation. groove 53, to avoid disconnection and short circuit with the conductive layer below the annular isolation groove 53.

In any one of the above-mentioned embodiments of the present application, the display area includes a touch structure, and the touch structure is electrically connected to the touch wiring;

Wherein, the touch control structure is a self-capacitance touch structure or a mutual-capacitance touch structure.

When the touch structure provided in the embodiment of the present application is a self-capacitance touch structure, the touch structure includes a plurality of independent self-capacitance electrode blocks, and each self-capacitance electrode block is electrically connected to a touch trace. In order to transmit the touch signal through the touch trace during the touch stage.

And, when the touch structure is a mutual capacitive touch structure, the touch structure includes a plurality of first touch electrodes arranged along the first direction, and each first touch electrode is electrically connected to a touch trace, In order to transmit the touch signal through the touch wiring in the touch stage; in addition, the display device including the array substrate also includes a plurality of second touch electrodes arranged along the second direction (for example, the display device includes a The first substrate is provided, and the first substrate includes a plurality of second touch electrodes arranged along the second direction, wherein the first substrate can be a color filter substrate), and the first direction and the second direction intersect, passing through the second A touch electrode and a second touch electrode interact to achieve the purpose of touch detection; wherein, in the embodiment of the present application, the first direction may be the arrangement direction of the data lines, and the second direction may be the direction of the gate lines alignment direction.

Correspondingly, an embodiment of the present application further provides a display panel, wherein the display panel includes the array substrate provided in any one of the above embodiments.

In an embodiment of the present application, the display panel may be a liquid crystal display panel. Referring to FIG. 7 , it is a schematic structural diagram of a display panel provided in an embodiment of the present application, wherein the display panel includes the Array substrate 1;

A color filter substrate 2 arranged opposite to the array substrate;

And, the liquid crystal layer 3 disposed between the color filter substrate 2 and the array substrate 1 .

In addition, in other embodiments of the present application, the display panel may also be another type of display panel, which is not specifically limited in this embodiment of the present application.

Correspondingly, an embodiment of the present application further provides a display device, wherein the display device includes the display panel provided by any one of the above embodiments.

In an embodiment of the present application, the display device may be a liquid crystal display device, as shown in FIG. panel 4;

And, it also includes a backlight module 5 that provides a backlight for the display panel 4 (as shown by the arrow in FIG. 8 ).

In addition, the display device provided in the embodiment of the present application may not only be a liquid crystal display device, but the liquid crystal device may also be an organic light-emitting display device, which is not specifically limited in the embodiment of the present application.

Embodiments of the present application provide an array substrate, a display panel, and a display device. The array substrate includes a display area and a frame area surrounding the display area. The frame area includes a driver IC setting area, and the array substrate Including a plurality of touch control lines and a plurality of data lines, the driver IC setting area includes a plurality of signal ports arranged along the direction of the data lines, and the plurality of signal ports include a plurality of display signal ports and a plurality of touch Control signal ports, and the multiple display signal ports and multiple touch signal ports are interspersed; multiple signal lines and multiple touch transfer lines located between the driver IC setting area and the display area, wherein, The signal line is connected to the display signal port in a one-to-one correspondence, and the two ends of the touch transfer line are respectively connected to the touch signal port and the touch routing line in a one-to-one correspondence, and the touch transfer line and the There is no overlapping area between the signal lines.

It can be seen from the above that, in the technical solution provided by the embodiment of the present application, the display signal port and the touch signal port are interspersed in the driver IC setting area, and the touch signal port and the touch trace are connected through the transfer line arranged in the frame area. There is no overlapping area between the touch transfer wire and the signal wire, that is, there is no crossover between the touch transfer wire and the signal wire, which optimizes the wiring layout of the array substrate.

The above description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. a kind of array substrate, the array substrate includes the frame region of display area and the circular display area, described Frame region includes driving IC setting area, and the array substrate includes a plurality of touch-control cabling and multiple data lines, feature It is,

The driving IC setting area includes multiple signal ports along data line orientation setting, the multiple signal end Mouth includes multiple display signal ports and multiple touching signals ports, and the multiple display signal port and multiple touching signals The interspersed setting in port；

A plurality of signal wire and a plurality of touch-control patchcord between area and the display area are set positioned at the driving IC, wherein institute Signal wire is stated to connect one to one with the display signal port, the both ends of the touch-control patchcord respectively with the touching signals Port and touch-control cabling connect one to one, and the touch-control cabling is located at the display area, and the touch-control patchcord and institute State no overlap region between signal wire.

2. array substrate according to claim 1, which is characterized in that the array substrate includes:

Substrate；

The first metal function layer on the substrate, and positioned at first metal function layer away from the substrate side Second metal function layer, and there is insulating layer between first metal function layer and the second metal function layer, wherein it is any one The touch-control patchcord is located at first metal function layer or second metal function layer；

Deviate from the organic film of the substrate side positioned at second metal function layer；

And deviate from a plurality of touch-control cabling of the substrate side positioned at the organic film, wherein the touch-control cabling It is connected with the touch-control patchcord by the first via hole being formed on the organic film；Alternatively, the touch-control cabling and institute Touch-control patchcord is stated to connect by being formed in the organic film with the second via hole on the insulating layer.

3. array substrate according to claim 2, which is characterized in that the organic film is formed with annular isolation slot, institute It states annular isolation slot and penetrates through the organic film, and be filled with substantial moisture barrier in the annular isolation slot.

4. array substrate according to claim 3, which is characterized in that the organic film covers the display area, and It extends over to the frame region；

Wherein, the enclosing region of the annular isolation slot includes the display area.

5. array substrate according to claim 4, which is characterized in that first via hole and the equal position of the second via hole are located at institute In the enclosing region for stating annular isolation slot.

6. according to array substrate described in claim 2~5 any one, which is characterized in that the first metal layer is grid Metal layer, and the second metal layer is Source and drain metal level.

7. array substrate according to claim 1, which is characterized in that the display area includes touch-control structure, and described Touch-control structure electrical connection corresponding with the touch-control cabling；

Wherein, the touch-control structure is self-capacitance touch-control structure or mutual capacitance touch-control structure.

8. a kind of display panel, which is characterized in that the display panel includes array described in claim 1~7 any one Substrate.

9. a kind of display device, which is characterized in that the display device includes display panel according to any one of claims 8.

10. display device according to claim 9, which is characterized in that the display device is organic light-emitting display device Or liquid crystal display device.