WO2016174986A1 - Film conducteur, panneau tactile, et dispositif d'affichage - Google Patents

Film conducteur, panneau tactile, et dispositif d'affichage Download PDF

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Publication number
WO2016174986A1
WO2016174986A1 PCT/JP2016/060491 JP2016060491W WO2016174986A1 WO 2016174986 A1 WO2016174986 A1 WO 2016174986A1 JP 2016060491 W JP2016060491 W JP 2016060491W WO 2016174986 A1 WO2016174986 A1 WO 2016174986A1
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WO
WIPO (PCT)
Prior art keywords
line
electrode
electrode line
virtual
bent
Prior art date
Application number
PCT/JP2016/060491
Other languages
English (en)
Japanese (ja)
Inventor
友洋 中込
陽太 長谷
ルイス マヌエル ムリジョーモラ
Original Assignee
凸版印刷株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2015093430A external-priority patent/JP6636717B2/ja
Priority claimed from JP2016010022A external-priority patent/JP6647879B2/ja
Application filed by 凸版印刷株式会社 filed Critical 凸版印刷株式会社
Publication of WO2016174986A1 publication Critical patent/WO2016174986A1/fr

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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
    • G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
    • 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
    • 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
    • G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes

Definitions

  • the present invention relates to a conductive film including a plurality of electrode wires, a touch panel including the conductive film, and a display device including the touch panel.
  • the conductive film included in the touch panel includes a plurality of first electrodes extending along the first direction, a plurality of second electrodes extending along the second direction orthogonal to the first direction, And a transparent dielectric layer sandwiched between the first electrode and the second electrode. Then, a change in electrostatic capacitance between one first electrode and each of the plurality of second electrodes is detected for each first electrode, and a contact position such as a finger on the operation surface is detected.
  • each of the plurality of first electrodes includes a plurality of first electrode lines extending along the first direction, and each of the plurality of second electrodes extends along the second direction. It comprises a plurality of second electrode lines.
  • the electrode wire a thin wire made of a metal such as silver or copper is used. By using a metal as the material of the electrode wire, it is possible to obtain quick response and high resolution when detecting the contact position, and it is possible to increase the size of the touch panel and reduce manufacturing costs.
  • the electrode lines are formed by a metal that absorbs or reflects visible light
  • the plurality of first electrode lines and the plurality of second electrode lines are orthogonal to each other when viewed from the operation surface of the touch panel.
  • the pattern is visible.
  • a black matrix that partitions a plurality of pixels along the first direction and the second direction is visually recognized as a lattice pattern.
  • the interval between the first electrode lines adjacent to each other is generally different from the interval between the pixels adjacent to each other in the second direction, and the interval between the second electrode lines adjacent to each other is also set. This is different from the interval in the first direction between adjacent pixels.
  • the lattice-like periodic structure formed by the first electrode line and the second electrode line overlaps with the lattice-like periodic structure that partitions the pixels, thereby providing two periodic structures. Deviation of the case may induce moire. When the moiré is visually recognized, the quality of the image visually recognized by the display device is deteriorated.
  • the conductive film that solves the above problems includes a transparent dielectric layer having a first surface and a second surface opposite to the first surface, and the first surface of the transparent dielectric layer.
  • a plurality of electrode lines extending along the first direction and arranged along the first intersecting direction intersecting the first direction, and the second surface of the transparent dielectric layer, and the first direction A plurality of electrode lines extending along a second intersecting direction and arranged along a second intersecting direction intersecting the second direction, and at least one of the plurality of electrode lines located on the first surface
  • the first electrode line has a plurality of first bent portions and a plurality of second bent portions, and the first bent portion and the second bent portion are the first bent portions.
  • a bent line shape alternately arranged one by one along one electrode line, and the first bent portions adjacent to each other are temporarily
  • the connected line segments are virtual line segments, the plurality of virtual line segments connected along the first direction constitute a virtual line, and an inclination with respect to the first direction of the virtual line segment is the virtual line.
  • the first electrode line is configured to change irregularly with respect to the order in which the virtual line segments are arranged.
