FR2851683B1 - Dispositif et procede perfectionnes d'affichage a cristal liquide nematique bistable - Google Patents

Dispositif et procede perfectionnes d'affichage a cristal liquide nematique bistable

Info

Publication number
FR2851683B1
FR2851683B1 FR0302074A FR0302074A FR2851683B1 FR 2851683 B1 FR2851683 B1 FR 2851683B1 FR 0302074 A FR0302074 A FR 0302074A FR 0302074 A FR0302074 A FR 0302074A FR 2851683 B1 FR2851683 B1 FR 2851683B1
Authority
FR
France
Prior art keywords
liquid crystal
display device
crystal display
nematic liquid
bistable nematic
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
FR0302074A
Other languages
English (en)
Other versions
FR2851683A1 (fr
Inventor
Jacques Angele
Lagarde Philippe Martinot
Romain Vercelletto
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 FR0302074A priority Critical patent/FR2851683B1/fr
Priority to JP2006502502A priority patent/JP4802090B2/ja
Priority to PCT/IB2004/001028 priority patent/WO2004075156A1/fr
Priority to EP04712640A priority patent/EP1602099A1/fr
Priority to US10/545,940 priority patent/US7724221B2/en
Priority to TW093104140A priority patent/TWI364743B/zh
Publication of FR2851683A1 publication Critical patent/FR2851683A1/fr
Application granted granted Critical
Publication of FR2851683B1 publication Critical patent/FR2851683B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3622—Control of matrices with row and column drivers using a passive matrix
    • G09G3/3629—Control of matrices with row and column drivers using a passive matrix using liquid crystals having memory effects, e.g. ferroelectric liquid crystals
    • 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
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0469—Details of the physics of pixel operation
    • G09G2300/0478—Details of the physics of pixel operation related to liquid crystal pixels
    • G09G2300/0482—Use of memory effects in nematic liquid crystals
    • G09G2300/0486—Cholesteric liquid crystals, including chiral-nematic liquid crystals, with transitions between focal conic, planar, and homeotropic states
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/06—Details of flat display driving waveforms
    • G09G2310/066—Waveforms comprising a gently increasing or decreasing portion, e.g. ramp
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02—Details of power systems and of start or stop of display operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
FR0302074A 2003-02-20 2003-02-20 Dispositif et procede perfectionnes d'affichage a cristal liquide nematique bistable Expired - Fee Related FR2851683B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR0302074A FR2851683B1 (fr) 2003-02-20 2003-02-20 Dispositif et procede perfectionnes d'affichage a cristal liquide nematique bistable
JP2006502502A JP4802090B2 (ja) 2003-02-20 2004-02-19 改善された双安定性ネマティック液晶ディスプレイ方法およびデバイス
PCT/IB2004/001028 WO2004075156A1 (fr) 2003-02-20 2004-02-19 Procede et dispositif d'affichage a cristaux liquides nematique bistable ameliore
EP04712640A EP1602099A1 (fr) 2003-02-20 2004-02-19 Procede et dispositif d'affichage a cristaux liquides nematique bistable ameliore
US10/545,940 US7724221B2 (en) 2003-02-20 2004-02-19 Bistable nematic liquid crystal display method and device
TW093104140A TWI364743B (en) 2003-02-20 2004-02-19 Display device comprising a bistable nematic liquid crystal matrix screen with breaking of anchoring and method of electrical control thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0302074A FR2851683B1 (fr) 2003-02-20 2003-02-20 Dispositif et procede perfectionnes d'affichage a cristal liquide nematique bistable

Publications (2)

Publication Number Publication Date
FR2851683A1 FR2851683A1 (fr) 2004-08-27
FR2851683B1 true FR2851683B1 (fr) 2006-04-28

Family

ID=32799447

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0302074A Expired - Fee Related FR2851683B1 (fr) 2003-02-20 2003-02-20 Dispositif et procede perfectionnes d'affichage a cristal liquide nematique bistable

Country Status (6)

Country Link
US (1) US7724221B2 (fr)
EP (1) EP1602099A1 (fr)
JP (1) JP4802090B2 (fr)
FR (1) FR2851683B1 (fr)
TW (1) TWI364743B (fr)
WO (1) WO2004075156A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8736590B2 (en) 2009-03-27 2014-05-27 Qualcomm Mems Technologies, Inc. Low voltage driver scheme for interferometric modulators
US8791897B2 (en) 2004-09-27 2014-07-29 Qualcomm Mems Technologies, Inc. Method and system for writing data to MEMS display elements

