CN205281455U - Touch substrate and touch devices - Google Patents
Touch substrate and touch devices Download PDFInfo
- Publication number
- CN205281455U CN205281455U CN201620010346.4U CN201620010346U CN205281455U CN 205281455 U CN205281455 U CN 205281455U CN 201620010346 U CN201620010346 U CN 201620010346U CN 205281455 U CN205281455 U CN 205281455U
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- touch
- electrode pattern
- touch electrode
- main body
- substrate
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- 239000000758 substrate Substances 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 claims description 9
- 230000008878 coupling Effects 0.000 abstract description 6
- 238000010168 coupling process Methods 0.000 abstract description 6
- 238000005859 coupling reaction Methods 0.000 abstract description 6
- 230000035945 sensitivity Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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Abstract
The utility model provides a touch substrate and touch devices, this touch substrate includes: basement and with first touch -control electrode figure and the second touch -control electrode figure of laminiform one -tenth in the basement, each second touch -control electrode package draws together main part and nose, and the nose of each second touch -control electrode corresponds and is embedded into in the space in the first touch -control electrode figure, first touch -control electrode figure is still including being located the tip and being connected to the nose of a main part of the first touch -control electrode that is located the tip, the main part that is arranged in the second touch -control electrode of this tip be formed with with the corresponding space of nose of first touch -control electrode figure, the nose of first touch -control electrode figure is embedded into in this space. The utility model provides a touch substrate can increase the coupling area at the tip of second touch -control electrode figure and first touch -control electrode figure, helps improving the sensitivity that detects this regional touch -control.
Description
Technical Field
The utility model relates to a touch-control technical field especially relates to a touch-control base plate and touch-control device.
Background
In order to reduce the thickness of the display device, a touch device manufactured by forming a transmitting electrode pattern and a receiving electrode pattern in the same layer is proposed in the prior art, and when a finger touches a corresponding area, capacitance between the transmitting electrode pattern and the receiving electrode pattern changes, so that a detected current changes. Referring to fig. 1, a schematic structural diagram of a transmitting electrode pattern and a receiving electrode pattern in a touch substrate in the prior art is shown, which includes a receiving electrode pattern 100 and a transmitting electrode pattern 200; the receiving electrode pattern 100 includes a plurality of aligned receiving electrodes 110, one long side of each of two adjacent receiving electrodes 110 is connected, and in the receiving electrode pattern 100, two adjacent connecting positions are located on different sides, so that the receiving electrode pattern 100 defines a plurality of gaps, each transmitting electrode 210 in the transmitting electrode pattern 200 has a protruding portion 211, and the protruding portion 211 is embedded into the gap in the receiving electrode pattern 100 in the gap, such a design enables the receiving electrode pattern 100 and the transmitting electrode pattern 200 to have a larger capacitive coupling area, which is beneficial to improving touch sensitivity. In the structure shown in fig. 1, the gap defined by the receiving electrode pattern 100 in the region located at the edge is smaller, so that the capacitive coupling area between the receiving electrode pattern 100 and the transmitting electrode 210 in the region is also smaller, which is not favorable for providing touch sensitivity.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve above-mentioned technical problem.
In a first aspect, the present invention provides a touch substrate, including: the touch control device comprises a substrate, a first touch control electrode pattern and a second touch control electrode pattern which are formed on the substrate in the same layer;
the first touch electrode pattern comprises a plurality of first touch electrodes, each first touch electrode comprises two strip-shaped main body parts and a strip-shaped connecting part, the two strip-shaped main body parts are parallel to each other, the connecting part is perpendicular to the two main body parts, one end of the connecting part is connected with the middle part of one main body part, and the other end of the connecting part is connected with the middle part of the other main body part; one main body part of a first touch electrode in two adjacent first touch electrodes is connected with a main body part of the other first touch electrode, which is positioned on the same side with the main body part, and in the first touch electrode graph, two adjacent connecting parts are positioned on different sides;
the second touch electrode pattern comprises a plurality of second touch electrodes, each second touch electrode comprises a main body part and a protruding part, and the protruding part of each second touch electrode is correspondingly embedded into one gap in the first touch electrode pattern;
The first touch electrode pattern further includes a protruding portion located at an end portion and connected to one main portion of the first touch electrode located at the end portion, a space corresponding to the protruding portion of the first touch electrode pattern is formed in the main portion of the second touch electrode located at the end portion, and the protruding portion of the first touch electrode pattern is embedded in the space.
