CN208172774U - A kind of touch sensing and GG touch screen - Google Patents
A kind of touch sensing and GG touch screen Download PDFInfo
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- CN208172774U CN208172774U CN201820881668.5U CN201820881668U CN208172774U CN 208172774 U CN208172774 U CN 208172774U CN 201820881668 U CN201820881668 U CN 201820881668U CN 208172774 U CN208172774 U CN 208172774U
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Abstract
The utility model discloses a kind of touch sensing and GG touch screens, wherein the touch sensing includes substrate, the transparent conductive film layer positioned at substrate surface, transparent conductive film layer is divided into multiple first electrodes along X axis distribution and multiple second electrodes along Y-axis distribution, and first electrode intersects with second electrode：Wherein, second electrode disconnects at the position to intersect with first electrode, and is connected by metal bridge formation；First electrode is continuously coupled, and the transparent conductive film layer surface for the two first electrode connected components that are connected is provided with：Positioned at metal build bridge and the transparent conductive film layer of connected component between, impedance be less than connected component transparent conductive film layer impedance drop resistance layer.Above-mentioned technical proposal disclosed in the present application, it is less than the drop resistance layer of the impedance of the transparent conductive film layer of connected component in the transparent conductive film layer surface setting impedance of the connected component of two neighboring first electrode, to reduce the impedance of connected component, touch-control IC is normally matched.
Description
Technical field
The utility model relates to touch screen technology fields, more specifically to a kind of touch sensing and GG touch screen.
Background technique
Touch screen as a kind of newest computer input apparatus, be widely used in the inquiry of public information, leader's office,
The fields such as technology controlling and process, military commanding, multimedia teaching.
G (Glass Lens, glass cover-plate) G (Glass Sensor, glass sensor) touch screen be by cover sheet with
Touch sensing is constituted, wherein the touch sensing of responsible finger touch positioning and gesture identification is the touch-control of GG touch screen
Core component.Touch sensing is that transparent conductive film layer is deposited on substrate, is then etched into transparent conductive film layer mutually
The transverse electrode array and longitudinal electrode array of cross-distribution, wherein led between transverse electrode (or longitudinal electrode) by transparent
Electrolemma layer is connected, and is connected by other means between longitudinal electrode, in order to which user is when touching GG touch screen, accordingly
Controller can calculate pair according to the variation of capacitor detected by touch-control IC (Integrated Circuit, integrated circuit)
The touch point answered, and execute instruction corresponding with user's operation.But due to transverse electrode (or longitudinal electrode) connected component
Transparent conductive film layer it is narrow, then cause corresponding impedance ratio larger, cause the electric current for flowing through the position smaller, thus
So that touch-control IC may can not work normally.
It is current those skilled in the art in conclusion how to reduce the impedance of electrode connected component in touch sensing
Technical problem urgently to be resolved.
Utility model content
In view of this, the purpose of the utility model is to provide a kind of touch sensing and GG touch screen, to reduce touch-control biography
The impedance of electrode connected component in sensor, matches touch-control IC normally, to improve GG touch screen to a certain extent
Performance.
To achieve the goals above, the utility model provides the following technical solutions：
A kind of touch sensing, including substrate, positioned at the transparent conductive film layer of the substrate surface, the transparent conductive film
Layer be divided into it is multiple along X axis distribution first electrodes and it is multiple along Y-axis distribution second electrode, the first electrode with it is described
Second electrode intersects；
Wherein, the second electrode disconnects at the position to intersect with the first electrode, and is built bridge phase by metal
Connection；
The first electrode is continuously coupled, and the transparent conductive film layer surface of the two neighboring first electrode connected component is set
It is equipped with：
It builds bridge between the transparent conductive film layer of connected component positioned at the metal, impedance is less than the transparent of connected component and leads
The drop resistance layer of the impedance of electrolemma layer.
Preferably, the drop resistance layer is specially metallic diaphragm.
Preferably, the metallic diaphragm is specially molybdenum aluminium molybdenum film layer.
Preferably, the metallic diaphragm is specially molybdenum line.
Preferably, the metal bridge formation includes：
The first insulating layer positioned at the surface of the two neighboring second electrode；
Periphery positioned at first insulating layer, the conductive layer for being connected to the two neighboring second electrode；
Second insulating layer positioned at the periphery of the conductive layer.
Preferably, the conductive layer is specially molybdenum.
Preferably, the substrate is specially glass substrate.
Preferably, the transparent conductive film layer is specially ITO conductive film layer.
A kind of GG touch screen, including touch sensing described in any of the above embodiments.