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009516229A (ja) * 2005-11-16 2009-04-16 ポリマー、ビジョン、リミテッド 強誘電薄膜トランジスタに基づくピクセルを有するアクティブマトリクスディスプレイをアドレス指定するための方法
US8194056B2 (en) 2006-02-09 2012-06-05 Qualcomm Mems Technologies Inc. Method and system for writing data to MEMS display elements
TWI352322B (en) * 2006-07-19 2011-11-11 Prime View Int Co Ltd Drive apparatus for bistable displayer and method
TWI336461B (en) * 2007-03-15 2011-01-21 Au Optronics Corp Liquid crystal display and pulse adjustment circuit thereof
JP2008257047A (ja) * 2007-04-06 2008-10-23 Nano Loa Inc 液晶デバイスおよび液晶デバイスの駆動方法
WO2010021206A1 (fr) * 2008-08-19 2010-02-25 セイコーインスツル株式会社 Procédé et dispositif pour piloter un dispositif d'affichage nématique, bistable, à matrice de points
WO2010095686A1 (fr) * 2009-02-19 2010-08-26 セイコーインスツル株式会社 Procede d'entraînement d'afficheur a matrice par point utilisant des cristaux liquides nematiques bistables
TWI402818B (zh) * 2009-11-02 2013-07-21 Wintek Corp 液晶顯示器的驅動方法
TWI406223B (zh) * 2009-12-15 2013-08-21 Prime View Int Co Ltd 雙穩態顯示器的畫素驅動方法
CN102208175B (zh) * 2010-03-29 2016-01-20 精工电子有限公司 双稳定型液晶显示装置的驱动方法
JP2012137575A (ja) * 2010-12-27 2012-07-19 Hitachi Chem Co Ltd 懸濁粒子装置，懸濁粒子装置を用いた調光装置及びそれらの駆動方法
EP2923371A4 (fr) * 2012-11-23 2016-08-24 Mega Act Technologies Holding Ltd Procédé et appareil de communication de données par le biais de lignes électriques
CN117690391A (zh) * 2024-01-18 2024-03-12 东莞捷璞电子科技有限公司 识别eft干扰以刷新lcd的方法和电子设备

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9302997D0 (en) * 1993-02-15 1993-03-31 Secr Defence Multiplex addressing of ferro-electric liquid crystal displays
US6154190A (en) * 1995-02-17 2000-11-28 Kent State University Dynamic drive methods and apparatus for a bistable liquid crystal display
GB9510612D0 (en) * 1995-05-25 1995-07-19 Central Research Lab Ltd Improvements in or relating to the addressing of liquid crystal displays
FR2740894B1 (fr) * 1995-11-08 1998-01-23 Centre Nat Rech Scient Dispositif d'affichage perfectionne a base de cristaux liquides et a effet bistable
JPH10239662A (ja) * 1997-03-03 1998-09-11 Toshiba Corp 液晶表示装置
US6133895A (en) * 1997-06-04 2000-10-17 Kent Displays Incorporated Cumulative drive scheme and method for a liquid crystal display
WO1999005563A1 (fr) * 1997-07-25 1999-02-04 Seiko Epson Corporation Afficheur et dispositif electronique comportant un tel afficheur
GB9718369D0 (en) * 1997-08-29 1997-11-05 Sharp Kk Multiplexing Method and Apparatus
JP3583265B2 (ja) * 1997-09-12 2004-11-04 株式会社リコー 液晶表示素子の駆動方法及び液晶表示装置
US6278429B1 (en) * 1998-09-11 2001-08-21 Kent State University Bistable reflective cholesteric liquid crystal displays utilizing super twisted nematic driver chips
FR2808890B1 (fr) * 2000-05-12 2002-08-09 Nemoptic Dispositif bistable d'affichage en reflexion avec contraste inverse
GB0022055D0 (en) * 2000-09-07 2000-10-25 Secr Defence Addressing multistable nematic liquid crystal devices
US7696971B2 (en) * 2001-05-15 2010-04-13 The Hong Kong University Of Science And Technology Method, materials and apparatus for driving gray-scale bistable cholesteric displays
US6911965B2 (en) * 2003-01-28 2005-06-28 Kent Displays Incorporated Waveform sequencing method and apparatus for a bistable cholesteric liquid crystal display

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8791897B2 (en) 2004-09-27 2014-07-29 Qualcomm Mems Technologies, Inc. Method and system for writing data to MEMS display elements
US8736590B2 (en) 2009-03-27 2014-05-27 Qualcomm Mems Technologies, Inc. Low voltage driver scheme for interferometric modulators

Also Published As

Publication number Publication date
TWI364743B (en) 2012-05-21
US7724221B2 (en) 2010-05-25
JP4802090B2 (ja) 2011-10-26
JP2006518479A (ja) 2006-08-10
US20060152458A1 (en) 2006-07-13
WO2004075156A1 (fr) 2004-09-02
FR2851683A1 (fr) 2004-08-27
TW200501030A (en) 2005-01-01
WO2004075156B1 (fr) 2004-12-09
EP1602099A1 (fr) 2005-12-07

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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: 20151030