JP6731923B2 - ウィンドウカバー、同ウィンドウカバーを有する表示装置、及び表示装置の製造方法 - Google Patents
ウィンドウカバー、同ウィンドウカバーを有する表示装置、及び表示装置の製造方法 Download PDFInfo
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- JP6731923B2 JP6731923B2 JP2017534232A JP2017534232A JP6731923B2 JP 6731923 B2 JP6731923 B2 JP 6731923B2 JP 2017534232 A JP2017534232 A JP 2017534232A JP 2017534232 A JP2017534232 A JP 2017534232A JP 6731923 B2 JP6731923 B2 JP 6731923B2
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Classifications
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- G06F1/1656—Details related to functional adaptations of the enclosure, e.g. to provide protection against EMI, shock, water, or to host detachable peripherals like a mouse or removable expansions units like PCMCIA cards, or to provide access to internal components for maintenance or to removable storage supports like CDs or DVDs, or to mechanically mount accessories
-
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0006—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means to keep optical surfaces clean, e.g. by preventing or removing dirt, stains, contamination, condensation
-
- 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
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- 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
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- G02F1/1333—Constructional arrangements; Manufacturing methods
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- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1626—Constructional details or arrangements for portable computers with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
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- G06F1/1643—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being associated to a digitizer, e.g. laptops that can be used as penpads
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- G06F1/16—Constructional details or arrangements
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- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
- G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
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- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
- C09K2323/03—Viewing layer characterised by chemical composition
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
- C09K2323/06—Substrate layer characterised by chemical composition
-
- 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
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- G06F2203/04102—Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
- Laminated Bodies (AREA)
Description
パターン部220を第1パターン部210に接着させ、第1パターン部210及び第2パターン部を絶縁する。
Claims (32)
- 表示装置であって、
画像を表示するように構成された表示パネルと、
当該表示装置の前面外観を形成し、前記表示パネルとともに一体的に屈曲されるように配されたウィンドウカバーと、を備え、前記ウィンドウカバーは、
