WO2015002394A1 - Panneau tactile et son procédé de fabrication - Google Patents

Panneau tactile et son procédé de fabrication Download PDF

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Publication number
WO2015002394A1
WO2015002394A1 PCT/KR2014/005407 KR2014005407W WO2015002394A1 WO 2015002394 A1 WO2015002394 A1 WO 2015002394A1 KR 2014005407 W KR2014005407 W KR 2014005407W WO 2015002394 A1 WO2015002394 A1 WO 2015002394A1
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WO
WIPO (PCT)
Prior art keywords
electrode pattern
touch
optical film
transparent conductive
electrostatic
Prior art date
Application number
PCT/KR2014/005407
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English (en)
Korean (ko)
Inventor
박준영
정주현
이성림
허용
서초란
Original Assignee
주식회사 티메이
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 KR20130090237A external-priority patent/KR101496256B1/ko
Application filed by 주식회사 티메이 filed Critical 주식회사 티메이
Publication of WO2015002394A1 publication Critical patent/WO2015002394A1/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
    • G06F3/0446—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
    • 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
    • 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

Definitions

  • the present invention relates to a touch panel and a method of manufacturing the same, and in particular, a touch panel for improving visibility and improving touch sensitivity by implementing a sensing unit and a driving unit of a touch sensor made of a transparent conductive layer and a metal layer in a metal mesh form.
  • the manufacturing method is related.
  • the touch screen is an input device for sensing a contact position of a user on a display screen and performing general control of an electronic device including control of a display screen using information regarding the detected touch position as input information.
  • an electrode of a touch screen panel is composed of a transparent electrode portion forming an electrode using an ITO film, and a bus electrode (Trace), which serves to send a signal of the electrode to a chip.
  • a bus electrode Trace
  • a plurality of electrostatic electrodes which are touch portions of the window region, are formed of a transparent conductive film, and a lead wire pattern extending from each electrostatic electrode to form a bus electrode is formed of a metal layer.
  • the sensing unit and the driving unit are manufactured, respectively, and then laminated using an adhesive such as an OCA to manufacture a touch screen panel.
  • the conventional manufacturing method of the touch screen panel has a problem in that the manufacturing process of the touch sensor is complicated and the manufacturing cost is increased because the transparent conductive film and the metal layer must be implemented in one layer.
  • the present invention provides a touch screen panel and a manufacturing method for forming a sensing unit with a transparent conductive film and implementing the driving unit with a touch sensor made of a metal layer of a metal mesh to improve visibility and improve touch sensitivity. Its purpose is to.
  • Bus electrodes formed on one surface of both surfaces of the optical film and connected to edge regions of the first electrostatic electrode pattern and the first electrostatic electrode pattern of the plurality of X-axis electrostatic electrodes or Y-axis electrostatic electrodes for sensing a signal input by a touch to represent a bus electrode.
  • a transparent conductive layer forming a first wiring electrode pattern;
  • edges of the second electrostatic electrode pattern and the second electrostatic electrode pattern of the plurality of X-axis electrostatic electrodes or Y-axis electrostatic electrodes are formed in a fine pattern mesh structure on the other side of both sides of the optical film and detect a signal input by touch; And a metal layer connected to form a second wiring electrode pattern representing the bus electrode.
  • a sensing unit (Receive, Rx) connected to the control panel to form a first wiring electrode pattern representing the bus electrode as a transparent conductive layer, and detecting whether a touch is made and a touch position as a change in voltage value;
  • a second wiring electrode pattern which is connected to an edge region of the electrostatic electrode pattern and represents a bus electrode, is formed of a metal layer, and includes a driving unit (Transfer, Tx) to which a driving voltage is applied, and includes a first optical film with an adhesive layer interposed therebetween. Laminate the metal layer.
  • a sensing unit (Receive, Rx) connected to an edge region of the first electrostatic electrode pattern to form a first wiring electrode pattern representing a bus electrode as a metal layer, and detecting whether a touch is made and a touch position as a change in voltage value;
  • a second wiring electrode pattern representing the bus electrode as a transparent conductive layer, including a driving unit (Transfer, Tx) to which a driving voltage is applied, and laminating the first optical film and the transparent conductive layer with an adhesive layer interposed therebetween.
  • a driving unit Transfer, Tx
  • a sensing unit (Receive, Rx) connected to the control panel to form a first wiring electrode pattern representing the bus electrode as a transparent conductive layer, and detecting whether a touch is made and a touch position as a change in voltage value;
