FR2874446B1 - Afficheur a cristal liquide perfectionne notamment par suppression d'effets nefastes sur les bords de zones adressees - Google Patents

Afficheur a cristal liquide perfectionne notamment par suppression d'effets nefastes sur les bords de zones adressees

Info

Publication number
FR2874446B1
FR2874446B1 FR0408920A FR0408920A FR2874446B1 FR 2874446 B1 FR2874446 B1 FR 2874446B1 FR 0408920 A FR0408920 A FR 0408920A FR 0408920 A FR0408920 A FR 0408920A FR 2874446 B1 FR2874446 B1 FR 2874446B1
Authority
FR
France
Prior art keywords
edges
liquid crystal
crystal display
negative effects
removing negative
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
FR0408920A
Other languages
English (en)
Other versions
FR2874446A1 (fr
Inventor
Cecile Barron
Sebastien Perny
Lorenzo Bajic
Ivan Dozov
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.)
France Brevets SAS
Original Assignee
Nemoptic SA
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 Nemoptic SA filed Critical Nemoptic SA
Priority to FR0408920A priority Critical patent/FR2874446B1/fr
Priority to PCT/FR2005/002076 priority patent/WO2006021681A1/fr
Priority to US11/660,342 priority patent/US7812903B2/en
Priority to JP2007526508A priority patent/JP2008510196A/ja
Priority to EP05795943A priority patent/EP1784807A1/fr
Publication of FR2874446A1 publication Critical patent/FR2874446A1/fr
Application granted granted Critical
Publication of FR2874446B1 publication Critical patent/FR2874446B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G02F1/1391—Bistable or multi-stable liquid crystal cells
FR0408920A 2004-08-17 2004-08-17 Afficheur a cristal liquide perfectionne notamment par suppression d'effets nefastes sur les bords de zones adressees Expired - Fee Related FR2874446B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0408920A FR2874446B1 (fr) 2004-08-17 2004-08-17 Afficheur a cristal liquide perfectionne notamment par suppression d'effets nefastes sur les bords de zones adressees
PCT/FR2005/002076 WO2006021681A1 (fr) 2004-08-17 2005-08-11 Afficheur a cristal liquide perfectionne notamment par suppression d'effets nefastes sur les bords de zones adressees
US11/660,342 US7812903B2 (en) 2004-08-17 2005-08-11 Liquid crystal display enhanced in particular by elimination of harmful effects on the edges of addressed zones
JP2007526508A JP2008510196A (ja) 2004-08-17 2005-08-11 アドレス指定された領域のエッジに対する悪影響を排除することにより機能が高められた液晶ディスプレイ
EP05795943A EP1784807A1 (fr) 2004-08-17 2005-08-11 Afficheur a cristal liquide perfectionne notamment par suppression d'effets nefastes sur les bords de zones adressees

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0408920A FR2874446B1 (fr) 2004-08-17 2004-08-17 Afficheur a cristal liquide perfectionne notamment par suppression d'effets nefastes sur les bords de zones adressees

Publications (2)

Publication Number Publication Date
FR2874446A1 FR2874446A1 (fr) 2006-02-24
FR2874446B1 true FR2874446B1 (fr) 2007-01-12

Family

ID=34947277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0408920A Expired - Fee Related FR2874446B1 (fr) 2004-08-17 2004-08-17 Afficheur a cristal liquide perfectionne notamment par suppression d'effets nefastes sur les bords de zones adressees

Country Status (5)

Country Link
US (1) US7812903B2 (fr)
EP (1) EP1784807A1 (fr)
JP (1) JP2008510196A (fr)
FR (1) FR2874446B1 (fr)
WO (1) WO2006021681A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2924520A1 (fr) * 2007-02-21 2009-06-05 Nemoptic Sa Dispositif afficheur a cristal liquide comprenant des moyens perfectionnes de commutation.

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936816A (en) * 1972-11-02 1976-02-03 Dai Nippon Toryo Kabushiki Kaisha Flat display system
JP2605003B2 (ja) * 1984-05-25 1997-04-30 旭硝子株式会社 ネジレネマチツク液晶表示装置
JPS6167020A (ja) * 1984-09-10 1986-04-07 Sharp Corp 液晶表示素子
JPS61140981A (ja) * 1984-12-12 1986-06-28 シャープ株式会社 液晶表示パネル
JPH0242418A (ja) * 1988-08-02 1990-02-13 Nippon New Kuroomu Kk 透過型液晶表示素子および透過型カラー液晶表示素子
JPH03233427A (ja) * 1989-02-02 1991-10-17 Sharp Corp 強誘電性液晶素子
US5132816A (en) * 1989-02-02 1992-07-21 Sharp Kabushiki Kaisha Ferroelectric liquid crystal device and method of manufacturing the same
KR100412933B1 (ko) * 1995-09-14 2004-03-22 가부시끼가이샤 히다치 세이사꾸쇼 액티브매트릭스형액정표시장치
JPH09197424A (ja) * 1996-01-23 1997-07-31 Canon Inc 液晶素子及びその製造方法
JP3471591B2 (ja) * 1997-01-24 2003-12-02 松下電器産業株式会社 反射型液晶素子及びその製造方法
JPH1184431A (ja) * 1997-09-16 1999-03-26 Canon Inc 液晶素子及びその製造方法
US6295109B1 (en) * 1997-12-26 2001-09-25 Sharp Kabushiki Kaisha LCD with plurality of pixels having reflective and transmissive regions
JP2000275646A (ja) * 1999-03-24 2000-10-06 Nec Corp 液晶表示装置
KR100498630B1 (ko) * 1999-09-01 2005-07-01 엘지.필립스 엘시디 주식회사 액정표시장치
US20030184703A1 (en) * 2000-01-21 2003-10-02 Greene Raymond G. Construction of large, robust, monolithic and monolithic-like, AMLCD displays with wide view angle
CN1181382C (zh) * 2000-04-03 2004-12-22 皇家菲利浦电子有限公司 显示器件
US7224417B2 (en) * 2001-05-04 2007-05-29 Nemoptic Nematic liquid crystal bistable display device with grey level
JP2003066433A (ja) * 2001-08-28 2003-03-05 Hitachi Ltd 液晶表示装置
FR2829244B1 (fr) * 2001-08-29 2004-09-10 Nemoptic Dispositif d'affichage bistable a cristal liquide nematique a masque optique perfectionne

Also Published As

Publication number Publication date
WO2006021681A1 (fr) 2006-03-02
JP2008510196A (ja) 2008-04-03
US20080303992A1 (en) 2008-12-11
FR2874446A1 (fr) 2006-02-24
EP1784807A1 (fr) 2007-05-16
US7812903B2 (en) 2010-10-12

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Legal Events

Date Code Title Description
CL Concession to grant licences
TP Transmission of property

Owner name: FRANCE BREVETS, FR

Effective date: 20130315

ST Notification of lapse

Effective date: 20150430