CN207833485U - A kind of touch panel - Google Patents
A kind of touch panel Download PDFInfo
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- CN207833485U CN207833485U CN201820347569.9U CN201820347569U CN207833485U CN 207833485 U CN207833485 U CN 207833485U CN 201820347569 U CN201820347569 U CN 201820347569U CN 207833485 U CN207833485 U CN 207833485U
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Abstract
The utility model discloses a kind of touch panels, including substrate, the electrode layer that the same side stacking of the substrate is independently arranged equipped at least two layers and shape is consistent, each electrode layer respectively include several parallel first electrode strings equidistantly arranged and several parallel equidistant arrangements and the second electrode string arranged in a crossed manner with first electrode string；Insulating layer is provided between adjacent electrode layer, the insulating layer offers several spaced through-holes, the through-hole keeps the corresponding channel of adjacent electrode layer in parallel, the aisle resistance of first electrode string and second electrode string can effectively be reduced, and then reduce the surface resistance of electrode layer, driving capability of the touch-control driver for large scale product finally is enhanced, is particularly suitable for the touch panel of coarse scale structures.
Description
Technical field
The utility model is related to technical field of touch control, relate more specifically to a kind of touch panel.
Background technology
The gradual substitutional resistance formula touch panel of capacitive touch panels occupies touch-control market, the either performance of product itself
Or all there are one the promotions of matter to the experience of people.However as era development especially display technology and product to large scale
The rapidly development in direction, people are no longer content with touch-control interaction is confined in a smaller range, all such as larger than 20inch
The demand of touch-control product gradually proposed by people.Conducting function materials of the ITO as touch-control product, because of its good optics
Performance, easy processing flow, low cost and a series of advantage such as low stain, in the touch-control product scope of small-medium size,
With the status that can not be shaken.But with incrementally increasing for touch panel size, it is especially applied to the panel of 20inch or more
When, the surface resistance of ITO can be excessive, can not ensure the good electric conductivity of large touch panel and enough sensitivity.ITO makees
Convention body status for the conducting function material of touch-control product is gradually some new materials, for example nano silver, metalmesh
It is even substituted Deng threatening.On electric conductivity, ITO is less than nano silver and metalmesh, however at some other aspect,
Such as cost, the simplification of processing, the strong support of existing and ripe equipment and technology, reliability etc., but be nanometer
These brand-new materials such as silver and metalmesh are difficult to when.Therefore, if making some improvement, ITO can be made full use of to make
For many advantages of touch-control product conducting function material, and its can be obviously improved applied to the performance in terms of large scale product,
To have great importance.
Utility model content
In order to solve the deficiencies in the prior art, the utility model, which provides, a kind of can effectively reduce touching for aisle resistance
Touch panel.
The utility model institute technique effect to be achieved is realized by following scheme：A kind of touch panel, including substrate, institute
The electrode layer that the same side stacking for stating substrate is independently arranged equipped at least two layers and shape is consistent, if each electrode layer respectively includes
The dry parallel first electrode string equidistantly arranged and several parallel equidistant arrange and arranged in a crossed manner with first electrode string
Second electrode string；Insulating layer is provided between adjacent electrode layer, the insulating layer offers several spaced through-holes, institute
Stating through-hole keeps the corresponding channel of adjacent electrode layer in parallel.
Preferably, the electrode layer is two layers.
Preferably, the size of the touch panel is 20inch or more.
Preferably, the first electrode string includes several first conductive units, and the first conductive unit is diamond shape, and first leads
It is connected by several the first wire-connectings between electric unit.
Preferably, the second electrode string includes several second conductive units, and the second conductive unit is diamond shape, and second leads
It is connected by several the second wire-connectings between electric unit.
Preferably, the first electrode string on each electrode layer and second electrode string be superimposed in a direction perpendicular to a substrate and
Intersect alignment.
Preferably, the first electrode string between adjacent electrode layer corresponds, the second electrode string between adjacent electrode layer
It corresponds.
Preferably, the material of substrate is glass.
