WO2020087819A1

WO2020087819A1 - Display panel and display device

Info

Publication number: WO2020087819A1
Application number: PCT/CN2019/076366
Authority: WO
Inventors: 刘权; 王欢; 秦旭; 张露; 张金方; 胡思明; 韩珍珍
Original assignee: 昆山国显光电有限公司
Priority date: 2018-10-29
Filing date: 2019-02-27
Publication date: 2020-05-07
Also published as: CN109212852A; CN109212852B

Abstract

A display panel (100) and a display device. A display area (110) and a non-display area (120) provided around the display area (110) are defined in the display panel (100); a fan-out wiring area (121) and a binding area (122) are defined in the non-display area (120), and the fan-out wiring area (121) comprises a plurality of second signal leads (1211) which are electrically connected to the display area (110); each second signal lead (1211) comprises a first line segment (12111) and a second line segment (12112) which are connected, a break point (a) is formed at a connecting end between the first line segment (12111) and the second line segment (12112); a first end of the first line segment (12111) is connected to the display area (110), and the other end of the second line segment (12112) sequentially traverses the fan-out wiring area (121) and the binding area (122), wherein the plurality of second signal leads (1211) are spaced apart from each other, and the spacing between the second line segments (12112) of at least two adjacent second signal leads (1211) is different from that between the second line segments (12112) of the remaining adjacent second signal leads (1211). A narrow frame design of the display panel (100) may be realized by means of the described configuration.

Description

Display panel and display device

【Technical Field】

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

【Background technique】

A display panel, such as a liquid crystal display panel, please refer to FIG. 1, the display panel 300 shown generally includes a display area (AA area) 310 and a peripheral non-display area 320, wherein the peripheral non-display area 320 generally includes a frame located on the lower side of the display panel The fan-out routing area 321 and the binding area 322. There are many conductive pads 3221 in the binding area 322, the fan-out wiring area 321 includes a plurality of second signal leads 3211, one end of the fan-out wiring area 321 is connected to the signal leads of the display area, and one end is connected to the conductive pad of the binding area 3221 connection.

Among them, when the lower frame becomes narrower, its wiring space is limited, especially the fan-out area trace 3321, will occupy a large part of the lower frame. The arrangement of the conventional conductive pads 3221 in the display panel 300 is closely arranged, and all the conductive pads are in an effective state. In this way, in the process of pursuing the narrow lower bezel, the outermost walk of the wiring area 321 is fanned out The position where the line forms the inflection point a will be closer to the side away from the display area, thereby affecting the further compression of the size of the lower frame.

[Invention content]

The present application provides a display panel and a display device, which can solve the problem that the lower frame of the display panel in the prior art cannot be further compressed.

In order to solve the above technical problems, a technical solution adopted by the present application is to provide a display panel which defines a display area and a non-display area arranged around the display area; the non-display area defines a fan-out walk A line area and a binding area, the fan-out wiring area includes a plurality of second signal leads electrically connected to the display area, and each of the second signal leads includes a first line segment and a second line segment connected in sequence, The connecting end of the first line segment and the second line segment forms an inflection point, the first end of the first line segment is connected to the display area, and the other end of the second line segment passes through the fan-out trace in sequence Area and binding area; wherein, the spacing between the plurality of second signal leads is set, and the spacing between the second line segments of at least two adjacent second signal leads and the remaining adjacent The spacing between the second line segments of the second signal lead is different.

In order to solve the above technical problems, another technical solution adopted by the present application is to provide a display device including a display panel, the display panel defining a display area and a non-display area provided around the display area; The non-display area defines a fan-out wiring area and a binding area, the fan-out wiring area includes a plurality of second signal leads electrically connected to the display area, and each of the second signal leads includes sequentially connected A first line segment and a second line segment, the connecting end of the first line segment and the second line segment forms an inflection point, the first end of the first line segment is connected to the display area, and the other of the second line segment One end passes through the fan-out wiring area and the binding area in sequence; wherein, the spacing between the plurality of second signal leads is set, and between the second line segments of at least two adjacent second signal leads And the distance between the remaining second line segments adjacent to the second signal lead is different.