The utility model provides a kind of touch sensing and GG touch screen, and wherein the touch sensing includes substrate, position
In the transparent conductive film layer of substrate surface, transparent conductive film layer is divided into multiple first electrodes and multiple along Y-axis along X axis distribution
To the second electrode of distribution, first electrode intersects with second electrode：Wherein, second electrode is intersecting with first electrode
It disconnects at position, and is connected by metal bridge formation；First electrode is continuously coupled, and be connected the saturating of two first electrode connected components
Bright conductive film layer surface is provided with：Positioned at metal is built bridge between the transparent conductive film layer of connected component, impedance is less than interconnecting part
The drop resistance layer of the impedance of the transparent conductive film layer divided.
Above-mentioned technical proposal disclosed in the present application, two neighboring second electrode are broken at the position to intersect with first electrode
It opens, and is built bridge and be connected by metal, two neighboring first electrode is then connected by transparent conductive film layer.Wherein, connected component
Transparent conductive film layer surface be provided with positioned at metal build bridge and the transparent conductive film layer of connected component between and impedance be less than connect
The drop resistance layer of the impedance of the transparent conductive film layer of logical part, so that drop resistance layer is in parallel with the transparent conductive film layer of connected component composition
Relationship reduces to reduce the impedance of connected component to the obstruction for flowing through the electric current at the position, so that touch-control IC can be with
Normal matching, to improve the performance of GG touch screen to a certain extent.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of front view of a specific embodiment of touch sensing provided by the embodiment of the utility model；
Fig. 2 is the side view of touch sensing provided by the embodiment of the utility model；
Fig. 3 is that the structure for the specific embodiment that metal is built bridge in touch sensing provided by the embodiment of the utility model is shown
It is intended to.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Figure 1 and Fig. 2, wherein Fig. 1 shows the one of a kind of touch sensing provided by the embodiment of the utility model
The front view of specific embodiment, Fig. 2 shows the side views of touch sensing provided by the embodiment of the utility model.This is practical new
A kind of touch sensing that type embodiment provides, including substrate 1, the transparent conductive film layer positioned at 1 surface of substrate, transparent conductive film
Layer is divided into multiple first electrodes 2 along X axis distribution and multiple second electrodes 3 along Y-axis distribution, first electrode 2 and second
Electrode 3 intersects：
Wherein, second electrode 3 disconnects at the position to intersect with first electrode 2, and is connected by metal bridge formation 31；
First electrode 2 is continuously coupled, the transparent conductive film layer surface setting of two neighboring 2 connected component 21 of first electrode
Have：
Positioned at metal is built bridge between 31 and the transparent conductive film layer of connected component 21, impedance is less than the transparent of connected component 21
The drop resistance layer 211 of the impedance of conductive film layer.
It is full that upper thickness is deposited in the way of collosol and gel, chemical deposition, magnetron sputtering etc. on the substrate 1 of touch sensing
The transparent conductive film layer that foot production requires.Then, transparent conductive film layer is etched by modes such as chemical etching, laser direct-writings
Multiple first electrodes 2 along X axis distribution and it is multiple along Y-axis distribution second electrode 3 (X axis and Y-axis be it is opposite,
When specifying one of direction is X axis, then direction normal thereto is Y-axis), wherein first electrode 2 and the second electricity
It intersects between pole 3, and two neighboring second electrode 3 disconnects at the position to intersect with first electrode 2, and adjacent two
A first electrode 2 is connected at the position to intersect with second electrode 3 by transparent conductive film layer, to reduce two neighboring
One electrode 2 be when being in off-state with two neighboring second electrode 3 carry out corresponding be connected to and increase workload and cost,
And the short circuit caused when avoiding both being connected to by transparent conductive film layer.
Intersect between first electrode 2 and second electrode 3 cloth then can in order to subsequent to be respectively formed corresponding induction logical
Road and driving channel.Such as：Two neighboring first electrode 2 constitutes induction channels, then two neighboring second electrode 3 constitutes driving
Channel.It should be noted that be illustrated for the ease of the structure to touch sensing, then in Fig. 1 with two first electrodes 2,
It is described for two second electrodes 3, more first electrode 2 and second electrode 3 are then similar, no longer exist herein
It is shown in attached drawing.
After transparent conductive film layer surface etch goes out first electrode 2 and second electrode 3, due to two neighboring first electrode
The transparent conductive film layer of connected component 21 is narrow and cause impedance ratio larger between 2, then can be in the transparent of connected component 21
The surface setting impedance of conductive film layer is less than the drop resistance layer 211 of the impedance of the transparent conductive film layer of connected component 21, with the company of reduction
The impedance of logical part 21, reduces the obstruction to electric current, touch-control IC is normally matched, wherein mentioned impedance here
Including equivalent resistance and capacitor.Drop is set up by the modes such as sputtering, evaporating in the transparent conductive film layer surface of connected component 21
After resistance layer 211, then metal bridge formation 31 can be constructed between two neighboring second electrode 3, to be connected to two neighboring second electricity
Pole 3.This elder generation etches first electrode 2 on the transparent conductive film layer on 1 surface of substrate, then again in the connection of first electrode 2
The mode of setting drop resistance layer 211 is not necessarily to calculate the position that drop resistance layer 211 should be arranged on 1 surface of substrate in advance on part 21, namely
Therefore drop resistance layer 211 can directly be arranged according to the position of first electrode 2 herein can reduce calculating to a certain extent
Amount simplifies the preparation flow of touch sensing, improves the producing efficiency of touch sensing.