The utility model has the following advantages：
It solves to increase due to touch plate dimensions by being stacked the electrode layer of multilayer function of the same race in the same side of substrate
The problem of aisle resistance caused by big increases and exceeds driver driving capability.Since first electrode string and second electrode string are
Two layers or two layers or more, the aisle resistance of first electrode string and second electrode string can be effectively reduced, and then reduce electrode layer
Surface resistance finally enhances driving capability of the touch-control driver for large scale product, is particularly suitable for touching for coarse scale structures
Touch panel.
Description of the drawings
Fig. 1 is that the sectional view of two layers of electrode layer is arranged in substrate the same side of touch panel in the utility model；
Fig. 2 is the floor map of two layers of electrode layer of touch panel displays in the utility model.
Reference numeral：Substrate 1；Electrode layer 2；Insulating layer 3；Through-hole 31；First electrode string 21；Second electrode string 22；First
Conductive unit 211；First wire-connecting 212；Second conductive unit 221；Second wire-connecting 222.
Specific implementation mode
The utility model is described in detail with reference to the accompanying drawings and examples, the examples of the embodiments are in attached drawing
In show, in which the same or similar labels are throughly indicated same or similar elements or with the same or similar functions
Element.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to for explaining the utility model, and cannot understand
For limitations of the present invention.
In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on
Orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as pair
The limitation of the utility model.
In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic." first ", " second ", " third " are defined as a result,
Feature can explicitly or implicitly include one or more this feature." multiple " contain in the description of the present invention,
Justice is two or more, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
Calmly ", the terms such as " setting " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, can also be electrical connection；It can be directly connected, can also may be used also indirectly connected through an intermediary
To be the interaction relationship of connection or two elements inside two elements.For the ordinary skill in the art,
The concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
As shown in Figs. 1-2, the utility model embodiment provides a kind of touch panel, including substrate, the substrate it is same
The electrode layer that side stacking is independently arranged equipped at least two layers and shape is consistent, it is parallel that each electrode layer respectively includes several
The first electrode string equidistantly arranged, first electrode string include several first conductive units, and the first conductive unit is diamond shape, the
It is realized and is connected by several first wire-connectings between one conductive unit；Several it is parallel it is equidistant arrangement and with first electrode string
Second electrode string arranged in a crossed manner, second electrode string include several second conductive units, and the second conductive unit is diamond shape, and second
It is realized and is connected by several second wire-connectings between conductive unit.
Insulating layer is provided between the adjacent electrode layer, the insulating layer offers several spaced through-holes,
While the insulation between ensureing adjacent electrode layer channel, it can also make the corresponding first electrode string of adjacent electrode layer（Second electricity
It goes here and there pole）Parallel connection, to reduce the resistance in the electrode array channel.Specifically, upper layer and lower layer (R1, R2) is respectively represented with R1n and R2n
Nth bar receiving electrode, it is to allow R1n and R2n parallel connections to reduce the resistance value of nth bar receiving channel that through-hole acts on here；With
R1n and T2m（m=1,2,..,,n）Respectively represent upper layer（R1 layers) nth bar receiving electrode and lower layer（T2 layers）The m articles transmitting electricity
Pole, through-hole acts on here to be insulated between allowing two layers of electrode layer.
First electrode string described in the utility model and second electrode string can pass through unilateral cabling or bilateral cabling
Signal wire is connect with the circuit of touch-control driver, needs to be selected and be laid out according to reserved space in practical application.Preferably, institute
It states first electrode string and second electrode string to connect with the circuit of touch-control driver by the signal wire of bilateral cabling, is more advantageous to system
Make large scale product.
Relative to small-medium size product, one distinct issues of large scale product are that aisle resistance is larger（In conductive material
In the case of surface resistance is identical, aisle resistance and the general proportional relationship of size）, and the driving capability of touch-control driver is all
It is limited, therefore solve the problems, such as that the touch-control of large scale product is just embodied in and try to reduce aisle resistance resistance value to control in driver
Driving capability range within.By the way that the electrode layer of multilayer function of the same race is arranged in the same side of substrate to solve in the utility model
The problem of aisle resistance caused by certainly increasing due to touch plate dimensions increases and exceeds driver driving capability.Due to first electrode
String and second electrode string are two layers or two layers or more, make each channel for being connected to touch-control driver by a plurality of identical work(
The electrode of energy composes in parallel, and can effectively reduce the aisle resistance of first electrode string and second electrode string, and then reduce electrode layer
Surface resistance finally enhances driving capability of the touch-control driver for large scale product, is particularly suitable for touching for coarse scale structures
Touch panel.
