CN202584060U - Touch panel - Google Patents

Touch panel Download PDF

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Publication number
CN202584060U
CN202584060U CN 201120579863 CN201120579863U CN202584060U CN 202584060 U CN202584060 U CN 202584060U CN 201120579863 CN201120579863 CN 201120579863 CN 201120579863 U CN201120579863 U CN 201120579863U CN 202584060 U CN202584060 U CN 202584060U
Authority
CN
China
Prior art keywords
opening
electrically conducting
conducting transparent
contact panel
transparent
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN 201120579863
Other languages
Chinese (zh)
Inventor
谢燕俊
江耀诚
赖彬
黄丽妹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TPK Touch Solutions Xiamen Inc
Original Assignee
TPK Touch Solutions Xiamen Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TPK Touch Solutions Xiamen Inc filed Critical TPK Touch Solutions Xiamen Inc
Priority to CN 201120579863 priority Critical patent/CN202584060U/en
Application granted granted Critical
Publication of CN202584060U publication Critical patent/CN202584060U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a touch panel. The touch panel comprises a transparent substrate, a non-transparent insulation layer, a plurality of transparent conductive patterns and at least one non-transparent conductive pattern, wherein the non-transparent insulation layer is arranged on the transparent substrate and is provided with a first opening and a second opening, and the first opening and the second opening expose part of the transparent substrate; the transparent conductive patterns are respectively arranged on the transparent substrate exposed from the first opening and the second opening; and the at least one non-transparent conductive pattern is arranged on the non-transparent insulation layer except for the first opening and the second opening and is electrically connected to the transparent conductive pattern in the first opening and the transparent conductive pattern in the second opening.

