HK1010918A1 - Reflective ferroelectric liquid crystal display - Google Patents

Reflective ferroelectric liquid crystal display

Info

Publication number
HK1010918A1
HK1010918A1 HK98111961A HK98111961A HK1010918A1 HK 1010918 A1 HK1010918 A1 HK 1010918A1 HK 98111961 A HK98111961 A HK 98111961A HK 98111961 A HK98111961 A HK 98111961A HK 1010918 A1 HK1010918 A1 HK 1010918A1
Authority
HK
Hong Kong
Prior art keywords
liquid crystal
crystal display
ferroelectric liquid
reflective ferroelectric
reflective
Prior art date
Application number
HK98111961A
Other languages
English (en)
Inventor
Jurg Funfschilling
Martin Schadt
Original Assignee
Rolic Ag
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 Rolic Ag filed Critical Rolic Ag
Publication of HK1010918A1 publication Critical patent/HK1010918A1/xx

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
    • G02F1/137—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
    • G02F1/141—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 using ferroelectric liquid crystals
    • 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
    • G02F1/133553—Reflecting elements
    • 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
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G02F1/133634—Birefringent elements, e.g. for optical compensation the refractive index Nz perpendicular to the element surface being different from in-plane refractive indices Nx and Ny, e.g. biaxial or with normal optical axis
    • 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
    • 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
    • G02F1/1396—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 liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
HK98111961A 1997-03-11 1998-11-13 Reflective ferroelectric liquid crystal display HK1010918A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH58297 1997-03-11

Publications (1)

Publication Number Publication Date
HK1010918A1 true HK1010918A1 (en) 1999-07-02

Family

ID=4190343

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98111961A HK1010918A1 (en) 1997-03-11 1998-11-13 Reflective ferroelectric liquid crystal display

Country Status (8)

Country Link
US (1) US6606134B1 (ja)
EP (1) EP0864912B1 (ja)
JP (1) JPH10274767A (ja)
KR (1) KR100486068B1 (ja)
CN (1) CN1139836C (ja)
DE (1) DE59801417D1 (ja)
HK (1) HK1010918A1 (ja)
SG (1) SG66443A1 (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100320102B1 (ko) * 1998-11-21 2002-04-22 김원대 수직배향된나선변형강유전성액정표시장치
DE19941079A1 (de) * 1999-08-30 2001-03-01 Deutsche Telekom Ag Vorrichtung und Verfahren zum temperaturunabhängigen Betrieb von elektrooptischen Schaltern auf der Gundlage ferroelektrischer Flüssigkeitskristalle mit deformierter Helix
KR100383542B1 (ko) * 2000-10-04 2003-05-12 주식회사 네오텍리서치 횡전극 배열 구조를 이용한 스멕틱 액정 표시장치
KR20050007113A (ko) * 2003-07-09 2005-01-17 삼성전자주식회사 강유전 액정 소자의 액정 배향 방법
WO2008100518A1 (en) * 2007-02-13 2008-08-21 Ntera Limited Voltage feedback circuit for active matrix reflective display devices
US20100171921A1 (en) * 2009-01-06 2010-07-08 Industrial Technology Research Institute Liquid crystal display
CN108139636A (zh) * 2015-10-30 2018-06-08 夏普株式会社 切换反射镜面板及切换反射镜元件

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3960438A (en) * 1972-12-01 1976-06-01 Honeywell Inc. Reflective displays
GB1562391A (en) * 1975-10-04 1980-03-12 Marconi Co Ltd Liquid crystal display arrangements
JPS58173718A (ja) * 1982-04-07 1983-10-12 Hitachi Ltd 液晶光変調素子およびその製造方法
JPS61290420A (ja) * 1985-06-18 1986-12-20 Alps Electric Co Ltd 液晶表示素子
EP0263225B1 (en) * 1986-10-07 1992-04-08 S.A.R.L. S.T. Lagerwall A device for submicrosecond electro-optic modulation in the liquid crystal smectic-a phase
DE3876059D1 (de) 1987-09-18 1992-12-24 Hoffmann La Roche Ferroelektrische fluessigkristallzelle.
US5847790A (en) * 1989-02-16 1998-12-08 S.T. Lagerwall S.A.R.L. Liquid crystal devices using a linear electro-optic effect
JP2651026B2 (ja) * 1989-09-20 1997-09-10 株式会社日立製作所 液晶表示装置
US5168381A (en) * 1989-10-30 1992-12-01 University Research Corporation Smectic liquid crystal devices using SSFLC and electroclinic effect based cells
US5132826A (en) * 1989-10-30 1992-07-21 The University Of Colorado Foundation, Inc. Ferroelectric liquid crystal tunable filters and color generation
US5539555A (en) 1990-07-20 1996-07-23 Displaytech, Inc. High contrast distorted helex effect electro-optic devices and tight ferroelectric pitch ferroelectric liquid crystal compositions useful therein
JPH04124615A (ja) * 1990-09-17 1992-04-24 Idemitsu Kosan Co Ltd 液晶光学素子
US5552911A (en) * 1992-10-19 1996-09-03 Canon Kabushiki Kaisha Color liquid crystal display device having varying cell thickness and varying pixel areas
KR970007422A (ko) * 1995-07-06 1997-02-21 이우복 이중 표면 안정화 강유전성 액정 디스플레이 및 그 제조방법
US5818548A (en) 1995-11-07 1998-10-06 Rolic Ag Ferroelectric liquid crystal display in which the switching angle does not exceed ± 22.5°
US5710571A (en) * 1995-11-13 1998-01-20 Industrial Technology Research Institute Non-overlapped scanning for a liquid crystal display

Also Published As

Publication number Publication date
EP0864912A1 (de) 1998-09-16
CN1193126A (zh) 1998-09-16
KR19980080131A (ko) 1998-11-25
US6606134B1 (en) 2003-08-12
EP0864912B1 (de) 2001-09-12
KR100486068B1 (ko) 2005-07-18
JPH10274767A (ja) 1998-10-13
SG66443A1 (en) 1999-07-20
CN1139836C (zh) 2004-02-25
DE59801417D1 (de) 2001-10-18

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20070310