GB2367374B - A multi-domain liquid crystal display device - Google Patents

A multi-domain liquid crystal display device

Info

Publication number
GB2367374B
GB2367374B GB0119163A GB0119163A GB2367374B GB 2367374 B GB2367374 B GB 2367374B GB 0119163 A GB0119163 A GB 0119163A GB 0119163 A GB0119163 A GB 0119163A GB 2367374 B GB2367374 B GB 2367374B
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
GB0119163A
Other versions
GB2367374A (en
GB0119163D0 (en
Inventor
Kyeong Jin Kim
Do Hee Kwon
Jang Jin Yoo
Yun Bok Lee
Sung Joon Bae
Jae Yoon Lee
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
Priority claimed from KR1019980043631A external-priority patent/KR100327443B1/en
Priority claimed from KR1019980043920A external-priority patent/KR100313948B1/en
Priority claimed from KR1019980048226A external-priority patent/KR100313949B1/en
Priority claimed from KR1019980050708A external-priority patent/KR100277929B1/en
Priority claimed from KR1019990005401A external-priority patent/KR100323734B1/en
Application filed by LG Philips LCD Co Ltd filed Critical LG Philips LCD Co Ltd
Priority claimed from GB9924711A external-priority patent/GB2343012B/en
Publication of GB0119163D0 publication Critical patent/GB0119163D0/en
Publication of GB2367374A publication Critical patent/GB2367374A/en
Publication of GB2367374B publication Critical patent/GB2367374B/en
Application granted granted Critical
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
    • G02F1/1333—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
    • 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
    • G02F1/133345—Insulating layers
    • 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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133753—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle
    • 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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/1393—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the birefringence of the liquid crystal being electrically controlled, e.g. ECB-, DAP-, HAN-, PI-LC cells

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)
  • Spectroscopy & Molecular Physics (AREA)
  • Liquid Crystal (AREA)
GB0119163A 1998-10-19 1999-10-19 A multi-domain liquid crystal display device Expired - Fee Related GB2367374B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR1019980043631A KR100327443B1 (en) 1998-10-19 1998-10-19 Multi-domain liquid crystal display device
KR1019980043920A KR100313948B1 (en) 1998-10-20 1998-10-20 Multi-domain liquid crystal display device
KR1019980048226A KR100313949B1 (en) 1998-11-11 1998-11-11 Multi-domain Liquid Crystal Display Device
KR1019980050708A KR100277929B1 (en) 1998-11-25 1998-11-25 Multi-domain liquid crystal display device
KR1019990005401A KR100323734B1 (en) 1999-02-18 1999-02-18 Multi-domain liquid crystal display device
GB9924711A GB2343012B (en) 1998-10-19 1999-10-19 A multi-domain liquid crystal display device

Publications (3)

Publication Number Publication Date
GB0119163D0 GB0119163D0 (en) 2001-09-26
GB2367374A GB2367374A (en) 2002-04-03
GB2367374B true GB2367374B (en) 2003-05-28

Family

ID=27547337

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0119163A Expired - Fee Related GB2367374B (en) 1998-10-19 1999-10-19 A multi-domain liquid crystal display device

Country Status (1)

Country Link
GB (1) GB2367374B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4107978B2 (en) * 2003-02-21 2008-06-25 スタンレー電気株式会社 Liquid crystal display element

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4581608A (en) * 1983-06-13 1986-04-08 General Electric Company Multi-color liquid crystal display and system
US4937566A (en) * 1987-04-28 1990-06-26 Commissariat A L'energie Atomique Liquid crystal matrix display screen provided with storage capacitances
US4978203A (en) * 1986-01-07 1990-12-18 Semiconductor Energy Laboratory Co., Ltd. Liquid crystal device with an apparent hysteresis
US5309264A (en) * 1992-04-30 1994-05-03 International Business Machines Corporation Liquid crystal displays having multi-domain cells
GB2296810A (en) * 1994-12-29 1996-07-10 Samsung Display Devices Co Ltd Ferroelectric liquid crystal display
EP0752611A2 (en) * 1995-06-06 1997-01-08 OIS Optical Imaging Systems, Inc. LCD with bus lines overlapped by pixel electrodes and photo-imageable insulating layer therebetween
EP0854377A2 (en) * 1996-12-20 1998-07-22 Sharp Kabushiki Kaisha Liquid crystal display device and method for producing the same
GB2321718A (en) * 1997-01-31 1998-08-05 Nat Science Council LIquid crystal display

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4581608A (en) * 1983-06-13 1986-04-08 General Electric Company Multi-color liquid crystal display and system
US4978203A (en) * 1986-01-07 1990-12-18 Semiconductor Energy Laboratory Co., Ltd. Liquid crystal device with an apparent hysteresis
US4937566A (en) * 1987-04-28 1990-06-26 Commissariat A L'energie Atomique Liquid crystal matrix display screen provided with storage capacitances
US5309264A (en) * 1992-04-30 1994-05-03 International Business Machines Corporation Liquid crystal displays having multi-domain cells
GB2296810A (en) * 1994-12-29 1996-07-10 Samsung Display Devices Co Ltd Ferroelectric liquid crystal display
EP0752611A2 (en) * 1995-06-06 1997-01-08 OIS Optical Imaging Systems, Inc. LCD with bus lines overlapped by pixel electrodes and photo-imageable insulating layer therebetween
EP0854377A2 (en) * 1996-12-20 1998-07-22 Sharp Kabushiki Kaisha Liquid crystal display device and method for producing the same
GB2321718A (en) * 1997-01-31 1998-08-05 Nat Science Council LIquid crystal display

Also Published As

Publication number Publication date
GB2367374A (en) 2002-04-03
GB0119163D0 (en) 2001-09-26

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Legal Events

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

Effective date: 20081019