  • a second wiring electrode pattern, which is connected to an edge region of the electrostatic electrode pattern and represents a bus electrode, is formed of a metal layer, and includes a driving unit (Transfer, Tx) to which a driving voltage is applied, and includes a first optical film with an adhesive layer interposed therebetween.
  • the second optical film is laminated.
  • a sensing unit (Receive, Rx) connected to an edge region of the first electrostatic electrode pattern to form a first wiring electrode pattern representing a bus electrode as a metal layer, and detecting whether a touch is made and a touch position as a change in voltage value;
  • a plurality of X-axis electrostatic electrodes or Y-axis electrostatic electrodes for selectively detecting a signal input by a touch by selectively removing the transparent conductive layer and connected to edge regions of the first electrostatic electrode patterns to represent bus electrodes.
  • the second electrostatic electrode pattern and the second electrostatic electrode of the plurality of X-axis electrostatic electrodes or Y-axis electrostatic electrodes which are formed in a fine pattern mesh structure on one surface of the second optical film by selectively removing the metal layer and detect a signal input by a touch Preparing a second pad connected to an edge region of the electrode pattern to form a second wiring electrode pattern representing the bus electrode;
  • the present invention implements the sensing unit and the driving unit of the touch panel as a touch sensor made of a transparent conductive layer and a metal layer in the form of a metal mesh to improve visibility and improve touch sensitivity.
  • the sensing unit and the driving unit may be simultaneously implemented by double-sided etching, thereby reducing the manufacturing cost by simplifying the process.
  • FIG. 1 is a view showing a method of manufacturing a touch panel according to a first embodiment of the present invention.
  • FIG. 2 is a view showing an example of a metal mesh structure of a fine pattern according to an embodiment of the present invention.
  • FIG 3 is an exploded perspective view showing the structure of a touch panel according to a first embodiment of the present invention.
  • FIG. 4 to 6 illustrate a method of manufacturing a touch panel according to a second embodiment of the present invention.
  • FIG. 8 illustrates a method of manufacturing a touch panel according to a third embodiment of the present invention.
  • FIG. 9 is a view illustrating a method of manufacturing a touch panel according to a fourth embodiment of the present invention.
  • FIG. 10 is an exploded perspective view showing the structure of a touch panel according to a fourth embodiment of the present invention.
  • FIG. 11 illustrates a method of manufacturing a touch panel according to a fifth embodiment of the present invention.
  • FIG. 12 illustrates a method of manufacturing a touch panel according to a sixth embodiment of the present invention.
  • the present invention exemplifies a structure and a manufacturing method of the touch panel pad, but the touch panel pad is a pad for touch sensing, and when the glass is attached using an adhesive layer, the touch panel is a finished product.
  • touch panel Since the pad for a touch panel means a touch panel using a broad meaning, the term touch panel will be used for convenience of description.
  • Such a touch panel is applied to a mutual capacitance method, and forms an adhesive layer (Optical Clear Adhesive (OCA)) on one surface of a pad for a touch panel for lamination with another layer.
  • OCA Optical Clear Adhesive
  • FIG. 1 is a view showing a method of manufacturing a touch panel according to a first embodiment of the present invention.
  • the transparent conductive layer 120 is formed on one surface of both surfaces of the optical film 110, and the metal layer having a metal mesh structure on the other surface of both surfaces of the optical film 110 ( 130).
  • the optical film 110 represents an undercoated insulator, and the insulator is formed of an organic insulator or an inorganic insulator of a transparent material, and the organic insulator is polyimide or polyethylene terephthalate (PET), polyethylene naphthalate (Polyethylenenaphthalate, PEN), polycarbonate (PC), PES (polyethersulfone), PAR (polyarylate), PMMA, COP, PI (polyimide), and acrylic plastic materials, and the inorganic insulator is made of glass And made of optically treated glass material.
  • PET polyethylene terephthalate
  • PEN polyethylene naphthalate
  • PC polycarbonate
  • PES polyethersulfone
  • PAR polyarylate
  • PMMA polyMMA
  • COP polyarylate
  • PI polyimide
  • acrylic plastic materials and the inorganic insulator is made of glass And made of optically treated glass material.
  • the above-described undercoating is a coating for treating the presence or absence of ITO after the ITO pattern, that is, an optical treatment is applied to the ITO base layer so that the presence or absence of ITO is not detected by the eye during capacitive ITO film production.
  • the undercoat may in some cases raising the SiO 2, TiO 2 Ceo 2 such as a dry method (vapor deposition), there is also a case that a chemical treatment by a wet method.