  • the electrode line pattern includes the first electrode line having a bent line shape that bends irregularly. Therefore, compared with the conventional electrode line pattern consisting of regular bent lines, the spatial periodicity of the electrode line pattern is low, and when the pixel pattern and the electrode line pattern are overlaid, these patterns Is difficult to recognize as a shift between two periodic structures. Therefore, when a touch panel using a conductive film having such an electrode line pattern is overlapped with a plurality of display panels having different sizes and resolutions, it is possible to suppress the moiré from being visually recognized on each display panel. This is possible, and it is possible to suppress the moiré from being visually recognized with respect to various display panels as compared with the conventional case.
  • a touch panel that solves the above-described problems is a static touch between the conductive film, a cover layer that covers the conductive film, an electrode wire disposed on the first surface, and an electrode wire disposed on the second surface. And a peripheral circuit for measuring the capacitance.
  • a display device that solves the above problems includes a display panel that includes a plurality of pixels arranged in a grid and displays information, a touch panel that transmits the information displayed on the display panel, and controls driving of the touch panel.
  • the control panel is the touch panel.
  • the electrode line pattern when the electrode line pattern is superimposed on a plurality of display panels having different sizes and resolutions, it is possible to suppress the moire from being visually recognized.
  • Sectional drawing which shows the cross-section of a display apparatus about 1st Embodiment of a display apparatus.
  • the top view which shows the planar structure of the electroconductive film in 1st Embodiment.
  • the top view which shows the pixel arrangement
  • FIG. 1st Embodiment It is a top view which shows the one part planar structure of the electroconductive film in 1st Embodiment, Comprising: The figure which shows the structure of the electrode line pattern comprised from a sensing electrode line and a drive electrode line. The figure which shows the structure of the sensing reference electrode line in 1st Embodiment. The figure which shows an example of the FFT analysis result of the pattern comprised from the some sensing reference electrode line in 1st Embodiment. The figure which shows the relationship between an occupation ratio and the intensity
  • FIGS. 1-10 A first embodiment of a conductive film, a touch panel, and a display device will be described with reference to FIGS.
  • each figure is the figure which showed these structures typically in order to demonstrate the electroconductive film of this embodiment, a touch panel, and a display apparatus, and the magnitude
  • the display device 100 includes, for example, a laminated body in which a display panel 10 that is a liquid crystal panel and a touch panel 20 are bonded together by a single transparent adhesive layer (not shown), and further drives the touch panel 20. And a control unit that controls driving of the touch panel 20.
  • the transparent adhesive layer may be omitted as long as the relative position between the display panel 10 and the touch panel 20 is fixed by another configuration such as a housing.
  • a substantially rectangular display surface is partitioned on the surface of the display panel 10, and information such as an image based on image data is displayed on the display surface.
  • the components constituting the display panel 10 are arranged in the following order from the components far from the touch panel 20. That is, in order from the touch panel 20, the lower polarizing plate 11, the thin film transistor (hereinafter referred to as TFT) substrate 12, the TFT layer 13, the liquid crystal layer 14, the color filter layer 15, the color filter substrate 16, and the upper polarizing plate 17. Is located.
  • TFT thin film transistor
  • the black matrix included in the color filter layer 15 has a lattice shape composed of a plurality of unit lattices having a rectangular shape.
  • the black matrix defines a plurality of regions having a rectangular shape as regions facing each of the sub-pixels by such a lattice shape, and white light is red, green, and blue in each region defined by the black matrix.
  • a colored layer for changing to any one of the colors is located.
  • the display panel 10 is an EL (Electro Luminescence) panel that outputs colored light, a red pixel that outputs red light, a green pixel that outputs green light, and a blue pixel that outputs blue light. If it is the structure which has this, the color filter layer 15 mentioned above may be omitted. At this time, the boundary portion between adjacent pixels in the EL panel functions as a black matrix. Further, the display panel 10 may be a plasma panel that emits light by discharge. In this case, a boundary portion that partitions the red phosphor layer, the green phosphor layer, and the blue phosphor layer is a black matrix. Function.
  • EL Electro Luminescence
  • the touch panel 20 is a capacitive touch panel, and is a laminated body in which a conductive film 21 and a cover layer 22 are bonded together by a transparent adhesive layer 23, and transmits light that transmits information displayed on the display panel 10. have.
