CN108877523B - Array substrate, display panel and display device - Google Patents
Array substrate, display panel and display device Download PDFInfo
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- CN108877523B CN108877523B CN201810700110.7A CN201810700110A CN108877523B CN 108877523 B CN108877523 B CN 108877523B CN 201810700110 A CN201810700110 A CN 201810700110A CN 108877523 B CN108877523 B CN 108877523B
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- display area
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
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Abstract
The invention discloses an array substrate, a display panel and a display device, comprising: a display area and a non-display area; the display area comprises a plurality of touch control wires; the non-display area comprises a first non-display area and a binding area, and the first non-display area and the special-shaped edge are positioned on the same side of the display area; the first non-display area comprises a touch electrostatic protection circuit, and the touch wiring is electrically connected with the touch electrostatic protection circuit; the display area further comprises a conventional display area and a special-shaped display area extending along the first direction; the shaped display area comprises at least one non-right angle; the touch control wiring comprises a first touch control wiring arranged in the special-shaped display area and a second touch control wiring arranged in the conventional display area; the first touch wire comprises a main body part and a connecting part which are electrically connected, and the main body part is electrically connected with the touch electrostatic protection circuit through the connecting part. The touch electrostatic protection circuit does not need to occupy other spaces of the non-display area except the first non-display area, and the narrow frame of the array substrate is further facilitated to be realized.
Description
Technical Field
The invention relates to the technical field of display, in particular to an array substrate, a display panel and a display device.
Background
With the rapid development of display technology, the shape requirements of displays are gradually increasing in addition to the functions of traditional information display, for example, the current mobile phones with full-screen are favored by consumers, and the reduction of the frame area and the special-shaped design to realize larger screen ratio is a trend in the future of the market.
In order to meet the requirement of a user on the appearance of the display device, the display device can be subjected to special-shaped design, for example, the display device is chamfered, the chamfer can be a straight chamfer or an arc chamfer, in the prior art, at least part of the touch electrostatic protection circuit is arranged in the non-display area at the position of the chamfer, and in the non-display area at the position of the chamfer, the data line electrostatic protection circuit, the shift register circuit and the touch electrostatic protection circuit need to be arranged at the same time.
Disclosure of Invention
In view of the foregoing, the invention provides an array substrate, a display panel and a display device.
The invention provides an array substrate, wherein the main body part and the second touch routing extend along the first direction, and the array substrate comprises: a display area and a non-display area surrounding the display area; the display area comprises a plurality of touch control wires; the non-display area comprises a first non-display area and a binding area which are oppositely arranged along a first direction and are positioned on two sides of the display area, and the first non-display area and the special-shaped edge are positioned on the same side of the display area; the first non-display area comprises a touch electrostatic protection circuit, and the touch wiring is electrically connected with the touch electrostatic protection circuit; the display area further comprises a conventional display area and at least one special-shaped display area extending along the first direction; the shaped display area comprises at least one non-right angle; the touch control wiring comprises a first touch control wiring arranged in the special-shaped display area and a second touch control wiring arranged in the conventional display area; the first touch wire comprises a main body part and a connecting part which are electrically connected, and the main body part is electrically connected with the touch electrostatic protection circuit through the connecting part; the main body portion and the second touch routing are extended along the first direction.
The invention also provides a display panel comprising the array substrate provided by the invention.
The invention also provides a display device which comprises the display panel provided by the invention.
Compared with the prior art, the array substrate, the display panel and the display device provided by the invention at least realize the following beneficial effects:
the first touch wiring of the special-shaped display area comprises a main body part and a connecting part which are electrically connected, the main body part is electrically connected with a touch electrostatic protection circuit arranged in the first non-display area through the connecting part, the first touch wiring of the special-shaped display area is electrically connected with the touch electrostatic protection circuit arranged in the first non-display area, the touch electrostatic protection circuit can be only arranged in the first non-display area, the touch electrostatic protection circuit does not need to occupy other spaces of the non-display area except the first non-display area, and the narrow border of the special-shaped array substrate is further facilitated to be realized.