Description

Contact panel
Technical field
The utility model is about a kind of contact panel, more particular it, be the contact panel that has the special graph zone about a kind of.
Background technology
In consumption electronic products market now, the combination of touch control function has become the trend of portable electric product main flow development in display.Contact panel (touch pane1) has been applied to multiple electronic product, for example intelligent mobile phone, mobile phone, flat computer and notebook computer.Because the user can directly see through the object that shows on the screen and operate and assign instruction, so contact panel provides the operation-interface of the hommization between user and the electronic product.
More common contact panel technology comprises technology such as resistance-type, condenser type and fluctuation formula at present.Contact panel generally comprises a touch area and is centered around neighboring area on every side, touch area; The touch area is used to produce a touch-control sensing signal; In this neighboring area, then be provided with a plurality of periphery lead-in wires; Be used for that this touch-control sensing signal is passed to signal processor and carry out computing, can confirm the coordinate of touch position by this.
With regard to some design, the neighboring area of contact panel may be provided with some transparent graphics fields, being used for representing special graphs such as trade mark or icon, or is made for the usefulness of the setting of infrared ray (IR) module.
So, in the design of foregoing description, periphery lead-in wire intensive on the neighboring area can be through the graphics field of acquiescence.Can adopt opaque conductive material because the lead-in wire of the periphery on the neighboring area is many under processing procedure is considered, like silver slurry, copper cash etc.So, from the front of contact panel, the user can see the periphery lead-in wire that exposes out from the graphics field, influences the visual effect of outward appearance, is arranged on the function that appears or install of the special graph in the graphics field after also possibly having influence on.
The utility model content
Because the disappearance of above-mentioned conventional art the utility model provides the touch panel structure provided of a kind of novelty.The utility model sees through the practice that adopts the electrically conducting transparent material to make the conducting wire in the graphics field of contact panel and solves the disappearance that the conductor wire Louis in the graphics field is perceived for the user in the conventional art.
The utility model provides a kind of contact panel; It comprises a transparency carrier, an opaque insulating layer is located on this transparency carrier; This opaque insulating layer has one first opening and one second opening, and this first opening and this second opening expose this transparency carrier of part; A plurality of electrically conducting transparent figures are located at respectively on this transparency carrier that exposes in this first opening and this second opening; And at least one opaque conductive pattern is located on this opaque insulating layer beyond this first opening and this second opening, and this opaque conductive pattern is electrically conducting transparent figure and the electrically conducting transparent figure in this second opening that electrically connects in this first opening.
In sum, the utility model sees through the practice that adopts the electrically conducting transparent material to make the conducting wire in the graphics field of contact panel and solves the disappearance that the conductor wire Louis in the graphics field is perceived for the user in the conventional art, sees to beautify outside the product.
Far and away, this classification of the utility model read hereinafter with other purposes the person of readding and will become more obvious with after multiple diagram and the preferred embodiment specification specified describe of drawing.
Description of drawings
This instructions contains the part that drawings attached and Yu Wenzhong have constituted this instructions, makes the person of readding to the utility model embodiment further understanding arranged.Those diagrams are to have described some embodiment of the utility model and together with this paper description its principle has been described.In those diagrams:
Fig. 1~4 show the vertical view of the making flow process of the utility model contact panel in regular turn;
Fig. 5 is the making process flow diagram of the invention contact panel; And
Fig. 6 is the schematic cross-section along the graphics field structure of transversal A-A ' intercepting among Fig. 4.
Must notice that all diagrams in this instructions are all legend character.In order to know and make things convenient for the event of illustration that each parts in the icon may be exaggerated or appeared with dwindling on size and ratio.Generally speaking identical reference symbol can be used for indicating corresponding or similar characteristic among modification back or the different embodiment among the figure.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail.
The existing making flow process that will come to explain in regular turn the invention contact panel in the text according to Fig. 1~4 of this instructions.As shown in Figure 1, at first provide a substrate 300 to be used as the basis that is provided with of contact panel inner conductive figure.Substrate 300 is to be a transparent enclosing cover; As processing with transparent tripoli glass or polymethylmethacrylate materials such as (PMMA); It is used for protecting the inner conducting wire of contact panel, and provides a touch-control plane (being the outerplanar of substrate 300) to supply the user to carry out the touch-control action with finger or pointer.The image light transmission that substrate 300 can let the inner display module (like a LCD display module) of contact panel sent simultaneously, let image be presented on user plane before.
As shown in Figure 1; Can form (as seeing through mode of printing) one deck opaque insulating layer 302 on the non-touch surface of substrate 300 (being the inner plane of substrate); And this opaque insulating layer 302 can have one first opening 304, and it defines an opaque neighboring area 306 and a transparent viewing area 308 on substrate 300.Transparent viewing area 308 is not owing to covered by opaque insulating layer 302, thus can let the image light transmission that sends from inner face, in face of the user who image is presented on watch from the outside.Viewing area 308 also is the touch area of contact panel simultaneously, only should can be furnished with transparent conduction induction figure in the zone.
On the other hand, opaque neighboring area 306 can demonstrate a housing style on real estate, is to be a non-Touch Zone.Can see through design on the neighboring area 306 and demonstrate other extra figures, to give contact panel more cosmetic variation.As in the utility model one embodiment, can form several second transparent openings 310 on the opaque insulating layer 302, with the graphics field 312 of the neighboring area 306 that defines contact panel.Desire to be presented on the figure on the panel,, can see through those second openings 310 and be printed on the substrate 300 from substrate 300 inner faces like trade mark, icon etc.Perhaps, being installed in devices such as inboard phtographic lens of contact panel or infrared module can expose out from the substrate touch surface via those second openings 310, to send or to receive the light of specific wavelength.
After the definition of viewing area 308 and neighboring area 306 on the completion substrate 300, next promptly be the making of carrying out contact panel inner conductive figure.Conductive pattern in the utility model is to be divided into electrically conducting transparent figure and opaque conductive pattern.The electrically conducting transparent figure is the zone that is not covered by opaque insulating layer 302 on the substrate 300 in order to be arranged on, and comprises viewing area 308 and graphics field 312.In the utility model embodiment, the electrically conducting transparent figure be comprise one be arranged in viewing area 308 electrically conducting transparent induction figure 314 and be arranged in the electrically conducting transparent line pattern 316 of the graphics field 312 of neighboring area 306.As shown in Figure 2, electrically conducting transparent induction figure 314 (shown in the dot area among the figure) is formed in the viewing area 308 touch area of its corresponding contact panel.This electrically conducting transparent induction figure 314 can be capacitive induction electrode, and it comprises a plurality of first induction electrode 314a longitudinally and a plurality of second horizontal induction electrode 314b.Each the first induction electrode 314a and the second induction electrode 314b have all comprised a plurality of sensing unit 314c; Its integral body on substrate 300 is array and distributes; Can respond to the touch-control action that the user makes on real estate, as sliding, click etc.), and be converted into sensor signal.
