WO2012046630A1 - タッチパネル及び該タッチパネルを備えた表示装置 - Google Patents
タッチパネル及び該タッチパネルを備えた表示装置 Download PDFInfo
- Publication number
- WO2012046630A1 WO2012046630A1 PCT/JP2011/072405 JP2011072405W WO2012046630A1 WO 2012046630 A1 WO2012046630 A1 WO 2012046630A1 JP 2011072405 W JP2011072405 W JP 2011072405W WO 2012046630 A1 WO2012046630 A1 WO 2012046630A1
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- WIPO (PCT)
- Prior art keywords
- touch panel
- film
- substrate
- wiring
- terminal portion
- Prior art date
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Classifications
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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
- G06F3/0443—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a single layer of sensing 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
- G06F3/045—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact
-
- 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 display device including the touch panel.
- Patent Document 1 discloses a resistive film type touch panel.
- the touch position is detected using an electrical signal generated when the touch panel is touched. Therefore, it is necessary to make it difficult for the transmission delay of the electric signal generated when the touch panel is touched, that is, the electric signal contributing to the detection of the touch position.
- Patent Document 2 discloses a touch panel including a wiring made of a metal film.
- the wiring electrically connected to the flexible printed board is formed of a metal film such as silver which is easily corroded. As a result, the wiring may corrode during the manufacture of the touch panel or during energization.
- An object of the present invention is to provide a touch panel having a novel structure that can reduce sheet resistance of a wiring through which an electrical signal contributing to detection of a touch position flows and suppress corrosion of the wiring, and the touch panel. It is to provide a display device.
- the touch panel of the present invention includes a substrate, a wiring formed on the substrate and through which an electrical signal contributing to detection of a touch position flows, a terminal portion formed on the wiring and connected to an external circuit, and the terminal And the wiring and the terminal portion are metal films, and at least a part of the coating film is higher in corrosion resistance than a metal film that is most easily corroded in the terminal portion. It is the electrically conductive film which has property.
- the touch panel of the present invention it is possible to reduce the sheet resistance of the wiring through which an electric signal contributing to the detection of the touch position flows, and to suppress the corrosion of the wiring.
- FIG. 1 is a cross-sectional view illustrating a schematic configuration of a display device as an embodiment of the present invention.
- the top view which shows the touch panel as 1st embodiment of this invention.
- III-III sectional view in FIG. IV-IV sectional drawing in FIG. The principal part expanded sectional view of the VV direction in FIG.
- FIG. 5 is an enlarged cross-sectional view of a main part of a touch panel according to a second embodiment of the present invention, which is an enlarged cross-sectional view of a main part in a direction corresponding to the VV direction of FIG.
- a touch panel includes a substrate, a wiring that is formed on the substrate and through which an electric signal that contributes to detection of a touch position flows, and a terminal that is formed on the wiring and is connected to an external circuit.
- a coating film that covers the terminal part, the wiring and the terminal part are metal films, and at least a part of the coating film is most easily corroded in the terminal part. It is the electrically conductive film which has higher corrosion resistance (1st structure regarding a touch panel).
- a wiring through which an electric signal contributing to the detection of the touch position flows and a terminal portion formed in the wiring are a metal film.
- At least a part of the coating film covering the terminal portion is a conductive film having higher corrosion resistance than the metal film that is most easily corroded in the terminal portion. Thereby, corrosion of a terminal part can be prevented, ensuring the electrical connection of a terminal part and an external circuit (for example, flexible printed circuit board).
- the metal film that is most easily corroded in the terminal part is the single metal film itself when the terminal part is made of a single metal film, and the terminal part is a laminate in which a plurality of metal films are laminated. In the case of a metal film, the metal film that is most easily corroded among the plurality of metal films.
- a second configuration related to the touch panel is a configuration in which the conductive film is a transparent conductive film in the first configuration related to the touch panel.
- the conductive film can be formed using the transparent conductive film used in the touch panel. As a result, the touch panel can be easily manufactured.
- a third configuration related to the touch panel is the first or second configuration related to the touch panel, wherein the coating film includes an inorganic insulating film formed so as to cover the terminal portion, and the conductive film includes the conductive film It is the structure which is contacting the said terminal part through the opening part formed in the inorganic insulating film.