  • the transparent substrate 31, the plurality of drive electrodes 31 DP, the transparent adhesive layer 32, the transparent dielectric substrate 33, and the plurality of sensing electrodes are sequentially arranged from the components that make up the touch panel 20, closer to the display panel 10.
  • 33SP, the transparent adhesive layer 23, and the cover layer 22 are located.
  • the transparent substrate 31, the drive electrode 31DP, the transparent adhesive layer 32, the transparent dielectric substrate 33, and the sensing electrode 33SP constitute the conductive film 21.
  • the transparent substrate 31 has a light transmission property and an insulating property that transmit information such as an image displayed on the display surface of the display panel 10 and is overlapped on the entire display surface.
  • the transparent substrate 31 is composed of a base material such as a transparent glass substrate, a transparent resin film, or a silicon substrate, for example.
  • the resin used for the transparent substrate 31 include PET (Polyethylene Terephthalate), PMMA (Polymethyl Methacrylate), PP (Polypropylene), PS (Polystyrene), and the like.
  • the transparent substrate 31 may be a single-layer structure composed of one base material, or a multilayer structure in which two or more base materials are stacked.
  • the plurality of drive electrodes 31DP are bonded to the transparent dielectric substrate 33 by the transparent adhesive layer 32, the plurality of drive electrodes 31DP are arranged on the back surface of the transparent dielectric substrate 33, which is the surface facing the transparent substrate 31.
  • the surface of the transparent dielectric substrate 33 opposite to the transparent adhesive layer 32 is set as a sensing electrode surface 33S, and a plurality of sensing electrodes 33SP are arranged on the sensing electrode surface 33S. That is, the transparent dielectric substrate 33 is sandwiched between the plurality of drive electrodes 31DP and the plurality of sensing electrodes 33SP.
  • the plurality of sensing electrodes 33SP and the portion where the sensing electrode 33SP is not located on the sensing electrode surface 33S are bonded to the cover layer 22 by one transparent adhesive layer 23.
  • the cover layer 22 is formed from a glass substrate such as tempered glass or a resin film, and the surface of the cover layer 22 opposite to the transparent adhesive layer 23 is the surface of the touch panel 20 and functions as the operation surface 20S.
  • a method in which the conductive film 21 and the cover layer 22 are bonded together by the transparent adhesive layer 23 may be employed.
  • a manufacturing method may be adopted. That is, a thin film layer made of a conductive metal such as copper is formed directly or through an underlayer on the cover layer 22 such as a resin film, and the sensing electrode 33SP has a pattern shape on the thin film layer. A resist layer is formed. Next, the thin film layer is processed into a plurality of sensing electrodes 33SP by a wet etching method using ferric chloride or the like, and a first film is obtained.
  • each of the plurality of sensing electrodes 33SP has a band shape extending along the first electrode direction D1, which is one direction, and They are arranged along a second electrode direction D2 orthogonal to the first electrode direction D1.
  • Each sensing electrode 33SP is insulated from another adjacent sensing electrode 33SP.
  • Each sensing electrode 33SP includes a plurality of sensing electrode lines 33SR, and a sensing electrode line group 33SG that is a set of all the plurality of sensing electrode lines 33SR is arranged on the sensing electrode surface 33S.
  • a metal film such as copper, silver, or aluminum is used as a material for forming the sensing electrode line 33SR.
  • the sensing electrode line 33SR is formed by, for example, patterning a metal film formed on the sensing electrode surface 33S by etching. It is formed.
  • Each of the plurality of sensing electrodes 33SP is individually connected to a detection circuit which is an example of a peripheral circuit of the touch panel 20 via the sensing pad 33P, and a current value is measured by the detection circuit.
  • Each of the plurality of pixels 15P includes a red coloring layer 15R for displaying red, a green coloring layer 15G for displaying green, and a blue coloring layer 15B for displaying blue.
  • the red colored layer 15R, the green colored layer 15G, and the blue colored layer 15B are repeatedly arranged in this order along the first electrode direction D1.
