JP6337424B2 - 液晶表示装置および液晶表示装置の検査方法 - Google Patents
液晶表示装置および液晶表示装置の検査方法 Download PDFInfo
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
-
- 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
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13452—Conductors connecting driver circuitry and terminals of panels
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
-
- 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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133334—Electromagnetic shields
-
- 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
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134363—Electrodes characterised by their geometrical arrangement for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0404—Matrix technologies
- G09G2300/0417—Special arrangements specific to the use of low carrier mobility technology
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0421—Structural details of the set of electrodes
- G09G2300/0426—Layout of electrodes and connections
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0421—Structural details of the set of electrodes
- G09G2300/0434—Flat panel display in which a field is applied parallel to the display plane
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Geometry (AREA)
Description
以下に、本発明の実施の形態について図面を用いて説明する。図1は本実施の形態に係る液晶表示装置の平面図、図2(a)は図1のA-Aの破線から見た断面図、図2(b)は図1のB-Bは破線から見た断面図である。
4c 接地確認用配線 5 ACF、6 FPC、71 第1の導電材、
72 第2の導電材、8 偏光板、9 透明導電膜、10 保護膜、
11 ドライバIC、12 接地確認用基板、13 抵抗計、
14 バックライト、15 筐体、100 表示素子、200 液晶表示装置。
Claims (2)
- 画素電極と基準電極を備える第1の基板、前記第1の基板と相対向する第2の基板、前記第1の基板と前記第2の基板との間に配置される液晶層により構成され、前記基準電極と前記画素電極との間に電界を印加する表示素子と、
前記第1の基板の周辺部に実装されているフレキシブル基板と、
前記表示素子を収容する筐体と、
前記第2の基板の液晶層と反対側の表面に形成された透明導電膜と、
前記透明導電膜と一方の端部が接続される第1および第2の導電材と、
少なくとも前記第1の導電材の他方の端部が前記第1の基板の周辺部に形成された第1の接地配線を介して前記フレキシブル基板の端部にまで形成された第2の接地配線に接続された第1の接地ルートと、
導電テープで構成された前記第2の導電材の他方の端部が前記筐体に接続されて構成された第2の接地ルートと、を備え、
前記表示素子を前記筐体に収容した状態において、
前記第1の接地ルートを構成する前記フレキシブル基板の端部にまで形成された前記第2の接地配線と、前記第2の接地ルートを構成する前記筐体と、の間の抵抗値を確認可能な液晶表示装置。 - 画素電極と基準電極を備える第1の基板、前記第1の基板と相対向する第2の基板、前記第1の基板と前記第2の基板との間に配置される液晶層により構成され、前記基準電極と
前記画素電極との間に電界を印加する表示素子と、
前記第1の基板の周辺部に実装されているフレキシブル基板と、
前記表示素子を収容する筐体と、
前記第2の基板の液晶層と反対側の表面に形成された透明導電膜と、
前記透明導電膜と一方の端部が接続される第1および第2の導電材と、
少なくとも前記第1の導電材の他方の端部が前記第1の基板の周辺部に形成された第1の接地配線を介して前記フレキシブル基板の端部にまで形成された第2の接地配線に接続された第1の接地ルートと、
導電テープで構成された前記第2の導電材の他方の端部が前記筐体に接続されて構成された第2の接地ルートと、を備えた液晶表示装置の検査方法であって、
前記表示素子を前記筐体に収容した状態において、前記第1の接地ルートを構成する前記フレキシブル基板の端部にまで形成された前記第2の接地配線および第2の接地ルートを構成する前記筐体間の抵抗値を測定することを特徴とする液晶表示装置の検査方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013123972A JP6337424B2 (ja) | 2013-06-12 | 2013-06-12 | 液晶表示装置および液晶表示装置の検査方法 |
US14/297,925 US9257065B2 (en) | 2013-06-12 | 2014-06-06 | Liquid crystal display apparatus comprising first and second grounding routes and manufacturing method of the liquid crystal display apparatus |
DE102014211230.3A DE102014211230B4 (de) | 2013-06-12 | 2014-06-12 | Flüssigkristallanzeigevorrichtung und Herstellungsverfahren für die Flüssigkristallanzeigevorrichtung |
CN201410260962.0A CN104238154B (zh) | 2013-06-12 | 2014-06-12 | 液晶显示装置及液晶显示装置的制造方法 |
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JP2013123972A JP6337424B2 (ja) | 2013-06-12 | 2013-06-12 | 液晶表示装置および液晶表示装置の検査方法 |
Publications (3)
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JP2014240934A JP2014240934A (ja) | 2014-12-25 |
JP2014240934A5 JP2014240934A5 (ja) | 2016-07-21 |
