CN105260075A - Touch panel and touch display applying same - Google Patents
Touch panel and touch display applying same Download PDFInfo
- Publication number
- CN105260075A CN105260075A CN201510817616.2A CN201510817616A CN105260075A CN 105260075 A CN105260075 A CN 105260075A CN 201510817616 A CN201510817616 A CN 201510817616A CN 105260075 A CN105260075 A CN 105260075A
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- China
- Prior art keywords
- nesa coating
- touch control
- layer
- control display
- contact panel
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Abstract
The invention discloses a touch panel and a touch display applying the same. The touch panel comprises a first transparent conducting film, a second transparent conducting film and an optical adjusting film, wherein the optical adjusting film is arranged between the first transparent conducting film and the second transparent conducting film.
Description
The present invention be Chinese invention patent application (application number: 201110340418.3, the applying date: on November 1st, 2011, denomination of invention: contact panel and apply the touch control display of its contact panel) divisional application.
Technical field
The present invention relates to a kind of contact panel and apply the touch control display of its contact panel, and particularly relate to a kind of contact panel containing nesa coating and apply its touch control display.
Background technology
Along with the development of science and technology, various electronic installation is constantly weeded out the old and bring forth the new.Wherein contact panel is an important milestone in development in science and technology.Electronic installation carries contact panel can allow user intuitively carry out various operation, such as, click the element on picture, write, draw etc.The software of various collocation contact panel and hardware device constantly in response to and give birth to, just like become the important revolution of IT industry.
The contact panel kind of current development is suitable many, but researchist finds that the mutual capacitance of contact panel inside is a key factor in the reaction time affecting touch-control sensing.The impact of mutual capacitance has become the developmental bottleneck of contact panel.
Moreover contact panel is often equipped on various electronic component, such as, be display, casing.When carrying contact panel, the thickness by increasing display or casing undoubtedly.Therefore researchist is all devoted to study how to reduce its thickness, to meet the trend of " light, thin, short, little ".
In addition, contact panel is normally arranged at the outermost of electronic installation, and its surface is flat state, and easily produces light reflection phenomenon and surface atomizing phenomenon.Therefore, how improving light reflection phenomenon and surface atomizing phenomenon is also one of direction of research.
Summary of the invention
The object of the present invention is to provide a kind of contact panel and apply the touch control display of its contact panel, it utilizes the design of the pH effect film of tool optical function, improve contact panel and apply its antireflection of touch control display and the optical effect such as anti-fog, and can reducing thickness, improving mutual capacitance phenomenon, reducing the manufacturing process steps variation bad with reducing manufacture craft.
For reaching above-mentioned purpose, according to an aspect of the present invention, a kind of contact panel is proposed.Contact panel comprises one first nesa coating, one second nesa coating and a pH effect film.PH effect film is arranged between the first nesa coating and the second nesa coating.
According to a further aspect in the invention, a kind of touch control display is proposed.Touch control display comprises a display panel and a contact panel.Display panel is in order to show a picture.Contact panel is arranged on display panel.Contact panel comprises one first nesa coating, one second nesa coating and a pH effect film.PH effect film is arranged between the first nesa coating and the second nesa coating.
For foregoing of the present invention can be become apparent, various embodiment cited below particularly, and coordinate appended accompanying drawing, be described in detail below:
Accompanying drawing explanation
Fig. 1 is the schematic diagram of touch control display of the present invention;
Fig. 2 is the enlarged diagram of the transparent protection plate of the first embodiment, Optical transparent adhesive and contact panel;
Fig. 3 is the enlarged diagram of the transparent protection plate of the second embodiment, Optical transparent adhesive and contact panel;
Fig. 4 is the enlarged diagram of the transparent protection plate of the 3rd embodiment, Optical transparent adhesive and contact panel.
Main element symbol description
100: touch control display
110: transparent protection plate
120: Optical transparent adhesive
130,230,330: contact panel
131: the first nesa coatings
131a: the first transparency carrier
131b: the first conductive layer
131c: the first conducting wire
132: the second nesa coatings
132a: the second transparency carrier
132b: the second conductive layer
132c: the second conducting wire
133,233,333: pH effect film
1331,2331,3331: optical adjustment layer
13311: polarizing layer
13312: phase delay layer
1332: the first adhesive coatings
1333: the second adhesive coatings
140,160: Polarizer
150: display panel
23311: anti-reflecting layer
33311: anti-fog layer
D1, D2, D3: thickness
L1, L3: extraneous incident light
L2, L4: reflected light
Embodiment
Below propose various embodiment to be described in detail, it utilizes the design of the pH effect film of tool optical function, improve contact panel and apply its antireflection of touch control display and the optical effect such as anti-fog, and can reducing thickness, improving mutual capacitance phenomenon, reducing the manufacturing process steps variation bad with reducing manufacture craft.But embodiment, can't the scope of limit the present invention for protecting only in order to illustrate as example.In addition, the accompanying drawing clipped element in embodiment, with clear display technical characterstic of the present invention.