  • the plurality of red colored layers 15R are continuously arranged along the second electrode direction D2, and the plurality of green colored layers 15G are arranged continuously along the second electrode direction D2, and the plurality of blue colored layers 15B. Are continuously arranged along the second electrode direction D2.
  • the width along the first electrode direction D1 in the pixel 15P is the first pixel width P1
  • the width along the second electrode direction D2 in the pixel 15P is the second pixel width P2.
  • Each of the first pixel width P1 and the second pixel width P2 is set to a value according to the size of the display panel 10, the resolution required for the display panel 10, and the like.
  • the control unit 36 generates and outputs a start timing signal for causing the detection circuit 35 to start detecting the current flowing through each sensing electrode 33SP.
  • the control unit 36 generates and outputs a scanning timing signal for causing the detection circuit 35 to sequentially scan the detection target from the first sensing electrode 33SP1 toward the nth sensing electrode 33SPn.
  • the control unit 36 Based on the voltage signal output from the signal processing unit 35b, the control unit 36 detects a position touched by a user's finger or the like on the touch panel 20, and information on the detected position is displayed on the display surface of the display panel. It is used for various processes such as generating information.
  • the touch panel 20 is not limited to the above-described mutual capacitive touch panel 20, and may be a self capacitive touch panel.
  • the plurality of sensing electrode lines 33SR are arranged at intervals along the second electrode direction D2. It is preferable that the sensing electrode lines 33SR adjacent to each other do not cross or contact within one sensing electrode 33SP. However, a part of two adjacent sensing electrode lines 33SR in one sensing electrode 33SP may be connected for the purpose of suppressing a decrease in detection accuracy due to disconnection of the sensing electrode line 33SR.
  • Each of the plurality of sensing electrode lines 33SR constituting one sensing electrode 33SP is connected to the sensing pad 33P at one end in the first electrode direction D1.
  • All of the plurality of short line portions 33E constituting one sensing electrode line 33SR intersect or contact one base axis A1.
  • a base line A1 that is one imaginary straight line that intersects or contacts all of the plurality of short line portions 33E constituting each sensing electrode line 33SR can be arranged.
  • the plurality of sensing electrode lines 33SR are configured such that the base axis A1 arranged with respect to each sensing electrode line 33SR is arranged at a predetermined interval in the second electrode direction D2.
  • the sensing electrode wires 33SR adjacent to each other can be prevented from crossing or contacting each other.
  • the sensing electrode lines 33SR adjacent to each other cross or come into contact with each other, the short line portions 33E of the sensing electrode lines 33SR intersect with each other to form a corner portion at the intersecting portion or the contact portion.
  • the sensing electrode line 33SR is formed by etching, the electrode line becomes thick at the corner, and the corner is easily visually recognized. Therefore, it is preferable that the number of corners is small, and for that purpose, it is preferable that the number of the intersecting portions and the contact portions is small.
  • all of the straight lines extending along the first electrode direction D1 that can be virtually arranged in the region where the sensing electrode line group 33SG is arranged may intersect or contact any of the plurality of sensing electrode lines 33SR. preferable. According to such a configuration, it is possible to suppress an excessively large gap between the sensing electrode wires 33SR adjacent to each other. As a result, the gap is suppressed from being visually recognized with periodicity. Further, the homogeneity of the appearance on the operation surface of the touch panel 20 is improved.
  • each of the plurality of drive electrode lines 31DR has a bent line shape including a plurality of bent portions 31Q, and the plurality of drive electrode lines 31DR are spaced along the first electrode direction D1. Are lined up. However, a part of two adjacent drive electrode lines 31DR in one drive electrode 31DP may be connected for the purpose of suppressing a decrease in detection accuracy due to disconnection of the drive electrode line 31DR.
  • the plurality of bent portions 31Q are composed of a first bent portion and a second bent portion, and the first bent portion and the second bent portion are alternately arranged one by one along the drive electrode line 31DR.
  • Each of the plurality of drive electrode lines 31DR constituting one drive electrode 31DP is connected to the drive pad 31P at one end in the second electrode direction D2.
  • Each of the plurality of short line portions 31E has an inclination ⁇ 3 with respect to the base axis B1 that is a virtual straight line extending along the second electrode direction D2, and the plurality of short line portions 31E have different inclinations ⁇ 3.