The beneficial effect of the present application is to provide a display panel and a display device by setting the spacing between the second line segments of two adjacent second signal leads located in the middle of the plurality of second signal leads in the fan-out wiring area to The distance between the second line segments of the remaining second signal leads is different, so that the allocatable space of the outermost second signal leads in the fan-out wiring area becomes larger, thereby making the first line of the outermost second signal leads The inflection point formed by the connecting end of the segment and the second line segment is closer to the side of the display area of the display panel, so that the lower border of the display panel moves up as a whole, thereby realizing the narrow border design of the display panel.

【Explanation】

1 is a schematic structural diagram of an embodiment of a display panel in the prior art;

2 is a schematic structural diagram of a first embodiment of a display panel of this application;

3 is a schematic structural diagram of an embodiment of the fan-out wiring area and the binding area of this application;

FIG. 4 is a comparison schematic diagram of an embodiment of the application and the prior art fan-out wiring area;

5 is a schematic structural diagram of a second embodiment of a display panel of the present application

6 is a schematic structural diagram of a third embodiment of a display panel of this application;

7 is a schematic structural diagram of an embodiment of a display device of the present application.

【detailed description】

The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without making creative work fall within the scope of protection of this application.

Please refer to FIG. 2, which is a schematic structural diagram of an embodiment of a display panel of the present application. As shown in FIG. 2, the display panel 100 provided by the present application defines a display area 110 (Active Area, referred to as “AA area”) and a surrounding display. The non-display area 120 provided in the area 110, optionally, the non-display area 120 is not necessarily disposed around the display area 110, and the non-display area 120 may be provided only on one side edge or both side edges or both sides of the periphery of the display area 110 The periphery of the edge and the bottom edge, or only the periphery of the bottom edge, the surrounding in this application does not limit the scope of the claims.

The display panel 100 includes a plurality of first signal leads provided in the display area 110. Optionally, the first signal leads may be data lines, Vdd traces, etc., which are not specifically limited herein. Specifically, referring to FIG. 2, the display area 110 of the display panel 100 in the present application may include a plurality of gate scanning lines 111 and data lines 112 arranged in rows and columns, and a plurality of data lines 112 and a plurality of gate scanning lines 111 are cross-defined A plurality of sub-pixels P, the plurality of sub-pixels P includes a plurality of pixel rows along the extending direction of the gate scanning line 111, the plurality of pixel rows are sequentially arranged along the extending direction of the data line 112, wherein the extending direction of the gate scanning line 111 is In one direction, the extending direction of the data line 112 is the second direction, wherein the first direction and the second direction are perpendicular to each other.

The non-display area 120 defines a fan-out wiring area 121 and a binding area 122.

Referring to FIG. 3, FIG. 3 is a schematic structural diagram of an embodiment of a fan-out wiring area and a binding area according to this application. As shown in FIG. 3, the fan-out wiring area 121 includes a plurality of second signal leads 1211 electrically connected to the display area 110, and each of the second signal leads 1211 includes a first line segment 12111 and a second line segment 12112 connected in sequence. The connecting ends of the first line segment 12111 and the second line segment 12112 form an inflection point a. The first end of the first line segment 12111 is connected to the first signal lead in the display area 110, and the other end of the second line segment 12112 passes through the fan-out trace in sequence区 121 和 Binding district 122.

With further reference to FIG. 3, the plurality of second signal leads 1211 in the fan-out wiring area 121 in this application are spaced apart, and the distance between the second line segments 12112 of at least two adjacent second signal leads 1211 and the remaining phase The spacing between the second line segments 12112 adjacent to the second signal lead 1211 is different.