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 schematic structural diagram of an array substrate according to an embodiment of the present invention;
fig. 2 is a schematic partial structure diagram of another array substrate according to an embodiment of the present invention;
fig. 3 is a schematic partial structure diagram of another array substrate according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of another array substrate according to an embodiment of the present invention;
fig. 5 is a schematic partial structure diagram of another array substrate according to an embodiment of the present invention;
fig. 6 is a schematic partial structure diagram of another array substrate according to an embodiment of the present invention;
fig. 7 is a schematic cross-sectional view of another array substrate according to an embodiment of the invention;
fig. 8 is a schematic structural diagram of another array substrate according to an embodiment of the present invention;
fig. 9 is a schematic partial cross-sectional view of another array substrate according to an embodiment of the invention;
fig. 10 is a schematic structural diagram of another array substrate according to an embodiment of the present invention;
FIG. 11a is an equivalent circuit diagram of a touch ESD protection circuit according to an embodiment of the present invention;
FIG. 11b is a diagram of another equivalent circuit of the touch ESD protection circuit according to the embodiment of the present invention;
fig. 12 is a schematic structural diagram of a display panel according to an embodiment of the present invention;
fig. 13 is a schematic structural diagram of a display device according to an embodiment of the present invention.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Fig. 1 is a schematic structural diagram of an array substrate according to an embodiment of the present invention, and referring to fig. 1, an embodiment of the present invention provides an array substrate, including:
a display area AA and a non-display area NA surrounding the display area AA;
the display area AA includes a plurality of touch traces TP and at least one non-orthogonal a 1;
the non-display area NA includes a first non-display area NA1 and a binding area 10 oppositely disposed along the first direction X on both sides of the display area AA, the first non-display area NA1 and the non-right angle a1 being located on the same side of the display area AA; the first non-display area NA1 includes the touch electrostatic protection circuit 20, and the touch trace TP is electrically connected to the touch electrostatic protection circuit 20;
the display area AA further comprises a regular display area AA1 and at least one shaped display area AA2 extending in the first direction X; shaped display area AA2 includes at least one non-orthogonal a 1;
the touch trace TP comprises a first touch trace TP1 disposed in the special-shaped display area AA2 and a second touch trace TP2 disposed in the conventional display area AA 1;
the first touch trace TP1 includes a main portion TP11 and a connection portion TP12, which are electrically connected, and the main portion TP11 is electrically connected to the touch electrostatic protection circuit 20 through the connection portion TP 12;
the main body portion TP11 and the second touch trace TP2 both extend along the first direction X.
Specifically, with reference to fig. 1, in the array substrate provided in the embodiment of the present invention, the display area AA has a display function, and the non-display area NA may be provided with structures such as circuit elements and traces.
The array substrate provided by the embodiment of the invention is a special-shaped array substrate, specifically, the display area AA has at least one non-right angle a1, the non-right angle a1 may be a rounded corner, an acute angle or an obtuse angle, and only the non-right angle a1 is taken as an example in fig. 1 for illustration. In the embodiment of the present invention, the display area AA includes a section of non-right angle a1, and optionally, the display area AA may include two or more sections of non-right angle a1, which is not limited in this embodiment.
The touch traces TP are electrically connected to the touch electrostatic protection circuit 20, and the electrostatic protection circuit 20 can protect each touch trace TP for transmitting the touch signal from having electrostatic protection capability, so as to comprehensively protect the touch trace TP of the array substrate from generating abnormality due to too large or too small transmitted electrical signal.
The touch electrostatic protection circuit 20 is arranged in the first non-display area NA1, the first non-display area NA1 and the binding area 10 are oppositely arranged along the first direction X, and the touch electrostatic protection circuit 20 and the binding area 10 are prevented from being adjacently arranged, so that the space on one side of the binding area 10 in the non-display area NA is prevented from being too large, the space of the non-display area NA is reasonably utilized, and the narrow frame of the special-shaped array substrate is favorably realized.