First embodiment
Please refer to Fig. 1, it illustrates the schematic diagram of touch control display 100.Touch control display 100 comprises transparent protection plate 110, display panel 150 and a contact panel 130.Transparent protection plate 110 in order to protect touch control display 100, to avoid that touch control display 100 makes moist, scratch or clashed into.Display panel 150 in order to show a picture, such as, is a display panels (LCDDisplay), an organic LED panel (OLEDDisplay) or an electronic paper display panel (ElectronicPaperDisplay).In touch control display 100 shown in this schematic diagram, display panel 150 explains for a display panels.Contact panel 130 in order to sense the signal of user's contact, such as, is a capacitance type touch-control panel or an induction contact panel etc.
Contact panel 130 is arranged between transparent protection plate 110 and display panel 150.Binded by Optical transparent adhesive (OpticallyClearAdhesives, OCA) 120 between contact panel 130 and transparent protection plate 110.Display panel 150 is arranged at the rear side of contact panel 130.
Please refer to Fig. 2, it illustrates the enlarged diagram of the transparent protection plate 110 of the first embodiment, Optical transparent adhesive (OCA) 120 and contact panel 130.Contact panel 130 comprises one first nesa coating 131,1 second nesa coating 132 and a pH effect film 133.First nesa coating 131 comprises one first transparency carrier 131a, one first conductive layer 131b and one first conducting wire 131c.Second nesa coating 132 comprises one second transparency carrier 132a, one second conductive layer 132b and one second conducting wire 132c.First transparency carrier 131a and the second transparency carrier 132a is such as polyethylene terephthalate (PET) substrate.The material of the first conductive layer 131b and the second conductive layer 132b is such as comprise indium tin oxide (IndiumTinOxide, or indium-zinc oxide (indiumzincoxide ITO), and the first conductive layer 131b and the second conductive layer 132b has axially different IZO).The material of the first conducting wire 131c and the second conducting wire 132c is such as metal, and the first conducting wire 131c and the second conducting wire 132c is in order to transmission of signal.PH effect film 133 comprises optical adjustment layer 1331, first adhesive coating 1332 and second adhesive coating 1333.Optical adjustment layer 1331 is incident in the extraneous incident light L1 of contact panel 130 in order to adjustment, extraneous incident light L1 is incident to contact panel 130 by the external world to the first nesa coating 131, to reduce the reflex that extraneous incident light L1 produces, or the atomizating phenomenon produced because of temperature difference.First adhesive coating 1332 is arranged at a surface of optical adjustment layer 1331, in order to bind with the first nesa coating 131.Second adhesive coating 1333 is arranged at another surface of optical adjustment layer 1331, in order to bind with the second nesa coating 132.That is, namely pH effect film 133 itself has viscosity, and does not need to attach sticky material in addition.
PH effect film 133 is arranged between the first nesa coating 131 and the second nesa coating 132.The optical adjustment layer 1331 of pH effect film 133 has optical function, not general dielectric layer or Optical transparent adhesive (OCA).In the present embodiment, optical adjustment layer 1331 comprises a polarizing layer (polarizerlayer) 13311 and a phase delay layer (retardationlayer) 13312.Polarizing layer 13311 is positioned near the first nesa coating 131 part, and phase delay layer 13312 is positioned at away from the first nesa coating 131 part.
As shown in Figure 1, the touch control display 100 of the present embodiment more comprises two Polarizers 140,160, is arranged at display panel 150 both sides adopting lcd technology.That is, the pH effect film 133 (being illustrated in Fig. 2) of contact panel 130 is arranged between transparent protection plate 110 and Polarizer 140.When extraneous incident light L1 injects touch control display 100 and is projected to Polarizer 140, the reflected light L2 of extraneous incident light L1 only will have a fixing polarization direction.After this reflected light L2 reflexes to the pH effect film 133 of contact panel 130, blocking reflected light L2 passes through by the phase delay layer 13312 of pH effect film 133 and polarizing layer 13311, and cannot penetrate to the external world, or, reflected light L2 can be reduced and be crossing to extraneous light quantity.Therefore, the reflex that extraneous incident light L1 injects touch control display 100 will significantly reduce.
Moreover extraneous incident light L1 injects in the process of touch control display 100, passing through of different materials all may produce reflected light.The pH effect film 133 of the present embodiment is arranged between the first nesa coating 131 and the second nesa coating 132, and its position is quite close to the outside of touch control display 100.Most reflected light L2 produces in the inner side of this pH effect film 133, and these reflected light L2 all can be stopped by this pH effect film 133 and cannot penetrate to the external world.
