CN111061395B - Touch display panel and preparation method thereof - Google Patents
Touch display panel and preparation method thereof Download PDFInfo
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- CN111061395B CN111061395B CN201911192395.9A CN201911192395A CN111061395B CN 111061395 B CN111061395 B CN 111061395B CN 201911192395 A CN201911192395 A CN 201911192395A CN 111061395 B CN111061395 B CN 111061395B
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- touch
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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
- G06F3/0412—Digitisers structurally integrated in a display
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
Abstract
The application provides a touch display panel and a preparation method thereof, the touch display panel has a display area and a non-display area, the touch display panel comprises a display substrate, a first touch wire, a second touch wire and a flat layer, the first touch wire and the second touch wire are arranged on the display substrate, the first touch wire is positioned in the touch area, the second touch wire is positioned in the non-touch area, the flat layer covers the touch wire and the display substrate, the touch area is provided with a first through hole on the flat layer, the first through hole penetrates through the flat layer to expose the first touch wire, the non-touch area is provided with a first groove on the flat layer, and the first groove is positioned on the second touch wire. The touch display panel and the preparation method thereof improve the performance of the touch display panel.
Description
Technical Field
The application relates to the field of display, in particular to a touch display panel and a preparation method thereof.
Background
With the development of scientific technology, the number of touch products is increased, and more pixels are arranged on the touch products with high resolution, so that the difference between the touch area and the non-touch area is also increased, and the performance of the touch display panel is finally affected.
Disclosure of Invention
The application provides a touch display panel and a preparation method thereof, so as to improve the performance of the touch display panel.
A touch display panel having a touch area and a non-touch area, the touch display panel comprising:
a display substrate;
the touch control device comprises a display substrate, a first touch control wire and a second touch control wire, wherein the first touch control wire and the second touch control wire are arranged on the display substrate, the first touch control wire is positioned in the touch control area, and the second touch control wire is positioned in the non-touch control area; and
the flat layer covers the first touch control wiring, the second touch control wiring and the display substrate, a first through hole is formed in the touch control area, the first through hole penetrates through the flat layer to expose the first touch control wiring, a first groove is formed in the non-touch control area, and the first groove is located on the second touch control wiring.
In the touch display panel provided by the application, the first touch trace and the second touch trace are parallel to the data line on the display substrate.
In the touch display panel provided by the application, the first touch routing wire, the second touch routing wire and the data wire on the display substrate are arranged on the same layer.
In the touch display panel provided by the application, the touch display panel further comprises an electrode layer, the electrode layer covers the flat layer, the electrode layer is filled in the first through hole and the first groove, and in the touch area, the electrode layer is electrically connected with the first touch wiring through the first through hole.
In the touch display panel provided by the application, the electrode layer is provided with a second groove and a third groove, the second groove is arranged in the touch area, the second groove is positioned on the first through hole, the third groove is arranged in the non-touch area, and the third groove is positioned on the first groove.
In the touch display panel provided by the application, the touch display panel further comprises an insulating layer, the insulating layer covers the electrode layer, and the insulating layer is filled in the second groove and the third groove.
In the touch display panel provided by the application, the insulating layer is provided with a fourth groove and a fifth groove, the fourth groove is arranged in the touch area, the fourth groove is positioned on the second groove, the fifth groove is arranged in the non-touch area, and the fifth groove is positioned on the third groove.
The application provides a preparation method of a touch display panel, wherein the touch display panel comprises a touch area and a non-touch area, and the preparation method of the touch display panel comprises the following steps:
providing a display substrate;
a first touch control wiring and a second touch control wiring are arranged on the display substrate;
covering a flat layer on the display substrate, the first touch routing and the second touch routing, forming a first through hole and a first groove on the flat layer, wherein the first through hole is arranged in the touch area, the first through hole is positioned on the first touch routing, the first through hole exposes the first touch routing, the first groove is arranged in the non-touch area, and the first groove is positioned on the second touch routing;
covering an electrode layer on the flat layer, forming a second groove and a third groove on the electrode layer, wherein the second groove is arranged in the touch area, the second groove is positioned on the first through hole, the electrode layer is filled in the first through hole, the electrode layer is electrically connected with the first touch wiring through the first through hole, the third groove is arranged in the non-touch area, and the third groove is positioned on the first groove; and
the electrode layer is covered with an insulating layer, a fourth groove and a fifth groove are formed in the insulating layer, the fourth groove is arranged in the touch area, the fourth groove is arranged on the second groove, the fifth groove is arranged in the non-touch area, and the fifth groove is arranged on the third groove.
In the method for manufacturing a touch display panel provided by the application, the first touch trace and the second touch trace are parallel to the data line on the display substrate.
According to the manufacturing method of the touch display panel, the first touch wiring, the second touch wiring and the data line on the display substrate are arranged on the same layer.
