CN102402352B - Capacitive touch control plate and manufacture method thereof - Google Patents

Capacitive touch control plate and manufacture method thereof Download PDF

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Publication number
CN102402352B
CN102402352B CN201010287057.6A CN201010287057A CN102402352B CN 102402352 B CN102402352 B CN 102402352B CN 201010287057 A CN201010287057 A CN 201010287057A CN 102402352 B CN102402352 B CN 102402352B
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China
Prior art keywords
electric conductor
laminated substrate
conductive array
dielectric laminated
capacitance touching
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Expired - Fee Related
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CN201010287057.6A
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Chinese (zh)
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CN102402352A (en
Inventor
林招庆
祝林
郭耀宗
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SHENGDA TECHNOLOGY Inc
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SHENGDA TECHNOLOGY Inc
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Publication of CN102402352A publication Critical patent/CN102402352A/en
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Abstract

The invention provides a kind of capacitive touch control plate and manufacture method thereof, it includes at least one dielectric laminated substrate and at least one capacitance touching control electric conductor, described dielectric laminated substrate and capacitance touching control electric conductor are all the material of printing opacity, its capacitance touching control electric conductor is coated on dielectric laminated substrate, and each capacitance touching control electric conductor is respectively formed with a border, vacancy section, at least one place is defined in this border, this vacancy section has bottom one, and described capacitance touching control electric conductor is electrically connected to each other and is formed with at least one first conductive array and at least one second conductive array, the light transmittance of its dielectric laminated substrate is improved in the vacancy section thereby formed via capacitance touching control electric conductor, and then reach the effect saving light-source brightness use with the materials'use saving capacitance touching control electric conductor.