In addition, the polarizing layer 13311 of pH effect film 133 and the electrical conductivity (conductivity) of phase delay layer 13312 are lower than 10
-8s/cm.That is, pH effect film 133 has insulativity, and it well can completely cut off the first nesa coating 131 and the second nesa coating 132, to avoid the phenomenon be short-circuited.Wherein, between the first nesa coating 131 and the second nesa coating 132 except pH effect film 133, all the other dielectric layers are not mingled with.
Moreover in the present embodiment, the thickness D1 of pH effect film 133 is about 180 microns (μm).This thickness D1 makes the first nesa coating 131 and the second nesa coating 132 to be maintained at certain distance, to reduce mutual capacitance, and then significantly reduces the reaction time of touch-control sensing.
In addition, the layers of material of contact panel 130 completes laminating manufacture craft by a side roll extrusion to another side by a roller.Laminating manufacture craft need pay special attention to bubble and contraposition, to avoid producing the bad phenomenon being difficult to restore.Namely the pH effect film 133 of the present embodiment itself has the first adhesive coating 1332 and the second adhesive coating 1333, and does not need to carry out extra laminating manufacture craft to any adhesive film of fitting.Thus, decrease the number of times of the laminating manufacture craft of contact panel 130, significantly can reduce the generation that bubble or contraposition such as to be forbidden at the phenomenon.
Second embodiment
Please refer to Fig. 3, it illustrates the enlarged diagram of the transparent protection plate 110 of the second embodiment, Optical transparent adhesive (OCA) 120 and contact panel 230.The contact panel 230 of the present embodiment and contact panel 130 difference of the first embodiment are pH effect film 233, all the other something in common, no longer repeated description.
As shown in Figure 3, the optical adjustment layer 2331 of pH effect film 233 comprises an anti-reflecting layer (anti-reflectionlayer) 23311, such as, be a multilayer refractive material structure, gradually layer refractive material structure or a moth ocular structure.When extraneous light injects contact panel 230, extraneous light is when anti-reflecting layer 23311, and by the characteristic of anti-reflecting layer 23311, most extraneous light all can internally reflect, and reflex will significantly be reduced.
In addition, the electrical conductivity (conductivity) of the anti-reflecting layer 23311 of pH effect film 233 is lower than 10
-8s/cm.That is, the pH effect film 233 of the present embodiment also has good insulativity, and it well can completely cut off the first nesa coating 131 and the second nesa coating 132, to avoid the phenomenon be short-circuited.
Moreover the present embodiment adopts the thickness D2 of the pH effect film 233 of anti-reflecting layer 23311 to be about 150 microns (μm).This thickness also can make the first nesa coating 131 and the second nesa coating 132 be maintained at certain distance, to reduce mutual capacitance, and then significantly reduces the reaction time of touch-control sensing.
3rd embodiment
Please refer to Fig. 4, it illustrates the enlarged diagram of the transparent protection plate 110 of the 3rd embodiment, Optical transparent adhesive (OCA) 120 and contact panel 330.The contact panel 330 of the present embodiment and contact panel 130 difference of the first embodiment are pH effect film 333, all the other something in common, no longer repeated description.
As shown in Figure 4, the optical adjustment layer 3331 of pH effect film 333 comprises primary antibodie atomizing layer (anti-fogginglayer) 33311.By the characteristic of anti-fog layer 33311, when temperature change or user are with finger contact, be not easy the phenomenon producing atomization.
In addition, the electrical conductivity (conductivity) of the anti-fog layer 33311 of pH effect film 333 is lower than 10
-8s/cm.That is, the pH effect film 333 of the present embodiment also has good insulativity, and it well can completely cut off the first nesa coating 131 and the second nesa coating 132, to avoid the phenomenon be short-circuited.
Moreover the present embodiment adopts the thickness D3 of the pH effect film 333 of anti-fog layer 33311 to be about 125 microns (μm).This thickness also can make the first nesa coating 131 and the second nesa coating 132 be maintained at certain distance, to reduce mutual capacitance, and then significantly reduces the reaction time of touch-control sensing.
Contact panel disclosed by the above embodiment of the present invention and the touch control display applying it are the designs of the pH effect film utilizing tool optical function, improve contact panel and apply its antireflection of touch control display and the optical effect such as anti-fog, and can reducing thickness, improving mutual capacitance phenomenon, reducing the manufacturing process steps variation bad with reducing manufacture craft.