- the structure which prevents the corrosion of a terminal part can be implement
- a fourth configuration related to the touch panel is a configuration in which, in the third configuration related to the touch panel, the terminal portion has a width dimension larger than a line width dimension of the wiring. In such a configuration, it is easy to ensure the size of the opening. As a result, the opening can be easily formed.
- a fifth configuration related to the touch panel is a configuration in which the conductive film is formed on the same layer as the touch electrode used for detecting the touch position in any one of the first to fourth configurations related to the touch panel. is there.
- the touch electrode and the conductive film can be formed at the same time.
- the sixth configuration related to the touch panel is a configuration in which the entire coating film is the conductive film in the first or second configuration related to the touch panel. In such a configuration, the manufacturing process of the touch panel can be simplified.
- a seventh configuration related to the touch panel is a configuration in which, in any one of the first to sixth configurations related to the touch panel, the terminal portion is a stacked metal film in which a plurality of metal films are stacked.
- the terminal portion is a stacked metal film in which a plurality of metal films are stacked.
- a display device includes a touch panel according to an embodiment of the present invention.
- each figure referred below demonstrates the simplified main component required in order to demonstrate this invention among the structural members of embodiment of this invention for convenience of explanation. Therefore, the touch panel and the display device according to the present invention can include arbitrary constituent members that are not shown in the drawings referred to in this specification. Moreover, the dimension of the member in each figure does not represent the dimension of an actual structural member, the dimension ratio of each member, etc. faithfully.
- FIG. 1 shows a display device 10 as an embodiment of the present invention relating to a display device.
- the display device 10 includes a display panel 12, a backlight 14, and a touch panel 16 as a first embodiment of the present invention relating to a touch panel.
- the display area of the display panel 12 is visible to the observer through the input area of the touch panel 16.
- processing corresponding to the touch position is performed on the display panel 12.
- the display panel 12 is a liquid crystal display panel. Briefly, the liquid crystal panel is injected between an active matrix substrate 12a in which a plurality of pixels are formed in a matrix, a counter substrate 12c provided with a color filter, and the active matrix substrate 12a and the counter substrate 12c. Liquid crystal layer 12b. A region where a plurality of pixels are formed in a matrix is a display region of the display panel 12.
- a backlight 14 is disposed on one side in the thickness direction of the display panel 12.
- the backlight 14 various conventionally known backlights can be employed.
- a touch panel 16 is disposed on the other side in the thickness direction of the display panel 12.
- the touch panel 16 includes a substrate 18 as shown in FIGS.
- a glass substrate or the like can be employed as the substrate 18.
- An insulating film 20 as an inorganic insulating film is formed on the substrate 18.
- the insulating film 20 for example, a silicon oxide film or the like can be employed.
- a touch electrode 21 is formed on the upper surface side of the substrate 18. An area where the touch electrode 21 is formed becomes an input area of the touch panel 16.
- the touch electrode 21 includes a plurality of vertical electrodes 22a to 22c and a plurality of horizontal electrodes 28a to 28d.
- a plurality of vertical electrodes 22a to 22c and a plurality of horizontal electrodes 28a to 28d In the drawing, an appropriate number of longitudinal electrodes 22a to 22c and lateral electrodes 28a to 28c are shown for easy understanding, but the number of these electrodes is arbitrary.
- an indium tin oxide (ITO) film or the like can be employed as the vertical electrodes 22a to 22c.
- ITO films are employed as the vertical electrodes 22a to 22c.
- the vertical electrodes 22a to 22c include a plurality of island-shaped electrode portions 24 and a plurality of bridge wiring portions 26.
- the island-shaped electrode portions 24 and the bridge wiring portions 26 are formed so as to be alternately arranged on the insulating film 20, so that the vertical electrodes 22a to 22c are formed on one side of the substrate 18 (one side extending in the vertical direction in FIG. 2). ).
- an appropriate number of island electrode portions 24 and bridge wiring portions 26 are shown for easy understanding, but the number of these island electrode portions and bridge wiring portions is arbitrary.
- the lateral electrodes 28a to 28d include a plurality of island-shaped electrode portions 30 and a plurality of bridge wiring portions 32.
- a plurality of island-shaped electrode portions 30 and a plurality of bridge wiring portions 32 are shown for easy understanding, but the number of these island-like electrode portions and bridge wiring portions is arbitrary.
