CN101464761A - Condenser type touch screen - Google Patents
Condenser type touch screen Download PDFInfo
- Publication number
- CN101464761A CN101464761A CNA2009101048238A CN200910104823A CN101464761A CN 101464761 A CN101464761 A CN 101464761A CN A2009101048238 A CNA2009101048238 A CN A2009101048238A CN 200910104823 A CN200910104823 A CN 200910104823A CN 101464761 A CN101464761 A CN 101464761A
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- control screen
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- type touch
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Abstract
The invention relates to a capacitive touch screen, which comprises a substrate, and a film layer arranged on side of the substrate membrane surface. A black film is arranged around an atmospheric surface for shielding metal routings around the substrate in the film layer; a protective layer is arranged on the black film; the metal routings in the shielding film are arranged through a the atmospheric surface, so as to avoid a transparent cover plate used on one side of the atmospheric surface of the substrate, improve the transmittance of a touch-control screen panel, reduce the reflectivity of the film layer, enable the whole background of a touch-control screen to be even, improve the visual effect, enable the contrast of the touch-control screen to be improved, and reduce the working efficiency of the back light; the protective layer is arranged on the black film, so as to enable the atmospheric surface to be smooth, and protect the touch-control screen from being scratched when a finger touches the touch-control screen.
Description
[technical field]
The present invention relates to touch screen, more particularly, relate to a kind of capacitance type touch control screen.
[background technology]
Capacitance type touch control screen generally includes substrate, sets gradually ITO layer, insulation course, conductive layer and protective seam at substrate near the face of backlight one side.Be provided with many stitchings on the crisscross both direction in the ITO layer, be used for the position of sense contact; Insulation course is used for ITO layer and conductive layer insulation are opened; Be provided with the metal routing that each stitching in the ITO layer is electrically connected to chip in the conductive layer, for fear of the influence of metal routing to the viewing area in touch screen centre position, metal routing be arranged on usually touch screen around; Protective layer used in the whole face of protection, and guarantee the levelability of whole touch screen.
Because as shown in Figure 1; when the whole touch screen panel of assembling; usually with the face 21 of touch screen 20 towards backlight 10 1 sides; and a transparent cover plate 30 that covers whole touch screen 20 is set in air surface 22 1 sides; be used to protect the substrate of touch screen can not drawn flower because of long-term the touch; and around transparent cover plate 30, spray printing ink 31, be used to shelter from touch screen 20 metal routing 23 all around.Owing to increased transparent cover plate 30, make the reflectivity of whole capacitor formula touch screen panel increase and the transmissivity reduction, have influence on the contrast of touch screen panel, thereby need more powerful backlight could satisfy request for utilization.
[summary of the invention]
The technical problem to be solved in the present invention is, at capacitance type touch control screen in the prior art is to block the problem that transparent cover plate that the metal routing in the conductive layer sets up has reduced the transmissivity of panel when being assembled into panel, provides a kind of transmissivity higher capacitance type touch control screen.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of capacitance type touch control screen; comprise substrate and the rete that is arranged on substrate face one side; be provided with around the air surface of described substrate and shelter from the black film that is positioned at metal routing around the substrate in the rete, described black film is provided with layer protective layer.
In capacitance type touch control screen of the present invention, described black film adopts high light-proofness material to make.
In capacitance type touch control screen of the present invention, described high light-proofness material is Cr or Mo or BM resin material.
In capacitance type touch control screen of the present invention, the technology of described black film by sputter or photoetching is according to the pattern setting of metal routing air surface one side at substrate.
In capacitance type touch control screen of the present invention, described protective seam is Al
2O
3Or AR film.
In capacitance type touch control screen of the present invention, described rete is the touch screen film layer structure of single-surface double-layer structure.
In capacitance type touch control screen of the present invention, described rete is a bridge type touch screen film layer structure.