In sum, although combine above various embodiment to disclose the present invention, however itself and be not used to limit the present invention.Be familiar with this operator in the technical field of the invention, without departing from the spirit and scope of the present invention, can be used for a variety of modifications and variations.Therefore, what protection scope of the present invention should define with the claim of enclosing is as the criterion.
Claims (10)
1. a touch control display, comprising:
Display panel, in order to show a picture;
Nesa coating, in order to sense activation signal; And
PH effect film, is arranged between this nesa coating and this display panel;
Wherein this pH effect film comprises an optical adjustment layer;
Wherein this optical adjustment layer comprises a polarizing layer and a phase delay layer, and this polarizing layer is positioned near this nesa coating part, and this phase delay layer is positioned at away from this nesa coating part.
2. touch control display as claimed in claim 1, wherein the thickness of this pH effect film is between 125 μm to 180 μm.
3. touch control display as claimed in claim 1, wherein this nesa coating comprises a transparency carrier, a conductive layer and a conducting wire.
4. touch control display as claimed in claim 1, wherein this nesa coating is plural layer conducting film.
5. touch control display as claimed in claim 1, wherein this nesa coating further comprises one first nesa coating and one second nesa coating.
6. touch control display as claimed in claim 5, wherein has an Optical transparent adhesive between this nesa coating and a transparent protection plate.
7. touch control display as claimed in claim 1, wherein this pH effect film also comprises:
Adhesive coating, is arranged at a surface of this optical adjustment layer, in order to bond with this nesa coating.
8. touch control display as claimed in claim 1, wherein this optical adjustment layer comprises an anti-reflecting layer.
9. touch control display as claimed in claim 1, wherein this optical adjustment layer comprises primary antibodie atomizing layer.
10. touch control display as claimed in claim 1, wherein the electrical conductivity of this optical adjustment layer is lower than 10-8S/cm.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110340418.3A CN103092377B (en) | 2011-11-01 | 2011-11-01 | Contact panel and apply the touch control display of its contact panel |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110340418.3A Division CN103092377B (en) | 2011-11-01 | 2011-11-01 | Contact panel and apply the touch control display of its contact panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105260075A true CN105260075A (en) | 2016-01-20 |
Family
ID=48205047
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110340418.3A Active CN103092377B (en) | 2011-11-01 | 2011-11-01 | Contact panel and apply the touch control display of its contact panel |
| CN201510817616.2A Pending CN105260075A (en) | 2011-11-01 | 2011-11-01 | Touch panel and touch display applying same |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110340418.3A Active CN103092377B (en) | 2011-11-01 | 2011-11-01 | Contact panel and apply the touch control display of its contact panel |
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| CN (2) | CN103092377B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105808006A (en) * | 2016-03-24 | 2016-07-27 | 惠州Tcl移动通信有限公司 | Display device and touch screen thereof |
| CN106933419A (en) * | 2017-03-14 | 2017-07-07 | 信利光电股份有限公司 | A kind of touch-screen and touch module |
| CN109859705A (en) | 2019-01-30 | 2019-06-07 | 惠科股份有限公司 | A kind of driving method, display panel and drive module |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004038561A (en) * | 2002-07-03 | 2004-02-05 | Fuji Photo Film Co Ltd | Touch panel and display device |
| CN201600666U (en) * | 2009-07-15 | 2010-10-06 | 洋华光电股份有限公司 | Lamination assembling structure of touch panel |
| CN102005162A (en) * | 2009-08-27 | 2011-04-06 | 乐金显示有限公司 | Organic light emitting diode display and manufacturing method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200933238A (en) * | 2008-01-28 | 2009-08-01 | Delta Electronics Inc | Touch panel |
| TWI541568B (en) * | 2008-02-29 | 2016-07-11 | Ｌｇ電子股份有限公司 | Portable terminal |
| CN101819480B (en) * | 2009-02-26 | 2012-04-18 | 佛山市顺德区汉达精密电子科技有限公司 | Display device |
| TW201145112A (en) * | 2010-02-24 | 2011-12-16 | Alps Electric Co Ltd | Operating device |
-
2011
- 2011-11-01 CN CN201110340418.3A patent/CN103092377B/en active Active
- 2011-11-01 CN CN201510817616.2A patent/CN105260075A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004038561A (en) * | 2002-07-03 | 2004-02-05 | Fuji Photo Film Co Ltd | Touch panel and display device |
| CN201600666U (en) * | 2009-07-15 | 2010-10-06 | 洋华光电股份有限公司 | Lamination assembling structure of touch panel |
| CN102005162A (en) * | 2009-08-27 | 2011-04-06 | 乐金显示有限公司 | Organic light emitting diode display and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103092377B (en) | 2016-01-06 |
| CN103092377A (en) | 2013-05-08 |
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Application publication date: 20160120 |
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