CN104777953A - GLASS capacitive touch screen - Google Patents
GLASS capacitive touch screen Download PDFInfo
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- CN104777953A CN104777953A CN201510037573.6A CN201510037573A CN104777953A CN 104777953 A CN104777953 A CN 104777953A CN 201510037573 A CN201510037573 A CN 201510037573A CN 104777953 A CN104777953 A CN 104777953A
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Abstract
The invention relates to a GLASS capacitive touch screen. The GLASS capacitive touch screen comprises a GLASS panel and a sensor layer arranged on one side of the GLASS panel; an adhesive layer is arranged between the GLASS panel and the sensor layer; the GLASS panel is a glass substrate; two layers of ITO (Indium Tin Oxide) films are arranged between the GLASS panel and the adhesive layer; an intermediate interlayer is arranged between the two ITO films; the intermediate interlayer is made of silicon dioxide; each ITO film is divided into a window area and a panel area, wherein each window area is positioned in the middle of the corresponding panel area; an ITO circuit layer is tightly clung to each ITO film. According to the GLASS capacitive touch screen, the cost is greatly reduced, the whole thickness is lower than that of other structures, and the design space of the complete machine is greatly extended. In addition, the using effect is good and the service life is ensured. Transparent conductive ink is used as a conductive layer and is combined with a circuit bridge on the GLASS panel, so that the original process in which only is one color of panel made is broken through, and the technological threshold of the color panel GLASS is greatly reduced; panels of various colors can be made, and the using effect is also greatly promoted.
Description
Technical field
The present invention relates to a kind of touch-screen, specifically a kind of GLASS capacitance touch screen.
Background technology
Capacitive touch screen is particulate metal conductive materials sticking layer of transparent at glass surface.When finger touch on the metal layer time, the electric capacity of contact will change, and the oscillator frequency be attached thereto is changed, by survey frequency change can determine touch location obtain information.
Along with the development of science and technology, the progress of technology, touch-screen is widely used on the electronic products such as mobile phone, GPS, panel computer.Be at present all LENS+GLASS SENSOR structure at every projection-type capacitive touch screen on the market, LENS+FILMSENSOR structure.Said structure is made up of top panel (GLASS or PET material), optical cement, bottom SENSOR (SENSOR material can be ITO FILM or ITO GLASS).
The material of top panel is GLASS or PET material, but the complex process that GLASS panel and SENSOR fit, need high-end establishing respectively and laminated material, affect production efficiency and production capacity, so the touch-screen cost causing GLASS panel is high, complex process, price is also quite high.PET material is in outward appearance and touch in texture and surperficial scratch-resistant hardness, more a bit weaker than GLASS panel, affects result of use and the serviceable life of touch-screen.
In addition, current GLASS capacitance touch screen on the market, the bridging of its circuit is all arranged on FPC (flexible PCB or soft board), but this circuit bridging mode has very large drawback: one, circuit is put up a bridge on FPC, require that FPC must have very large design space, constrain the structure of terminal complete machine greatly; Two, the pin require high to the making of FPC, constrain the production efficiency three of FPC, causing FPC and touch-screen to be bound is too many, greatly affects the binding technology and production efficiency of touch-screen, too increases the fraction defective of product simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of GLASS capacitance touch screen, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of GLASS capacitance touch screen, comprise GLASS panel and the sensor layer being arranged on GLASS panel side, adhesive-layer is provided with between GLASS panel and sensor layer, GLASS panel is glass-base, two-layer ito thin film is provided with between GLASS panel and adhesive-layer, be provided with intermediate interlayer between two-layer ito thin film, and intermediate interlayer is the interlayer be made up of silicon dioxide; Ito thin film is divided into viewfinder area and Mian Ban district, and viewfinder area is positioned at the middle part in Mian Ban district; Ito thin film tightens to be sticked and is equipped with ITO line layer.
As the further scheme of the present invention: described adhesive-layer is the adhesive-layer be made up of OCA optical cement, silica gel or acrylic glue.
As the further scheme of the present invention: described ito thin film also comprises some conductive layers, conductive layer comprises silver slurry line layer and electrically conducting transparent line layer, and silver slurry line layer is arranged at the edge of the both sides in Mian Ban district; Electrically conducting transparent line layer is arranged at the edge of the both sides of viewfinder area, and partially transparent conductive circuit layer is starched line layer overlap with part silver; ITO line layer bridge joint silver slurry line layer and electrically conducting transparent line layer.
As the further scheme of the present invention: described silver slurry line layer material is conductive silver paste ink; Electrically conducting transparent line layer material is for being electrically conducting transparent ink.
As the further scheme of the present invention: top layer, described Mian Ban district is also provided with colored ink layers arc; ITO line layer outwards sets gradually as colored ink layers arc, electrically conducting transparent line layer and silver slurry line layer.