The first touch trace TP1 of the irregular display area AA2 includes a main portion TP11 and a connecting portion TP12, wherein the main portion TP11 and the second touch trace TP2 both extend along the first direction X, the main portion TP11 is electrically connected to the touch electrostatic protection circuit 20 disposed in the first non-display area NA1 through the connecting portion TP12, so that the first touch trace TP1 of the irregular display area AA2 is electrically connected to the touch electrostatic protection circuit 20 disposed in the first non-display area NA1, and the touch electrostatic protection circuit 20 may be disposed only in the first non-display area NA1, and the touch electrostatic protection circuit 20 does not need to occupy other spaces of the non-display area NA except the first non-display area NA1, thereby further facilitating the implementation of a narrow frame of the irregular array substrate.
Fig. 2 is a partial structural schematic view of another array substrate provided by an embodiment of the present invention, and referring to fig. 2, optionally, the connection portion TP12 includes a first connection portion 121 extending along a first direction X and a second connection portion 122 extending along a second direction Y, where the first direction X and the second direction Y intersect;
the first connection portion 121 is electrically connected to the touch electrostatic protection circuit.
Specifically, with reference to fig. 2, the first touch trace TP1 in the irregular display area AA2 includes a main body portion TP11, a first connection portion 121, and a second connection portion 122 electrically connected to each other, and the main body portion TP11 is electrically connected to the touch electrostatic protection circuit 20 disposed in the first non-display area NA1 through the first connection portion 121 extending in the first direction X and the second connection portion 122 extending in the second direction Y, so as to meet the requirement that the touch electrostatic protection circuit 20 is disposed only in the first non-display area NA1, and to implement a narrow frame of the irregular array substrate.
Fig. 3 is a schematic partial structure view of another array substrate according to an embodiment of the present invention, referring to fig. 3, in which the connection portion TP12 is a straight line segment.
Specifically, with reference to fig. 3, the first touch trace TP1 in the irregular display area AA2 includes a main portion TP11 and a connecting portion TP12, the connecting portion TP12 is a straight-line segment, and the extending direction along the connecting portion TP12 intersects with the extending direction along the main portion TP11, the main portion TP11 is electrically connected to the touch electrostatic protection circuit 20 disposed in the first non-display area NA1 through the connecting portion TP12, so as to meet the requirement that the touch electrostatic protection circuit 20 is disposed only in the first non-display area NA1, and thus the irregular array substrate is narrowed.
The connection portion TP12 may be a curved line segment, an arc line segment, or a straight line segment, and fig. 3 illustrates that the connection portion TP12 is only a straight line segment, which is not limited in this embodiment.
Fig. 4 is a schematic structural view of another array substrate according to an embodiment of the present invention, referring to fig. 4, wherein the non-display area NA further includes a second non-display area NA2 and at least one corner non-display area NA 3; the corner non-display area NA3 is adjacent to the non-right angle a 1.
Specifically, with reference to fig. 4, the non-display area NA includes a first non-display area NA1, a second non-display area NA2 and a corner non-display area NA3, the touch electrostatic protection circuit 20 is disposed in the first non-display area NA1, and the corner non-display area NA3 is adjacent to the non-right angle a1, so that the touch electrostatic protection circuit 20 is prevented from being partially disposed in the corner non-display area NA3, and the space of the corner non-display area NA3 is effectively reduced.
Fig. 5 is a schematic partial structure diagram of another array substrate according to an embodiment of the present invention, referring to fig. 5, optionally, wherein the display area further includes a plurality of data lines D;
the non-display area NA further includes a data line electrostatic protection circuit 30, and the data line D is electrically connected to the data line electrostatic protection circuit 30;
the data line electrostatic protection circuit 30 includes a first data line electrostatic protection circuit 301 disposed in the first non-display area NA1 and a second data line electrostatic protection circuit 302 disposed in the corner non-display area NA 3.