On the other hand, 316 of electrically conducting transparent line patterns are formed in the graphics field 312 of substrate, and this electrically conducting transparent line pattern 316 is with transmitting the touch-control signal that electrically conducting transparent induction figure 314 is produced.Must note not electrically connecting as yet with electrically conducting transparent induction figure 314 at this production phase electrically conducting transparent line pattern 316.In order not stop the demonstration of image on the viewing area, electrically conducting transparent induction figure 314 is to be transparent conductive material with the material of electrically conducting transparent line pattern 316, like tin indium oxide (ITO), indium zinc oxide (IZO) etc.In the invention method, electrically conducting transparent induction figure 314 can form with electrically conducting transparent line pattern 316 simultaneously, as adopts with printing process two figures are imprinted on respectively on viewing area 308 and the graphics field 312.But be not limited to this; Electrically conducting transparent induction figure 314 is variable with the formation of electrically conducting transparent line pattern 316 in proper order; As can be to form electrically conducting transparent induction figure 314 earlier; The back forms electrically conducting transparent line pattern 316, also can be to form electrically conducting transparent line pattern 316 earlier, and the back forms electrically conducting transparent induction figure 314.
Then, after electrically conducting transparent induction figure 314 forms, can further form a plurality of collets 318 on this electrically conducting transparent induction figure 314 please with reference to Fig. 3.Collets 318 are formed between each sensing unit 314c of the second horizontal induction electrode 314b, so that can be electrically insulated between bonding line formed thereon and the first induction electrode 314a in the successive process, its details will have detailed description in the subsequent implementation example.
After collets 318 form, then be the making of carrying out opaque conductive pattern then.As shown in Figure 4, in the utility model embodiment of the present invention, opaque conductive pattern is to be to be divided into being arranged in viewing area 308 opaque bonding lines 320 and being arranged in neighboring area 306 opaque conductive circuit pattern 322.Bonding line 320 is to be formed in the abovementioned steps on formed each collets 318.Bonding line 320 is each sensing unit 314c of the horizontal second induction electrode 314b of electrically connect one by one, makes it be connected into a complete induction electrode.So, because collets 318 are arranged between the bonding line 320 and the first induction electrode 314a of the second induction electrode 314b,, both sensor signals are not interfered with each other so the first induction electrode 314a and the second induction electrode 314b are able to be electrically insulated.
On the other hand, 322 of opaque conductive circuit pattern are formed on the opaque insulating layer 302 of neighboring area 306.Opaque conductive circuit pattern 322 is that the electrically conducting transparent of being arranged to electrically connect in the viewing area 308 is responded to the electrically conducting transparent line pattern 316 in figure 314 and the graphics field 312, and the touch-control signal that makes electrically conducting transparent induction figure 314 produced can be delivered to the electrically conducting transparent line pattern 316 of separation.In the invention method; Bonding line 320 can form with opaque conductive circuit pattern 322 simultaneously; As adopt with printing process both figures are imprinted on respectively on corresponding display 308 and the opaque insulating layer 302, its material can be silver slurry or copper cash etc.
After the making of having accomplished electrically conducting transparent figure and opaque conductive pattern, can extra formation one special graph layer (not icon) on the graphics field 312 on the substrate 300, like trade mark or icon.This special graph layer can directly be imprinted on the substrate 300 and electrically conducting transparent line pattern 316 the graphics field 312 from substrate 300 inner planes by mode of printing, so promptly accomplishes the making of the invention contact panel.The user who watches from substrate 300 outerplanars can see the special graph that exposes from second opening 310.Moreover; Because set conductive circuit pattern is to be transparent person in the graphics field 312; So can not have influence on appearing of this special graph, same, also can not have influence on the light that devices such as being installed in inboard phtographic lens of contact panel or infrared module sent or received specific wavelength.Being arranged on the subsequent implementation example concrete description will be arranged of this special graph layer.
In the invention, the contact panel after the completion can be fitted on the display panel (not icon) with the inner plane (promptly being provided with the one side of conductive pattern) of its substrate 300.So, formed conductive pattern can be coated by substrate 300 and display panel, reaches the protection effect.Conductive circuit pattern on the substrate can extend to outside the substrate and be connected with a processing unit, like the IC circuit board of a portable electronic devices, to handle the touch-control signal that contact panel was produced.
Comprehensive the invention described above is created each making step, and Fig. 5 has summed up the method for making flow process 700 of the invention contact panel.At first, in step 701, a transparency carrier is provided.In step 702, on this substrate, form one and have the opaque insulating layer of first opening (being the viewing area) and second opening (being the graphics field in the neighboring area), this first opening and second opening expose this transparency carrier of part.In step 703, form the electrically conducting transparent figure respectively on the transparency carrier in this first opening and this second opening, comprise electrically conducting transparent induction figure and electrically conducting transparent line pattern.Afterwards, in step 704, form the opaque conductive pattern that the electrically conducting transparent that electrically connects in this first opening is responded to the electrically conducting transparent line pattern in figure and this second opening on the opaque insulating layer in the neighboring area.
According to the method flow of aforementioned the invention of the present invention, it is a kind of touch panel structure provided that the invention of the present invention also provides.Detailed as shown in Figure 6, it shows the schematic cross-section according to structure in transversal figure that A-A ' the does zone 312 among Fig. 4.This Fig. 6; Only show assembly in the contact panel graphics field 312, and the assembly in other zones is because its architectural feature and manufacturing approach are same as the previously described embodiments, simultaneously in order to simplify accompanying drawing; Omit illustrating of assembly in other zones of contact panel, also omitted corresponding text description.The contact panel of structure the invention of the present invention has comprised a transparency carrier 300 in the graphics field 312, and it is as the basis that is provided with of inner conductive figure.One opaque insulating layer 302 can be located on the transparency carrier 300 and have the transparency carrier 300 that an opening 310 exposes part, and opening 310 is to be transmission region and the non-transmission region that definable goes out the invention contact panel of the present invention.One electrically conducting transparent figure 316, it is located on the transparency carrier 300 that exposes in the opening 310 and has part can extend on the opaque insulating layer 302 on every side.One opaque conductive pattern 322; It is located on the opaque insulating layer 302 beyond the opening 310 and can electrically connects with the electrically conducting transparent figure 316 that extends on the opaque insulating layer 302; This opaque conductive pattern 322 is to be to be a conductive circuit pattern, and it can transmit by the conduction induction touch-control signal that figure generated.And a special graph layer 324, it is located on the electrically conducting transparent figure 316 in opening 310 zones, and this special graph layer 324 can be trade mark or icon figures, and it can see through electrically conducting transparent figure 316 present to the user with opening 310 from substrate 300 outerplanars.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; All within the spirit and principle of the utility model, any modification of being made, be equal to replacement, improvement etc., all should be included within the scope of the utility model protection.