  • the transparent conductive layer 120 is a sensing unit (Receive, Rx) that detects whether the touch panel is touched and the touch position as a change in voltage value, and is made of a transparent conductive material such as transparent conducting oxide (TCO). It is formed, specifically ITO or IZO (Indium Zinc Oxide) containing or ITO, IZO, SnO 2 , AZO, Carbon Nanotube (CNT), graphene (Graphene), conductive polymer, silver nanowires ( Silver nanowires, AGNW), Hybrid AGNW (CNT + AGNW), Hybrid graphene (AGNW + graphene), etc. are formed of a transparent conductive material.
  • ITO or IZO Indium Zinc Oxide
  • IZO Indium Zinc Oxide
  • SnO 2 Tin Oxide
  • AZO Carbon Nanotube
  • CNT Carbon Nanotube
  • Graphene graphene
  • conductive polymer silver nanowires ( Silver nanowires, AGNW), Hybri
  • the metal layer 130 is a metal mesh material, and is a driver (Transfer, Tx) to which a driving voltage of a touch panel is applied, and includes APC, Cu, Cu alloy, Ag, Ag alloy, Ni + Cr, and Ni + Ni alloy. , Mo / Ag, Mo / Al / Mo, Ni + Cr / Cu / Ni + Cr, Ni alloy / Cu, Ni alloy / Cu / Ni alloy, Mo / APC, Cu / Ni + Cu + Ti, Ni + Cu + The concept includes all conductive materials such as Ti / Cu / Ni + Cu + Ti and carbon, and is formed by a known technique of printing, deposition, paste, and coating.
  • the metal layer 130 may be formed of a silver paste, or various methods may be used, such as depositing copper.
  • the sensing unit detects a change in the voltage value of the mutual cap to determine whether the touch is performed and the touch position. Will be detected.
  • one surface of the optical film 110 may be removed.
  • the wiring electrode pattern 122 is formed.
  • the manufacturing method of the touch panel is made of a metal layer 130 on the other surface of the optical film 110 and the first electrostatic electrode pattern 121 and the first electrostatic electrode pattern 121 of the plurality of X-axis electrostatic electrode or Y-axis electrostatic electrode ( A first wiring electrode pattern 122 is formed to be connected to the edge of 121 to represent the bus electrode.
  • the process of photolithography performs dry film laminating, exposure, development, transparent conductive layer etching, metal layer etching, and peeling.
  • the second electrostatic electrode pattern 131 and the second wiring electrode pattern 132 formed of the metal layer 130 have a fine mesh metal mesh structure.
  • the metal mesh structure has a fine pattern through a plurality of first linear electrode portions and a plurality of second linear electrode portions intersecting with the plurality of first linear electrode portions.
  • a photosensitive material for example, a dry film
  • a patterned artwork film It forms (exposure process), and the patterned photosensitive material is formed using a weak alkali solution (development process).
  • the present invention illustrates a patterned artwork film
  • the present invention is not limited thereto. Any pattern tool having a pattern may be used, and an exposure process may be performed using equipment that directly implements the pattern without the pattern tool. It may be.
  • the electrostatic electrode pattern represents a first axis pattern including a plurality of X-axis electrostatic electrodes and a second axis pattern including a plurality of Y-axis electrostatic electrodes crossing at right angles with a predetermined distance from the first axis pattern.
  • each bus electrode connected to one end of each X-axis electrostatic electrode and each bus electrode connected to one end of each Y-axis electrostatic electrode.
  • the electrostatic electrode pattern represents a plurality of X-axis or Y-axis electrostatic electrodes of a portion corresponding to the window area (the area where the screen is displayed) of the touch panel, and represents the touch pattern area of the user.
  • the wiring electrode pattern is a metal circuit of the edge region except for the window region of the touch panel, connected to one end of each X-axis or Y-axis electrostatic electrode of the electrostatic electrode pattern, and connected to the electrostatic electrode pattern and the printed circuit board to the user's touch. It represents a bus electrode that senses and controls the pattern.
  • the metal mesh formation method describes a photolithography method in which a circuit is formed using a metal etching chemical after metal deposition, but is not limited thereto, a photolithography method using a silver halide material, a photolithography method using a silver halide diffusion transfer method, There is an imprint method that digs a groove into PET to fill a conductive metal in the groove, a gravure offset method that prints by a circuit transfer method, a reverse offset method, a laser printing method, and a non-contact printing method using an inkjet printer.
  • the transparent conductive layer 120 and the metal layer 130 can be simultaneously processed by the photolithography process, and the transparent conductive layer 120 or the metal layer 130 is pre-processed by the photolithography process.
  • the remaining layers can then be processed in one of: imprint, gravure offset, reverse offset, inkjet printer, photolithography of silver halide material.
  • the transparent conductive layer 120 may be processed by a photolithography process and the metal layer 130 may be processed by one of imprint, gravure offset, reverse offset, inkjet printer, and photolithography of silver halide.
  • the order and method of processing may change.
  • FIG 3 is an exploded perspective view showing the structure of a touch panel according to a first embodiment of the present invention.
