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WO2008096638A1 - 液晶表示装置 - Google Patents

液晶表示装置 Download PDF

Info

Publication number
WO2008096638A1
WO2008096638A1 PCT/JP2008/051286 JP2008051286W WO2008096638A1 WO 2008096638 A1 WO2008096638 A1 WO 2008096638A1 JP 2008051286 W JP2008051286 W JP 2008051286W WO 2008096638 A1 WO2008096638 A1 WO 2008096638A1
Authority
WO
WIPO (PCT)
Prior art keywords
liquid crystal
conductive layer
layer
substrate
orientation
Prior art date
Application number
PCT/JP2008/051286
Other languages
English (en)
French (fr)
Inventor
Yoshito Hashimoto
Masumi Kubo
Masayuki Soga
Original Assignee
Sharp Kabushiki Kaisha
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
Application filed by Sharp Kabushiki Kaisha filed Critical Sharp Kabushiki Kaisha
Publication of WO2008096638A1 publication Critical patent/WO2008096638A1/ja

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1343Electrodes
    • G02F1/134309Electrodes characterised by their geometrical arrangement
    • G02F1/134336Matrix
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1337Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133707Structures for producing distorted electric fields, e.g. bumps, protrusions, recesses, slits in pixel electrodes

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Geometry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Liquid Crystal (AREA)

Abstract

 垂直配向型の液晶層を備えた配向分割型液晶表示装置において、一方の基板に設けた配向規制構造だけで十分に安定な配向状態を実現し、さらに、黒表示時の光漏れの発生を抑制する。  本発明による液晶表示装置は、第1基板の液晶層側に設けられた第1電極と、第2基板に設けられ第1電極に液晶層を介して対向する第2電極とによってそれぞれが規定される複数の絵素領域を有する。各絵素領域において、第1電極と第2電極との間に電圧が印加されたときに、液晶分子の傾斜する方位が互いに異なる複数の領域が形成される。第1電極は、下層導電層と、下層導電層の少なくとも一部を覆う誘電体層と、誘電体層の液晶層側に設けられた上層導電層とを有する。上層導電層は、開口部またはスリットを有し、下層導電層は、上層導電層の開口部またはスリットに対向するように設けられている。第1電極と第2電極との間に電圧が印加されたときに、下層導電層の電位V0と上層導電層の電位V1とが所定の関係を有し、それによって、液晶層に、開口部またはスリットに対応した領域内において等電位線が第2基板側に上がるような電界が生成される。
PCT/JP2008/051286 2007-02-08 2008-01-29 液晶表示装置 WO2008096638A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007029218 2007-02-08
JP2007-029218 2007-02-08

Publications (1)

Publication Number Publication Date
WO2008096638A1 true WO2008096638A1 (ja) 2008-08-14

Family

ID=39681549

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/051286 WO2008096638A1 (ja) 2007-02-08 2008-01-29 液晶表示装置

Country Status (1)

Country Link
WO (1) WO2008096638A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102540535A (zh) * 2010-12-27 2012-07-04 上海天马微电子有限公司 一种mva像素结构和mva液晶显示装置
CN103236496A (zh) * 2013-04-18 2013-08-07 福州大学 一种叠层结构的三端有源器件

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06301036A (ja) * 1993-04-12 1994-10-28 Sanyo Electric Co Ltd 液晶表示装置
JP2001235751A (ja) * 1999-06-25 2001-08-31 Nec Corp マルチドメイン液晶表示装置
JP2003279946A (ja) * 2002-03-19 2003-10-02 Fujitsu Display Technologies Corp 液晶表示装置の製造方法
JP2004102209A (ja) * 2002-09-10 2004-04-02 Obayashi Seiko Kk 高速応答液晶表示装置とその駆動方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06301036A (ja) * 1993-04-12 1994-10-28 Sanyo Electric Co Ltd 液晶表示装置
JP2001235751A (ja) * 1999-06-25 2001-08-31 Nec Corp マルチドメイン液晶表示装置
JP2003279946A (ja) * 2002-03-19 2003-10-02 Fujitsu Display Technologies Corp 液晶表示装置の製造方法
JP2004102209A (ja) * 2002-09-10 2004-04-02 Obayashi Seiko Kk 高速応答液晶表示装置とその駆動方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102540535A (zh) * 2010-12-27 2012-07-04 上海天马微电子有限公司 一种mva像素结构和mva液晶显示装置
CN103236496A (zh) * 2013-04-18 2013-08-07 福州大学 一种叠层结构的三端有源器件
CN103236496B (zh) * 2013-04-18 2015-08-12 福州大学 一种叠层结构的三端有源器件

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