CN104267860A - Touch display screen - Google Patents
Touch display screen Download PDFInfo
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- CN104267860A CN104267860A CN201410474976.2A CN201410474976A CN104267860A CN 104267860 A CN104267860 A CN 104267860A CN 201410474976 A CN201410474976 A CN 201410474976A CN 104267860 A CN104267860 A CN 104267860A
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- substrate
- conducting layer
- transparency conducting
- display screen
- touching display
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04111—Cross over in capacitive digitiser, i.e. details of structures for connecting electrodes of the sensing pattern where the connections cross each other, e.g. bridge structures comprising an insulating layer, or vias through substrate
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Nonlinear Science (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention relates to a touch display screen. The touch display screen comprises a first substrate, a second substrate and a liquid crystal layer which is arranged between the first substrate and the second substrate; the surface of the first substrate, which is far away from the second substrate, is provided with a first polarizer; a first transparent conductive layer and a second transparent conductive layer are arranged on the bilateral sides of the first substrate respectively; the first transparent conductive layer and the second transparent conductive layer form a touch sensing structure; the first transparent conductive layer and or the second transparent conductive layer comprise or comprises a substrate and nano conductive wires respectively, wherein the substrate or the substrates is or are filled with the nano conductive wires; the substrate or the substrates is or are curing transparent photosensitive resin. According to the touch display screen, the two conductive layers which form the touch sensing structure are arranged on the bilateral sides of the first substrate respectively and accordingly the touch function is implemented without additional assembly of a touch screen, the thickness of the touch display screen is reduced, and the implementation of the lightness is facilitated.
Description
Technical field
The present invention relates to display screen field, particularly relate to a kind of touching display screen.
Background technology
Touch-screen is the inductive arrangement that can receive Touching input signal.Touch-screen imparts the brand-new looks of information interaction, is extremely attractive brand-new information interaction equipment.The development of touch screen technology causes the common concern of information medium circle, has become the Chaoyang new high-tech industry that photovoltaic industry is a dark horse.
At present, there is the electronic product touching Presentation Function include display screen and be positioned at the touch-screen on display screen, but, touch-screen as with display screen independently assembly, when realizing the electronic product of man-machine interaction for some, all need to order according to the size of display screen, assemble again afterwards, the assembling of existing touch-screen and display screen mainly contains two kinds of modes, namely frame pastes and entirely fits, it is fitted at the edge of touch-screen and display screen that frame pastes, and full laminating is fitted at the lower surface of touch-screen and whole of the upper surface of display screen.
LCDs is as the composite module of polaroid, optical filter, Liquid Crystal Module and TFT, have comparatively large and be difficult to the thickness that reduces, but touch-screen as with display screen independently component, in electronic product group immediately, not only need complicated packaging technology, also again can increase thickness and the weight of electronic product, moreover, many one packaging technologies, just mean and add the bad probability of product, greatly increase the production cost of product.
Summary of the invention
Based on this, be necessary propose a kind of there is touch controllable function and be beneficial to realize lightening touching display screen.
A kind of touching display screen, comprise the first substrate, second substrate and the liquid crystal layer be arranged between the first substrate and the second substrate, surface away from the second substrate is provided with the first polaroid to described first substrate, the surface that described second substrate is relative with the first substrate is provided with TFT electrode and public electrode, described public electrode and TFT electrode are disposed on the same plane, the both sides of described first substrate are respectively arranged with the first transparency conducting layer and the second transparency conducting layer, described first transparency conducting layer and the second transparency conducting layer form touch-control sensing structure, described first transparency conducting layer and/or the second transparency conducting layer comprise matrix and are filled in the conductive nano silk thread in this matrix, this matrix is the transparent feel photopolymer resin of solidification.
Wherein in an embodiment, described first transparency conducting layer is formed with first direction touch control electrode, and described second transparency conducting layer is formed with second direction touch control electrode, described first direction touch control electrode and second direction touch control electrode cross-over configuration.
Wherein in an embodiment, described first transparency conducting layer is arranged on the described first substrate surface relative with described second substrate, described second transparency conducting layer is arranged on the surface of the first substrate away from described second substrate, or is arranged in any one in two apparent surfaces of described first polaroid.
Wherein in an embodiment, part described conductive nano silk thread exposes described matrix one side surface makes the described first and/or second layer at transparent layer conduction.
Wherein in an embodiment, the thickness of the described first or second transparency conducting layer is 0.1 μm ~ 50 μm, and the conductive nano silk thread of the described first or second transparency conducting layer is uniformly distributed in matrix, makes the overall homogeneous conductive of the first or second transparency conducting layer.