- the island-shaped electrode part 30 is formed on the insulating film 20.
- an indium tin oxide (ITO) film or the like can be employed.
- ITO film is employed as the island-shaped electrode portion 30.
- the bridge wiring portion 32 is formed on the substrate 18 and is covered with the insulating film 20.
- a laminated metal film in which a titanium film, an aluminum film, and a titanium nitride film are laminated in this order can be employed.
- a laminated metal film in which a titanium film, an aluminum film, and a titanium nitride film are laminated in this order is employed as the bridge wiring portion 32.
- the laminated structure of the bridge wiring portion 32 is not shown.
- the island-shaped electrode portions 30 and the bridge wiring portions 32 are formed so as to be alternately arranged in a plan view of the substrate 18, so that the lateral electrodes 28 a to 28 d are arranged on one side of the substrate 18 (the horizontal direction in FIG. 2). Extending along one side).
- the electrical connection between the island-shaped electrode portion 30 and the bridge wiring portion 32 is made through a contact hole 34 formed through the insulating film 20 in the thickness direction.
- a plurality of wirings 36 a to 36 g are formed on the substrate 18.
- an appropriate number of wirings 36a to 36g are shown for easy understanding, but the number of these wirings is arbitrary.
- a metal film in which a titanium film, an aluminum film, and a titanium nitride film are laminated in this order can be employed.
- a laminated metal film in which a titanium film, an aluminum film, and a titanium nitride film are laminated in this order is employed as the wirings 36a to 36g.
- the laminated structure of the wirings 36a to 36g is not shown.
- the wirings 36c to 36e are connected to the vertical electrodes 22a to 22c.
- the remaining wirings 36a, 36b, 36f, and 36g are connected to the lateral electrodes 28a to 28d.
- one wiring is connected to each of the plurality of vertical electrodes and horizontal electrodes.
- the contact holes 38 and 40 are formed so as to penetrate through (see FIGS. 3 and 4).
- Terminal portions 42a to 42g are formed at the extending ends of the wirings 36a to 36g.
- a metal film in which a titanium film, an aluminum film, and a titanium nitride film are laminated in this order can be employed.
- a laminated metal film in which a titanium film 43, an aluminum film 44, and a titanium nitride film 45 are laminated in this order as the terminal portions 42a to 42g. Is adopted.
- the terminal portions 42a to 42g are formed so as to extend in the extending direction of the wirings 36a to 36g with a width dimension larger than that of the wirings 36a to 36g, and have a rectangular shape in plan view of the substrate 18. Yes.
- the upper surfaces of the terminal portions 42a to 42g are covered with the insulating film 20.
- the side surfaces of the terminal portions 42a to 42g are also covered with the insulating film 20.
- openings 46a to 46g penetrating in the thickness direction of the insulating film 20 are formed at positions corresponding to the terminal portions 42a to 42g. Accordingly, a part of the upper surface of the terminal portions 42a to 42g is not covered with the insulating film 22.
- the openings 46a to 46g have a rectangular shape smaller than the terminal portions 42a to 42g in the plan view of the substrate 18.
- the openings 46a to 46g are formed at positions where the whole overlaps with the terminal portions 42a to 42g in the plan view of the substrate 18.
- transparent conductive films 48a to 48g as conductive films are formed at positions corresponding to the terminal portions 42a to 42g.
- the transparent conductive films 48a to 48g for example, an indium tin oxide (ITO) film or the like can be employed.
- ITO films are employed as the transparent conductive films 48a to 48g.
- the transparent conductive films 48a to 48g are less likely to corrode than the terminal portions 42a to 42g.
- the transparent conductive films 48a to 48g enter the openings 46a to 46g. Thereby, a part of the upper surface of the terminal portions 42a to 42g is covered with the transparent conductive films 48a to 48g. The remaining portions of the terminal portions 42a to 42g are covered with the insulating film 20.
- the insulating film 20 and the transparent conductive films 48a to 48g realize a coating film that covers the terminal portions 42a to 42g.
- a protective film 50 is formed on the upper surface side of the substrate 18.
- a silicon oxide film or the like can be employed as the protective film 50.
- the protective film 50 covers the vertical electrodes 22a to 22c and the island-shaped electrode portions 30 in the horizontal electrodes 28a to 28d.
- the protective film 50 does not cover the transparent conductive films 48a to 48g.