  • a short line portion 31E is included. That is, the inclination ⁇ 3 is not constant in the plurality of short line portions 31E.
  • the inclination ⁇ 3 is an angle other than 0 degrees.
  • the short line portion 31E having a positive inclination ⁇ 3 and the short line portion 31E having a negative inclination ⁇ 3 are in the second electrode direction D2. It is repeated alternately along.
  • the absolute value of the inclination ⁇ 3 varies irregularly with respect to the order of arrangement of the short line portions 31E among the plurality of short line portions 31E arranged along the second electrode direction D2.
  • All of the plurality of short line portions 31E constituting one drive electrode line 31DR intersect or contact one base axis B1.
  • a base line B1 that is one imaginary straight line that intersects or contacts all of the plurality of short line portions 31E constituting each drive electrode line 31DR can be arranged.
  • the plurality of drive electrode lines 31DR are configured such that the base axes B1 arranged with respect to each drive electrode line 31DR are arranged at a predetermined interval in the first electrode direction D1.
  • the variation in the number of bent portions among the plurality of drive electrode lines 31DR is 5%.
  • an arithmetic average value of the number of bent portions for each drive electrode line 31DR is defined as an average value Aave.
  • the maximum value of the number of bent portions for each drive electrode line 31DR is defined as a maximum value Admax.
  • the inclination ⁇ 2 of the virtual line segment A3 changes irregularly with respect to the arrangement order of the virtual line segment A3 in the virtual line A2.
  • the length L1 of the short line portion 33E and the inclination ⁇ 1 of the short line portion 33E vary irregularly with respect to the order of arrangement of the short line portions 33E.
  • the drive electrode line 31DR has the same irregularity.
  • the periodicity of the electrode line pattern composed of the plurality of sensing electrode lines 33SR and the plurality of drive electrode lines 31DR that is, the structure in each of the first electrode direction D1 and the second electrode direction D2
  • the periodicity of presence / absence is extremely low to the extent that it cannot be recognized visually. Therefore, when such an electrode line pattern is used, it is difficult to recognize a shift between the pixel pattern and the electrode line pattern as a shift between the two periodic structures. Therefore, even when the touch panel 20 having such an electrode line pattern is overlapped with a plurality of display panels 10 having different sizes and resolutions, it is possible to suppress the moiré from being visually recognized on each display panel 10.
  • Each of the two types of reference short line portions 40E has a length Lk along the direction in which the reference short line portions 40E extend.
  • the lengths Lk of the plurality of reference short line portions 40E are all equal.
  • one reference short line portion 40Ea has an inclination of an angle + ⁇ k with respect to the base axis A1 that is a straight line extending along the first electrode direction D1, and the other reference short line portion 40Eb.
  • An angle formed by two reference short line portions 40E adjacent to each other is a reference angle ⁇ s, and the reference angles ⁇ s in the sensing reference electrode line 40KR are all equal.
  • the reference angle ⁇ s is divided into two equal parts by a straight line that passes through the reference bent portion 40Q and extends in the direction along the second electrode direction D2.
  • the displacement value is preferably 0.1 or more in order to enhance the moire suppressing effect. That is, it is preferable that the length ds1 of the reference direction diagonal Ns1 is 0.05 times or more of the reference period Ws, and the length ds2 of the cross direction diagonal Ns2 is 0.1 times or more of the reference interval Ps. Similarly, it is preferable that the length dd1 of the reference direction diagonal Nd1 is 0.05 times or more of the reference period Wd, and the length dd2 of the cross direction diagonal Nd2 is 0.1 times or more of the reference interval Pd.
  • the sensing electrode line group 33SG and the drive electrode line group 31DG of the above embodiment that is, the sensing electrode line group 33SG composed of a plurality of sensing electrode lines 33SR having an irregularly bent bending line shape, and an irregularly bent line
  • Each of the drive electrode line group 31DG composed of a plurality of drive electrode lines 31DR having a bent line shape is arranged at least in a region where moire and grain are desired to be suppressed on the surface where each electrode line group is arranged. Just do it.
  • the transparent substrate 31 and the transparent adhesive layer 32 may be omitted.
