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Touch control unit, preparation method thereof, and touch control substrate

A technology of touch control unit and touch electrode, which is applied in the direction of instruments, electrical digital data processing, and input/output process of data processing, etc. It can solve the problems of low touch recognition accuracy and improve the amount of useful information and signal-to-noise The effect of improving the ratio and improving the accuracy

Active Publication Date: 2017-02-15
BOE TECH GRP CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The invention provides a touch control unit and its preparation method, and a touch control substrate, which are used to solve the technical problem of low touch recognition accuracy of the touch control unit in the prior art

Method used

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  • Touch control unit, preparation method thereof, and touch control substrate
  • Touch control unit, preparation method thereof, and touch control substrate
  • Touch control unit, preparation method thereof, and touch control substrate

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0039] figure 2 It is a schematic structural diagram of a touch control unit provided in Embodiment 1 of the present invention, image 3 for figure 2 Schematic diagram of the interface in the Z-Z direction, such as figure 2 and image 3 As shown, the touch control unit includes: a first touch electrode 1, a second touch electrode 2 and a conductive branch 3, wherein the second touch electrode 2 includes: a first sub-electrode 201, a second sub-electrode 203 and a conductive bridge The line 202, the first sub-electrode 201 and the second sub-electrode 203 are respectively located on both sides of the first touch electrode 1, the conductive bridge line 202 crosses the first touch electrode 1 and its two ends are respectively connected to the first sub-electrode 201 and the second touch electrode. The two sub-electrodes 203 are connected, the conductive branch 3 is connected to the second touch electrode 2 and insulated from the first touch electrode 1, and the orthographic...

Embodiment 2

[0056] Figure 6 A flow chart of a method for manufacturing a touch unit provided in Embodiment 2 of the present invention, as shown in Figure 6 As shown, the preparation method is used to prepare the touch unit provided in the first embodiment above, and the preparation method includes:

[0057] Step S1, forming first touch electrodes on the base substrate.

[0058] Step S2, forming second touch electrodes on the base substrate.

[0059] Wherein, the second touch electrode includes: a first sub-electrode, a second sub-electrode and a conductive bridge line, the first sub-electrode and the second sub-electrode are respectively located on both sides of the first touch electrode, and the conductive bridge line crosses the first The two ends of the touch electrode are respectively connected with the first sub-electrode and the second sub-electrode.

[0060] Step S3, forming conductive branches.

[0061] Wherein, the conductive branch is connected to the second touch electrod...

Embodiment 3

[0075] Figure 8 A schematic structural diagram of a touch substrate provided in Embodiment 3 of the present invention, as shown in Figure 8 As shown, the touch control substrate includes a base substrate (not shown) and a touch control unit T located above the base substrate, wherein the touch control unit T adopts the touch control unit provided in the first embodiment above, and details can be found in The description in the first embodiment above will not be repeated here.

[0076]In this embodiment, when there are multiple touch units T, the first touch electrodes 1 in each touch unit T extend along the first direction X, and the second touch electrodes 2 extend along the second direction Y. , all touch units T form a touch array; in the touch array, the first touch electrodes 1 of each touch unit T arranged along the first direction X are connected, and the first touch electrodes 1 of each touch unit T arranged along the second direction Y The second touch electrode 2...

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Abstract

The invention discloses a touch control unit, a preparation method thereof, and a touch control substrate, wherein the touch control unit includes: a first touch electrode, a second touch electrode and a conductive branch, and the second touch electrode includes: a first sub-electrode , the second sub-electrode and the conductive bridge line, the first sub-electrode and the second sub-electrode are respectively located on both sides of the first touch electrode, the conductive bridge line crosses the first touch electrode and its two ends are respectively connected to the first sub-electrode and the first touch electrode The second sub-electrode is connected, the conductive branch is connected to the second touch electrode and insulated from the first touch electrode, and the orthographic projection of the conductive branch on the plane where the first touch electrode is at least partly falls on the first touch electrode. within the area. The technical solution of the present invention can effectively increase the amount of useful information in the touch sensing signal output by the touch unit, thereby improving the signal-to-noise ratio of the touch sensing signal, which is beneficial to improving the accuracy of touch recognition.

Description

technical field [0001] The invention relates to the field of display technology, in particular to a touch control unit, a preparation method thereof, and a touch control substrate. Background technique [0002] figure 1 It is a schematic structural diagram of a mutual capacitive touch unit in the prior art, such as figure 1 As shown, the touch control unit T includes: a first touch electrode 1 and a second touch electrode 2, wherein the second touch electrode 2 includes: a first sub-electrode 201, a second sub-electrode 203 and a conductive bridge line 202, The first sub-electrode 201 and the second sub-electrode 203 are respectively located on two sides of the first touch electrode 1 , and the conductive bridge wire 202 crosses the first touch electrode 202 to connect the first sub-electrode 201 and the second sub-electrode 203 . [0003] During the touch process, one of the first touch electrode and the second touch electrode is used as a touch scanning electrode, and th...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06F3/044
CPCG06F3/044G06F2203/04103G06F2203/04111G06F3/0443G06F3/0446G06F3/0412G06F2203/04112
Inventor 曲连杰
Owner BOE TECH GRP CO LTD
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