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Initial unit for forming electrode pattern of mutual capacitance touch screen

An electrode pattern, touch screen technology, applied in electrical digital data processing, data processing input/output process, instruments, etc., can solve problems such as poor blanking effect, and achieve good blanking effect.

Active Publication Date: 2015-12-09
BOE TECH GRP CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] In addition, due to the relatively regular outlines of the patterns crossing the two groups of electrodes in the prior art, the regular pattern will cause interference between optics, so the blanking effect is poor

Method used

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  • Initial unit for forming electrode pattern of mutual capacitance touch screen
  • Initial unit for forming electrode pattern of mutual capacitance touch screen
  • Initial unit for forming electrode pattern of mutual capacitance touch screen

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0038] Such as figure 1 As shown, this embodiment provides an initial unit for forming an electrode pattern of a mutual capacitive touch screen, and the initial unit includes first electrodes 1 in the first direction and second electrodes 2 in the second direction intersecting each other on the same layer, wherein , the first electrode 1 is divided into opposite first part and second part by the second electrode 2; between the first electrode 1 and the second electrode 2, there is a filling pattern 3 with irregular outline, and the first electrode 1 The outline of the second electrode 2 is set corresponding to the outline of the filling pattern 3 .

[0039] The initial unit forming the electrode pattern of the mutual capacitance touch screen in this embodiment, because the same layer of the initial unit forming the electrode pattern of the mutual capacitance touch screen crosses each other and is arranged in the first direction 1 and the second electrode 2 of the second direct...

Embodiment 2

[0053] Such as image 3 As shown, the present embodiment provides an electrode pattern of a mutual capacitance touch screen, which adopts such as figure 1 The initial unit shown is obtained by splicing as follows:

[0054] connecting the first electrodes 1 of the n initial units end-to-end in the first direction;

[0055] Connecting the second electrodes 2 of the m initial units in the second direction to the n initial units respectively;

[0056] Wherein, the electrode pattern of the mutual capacitance touch screen includes: m+1 quasi-channels 7 parallel to each other are formed by the first electrode 1 in the first direction, and the quasi-channels 7 are used to transmit touch control after being electrically connected. Signal;

[0057] And n parallel channels 6 are formed by the second electrode 2 in the second direction, and the channels 6 are used for transmitting touch signals.

[0058] preferred, such as image 3 As shown, the distance between adjacent channels 6 o...

Embodiment 3

[0061] Such as Figure 4 As shown, the present embodiment provides an electrode pattern of a mutual capacitance touch screen, which adopts such as figure 2 The initial unit shown is obtained by splicing as follows:

[0062] connecting the first electrodes 1 of the n initial units end-to-end in the first direction;

[0063] Connecting the second electrodes 2 of the m initial units in the second direction to the n initial units respectively;

[0064] Wherein, the electrode pattern of the mutual capacitance touch screen includes: m+1 quasi-channels 7 parallel to each other are formed by the first electrode 1 in the first direction, and the quasi-channels 7 are used to transmit touch control after being electrically connected. Signal;

[0065] And n parallel channels 6 are formed by the second electrode 2 in the second direction, and the channels 6 are used for transmitting touch signals.

[0066] Preferably, the distance between adjacent channels 6 or quasi-channels of the e...

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Abstract

The invention provides an initial unit for forming an electrode pattern of a mutual capacitance touch screen, the mutual capacitance touch screen and a display device. The initial unit, the mutual capacitance touch screen and the display device are used for solving the problems that an electrode pattern of a mutual capacitance touch screen in the prior art is bad in blanking performance, low in touch precision and not capable of being matched with touch chips of various types. According to the initial unit for forming the electrode pattern of the mutual capacitance touch screen, the mutual capacitance touch screen and the display device, the initial unit for forming the electrode pattern of the mutual capacitance touch screen comprises a first electrode in the first direction and a second electrode in the second direction, the first electrode and the second electrode are crossed on the same layer, a filling pattern with an irregular contour is arranged between the first electrode and the second electrode, the first electrode in the first direction is provided with protruding parts, and adjacent channels or quasi channels are connected in parallel, so that the blanking performance and the touch precision are improved, and the touch chips of various types can be matched.

Description

technical field [0001] The present invention relates to the field of display technology, in particular to an initial unit forming an electrode pattern of a mutual capacitance touch screen, a mutual capacitance touch screen, and a display device. Background technique [0002] At present, products such as mobile phones and tablet computers on the market all use touch screens, and the way of using touch is also a mainstream direction in the future. [0003] Among them, the mutual capacitive touch screen has the characteristics of directness, high efficiency, accuracy, smoothness, and fashion, which greatly improves the efficiency and convenience of human-computer dialogue, and has become a research and development hotspot for capacitive touch screens. [0004] Mutual capacitive touch screen includes two sets of electrodes crossing each other on the same layer, one set of electrodes is connected end to end on this layer to form a set of signal channels, and the other set of elec...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F3/044
CPCG06F3/0412G06F3/0443G06F3/0445G06F3/0446G06F3/0448G06F2203/04111G06F2203/04112
Inventor 谢晓冬许邹明胡明张明何敏田健王静
Owner BOE TECH GRP CO LTD
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