  • the top pattern of the sensing unit Rx and the bottom pattern of the driving unit Tx are formed in the upper portion with the optical film 110 interposed therebetween. do.
  • the first electrostatic electrode pattern 121 of the plurality of X-axis or Y-axis electrostatic electrodes and the first wiring electrode pattern 122 connected thereto are formed on the upper surface of the optical film 110 as a sensing unit.
  • the first electrostatic electrode pattern 121 and the first wiring electrode pattern 122 are made of a transparent conductive layer 120.
  • a second electrostatic electrode pattern 131 of a plurality of X-axis or Y-axis electrostatic electrodes having a metal mesh structure and a second wiring electrode pattern 132 connected thereto are formed on a lower surface of the optical film 110 as a driving unit.
  • the second electrostatic electrode pattern 131 and the second wiring electrode pattern 132 are made of a metal layer 130.
  • FIG. 4 to 6 illustrate a method of manufacturing a touch panel according to a second embodiment of the present invention.
  • the transparent conductive layer 120 is formed on the upper surface of the first optical film 111 and the photolithography process is performed.
  • the transparent conductive layer 120 is selectively removed.
  • the touch panel is formed of the transparent conductive layer 120 on the upper surface of the first optical film 111, and the first electrostatic electrode pattern 121 and the first electrostatic electrode pattern 121 of the plurality of X-axis electrostatic electrodes or Y-axis electrostatic electrodes
  • a sensing unit including a first wiring electrode pattern 122 that is connected to an edge region of 121 and representing a bus electrode is formed.
  • the metal layer 130 is formed on the upper surface of the second optical film 112, and the metal mesh forming method is described above.
  • the metal layer 130 is selectively removed using.
  • the touch panel is formed of the metal layer 130 on the upper surface of the second optical film 112 and the second electrostatic electrode pattern 131 and the second electrostatic electrode pattern 131 of the plurality of X-axis electrostatic electrodes or Y-axis electrostatic electrodes.
  • a driving part including a second wiring electrode pattern 132 representing a bus electrode connected to an edge region of the substrate).
  • the touch panel separately processes the sensing unit and the driving unit, and then laminates the sensing unit and the driving unit with the adhesive layer 140 of OCA (Optical Clear Adhesive) or OCR (Optical Clear Resin) interposed therebetween. do.
  • OCA Optical Clear Adhesive
  • OCR Optical Clear Resin
  • the touch panel is prepared by processing a top pattern of the sensing unit Rx on an upper surface of the first optical film 111, and a driving unit Tx on an upper surface of the second optical film 112. ) Bottom pattern is prepared by processing.
  • the top pattern forms a first capacitive electrode pattern 121 of the plurality of X-axis or Y-axis electrostatic electrodes and a first wiring electrode pattern 122 connected thereto as a sensing unit.
  • the first electrostatic electrode pattern 121 and the first wiring electrode pattern 122 are made of a transparent conductive layer 120.
  • the bottom pattern forms a second electrostatic electrode pattern 131 of the plurality of X-axis or Y-axis electrostatic electrodes of the metal mesh structure and the second wiring electrode pattern 132 connected thereto as a driving unit.
  • the second electrostatic electrode pattern 131 and the second wiring electrode pattern 132 are made of a metal layer 130.
  • the touch panel individually processes the top pattern and the bottom pattern, and then laminates the top pattern and the bottom pattern with the adhesive layer 140 of the OCA or OCR interposed therebetween.
  • the first wiring electrode pattern 122 made of the transparent conductive layer 120 is a flexible printed circuit board as an end portion of the first wiring electrode pattern 122.
  • the connection electrode region 123 to which the board and the FPCB are coupled may be formed of the metal layer 130.
  • connection electrode region 123 of the wiring electrode pattern formed of the transparent conductive layer 120 may be formed of the metal layer 130.
  • FIG. 8 illustrates a method of manufacturing a touch panel according to a third embodiment of the present invention.
  • the transparent conductive layer 120 is formed on the upper surface of the first optical film 111 and the photolithography process is performed. Selectively removing the transparent conductive layer 120 by using the first electrostatic electrode pattern 121 and the first wiring electrode pattern 122 formed of the transparent conductive layer 120 on the upper surface of the first optical film 111. Form a sensing unit.
  • the metal layer 130 is formed on the bottom surface of the second optical film 112 and the metal layer 130 is formed using the above-described metal mesh formation method.
  • the driving unit may be selectively removed to form a driving part including the second electrostatic electrode pattern 131 and the second wiring electrode pattern 132 formed of the metal layer 130 on the lower surface of the second optical film 112.
  • the touch panel separately processes the sensing unit and the driving unit, and then laminates the sensing unit and the driving unit with the adhesive layer 140 of the OCA or OCR interposed therebetween.
