ES2053486T3 - Dispositivo de modulacion optica. - Google Patents

Dispositivo de modulacion optica.

Info

Publication number
ES2053486T3
ES2053486T3 ES87112253T ES87112253T ES2053486T3 ES 2053486 T3 ES2053486 T3 ES 2053486T3 ES 87112253 T ES87112253 T ES 87112253T ES 87112253 T ES87112253 T ES 87112253T ES 2053486 T3 ES2053486 T3 ES 2053486T3
Authority
ES
Spain
Prior art keywords
voltage
polarity
supply
reference potential
electrode
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 - Lifetime
Application number
ES87112253T
Other languages
English (en)
Inventor
Hiroshi Inoue
Masaki Kuribayashi
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.)
Canon Inc
Original Assignee
Canon Inc
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 JP19782687A external-priority patent/JPS63158527A/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of ES2053486T3 publication Critical patent/ES2053486T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/12—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays
    • H04N3/127—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays using liquid crystals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S359/00—Optical: systems and elements
    • Y10S359/90—Methods

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)

Abstract

UN DISPOSITIVO DE MODULACION OPTICA AJUSTADO PARA UNA EXPOSICION ESCALONADA COMPRENDE UNA PRIMERA MEMBRANA CONDUCTORA CONECTADA ELECTRICAMENTE A UN PRIMER ELECTRODO Y A UN SEGUNDO ELECTRODO, Y UNA SEGUNDA MEMBRANA CONDUCTORA SITUADA EN EL LADO OPUESTO DE LA PRIMERA MEMBRQANA CONDUCTORA, UN MATERIAL DE MODULACION OPTICA SITUADO ENTRE LA PRIMERA Y SEGUNDA MEMBRANAS CONDUCTORAS, UNOS MEDIOS MOTRICES PARA A) MONTAR EL PRIMER ELECTRODO EN UN PRIMER POTENCIAL DE REFERENCIA Y ABASTECER EL SEGUNDO ELECTRODO CON UN PRIMER VOLTAJE DE UNA POLARIDAD RELATIVA AL PRIMER POTENCIAL DE REFERENCIA, PARA SUMINISTRAR A LA PRIMERA MEMBRANA CONDUCTORA UN PRIMER GRADIENTE DE POTENCIAL. B) SUMINISTRAR A LA SEGUNDA MEMBRANA CONDUCTORA CON UN PRIMER VOLTAJE DE OTRA POLARIDAD RELATIVA AL PRIMER POTENCIAL DE REFERENCIA EN FASE CON EL PRIMER VOLTAJE DE UNA POLARIDAD, C) MONTAR EL SEGUNDO ELECTRODO EN UN SEGUNDO POTENCIAL DE REFERENCIA Y SUMINISTRAR AL PRIMER ELECTRODO UN SEGUNDO VOLTAJE DE OTRA POLARIDAD RELATIVA ALSEGUNDO POTENCIAL DE REFERENCIA, PARA SUMINISTRAR A LA PRIMERA MEMBRANA CONDUCTORA UN SEGUNDO GRADIENTE DE POTENCIAL. D) SUMINISTRAR A LA SEGUNDA MEMBRANA CONDUCTORA UN SEGUNDO VOLTAJE DE UNA POLARIDAD RELATIVA AL SEGUNDO POTENCIAL DE REFERENCIA EN FASE CON EL SEGUNDO VOLTAJE DE LA OTRA POLARIDAD Y E) MONTAR EL SEGUNDO VOLTAJE DE UNA (O DE OTRA) POLARIDAD PARA SATISFACER UNA CUMPLIDA RELACION CON EL PRIMER VOLTAJE DE LA OTRA ( O UNA) POLARIDAD.
ES87112253T 1986-08-25 1987-08-24 Dispositivo de modulacion optica. Expired - Lifetime ES2053486T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP19840986 1986-08-25
JP19782687A JPS63158527A (ja) 1986-08-25 1987-08-06 光学変調器

Publications (1)

Publication Number Publication Date
ES2053486T3 true ES2053486T3 (es) 1994-08-01

Family

ID=26510588

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87112253T Expired - Lifetime ES2053486T3 (es) 1986-08-25 1987-08-24 Dispositivo de modulacion optica.

Country Status (4)