First electrode string and second electrode string on each electrode layer described in the utility model is perpendicular to the side of substrate
Alignment is superimposed and intersected upwards, and the first electrode string between adjacent electrode layer is corresponding, the second electrode between adjacent electrode layer
It goes here and there corresponding, so that every layer of electrode layer is consistent, relative to the design of single-layer electrodes layer, the utility model can make track resistance values
Half is at least reduced, so as to meet the design of large scale product.
Electrode layer described in the utility model is ITO conductive layer.
Further, the material of substrate is transparent insulation material, can be flexible parent metal can also be rigid substrate, such as glass
Glass, strengthened glass, sapphire glass, polyimides, makrolon etc., but not limited to this.
The size of touch panel described in the utility model is 20inch or more, and the insulating layer is SIO2 or OC etc..
Further, the electrode layer is preferably two layers, but not limited to this, suitable layer can be chosen according to actual demand
Number.
Finally, it should be noted that above example be only to illustrate the embodiment of the present invention technical solution rather than to its into
Row limitation, although the embodiment of the present invention is described in detail with reference to preferred embodiment, those skilled in the art
It should be understood that the technical solution of the embodiment of the present invention can be still modified or replaced equivalently, and these are changed or wait
The range of modified technical solution disengaging technical solution of the embodiment of the present invention cannot also be made with replacement.
Claims (8)
1. a kind of touch panel, including substrate, which is characterized in that the same side stacking of the substrate is independently set equipped at least two layers
It sets and electrode layer that shape is consistent, each electrode layer respectively includes several parallel first electrode strings equidistantly arranged and several
A parallel equidistant arrangement and the second electrode string arranged in a crossed manner with first electrode string；Insulation is provided between adjacent electrode layer
Layer, the insulating layer offer several spaced through-holes, and the through-hole keeps the corresponding channel of adjacent electrode layer in parallel.
2. a kind of touch panel as described in claim 1, which is characterized in that the electrode layer is two layers.
3. a kind of touch panel as described in claim 1, which is characterized in that the size of touch panel is 20inch or more.
4. a kind of touch panel as described in claim 1, which is characterized in that the first electrode string includes that several first are led
Electric unit, the first conductive unit are diamond shape, are connected by several the first wire-connectings between the first conductive unit.
5. a kind of touch panel as described in claim 1, which is characterized in that the second electrode string includes that several second are led
Electric unit, the second conductive unit are diamond shape, are connected by several the second wire-connectings between the second conductive unit.
6. a kind of touch panel as described in claim 1, which is characterized in that the first electrode string and second on each electrode layer
Electrode array is superimposed and intersects alignment in a direction perpendicular to a substrate.
7. a kind of touch panel as claimed in claim 6, which is characterized in that the first electrode string between adjacent electrode layer is mutual
Corresponding, the second electrode string between adjacent electrode layer corresponds.
8. a kind of touch panel as described in claim 1, which is characterized in that the material of substrate is glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820347569.9U CN207833485U (en) | 2018-03-14 | 2018-03-14 | A kind of touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820347569.9U CN207833485U (en) | 2018-03-14 | 2018-03-14 | A kind of touch panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207833485U true CN207833485U (en) | 2018-09-07 |
Family
ID=63398885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820347569.9U Active CN207833485U (en) | 2018-03-14 | 2018-03-14 | A kind of touch panel |
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| Country | Link |
|---|---|
| CN (1) | CN207833485U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459900A (en) * | 2018-12-24 | 2019-03-12 | 信利半导体有限公司 | Image element array substrates and display equipment |
-
2018
- 2018-03-14 CN CN201820347569.9U patent/CN207833485U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459900A (en) * | 2018-12-24 | 2019-03-12 | 信利半导体有限公司 | Image element array substrates and display equipment |
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