In the touch display panel and the preparation method thereof provided by the application, the touch display panel is provided with a touch area and a non-touch area, the touch display panel comprises a display substrate, a first touch wire, a second touch wire and a flat layer, the first touch wire and the second touch wire are arranged on the display substrate, the first touch wire is positioned in the touch area, the second touch wire is positioned in the non-touch area, the flat layer covers the touch wire and the display substrate, a first through hole is formed in the flat layer and penetrates through the flat layer to expose the first touch wire, and a first groove is formed in the non-touch area and positioned on the second touch wire. In the application, by arranging the first groove, the difference between the touch area and the non-touch area is reduced, and the performance of the touch display panel is improved.
Drawings
In order to more clearly illustrate the technical solutions of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a cross-sectional view of a touch display panel provided in the present application.
Fig. 2 is a flowchart of a method for manufacturing a touch display panel provided in the present application.
Detailed Description
The technical solutions in the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, based on the embodiments herein, which are within the scope of the protection of the present application, will be within the skill of the art without undue effort.
Referring to fig. 1, fig. 1 is a cross-sectional view of a touch display panel provided in the present application. The touch display panel 10 includes a display substrate 100, a first touch trace 200, a second touch trace 300, and a flat layer 500.
The display substrate 100 is used for carrying a structure forming the touch display panel 10.
The first touch trace 200 and the second touch trace 300 are disposed on the display substrate 100. The first touch trace 200 and the second touch trace 300 are disposed on the same layer as the data line 400 on the display substrate 100. The first touch trace 200 and the second touch trace 300 are parallel to the data line 400 on the display substrate 100. The touch display panel 10 includes a plurality of touch areas 101 and a plurality of non-touch areas 102. The touch area 101 and the non-touch area 102 are alternately arranged. The first touch trace 200 is disposed in the touch area 101. The second touch trace 300 is disposed in the non-touch area 102.
The flat layer 500 covers the display substrate 100, the first touch trace 200, the second touch trace 300, and the data line 400 on the display substrate 100. In the touch area 101, a first through hole 501 is disposed on the flat layer 500. The size, shape, and number of the first through holes 501 are not limited. The first via 501 penetrates the planarization layer 500. The first via 501 is located on the first touch trace 200. The first via 501 exposes the first touch trace 200. A first groove 502 is disposed on the flat layer 500 in the non-touch area 102. The size, shape, height and number of the first grooves 502 are not limited. The first groove 502 is located on the second touch trace 300.
The touch display panel 10 further includes an electrode layer 600. The electrode layer 600 covers the planarization layer 500. The electrode layer 600 is filled in the first through hole 501 and the first groove 502. In the touch area 101, the electrode layer 600 is electrically connected to the first touch trace 200 through the first via 501. The electrode layer 600 is provided with a second groove 601 and a third groove 602. The shape, size, height and number of the second grooves 601 are not limited. The shape, size, height and number of the third grooves 602 are not limited. The second groove 601 is disposed in the touch area 101, and the second groove 601 is located on the first through hole 501. The third groove 602 is disposed in the non-touch area 102, and the third groove 602 is located on the first groove 502.
The touch display panel 100 further includes an insulating layer 700. The insulating layer 700 covers the electrode layer 600. The insulating layer 700 fills the second groove 601 and the third groove 602. The insulating layer 700 is provided with a fourth recess 701 and a fifth recess 702. The shape, size, height and number of the fourth grooves 701 are not limited. The shape, size, height and number of the fifth grooves 702 are not limited. The fourth groove 701 is disposed in the touch area 101, and the fourth groove 701 is located on the second groove 601. The fifth groove 702 is disposed in the non-touch area 102, and the fifth groove 702 is located on the third groove 602.
Referring to fig. 2, fig. 2 is a flowchart of a method for manufacturing a touch display panel provided in the present application. Referring to fig. 1, fig. 1 is a cross-sectional view of a touch display panel provided in the present application. The application further provides a method for preparing the touch display panel 10, wherein the touch display panel 10 includes a touch area 101 and a non-touch area 102, and the method for preparing the touch display panel 10 includes:
21. a display substrate 100 is provided.
22. The first touch trace 200 and the second touch trace 300 are disposed on the display substrate 100.
The display substrate 100 is provided with a first touch trace 200 and a second touch trace 300. The first touch trace 200 and the second touch trace 300 are disposed on the same layer as the data line 400 on the display substrate 100. The first touch trace 200 and the second touch trace 300 are parallel to the data line 400 on the display substrate 100. The touch display panel 10 includes a plurality of touch areas 101 and a plurality of non-touch areas 102. The touch area 101 and the non-touch area 102 are alternately arranged. The first touch trace 200 is disposed in the touch area 101. The second touch trace 300 is disposed in the non-touch area 102.