Specifically, with reference to fig. 5, the data lines D are electrically connected to the data line electrostatic protection circuit 30, and the data line electrostatic protection circuit 30 can protect each data line D for transmitting signals from having electrostatic protection capability, so as to protect the data lines D of the array substrate from generating abnormality due to too large or too small transmitted electrical signals.
The first data line electrostatic protection circuit 301 is disposed in the first non-display area NA1, the second data line electrostatic protection circuit 302 is disposed in the corner non-display area NA3, and the touch electrostatic protection circuit 20 electrically connected to the touch trace TP is only disposed in the first non-display area NA1, so as to prevent the touch electrostatic protection circuit 20 from occupying the space of the corner non-display area NA3, thereby affecting the disposition of the second data line electrostatic protection circuit 32 or affecting the size of the space of the corner non-display area NA 3.
Fig. 6 is a schematic partial structure view of another array substrate according to an embodiment of the present invention, referring to fig. 6, optionally, wherein the display area AA further includes a plurality of gate lines S;
the non-display area NA further includes a shift register circuit 40, and the gate line S is electrically connected to the shift register circuit 40;
the shift register circuit 40 includes a first shift register circuit 41 disposed in the second non-display area NA2 and a second shift register circuit 42 disposed in the corner non-display area NA 3.
Specifically, with reference to fig. 7, the non-display area NA further includes a shift register circuit 40 electrically connected to the gate line S, the shift register circuit 40 includes a second shift register circuit 42 disposed in the corner non-display area NA3, and the touch electrostatic protection circuit 20 electrically connected to the touch trace TP is disposed only in the first non-display area NA1, so as to prevent the touch electrostatic protection circuit 20 from occupying a space of the corner non-display area NA3, thereby affecting the disposition of the second shift register circuit 42 or affecting the size of the space of the corner non-display area NA 3.
Further, the second data line electrostatic protection circuit 32 is also disposed in the corner non-display area NA3, and the touch electrostatic protection circuit 20 is only disposed in the first non-display area NA1, so as to avoid the situation that the touch electrostatic protection circuit 20, the data line electrostatic protection circuit 30 and the shift register circuit 40 are simultaneously disposed in the corner non-display area NA3, thereby effectively reducing the space of the corner non-display area NA3, and further facilitating the realization of the narrow frame of the array substrate.
It should be noted that the shift register circuit 40 may include a plurality of transistors, capacitor elements, and other circuit structures, and the specific circuit structure of the shift register circuit 40 is not particularly limited in this embodiment.
Fig. 7 is a schematic cross-sectional structure view of another array substrate provided in an embodiment of the present invention, referring to fig. 6 and 7, optionally, further including a substrate 51, and a first metal layer 52, a second metal layer 53, and a third metal layer 54 sequentially disposed along a side perpendicular to the substrate 51;
the first metal layer 52 includes a gate line S, the second metal layer 53 includes a data line D, and the third metal layer 54 includes a touch trace TP.
Fig. 8 is a schematic structural diagram of another array substrate provided in an embodiment of the present invention, and fig. 9 is a schematic partial cross-sectional structural diagram of another array substrate provided in an embodiment of the present invention, referring to fig. 7 to fig. 9, optionally, a common electrode layer 55 is further included, the common electrode layer 55 includes a plurality of mutually independent common electrodes 56a, and the common electrodes 56a are multiplexed as touch electrodes 56 b;
the touch trace TP is connected to the corresponding touch electrode 56b through the via 57.
Specifically, with continued reference to fig. 7-9, a first metal layer 52 including a gate line S, a second metal layer 53 including a data line D, a common electrode layer 55 including a common electrode 56a, and a third metal layer 54 including a touch trace TP are sequentially disposed along a side perpendicular to the substrate base plate 51. The common electrode 56a is reused as the touch electrode 56b, the touch electrodes 56b are arranged independently, and the touch trace TP is connected to the corresponding touch electrode 56b through the via 57, so that the touch trace TP provides a touch signal to the corresponding touch electrode 56 b.