Claims (6)

1. contact panel is characterized in that it comprises:
One transparency carrier;
One opaque insulating layer is located on this transparency carrier, and this opaque insulating layer has one
First opening and one second opening, this first opening and this second opening expose this transparency carrier of part;
A plurality of electrically conducting transparent figures are located at respectively on this transparency carrier that exposes in this first opening and this second opening; And
At least one opaque conductive pattern is located on this opaque insulating layer beyond this first opening and this second opening, and this opaque conductive pattern is electrically conducting transparent figure and the electrically conducting transparent figure in this second opening that electrically connects in this first opening.
2. contact panel according to claim 1 is characterized in that, this first opening defines a viewing area on this contact panel.
3. contact panel according to claim 1 is characterized in that, those electrically conducting transparent figures in this first opening comprise the electrically conducting transparent induction module.
4. contact panel according to claim 1 is characterized in that, this second opening defines a graphics field on this contact panel.
5. contact panel according to claim 1 is characterized in that, those electrically conducting transparent figures in this second opening comprise the electrically conducting transparent circuit.
6. contact panel according to claim 1 is characterized in that, more comprises a graph layer and is located on the electrically conducting transparent figure in this second opening.
CN 201120579863 2011-12-31 2011-12-31 Touch panel Expired - Lifetime CN202584060U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201120579863 CN202584060U (en) 2011-12-31 2011-12-31 Touch panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201120579863 CN202584060U (en) 2011-12-31 2011-12-31 Touch panel

Publications (1)

Publication Number Publication Date
CN202584060U true CN202584060U (en) 2012-12-05

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ID=47253451

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201120579863 Expired - Lifetime CN202584060U (en) 2011-12-31 2011-12-31 Touch panel

Country Status (1)

Country Link
CN (1) CN202584060U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103186274A (en) * 2011-12-31 2013-07-03 宸鸿科技(厦门)有限公司 Touch-control panel and manufacturing method thereof
WO2014194686A1 (en) * 2013-06-08 2014-12-11 宸鸿科技(厦门)有限公司 Touch control panel

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103186274A (en) * 2011-12-31 2013-07-03 宸鸿科技(厦门)有限公司 Touch-control panel and manufacturing method thereof
CN103186274B (en) * 2011-12-31 2016-08-24 宸鸿科技(厦门)有限公司 Contact panel and preparation method thereof
WO2014194686A1 (en) * 2013-06-08 2014-12-11 宸鸿科技(厦门)有限公司 Touch control panel

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CX01 Expiry of patent term

Granted publication date: 20121205

CX01 Expiry of patent term