  • FIG. 9 is a view illustrating a method of manufacturing a touch panel according to a fourth embodiment of the present invention.
  • the metal layer 130 having the metal mesh structure is formed on one surface of both surfaces of the optical film 110, and the transparent conductive layer is formed on the other surface of both surfaces of the optical film 110. 120).
  • the manufacturing method of the touch panel is made of a metal layer 130 on one surface of the optical film 110 by selectively removing the transparent conductive layer 120 and the metal layer 130 by a process of photolithography.
  • a second wiring electrode pattern 132 representing the bus electrode is formed by connecting the second electrostatic electrode pattern 131 and the edge region of the second electrostatic electrode pattern 131 of the X-axis electrostatic electrode or the Y-axis electrostatic electrode.
  • the manufacturing method of the touch panel is made of a transparent conductive layer 120 on the other surface of the optical film 110, the first electrostatic electrode pattern 121 and the first electrostatic of the plurality of X-axis electrostatic electrode or Y-axis electrostatic electrode
  • the first wiring electrode pattern 122 representing the bus electrode is formed by being connected to the edge region of the electrode pattern 121.
  • the process of photolithography performs dry film laminating, exposure, development, transparent conductive layer etching, metal layer etching, and peeling.
  • FIG. 10 is an exploded perspective view showing the structure of a touch panel according to a fourth embodiment of the present invention.
  • the top pattern of the sensing unit Rx and the bottom pattern of the driving unit Tx are formed at the upper portion with the optical film 110 interposed therebetween. do.
  • the second electrostatic electrode pattern 131 of the plurality of X-axis or Y-axis electrostatic electrodes of the metal mesh structure and the second wiring electrode pattern 132 connected thereto are formed on the upper surface of the optical film 110 as a sensing unit.
  • the second electrostatic electrode pattern 131 and the second wiring electrode pattern 132 are made of a metal layer 130.
  • the first electrostatic electrode pattern 121 of the plurality of X-axis or Y-axis electrostatic electrodes and the first wiring electrode pattern 122 connected thereto are formed on the bottom surface of the optical film 110 as a driving unit.
  • the first electrostatic electrode pattern 121 and the first wiring electrode pattern 122 are made of a transparent conductive layer 120.
  • FIG. 11 illustrates a method of manufacturing a touch panel according to a fifth embodiment of the present invention.
  • the metal layer 130 is formed on the upper surface of the first optical film 111 and the metal layer 130 is selectively removed using the above-described metal mesh formation method.
  • the sensing unit including the first electrostatic electrode pattern 121 and the first wiring electrode pattern 122 formed of the metal layer 130 is formed on the upper surface of the first optical film 111.
  • the transparent conductive layer 120 is formed on the upper surface of the second optical film 112 and the transparent conductive layer is formed by using a photolithography process.
  • the driver 120 may be selectively removed to form a driving part including the second electrostatic electrode pattern 131 and the second wiring electrode pattern 132 formed of the transparent conductive layer 120 on the upper surface of the second optical film 112.
  • the touch panel separately processes the sensing unit and the driving unit, and then laminates the sensing unit and the driving unit with the adhesive layer 140 of the OCA or OCR interposed therebetween.
  • FIG. 12 illustrates a method of manufacturing a touch panel according to a sixth embodiment of the present invention.
  • the metal layer 130 is formed on the upper surface of the first optical film 111 and the metal layer 130 is selectively removed using the above-described metal mesh formation method.
  • the sensing unit including the first electrostatic electrode pattern 121 and the first wiring electrode pattern 122 formed of the metal layer 130 is formed on the upper surface of the first optical film 111.
  • the transparent conductive layer 120 is formed on the bottom surface of the second optical film 112, and the transparent conductive layer is formed using a photolithography process.
  • the driver 120 may be selectively removed to form a driving part including the second electrostatic electrode pattern 131 and the second wiring electrode pattern 132 formed of the transparent conductive layer 120 on the lower surface of the second optical film 112.
  • the touch panel separately processes the sensing unit and the driving unit, and then laminates the sensing unit and the driving unit with the adhesive layer 140 of the OCA or OCR interposed therebetween.
  • connection electrode region 123 connection electrode region
  • the present invention implements the sensing unit and the driving unit of the touch panel as a touch sensor made of a transparent conductive layer and a metal layer in the form of a metal mesh to improve visibility and improve touch sensitivity.
  • the sensing unit and the driving unit may be simultaneously implemented by double-sided etching, thereby reducing the manufacturing cost by simplifying the process.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Input By Displaying (AREA)