With further reference to FIG. 3, taking two adjacent second signal leads 1211 located in the middle of the plurality of second signal leads 1211 in the fan-out wiring area 121 as an example for specific description. As shown in FIG. 3, the distance between the second line segments 12112 of the two adjacent second signal leads 1211 disposed in the middle of the fan-out wiring area 121 is L1, and the remaining second line segments 12112 of the adjacent second signal leads 1211 The distance between them is set to L2. The interval between the second line segments 12112 of the two middlemost adjacent second signal leads 1211 is L1, which is greater than the interval between the second line segments 12112 of the remaining adjacent second signal leads 1211 is set to L2. It can be understood that in this embodiment, the spacing L2 between the second line segments 12112 of the remaining adjacent second signal leads 1211 is set to be the same. Of course, in other embodiments, the interval L2 between the second line segments 12112 of the remaining adjacent second signal lines 1211 may also be different, but it is necessary to ensure that the two middlemost adjacent second signals in the fan-out wiring area 121 The interval L1 between the second line segments 12112 of the lead 1211 is greater than the interval L2 between the second line segments 12112 of any remaining two adjacent second signal leads 1211.

In this embodiment, the interval L2 between the second line segments 12112 of the two middlemost adjacent second signal leads 1211 in the fan-out wiring area 121 is set to be greater than the second line segments of the remaining two adjacent second signal leads 1211 The distance L1 between 12112 can make the inflection point a formed by the connecting end of the first line segment 12111 and the second line segment 12111 of the second signal lead 1211 on the outermost side of the fan-out wiring area 121 move toward the display area 110 of the display panel 100 (The direction shown in FIG. 3 is upward movement), so that the lower frame of the display panel 100 can be further compressed, and the narrow frame design of the display panel can be realized.

With reference to FIG. 4, FIG. 4 is a comparison schematic diagram of an embodiment of the application and the prior art fan-out wiring area. FIG. 4 a) is a schematic diagram of an embodiment of the prior art display panel, and FIG. 4 b) is the application panel A schematic diagram of an embodiment, in combination with FIG. 1 and comparing FIGS. A) and b), it can be found that, before the embodiment of the present application is adopted, all the pull wires of the second signal leads 3211 in the fan-out wiring area 321 are concentrated in the fan-out wiring area In the middle area of 322, and the available space of the outermost second signal lead 3211 is insufficient, the inflection point a ′ formed by the connection ends of the first and second line segments is closer to the display area 310 away from the display panel 300, which results in The lower border of the display panel 300 cannot be further compressed.

In FIG. 4 b), after adopting the embodiment of the present application, that is, by setting the distance between the second line segments 12112 of the two middlemost adjacent second signal leads 1211 in the fan-out wiring area 121 to be greater than the remaining two remaining phases The spacing between the second line segments 12112 adjacent to the second signal leads 1211 can make the available space for all the second signal leads 1211 in the fan-out trace area 121 larger, that is, all the second signal leads 1211 in the fan-out trace area 121 are not used All are concentrated in the middle of the fan-out wiring area 121, and the inflection point a formed at the connection end of the first line segment 12111 and the second line segment 12112 of the outermost second signal lead 1211 of the fan-out wiring area 121 can be toward the display area 110 Moving in the direction. Comparing Figures a) and b), it can be found that the technical solution adopted in this application can make the connection ends of the first line segment 12111 and the second line segment 12112 of the outermost second signal lead 1211 of the fan-out wiring area 121 form an inflection point a The position is moved up by a distance of h1 as a whole, so that the lower border of the display panel is further compressed, and the narrow border design of the display panel is realized.

Optionally, the range of the ratio between the spacing between the second line segments 12112 of the two adjacent second signal leads 1211 in the middle of the plurality of second signal leads 1211 in the fan-out trace area 121 and the width of the fan-out trace area 121 It is set between 1/70 and 1/50, specifically 1/70, 1/60, 1/50, etc., which is not specifically limited here. The inventor found that setting the ratio between the distance between the second line segments 12112 of the two adjacent second signal leads 1211 in the middle of the fan-out wiring area 121 and the width of the fan-out wiring area 121 within the above range can make the fan-out wiring The inflection point a formed by the connection ends of the first line segment 12111 and the second line segment 12112 of the outermost second signal lead 1211 in the area 121 is closer to the display area 110 side, so that the non-display of the lower border can be maximized The whole area moves up to realize the narrow border design of the display panel.