Wherein in an embodiment, described electrical-conductive nanometer silk thread is uniformly distributed in the region of described matrix wherein side certain limit, and do not have electrical-conductive nanometer silk thread to distribute in the region of the relative opposite side certain limit of described matrix, described transparency conducting layer is made to form nonconductive regions and conduction region in a thickness direction, when this first and second transparency conducting layer is arranged on described first substrate surface, the nonconductive regions of first and second transparency conducting layer described adjoins described first substrate, when described second transparency conducting layer is arranged on described first polaroid surface, the nonconductive regions of described second transparency conducting layer adjoins described first polaroid.
Wherein in an embodiment, the thickness of conduction region is 10 ~ 1000nm, and the thickness of nonconductive regions is 0.5 μm ~ 50 μm, and the thickness of nonconductive regions is greater than the thickness of conduction region.
Wherein in an embodiment, described conductive nano silk thread is gold, silver, copper, aluminium or carbon nanometer silk thread, and its diameter is 10nm ~ 1000nm, and length is 0.1 μm ~ 50 μm.
Wherein in an embodiment, the square resistance of the described first or second transparency conducting layer is 0.1 Ω/ ~ 500 Ω/.
Wherein in an embodiment, the square resistance of the described first or second transparency conducting layer is 20 Ω/ ~ 200 Ω/.
Above-mentioned touch-control touch-screen, arrange respectively in the first substrate both sides and form two conductive layers of touch-control sensing structure, realizing touch controllable function so does not need to assemble touch-screen in addition, reduces the thickness of touching display screen, be beneficial to realize lightening.
Accompanying drawing explanation
Fig. 1 is the signal explosive view of touching display screen, and wherein the second transparency conducting layer is arranged on the first substrate top surface;
Fig. 2 is the signal explosive view of touching display screen, and wherein the second transparency conducting layer is arranged on the first polaroid upper surface;
Fig. 3 is the signal explosive view of touching display screen, and wherein the second transparency conducting layer is arranged on the first polaroid lower surface;
Fig. 4 is the constructed profile of the first structure of the first transparency conducting layer of touching display screen;
Fig. 5 is the constructed profile of the second structure of the first transparency conducting layer of touching display screen.
Embodiment
Please refer to Fig. 1 to Fig. 3, a kind of touching display screen 100, comprises the second substrate 120 that the first substrate 110 and the first substrate 110 be oppositely arranged, is placed in liquid crystal layer 130 between the first substrate 110 and the second substrate 120, is arranged at the first substrate 110 away from the first polaroid 140 of the second substrate 120 side and be arranged at second polaroid 180 of the second substrate 120 away from the first substrate 110 side.
First substrate 110 and the second substrate 120 are transparency carrier, as glass.The surface that second substrate 120 is relative with the first substrate 110 is provided with TFT electrode 122 and public electrode 124, for the Liquid Crystal Molecules Alignment state in co-controlling liquid crystal layer 130, thus to send light source and the light passing liquid crystal layer is modulated and shows image.Because TFT electrode 122 and public electrode 124 are all arranged on the upper surface of the second substrate 120, therefore touching display screen 100 of the present invention is IPS (In-Plane Switching, plane conversion) touching display screen.First polaroid 140 and the second polaroid 180 all adopt machine flexible parent metal, are applicable to volume to volume technique, are applicable to produce in enormous quantities.Be appreciated that when using backlight as polarized light source, as OLED polarized light source, then without the need to the second polaroid 180.Second substrate 120 and the TFT electrode on it 122 form usually alleged tft array substrate with public electrode 124.
Touching display screen 100 also comprises the first transparency conducting layer 160 being arranged on (side towards this liquid crystal layer 130) inside the first substrate 110 and the second transparency conducting layer 170 being arranged on (side away from this liquid crystal layer 130) outside the first substrate 110.This first transparency conducting layer 160 is patterned and forms first direction touch control electrode, for generation of the touching signals of first direction.This second transparency conducting layer 170 is patterned and forms second direction touch control electrode, for generation of the touching signals of the second direction vertical with first direction.Therefore, what touching display screen 100 adopted is the double-deck touch-control sensing structure with two conductive layers.
