CN109767692B - Display panel - Google Patents
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- CN109767692B CN109767692B CN201910020648.8A CN201910020648A CN109767692B CN 109767692 B CN109767692 B CN 109767692B CN 201910020648 A CN201910020648 A CN 201910020648A CN 109767692 B CN109767692 B CN 109767692B
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Abstract
The embodiment of the invention relates to the technical field of electronic devices, and discloses a display panel, which comprises a display area and a frame area, wherein the display area is provided with a plurality of pixel units, the frame area is arranged adjacent to the display area, the frame area is provided with a plurality of routing lines, and the routing lines comprise: the first routing layer is provided with a plurality of first wires which are arranged at intervals in sequence along a first direction, the second routing layer is arranged above the first routing layer and is provided with a plurality of second wires which are arranged at intervals in sequence along the first direction, and the insulating layer is arranged between the second routing layer and the first routing layer in a clamping mode, wherein the first wires and the second wires are electrically connected with the pixel units. The display panel provided by the invention can reduce the space requirement of a frame area, improve the screen occupation ratio and improve the stretching capacity of a screen body.
Description
Technical Field
The embodiment of the invention relates to the technical field of electronic devices, in particular to a display panel.
Background
With the continuous development of science and technology, more and more electronic devices with display functions are widely applied to daily life and work of people, bring great convenience to the daily life and work of people, and become an indispensable important tool for people at present. The display panel is a main component for realizing a display function of electronic equipment, wherein the liquid crystal display panel and the OLED display panel are two mainstream display panels in the current display field, and the display technologies such as micro LED display and quantum dot light emitting diode display are also different. In the prior art, the display panel has a frame area and a display area, the display area has a display array, the display array has a plurality of pixel units arranged in an array, the frame area is provided with peripheral wires arranged on the same layer, and the peripheral wires are connected with the pixel units so that the pixel units can display images.
The inventor finds that at least the following problems exist in the prior art: the periphery of the display area adopts the design of the same-layer peripheral wires, and a certain width of space is required to be reserved between the wires to prevent signal crosstalk, so that the overall width of the peripheral wires is larger, the space occupied by a frame area is larger, and the screen occupation ratio of the display panel is smaller; in addition, in order to ensure that the most basic screen occupation cannot be designed to be wider than the width of a single trace, the distance between the traces cannot be designed to be larger, so that the stretching capability of the display panel is weak.
Disclosure of Invention
An object of the embodiments of the present invention is to provide a display panel, which can reduce the space requirement of a frame region, improve a screen occupation ratio, and improve the stretching capability of a screen body.
To solve the above technical problem, an embodiment of the present invention provides a display panel including:
be provided with a plurality of pixel unit's display area and with the frame region that the display area is adjacent to be set up, the frame region is provided with many and walks the line, it includes to walk the line: the pixel unit comprises a first routing layer, a second routing layer and an insulating layer, wherein the first routing layer is provided with a plurality of first leads which are sequentially arranged at intervals along a first direction, the second routing layer is arranged above the first routing layer and is provided with a plurality of second leads which are sequentially arranged at intervals along the first direction, and the insulating layer is clamped between the second routing layer and the first routing layer, and the first leads and the second leads are electrically connected with the pixel unit.
Compared with the prior art, the embodiment of the invention has the advantages that the routing comprises a first routing layer with a plurality of first wires which are sequentially arranged at intervals along a first direction, and a second routing layer which is arranged above the first routing layer and is provided with a plurality of second wires which are sequentially arranged at intervals along the first direction, so that when a fixed number of signal wires are required to be arranged to be electrically connected with pixel units, the space occupied by the wires arranged in a laminated manner (namely the first routing layer and the second routing layer positioned on the first routing layer) is smaller than the space occupied by the wires arranged in the same layer, the space occupied by the frame area where the routing layers are positioned is smaller, the display area of the display panel with the same size can be made larger, the screen occupation ratio of the display panel is increased, the situation that the periphery of the display area adopts the periphery design in the same layer and a certain routing width is required to be kept between the routing layers to prevent signal crosstalk is avoided, the whole width of peripheral wiring is larger, so that the occupied space of a frame area is larger, and the condition that the screen occupation ratio of a display panel is smaller is caused; when frame areas with the same size need to be arranged, the distance between signal lines on the same layer (namely between first wires and between second wires) can be made larger, the width of the signal lines can be set wider, so that stress release between the signals on the same layer is facilitated, the pull-up capability of the screen body is improved, and the situation that the stretching capability of a display panel is weaker due to the fact that the distance between wires cannot be designed to be larger in order to ensure that the most basic screen occupies the width of a single wire is avoided; in addition, an insulating layer is clamped between the first wiring layer and the second wiring layer, signal crosstalk between the first lead and the second lead is effectively avoided, and reliability of the display panel is improved.