Further, the inventor also found that the value range of the interval L1 between the second line segments 12112 of the two adjacent second signal leads 1211 in the middle of the fan-out wiring area 121 can be set to 1.3-1.5 mm, specifically 1.3 , 1.4, 1.5mm, etc., the lower border of the display panel can be compressed to 1.7-2.1mm.

In addition, the inflection point a formed by the connection ends of the first line segment 12111 and the second line segment 12112 of the outermost second signal lead 1211 in the fan-out wiring area 121 is closer to the display area side, and the corresponding other in the fan-out wiring area 121 The allocatable space of signal lines (for example, test signal lines and GIP signal lines) also increases. Under the condition of fixing the lower frame, the width of test signal lines and GIP signal lines can also be made wider, thereby reducing Risks such as high impedance of traces and overheating.

Further referring to FIG. 3, a plurality of first conductive pads 1221 are also disposed in the binding area 122, and the first conductive pads 1221 are electrically connected to the display area 110 through the second line segment 12112 of the second signal lead 1211. Among them, the adjacent first conductive pads 1221 are closely arranged. Because the second line segment 12112 of each second signal lead 1211 in the fan-out wiring area 121 is connected to a first conductive pad 1221, multiple The distance between the first conductive pads 1221 of two adjacent second signal leads 1211 in the middle of the two signal leads 1211 is also L1, and is greater than the distance between the remaining adjacent first conductive pads 1221.

Optionally, the distance between the remaining adjacent first conductive pads 1221 may be between 25-30 nm, that is, the distance L1 between the second line segments 12112 of the remaining adjacent second signal leads 1211 ranges from 25 to Between 30 nm, it can be specifically 25 nm, 27.5 nm, 30 nm, etc., which is not specifically limited here. The inventor found that setting the distance range between the remaining adjacent first conductive pads 1221 to 25-30 nm can ensure that the spacing between the adjacent first conductive pads 1221 is sufficiently large, so that the adjacent first conductive pads There is no short circuit between the pads 1221. In addition, the inventor also found that when the distance between adjacent first conductive pads 1221 is fixed, both sides of the first conductive pads 1221 are designed with concave and convex edges, such as square, zigzag or wavy. One or a combination of can increase the overlapping area between the second line segment 12112 of the second signal lead 1211 and the first conductive pad 1221, thereby capturing more conductive particles and making the upper and lower electrodes conductive.

Optionally, the first conductive pads 1221 can also be arranged in different rows, and the first conductive pads 1221 between the different rows are alternately arranged periodically, which can prevent the distance between the adjacent first conductive pads 1221 Short circuit problem that occurs too small.

In addition, the display panel 100 of the present application may further include a flexible circuit board FPC (not shown) and a driving chip (not shown), and the driving chip and the first conductive pad 1221 (the COF in this embodiment) in the binding area 122 Pads) are electrically connected, that is, soldered to the flexible circuit board FPC through the first conductive pads, so that the external signal of the peripheral circuit controls the display of the display area 110 in the display panel 100. Optionally, the flexible circuit board is a product form of peripheral circuits in the non-display area, which is not limited in this application.

In the above embodiment, by setting the spacing between the second line segments of two adjacent second signal leads located in the middle of the plurality of second signal leads in the fan-out wiring area to be greater than the second line segments of the remaining remaining second signal leads The spacing between them can make the allocatable space of the outermost second signal lead in the fan-out wiring area larger, so that the inflection point formed by the connection ends of the first and second line segments of the outermost second signal lead is closer One side of the display area of the display panel causes the lower border of the display panel to move up as a whole, thereby realizing the narrow border design of the display panel.

Please refer to FIG. 5. FIG. 5 is a schematic structural diagram of a second embodiment of a display panel of the present application. The display panel in this embodiment is further expanded in the first embodiment, and is substantially the same as the first embodiment, except that In this embodiment, the second signal lines in the fan-out wiring area are grouped, and the specific description is as follows:

In this embodiment, in this embodiment, the second signal leads 1211 are divided into three groups with equal numbers. Of course, in other embodiments, other grouping methods may also be used, which are not specifically limited herein.

