CN111488082A - Metal grid touch screen structure - Google Patents
Metal grid touch screen structure Download PDFInfo
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- CN111488082A CN111488082A CN202010546916.2A CN202010546916A CN111488082A CN 111488082 A CN111488082 A CN 111488082A CN 202010546916 A CN202010546916 A CN 202010546916A CN 111488082 A CN111488082 A CN 111488082A
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- metal
- electrode layer
- metal mesh
- touch screen
- screen structure
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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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- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention discloses a metal grid touch screen structure which comprises a driving electrode layer and an induction electrode layer, wherein the driving electrode layer and the induction electrode layer are vertically attached, a plurality of connected first metal grids are arranged on the driving electrode layer, and second metal grids which correspond to the first metal grids one to one are arranged on the induction electrode layer; the center of the first metal mesh is aligned with the center of the second metal mesh, the projection is performed along the direction perpendicular to the driving electrode layer, and an included angle is formed between the first metal mesh and the second metal mesh. The first metal grids on the driving electrode layer and the second metal grids on the sensing electrode layer are in one-to-one correspondence, included angles are formed between the corresponding first metal grids and the corresponding second metal grids, circuit double images and mole stripes on the metal grid touch screen structure are eliminated by the driving electrode layer and the sensing electrode layer which are attached up and down, and the performance of the product is improved.
Description
Technical Field
The invention relates to the technical field of touch screens, in particular to a metal grid touch screen structure.
Background
The metal mesh (Metalmesh) is used as a transparent conductive material and widely applied to the technical fields of oversized capacitive touch panels, EMI shielding films, heating films and the like. In the field of oversized capacitive touch panels, the conductive performance, the anti-interference performance, the reliability test and other concerns completely surpass the existing conductive materials, such as Indium Tin Oxide (ITO), Nano silver (Nano AG), silver halide and the like, and the development prospect is wide.
In the development process of the oversized capacitive touch panel, the paper strip gaps formed by regular arrangement are found to be easy to generate line ghost and mole stripes, and the performance of the product is seriously influenced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: a metal mesh touch screen structure for eliminating ghost images is provided.
In order to solve the technical problems, the invention adopts the technical scheme that: a metal grid touch screen structure comprises a driving electrode layer and an induction electrode layer which are vertically attached, wherein a plurality of connected first metal grids are arranged on the driving electrode layer, and second metal grids which are in one-to-one correspondence with the first metal grids are arranged on the induction electrode layer; the center of the first metal mesh is aligned with the center of the second metal mesh, the projection is performed along the direction perpendicular to the driving electrode layer, and an included angle is formed between the first metal mesh and the second metal mesh.
The invention has the beneficial effects that: the first metal grids on the driving electrode layer and the second metal grids on the sensing electrode layer are in one-to-one correspondence, included angles are formed between the corresponding first metal grids and the corresponding second metal grids, circuit double images and mole stripes on the metal grid touch screen structure are eliminated by the driving electrode layer and the sensing electrode layer which are attached up and down, and the performance of the product is improved.
Drawings
Fig. 1 is a schematic structural diagram of a driving electrode layer of a metal mesh touch screen structure according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a driving electrode layer of a metal mesh touch screen structure according to a first embodiment of the present invention;
fig. 3 is a schematic structural diagram of a metal mesh touch screen structure according to a first embodiment of the present invention.
Description of reference numerals:
1. a driving electrode layer;
2. an induction electrode layer;
3. a first metal mesh;
4. a second metal grid.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The most key concept of the invention is as follows: the first metal grids on the driving electrode layer and the second metal grids on the induction electrode layer are in one-to-one correspondence, and included angles are formed between the corresponding first metal grids and the corresponding second metal grids.
Referring to fig. 1 to 3, a metal mesh touch screen structure includes a driving electrode layer 1 and an induction electrode layer 2 which are vertically attached to each other, wherein a plurality of connected first metal meshes 3 are disposed on the driving electrode layer 1, and second metal meshes 4 corresponding to the first metal meshes 3 one to one are disposed on the induction electrode layer 2; the center of the first metal grid 3 is aligned with the center of the second metal grid 4, the projection is performed along the direction perpendicular to the driving electrode layer 1, and an included angle is formed between the first metal grid 3 and the second metal grid 4.
The structural principle of the invention is briefly described as follows: the driving electrode layer is attached to the induction electrode layer, the first metal grid on the driving electrode layer and the second metal grid on the induction electric layer form an included angle, and circuit double images and mole stripes on the metal grid touch screen structure are eliminated.
From the above description, the beneficial effects of the present invention are: the first metal grids on the driving electrode layer and the second metal grids on the sensing electrode layer are in one-to-one correspondence, included angles are formed between the corresponding first metal grids and the corresponding second metal grids, circuit double images and mole stripes on the metal grid touch screen structure are eliminated by the driving electrode layer and the sensing electrode layer which are attached up and down, and the performance of the product is improved.
Further, the first metal mesh 3 rotates along an axis passing through the center thereof and perpendicular to the driving electrode layer 1 to form the included angle with the second metal mesh 4 corresponding thereto.
Further, the angle of the included angle ranges from 15 degrees to 165 degrees.
From the above description, the metal grids with different included angles provide multiple selectable schemes for users, and the applicability of the product is improved.
Further, the first metal mesh 3 and the second metal mesh 4 are both regular polygons.