In addition, a gap between two adjacent first wires is over against one of the second wires.
In addition, the orthographic projection of the second lead opposite to the gap on the first routing layer is overlapped with the first lead parts positioned on two sides of the gap. By the design mode, the occupied space of the frame area can be further reduced, and the screen occupation ratio of the display panel is further increased.
In addition, the signal wires of the first routing layer and the second routing layer are made of different materials.
In addition, the plurality of pixel units are arranged in a matrix in the display area, the first conducting wires are electrically connected with the pixel units in the odd-numbered rows, and the second conducting wires are electrically connected with the pixel units in the even-numbered rows. By the method, the arrangement of the signal lines is more orderly, and signal crosstalk between the signal lines is effectively prevented.
In addition, the trace further includes: the third routing layer is provided with a plurality of third wires which are arranged at intervals in sequence along the second direction, a fourth routing layer which is arranged above the third routing layer and is provided with a plurality of fourth wires which are arranged at intervals in sequence along the second direction, and an insulating layer which is arranged between the fourth routing layer and the third routing layer in a clamping manner, wherein the third wires and the fourth wires are electrically connected with the pixel units. By laminating the signal lines in different directions, the occupied space of the frame area is further reduced, and the screen occupation ratio of the display panel is further increased.
In addition, a gap between two adjacent third wires is over against one of the fourth wires.
In addition, the orthographic projection of the fourth conducting wire right opposite to the gap on the third routing layer is overlapped with the third conducting wire parts positioned on two sides of the gap.
In addition, the signal line of the third routing layer and the fourth routing layer are made of different materials.
In addition, the plurality of pixel units are arranged in the display area in a matrix mode, the third conducting wire is electrically connected with the pixel units in the odd columns, and the fourth conducting wire is electrically connected with the pixel units in the even columns.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.
Fig. 1 is a plan view of a display panel provided according to a first embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along the direction AA' of FIG. 1;
fig. 3 is a cross-sectional view of fig. 1 taken along the direction BB'.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that numerous technical details are set forth in order to provide a better understanding of the present invention in its various embodiments. However, the technical solution claimed in the present invention can be implemented without these technical details and various changes and modifications based on the following embodiments.
The first embodiment of the present invention relates to a display panel 100, which has a specific structure as shown in fig. 1 and 2, and includes:
be provided with display area 1 of a plurality of pixel unit 10 and the frame region 2 of adjacent setting with display area 1, frame region 2 is provided with many and walks line 3, walks line 3 and includes: the pixel unit comprises a first routing layer 31 with a plurality of first conducting wires 311 arranged at intervals in sequence along a first direction X, a second routing layer 32 arranged above the first routing layer 31 and with a plurality of second conducting wires 321 arranged at intervals in sequence along the first direction X, and an insulating layer 33 clamped between the second routing layer 32 and the first routing layer 31, wherein the first conducting wires 311 and the second conducting wires 321 are electrically connected with the pixel unit 10.
Compared with the prior art, the trace 3 of the embodiment of the invention comprises the first routing layer 31 having the plurality of first wires 311 arranged at intervals in sequence along the first direction X, and the second routing layer 32 arranged above the first routing layer 31 and having the plurality of second wires 321 arranged at intervals in sequence along the first direction X, so that when a fixed number of signal lines are required to be arranged to be electrically connected with the pixel unit 10, the space occupied by the signal lines arranged in a stacked manner (i.e. the first routing layer 31 and the second routing layer 32 arranged on the first signal layer 31) is smaller than the space occupied by the signal lines arranged in the same layer, so that the space occupied by the frame region 2 where the signal lines are arranged is smaller, the display region 1 of the display panel 100 with the same size can be made larger, the screen occupation ratio of the display panel 100 is increased, and the problem that "the periphery of the display region adopts the peripheral design in the same layer is avoided, a certain width of space needs to be reserved between the wires to prevent signal crosstalk, so that the overall width of the peripheral wires is large, the space occupied by the frame area is large, and the screen occupation ratio of the display panel is small; when the frame regions 2 with the same size need to be arranged, the distance between the signal lines on the same layer (i.e., between the first wires 311 and between the second wires 321) can be made larger, and the width of the signal lines can be made wider, so as to facilitate the stress release between the signals on the same layer, thereby improving the pull-up capability of the screen body, and avoiding the occurrence of the situation that the stretching capability of the display panel is weaker in order to ensure that the most basic screen occupies a wider width than that of a single routing wire, and the distance between the routing wires cannot be designed to be larger; in addition, an insulating layer 33 is sandwiched between the first routing layer 31 and the second routing layer 32, so that signal crosstalk between the first conductive wires 311 and the second conductive wires 321 is effectively avoided, and the reliability of the display panel is improved.