23. A flat layer 500 is covered on the display substrate 100, the first touch trace 200 and the second touch trace 300, a first through hole 501 and a first groove 502 are formed on the flat layer 500, the first through hole 501 is disposed in the touch area 101, the first through hole 501 is disposed on the first touch trace 200, the first through hole 501 exposes the first touch trace 200, the first groove 502 is disposed in the non-touch area 102, and the first groove 502 is disposed on the second touch trace 300.
A flat layer 500 is coated on the display substrate 100, the first touch trace 200, the second touch trace 300, and the data line 400 on the display substrate 100. And carrying out etching process treatment on the flat layer 500, wherein the flat layer 500 forms a first through hole 501 and a first groove 502, the first through hole 501 is positioned in the touch area 101, and the first through hole 501 penetrates through the flat layer 500. The first via 501 is located on the first touch trace 200. The first via 501 exposes the first touch trace 200. The size, shape, and number of the first through holes 501 are not limited. The first groove 502 is disposed in the non-touch area 102, and the first groove 502 is located on the second touch trace 300. The size, shape, height and number of the first grooves 502 are not limited.
24. The electrode layer 600 is covered on the flat layer 500, the electrode layer 600 is processed on the electrode layer 600, the electrode layer 600 forms a second groove 601 and a third groove 602, the second groove 601 is disposed in the touch area 101, the second groove 601 is located on the first through hole 501, the electrode layer 600 is filled in the first through hole 501, the electrode layer 600 is electrically connected with the first touch trace 200 through the first through hole 501, the third groove 602 is disposed in the non-touch area 102, and the third groove 602 is located on the first groove 502.
An electrode layer 600 is coated on the planarization layer 500. The electrode layer 600 is filled in the first through hole 501 and the first groove 502. In the touch area 101, the electrode layer 600 is electrically connected to the first touch trace 200 through the first via 501. The electrode layer 600 is subjected to an etching process, and the electrode layer 600 forms a second groove 601 and a third groove 602. The shape, size, height and number of the second grooves 601 are not limited. The shape, size, height and number of the third grooves 602 are not limited. The second groove 601 is disposed in the touch area 101, and the second groove 601 is located on the first through hole 501. The third groove 602 is disposed in the non-touch area 102, and the third groove 602 is located on the first groove 502.
25. An insulating layer 700 is covered on the electrode layer 600, a fourth groove 701 and a fifth groove 702 are formed on the insulating layer 700, the fourth groove 701 is disposed on the touch area 101, the fourth groove 701 is disposed on the second groove 601, the fifth groove 702 is disposed on the non-touch area 102, and the fifth groove 702 is disposed on the third groove 602.
An insulating layer 700 is coated on the electrode layer 600. The insulating layer 700 is filled in the second groove 601 and the third groove 602. The insulating layer 700 is subjected to an etching process, and the insulating layer 700 forms a fourth groove 701 and a fifth groove 702. The shape, size, height and number of the fourth grooves 701 are not limited. The shape, size, height and number of the fifth grooves 702 are not limited. The fourth groove 701 is disposed in the touch area 101, and the fourth groove 701 is located on the second groove 601. The fifth groove 702 is disposed in the non-touch area 102, and the fifth groove 702 is located on the third groove 602.
In the touch display panel and the preparation method thereof provided by the application, the touch display panel is provided with a touch area and a non-touch area, the touch display panel comprises a display substrate, a first touch wire, a second touch wire and a flat layer, the first touch wire and the second touch wire are arranged on the display substrate, the first touch wire is positioned in the touch area, the second touch wire is positioned in the non-touch area, the flat layer covers the touch wire and the display substrate, a first through hole is formed in the flat layer and penetrates through the flat layer to expose the first touch wire, and a first groove is formed in the non-touch area and positioned on the second touch wire. In the application, by arranging the first groove, the difference between the touch area and the non-touch area is reduced, and the performance of the touch display panel is improved.
The foregoing has provided a detailed description of embodiments of the present application, with specific examples being set forth herein to provide a thorough understanding of the present application. Meanwhile, those skilled in the art will have variations in the specific embodiments and application scope in light of the ideas of the present application, and the present description should not be construed as limiting the present application in view of the above.
Claims (9)
1. A touch display panel, the touch display panel having a touch region and a non-touch region, the touch display panel comprising:
a display substrate;
the touch control device comprises a display substrate, a first touch control wiring and a second touch control wiring, wherein the first touch control wiring and the second touch control wiring are arranged on the display substrate, the first touch control wiring is positioned in the touch control area, and the second touch control wiring is positioned in the non-touch control area; and
the flat layer covers the first touch trace, the second touch trace and the display substrate, a first through hole is formed in the touch region and penetrates through the flat layer to expose the first touch trace, a first groove is formed in the non-touch region, and the first groove is located on the second touch trace;
the touch display panel further comprises an electrode layer, the electrode layer covers the flat layer, the electrode layer is filled in the first through hole and the first groove, and in the touch area, the electrode layer is electrically connected with the first touch wiring through the first through hole.