In one embodiment, first form the first transparency conducting layer 170 at the first substrate 110 lower surface (surface towards liquid crystal layer 130), then filter layer 150 is attached to the lower surface of the first transparency conducting layer 170.Be appreciated that and also first can form filter layer 150 at the first substrate 110 lower surface, then form the first transparency conducting layer 170 at the lower surface of filter layer 150.First substrate 110 forms usually alleged color membrane substrates with filter layer 150.Owing to being provided with the transparency conducting layer providing touch controllable function, the color membrane substrates of touching display screen 100 of the present invention is made to have touch controllable function concurrently.
As shown in Figure 1, in one embodiment, the second transparency conducting layer 170 is arranged in the upper surface of the first substrate 110.But as shown in Figure 2, the second transparency conducting layer 170 also can be arranged in the lower surface of the first polaroid 140, and the first polaroid 140 is bonded to the first substrate 110.Can also be that as shown in Figure 3, the second transparency conducting layer 170 is arranged in the upper surface of the first polaroid 140, and the first polaroid 140 is bonded to the first substrate 110.Namely, second transparency conducting layer 170 is except can being arranged in the upper surface of the first substrate 110, can also be arranged in any one in the two opposite side surfaces of the first polaroid 140, this does not affect the first transparency conducting layer 160 yet and the second transparency conducting layer 170 forms touch-control sensing structure.
When touching display screen 100 uses, the top of the first polaroid 140 also will be provided with protection panel.When finger touch protection panel; first, second direction touch control electrode will form touching signals due to capacitance variations; the touching signals formed by first direction touch control electrode determines the coordinate figure of touch point in the first coordinate axis, is determined the coordinate figure in the second coordinate axis of this touch point by the touching signals of the second axial touch control electrode.Like this, the position of touch point is just determined.
Described touching display screen 100 utilizes the first transparency conducting layer 160 and the second transparency conducting layer 170 that are separately positioned on the first substrate 110 both sides and forms touch-control sensing structure, therefore, display screen possesses touch controllable function, without the need to assembling one deck touch-screen on a display screen again, wherein display screen realizes touch controllable function is directly utilize the element of existing display screen to do touch-control substrate, and also not needing increases new touch base plate.This design, is not only conducive to the thickness reducing electronic product, also greatly saves material and assembly cost simultaneously.
The thickness of the first transparency conducting layer 160 is 0.1 μm ~ 50 μm.First transparency conducting layer 160 is the composite conductive layers comprising matrix 162 and be filled in the conductive nano silk thread 164 in matrix 162.This matrix 162 is the transparent feel photopolymer resin of solidification.This conductive nano silk thread 164 is gold, silver, copper, aluminium or carbon nanometer silk thread, and diameter is 10nm ~ 1000nm, and length is 0.1 μm ~ 50 μm.The interlaced overlap joint of conductive nano silk thread 164, makes the first transparency conducting layer 160 have electric conductivity.
Part conductive nano silk thread 164 exposes the surface of matrix 162 away from described first substrate 110 side, to make the first transparency conducting layer 160 surface conduction, thus is convenient to be connected with perimeter circuit and spread out of touching signals.The square resistance of the first transparency conducting layer 160 is 0.1 Ω/ ~ 500 Ω/, is preferably 20 Ω/ ~ 200 Ω/.Meanwhile, the diameter due to conductive nano silk thread 164 is less than the visual width of human eye, thus ensure that the visual clarity of the first transparency conducting layer 160.Therefore the material of conductive nano silk thread is not limited to only use transparent material, can expand all suitable conductive materials to, as metal material, greatly can reduce resistance to improve the sensitivity of touch-screen.Conductive nano silk thread 164 adopts development in the present embodiment.
Fig. 4 discloses the first structure of the first transparency conducting layer 160.Wherein, the conductive nano silk thread 164 in transparency conducting layer 160 is evenly distributed in matrix, and namely conductive nano silk thread 164 all has distribution on photosensitive resin matrix 162 thickness direction, makes the overall homogeneous conductive of transparency conducting layer 160.
Fig. 5 discloses the second structure of the first transparency conducting layer 160.Wherein, conductive nano silk thread 164 is only distributed in the region of matrix 162 away from this first substrate 110 side certain limit, and in the region of this first substrate side certain limit, do not have electrical-conductive nanometer silk thread 164 to distribute in matrix 162, the first transparency conducting layer 160 is formed in the thickness direction thereof near the nonconductive regions of this first substrate 110 side and the conduction region away from this first substrate 110 side.Wherein the thickness d 1 of conduction region is 10-1000nm, and the thickness d 2 of nonconductive regions is 0.5 μm ~ 50 μm, and d2>d1.Nonconductive regions can improve the adhesive strength of the first transparency conducting layer 160, thus can reduce the thickness of conduction region as much as possible.Owing to only needing to carry out patterning to conduction region during the first transparency conducting layer 160 patterning, after the thickness of conduction region reduces to contribute to reducing patterning, drafting department and background portion obtain difference in height, avoid the outward appearance that easily caused by identification due to pattern not good.