Description

Capacitive touch control plate and manufacture method thereof
Technical field
The present invention is related to a kind of capacitive touch control plate and manufacture method thereof, and espespecially one can improve light transmittance via vacancy section, to save capacitive touch control plate and the manufacture method thereof of light-source brightness use and materials'use.
Background technology
Along with developing rapidly of information technology and communication network, electronics information product is popularized in individual gradually, relative contact panel also develops rapidly simultaneously, contact panel is according to the difference of its principle of induction now, main region is divided into resistance-type, condenser type, acoustic wave and optical profile type etc. four kinds, wherein capacitor-type touch panel structure tool is dust-proof, the characteristics such as fire prevention and high-res, thus be used widely, this capacitance type touch-control panel action principle, mainly confirm contacting points position according to electric capacitance change, utilize the close to producing capacitive electric change between electrode of touch control object (such as conductors such as fingers), and determine the coordinate of contact point.
And the capacitance type touch-control panel also main flow become in touch technology gradually, and it is applied in the middle of every electronics information product, such as mobile phone, panel computer, walkman, various display, monitor etc., when such its principle of electronics information product is applying finger contact contact panel, the capacitance variation that causes is to record the change in location of finger and to click situation, and then reaches the purpose of manipulation.
General transparent capacitance type touch panel is when application, it mainly utilizes the weak capacitive in capacitance touching control electric conductor finger sensing, and its capacitance touching control electric conductor uses solid Argyle, its Argyle is usually a series of rhombus or the symmetrical pattern such as hexagon or octagonal, to shorten the distance between adjacent lines, and improve the effect of capacity effect.
Capacitance touching control electric conductor is electrically connected to each other and is formed with at least one column conductor and at least one row conductor again, its column conductor is interlaced with row conductor and is not mutually electrically connected, and it is electrically connected to a control wafer simultaneously, with when user contacts its column conductor or row conductor and manipulates, transmitted signal to controlling wafer by column conductor and row conductor, and then completed the purpose of touch-control sensing by control wafer.
And its transparent capacitance type touch panel is when application, its side is provided with LCD, and the light source that its LCD sends is incident upon transparent capacitance type touch panel, and penetrated by transparent capacitance type touch panel, and the material such as glass substrate or reinforced plastic that the light transmittance of capacitance touching control electric conductor adopts less than transparent mode capacitance type touch-control panel, therefore the shape of capacitance touching control electric conductor and size influence whether the light transmittance of this capacitance type touch-control panel, the capacitance touching control electric conductor of Argyle solid in practical application just has influence on the light source of this LCD and reduces its light transmittance, the light-source brightness in turn resulting in this LCD uses and must improve, and need the use improving material to form described solid Argyle simultaneously, the above, prior art has following shortcoming:
Light transmittance is low;
Light-source brightness must improve;
Material cost is high.
Therefore, how will solving above-mentioned existing problem and disappearance, the creator being this case and the relevant manufactures being engaged in the industry are desired most ardently place, the direction person that research improves.
Summary of the invention
Therefore, for effectively solving above-mentioned problem, the main purpose of the present invention is providing a kind of capacitive touch control plate improving light transmittance and manufacture method thereof.
The secondary objective of the present invention is to provide a kind of capacitive touch control plate saving light-source brightness use and manufacture method thereof.
The secondary objective of the present invention is to provide a kind of capacitive touch control plate saving materials'use and manufacture method thereof.
For reaching above-mentioned purpose, the present invention proposes a kind of capacitive touch control plate, and it includes at least one dielectric laminated substrate and at least one capacitance touching control electric conductor;nullIts capacitance touching control electric conductor is coated on dielectric laminated substrate,This dielectric laminated substrate side is provided with at least one LCD light-emitting component,And each capacitance touching control electric conductor is respectively formed with a border,And in border, define vacancy section, at least one place,This vacancy section has bottom one,And its capacitance touching control electric conductor is electrically connected to each other and is formed with at least one first conductive array and at least one second conductive array,Described first conductive array and the second conductive array is interlaced and staggered place is not electrically connected mutually,Its first conductive array and the second conductive array are electrically connected to a control unit respectively,Therefore,The light source that the LCD light-emitting component of its dielectric laminated substrate side produces penetrates described dielectric laminated substrate,And penetrate to the capacitance touching control electric conductor being coated in dielectric laminated substrate simultaneously,And the light transmittance of this transparent capacitance type touch plate can be improved via the vacancy section that capacitance touching control electric conductor is formed,And then the light-source brightness reaching to save LCD light-emitting component uses and the effect of the materials'use saving capacitance touching control electric conductor.