2. The touch display panel of claim 1, wherein the first touch trace and the second touch trace are parallel to data lines on the display substrate.
3. The touch display panel of claim 1, wherein the first touch trace, the second touch trace, and the data line on the display substrate are disposed on the same layer.
4. The touch display panel of claim 1, wherein the electrode layer is provided with a second groove and a third groove, the second groove is disposed in the touch region, the second groove is disposed on the first through hole, the third groove is disposed in the non-touch region, and the third groove is disposed on the first groove.
5. The touch display panel according to claim 4, further comprising an insulating layer covering the electrode layer, the insulating layer being filled in the second groove and the third groove.
6. The touch display panel according to claim 5, wherein the insulating layer is provided with a fourth groove and a fifth groove, the fourth groove is disposed in the touch region, the fourth groove is disposed on the second groove, the fifth groove is disposed in the non-touch region, and the fifth groove is disposed on the third groove.
7. The preparation method of the touch display panel is characterized in that the touch display panel comprises a touch area and a non-touch area, and comprises the following steps:
providing a display substrate;
a first touch control wiring and a second touch control wiring are arranged on the display substrate;
covering a flat layer on the display substrate, the first touch routing and the second touch routing, forming a first through hole and a first groove on the flat layer, wherein the first through hole is arranged in the touch area, the first through hole is positioned on the first touch routing, the first through hole exposes the first touch routing, the first groove is arranged in the non-touch area, and the first groove is positioned on the second touch routing;
covering an electrode layer on the flat layer, forming a second groove and a third groove on the electrode layer, wherein the second groove is arranged in the touch area, the second groove is positioned on the first through hole, the electrode layer is filled in the first through hole, the electrode layer is electrically connected with the first touch wiring through the first through hole, the third groove is arranged in the non-touch area, and the third groove is positioned on the first groove; and
the electrode layer is covered with an insulating layer, a fourth groove and a fifth groove are formed in the insulating layer, the fourth groove is arranged in the touch area, the fourth groove is arranged on the second groove, the fifth groove is arranged in the non-touch area, and the fifth groove is arranged on the third groove.
8. The method of claim 7, wherein the first touch trace and the second touch trace are parallel to data lines on the display substrate.
9. The method of claim 7, wherein the first touch trace, the second touch trace, and the data line on the display substrate are disposed on the same layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911192395.9A CN111061395B (en) | 2019-11-28 | 2019-11-28 | Touch display panel and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911192395.9A CN111061395B (en) | 2019-11-28 | 2019-11-28 | Touch display panel and preparation method thereof |
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| Publication Number | Publication Date |
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| CN111061395A CN111061395A (en) | 2020-04-24 |
| CN111061395B true CN111061395B (en) | 2023-06-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113918051B (en) * | 2021-10-11 | 2023-06-27 | 武汉华星光电半导体显示技术有限公司 | Touch display panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002116881A (en) * | 2000-10-05 | 2002-04-19 | Kokuko Kai | Touch panel and method for manufacturing the same |
| WO2013018591A1 (en) * | 2011-07-29 | 2013-02-07 | シャープ株式会社 | Touch panel substrate and electro-optic device |
| JP6073098B2 (en) * | 2012-09-27 | 2017-02-01 | シャープ株式会社 | Flexible wiring board and information processing apparatus |
| CN103926729B (en) * | 2013-12-31 | 2017-12-22 | 上海天马微电子有限公司 | A kind of array base palte, color membrane substrates, touch control display apparatus and its driving method |
| US10386964B2 (en) * | 2014-11-28 | 2019-08-20 | Sharp Kabushiki Kaisha | Display device fitted with position input function |
| CN104965622B (en) * | 2015-04-01 | 2018-09-28 | 上海天马微电子有限公司 | Array substrate and display panel |
| CN105677076B (en) * | 2015-12-28 | 2018-09-25 | 上海天马微电子有限公司 | Touch control display apparatus, touch-control display panel and array substrate |
| CN105652498A (en) * | 2016-03-22 | 2016-06-08 | 上海中航光电子有限公司 | Array substrate, touch display panel and touch display device |
| CN106095167B (en) * | 2016-06-01 | 2018-12-11 | 北京京东方光电科技有限公司 | Touch base plate and preparation method thereof, display device |
| CN107092393A (en) * | 2017-04-21 | 2017-08-25 | 京东方科技集团股份有限公司 | Touch base plate and preparation method thereof and touch-control display panel |
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