JP6337424B2 true JP6337424B2 (ja) | 2018-06-06 |
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JP2013123972A Active JP6337424B2 (ja) | 2013-06-12 | 2013-06-12 | 液晶表示装置および液晶表示装置の検査方法 |
Country Status (4)
Country | Link |
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US (1) | US9257065B2 (ja) |
JP (1) | JP6337424B2 (ja) |
CN (1) | CN104238154B (ja) |
DE (1) | DE102014211230B4 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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US10062660B2 (en) | 2015-03-04 | 2018-08-28 | Trillion Science, Inc. | Anisotropic conductive film including a reflective layer |
US9871177B2 (en) | 2015-03-04 | 2018-01-16 | Trillion Science, Inc. | Anisotropic conductive film (ACF) including a relfective layer |
CN105158937A (zh) * | 2015-08-28 | 2015-12-16 | 武汉华星光电技术有限公司 | 液晶显示面板和电子装置 |
KR20170039025A (ko) * | 2015-09-30 | 2017-04-10 | 삼성디스플레이 주식회사 | 표시 장치 |
CN108700787A (zh) * | 2016-03-01 | 2018-10-23 | 夏普株式会社 | 显示装置及显示装置的检查方法 |
JP2019117315A (ja) * | 2017-12-27 | 2019-07-18 | シャープ株式会社 | 表示装置、表示装置の製造方法、及び、表示装置の検査方法。 |
CN108614379A (zh) * | 2018-05-15 | 2018-10-02 | 业成科技(成都)有限公司 | 液晶显示面板及显示装置 |
CN109597223B (zh) * | 2018-11-20 | 2022-10-28 | 华显光电技术(惠州)有限公司 | 液晶显示模组及其显示检测电路 |
CN111524450B (zh) * | 2020-04-29 | 2022-03-08 | 昆山国显光电有限公司 | 显示装置、及其绑定阻抗检测方法和屏体裂纹检测方法 |
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CN2202323Y (zh) * | 1993-07-22 | 1995-06-28 | 三星电管株式会社 | 具有抗静电结构的液晶显示装置 |
TW589472B (en) | 1995-10-12 | 2004-06-01 | Hitachi Ltd | In-plane field type liquid crystal display device comprising a structure preventing electricity |
KR100320416B1 (ko) * | 1998-08-26 | 2002-09-17 | 엘지.필립스 엘시디 주식회사 | 횡전계방식액정표시소자 |
JP2002063786A (ja) * | 2000-08-21 | 2002-02-28 | Sony Corp | 電子機器並びに記録及び/又は再生装置 |
JP3645834B2 (ja) | 2001-05-24 | 2005-05-11 | 株式会社 日立ディスプレイズ | 液晶表示装置 |
JP4501933B2 (ja) * | 2006-12-26 | 2010-07-14 | エプソンイメージングデバイス株式会社 | 液晶表示装置 |
JP2009020272A (ja) | 2007-07-11 | 2009-01-29 | Epson Imaging Devices Corp | 電気光学装置及び電子機器 |
JP2009109562A (ja) * | 2007-10-26 | 2009-05-21 | Mitsubishi Electric Corp | 液晶表示装置 |
JP2011185956A (ja) * | 2008-07-01 | 2011-09-22 | Sharp Corp | 液晶表示装置 |
US8754997B2 (en) * | 2011-02-11 | 2014-06-17 | Japan Display West Inc. | Electro-optical device and electronic equipment |
JP5172809B2 (ja) * | 2008-12-19 | 2013-03-27 | 株式会社ジャパンディスプレイセントラル | 画像表示装置 |
JP5079715B2 (ja) * | 2009-01-16 | 2012-11-21 | 株式会社ジャパンディスプレイウェスト | 液晶表示装置 |
CN101893775A (zh) * | 2009-05-22 | 2010-11-24 | 胜华科技股份有限公司 | 具高静电放电保护力的电子产品 |
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KR101319347B1 (ko) * | 2010-06-10 | 2013-10-16 | 엘지디스플레이 주식회사 | 터치 패널 일체형 액정 표시 장치 |
TWI454790B (zh) * | 2011-09-29 | 2014-10-01 | Innolux Display Corp | 顯示裝置模組 |
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2013
- 2013-06-12 JP JP2013123972A patent/JP6337424B2/ja active Active
-
2014
- 2014-06-06 US US14/297,925 patent/US9257065B2/en active Active
- 2014-06-12 DE DE102014211230.3A patent/DE102014211230B4/de not_active Expired - Fee Related
- 2014-06-12 CN CN201410260962.0A patent/CN104238154B/zh active Active
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DE102014211230A1 (de) | 2014-12-18 |
CN104238154A (zh) | 2014-12-24 |
US20140368763A1 (en) | 2014-12-18 |
CN104238154B (zh) | 2017-05-31 |
DE102014211230B4 (de) | 2020-11-05 |
JP2014240934A (ja) | 2014-12-25 |
US9257065B2 (en) | 2016-02-09 |
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