Further, the first touch electrode pattern is a transmitting electrode pattern, and the second touch electrode pattern is a receiving electrode pattern; or, the second touch electrode pattern is a transmitting electrode pattern, and the first touch electrode pattern is a receiving electrode pattern.
Further, the first touch electrode pattern and the second touch electrode pattern are formed in the same process.
Furthermore, the protruding portion of the first touch electrode pattern includes a first portion and a second portion, the first portion is parallel to the main portion of the first touch electrode connected to the protruding portion, and the second portion is connected to the first portion and the first touch electrode.
Further, the method also comprises the following steps: and the electrode protection layer is formed above the first touch electrode pattern and the second touch electrode pattern.
In another aspect, the present invention further provides a touch device, which includes any one of the above touch substrates.
The utility model provides an among the touch-control base plate, second touch-control electrode figure is still including being located the tip and being connected to the main part's that is located the second touch-control electrode of tip extension, be located in the main part of the first touch-control electrode of this tip be formed with the corresponding space of extension of second touch-control electrode figure, the extension of second touch-control electrode figure is embedded into in this space. In this way, the coupling area of the second touch electrode pattern and the first touch electrode pattern at the end portion can be increased, which is helpful for improving the sensitivity of touch detection in the area.
Drawings
Fig. 1 is a schematic structural diagram of a touch substrate in the prior art;
fig. 2 and fig. 3 are schematic structural diagrams of a touch substrate according to an embodiment of the present invention.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Fig. 2 can be referred to for a schematic structural diagram of a touch substrate provided in an embodiment of the present invention, and includes a first touch electrode pattern 100 and a second touch electrode pattern 200; wherein the first touch electrode pattern 100 includes a plurality of first touch electrodes 110 and an extension portion 120 at an end portion; referring to fig. 3, a schematic diagram of the structure of the first touch electrode pattern 100 at the end portion includes a first touch electrode 110 and an extending portion 120; the first touch electrode 110 includes two strip-shaped main portions 111 and 112 and a strip-shaped connecting portion 113, the two strip-shaped main portions 111 and 112 are parallel to each other, the connecting portion 113 is perpendicular to the two main portions 111 and 112, one end of the connecting portion is connected to the middle of one main portion 111, and the other end of the connecting portion is connected to the middle of the other main portion 112; one main body portion of one first touch electrode 110 of the two adjacent first touch electrodes 110 is connected to a main body portion of the other first touch electrode 110, which is located on the same side as the main body portion, and in the first touch electrode pattern 100, adjacent connection positions are located on different sides; for example, in fig. 2, a main body portion of the first touch electrode 110 from the top on the left side is connected to a main body portion of the second first touch electrode 110 on the left side, and a main body portion of the second first touch electrode 110 on the right side is connected to a main body portion of the third first touch electrode 110 on the right side; two adjacent connecting parts are positioned differently;
The second touch electrode pattern 200 includes a plurality of second touch electrodes 210, each of the second touch electrodes 210 includes a main portion and a protruding portion 211, and the protruding portion 211 of each of the second touch electrodes 210 is correspondingly embedded in a gap in the first touch electrode pattern 100;
the protruding portion 120 of the first touch electrode pattern 100 is located at an end portion and connected to the protruding portion 120 of one main portion of the first touch electrode 110 located at the end portion, and a space corresponding to the protruding portion 120 of the first touch electrode pattern 100 is formed in the main portion of the second touch electrode 210 located at the end portion, and the protruding portion 120 of the first touch electrode pattern 100 is embedded in the space.