Further, the side lengths of the first metal grid 3 and the second metal grid 4 are equal.
From the above description, the regular pattern formed by the first metal grid and the second metal grid with equal side length can reduce the circuit ghost.
Further, the line widths of the first metal grid 3 and the second metal grid 4 are both smaller than 20 um.
Further, the driving electrode layer 1 and the sensing electrode layer are both PET conductive layers.
From the above description, the conductive layer of PET has good conductive properties.
Example one
Referring to fig. 1 to fig. 3, a first embodiment of the present invention is: a metal grid touch screen structure comprises a driving electrode layer 1 and an induction electrode layer 2 which are vertically attached, wherein a plurality of connected first metal grids 3 are arranged on the driving electrode layer 1, and second metal grids 4 which are in one-to-one correspondence with the first metal grids 3 are arranged on the induction electrode layer 2; the center of first metal net 3 with the center of second metal net 4 aligns the setting, along the perpendicular to drive electrode layer 1's direction projection, first metal net 3 with the contained angle has between the second metal net 4, and it is easy to understand, and drive electrode layer 1 and response electrode layer 2 are laminated mutually, and first metal net 3 on the drive electrode layer 1 and second metal net 4 on the response electric layer become an contained angle, have eliminated metal net touch screen structural line ghost image and mole stripe.
In detail, the first metal mesh 3 and the second metal mesh 4 are regular polygons; specifically, the side lengths of the first metal grid 3 and the second metal grid 4 are equal. Referring to fig. 1 and 2, a first metal grid 3 is disposed on the driving electrode layer 1, and a second metal grid 4 is disposed on the sensing electrode layer 2, preferably, the first metal grid 3 and the second metal grid 4 are equal in shape and size. Referring to fig. 3, the first metal mesh 3 and the second metal mesh 4 on the metal mesh touch screen have the included angle.
The first metal grid 3 rotates along an axis passing through the center of the first metal grid and perpendicular to the driving electrode layer 1 to form the included angle with the second metal grid 4 corresponding to the first metal grid.
Optionally, the angle of the included angle ranges from 15 ° to 165 °, and preferably, the included angle is 30 °.
Optionally, the line width of first metal mesh 3 and second metal mesh 4 is all less than 20um, and is preferred, first metal mesh 3 with the line width of second metal mesh 4 is 10 um.
The driving electrode layer 1 and the sensing electrode layer are both PET conductive layers.
In summary, in the metal grid touch screen structure provided by the invention, the first metal grids on the driving electrode layer and the second metal grids on the sensing electrode layer are in one-to-one correspondence, and an included angle is also formed between the corresponding first metal grids and the corresponding second metal grids; the regular patterns formed by the first metal grid and the second metal grid with equal side length can reduce circuit ghost; the PET conductive layer has good conductive performance.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a metal mesh touch-sensitive screen structure, includes drive electrode layer and the response electrode layer of laminating from top to bottom, its characterized in that: the driving electrode layer is provided with a plurality of connected first metal grids, and the induction electrode layer is provided with second metal grids which correspond to the first metal grids one to one; the center of the first metal mesh is aligned with the center of the second metal mesh, the projection is performed along the direction perpendicular to the driving electrode layer, and an included angle is formed between the first metal mesh and the second metal mesh.
2. The metal mesh touch screen structure of claim 1, wherein: the first metal grid rotates along an axis passing through the center of the first metal grid and perpendicular to the driving electrode layer to form the included angle with the second metal grid corresponding to the first metal grid.
3. The metal mesh touch screen structure of claim 1, wherein: the angle of the included angle ranges from 15 degrees to 165 degrees.
4. The metal mesh touch screen structure of claim 1, wherein: the first metal mesh and the second metal mesh are regular polygons.
5. The metal mesh touch screen structure of claim 4, wherein: the side lengths of the first metal grid and the second metal grid are equal.
6. The metal mesh touch screen structure of claim 1, wherein: the line widths of the first metal grid and the second metal grid are both smaller than 20 um.
7. The metal mesh touch screen structure of claim 1, wherein: the driving electrode layer and the induction electrode layer are both PET conductive layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010546916.2A CN111488082A (en) | 2020-06-16 | 2020-06-16 | Metal grid touch screen structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010546916.2A CN111488082A (en) | 2020-06-16 | 2020-06-16 | Metal grid touch screen structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111488082A true CN111488082A (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010546916.2A Pending CN111488082A (en) | 2020-06-16 | 2020-06-16 | Metal grid touch screen structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111488082A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113093939A (en) * | 2021-03-31 | 2021-07-09 | 牧东光电科技有限公司 | Manufacturing method of anti-moire touch screen |
| CN113093954A (en) * | 2021-05-18 | 2021-07-09 | 深圳市志凌伟业光电有限公司 | Touch screen and display device |
-
2020
- 2020-06-16 CN CN202010546916.2A patent/CN111488082A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113093939A (en) * | 2021-03-31 | 2021-07-09 | 牧东光电科技有限公司 | Manufacturing method of anti-moire touch screen |
| CN113093954A (en) * | 2021-05-18 | 2021-07-09 | 深圳市志凌伟业光电有限公司 | Touch screen and display device |
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| CB03 | Change of inventor or designer information |
Inventor after: Su Wei Inventor after: Wang Haifeng Inventor before: Su Wei Inventor before: Ye Zonghe Inventor before: Wang Haifeng |
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| CB03 | Change of inventor or designer information |