Implement capacitance type touch control screen of the present invention, has following beneficial effect: by block the metal routing in the rete in the air surface setting of substrate, avoided transparent cover plate in the use of substrate air surface one side, make the transmissivity of touch screen panel improve, reduced the reflectivity of rete, make that the whole background color of touch screen is even, improved the effect of vision; Make the contrast of touch screen improve, can reduce the operating power of backlight.And layer protective layer is set on black film, and make that the air surface of substrate is smooth, when finger touch arrives touch screen, can protect the substrate of touch screen to be difficult for being drawn flower.
The invention will be further described below in conjunction with drawings and Examples.
[description of drawings]
Fig. 1 is the structural representation of the panel of touch screen shown in the prior art;
Fig. 2 is the structural representation of substrate air surface side in the capacitance type touch control screen of the present invention;
Fig. 3 is the structural representation of capacitance type touch control screen first embodiment of the present invention;
Fig. 4 is the structural representation of capacitance type touch control screen second embodiment of the present invention.
[embodiment]
As shown in Figure 2, in capacitance type touch control screen shown in the present, comprise transparent substrate 10, be generally clear glass and make.Side at substrate 10 is a face 11, and opposite side is an air surface 12.Face 11 1 sides of substrate are provided with rete 20, towards the backlight setting, are used for signal that touch sensitive point place produces and the metal routing by wherein to be transferred to chip and to calculate touch point position.Air surface 12 1 sides of substrate are provided with black film 30, towards the user.Black film 30 is provided with layer protective layer 40.
Generally include ITO layer and conductive layer in the rete 20, the metal routing in the conductive layer is used for the ITO layer is electrically connected with chip.In order not have influence on the visuality of touch screen backlight, metal routing be arranged on usually substrate 10 around.In order to shelter from metal routing, black film 30 also be arranged on substrate 10 around and corresponding with the pattern of metal routing, be generally the shape of rectangle frame.Black film 30 preferably adopts high light-proofness material to make, and is preferably Cr, Mo or BM resin material, can adopt the technology of sputter or photoetching to be arranged on air surface 12 1 sides of substrate 10, and processing is got up very convenient.Utilize this black film 30 just can shelter from metal routing, and do not need to be provided with again the transparent cover plate that is sprayed with black ink, thereby avoided the influence of cover plate to the touch screen transmissivity, make that the transmissivity of whole touch screen is higher, and there be not the reflection of cover plate to the ITO layer, make that the contrast of touch screen is higher, visual effect is better.Thereby can reduce the use power of backlight greatly.
In capacitance type touch control screen of the present invention, the structure of rete 20 can be various patterns, as long as it is arranged on the single face of substrate 10.As shown in Figure 3, in first embodiment of capacitance type touch control screen of the present invention, what the structure of rete 20 adopted is the touch-screen rete structure of single-surface double-layer.Particularly; comprise the first direction ITO layer 21, insulation course 22, second direction ITO layer 23, conductive layer 24 and the protective seam 25 that are successively set on substrate face 11; the signal that the ITO21 of both direction, 23 senses contact position transfers to chip by the metal routing in the conductive layer 24 24 ' and calculates, thereby obtains the position of contact.And metal routing 24 ' is arranged on position all around, position around the black film 30 of corresponding substrate air surface 12 sides also is arranged on.
As shown in Figure 4, in second embodiment of capacitance type touch control screen of the present invention, what the structure of rete 20 adopted is the touch-screen rete structure of bridge type.Particularly, comprise ITO layer 51, insulation course 52, conductive layer 53 and the protective seam 54 that is successively set on substrate face 11 1 sides.Wherein, the ITO51a of both direction, 51b are arranged on in one deck and mutually insulated, and the ITO51a of first direction is continuous; The ITO51b of second direction is cut off by the ITO of first direction and is electrically connected by the metal bridge 53a that is arranged in conductive layer.Equally, position around the metal routing 53b in the conductive layer is set at, position around the black film 30 of corresponding substrate air surface side also is arranged on.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (7)
1, a kind of capacitance type touch control screen comprises substrate and the rete that is arranged on substrate face one side, it is characterized in that, is provided with around the air surface of described substrate to shelter to be positioned at the substrate black film of metal routing all around in the rete, and described black film is provided with layer protective layer.