- the transparent conductive films 48a to 48g are exposed to the outside.
- the manufacturing method of the touch panel 16 is not limited to the manufacturing method described below.
- the bridge wiring portions 32 of the lateral electrodes 28a to 28d, the wirings 36a to 36g, and the terminal portions 42a to 42g are formed at predetermined positions on the substrate 18. Specifically, a metal film that will later become the bridge wiring portion 32, the wirings 36a to 36g, and the terminal portions 42a to 42g is formed on the entire upper surface of the substrate 18 by sputtering. In this embodiment, a titanium film, an aluminum film, and a titanium nitride film are stacked in this order. Thereafter, the metal film is patterned by photolithography.
- the bridge wiring portion 32, the wirings 36a to 36g, and the terminal portions 42a to 42g of the lateral electrodes 28a to 28d are formed at predetermined positions on the substrate 18 (see FIG. 6A). In FIG. 6A, only the terminal portions 42a to 42g are shown.
- the insulating film 20 is formed on the upper surface side of the substrate 18 by CVD (Chemical Vapor Deposition). Thereby, the entire upper surface side of the substrate 18 is covered with the insulating film 20. As a result, the bridge wiring portion 32, the wirings 36a to 36g, and the terminal portions 42a to 42g of the lateral electrodes 28a to 28d are covered with the insulating film 20 (see FIG. 6B). In FIG. 6B, only the state where the terminal portions 42a to 42g are covered with the insulating film 20 is shown.
- contact holes 34, 38 and 40 and openings 46a to 46g penetrating the insulating film 20 in the thickness direction are formed (see FIG. 6C).
- FIG. 6C only the openings 46a to 46g are shown.
- the contact holes 34, 38, 40 and the openings 46a to 46g are formed by photolithography.
- the vertical electrodes 22a to 22c, the island-shaped electrode portions 30 of the horizontal electrodes 28a to 28d, and the transparent conductive films 48a to 48g are formed at predetermined positions on the upper surface side of the substrate 18.
- an ITO film that later becomes the island-like electrode portions 30 of the vertical electrodes 22a to 22c and the horizontal electrodes 28a to 28d and the transparent conductive films 48a to 48g is formed on the entire upper surface of the substrate 18 by sputtering. Thereafter, this ITO film is patterned by photolithography.
- the longitudinal electrodes 22a to 22c, the island-shaped electrode portions 30 of the lateral electrodes 28a to 28d, and the transparent conductive films 48a to 48g are formed at predetermined positions on the substrate 18 (see FIG. 6D).
- FIG. 6D only the transparent conductive films 48a to 48g are shown.
- a silicon oxide film to be a protective film 50 later is formed on the upper surface side of the substrate 18 by CVD. Thereafter, the silicon oxide film is patterned by photolithography. Thereby, a desired touch panel 16 in which the protective film 50 is formed at a predetermined position on the substrate 18 is obtained.
- Such a touch panel 16 is used in a state of being attached to the display panel 12. In a state where the touch panel 16 is attached to the display panel 12, the input area of the touch panel 16 and the display area of the display panel 12 match.
- the touch panel 16 is connected to a flexible printed board (not shown) as an external circuit.
- the connection terminals provided in the flexible printed circuit board are connected to the transparent conductive films 48a to 48g via an anisotropic conductive film (ACF) (not shown).
- ACF anisotropic conductive film
- the touch panel 16 when an observer's finger touches a cover glass substrate (not shown) arranged so as to cover the protective film 50, the finger and the vertical electrodes 22 a to 22 n located close to the finger. The touch position is detected by capturing the change in capacitance formed between c and each of the lateral electrodes 28a to 28d. That is, the touch panel 16 of the present embodiment is a so-called projected capacitive coupling type touch panel.
- wirings 36a to 36g made of a metal film are employed. Thereby, the sheet resistance of the wirings 36a to 36g can be reduced. As a result, an electrical signal generated when the touch panel 16 is touched easily flows through the wirings 36a to 36g, and a transmission delay of the electrical signal can be prevented.
- terminal portions 42a to 42g made of a laminated metal film in which a titanium film 43, an aluminum film 44, and a titanium nitride film 45 are laminated in this order are employed. Thereby, galvanic corrosion due to contact between the aluminum film 44 and the transparent conductive films 48a to 48g can be avoided.