The tool of the impedance of the reduction connected component 21 of drop resistance layer 211 of the transparent conductive film layer surface of connected component 21 is set
Body principle is：Parallel relationship is constituted between drop resistance layer 211 and the transparent conductive film layer of connected component 21, since parallel resistance is less than
Any one sub-resistance, and since the impedance of drop resistance layer 211 is less than the impedance of the transparent conductive film layer of connected component 21, then it is in parallel
Resistance but will be less than the resistance of the transparent conductive film layer of connected component 21 when being less than the resistance of drop resistance layer 211.
Above-mentioned technical proposal disclosed in the present application, two neighboring second electrode are broken at the position to intersect with first electrode
It opens, and is built bridge and be connected by metal, two neighboring first electrode is then connected by transparent conductive film layer.Wherein, connected component
Transparent conductive film layer surface be provided with positioned at metal build bridge and the transparent conductive film layer of connected component between and impedance be less than connect
The drop resistance layer of the impedance of the transparent conductive film layer of logical part, so that drop resistance layer is in parallel with the transparent conductive film layer of connected component composition
Relationship reduces to reduce the impedance of connected component to the obstruction for flowing through the electric current at the position, so that touch-control IC can be with
Normal matching, to improve the performance of GG touch screen to a certain extent.
A kind of touch sensing provided by the embodiment of the utility model, drop resistance layer 211 are specifically as follows metallic diaphragm.
The metallic diaphragm that resistivity ratio is lower, electric conductivity is relatively good can be selected as the drop resistance layer in touch sensing
211, to reduce the impedance of two neighboring 2 connected component 21 of first electrode, touch-control IC is normally matched, normal work
Make.
A kind of touch sensing provided by the embodiment of the utility model, metallic diaphragm are specifically as follows molybdenum aluminium molybdenum film layer.
Molybdenum, aluminium, molybdenum film layer can be plated in the transparent conductive film layer surface of connected component 21, to reduce connected component
21 impedance.Wherein, the adhesive force of upper layer and lower layer molybdenum film layer is relatively good, so as to be effectively prevented from falling off for drop resistance layer 211,
The cost of intermediate aluminum membranous layer is relatively low, ductility is relatively good.
A kind of touch sensing provided by the embodiment of the utility model, metallic diaphragm are specially molybdenum line.
It can be directly using the relatively good molybdenum of adhesive force as drop resistance layer 211, and in order to save the materials of molybdenum, to reduce
Cost then can use molybdenum line as drop resistance layer 211.
Fig. 3 is referred to, one it illustrates metal bridge formation in touch sensing provided by the embodiment of the utility model is specific
The structural schematic diagram of embodiment.A kind of touch sensing provided by the embodiment of the utility model, metal bridge formation 31 may include：
The first insulating layer 311 positioned at the surface of two neighboring second electrode 3；
Periphery positioned at the first insulating layer 311, the conductive layer 312 for being connected to two neighboring second electrode 3；
Second insulating layer 313 positioned at the periphery of conductive layer 312.
Metal for being connected to two neighboring second electrode 3, which is built bridge, 31 may include：First insulating layer 311, conductive layer
312, second insulating layer 313.Wherein, the first insulating layer 311 is located at the part of the surface of two neighboring second electrode 3 and is located at phase
The surface for 2 connected component 21 of first electrode that adjacent two second electrodes 3 are surrounded, is used for conductive layer 312 and 2 phase of first electrode
Insulation, so that first electrode 2 be avoided to be connected with second electrode 3 by conductive layer 312.Conductive layer 312 is then located at the first insulation
The periphery of layer 311 and the surface for being located at two neighboring second electrode 3, two second electrodes 3 for will be switched off are connected.The
The periphery of conductive layer 312 is then arranged in two insulating layers 313, for being protected to conductive layer 312, with prevent conductive layer 312 with
Other conductive materials in touch sensing are in contact and impact to the normal work of touch sensing.
Wherein, the first insulating layer 311 and second insulating layer 313 can be made of transparent conductive material, to reduce to saturating
The influence of rate is crossed, and can use density is smaller, electrical insulating property is relatively good organic polymer insulating materials as first
Insulating layer 311 and second insulating layer 313.
A kind of touch sensing provided by the embodiment of the utility model, conductive layer 312 are specifically as follows molybdenum.
