CA1075799A - Erasable visual image display device - Google Patents

Erasable visual image display device

Info

Publication number
CA1075799A
CA1075799A CA277,283A CA277283A CA1075799A CA 1075799 A CA1075799 A CA 1075799A CA 277283 A CA277283 A CA 277283A CA 1075799 A CA1075799 A CA 1075799A
Authority
CA
Canada
Prior art keywords
electrode
electrodes
permselective membrane
display device
image display
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
Application number
CA277,283A
Other languages
English (en)
French (fr)
Inventor
Hajime Seki
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA1075799A publication Critical patent/CA1075799A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K9/00—Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
    • C09K9/02—Organic tenebrescent materials
    • 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 
    • G02F1/15—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 an electrochromic effect
    • G02F1/1514—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 an electrochromic effect characterised by the electrochromic material, e.g. by the electrodeposited material
    • G02F1/1516—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 an electrochromic effect characterised by the electrochromic material, e.g. by the electrodeposited material comprising organic material

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
CA277,283A 1976-05-17 1977-04-29 Erasable visual image display device Expired CA1075799A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/686,974 US4033673A (en) 1976-05-17 1976-05-17 Erasable visual image display device

Publications (1)

Publication Number Publication Date
CA1075799A true CA1075799A (en) 1980-04-15

Family

ID=24758512

Family Applications (1)

Application Number Title Priority Date Filing Date
CA277,283A Expired CA1075799A (en) 1976-05-17 1977-04-29 Erasable visual image display device

Country Status (6)

Country Link
US (1) US4033673A (US06346242-20020212-C00066.png)
JP (1) JPS52140352A (US06346242-20020212-C00066.png)
CA (1) CA1075799A (US06346242-20020212-C00066.png)
DE (1) DE2721600A1 (US06346242-20020212-C00066.png)
FR (1) FR2352363A1 (US06346242-20020212-C00066.png)
GB (1) GB1535684A (US06346242-20020212-C00066.png)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4093358A (en) * 1976-12-27 1978-06-06 International Business Machines Corporation High efficiency electrochromic display device
US4120568A (en) * 1977-01-12 1978-10-17 Optel Corporation Electrochromic cell with protective overcoat layer
US4142783A (en) * 1977-05-31 1979-03-06 International Business Machines Corporation Reversible electrochromic display device having memory
JPS58193804A (ja) * 1982-05-08 1983-11-11 Okura Yusoki Co Ltd 昇降装置
JPS597982A (ja) * 1982-07-07 1984-01-17 Canon Inc 画像表示装置
US4636787A (en) * 1982-07-19 1987-01-13 Canon Kabushiki Kaisha Image display apparatus
US4599614A (en) * 1983-09-13 1986-07-08 Sumx Corporation Photoelectrochromic display
JPS61138925A (ja) * 1984-12-12 1986-06-26 Tokuyama Soda Co Ltd エレクトロクロミツクデイスプレイ素子
US4871236A (en) * 1985-09-18 1989-10-03 Kabushiki Kaisha Toshiba Organic thin film display element
US4789965A (en) * 1986-10-31 1988-12-06 The University Of Utah Methods and compositions for recording optical information employing molecular pseudorotation
JPS6433536A (en) * 1987-07-29 1989-02-03 Sony Corp Electrochromic display device
US5473340A (en) * 1990-09-27 1995-12-05 The United States Of America As Represented By The Secretary Of The Navy Apparatus for displaying a multi-color pattern
US5260606A (en) * 1992-01-31 1993-11-09 Litton Systems Canada Limited High efficiency squarewave voltage driver
AU2003220666A1 (en) * 2002-04-05 2003-10-27 Powerzyme, Inc. Light detector

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3453038A (en) * 1966-06-15 1969-07-01 Du Pont Compartmented electrochromic device
US3589896A (en) * 1968-05-27 1971-06-29 Us Air Force Electro-optical article employing electrochromic and photoconductive materials
US3840288A (en) * 1973-07-30 1974-10-08 Optel Corp Electrochromic display having electro-catalyst
JPS50141328A (US06346242-20020212-C00066.png) * 1974-01-12 1975-11-13

Also Published As

Publication number Publication date
FR2352363B1 (US06346242-20020212-C00066.png) 1980-03-28
JPS5725810B2 (US06346242-20020212-C00066.png) 1982-06-01
US4033673A (en) 1977-07-05
FR2352363A1 (fr) 1977-12-16
GB1535684A (en) 1978-12-13
JPS52140352A (en) 1977-11-22
DE2721600A1 (de) 1977-11-24

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Legal Events

Date Code Title Description
MKEX Expiry