Another feasible manufacture method being embodied as a kind of capacitive touch control plate is provided for reaching the above-mentioned purpose present invention, it comprises: be coated with many capacitance touching controls electric conductor on a dielectric laminated substrate, and outside each capacitance touching control electric conductor, be with boundary on one side, and it is formed with many first conductive array and many second conductive array by the electrical connection of many capacitance touching controls electric conductor sequential;In the border of each capacitance touching control electric conductor, define the vacancy section at least one place, and make this vacancy section be formed on dielectric laminated substrate;Therefore, the light source that the LCD light-emitting component of its dielectric laminated substrate side produces penetrates described dielectric laminated substrate, and penetrate to the capacitance touching control electric conductor being coated in dielectric laminated substrate simultaneously, and can improve the light transmittance of this capacitive touch control plate via the vacancy section that capacitance touching control electric conductor is formed, and then the light-source brightness reaching to save LCD light-emitting component uses and the effect of the materials'use saving capacitance touching control electric conductor.
Compared with prior art, capacitive touch control plate of the present invention and manufacture method thereof, can improve light transmittance via vacancy section, use the capacitive touch control plate with materials'use and manufacture method thereof saving light-source brightness.
Accompanying drawing explanation
Fig. 1 is the front view of presently preferred embodiments of the present invention;
Fig. 2 A is the cross-sectional schematic one of presently preferred embodiments of the present invention;
Fig. 2 B is the cross-sectional schematic two of presently preferred embodiments of the present invention;
Fig. 3 is the front view of another preferred embodiment of the present invention;
Fig. 4 A is the cross-sectional schematic one of another preferred embodiment of the present invention;
Fig. 4 B is the cross-sectional schematic two of another preferred embodiment of the present invention;
Fig. 5 is manufacture method schematic flow sheet of the present invention;
Fig. 6 is the enforcement schematic diagram one of still another preferred embodiment of the present invention;
Fig. 7 is the enforcement schematic diagram two of still another preferred embodiment of the present invention;
Fig. 8 is the enforcement schematic diagram three of still another preferred embodiment of the present invention;
Description of reference numerals: capacitive touch control plate-10;Dielectric laminated substrate-20;Capacitance touching control electric conductor-30;Border-31;Vacancy section-32;Bottom-321;First conductive array-40;Second conductive array-50;Insulant-60;Light-emitting component-70.
Detailed description of the invention
The above-mentioned purpose of the present invention and structure thereof and characteristic functionally, will be explained according to the preferred embodiment of institute's accompanying drawings.
Refer to shown in Fig. 1, Fig. 2 A and Fig. 2 B, for a preferred embodiment of the present invention, the capacitive touch control plate 10 of the present invention includes at least one dielectric laminated substrate 20 and at least one capacitance touching control electric conductor 30, this dielectric laminated substrate 20 is the dielectric laminated substrate 20 of printing opacity, and the electric conductor that this capacitance touching control electric conductor 30 is printing opacity be coated on dielectric laminated substrate 20, and its each capacitance touching control electric conductor 30 is electrically connected to each other and is formed with at least one first conductive array 40 and at least one second conductive array 50;
Described first conductive array 40 and the second conductive array 50 is interlaced and staggered place is not electrically connected mutually, in the present embodiment, its first conductive array 40 and the second conductive array 50 are arranged at the side of dielectric laminated substrate 20 and are electrically connected to a control unit simultaneously;
Again, wherein said first conductive array 40 and the second conductive array 50 are coated in dielectric laminated substrate 20 side simultaneously, and its staggered opposite position separates (as shown in Figure 2 A) via an insulant 60, or described first conductive array 40 and the second conductive array 50 are coated in dielectric laminated substrate 20 both sides respectively, and staggered relatively (as shown in Figure 2 B) across this dielectric laminated substrate 20.
nullAnd each capacitance touching control electric conductor 30 periphery of its first conductive array 40 and the second conductive array 50 is formed with a border 31,And in border 31, define vacancy section, at least one place 32,This vacancy section 32 has bottom one 321,Bottom it, 321 are formed at dielectric laminated substrate 20 position in the present embodiment,Therefore,Described capacitive touch control plate 10 is in time using,Its dielectric laminated substrate 20 side arrange at least one light-emitting component 70 LCD produce light source to as described in dielectric laminated substrate 20,And its light source is perforated through dielectric laminated substrate 20 and the capacitance touching control electric conductor 30 of printing opacity,Its capacitance touching control electric conductor 30 has described vacancy section 32 again,And then make the light source of its light-emitting component 70 can be directed through described dielectric laminated substrate 20,To improve the light transmittance of described capacitive touch control plate 10,And the light source that can reduce capacitive touch control plate 10 uses simultaneously.