As shown in FIG. 5, all the second signal leads 1211 of the fan-out trace area 121 are divided into three groups of N1, N2, and N3, where the distance between adjacent groups can be regarded as the two second closest to each other in the adjacent group The distance between the second line segments of the signal lead 1211 is set to L3. In this embodiment, the distance between adjacent groups is set to the same. Of course, in other embodiments, the distance between adjacent groups may be set to Different, not specifically limited here.

It can be understood that the distance L3 between adjacent groups of the second signal leads 1211 is greater than the distance between the second line segments 12112 of the adjacent second signal leads 1211 in each group, and of course the adjacent second in each group The distance between the second line segments 12112 of the signal lead 1211 may be set to be the same or different, but the distance cannot be greater than the distance L3 between adjacent groups of the second signal lead 1211. Preferably, the range of the ratio of the sum of the distances between N1, N2, and N3 to the width of the fan-out wiring area 121 is set to be between 1/70 and 1/50, specifically 1/70, 1/60, 1/50, etc., can make the inflection point a formed by the connection ends of the first line segment 12111 and the second line segment 12112 of the outermost second signal lead 1211 in the fan-out wiring area 121 closer to the display area 110 side, as a result In this way, the entire non-display area of the lower frame can be moved upward as far as possible, so that the lower frame of the display panel is further compressed, and the narrow frame design of the display panel is realized.

And the inventor found that the range of the sum of the distances between the N1, N2, and N3 groups of the second signal lead 122 is set within 1.3-1.5mm, specifically 1.3, 1.4, 1.5mm, etc., which can maximize Move the non-display area of the lower border as a whole to realize the narrow border design of the display panel.

Optionally, for other specific configurations of the display panel in this embodiment, reference may be made to the specific description of the first embodiment of the display panel, and details are not described herein again.

In the above embodiment, a plurality of second signal leads in the fan-out wiring area are grouped, and the distance between adjacent groups is set to be greater than that between the second line segments of adjacent second signal leads in each group The distance between the outermost second signal leads in the fan-out wiring area becomes larger, so that the inflection point formed by the connection ends of the first and second line segments of the outermost second signal lead is closer to the display panel On the side of the display area, the lower border of the display panel is moved upward as a whole, thereby realizing the narrow border design of the display panel.

Please refer to FIG. 6, which is a schematic structural diagram of a third embodiment of the display panel of the present application. The display panel in this embodiment is further expanded in the first embodiment, and is substantially the same as the first embodiment, except that In this embodiment, a virtual conductive pad is also provided in the binding area, which is described as follows:

As shown in FIG. 6, the display panel 100 provided by the present application defines a display area 110 and a non-display area 120 disposed around the display area 110. The display panel 100 includes a plurality of first signal leads (not shown) provided in the display area 110. Optionally, the first signal leads may be Vdd lines, data lines, etc., which are not specifically limited herein. For the specific introduction of the signal leads in the display area of the display panel 100, please refer to the specific description in the first embodiment above, which will not be repeated here.

The non-display area 120 defines a fan-out wiring area 121 and a binding area 122. The fan-out wiring area 121 includes a plurality of second signal leads 1211 electrically connected to the display area 110, and each of the second signal leads 1211 includes a first line segment 12111 and a second line segment 12112 connected in sequence. The connecting ends of the first line segment 12111 and the second line segment 12112 form an inflection point a, the first end of the first line segment 12111 is connected to the first signal lead of the display area 110, and the other end of the second line segment 12112 passes through the fan-out wiring area in sequence 121 和 Binding area 122.

In the binding area 122, a plurality of first conductive pads 1221 are also provided. The first conductive pads 1221 are electrically connected to the display area 110 through the second line segment 12112 of the second signal lead 1211. Among them, the adjacent first conductive pads 1221 are closely arranged. Because the second line segment 12112 of each second signal lead 1211 in the fan-out wiring area 121 is connected to a first conductive pad 1221, multiple The distance between the first conductive pads 1221 of two adjacent second signal leads 1211 in the middle of the two signal leads 1211 is equal, and is greater than the distance between the remaining adjacent first conductive pads 1221. For the specific wiring of the fan-out wiring area 121, please refer to the detailed description in the first embodiment, which will not be repeated here.