Fig. 10 is a schematic structural view of another array substrate according to an embodiment of the invention, referring to fig. 10, optionally, wherein the first touch trace TP1 includes at least two first main body portions 111;
the first body portions 111 are connected in parallel to each other and are connected to a connection portion TP 12.
Specifically, with reference to fig. 10, the two first main body portions 111 are connected in parallel, and then electrically connected to the touch electrostatic protection circuit 20 through the connection portion TP12, and the resistance of the first touch trace TP1 is effectively reduced compared to the case where only one first main body portion 111 is provided. Meanwhile, the first main body 111 connected in parallel is electrically connected to the touch electrostatic protection circuit 20 through a connection portion TP12, so that the number of connection portions TP12 electrically connected to the touch electrostatic protection circuit 20 is effectively reduced, and the distance between the connection portions TP12 is increased, thereby effectively avoiding the short circuit phenomenon caused by the excessively small distance between the connection portions TP 12.
In the embodiment of the invention, only the first touch trace TP1 includes two first main body portions 111 for illustration, optionally, the first touch trace TP1 includes three or more first main body portions 111, and the embodiment does not specifically limit this.
With reference to fig. 10 continuously, optionally, the first touch trace TP1 further includes a third connection portion 123 extending along the first direction, and the third connection portion 123 and the bonding area 10 are located on the same side of the display area AA;
the first body portion 111 and the third connection portion 123 are connected.
Specifically, with reference to fig. 10, the first touch trace TP1 is connected to a chip (not shown in fig. 10) disposed in the bonding area 10 through the third connection portions 123, the number of the third connection portions 123 affects the size of the bonding area 10, and the smaller the number of the third connection portions 123, the smaller the corresponding bonding area 10 is, thereby further facilitating the realization of a narrow frame of the array substrate.
With continued reference to fig. 10, optionally, the second touch trace TP2 includes a fourth connecting portion 124, a fifth connecting portion 125 and at least two second main body portions 112, which all extend along the first direction X;
the fourth connecting part 124 and the first non-display area NA1 are located on the same side of the display area AA;
the fifth connecting part 125 and the binding area 10 are located on the same side of the display area AA;
the second body 112 is connected in parallel to the fourth and fifth connection portions 124 and 125.
Specifically, with reference to fig. 10, the second touch trace TP2 includes two second main body portions 112 connected in parallel, so as to effectively reduce the resistance of the second touch trace TP 2. The second main body 112 is electrically connected to the touch electrostatic protection circuit 20 through the fourth connection portion 124, so that the number of the fourth connection portions 124 electrically connected to the touch electrostatic protection circuit 20 is effectively reduced, and the distance between the fourth connection portions 124 is increased, thereby effectively avoiding a short circuit phenomenon caused by an excessively small distance between the fourth connection portions 124. The second main body portion 112 is connected to a chip (not shown in fig. 10) disposed in the bonding region 10 through the fifth connection portion 125, and the smaller the number of the fifth connection portions 125, the smaller the corresponding bonding region 10, thereby further facilitating the realization of a narrow frame of the array substrate.
In the embodiment of the invention, only the second touch trace TP2 includes two second main body portions 112 for illustration, optionally, the second touch trace TP2 includes three or more second main body portions 112, which is not limited in this embodiment.
With continued reference to fig. 10, optionally, wherein the first body portion 111 has a length d1 and the second body portion 112 has a length d 2; wherein the content of the first and second substances,
0＜d1＜d2。
the length of the first main body portion 111 in the first touch trace TP1 in the irregular display area AA2 is smaller than the length of the second main body portion 112 in the second touch trace TP2 in the conventional display area AA1, so that the first main body portion 111 is electrically connected to the touch electrostatic protection circuit 20 through the connection portion TP12, and matches the shape of the irregular display area AA 2.