Refer to shown in Fig. 3, Fig. 4 A and Fig. 4 B, for another preferred embodiment of the present invention, it closes with the element of a upper embodiment and link and does not namely repeat identical element and component symbol with running is roughly the same at this, only the deviation of this preferred embodiment is in that: the bottom 321 of described vacancy section 32 is formed at capacitance touching control electric conductor 30 position in the present embodiment, the light source that can make its light-emitting component 70 equally can be directed through described dielectric laminated substrate 20, to improve the light transmittance of described capacitive touch control plate 10, and the light source that simultaneously can reduce capacitive touch control plate 10 uses.
Please refer to aforementioned figures with shown in Fig. 5, described Fig. 5 is the manufacture method flow chart of capacitive touch control plate of the present invention, and above-mentioned structure completes via lower example step, and described manufacture method includes:
Step 1 (sp1) a: dielectric laminated substrate of light-permeable is provided, carries out manufacture of semiconductor on dielectric laminated substrate;
Step 2 (sp2): the another conductive material that light-permeable is provided, and make described dielectric laminated substrate is coated with described conductive material via manufacture of semiconductor;
Step 3 (sp3): and made conductive material be formed with many capacitance touching controls electric conductor by manufacture of semiconductor, each capacitance touching control electric conductor periphery is formed with a border, and the electrical connection of its capacitance touching control electric conductor sequential is formed with many first conductive array and many second conductive array;
Step 4 (sp4): define the vacancy section at least one place in the border of each capacitance touching control electric conductor, and make its vacancy section be formed on dielectric laminated substrate.
Wherein said manufacture of semiconductor can be etching method or Superposition Method, this etching method plates the conductive material of the light-permeable such as indium tin oxide (ITO) thin film on the dielectric laminated substrate 20 of described light-permeable, and in the part coating etching paste that its indium tin oxide (ITO) thin film does not retain, washed with being coated with etching paste place, to form border 31 and the vacancy section 32 of described capacitance touching control electric conductor 30 and capacitance touching control electric conductor 30, and make its vacancy section 32 be formed with bottom one 321 on dielectric laminated substrate 20, and 321 can be formed at capacitance touching control electric conductor 30 position bottom it, also dielectric laminated substrate 20 position can be formed at;
Also the conductive material of light-permeable such as indium tin oxide (ITO) thin film can be plated on the dielectric laminated substrate 20 of described light-permeable with this etching method, and in the part coating photoresist that its indium tin oxide (ITO) thin film retains, wash with its uncoated photoresist is sentenced acid etching, to form border 31 and the vacancy section 32 of described capacitance touching control electric conductor 30 and capacitance touching control electric conductor 30, and make its vacancy section 32 be formed with bottom one 321 on dielectric laminated substrate 20, and 321 can be formed at capacitance touching control electric conductor 30 position bottom it, also dielectric laminated substrate 20 position can be formed at.
This Superposition Method is the part coating photoresist that will not retain on the dielectric laminated substrate 20 of light-permeable again, plate the conductive material of light-permeable such as indium tin oxide (ITO) thin film again, then wash coating photoresist with weak base detergent again and sentence the border 31 and vacancy section 32 that form described capacitance touching control electric conductor 30 and capacitance touching control electric conductor 30, and make its vacancy section 32 be formed with bottom one 321 on dielectric laminated substrate 20, and 321 can be formed at capacitance touching control electric conductor 30 position bottom it, it is possible to it is formed at dielectric laminated substrate 20 position.
Wherein this capacitive touch control plate 10 is more provided with a control unit (not shown), described control unit is electrically connected described first conductive array 40 and the second conductive array 50, with when user contacts its first conductive array 40 and the second conductive array 50 and manipulates, transmitted signal to control unit by the first conductive array 40 and the second conductive array 50, and then completed the purpose of touch-control by control unit.
Refer to the 6th, shown in Fig. 7 and Fig. 8, for the another preferred embodiment of the present invention wherein, described each capacitance touching control electric conductor 30 periphery is formed with described border 31 (such as Fig. 2 A, Fig. 2 B or Fig. 4 A, shown in Fig. 4 B), and its capacitance touching control electric conductor 30 can be other symmetrical shapes, such as regular hexagon or octagon, define again vacancy section 32 described at least one place in this border 31 and be formed on dielectric laminated substrate 20, and its vacancy section 32 also can be changed as such as ring-type according to user demand, checkerboard, honeycomb or the shape such as netted, such shape can improve the light transmittance of described capacitive touch control plate 10 equally, use with the light source reducing capacitive touch control plate 10.
By above-mentioned structure and method for making, it is such as rear that the present invention compares prior art improvements:
Light transmittance can be promoted via vacancy section;
Light-source brightness can be reduced use;
Save materials'use.
The above, be only the preferred embodiment of the present invention, and only inventive feature is not limited thereto, and any is familiar with this those skilled in the art in field of the present invention, can think easily and change or modification, all should be encompassed in claim of the invention below.