The following description specifically describes implementation details of the display panel 100 provided in this embodiment, and the following description is only provided for the convenience of understanding and is not necessary for implementing this embodiment.
In the present embodiment, the gap between two adjacent first conductive lines 311 faces one of the second conductive lines 321. That is, the second conductive line may be sandwiched between the two first conductive lines 311 in the orthographic projection plane of the display panel 100.
It can be understood that, in order to meet the design requirements of diversified structures and make the space occupied by the frame region 2 smaller, in addition to the second conductive line 321 being sandwiched between two first conductive lines 311 in the present embodiment, the orthographic projection of the second conductive line 321 on the first routing layer 31, which is directly opposite to the gap, may also be partially overlapped with the first conductive lines 311 located on both sides of the gap.
It should be noted that the first conductive lines 311 and the second conductive lines 321 are made of different materials. The first conductive line may be made of copper, and the second conductive line may be made of tungsten. It can be understood that, in the present embodiment, the material of the first conductive line and the second conductive line can be changed to other materials according to actual requirements, and the same technical effect as the present embodiment can be achieved.
In the present embodiment, the plurality of pixel cells 10 are arranged in a matrix in the display region 1, the first conductive line 311 is electrically connected to the pixel cells 10 in the odd-numbered rows, and the second conductive line 321 is electrically connected to the pixel cells 10 in the even-numbered rows. It is understood that the first conductive line 311 and the second conductive line 321 are scan lines for transmitting scan signals.
In another possible embodiment of the present invention, as shown in fig. 3, the trace 3 further includes: the pixel unit comprises a third routing layer 34 with a plurality of third conducting wires 341 sequentially arranged at intervals along the second direction Y, a fourth routing layer 35 arranged above the third routing layer 34 and with a plurality of fourth conducting wires 351 sequentially arranged at intervals along the second direction Y, and an insulating layer 36 sandwiched between the fourth routing layer 34 and the third routing layer 34, wherein the third conducting wires 341 and the fourth conducting wires 351 are electrically connected with the pixel unit 10. By laminating the signal lines in different directions, the occupied space of the frame region 2 is further reduced, and the screen occupation ratio of the display panel 100 is further increased.
Specifically, the gap between two adjacent third conductive lines 341 faces one of the plurality of fourth conductive lines 351. That is, the fourth conductive line is sandwiched between the two third conductive lines 341 in the orthographic projection plane of the display panel 100.
It can be understood that, in order to meet the design requirements of diversified structures and make the space occupied by the frame region 2 smaller, in addition to the fourth conductive line 351 being sandwiched between two third conductive lines 341 in the present embodiment, the orthographic projection of the fourth conductive line 351 facing the gap on the third routing layer 34 may also partially overlap the third conductive lines 341 on both sides of the gap.
It should be noted that the third conductive line 341 and the fourth conductive line 351 are made of different materials in this embodiment. The materials of the third conductive line 341 and the fourth conductive line 351 can be changed according to different requirements without affecting the technical effect of the present embodiment.
In addition, the plurality of pixel units 10 are arranged in a matrix in the display region 1, the third conductive line 341 is electrically connected to the pixel units 10 in the odd-numbered rows, and the fourth conductive line 351 is electrically connected to the pixel units 10 in the even-numbered rows. It is understood that the third conductive line 341 and the fourth conductive line 351 are both data lines for transmitting data signals.
It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples for carrying out the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in practice.