Referring to fig. 2 and 3, in the touch substrate provided by the present invention, the first touch electrode pattern 100 at the edge of the touch area has an additional protruding portion 120, and the protruding portion 120 is embedded into the main portion of the second touch electrode 210 at the end, so that the coupling area between the first touch electrode pattern 100 and the second touch electrode pattern 200 is increased, which is helpful for improving the sensitivity of touch detection in the area.
In practical implementation, the first touch electrode pattern 100 may be a transmitting electrode pattern, and the second touch electrode pattern 200 is a receiving electrode pattern; alternatively, the second touch electrode pattern 200 may be a transmitting electrode pattern, and the first touch electrode pattern 100 may be a receiving electrode pattern.
In particular, the first touch electrode pattern 100 and the second touch electrode pattern 200 may be formed in the same process. Therefore, the manufacturing difficulty of the touch device can be reduced, and the thickness of the corresponding touch device can be reduced.
In a specific implementation, the first touch electrode pattern and the second touch electrode pattern may be made of a transparent material such as indium tin oxide.
In specific implementation, referring to fig. 2 and fig. 3, the protruding portion 120 of the first touch electrode pattern 100 includes a first portion 121 and a second portion 122, where the first portion 121 is parallel to the main portion 111 of the first touch electrode 110 connected to the protruding portion 120, and the second portion 122 connects the first portion 121 and the first touch electrode 110.
Such a design can increase the coupling area between the first touch electrode pattern 100 and the second touch electrode pattern 200, thereby further improving the touch sensitivity in this area. Of course, in practical implementation, the above-mentioned protruding portion 120 may have other shapes to achieve the basic object of the present invention, and the corresponding technical solution should also fall into the protection scope of the present invention.
In a specific implementation, the touch substrate may further include: an electrode protection layer formed over the first touch electrode pattern 100 and the second touch electrode pattern 200.
Therefore, the first touch electrode pattern and the second touch electrode pattern can be effectively protected, and the touch electrode pattern is prevented from being scratched in the subsequent manufacturing or using process. In practical implementation, the electrode protection layer may be made of an insulating material such as silicon nitride.
On the other hand, the utility model also provides a manufacturing approach of touch-control base plate can be used for making foretell touch-control base plate, and the method includes:
step S1, forming a first touch electrode pattern and a second touch electrode pattern on the substrate at the same layer; wherein,
the formed first touch electrode pattern comprises a plurality of first touch electrodes, each first touch electrode comprises two strip-shaped main body parts and a strip-shaped connecting part, the two strip-shaped main body parts are parallel to each other, the connecting part is perpendicular to the two main body parts, one end of the connecting part is connected with the middle part of one main body part, and the other end of the connecting part is connected with the middle part of the other main body part; one main body part of a first touch electrode in two adjacent first touch electrodes is connected with a main body part of the other first touch electrode, which is positioned on the same side with the main body part, and in the first touch electrode graph, two adjacent connecting parts are positioned on different sides;
The formed second touch electrode pattern comprises a plurality of second touch electrodes, each second touch electrode comprises a main body part and a protruding part, and the protruding part of each second touch electrode is correspondingly embedded into one gap in the first touch electrode pattern;
the formed first touch electrode pattern further includes a protruding portion at an end portion and connected to one main portion of the first touch electrode at the end portion, and a space corresponding to the protruding portion of the first touch electrode pattern is formed in the main portion of the second touch electrode at the end portion, and the protruding portion of the first touch electrode pattern is embedded in the space.
In specific implementation, the first touch electrode pattern formed here is a transmitting electrode pattern, and the second touch electrode pattern formed here is a receiving electrode pattern; or the formed second touch electrode pattern is a transmitting electrode pattern, and the formed first touch electrode pattern is a receiving electrode pattern.
In a specific implementation, the step S1 may specifically include:
and forming a first touch electrode pattern and a second touch electrode pattern in the same process.