First transparency conducting layer 160 is the composite bed of transparent feel photopolymer resin and conductive nano silk thread.The transparent feel photopolymer resin being impregnated with conductive nano silk thread can obtain previously described multiple first direction touch control electrode by exposure-development-solidification.This mode, comparatively conventional touch screen adopts ITO processing procedure (covering photoresist-exposure-development-etching-stripping), significantly simplify production procedure, reduces cost.
Second transparency conducting layer 170 also adopts composite conductive layers, and the structure of composite conductive layers can be identical with the structure of the first transparency conducting layer 160.In addition, the second transparency conducting layer 170 can certainly be ITO (or metal, conducting polymer, Graphene, carbon mitron, electrically conducting transparent ink) conductive layer.
In one embodiment, the preparation with the color membrane substrates of touch controllable function shown in Fig. 1 comprises:
S1: the transparent feel photopolymer resin of the flow-like or semi-solid preparation that are permeated with conductive nano silk thread 164 is attached to the first substrate 110.
This transparent feel photopolymer resin comprises film-forming resin, emulsion, solvent, stabilizing agent, levelling agent and defoamer.The weight content of each component is: 30 ~ 50 parts of film-forming resins, 1 ~ 10 part of emulsion, 10 ~ 40 parts of solvents, 0.1 ~ 5 part of stabilizing agent, 0.1 ~ 5 part of levelling agent, 0.1 ~ 5 part of defoamer, the number sum of each component is 100.
Wherein, film-forming resin is at least one in polymethylmethacrylate, linear phenolic resin, epoxy resin, crotonic acid, acrylate, vinyl ether and M Cr.
Emulsion is at least one in diazobenzene quinone, diazo naphthoquinone ester, polyvinyl cinnamate, poly-Chinese cassia tree fork malonic acid glycol ester polyester, aromatic diazo salt, aromatic sulfonium salts, aromatic iodonium salt and ferrocene salt.
Solvent is tetrahydrofuran, methyl ethyl ketone, cyclohexanone, propylene glycol, N, at least one in dinethylformamide, ethyl cellosolve acetate, ethyl acetate and butyl acetate, toluene, dimethylbenzene, tripropylene glycol diacrylate, trimethylolpropane triacrylate, ethoxylated trimethylolpropane triacrylate, dipentaerythrite six acrylate, 1,6-hexanediol methoxyl mono acrylic ester, ethoxylation neopentyl glycol methoxyl mono acrylic ester.
Stabilizing agent is p-dihydroxy-benzene, p methoxy phenol, 1,4-benzoquinone, 2, at least one in 6 one di-t-butyl cresols, phenothiazine and anthraquinone.
Levelling agent is at least one in polyacrylate, acetate butyrate fiber, nitrocellulose and polyvinyl butyral.
Defoamer is at least one in phosphate, fatty acid ester and organosilicon.
S2: above-mentioned transparent feel photopolymer resin carried out exposure-development-solidification and obtain the first transparency conducting layer 160.
Described transparent feel photopolymer resin has photonasty under fluid or semi-cured state, and no longer has perception after hardening.
S3: filter layer 150 is set on the first transparency conducting layer 160.
To sum up, touching display screen 100 of the present invention, arrange two transparency conducting layers forming double-deck touch-control sensing structure respectively in the first substrate 110 both sides, realizing touch controllable function so does not need to assemble touch-screen in addition, reduce the thickness of touching display screen, be beneficial to realize lightening.It is inner that first transparency conducting layer 160 is still embedded in liquid crystal box (part between the first substrate 110 and the second substrate 120), adapts to lightening development trend very well.In addition, conductive layer adopts lamination layer structure, can obtain touch control electrode by means of only exposure-development-solidification, simplifies production procedure, reduces costs.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It 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 (10)
1. a touching display screen, comprise the first substrate, second substrate and the liquid crystal layer be arranged between the first substrate and the second substrate, surface away from the second substrate is provided with the first polaroid to described first substrate, the surface that described second substrate is relative with the first substrate is provided with TFT electrode and public electrode, described public electrode and TFT electrode are disposed on the same plane, it is characterized in that, the both sides of described first substrate are respectively arranged with the first transparency conducting layer and the second transparency conducting layer, described first transparency conducting layer and the second transparency conducting layer form touch-control sensing structure, described first transparency conducting layer and/or the second transparency conducting layer comprise matrix and are filled in the conductive nano silk thread in this matrix, this matrix is the transparent feel photopolymer resin of solidification.