Claims (12)

1. a capacitive touch control plate, it is characterised in that including:
At least one dielectric laminated substrate;
And at least one capacitance touching control electric conductor, it is coated on described dielectric laminated substrate, each described capacitance touching control electric conductor is respectively formed with a border, and defines vacancy section, at least one place in this border,
Wherein said capacitance touching control electric conductor is electrically connected to each other and is formed with at least one first conductive array and at least one second conductive array, and described first conductive array is interlaced with described second conductive array and staggered place is not electrically connected mutually.
2. capacitive touch control plate as claimed in claim 1, it is characterised in that described dielectric laminated substrate is the dielectric laminated substrate of printing opacity.
3. capacitive touch control plate as claimed in claim 1, it is characterised in that described capacitance touching control electric conductor is the electric conductor of printing opacity.
4. capacitive touch control plate as claimed in claim 1, it is characterised in that described vacancy section has bottom, and described bottom is formed at described capacitance touching control electric conductor position.
5. capacitive touch control plate as claimed in claim 1, it is characterised in that described vacancy section has bottom, and described bottom is formed at dielectric laminated substrate position.
6. capacitive touch control plate as claimed in claim 1, it is characterised in that described first conductive array and described second conductive array are coated in described dielectric laminated substrate both sides respectively, and staggered relatively across this dielectric laminated substrate.
7. capacitive touch control plate as claimed in claim 1, it is characterised in that more including a control unit, described control unit is electrically connected described first conductive array and described second conductive array.
8. capacitive touch control plate as claimed in claim 1, it is characterized in that, described first conductive array and described second conductive array are coated in described dielectric laminated substrate side simultaneously, and described first conductive array and the staggered opposite position of described second conductive array separate via an insulating material.
9. the manufacture method of a capacitive touch control plate, it is characterised in that it comprises:
One dielectric laminated substrate of light-permeable is provided, on dielectric laminated substrate, carries out manufacture of semiconductor;
The another conductive material that light-permeable is provided, and make described dielectric laminated substrate is coated with described conductive material via manufacture of semiconductor;
And made conductive material be formed with many capacitance touching controls electric conductor by manufacture of semiconductor, each capacitance touching control electric conductor periphery is formed with a border, and the electrical connection of described capacitance touching control electric conductor sequential is formed with many first conductive array and many second conductive array, described first conductive array is interlaced with described second conductive array and staggered place is not electrically connected mutually;
In the border of each capacitance touching control electric conductor, define vacancy section, at least one place, and make this vacancy section be formed on described dielectric laminated substrate.
10. the manufacture method of capacitive touch control plate as claimed in claim 9, it is characterised in that being more provided with a control unit, described control unit is electrically connected described first conductive array and described second conductive array.
11. the manufacture method of capacitive touch control plate as claimed in claim 9, it is characterised in that described vacancy section has bottom, and described bottom is formed at described capacitance touching control electric conductor position.
12. the manufacture method of capacitive touch control plate as claimed in claim 9, it is characterised in that described vacancy section has bottom, and described bottom is formed at described dielectric laminated substrate position.
CN201010287057.6A 2010-09-17 2010-09-17 Capacitive touch control plate and manufacture method thereof Expired - Fee Related CN102402352B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN102402352B true CN102402352B (en) 2016-07-27

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201352340Y (en) * 2008-12-26 2009-11-25 升达科技股份有限公司 Display unit for touch control panel

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101322015B1 (en) * 2008-06-24 2013-10-25 엘지디스플레이 주식회사 Liquid Crystal Display Device
US8115751B2 (en) * 2008-12-30 2012-02-14 Young Fast Optoelectronics Co., Ltd. Capacitive touch sensing assembly
KR101022143B1 (en) * 2009-01-16 2011-03-17 삼성모바일디스플레이주식회사 Touch Screen Panel

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201352340Y (en) * 2008-12-26 2009-11-25 升达科技股份有限公司 Display unit for touch control panel

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Address after: Chau Street China Neihu district of Taipei city Taiwan 103 Building No. 7

Applicant after: Shengda Technology Inc.

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