Fig. 11a is an equivalent circuit diagram of a touch electrostatic protection circuit according to an embodiment of the present invention, referring to fig. 11a, optionally, where the touch electrostatic protection circuit includes: a first transistor T1 and a second transistor T2; the first transistor T1 and the second transistor T2 are both diodes, and when positive charges of static electricity occur and the voltage in the touch trace TP is higher than the voltage of the first high-level input terminal VGH, the first transistor T1 is turned on in the forward direction, so that the static electricity in the touch trace TP can be conducted away, and the voltage in the touch trace TP is maintained at the voltage of the first high-level input terminal VGH; when the static electricity of negative charge occurs, when the voltage in the touch trace TP is lower than the voltage of the first low-level input terminal VGL, the second transistor T2 is turned on in the forward direction, so that the static electricity in the touch trace TP can be conducted away, and the voltage in the touch trace TP is maintained at the voltage of the first low-level input terminal VGL, thereby performing the function of electrostatic protection on the touch trace TP.
Fig. 11b is a diagram of another equivalent circuit of the touch esd protection circuit in an embodiment of the invention, referring to fig. 11b, wherein,
the source S1 of the first transistor T1 is connected to the touch trace TP, and the drain D1 and the gate G1 of the first transistor T1 are connected to the first high-level input VGH;
the drain D2 of the second transistor T2 is connected to the touch trace TP, and the source S2 and the gate G2 of the second transistor T2 are connected to the first low-level input VGL.
Specifically, with reference to fig. 11b, the first transistor T1 is P-type, the source S1 of the first transistor T1 is connected to the touch trace TP, and the drain D1 and the gate G1 of the first transistor T1 are connected to the first high-level input terminal VGH; the second transistor T2 is of an N-type, the drain D2 of the second transistor T2 is connected to the touch trace TP, and the source S2 and the gate G2 of the second transistor T2 are connected to the first low-level input terminal VGL.
The turn-on conditions of the P-type transistor are as follows: the difference between the gate voltage Vg and the source voltage Vs (or the drain voltage Vd) is less than the threshold voltage Vth. The turn-on conditions of the N-type transistor are as follows: the difference between the gate voltage Vg and the source voltage Vs (or the drain voltage Vd) is greater than the threshold voltage Vth.
When the voltage of the touch trace TP is greater than the voltage of the first high-level input terminal VGH, the first transistor T1 is turned on, and the source S1 and the drain D1 of the first transistor T1 are turned on, that is, the touch trace TP and the first high-level input terminal VGH are turned on, so that the voltage of the touch trace TP is maintained as the voltage of the first high-level input terminal VGH; when the voltage of the touch trace TP is less than the voltage of the first low-level input terminal VGL, the second transistor T2 is turned on, and the source S2 and the drain D2 of the second transistor T2 are turned on, that is, the touch trace TP and the first low-level input terminal VGL are turned on, so that the voltage of the touch trace TP is maintained as the voltage of the first low-level input terminal VGL; when the voltage in the touch trace TP is between the voltage of the first low level input terminal VGL and the voltage of the first high level input terminal VGH, neither the first transistor T1 nor the second transistor T2 can be turned on.
It should be noted that, in the embodiment, only the P-type first transistor T1 and the N-type second transistor T2 are taken as an example to describe the touch electrostatic protection circuit, and in a specific implementation, other implementation manners may be adopted to implement protection of the touch trace, that is, the touch electrostatic protection circuit may also have other structures, and the specific structure of the touch electrostatic protection circuit is not specifically limited in the embodiment.
An embodiment of the invention provides a display panel, which includes the array substrate.
Referring to fig. 12, fig. 12 is a schematic structural diagram of a display panel according to an embodiment of the present invention. Fig. 12 shows a display panel including an array substrate 50 according to any of the above embodiments of the present invention.