- the terminal portions 42a to 42g are covered with the insulating film 20 and the transparent conductive films 48a to 48g. As a result, it is possible to prevent the terminal portions 42a to 42g from corroding while securing the electrical connection between the terminal portions 42a to 42g and the flexible printed circuit board.
- the entire side surfaces of the terminal portions 42a to 42g are covered with the insulating film 20. As a result, corrosion of the terminal portions 42a to 42g can be prevented more reliably.
- the terminal portions 42a to 42g have a width dimension larger than the line width dimension of the wirings 36a to 36g. Thereby, the size of the openings 46a to 46g can be secured. As a result, the openings 46a to 46g can be easily formed.
- the vertical electrodes 22a to 22c, the island electrodes 30 of the horizontal electrodes 28a to 28d, and the transparent conductive films 48a to 48g are formed in the same manufacturing process.
- the transparent conductive films 48a to 48g can also be formed when the vertical electrodes 22a to 22c and the island-shaped electrode portions 30 of the horizontal electrodes 28a to 28d are formed.
- the touch panel 16 can be easily manufactured.
- the bridge wiring part 32 of the lateral electrodes 28a to 28d, the wirings 36a to 36g, and the terminal parts 42a to 42g are formed in the same manufacturing process. Thereby, when forming the bridge wiring portion 32 of the lateral electrodes 28a to 28d and the wirings 36a to 36g, the terminal portions 42a to 42g can also be formed. As a result, the touch panel 16 can be easily manufactured.
- the contact holes 34, 38, and 40 and the openings 46a to 46g are formed in the same manufacturing process. Thereby, when the contact holes 34, 38, 40 are formed, the openings 46a to 46g can also be formed. As a result, the touch panel 16 can be easily manufactured.
- the touch panel 52 of the present embodiment differs from the touch panel 16 of the first embodiment in the covering state of the terminal portions 42a to 42g by the coating film.
- the terminal portions 42a to 42g are not covered with the insulating film 20.
- the terminal portions 42a to 42g are covered only with the transparent conductive films 48a to 48g.
- the coating film is realized by the transparent conductive films 48a to 48g.
- the transparent conductive films 48a to 48g cover not only the upper surfaces of the terminal portions 42a to 42g but also the side surfaces of the terminal portions 42a to 42g.
- the transparent conductive films 48a to 48g may cover only the upper surfaces of the terminal portions 42a to 42g.
- an organic insulating film such as an acrylic resin is employed as the insulating film 20.
- an organic insulating film is employed as the insulating film 20.
- the transmittance of the insulating film 20 can be improved.
- an organic insulating film is employed as the insulating film 20, but the insulating film 20 does not cover the terminal portions 42a to 42g. As a result, it is possible to prevent the anisotropic conductive film from peeling off when electrically connecting the connection terminals of the flexible printed circuit board as an external circuit and the terminal portions 42a to 42g.
- the present invention is applied to a projected capacitively coupled touch panel.
- the touch panel to which the present invention can be applied is not limited to the projection capacitive coupling method.
- the present invention can be applied to various types of touch panels such as a surface capacitive coupling method, a resistive film method, an infrared method, an ultrasonic method, and an electromagnetic induction method.
- a plasma display panel PDP
- an organic EL (electroluminescence) panel POP
- an inorganic EL panel PDP
- PDP plasma display panel
- organic EL electrospray
- inorganic EL panel or the like
- a single metal film can be employed as the bridge wiring portion 32, the wirings 36a to 36g, and the terminal portions 42a to 42g.
- the single metal film for example, an aluminum alloy film (Al alloy film), a silver alloy film (Ag alloy film), or the like can be employed.
