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GB2344683B - A multi-domain liquid crystal display device - Google Patents

A multi-domain liquid crystal display device

Info

Publication number
GB2344683B
GB2344683B GB9929051A GB9929051A GB2344683B GB 2344683 B GB2344683 B GB 2344683B GB 9929051 A GB9929051 A GB 9929051A GB 9929051 A GB9929051 A GB 9929051A GB 2344683 B GB2344683 B GB 2344683B
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
display device
crystal display
domain liquid
domain
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
GB9929051A
Other versions
GB2344683A (en
GB9929051D0 (en
Inventor
Seong Moh Seo
Hyun Ho Shin
Kyeong Jin Kim
Yun Bok Lee
Jeom Jae Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Display Co Ltd
Original Assignee
LG Philips LCD Co Ltd
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 LG Philips LCD Co Ltd filed Critical LG Philips LCD Co Ltd
Publication of GB9929051D0 publication Critical patent/GB9929051D0/en
Publication of GB2344683A publication Critical patent/GB2344683A/en
Application granted granted Critical
Publication of GB2344683B publication Critical patent/GB2344683B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
    • G02F1/1362—Active matrix addressed cells
    • G02F1/136213—Storage capacitors associated with the pixel electrode
    • 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
    • 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
    • G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509—Filters, e.g. light shielding masks
    • G02F1/133512—Light shielding layers, e.g. black 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509—Filters, e.g. light shielding masks
    • G02F1/133514—Colour filters
    • G02F1/133519—Overcoatings
    • 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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133707—Structures for producing distorted electric fields, e.g. bumps, protrusions, recesses, slits in pixel electrodes

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Liquid Crystal (AREA)
  • Power Engineering (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
GB9929051A 1998-12-11 1999-12-08 A multi-domain liquid crystal display device Expired - Fee Related GB2344683B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR19980054557 1998-12-11
KR1019990005587A KR100301855B1 (en) 1998-12-11 1999-02-19 Multi-domain liquid crystal display device

Publications (3)

Publication Number Publication Date
GB9929051D0 GB9929051D0 (en) 2000-02-02
GB2344683A GB2344683A (en) 2000-06-14
GB2344683B true GB2344683B (en) 2001-07-25

Family

ID=26634429

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9929051A Expired - Fee Related GB2344683B (en) 1998-12-11 1999-12-08 A multi-domain liquid crystal display device

Country Status (5)

Country Link
JP (1) JP4240433B2 (en)
KR (1) KR100301855B1 (en)
DE (1) DE19959674B4 (en)
FR (1) FR2787205B1 (en)
GB (1) GB2344683B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100357216B1 (en) * 1999-03-09 2002-10-18 엘지.필립스 엘시디 주식회사 Multi-domain liquid crystal display device
KR100595297B1 (en) * 2000-08-11 2006-07-03 엘지.필립스 엘시디 주식회사 Multi-domain liquid crystal display device and manufacturing method thereof
TW575775B (en) 2001-01-29 2004-02-11 Hitachi Ltd Liquid crystal display device
KR100857132B1 (en) * 2001-12-06 2008-09-05 엘지디스플레이 주식회사 Liquid crystal display device and manufacturing method thereof
KR100885839B1 (en) * 2001-12-29 2009-02-27 엘지디스플레이 주식회사 Liquid crystal display element
KR100906635B1 (en) * 2002-10-23 2009-07-10 삼성전자주식회사 Liquid crystal display
JP4167085B2 (en) 2003-02-07 2008-10-15 株式会社 日立ディスプレイズ Liquid crystal display
JP2006126811A (en) * 2004-09-30 2006-05-18 Casio Comput Co Ltd Liquid crystal display element
JP4586696B2 (en) * 2004-09-30 2010-11-24 カシオ計算機株式会社 Liquid crystal display element
JP2006154564A (en) * 2004-11-30 2006-06-15 Casio Comput Co Ltd Liquid crystal display element
JP2007139904A (en) * 2005-11-15 2007-06-07 Nec Corp Display element and display device including the same
CN100442132C (en) 2006-11-17 2008-12-10 北京京东方光电科技有限公司 A TFT LCD array substrate structure and manufacturing method thereof
JP5286974B2 (en) * 2008-06-26 2013-09-11 カシオ計算機株式会社 Liquid crystal display element
CN101819363B (en) 2009-02-27 2011-12-28 北京京东方光电科技有限公司 TFT-LCD (Thin Film Transistor Liquid Crystal Display) array substrate and manufacture method thereof
TWI420210B (en) * 2009-08-03 2013-12-21 Chunghwa Picture Tubes Ltd Pixel structure and its manufacturing method
KR101320072B1 (en) 2009-09-02 2013-10-18 엘지디스플레이 주식회사 Liquid Crystal Display Device and Manufacturing Method thereof
JP5689436B2 (en) * 2012-04-03 2015-03-25 シャープ株式会社 Liquid crystal display

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05297412A (en) * 1992-04-22 1993-11-12 Nippon Steel Corp Liquid crystal display
US5777701A (en) * 1995-05-08 1998-07-07 Semiconductor Energy Laboratory Co., Ltd. Display device
GB2337843A (en) * 1998-05-30 1999-12-01 Lg Electronics Inc Liquid crystal display device with auxiliary electrode

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5309264A (en) * 1992-04-30 1994-05-03 International Business Machines Corporation Liquid crystal displays having multi-domain cells
DE4407043B4 (en) * 1993-03-04 2005-10-20 Samsung Electronics Co Ltd Active matrix LCD with increased aperture ratio for improved display - includes ring shaped storage capacitance electrode, within each pixel region and surrounding pixel electrode, and driven independent of scanning and display electrodes
JP3087668B2 (en) * 1996-05-01 2000-09-11 日本電気株式会社 Liquid crystal display device, its manufacturing method and its driving method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05297412A (en) * 1992-04-22 1993-11-12 Nippon Steel Corp Liquid crystal display
US5777701A (en) * 1995-05-08 1998-07-07 Semiconductor Energy Laboratory Co., Ltd. Display device
GB2337843A (en) * 1998-05-30 1999-12-01 Lg Electronics Inc Liquid crystal display device with auxiliary electrode

Also Published As

Publication number Publication date
JP4240433B2 (en) 2009-03-18
GB2344683A (en) 2000-06-14
KR100301855B1 (en) 2001-09-26
KR20000047368A (en) 2000-07-25
GB9929051D0 (en) 2000-02-02
FR2787205B1 (en) 2005-08-26
JP2000194016A (en) 2000-07-14
DE19959674B4 (en) 2008-04-30
FR2787205A1 (en) 2000-06-16
DE19959674A1 (en) 2000-06-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20111208