The display panel shown in fig. 12 is described by taking a liquid crystal display panel as an example, and the display panel further includes a color filter substrate 60 and a liquid crystal layer 70 provided between the color filter substrate 60 and the array substrate 50. The display panel provided by the embodiment of the invention can also be an organic light-emitting display panel. It should be understood by those skilled in the art that in other implementations of the present application, the display panel may also be a micro Light Emitting diode (micro LED), a Quantum Dot display (QLED), an electronic paper, or other types of panels or display components, which is not limited in this application and is determined by the actual situation. It should be noted that, as will be apparent to those skilled in the art, the display panel of the present application may include other known structures besides the array substrate.
An embodiment of the invention provides a display device, which includes the display panel.
Referring to fig. 13, fig. 13 is a schematic structural diagram of a display device according to an embodiment of the present invention. Fig. 11 provides a display device 1000 including the display panel 100 according to any of the above embodiments of the present invention. The embodiment of fig. 11 is only an example of a mobile phone, and the display device 1000 is described, it is to be understood that the display device provided in the embodiment of the present invention may be other display devices with a display function, such as a computer, a television, and a vehicle-mounted display device, and the present invention is not limited thereto. The display device provided in the embodiment of the present invention has the beneficial effects of the display panel provided in the embodiment of the present invention, and specific reference may be made to the specific description of the display panel in each of the above embodiments, which is not repeated herein
Referring to fig. 1 and 13, optionally, a chip or a flexible circuit board is bound to the binding region 10.
Specifically, with continued reference to fig. 1 and fig. 11, the display device 1000 includes the display panel 100 as described above, wherein a chip (Integrated Circuit, abbreviated as IC) or a Flexible Printed Circuit (abbreviated as FPC) is bound to the binding region 10 in the display panel, and those skilled in the art can understand that the display device 1000 of the present application may include other known structures besides the display panel.
According to the embodiment, the array substrate, the display panel and the display device provided by the invention at least realize the following beneficial effects:
the first touch wiring of the special-shaped display area comprises a main body part and a connecting part which are electrically connected, the main body part is electrically connected with a touch electrostatic protection circuit arranged in the first non-display area through the connecting part, the first touch wiring of the special-shaped display area is electrically connected with the touch electrostatic protection circuit arranged in the first non-display area, the touch electrostatic protection circuit can be only arranged in the first non-display area, the touch electrostatic protection circuit does not need to occupy other spaces of the non-display area except the first non-display area, and the narrow border of the special-shaped array substrate is further facilitated to be realized.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (12)
1. An array substrate, comprising:
a display area and a non-display area surrounding the display area;
the display area comprises a plurality of touch control routing lines and at least one non-right angle;
the non-display area comprises a first non-display area and a binding area which are oppositely arranged along a first direction and are positioned on two sides of the display area, and the first non-display area and the non-right angle are positioned on the same side of the display area; the first non-display area comprises a touch electrostatic protection circuit, and the touch routing is electrically connected with the touch electrostatic protection circuit;
the display area further comprises a regular display area and at least one special-shaped display area extending along the first direction; said shaped display area comprises at least one said non-orthogonal angle;
the touch control wires comprise first touch control wires arranged in the special-shaped display area and second touch control wires arranged in the conventional display area;
the first touch wire comprises a main body part and a connecting part which are electrically connected, the main body part is electrically connected with the touch electrostatic protection circuit through the connecting part, and at least part of the connecting part is positioned in the display area;
the main body part and the second touch routing extend along the first direction;
the first touch routing comprises at least two first main body parts; the first main body parts are connected in parallel and connected with the connecting part; the first touch routing further comprises a third connecting part extending along the first direction, and the third connecting part and the binding area are located on the same side of the display area; the first main body part is connected with the third connecting part;
the second touch routing comprises a fourth connecting part, a fifth connecting part and at least two second main body parts, wherein the fourth connecting part, the fifth connecting part and the at least two second main body parts all extend along the first direction; the fourth connecting part and the first non-display area are positioned on the same side of the display area; the fifth connecting part and the binding area are positioned on the same side of the display area; the second main body parts are connected in parallel and are connected with the fourth connecting part and the fifth connecting part; the length of the first main body part is d1, and the length of the second main body part is d 2; wherein d1 is more than 0 and less than d 2.