Claims (8)
1. The utility model provides a display panel, including display area and with the frame region that the display area is adjacent to be set up, the frame region is provided with many and walks the line, its characterized in that, it includes to walk the line: the pixel unit comprises a first routing layer, a second routing layer and an insulating layer, wherein the first routing layer is provided with a plurality of first leads which are sequentially arranged at intervals along a first direction, the second routing layer is arranged above the first routing layer and is provided with a plurality of second leads which are sequentially arranged at intervals along the first direction, and the insulating layer is clamped between the second routing layer and the first routing layer; the gap between two adjacent first wires is over against one of the second wires; the orthographic projection of the second lead opposite to the gap on the first routing layer is overlapped with the first lead parts positioned on two sides of the gap.
2. The display panel according to claim 1, wherein the first conductive lines and the second conductive lines are made of different materials.
3. The display panel according to claim 1, wherein the pixel units are arranged in a matrix in the display region, the first conductive lines are electrically connected to the pixel units in odd-numbered rows, and the second conductive lines are electrically connected to the pixel units in even-numbered rows.
4. The display panel of claim 1, wherein the traces further comprise: the third routing layer is provided with a plurality of third wires which are arranged at intervals in sequence along the second direction, a fourth routing layer which is arranged above the third routing layer and is provided with a plurality of fourth wires which are arranged at intervals in sequence along the second direction, and an insulating layer which is arranged between the fourth routing layer and the third routing layer in a clamping manner, wherein the third wires and the fourth wires are electrically connected with the pixel units.
5. The display panel according to claim 4, wherein a gap between two adjacent third wires is opposite to one of the plurality of fourth wires.
6. The display panel according to claim 5, wherein an orthographic projection of the fourth wire facing the gap on the third wiring layer partially overlaps the third wire on both sides of the gap.
7. The display panel according to claim 5 or 6, wherein the third conductive lines and the fourth conductive lines are made of different materials.
8. The display panel according to claim 4, wherein the pixel units are arranged in a matrix in the display region, the third conductive line is electrically connected to the pixel units in odd columns, and the fourth conductive line is electrically connected to the pixel units in even columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910020648.8A CN109767692B (en) | 2019-01-09 | 2019-01-09 | Display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910020648.8A CN109767692B (en) | 2019-01-09 | 2019-01-09 | Display panel |
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| Publication Number | Publication Date |
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| CN109767692A CN109767692A (en) | 2019-05-17 |
| CN109767692B true CN109767692B (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910020648.8A Active CN109767692B (en) | 2019-01-09 | 2019-01-09 | Display panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022110055A1 (en) * | 2020-11-27 | 2022-06-02 | 京东方科技集团股份有限公司 | Display substrate, display panel, and display apparatus |
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| KR20170003873A (en) * | 2015-06-30 | 2017-01-10 | 엘지디스플레이 주식회사 | Structure and methode of manufacturing thereof |
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| CN108766245A (en) * | 2018-07-18 | 2018-11-06 | 昆山国显光电有限公司 | Flexible display screen and display device |
| WO2018219225A1 (en) * | 2017-05-27 | 2018-12-06 | Tcl通讯（宁波）有限公司 | Mobile electronic equipment and display screen thereof |
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| CN104094338B (en) * | 2012-03-21 | 2016-04-13 | 夏普株式会社 | Active-matrix substrate and the display panel possessing this active-matrix substrate |
| CN105549792B (en) * | 2016-02-05 | 2019-02-12 | 上海天马微电子有限公司 | Array substrate and display panel |
| CN109143645B (en) * | 2018-09-13 | 2021-07-27 | 厦门天马微电子有限公司 | Display panel, driving method thereof and display device |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170003873A (en) * | 2015-06-30 | 2017-01-10 | 엘지디스플레이 주식회사 | Structure and methode of manufacturing thereof |
| WO2018219225A1 (en) * | 2017-05-27 | 2018-12-06 | Tcl通讯（宁波）有限公司 | Mobile electronic equipment and display screen thereof |
| CN107315291A (en) * | 2017-07-19 | 2017-11-03 | 深圳市华星光电半导体显示技术有限公司 | A kind of GOA display panels and GOA display devices |
| CN108766245A (en) * | 2018-07-18 | 2018-11-06 | 昆山国显光电有限公司 | Flexible display screen and display device |
| CN109064903A (en) * | 2018-09-21 | 2018-12-21 | 武汉华星光电半导体显示技术有限公司 | Display panel and electronic device |
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