2, capacitance type touch control screen according to claim 1 is characterized in that, described black film adopts high light-proofness material to make.
3, capacitance type touch control screen according to claim 1 is characterized in that, described high light-proofness material is Cr or Mo or BM resin material.
4, capacitance type touch control screen according to claim 3 is characterized in that, the technology of described black film by sputter or photoetching is according to the pattern setting of metal routing air surface one side at substrate.
5, capacitance type touch control screen according to claim 1 is characterized in that, described protective seam is Al
2O
3Or AR film.
6, capacitance type touch control screen according to claim 1 is characterized in that, described rete is the touch screen film layer structure of single-surface double-layer structure.
7, capacitance type touch control screen according to claim 1 is characterized in that, described rete is a bridge type touch screen film layer structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009101048238A CN101464761A (en) | 2009-01-05 | 2009-01-05 | Condenser type touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009101048238A CN101464761A (en) | 2009-01-05 | 2009-01-05 | Condenser type touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101464761A true CN101464761A (en) | 2009-06-24 |
Family
ID=40805368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009101048238A Pending CN101464761A (en) | 2009-01-05 | 2009-01-05 | Condenser type touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101464761A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101807132A (en) * | 2010-03-11 | 2010-08-18 | 深圳莱宝高科技股份有限公司 | Panel structure |
| CN102096537A (en) * | 2011-03-18 | 2011-06-15 | 深圳南玻显示器件科技有限公司 | Machining method of capacitive touch screen |
| CN102455818A (en) * | 2010-10-27 | 2012-05-16 | 联建(中国)科技有限公司 | Touch panel and touch display panel |
| CN102478980A (en) * | 2010-11-23 | 2012-05-30 | 安浙触控科技有限公司 | Method for manufacturing human-machine interface device |
| CN102622145A (en) * | 2011-02-01 | 2012-08-01 | 财团法人工业技术研究院 | Projection type capacitive touch sensor structure and manufacturing method thereof |
| CN102693056A (en) * | 2012-05-25 | 2012-09-26 | 芜湖长信科技股份有限公司 | Capacitive touch screen and process for manufacturing same |
| CN103914183A (en) * | 2014-03-26 | 2014-07-09 | 京东方科技集团股份有限公司 | Touch screen, touch screen manufacturing method and display device |
| CN104487925A (en) * | 2012-07-31 | 2015-04-01 | 夏普株式会社 | Touch panel and method for manufacturing touch panel |
| CN104615316A (en) * | 2010-11-09 | 2015-05-13 | 宸鸿光电科技股份有限公司 | Touch panel stackup |
| WO2015096301A1 (en) * | 2013-12-26 | 2015-07-02 | 京东方科技集团股份有限公司 | Touch display device driving method and touch display device |
| CN104898884A (en) * | 2015-06-16 | 2015-09-09 | 合肥鑫晟光电科技有限公司 | Single glass type touch panel and manufacturing method thereof |
| WO2016161858A1 (en) * | 2015-04-09 | 2016-10-13 | 京东方科技集团股份有限公司 | Touch substrate and manufacturing method thereof, and touch display panel |
| US9489090B2 (en) | 2011-08-12 | 2016-11-08 | Tpk Touch Solutions (Xiamen) Inc. | Capacitive touch panel and a method of manufacturing the same |
-
2009
- 2009-01-05 CN CNA2009101048238A patent/CN101464761A/en active Pending
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101807132B (en) * | 2010-03-11 | 2012-07-11 | 深圳莱宝高科技股份有限公司 | Panel structure |
| CN101807132A (en) * | 2010-03-11 | 2010-08-18 | 深圳莱宝高科技股份有限公司 | Panel structure |