2. The array substrate of claim 1,
the connecting part comprises a first connecting part extending along the first direction and a second connecting part extending along a second direction, and the first direction and the second direction are intersected;
the first connecting portion is electrically connected with the touch electrostatic protection circuit.
3. The array substrate of claim 1,
the connecting part is a straight line segment.
4. The array substrate of claim 1,
the non-display area further comprises a second non-display area and at least one corner non-display area; the corner non-display area is adjacent to the non-right angle.
5. The array substrate of claim 4,
the display area also comprises a plurality of data lines;
the non-display area also comprises a data line electrostatic protection circuit, and the data line is electrically connected with the data line electrostatic protection circuit;
the data line electrostatic protection circuit comprises a first data line electrostatic protection circuit arranged in the first non-display area and a second data line electrostatic protection circuit arranged in the corner non-display area.
6. The array substrate of claim 5,
the display area further comprises a plurality of gate lines;
the non-display area further comprises a shift register circuit, and the gate line is electrically connected with the shift register circuit;
the shift register circuit comprises a first shift register circuit arranged in the second non-display area and a second shift register circuit arranged in the corner non-display area.
7. The array substrate of claim 6, further comprising:
the metal-clad plate comprises a substrate base plate, and a first metal layer, a second metal layer and a third metal layer which are sequentially arranged along one side perpendicular to the substrate base plate;
the first metal layer includes the gate line, the second metal layer includes the data line, and the third metal layer includes the touch trace.
8. The array substrate of claim 7, further comprising:
the common electrode layer comprises a plurality of mutually independent common electrodes, and the common electrodes are multiplexed as touch electrodes;
the touch-control routing is connected with the corresponding touch-control electrode through the via hole.
9. The array substrate of claim 1,
the touch electrostatic protection circuit comprises: a first transistor and a second transistor; wherein the content of the first and second substances,
the source electrode of the first transistor is connected with the touch wiring, and the drain electrode and the grid electrode of the first transistor are connected with the first high-level input end;
the drain electrode of the second transistor is connected with the touch control routing, and the source electrode and the grid electrode of the second transistor are connected with the first low-level input end.
10. A display panel comprising the array substrate according to any one of claims 1 to 9.
11. A display device characterized by comprising the display panel according to claim 10.
12. The display device according to claim 11,
the binding region is bound with a chip or a flexible circuit board.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810700110.7A CN108877523B (en) | 2018-06-29 | 2018-06-29 | Array substrate, display panel and display device |
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| CN201810700110.7A CN108877523B (en) | 2018-06-29 | 2018-06-29 | Array substrate, display panel and display device |
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| CN108877523A CN108877523A (en) | 2018-11-23 |
| CN108877523B true CN108877523B (en) | 2021-04-02 |
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| CN109343258B (en) * | 2018-11-26 | 2022-07-01 | 厦门天马微电子有限公司 | Display panel and display device |
| CN109901748B (en) * | 2019-02-28 | 2022-05-03 | 厦门天马微电子有限公司 | Display panel and display device |
| CN113811841B (en) * | 2020-03-31 | 2024-03-19 | 京东方科技集团股份有限公司 | Touch circuit, touch panel and display device |
| CN111681554B (en) * | 2020-06-30 | 2022-03-25 | 上海中航光电子有限公司 | Display panel and display device |
| CN113571021B (en) * | 2021-06-30 | 2023-03-14 | 上海中航光电子有限公司 | Display panel and display device |
| CN115032839B (en) * | 2022-05-26 | 2023-09-19 | 上海中航光电子有限公司 | Array substrate, display panel and display device |
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