Country Link
US (1) US4776676A (es)
EP (1) EP0259684B1 (es)
DE (1) DE3750006T2 (es)
ES (1) ES2053486T3 (es)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4906072A (en) * 1986-10-09 1990-03-06 Canon Kabushiki Kaisha Display apparatus and driving method for providing an uniform potential to the electrodes
DE3815399A1 (de) * 1987-05-08 1988-11-17 Seikosha Kk Verfahren zur ansteuerung einer optischen fluessigkristalleinrichtung
US5642128A (en) * 1987-10-02 1997-06-24 Canon Kabushiki Kaisha Display control device
US4896945A (en) * 1987-12-14 1990-01-30 Nippon Telegraph And Telephone Corporation Liquid crystal cell array and method for driving the same
FR2632435B1 (fr) * 1988-06-01 1991-02-15 Maurice Francois Ecran d'affichage permettant de visualiser le contour d'une image et procede de commande d'un tel ecran
EP0416172B1 (en) * 1989-09-08 1996-07-24 Canon Kabushiki Kaisha Information processing system with display panel
EP0430299A3 (en) * 1989-12-01 1992-07-15 Canon Kabushiki Kaisha Liquid crystal device
JP2761128B2 (ja) * 1990-10-31 1998-06-04 富士通株式会社 液晶表示装置
JPH04258924A (ja) * 1991-02-13 1992-09-14 Canon Inc カイラルスメクチック液晶素子およびその製造方法
JPH05150244A (ja) * 1991-02-20 1993-06-18 Canon Inc 強誘電液晶素子
JP2826776B2 (ja) * 1991-02-20 1998-11-18 キヤノン株式会社 強誘電性液晶装置
JP2835787B2 (ja) * 1991-03-22 1998-12-14 キヤノン株式会社 強誘電性液晶素子
JP2737032B2 (ja) * 1991-03-28 1998-04-08 キヤノン株式会社 液晶セル
US5459495A (en) * 1992-05-14 1995-10-17 In Focus Systems, Inc. Gray level addressing for LCDs
JP2847331B2 (ja) * 1991-04-23 1999-01-20 キヤノン株式会社 液晶表示装置
KR100288037B1 (ko) * 1992-09-14 2001-05-02 가나이 쓰도무 표시장치의 구동방법
JP2994169B2 (ja) * 1993-04-09 1999-12-27 日本電気株式会社 アクティブマトリックス型液晶表示装置
US5638195A (en) * 1993-12-21 1997-06-10 Canon Kabushiki Kaisha Liquid crystal display device for improved halftone display
DE69524013T2 (de) * 1994-09-12 2002-06-06 Canon K.K., Tokio/Tokyo Ansteuerung für eine Ferroelectrische Flüsigkristallvorichtung
EP0703561A3 (en) 1994-09-26 1996-12-18 Canon Kk Method and device for controlling a display device
US5808594A (en) * 1994-09-26 1998-09-15 Canon Kabushiki Kaisha Driving method for display device and display apparatus
US5739808A (en) * 1994-10-28 1998-04-14 Canon Kabushiki Kaisha Display control method and apparatus
US5933128A (en) * 1995-05-17 1999-08-03 Canon Kabushiki Kaisha Chiral smectic liquid crystal apparatus and driving method therefor
US6072555A (en) 1996-02-01 2000-06-06 Canon Kabushiki Kaisha Display apparatus capable of gradational display
JPH09325319A (ja) * 1996-06-07 1997-12-16 Sharp Corp 単純マトリクス型液晶表示装置およびその駆動回路
US5862576A (en) * 1997-04-16 1999-01-26 Sikorsky Aircraft Corporation Apparatus for installing a leading-edge sheath onto a helicopter main rotor blade subassembly
US6175345B1 (en) 1997-06-02 2001-01-16 Canon Kabushiki Kaisha Electroluminescence device, electroluminescence apparatus, and production methods thereof
JP3236243B2 (ja) * 1997-06-11 2001-12-10 キヤノン株式会社 エレクトロ・ルミネセンス装置及びその駆動法
US7348953B1 (en) * 1999-11-22 2008-03-25 Semiconductor Energy Laboratory Co., Ltd. Method of driving liquid crystal display device
JP2002236472A (ja) * 2001-02-08 2002-08-23 Semiconductor Energy Lab Co Ltd 液晶表示装置およびその駆動方法
TWI298864B (en) * 2003-04-18 2008-07-11 Himax Tech Inc Driving method fro cholesteric texture liquid crystal display
WO2016070843A1 (en) 2014-11-07 2016-05-12 The Hong Kong University Of Science And Technology Driving scheme for ferroelectric liquid crystal displays

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4139278A (en) * 1975-07-31 1979-02-13 Canon Kabushiki Kaisha Liquid crystal display device
US4516835A (en) * 1976-02-17 1985-05-14 Canon Kabushiki Kaisha Liquid crystal display system
US4193669A (en) * 1977-06-29 1980-03-18 Crystaloid Electronics Company Liquid crystal device for direct display of analog information
GB2067302B (en) * 1980-01-12 1983-06-22 Ferranti Ltd Display apparatus
JPS59129837A (ja) * 1983-01-14 1984-07-26 Canon Inc 時分割電圧印加方法及び装置
US4655561A (en) * 1983-04-19 1987-04-07 Canon Kabushiki Kaisha Method of driving optical modulation device using ferroelectric liquid crystal
US4617646A (en) * 1984-06-29 1986-10-14 International Business Machines Corporation Electric field gradient excited liquid crystal cell having bistability
US4712877A (en) * 1985-01-18 1987-12-15 Canon Kabushiki Kaisha Ferroelectric display panel of varying thickness and driving method therefor
ES2033674T3 (es) * 1985-11-26 1993-04-01 Canon Kabushiki Kaisha Aparato de modulacion optica para un tablero senalizador.

Also Published As

Publication number Publication date
EP0259684A2 (en) 1988-03-16
DE3750006T2 (de) 1994-10-06
EP0259684A3 (en) 1990-08-01
DE3750006D1 (de) 1994-07-14
EP0259684B1 (en) 1994-06-08
US4776676A (en) 1988-10-11

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