As the further scheme of the present invention: this GLASS capacitance touch screen also comprises FPC and is arranged at the control IC on FPC, and control IC is electrically connected GLASS panel and FPC.
Compared with prior art, the invention has the beneficial effects as follows:
Top panel in the present invention comprises GLASS layer, is provided with two-layer ITO line layer between GLASS layer and adhesive-layer, is provided with intermediate interlayer between two-layer work TO line layer, and the effect of intermediate interlayer is isolated levels ITO, prevents short circuit.Such design, reaches in structure and more simplifies, and can realize true multiple point touching, same, and cost of the present invention significantly reduces, and other structure of the Thickness Ratio of entirety is thin, has greatly expanded the design space of complete machine.In addition, result of use of the present invention is good, and ensure that serviceable life.
Electrically conducting transparent ink combines as conductive layer with circuit bridging by the present invention on GLASS panel, breach the face version originally can only doing a kind of color, greatly reduce the technique threshold of colour plane version GLASS, the face version of shades of colour can be made, result of use also significantly promotes, and makes the product of some middle and high end qualities can enter the ranks of mass consumption simultaneously.
Accompanying drawing explanation
Fig. 1 is the side view cutaway drawing of GLASS capacitance touch screen.
Fig. 2 is the schematic front view of GLASS capacitance touch screen.
In figure: 1-GLASS panel, 2-adhesive-layer, 3-sensor layer, 4-ITO film, 41-viewfinder area, 42-Mian Ban district, 5-intermediate interlayer, 6-ITO line layer, 7-conductive layer, 71-silver slurry line layer, 72-electrically conducting transparent line layer, 8-colored ink layers arc.
Embodiment
Be described in more detail below in conjunction with the technical scheme of embodiment to this patent.
Refer to Fig. 1-2, a kind of GLASS capacitance touch screen, comprise GLASS panel 1 and be arranged between sensor layer 3, the GLASS panel 1 of GLASS panel 1 side and sensor layer 3 and be provided with adhesive-layer 2, described adhesive-layer is the adhesive-layer be made up of OCA optical cement, silica gel or acrylic glue; GLASS panel 1 is glass-base, is provided with two-layer ito thin film 4 between GLASS panel 1 and adhesive-layer 2, is provided with intermediate interlayer 5 between two-layer ito thin film 4, and intermediate interlayer 5 is the interlayers be made up of silicon dioxide; Ito thin film 4 is divided into viewfinder area 41 and Mian Ban district 42, and viewfinder area 41 is positioned at the middle part in Mian Ban district 42; Ito thin film 4 tightens to be sticked and is equipped with ITO line layer 6.
Such design, reaches in structure and more simplifies, and can realize true multiple point touching, same, and the cost of the present embodiment significantly reduces, and other structure of the Thickness Ratio of entirety is thin, has greatly expanded the design space of complete machine.In addition, the present embodiment result of use is good, and ensure that serviceable life.
In the present invention, described ito thin film 4 also comprises some conductive layers 7, and conductive layer 7 comprises silver slurry line layer 71 and electrically conducting transparent line layer 72, and described silver slurry line layer 71 material is conductive silver paste ink; Electrically conducting transparent line layer 72 material is for being electrically conducting transparent ink; Silver slurry line layer 71 is arranged at the edge of the both sides in Mian Ban district 42; Electrically conducting transparent line layer 72 is arranged at the edge of the both sides of viewfinder area 41, and partially transparent conductive circuit layer 72 is starched line layer 71 overlap with part silver; ITO line layer 6 bridge joint silver slurry line layer 71 and electrically conducting transparent line layer 72.
In the present invention, top layer, described Mian Ban district 42 is also provided with colored ink layers arc 8; ITO line layer 6 outwards sets gradually as colored ink layers arc 8, electrically conducting transparent line layer 72 and silver slurry line layer 71.
In the present invention, this GLASS capacitance touch screen also comprises FPC and is arranged at the control IC on FPC, and control IC is electrically connected GLASS panel and FPC.
By technique scheme, the beneficial effect of art scheme of the present invention is: one, by circuit bridging on GLASS panel, expanded the design space of complete machine; Two, FPC space has at utmost been saved; Three, reduce the making requirement of FPC, improve production efficiency and the yield of FPC; Four, simplify the binding technique of FPC and touch-screen, decrease the quantity of pin simultaneously.
Adopt technique scheme, the beneficial effect of art scheme of the present invention also comprises: combined on GLASS panel as conductive layer with circuit bridging by electrically conducting transparent ink, breach the face version originally can only doing a kind of color, greatly reduce the technique threshold of colour plane version GLASS, the face version of shades of colour can be made, result of use also significantly promotes, and makes the product of some middle and high end qualities can enter the ranks of mass consumption simultaneously.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, can also makes a variety of changes under the prerequisite not departing from this patent aim.
