HK1011090A1 - Ferroelectric liquid crystal display - Google Patents

Ferroelectric liquid crystal display

Info

Publication number
HK1011090A1
HK1011090A1 HK98111960A HK98111960A HK1011090A1 HK 1011090 A1 HK1011090 A1 HK 1011090A1 HK 98111960 A HK98111960 A HK 98111960A HK 98111960 A HK98111960 A HK 98111960A HK 1011090 A1 HK1011090 A1 HK 1011090A1
Authority
HK
Hong Kong
Prior art keywords
liquid crystal
crystal display
ferroelectric liquid
ferroelectric
display
Prior art date
Application number
HK98111960A
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 HK1011090A1 publication Critical patent/HK1011090A1/xx

Links

Classifications

    • 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
    • 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
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • G02F1/13471—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-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
    • G02F1/141—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
    • G02F2203/00—Function characteristic
    • G02F2203/30—Gray scale
    • 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
    • G09G2300/02—Composition of display devices
    • G09G2300/023—Display panel composed of stacked panels

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
HK98111960A 1995-11-07 1998-11-13 Ferroelectric liquid crystal display HK1011090A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH314395 1995-11-07

Publications (1)

Publication Number Publication Date
HK1011090A1 true HK1011090A1 (en) 1999-07-02

Family

ID=4249537

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98111960A HK1011090A1 (en) 1995-11-07 1998-11-13 Ferroelectric liquid crystal display

Country Status (7)

Country Link
US (1) US5818548A (fr)
EP (1) EP0773467B1 (fr)
JP (1) JPH09281527A (fr)
CN (1) CN1129806C (fr)
DE (1) DE59610807D1 (fr)
HK (1) HK1011090A1 (fr)
SG (1) SG60021A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6078374A (en) * 1995-04-07 2000-06-20 Colorlink, Inc. Spatially switched achromatic compound retarder
US6380997B1 (en) 1995-04-07 2002-04-30 Colorlink, Inc. Achromatic polarization inverters for displaying inverse frames in DC balanced liquid crystal displays
US6606134B1 (en) 1997-03-11 2003-08-12 Rolic Ag Reflective ferroelectric liquid crystal display and projection system
JP2011154269A (ja) * 2010-01-28 2011-08-11 Lg Display Co Ltd 液晶表示素子およびその製造方法
KR20140024354A (ko) * 2011-03-30 2014-02-28 라헤짜르 코미토프 고속 스위칭 이중 셀 액정 디바이스
US10451948B2 (en) 2015-01-20 2019-10-22 The Hong Kong University Of Science And Technology Standing helix ferroelectric liquid crystal display cell

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1562391A (en) * 1975-10-04 1980-03-12 Marconi Co Ltd Liquid crystal display arrangements
EP0309774B1 (fr) * 1987-09-18 1992-11-19 F. Hoffmann-La Roche Ag Cellule à cristal liquide ferro-électrique
JPH07104506B2 (ja) * 1989-03-14 1995-11-13 スタンレー電気株式会社 強誘電性液晶パネル
JPH0548272Y2 (fr) * 1989-06-30 1993-12-22
US5457551A (en) * 1993-10-08 1995-10-10 Planar Systems, Inc. Frame response compensated, video rate addressable liquid crystal passive matrix display system
US5477354A (en) * 1994-11-21 1995-12-19 Rockwell International Corporation Ferroelectric liquid crystal phase-only modulator with one ferroelectric liquid crystal spatial light modulator's smectic layers orthogonal to another's

Also Published As

Publication number Publication date
SG60021A1 (en) 1999-02-22
JPH09281527A (ja) 1997-10-31
US5818548A (en) 1998-10-06
EP0773467A1 (fr) 1997-05-14
DE59610807D1 (de) 2003-12-11
EP0773467B1 (fr) 2003-11-05
CN1129806C (zh) 2003-12-03
CN1159004A (zh) 1997-09-10

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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: 20071031