| CN102455818A (en) * | 2010-10-27 | 2012-05-16 | 联建(中国)科技有限公司 | Touch panel and touch display panel |
| CN104615316A (en) * | 2010-11-09 | 2015-05-13 | 宸鸿光电科技股份有限公司 | Touch panel stackup |
| US10691266B2 (en) | 2010-11-09 | 2020-06-23 | Tpk Touch Solutions, Inc. | Touch panel stackup |
| CN104615316B (en) * | 2010-11-09 | 2018-06-29 | 宸鸿光电科技股份有限公司 | Touch control panel device |
| CN102478980A (en) * | 2010-11-23 | 2012-05-30 | 安浙触控科技有限公司 | Method for manufacturing human-machine interface device |
| CN102622145A (en) * | 2011-02-01 | 2012-08-01 | 财团法人工业技术研究院 | Projection type capacitive touch sensor structure and manufacturing method thereof |
| CN102622145B (en) * | 2011-02-01 | 2015-05-13 | 财团法人工业技术研究院 | Projection type capacitive touch sensor structure and manufacturing method thereof |
| CN102096537B (en) * | 2011-03-18 | 2013-04-10 | 深圳南玻显示器件科技有限公司 | Machining method of capacitive touch screen |
| CN102096537A (en) * | 2011-03-18 | 2011-06-15 | 深圳南玻显示器件科技有限公司 | Machining method of capacitive touch screen |
| US9489090B2 (en) | 2011-08-12 | 2016-11-08 | Tpk Touch Solutions (Xiamen) Inc. | Capacitive touch panel and a method of manufacturing the same |
| CN102693056A (en) * | 2012-05-25 | 2012-09-26 | 芜湖长信科技股份有限公司 | Capacitive touch screen and process for manufacturing same |
| CN104487925A (en) * | 2012-07-31 | 2015-04-01 | 夏普株式会社 | Touch panel and method for manufacturing touch panel |
| CN104487925B (en) * | 2012-07-31 | 2017-04-26 | 夏普株式会社 | Touch panel and method for manufacturing touch panel |
| WO2015096301A1 (en) * | 2013-12-26 | 2015-07-02 | 京东方科技集团股份有限公司 | Touch display device driving method and touch display device |
| US10101842B2 (en) | 2013-12-26 | 2018-10-16 | Boe Technology Group Co., Ltd. | Method for driving touch display apparatus and touch display apparatus |
| CN103914183A (en) * | 2014-03-26 | 2014-07-09 | 京东方科技集团股份有限公司 | Touch screen, touch screen manufacturing method and display device |
| WO2016161858A1 (en) * | 2015-04-09 | 2016-10-13 | 京东方科技集团股份有限公司 | Touch substrate and manufacturing method thereof, and touch display panel |
| CN104898884B (en) * | 2015-06-16 | 2018-03-13 | 合肥鑫晟光电科技有限公司 | A kind of monolithic glass formula contact panel and preparation method thereof |
| US9823799B2 (en) | 2015-06-16 | 2017-11-21 | Boe Technology Group Co., Ltd. | One glass solution touch panel and fabricating method thereof |
| CN104898884A (en) * | 2015-06-16 | 2015-09-09 | 合肥鑫晟光电科技有限公司 | Single glass type touch panel and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN NANBO WELLLIGHT CONDUCTIVE COATING CO., L Free format text: FORMER OWNER: CSG HOLDING CORPORATION Effective date: 20110509 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518047 CROSSING OF GONGYE 6TH ROAD, SHEKOU INDUSTRIAL ZONE, NANSHAN DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE TO: 518000 NANBO ELECTRONICS BUILDING, ROAD 3, INDUSTRIAL ZONE, NORTH AREA, HIGH-TECH. ZONE, NANSHAN DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE |
|
| TA01 | Transfer of patent application right |
Effective date of registration: 20110509 Address after: 518000 Guangdong Province, Shenzhen high tech Zone of Nanshan District City, North Industrial Zone No. three road of CSG Electronics Building Applicant after: Shenzhen Nanbo Welllight Conductive Coating Co., Ltd. Address before: Six industrial intersection, Shekou Industrial Zone, Shenzhen, Guangdong, Nanshan District 518047, China Applicant before: CSG Holding Co., Ltd. |
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20090624 |