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- Position Input By Displaying (AREA)
Abstract
Description
図1には、表示装置に関する本発明の一実施形態としての表示装置10が示されている。表示装置10は、表示パネル12と、バックライト14と、タッチパネルに関する本発明の第一の実施形態としてのタッチパネル16とを備えている。表示装置10においては、表示パネル12の表示領域が、タッチパネル16の入力領域を通じて、観察者に視認可能とされている。そして、タッチパネル16の入力領域が観察者の手指でタッチされると、タッチ位置に応じた処理が表示パネル12で為されるようになっている。
続いて、本発明の第二の実施形態としてのタッチパネル52について、図7に基づいて、説明する。なお、以下の説明において、第一の実施形態と同様な構造とされた部材及び部位については、図中に、第一の実施形態と同一の符号を付すことにより、それらの詳細な説明を省略する。
Claims (8)
- 基板と、
該基板上に形成されて、タッチ位置の検出に寄与する電気信号が流れる配線と、
該配線に形成されて、外部回路と接続される端子部と、
該端子部を被覆する被覆膜と
を備えており、
前記配線及び前記端子部が金属膜であり、
前記被覆膜の少なくとも一部が、前記端子部において最も腐食し易い金属膜よりも高い耐腐食性を有する導電膜である、タッチパネル。 - 前記導電膜が透明導電膜である、請求項1に記載のタッチパネル。
- 前記被覆膜が、
前記端子部を覆うように形成された無機絶縁膜を備えており、
前記導電膜が、前記無機絶縁膜に形成された開口部を通じて、前記端子部と接触している、請求項1又は2に記載のタッチパネル。 - 前記端子部が前記配線の線幅寸法よりも大きな幅寸法を有している、請求項3に記載のタッチパネル。
- 前記導電膜が、タッチ位置の検出に用いられるタッチ電極と同一層上に形成されている、請求項1~4の何れか1項に記載のタッチパネル。
- 前記被覆膜の全体が前記導電膜である、請求項1又は2に記載のタッチパネル。
- 前記端子部が、複数の金属膜が積層された積層金属膜である、請求項1~6の何れか1項に記載のタッチパネル。
- 請求項1~7の何れか1項に記載のタッチパネルを備えている、表示装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/822,722 US20130176282A1 (en) | 2010-10-08 | 2011-09-29 | Touch panel and display device provided with the touch panel |
AU2011313400A AU2011313400A1 (en) | 2010-10-08 | 2011-09-29 | Touch panel, and display device provided with said touch panel |
SG2013024930A SG189254A1 (en) | 2010-10-08 | 2011-09-29 | Touch panel, and display device provided with said touch panel |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2010-228800 | 2010-10-08 | ||
JP2010228800 | 2010-10-08 |
Publications (1)
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WO2012046630A1 true WO2012046630A1 (ja) | 2012-04-12 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/JP2011/072405 WO2012046630A1 (ja) | 2010-10-08 | 2011-09-29 | タッチパネル及び該タッチパネルを備えた表示装置 |
Country Status (5)
Country | Link |
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US (1) | US20130176282A1 (ja) |
AU (1) | AU2011313400A1 (ja) |
SG (1) | SG189254A1 (ja) |
TW (1) | TW201232740A (ja) |
WO (1) | WO2012046630A1 (ja) |
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KR101943176B1 (ko) | 2014-05-16 | 2019-01-28 | 후지필름 가부시키가이샤 | 터치 패널 및 그 제조 방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0686356U (ja) * | 1993-05-21 | 1994-12-13 | 三洋電機株式会社 | 光起電力装置 |
JP2000275663A (ja) * | 1999-03-26 | 2000-10-06 | Hitachi Ltd | 液晶表示装置とその製造方法 |
JP2010128676A (ja) * | 2008-11-26 | 2010-06-10 | Hitachi Displays Ltd | 表示装置および表示装置の製造方法 |
-
2011
- 2011-09-29 US US13/822,722 patent/US20130176282A1/en not_active Abandoned
- 2011-09-29 AU AU2011313400A patent/AU2011313400A1/en not_active Abandoned
- 2011-09-29 WO PCT/JP2011/072405 patent/WO2012046630A1/ja active Application Filing
- 2011-09-29 SG SG2013024930A patent/SG189254A1/en unknown
- 2011-10-07 TW TW100136591A patent/TW201232740A/zh unknown
Patent Citations (3)
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JPH0686356U (ja) * | 1993-05-21 | 1994-12-13 | 三洋電機株式会社 | 光起電力装置 |
JP2000275663A (ja) * | 1999-03-26 | 2000-10-06 | Hitachi Ltd | 液晶表示装置とその製造方法 |
JP2010128676A (ja) * | 2008-11-26 | 2010-06-10 | Hitachi Displays Ltd | 表示装置および表示装置の製造方法 |
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AU2011313400A1 (en) | 2013-05-02 |
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US20130176282A1 (en) | 2013-07-11 |
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