Abstract

La présente invention porte sur un panneau tactile qui comprend: un film optique constitué d'un isolant organique ou d'un isolant inorganique; une couche conductrice transparente qui est formée sur une seule des deux faces du film optique et forme un premier motif d'électrodes capacitives d'une pluralité d'électrodes capacitives d'axe X ou d'électrodes capacitives d'axe Y, qui détectent une entrée de signal conformément à un contact, et un premier motif d'électrodes de câblage connecté au bord du motif de premières électrodes capacitives de manière à représenter une électrode de bus; et une couche métallique qui est formée sur l'autre des deux faces du film optique en une structure maillée comprenant un motif fin et forme un second motif d'électrodes capacitives de la pluralité d'électrodes capacitives d'axe X ou d'électrodes capacitives d'axe Y, qui détectent une entrée de signal conformément à un contact, et un second motif d'électrodes de câblage connecté au bord du second motif d'électrodes capacitives afin de représenter une électrode de bus.
PCT/KR2014/005407 2013-07-05 2014-06-19 Panneau tactile et son procédé de fabrication WO2015002394A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2013-0078838 2013-07-05
KR20130078838 2013-07-05
KR20130090237A KR101496256B1 (ko) 2013-07-05 2013-07-30 터치 패널 및 그 제조 방법
KR10-2013-0090237 2013-07-30

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Cited By (3)

* Cited by examiner, † Cited by third party
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CN109085224A (zh) * 2018-08-27 2018-12-25 浙江大学 用于细胞表面区域atp检测的敏感微电极
WO2019235753A1 (fr) * 2018-06-08 2019-12-12 동우화인켐 주식회사 Module de capteur tactile, stratifié de fenêtre le comprenant, et dispositif d'affichage d'image le comprenant
CN112272815A (zh) * 2018-06-08 2021-01-26 东友精细化工有限公司 触摸传感器模块、含触摸传感器模块的窗口堆叠结构及含触摸传感器模块的图像显示设备

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KR20120085026A (ko) * 2011-01-21 2012-07-31 (주)에피코스 터치 패널 및 그 제조방법
KR20130035833A (ko) * 2011-09-30 2013-04-09 (주)멜파스 접촉 감지 장치 및 접촉 감지 장치 제조 방법

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WO2019235753A1 (fr) * 2018-06-08 2019-12-12 동우화인켐 주식회사 Module de capteur tactile, stratifié de fenêtre le comprenant, et dispositif d'affichage d'image le comprenant
CN112272815A (zh) * 2018-06-08 2021-01-26 东友精细化工有限公司 触摸传感器模块、含触摸传感器模块的窗口堆叠结构及含触摸传感器模块的图像显示设备
US11182032B2 (en) 2018-06-08 2021-11-23 Dongwoo Fine-Chem Co., Ltd. Touch sensor module, window stack structure including the same and image display device including the same
CN112272815B (zh) * 2018-06-08 2024-04-19 东友精细化工有限公司 触摸传感器模块、含触摸传感器模块的窗口堆叠结构及含触摸传感器模块的图像显示设备
CN109085224A (zh) * 2018-08-27 2018-12-25 浙江大学 用于细胞表面区域atp检测的敏感微电极

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