The binding area 122 further includes a plurality of virtual conductive pads 1222 disposed on the first conductive pads of the second line segment 12112 connecting the two adjacent second signal leads 1211 in the middle of the fan-out wiring area 121 Between 1221.

The distance between adjacent virtual conductive substrates 1222 and the distance between adjacent first conductive pads 1221 are the same. Of course, in other embodiments, it may also be set to be different, which is not specifically limited here.

In an embodiment of the present application, the shape of the dummy conductive pad 1222 is set to be the same as the shape of the first conductive pad 1221, and the spacing between adjacent dummy conductive pads 1222 can also be set to 25-30 nm.

It can be understood that setting the shape of the virtual conductive pad 1222 and the distance between adjacent virtual conductive pads 1222 to be the same as the shape and distance of the first conductive pad 1221 can prevent the first conductive pad 1221 from being During binding and bonding, the middle portion of the binding area 122 is suspended, causing a binding offset between the first conductive pads 1221 on both sides and the bonding template during the bonding process, which affects the bonding process.

Of course, the shape of the virtual conductive pad 1222 may not be the same as that of the first conductive pad 1221, as long as any shape that can play a smooth binding process is within the scope of protection of the present application, it is not specifically limited here. .

In addition, the distance between adjacent virtual conductive pads 1222 and the distance between adjacent first conductive pads 1221 may also be set to be different, which is not specifically limited here.

In this embodiment, by adding a virtual conductive pad 1222, the problem of binding deviation occurring during the binding process can be prevented. That is, during the binding and pressing, the COF in the middle region of the binding area 122 sags, and the virtual conductive pad 1222 is used to smoothly press the template and the first conductive pads on both sides of the virtual conductive pad 1222 during the pressing process The binding between the pad 1221 and the pressing template prevents the deviation, thereby improving the yield of the binding process.

In the above embodiment, by setting the spacing between the second line segments of two adjacent second signal leads located in the middle of the plurality of second signal leads in the fan-out wiring area to be greater than the second line segments of the remaining remaining second signal leads The spacing between them can make the allocatable space of the outermost second signal lead in the fan-out wiring area larger, so that the inflection point formed by the connection ends of the first and second line segments of the outermost second signal lead is closer One side of the display area of the display panel causes the lower border of the display panel to move up as a whole, thereby realizing the narrow border design of the display panel, and a virtual conductive pad is provided in the binding area to prevent binding bias caused during the binding process Problems such as migration to improve the production yield of the panel.

Please refer to FIG. 7, which is a schematic structural diagram of an embodiment of a display device according to this application. As shown in FIG. 7, the display device 200 includes a housing 201 and the display panel F described above. The display panel F included in the display device 200 in the present application is the display panel in any of the above embodiments of the present application. For the specific structure of the display panel F, please refer to the above, which will not be repeated here.

The display device 200 provided by the present application may be any product or component having a display function, such as a mobile phone, a tablet computer, a television, a display, a notebook computer, a digital photo frame, a smart wearable display device, a navigator, and the like.

In summary, the present application provides a display panel and a display device thereof. In the above-described embodiment, by placing the second of the two adjacent second signal leads in the middle of the plurality of second signal leads in the fan-out wiring area The spacing between the line segments is set to be different from that of the remaining second signal segments of the remaining second signal leads, which can make the allocatable space of the outermost second signal leads in the fan-out wiring area larger, thereby making the outermost first The inflection point formed by the connection ends of the first line segment and the second line segment of the two signal leads is closer to the side of the display area of the display panel, so that the lower border of the display panel moves up as a whole, thereby realizing the narrow border design of the display panel.

The above are only the embodiments of the present application, and therefore do not limit the patent scope of the present application. Any equivalent structure or equivalent process transformation made by the description and drawings of this application, or directly or indirectly used in other related technologies In the field, the same reason is included in the scope of patent protection of this application.