  • the back surface facing the display panel 10 is set as the drive electrode surface 31S in the surface of the transparent dielectric substrate 33, and the drive electrode 31DP is located on the drive electrode surface 31S.
  • the surface which is a surface on the opposite side to the back surface in the transparent dielectric substrate 33 is the sensing electrode surface 33S, and sensing electrode 33SP is located in the sensing electrode surface 33S.
  • the drive electrode 31DP is formed, for example, by patterning one thin film formed on one surface of the transparent dielectric substrate 33 by etching
  • the sensing electrode 33SP is, for example, a transparent dielectric
  • One thin film formed on the other surface of the body substrate 33 is formed by patterning by etching.
  • the display panel 10 and the touch panel 20 do not have to be formed separately, and the touch panel 20 may be formed integrally with the display panel 10.
  • the touch panel 20 may be formed integrally with the display panel 10.
  • the conductive film 21 in the conductive film 21, the plurality of drive electrodes 31 DP are positioned on the TFT layer 13, while the plurality of sensing electrodes 33 SP are positioned between the color filter substrate 16 and the upper polarizing plate 17. It can be set as this structure.
  • an on-cell configuration in which the conductive film 21 is located between the color filter substrate 16 and the upper polarizing plate 17 may be used.
  • the layer sandwiched between the drive electrode 31DP and the sensing electrode 33SP constitutes a transparent dielectric layer.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (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

L'invention concerne un film conducteur dans lequel au moins une ligne d'une pluralité de lignes d'électrodes est une première ligne d'électrode, lesdites lignes d'électrodes s'étendant dans la première direction sur une première surface d'une couche diélectrique transparente, et étant alignées dans la première direction d'intersection coupant la première direction. La première ligne d'électrode présente une pluralité de premières sections courbées et une pluralité de secondes sections courbées, et présente une forme de ligne courbée dans laquelle les premières sections courbées et les secondes sections courbées sont disposées de manière alternée une par une le long de la première ligne d'électrode. Des segments de ligne connectant virtuellement les premières sections courbées adjacentes les unes par rapport aux autres sont des segments de ligne virtuels, les segments de ligne virtuels connectés dans la première direction forment une ligne virtuelle, et la première ligne d'électrode est configurée de telle sorte que les inclinaisons des segments de ligne virtuels par rapport à la première direction changent de manière irrégulière par rapport à l'ordre dans lequel les segments de ligne virtuels sont disposés dans la ligne virtuelle.
PCT/JP2016/060491 2015-04-30 2016-03-30 Film conducteur, panneau tactile, et dispositif d'affichage WO2016174986A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2015093430A JP6636717B2 (ja) 2015-04-30 2015-04-30 導電性フィルム、タッチパネル、および、表示装置
JP2015-093430 2015-04-30
JP2016010022A JP6647879B2 (ja) 2016-01-21 2016-01-21 導電性フィルム、タッチパネル、および、表示装置
JP2016-010022 2016-01-21

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WO2016174986A1 true WO2016174986A1 (fr) 2016-11-03

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017204256A1 (fr) * 2016-05-24 2017-11-30 凸版印刷株式会社 Film conducteur, panneau tactile et dispositif d'affichage
JP2018073355A (ja) * 2016-11-04 2018-05-10 凸版印刷株式会社 導電性フィルム、タッチパネル、および、表示装置
JP2018195020A (ja) * 2017-05-16 2018-12-06 株式会社Ｖｔｓタッチセンサー 導電性フィルム、タッチパネル、および、表示装置
CN108984054A (zh) * 2017-06-05 2018-12-11 Vts-触动感应器有限公司 导电性膜、接触面板以及显示装置
EP3474124A1 (fr) * 2017-10-20 2019-04-24 VTS-Touchsensor Co., Ltd. Film conducteur, panneau tactile et dispositif d'affichage

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JP2012533877A (ja) * 2009-07-16 2012-12-27 エルジー・ケム・リミテッド 伝導体およびその製造方法
US20140204284A1 (en) * 2013-01-18 2014-07-24 Shanghai Tianma Micro-electronics Co., Ltd. Metal electrode, touch electrode layer, color filter substrate and display panel
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