CN202584092U

CN202584092U - Capacitive touch panel unit

Info

Publication number: CN202584092U
Application number: CN 201220247212
Authority: CN
Inventors: 林志忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-05-29
Filing date: 2012-05-29
Publication date: 2012-12-05
Anticipated expiration: 2022-05-29

Abstract

The utility model relates to a capacitive touch panel unit which comprises a transparent substrate, a conducting layer and a protective layer. The transparent substrate is provided with a first lateral side and a second lateral side which is adverse to the first lateral side. The conducting layer is wrapped on the second lateral side, and the protective layer and conducting layer are correspondingly fitted relative to the other side of the transparent substrate. By means of the design of the capacitive touch panel unit, effects of reducing arrangement of the conducting layer, lowering manufacture cost and reducing whole thickness are effectively achieved.

Description

The capacitance type touch-control panel unit

Technical field

The utility model relates to a kind of capacitance type touch-control panel unit, refers to a kind of capacitance type touch-control panel unit with the effect that significantly reduces thickness and reduce production costs especially.

Background technology

Along with developing rapidly of information technology and communication network, the electronics information product is popularized in the individual gradually, and relative contact panel also develops rapidly simultaneously; Contact panel is according to the difference of its principle of induction now; Mainly divide into four kinds of resistance-type, condenser type, electromagnetic type and optical profile types etc., characteristics such as dustproof, fire prevention of capacitor-type touch panel structure tool and high-res wherein, thereby be used widely; This capacitance type touch-control panel action principle; Mainly be to confirm contacting points position, utilize the approaching of touch control object (like conductors such as fingers), and confirm the coordinate of contact point the capacitive electrical variation of generation between electrode according to electric capacitance change.

Capacitance type touch-control panel gradually become the main flow in the touch technology; And be applied in the middle of each item electronics information product; For example mobile phone, panel computer, walkman, portable electric device (equipment), various display, monitor or the like; Its principle of electronics information product of these capacitance type touch-control panels reaches the purpose of touch-control for the mode of using the formed capacitance variation of induction human body weak current, so the change in location that records finger with click situation, and reach the purpose of controlling.

And general capacitive contact panel mainly is applied as the two-layer equation contact panel; Its two-layer equation contact panel all is on each transparent conductive substrate, to carry out multiple tracks screen painting processing procedure or gold-tinted etch process the tin indium oxide of corresponding matching (ITO) layer is each other arranged, and mostly the material of such transparent conductive substrate is glass, because the transparent conductive substrate unit price is high; Can repeat to expend more production material during manufacturing; When producing defective products in the contact panel processing procedure, must whole contact panel be scrapped, and can't reclaim; And then cause cost to waste; More and each transparent conductive substrate said tin indium oxide (ITO) layer need be arranged respectively, and it carries out multiple tracks screen painting processing procedure or gold-tinted etch process and significantly promote simultaneously with manufacturing cost seasonable its manufacturing step is loaded down with trivial details, again and the contact panel of its two-layer equation the integral thickness of electronic installation is increased; Can't satisfy the compact demand of portable electronic devices, so shortcoming such as integral thickness certainly will need improvement to some extent; So known technology has disadvantage:

1. thickness is thicker;

2. make loaded down with trivial details;

3. manufacturing cost is higher.

The utility model content

For this reason, for solving the shortcoming of above-mentioned known technology, the fundamental purpose of the utility model provides a kind of capacitance type touch-control panel unit that reduces integral thickness.

Another purpose of the utility model provides a kind of capacitance type touch-control panel unit that can significantly reduce manufacturing cost.

Provide a kind of capacitance type touch-control panel unit for reaching above-mentioned purpose the utility model, comprising: a transparency carrier, a conductive layer and a protective seam;

Said transparency carrier has second side of one first side and opposite this first side; Said conductive layer is coated on this second side; The corresponding applying of the relative transparency carrier opposite side with aforementioned conductive layer of said protective seam, the design of the capacitance type touch-control panel unit through the utility model reduces conductive layer the effect person who reduces manufacturing cost and reduce integral thickness is set in order to do making effectively to reach.

Particularly, the utility model provides a kind of capacitance type touch-control panel unit, comprising:

One transparency carrier, it has second side of one first side and opposite this first side;

One conductive layer is coated on this second side; And

One protective seam, the corresponding applying of relative transparency carrier opposite side with aforementioned conductive layer.

Preferably, described capacitance type touch-control panel unit, said protective seam are that this membrane structure is chosen as silicon nitride (SiNx), silicon dioxide (SiO with coating gel, plating, vapor deposition, deposition or the wherein arbitrary formed membrane structure of mode of sputter ₂), silit (SiC) is wherein arbitrary.