2. touching display screen according to claim 1, it is characterized in that, described first transparency conducting layer is formed with first direction touch control electrode, and described second transparency conducting layer is formed with second direction touch control electrode, described first direction touch control electrode and second direction touch control electrode cross-over configuration.
3. touching display screen according to claim 1, it is characterized in that, described first transparency conducting layer is arranged on the described first substrate surface relative with described second substrate, described second transparency conducting layer is arranged on the surface of the first substrate away from described second substrate, or is arranged in any one in two apparent surfaces of described first polaroid.
4. touching display screen according to claim 1, is characterized in that, part described conductive nano silk thread exposes described matrix one side surface makes the described first and/or second layer at transparent layer conduction.
5. touching display screen according to claim 4, it is characterized in that, the thickness of the described first or second transparency conducting layer is 0.1 μm ~ 50 μm, the conductive nano silk thread of the described first or second transparency conducting layer is uniformly distributed in matrix, makes the overall homogeneous conductive of the first or second transparency conducting layer.
6. touching display screen according to claim 4, it is characterized in that, described electrical-conductive nanometer silk thread is uniformly distributed in the region of described matrix wherein side certain limit, and do not have electrical-conductive nanometer silk thread to distribute in the region of the relative opposite side certain limit of described matrix, described transparency conducting layer is made to form nonconductive regions and conduction region in a thickness direction, when this first and second transparency conducting layer is arranged on described first substrate surface, the nonconductive regions of first and second transparency conducting layer described adjoins described first substrate, when described second transparency conducting layer is arranged on described first polaroid surface, the nonconductive regions of described second transparency conducting layer adjoins described first polaroid.
7. touching display screen according to claim 6, is characterized in that, the thickness of conduction region is 10 ~ 1000nm, and the thickness of nonconductive regions is 0.5 μm ~ 50 μm, and the thickness of nonconductive regions is greater than the thickness of conduction region.
8. according to the touching display screen in claim 1-7 described in any one, it is characterized in that, described conductive nano silk thread is gold, silver, copper, aluminium or carbon nanometer silk thread, and its diameter is 10nm ~ 1000nm, and length is 0.1 μm ~ 50 μm.
9. according to the touching display screen in claim 1-7 described in any one, it is characterized in that, the square resistance of the described first or second transparency conducting layer is 0.1 Ω/ ~ 500 Ω/.
10. touching display screen according to claim 9, is characterized in that, the square resistance of the described first or second transparency conducting layer is 20 Ω/ ~ 200 Ω/.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410474976.2A CN104267860A (en) | 2014-09-17 | 2014-09-17 | Touch display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410474976.2A CN104267860A (en) | 2014-09-17 | 2014-09-17 | Touch display screen |
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| CN104267860A true CN104267860A (en) | 2015-01-07 |
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| CN201410474976.2A Pending CN104267860A (en) | 2014-09-17 | 2014-09-17 | Touch display screen |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101292362A (en) * | 2005-08-12 | 2008-10-22 | 凯博瑞奥斯技术公司 | Nanowires-based transparent conductors |
| CN101893957A (en) * | 2009-05-21 | 2010-11-24 | 索尼公司 | Display device and electronic unit |
| CN102135676A (en) * | 2011-03-17 | 2011-07-27 | 信利半导体有限公司 | Capacitive touch screen display |
| US20120075237A1 (en) * | 2010-09-24 | 2012-03-29 | Sony Corporation | Touch detection function display device and electronic apparatus |
| CN104021845A (en) * | 2014-05-30 | 2014-09-03 | 南昌欧菲光科技有限公司 | Transparent conductor |
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2014
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101292362A (en) * | 2005-08-12 | 2008-10-22 | 凯博瑞奥斯技术公司 | Nanowires-based transparent conductors |
| CN101893957A (en) * | 2009-05-21 | 2010-11-24 | 索尼公司 | Display device and electronic unit |
| US20120075237A1 (en) * | 2010-09-24 | 2012-03-29 | Sony Corporation | Touch detection function display device and electronic apparatus |
| CN102135676A (en) * | 2011-03-17 | 2011-07-27 | 信利半导体有限公司 | Capacitive touch screen display |
| CN104021845A (en) * | 2014-05-30 | 2014-09-03 | 南昌欧菲光科技有限公司 | Transparent conductor |
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Application publication date: 20150107 |