屈曲方向においてその内側に配置された第1保護層、
前記屈曲方向においてその外側に配置されて前記第1保護層とは異なる剛性を有する第2保護層、及び
前記第1保護層及び前記第2保護層と直接接触するように、前記第1保護層と前記第2保護層との間に配された基層、
を備える表示装置。 - 前記第1保護層の前記剛性は、前記第2保護層の前記剛性を上回る請求項1に記載の表示装置。
- 前記第1保護層の厚さは、前記第2保護層の厚さより厚い請求項1に記載の表示装置。
- 前記ウィンドウカバーは、前記第1保護層が前記第2保護層より小さな曲率半径を有するように屈曲される請求項1に記載の表示装置。
- 前記ウィンドウカバーは、前記第1保護層が5mm以下の曲率半径を有するように屈曲される請求項4に記載の表示装置。
- 前記第1保護層の厚さに対する前記第2保護層の厚さの比率は、0.4以下である請求項3に記載の表示装置。
- 前記第1保護層は、40mm〜75mmの範囲の厚さを有する請求項3に記載の表示装置。
- 前記第2保護層は、30mm以下の厚さを有する請求項3に記載の表示装置。
- 前記第1保護層及び前記第2保護層の材料は、アクリル系樹脂からなる請求項1に記載の表示装置。
- 前記第1保護層のヤング率は、前記第2保護層のヤング率を上回る請求項1に記載の表示装置。
- 前記第2保護層は、前記第1保護層より引張強度の高い材料で形成される請求項1に記載の表示装置。
- 前記基層の材料は、プラスチックからなる請求項1に記載の表示装置。
- 前記基層の前記材料は、ポリメチルメタクリレート(PMMA)、ポリカーボネート(PC)、ポリエチレンテレフタレート(PET)、ポリエチレンナフタレート(PEN)、及び無色ポリイミド(CPI)のうちの少なくとも1つからなる請求項12に記載の表示装置。
- 前記基層は、150mm〜190mmの範囲の厚さを有する請求項1に記載の表示装置。
- 前記基層、前記第1保護層、及び前記第2保護層のうちの少なくとも1つは、9Hの鉛筆硬度を有する請求項1に記載の表示装置。
- 表示装置であって、
画像を表示するように構成された表示パネルと、
当該表示装置の前面外観を形成し、前記表示パネルとともに一体的に屈曲されるように配されたウィンドウカバーと、を備え、前記ウィンドウカバーは、
屈曲方向においてその内側に配置された第1保護層、
前記屈曲方向においてその外側に配置されて前記第1保護層とは異なる剛性を有する第2保護層、
前記第1保護層と前記第2保護層との間に配された基層、及び
当該表示装置内に湿気又は気体が侵入することを防ぐために、前記第1保護層及び前記第2保護層のうちの少なくとも一方に面するように前記基層上に配された遮断層
を備える表示装置。 - 前記遮断層の材料は、シリカ及びアルミナのうちの少なくとも1つからなる請求項16に記載の表示装置。
- 可撓性の表示装置であって、
画像を表示するように構成された表示パネルと、
タッチ信号を出力するために前記表示パネルに隣接して配されたタッチパネルと、
前記タッチパネルを介在させつつ、前記表示パネルに面するように配され、透明プラスチック材料で形成されるウィンドウカバーと、を備え、
前記ウィンドウカバーは、
基層と、
当該表示装置の屈曲方向において前記基層の内側に配置されるように、前記基層上に配された第1保護層と、
当該表示装置の前記屈曲方向において前記基層の外側に配置されるように、前記基層上に配され、前記第1保護層とは異なる物性を有する第2保護層と、
を備え、前記基層は、前記第1保護層及び前記第2保護層と直接接触するように、前記第1保護層と前記第2保護層との間に配される、表示装置。 - 前記第1保護層の厚さは、前記第2保護層の厚さより厚い請求項18に記載の表示装置。
- 前記第1保護層の厚さに対する前記第2保護層の厚さの比率は、0.4以下である請求項18に記載の表示装置。
- 前記ウィンドウカバーは、前記第1保護層が5mm以下の曲率半径を有するように屈曲される請求項18に記載の表示装置。
- 前記基層、前記第1保護層、及び前記第2保護層のうちの少なくとも1つは、9Hの鉛筆硬度を有する請求項18に記載の表示装置。
- 前記基層の厚さは、前記第1保護層及び前記第2保護層のうちの少なくとも1つの厚さより厚い請求項18に記載の表示装置。
- 前記第2保護層は、前記第1保護層より引張強度の高い材料で形成される請求項18に記載の表示装置。
- 基層を有するウィンドウカバーを含む表示装置を製造する方法であって、
前記基層を介在させつつ、互いに面するように第1保護層及び第2保護層を配するステップと、
前記第1保護層及び前記第2保護層が異なる厚さを有するように、前記第1保護層及び前記第2保護層のうちの少なくとも一方を加工するステップと、を備え、前記第1保護層及び前記第2保護層のうちの少なくとも一方が、化学機械研磨(CMP)プロセスによって加工される、方法。 - 前記基層を介在させつつ、互いに面するように第1保護層及び第2保護層を配するステップは、前記第1保護層及び前記第2保護層を、各々、同一の厚さで前記基層の両面に配するステップを含む請求項25に記載の方法。
- 前記基層を介在させつつ、互いに面するように前記第1保護層及び前記第2保護層を配するステップに先立ち、前記第1保護層及び前記第2保護層のうちの少なくとも一方に面するように、前記基層上に遮断層を配するステップをさらに備える請求項25に記載の方法。
- 前記遮断層は、前記基層上に蒸着される請求項27に記載の方法。
- 画像を表示する表示パネルを有する表示装置に使用され得るウィンドウカバーであって、
前記表示パネルとともに一体的に屈曲されるように配され、屈曲方向においてその内側に配置された第1保護層と、
前記屈曲方向においてその外側に配置され、前記第1保護層とは異なる剛性を有する第2保護層と、
前記第1保護層及び前記第2保護層と直接接触するように、前記第1保護層と前記第2保護層との間に配された基層と、
を備えるウィンドウカバー。 - 前記第1保護層の前記剛性は、前記第2保護層の前記剛性を上回る請求項29に記載のウィンドウカバー。
- 前記第1保護層の厚さは、前記第2保護層の厚さより厚い請求項29に記載のウィンドウカバー。
- 前記ウィンドウカバーは、前記第1保護層が前記第2保護層より小さな曲率半径を有するように屈曲される請求項29に記載のウィンドウカバー。
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