Preferably; Described capacitance type touch-control panel unit; Said conductive layer is with coating gel, plating, vapor deposition or the wherein arbitrary formed membrane structure of mode of sputter, and this membrane structure is that indium tin oxide (ITO), indium-zinc oxide (IZO) and antimony tin oxide (ATO) are wherein arbitrary.

Preferably; Described capacitance type touch-control panel unit, the material of said transparency carrier are chosen as the wherein arbitrary material of glass, polyethylene terephthalate, polycarbonate, tygon, PVC, polypropylene, polystyrene, polymethylmethacrylate and cyclic olefine copolymer.

The utility model has a following advantage compared to known:

1. thinner thickness;

2. manufacturing step is simple;

3. manufacturing cost is lower.

Description of drawings

Fig. 1 is the section decomposing schematic representation of the preferred embodiment of the utility model;

Fig. 2 is the section schematic perspective view of the preferred embodiment of the utility model.

The main element symbol description

Capacitance type touch-control panel unit 1

Transparency carrier 10

First side 101

Second side 102

Conductive layer 11

Protective seam 12

Embodiment

Characteristic on above-mentioned purpose of the utility model and structure thereof and the function will be explained according to appended graphic preferred embodiment.

The utility model is a kind of capacitance type touch-control panel unit, sees also Fig. 1 and shown in Figure 2, is section decomposing schematic representation and the section schematic perspective view that shows the utility model preferred embodiment; This capacitance type touch-control panel unit 1 comprises: a transparency carrier 10, a conductive layer 11 and a protective seam 12; Wherein the material of this transparency carrier 10 is to do explanation with glass in this preferable enforcement, but is not limited thereto, and also may be selected to be polyethylene terephthalate (Polyethylene Terephthalate; PET), polycarbonate (Poly Carbonate; PC), tygon (polyethylene, PE), PVC (Poly Vinyl Chloride, PVC), polypropylene (Poly Propylene; PP), polystyrene (Poly Styrene; PS), polymethylmethacrylate (Polymethylmethacrylate, PMMA), cyclic olefine copolymer (cyclo olefin coplymer, COC) wherein arbitrary material.

The aforementioned transparency carrier 10 of person has second side 102 of one first side 101 and opposite this first side in addition; Said conductive layer 11 is arranged on this second side 102; And its material be indium tin oxide (Indium Tin Oxide, ITO) or antimony tin oxide (Antimony Tin Oxide, ATO) film; And said conductive layer 11 is formed on this second side 102 in the mode of this preferred embodiment with sputter, but is not limited thereto, and when practical implementation, also can select to be formed on this second side 102 with the mode of coating gel, plating or vapor deposition, closes first Chen Ming.

Continue and consult Fig. 1 and Fig. 2, said protective seam 12 correspondences are fitted in this conductive layer 11 relative transparency carrier 10 opposite sides, and its material is silicon nitride (SiNx), silicon dioxide (SiO ₂), silit (SiC) is wherein arbitrary; And said protective seam 12 is protected at these conductive layer 11 relative transparency carrier 10 opposite sides and coating with the wherein arbitrary formed membrane structure of mode of coating gel, plating, vapor deposition, deposition or sputter in this preferred embodiment; So the purpose of touch-control can single conductive layer 11 be detected and is accomplished in 1 design of the capacitance type touch-control panel unit of the utility model; Can reduce conductive layer 11 settings and the effect that reduces manufacturing cost to reach, and utilize its protective seam 12 that is membrane structure is shaped to reach the effect that reduces integral thickness simultaneously.

The above, the utility model has advantage compared to known technology:

1. thinner thickness;

2. manufacturing step is simple;

3. manufacturing cost is lower.

Press, the above is merely the preferred embodiment of the utility model; Only the characteristic of the utility model is not limited thereto; Anyly be familiar with this art in the utility model field, can think easily and variation or modification, all should be encompassed in the claim of following the utility model.

Claims

1. a capacitance type touch-control panel unit is characterized in that, comprising:

One conductive layer is coated on this second side; And

2. capacitance type touch-control panel as claimed in claim 1 unit; It is characterized in that; Said protective seam is that this membrane structure is chosen as silicon nitride SiNx, silicon dioxide SiO with coating gel, plating, vapor deposition, deposition or the wherein arbitrary formed membrane structure of mode of sputter ₂, silit SiC is wherein arbitrary.

3. capacitance type touch-control panel as claimed in claim 1 unit; It is characterized in that; Said conductive layer is with coating gel, plating, vapor deposition or the wherein arbitrary formed membrane structure of mode of sputter, and this membrane structure is that indium tin oxide ITO, indium-zinc oxide IZO and antimony tin oxide ATO are wherein arbitrary.

4. capacitance type touch-control panel as claimed in claim 1 unit; It is characterized in that the material of said transparency carrier is chosen as the wherein arbitrary material of glass, polyethylene terephthalate, polycarbonate, tygon, PVC, polypropylene, polystyrene, polymethylmethacrylate and cyclic olefine copolymer.