Claims

A display panel, in which

The display panel defines a display area and a non-display area provided around the display area, and the display panel includes a plurality of first signal leads provided in the display area;

The non-display area defines a fan-out wiring area and a binding area, the fan-out wiring area includes a plurality of second signal leads electrically connected to the display area, and each of the second signal leads includes sequentially connected A first line segment and a second line segment, the connecting end of the first line segment and the second line segment forms an inflection point, the first end of the first line segment is connected to the display area, and the other of the second line segment One end passes through the fan-out wiring area and the binding area in sequence;

The spacing between the plurality of second signal leads is set, and the spacing between the second line segments of at least two adjacent second signal leads and the remaining second The spacing between the two line segments is different.
The display panel according to claim 1, wherein

The distance between the second line segments of two adjacent second signal leads located in the middle of the plurality of second signal leads is greater than that between the second line segments of the remaining adjacent second signal leads spacing.
The display panel according to claim 2, wherein:

The ratio between the distance between the second line segments of two adjacent second signal leads and the width of the fan-out wiring area in the middle of the plurality of second signal leads is 1/70 to 1 / 50.
The display panel according to claim 2, wherein:

The spacing between the second line segments of the remaining adjacent second signal leads is the same.
The display panel according to claim 2, wherein:

A plurality of first conductive pads are provided in the binding area, and the first conductive pads are electrically connected to the display area through the second line segment of the second signal lead.
The display panel according to claim 5, wherein

The binding area further includes at least one dummy conductive pad, the dummy conductive pad is disposed on the second line segment connecting two adjacent second signal leads in the middle of the fan-out wiring area Between the first conductive pads.
The display panel according to claim 6, wherein:

The at least one virtual conductive pad includes a plurality of virtual conductive pads, and the pitch between adjacent virtual conductive substrates and the pitch between adjacent first conductive pads are the same.
The display panel according to claim 7, wherein

The shape of the virtual conductive pad is the same as the shape of the first conductive pad.
The display panel according to claim 5, wherein the display panel further comprises a flexible circuit board and a driving chip, and the driving chip is electrically connected to the plurality of first conductive pads.
A display device, wherein the display device includes a display panel, the display panel defines a display area and a non-display area provided around the display area, the display panel includes a plurality of A signal lead;

The non-display area defines a fan-out wiring area and a binding area, the fan-out wiring area includes a plurality of second signal leads electrically connected to the display area, and each of the second signal leads includes sequentially connected A first line segment and a second line segment, the connecting end of the first line segment and the second line segment forms an inflection point, the first end of the first line segment is connected to the display area, and the other of the second line segment One end passes through the fan-out wiring area and the binding area in sequence;

The spacing between the plurality of second signal leads is set, and the spacing between the second line segments of at least two adjacent second signal leads and the remaining second The spacing between the two line segments is different.
The display device according to claim 10, wherein

The distance between the second line segments of two adjacent second signal leads located in the middle of the plurality of second signal leads is greater than that between the second line segments of the remaining adjacent second signal leads spacing.
The display device according to claim 11, wherein

The ratio between the distance between the second line segments of two adjacent second signal leads and the width of the fan-out wiring area in the middle of the plurality of second signal leads is 1/70 to 1 / 50.
The display device according to claim 11, wherein

The spacing between the second line segments of the remaining adjacent second signal leads is the same.
The display device according to claim 11, wherein

A plurality of first conductive pads are provided in the binding area, and the first conductive pads are electrically connected to the display area through the second line segment of the second signal lead.
The display device according to claim 14, wherein

The binding area further includes at least one dummy conductive pad, the dummy conductive pad is disposed on the second line segment connecting two adjacent second signal leads in the middle of the fan-out wiring area Between the first conductive pads.
The display device according to claim 15, wherein

The at least one virtual conductive pad includes a plurality of virtual conductive pads, and the pitch between adjacent virtual conductive substrates and the pitch between adjacent first conductive pads are the same.
The display device according to claim 16, wherein

The shape of the virtual conductive pad is the same as the shape of the first conductive pad.
The display device according to claim 14, wherein

The display panel further includes a flexible circuit board and a driving chip, and the driving chip is electrically connected to the plurality of first conductive pads.