Claims (6)
1. a GLASS capacitance touch screen, it is characterized in that, comprise GLASS panel (1) and be arranged on the sensor layer (3) of GLASS panel (1) side, adhesive-layer (2) is provided with between GLASS panel (1) and sensor layer (3), GLASS panel (1) is glass-base, two-layer ito thin film (4) is provided with between GLASS panel (1) and adhesive-layer (2), be provided with intermediate interlayer (5) between two-layer ito thin film (4), and intermediate interlayer (5) is the interlayer be made up of silicon dioxide; Ito thin film (4) is divided into viewfinder area (41) and Mian Ban district (42), and viewfinder area (41) are positioned at the middle part of Mian Ban district (42); Ito thin film (4) tightens to be sticked and is equipped with ITO line layer (6).
2. GLASS capacitance touch screen according to claim 1, is characterized in that, described adhesive-layer is the adhesive-layer be made up of OCA optical cement, silica gel or acrylic glue.
3. GLASS capacitance touch screen according to claim 1, it is characterized in that, described ito thin film (4) also comprises some conductive layers (7), conductive layer (7) comprises silver slurry line layer (71) and electrically conducting transparent line layer (72), and silver slurry line layer (71) is arranged at the edge of the both sides in Mian Ban district (42); Electrically conducting transparent line layer (72) is arranged at the edge of the both sides of viewfinder area (41), and partially transparent conductive circuit layer (72) is starched line layer (71) overlap with part silver; ITO line layer (6) bridge joint silver slurry line layer (71) and electrically conducting transparent line layer (72).
4. GLASS capacitance touch screen according to claim 3, is characterized in that, described silver slurry line layer (71) material is conductive silver paste ink; Electrically conducting transparent line layer (72) material is for being electrically conducting transparent ink.
5. according to the GLASS capacitance touch screen one of claim 1-4 Suo Shu, it is characterized in that, described Mian Ban district (42) top layer is also provided with colored ink layers arc (8); ITO line layer (6) outwards sets gradually as colored ink layers arc (8), electrically conducting transparent line layer (72) and silver slurry line layer (71).
6. GLASS capacitance touch screen according to claim 5, is characterized in that, also comprise FPC and be arranged at the control IC on FPC, control IC is electrically connected GLASS panel and FPC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510037573.6A CN104777953A (en) | 2015-01-26 | 2015-01-26 | GLASS capacitive touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510037573.6A CN104777953A (en) | 2015-01-26 | 2015-01-26 | GLASS capacitive touch screen |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610414050.3A Division CN105824483A (en) | 2015-01-26 | 2015-01-26 | GLASS capacitive touch screen |
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| CN104777953A true CN104777953A (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510037573.6A Pending CN104777953A (en) | 2015-01-26 | 2015-01-26 | GLASS capacitive touch screen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105320389A (en) * | 2015-11-24 | 2016-02-10 | 安徽瑞沃电子科技有限公司 | OGS capacitance touch screen |
| CN114356137A (en) * | 2021-12-29 | 2022-04-15 | 福建省石狮市通达电器有限公司 | Touch membrane with LCD color screen effect and processing technology thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130057497A1 (en) * | 2011-09-06 | 2013-03-07 | Yong-Gu CHO | Touch screen, transparent circuit board for touch screen, and method for fabricating touch screen |
| CN103885651A (en) * | 2012-12-21 | 2014-06-25 | 苏州市健邦触摸屏技术有限公司 | Modified capacitive touch screen |
| CN103914193A (en) * | 2013-01-09 | 2014-07-09 | 苏州市健邦触摸屏技术有限公司 | Capacitive touch screen |
| CN104123049A (en) * | 2013-04-27 | 2014-10-29 | 苏州市健邦触摸屏技术有限公司 | OGS capacitive touch screen |
-
2015
- 2015-01-26 CN CN201510037573.6A patent/CN104777953A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130057497A1 (en) * | 2011-09-06 | 2013-03-07 | Yong-Gu CHO | Touch screen, transparent circuit board for touch screen, and method for fabricating touch screen |
| CN103885651A (en) * | 2012-12-21 | 2014-06-25 | 苏州市健邦触摸屏技术有限公司 | Modified capacitive touch screen |
| CN103914193A (en) * | 2013-01-09 | 2014-07-09 | 苏州市健邦触摸屏技术有限公司 | Capacitive touch screen |
| CN104123049A (en) * | 2013-04-27 | 2014-10-29 | 苏州市健邦触摸屏技术有限公司 | OGS capacitive touch screen |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105320389A (en) * | 2015-11-24 | 2016-02-10 | 安徽瑞沃电子科技有限公司 | OGS capacitance touch screen |
| CN114356137A (en) * | 2021-12-29 | 2022-04-15 | 福建省石狮市通达电器有限公司 | Touch membrane with LCD color screen effect and processing technology thereof |
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Application publication date: 20150715 |
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