It can use the conductive layer 312 that electric conductivity is relatively good, adhesive force is relatively good molybdenum is built bridge as metal in 31.When
So, other metal materials or graphene etc. also be can use as conductive layer 312, so that 3 phase of two neighboring second electrode
Connection.
A kind of touch sensing provided by the embodiment of the utility model, substrate 1 are specially glass substrate.
Glass be can use as the substrate 1 in touch sensing, to improve transmitance and touch-control performance, and reduce touch-control
The preparation cost of sensor.It is of course also possible to using the film as the substrate 1 of touch sensing.
A kind of touch sensing provided by the embodiment of the utility model, transparent conductive film layer are specifically as follows ITO conductive film
Layer.
Transparent conductive film layer used in touch sensing is specifically as follows ITO (Indium Tin Oxides, oxidation
Indium tin) conductive film layer, with good electric conductivity, the transparency and transmitance.It is of course also possible to, change low using resistivity
Learn stable transparent conductive film layer of FTO (tin oxide of the fluorine doped) conductive film layer as touch sensing of performance.
The utility model embodiment additionally provides a kind of GG touch screen, including any of the above-described kind of touch sensing.
Any of the above-described kind of touch sensing can be applied in GG touch screen, so that included inside GG touch screen the
The impedance comparison of one electrode connected component is small, to reduce the inhibition to electric current, touch-control IC is allowed to carry out normal
Match, in order to which the place that controller corresponding inside GG touch screen can detect capacitance variations by control touch-control IC is accurately sentenced
The property of touch screen is improved to improve the accuracy rate of the levels of precision and gesture identification that touch positioning in the position of disconnected touch point out
Energy.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the element that the process, method, article or equipment including a series of elements is intrinsic.?
Do not have in the case where more limiting, the element limited by sentence "including a ...", it is not excluded that including the element
There is also other identical elements in process, method, article or equipment.In addition, provided by the embodiment of the utility model above-mentioned
In technical solution with correspond to the consistent part of technical solution realization principle and unspecified in the prior art, in order to avoid excessive superfluous
It states.
The foregoing description of the disclosed embodiments makes those skilled in the art can be realized or use the utility model.
Various modifications to these embodiments will be apparent for a person skilled in the art, general original as defined herein
Reason can be realized in other embodiments without departing from the spirit or scope of the present utility model.Therefore, this is practical new
Type is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase
Consistent widest scope.
Claims (9)
1. a kind of touch sensing, which is characterized in that described including substrate, positioned at the transparent conductive film layer of the substrate surface
Transparent conductive film layer be divided into it is multiple along X axis distribution first electrodes and it is multiple along Y-axis distribution second electrode, described first
Electrode intersects with the second electrode：
Wherein, the second electrode disconnects at the position to intersect with the first electrode, and is connected by metal bridge formation；
The first electrode is continuously coupled, the transparent conductive film layer surface setting of the two neighboring first electrode connected component
Have：
Positioned at the metal build bridge and the transparent conductive film layer of connected component between, impedance be less than connected component transparent conductive film
The drop resistance layer of the impedance of layer.
2. touch sensing according to claim 1, which is characterized in that the drop resistance layer is specially metallic diaphragm.
3. touch sensing according to claim 2, which is characterized in that the metallic diaphragm is specially molybdenum aluminium molybdenum film layer.
4. touch sensing according to claim 2, which is characterized in that the metallic diaphragm is specially molybdenum line.
5. touch sensing according to any one of claims 1 to 4, which is characterized in that the metal, which is built bridge, includes：
The first insulating layer positioned at the surface of the two neighboring second electrode；
Periphery positioned at first insulating layer, the conductive layer for being connected to the two neighboring second electrode；
Second insulating layer positioned at the periphery of the conductive layer.
6. touch sensing according to claim 5, which is characterized in that the conductive layer is specially molybdenum.
7. touch sensing according to claim 1, which is characterized in that the substrate is specially glass substrate.
8. touch sensing according to claim 1, which is characterized in that the transparent conductive film layer is specially ITO conduction
Film layer.
9. a kind of GG touch screen, which is characterized in that including touch sensing as claimed in any one of claims 1 to 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820881668.5U CN208172774U (en) | 2018-06-07 | 2018-06-07 | A kind of touch sensing and GG touch screen |
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| CN201820881668.5U CN208172774U (en) | 2018-06-07 | 2018-06-07 | A kind of touch sensing and GG touch screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113126348A (en) * | 2021-04-02 | 2021-07-16 | 深圳市华星光电半导体显示技术有限公司 | Liquid crystal display substrate and manufacturing method thereof |
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- 2018-06-07 CN CN201820881668.5U patent/CN208172774U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113126348A (en) * | 2021-04-02 | 2021-07-16 | 深圳市华星光电半导体显示技术有限公司 | Liquid crystal display substrate and manufacturing method thereof |
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