Specifically, the electrode material layer may be touched by magnetron sputtering, and the deposited electrode material layer may be patterned, and the first touch electrode pattern and the second touch electrode pattern may be formed simultaneously in one patterning process. The specific steps of patterning can be referred to in the art, and the present invention is not described in detail herein.
In a specific implementation, the protruding portion of the second touch electrode pattern may include a first portion and a second portion, wherein the first portion is parallel to the main portion of the second touch electrode connected to the protruding portion, and the second portion connects the first portion and the second touch electrode.
In specific implementation, the method may further include: in step S2, an electrode protection layer is formed over the first touch electrode pattern and the second touch electrode pattern.
In another aspect, the present invention further provides a touch device, which includes the touch substrate.
The touch device here may be: any product or component with a touch function, such as electronic paper, a mobile phone, a tablet computer, a navigator and the like.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A touch substrate, comprising: the touch control device comprises a substrate, a first touch control electrode pattern and a second touch control electrode pattern which are formed on the substrate in the same layer;
the first touch electrode pattern comprises a plurality of first touch electrodes, each first touch electrode comprises two strip-shaped main body parts and a strip-shaped connecting part, and the two strip-shaped main body parts are parallel to each other; the connecting part is vertical to the two main body parts, one end of the connecting part is connected with the middle part of one main body part, and the other end of the connecting part is connected with the middle part of the other main body part; one main body part of a first touch electrode in two adjacent first touch electrodes is connected with a main body part of the other first touch electrode, which is positioned on the same side with the main body part, and in the first touch electrode graph, two adjacent connecting parts are positioned on different sides;
the second touch electrode pattern comprises a plurality of second touch electrodes, each second touch electrode comprises a main body part and a protruding part, and the protruding part of each second touch electrode is correspondingly embedded into one gap in the first touch electrode pattern;
the first touch electrode pattern further includes a protruding portion located at an end portion and connected to one main portion of the first touch electrode located at the end portion, a space corresponding to the protruding portion of the first touch electrode pattern is formed in the main portion of the second touch electrode located at the end portion, and the protruding portion of the first touch electrode pattern is embedded in the space.
2. The touch substrate of claim 1, wherein the first touch electrode pattern is a transmitting electrode pattern, and the second touch electrode pattern is a receiving electrode pattern; or, the second touch electrode pattern is a transmitting electrode pattern, and the first touch electrode pattern is a receiving electrode pattern.
3. The touch substrate of claim 1, wherein the first touch electrode pattern and the second touch electrode pattern are formed in a same process.
4. The touch substrate of claim 1, wherein the protruding portion of the first touch electrode pattern comprises a first portion parallel to a main portion of the first touch electrode to which the protruding portion is connected, and a second portion connecting the first portion and the first touch electrode.
5. The touch substrate of claim 1, further comprising: and the electrode protection layer is formed above the first touch electrode pattern and the second touch electrode pattern.
6. A touch device comprising the touch substrate according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620010346.4U CN205281455U (en) | 2016-01-06 | 2016-01-06 | Touch substrate and touch devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620010346.4U CN205281455U (en) | 2016-01-06 | 2016-01-06 | Touch substrate and touch devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205281455U true CN205281455U (en) | 2016-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620010346.4U Active CN205281455U (en) | 2016-01-06 | 2016-01-06 | Touch substrate and touch devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205281455U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105549787A (en) * | 2016-01-06 | 2016-05-04 | 京东方科技集团股份有限公司 | Touch substrate, fabrication method for touch substrate, and touch apparatus |
-
2016
- 2016-01-06 CN CN201620010346.4U patent/CN205281455U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105549787A (en) * | 2016-01-06 | 2016-05-04 | 京东方科技集团股份有限公司 | Touch substrate, fabrication method for touch substrate, and touch apparatus |
| US9959001B2 (en) | 2016-01-06 | 2018-05-01 | Boe Technology Group Co., Ltd. | Touch substrate, method for manufacturing the same and touch device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |