GB2041615B - Electrochromic displays - Google Patents

Electrochromic displays

Info

Publication number
GB2041615B
GB2041615B GB8004798A GB8004798A GB2041615B GB 2041615 B GB2041615 B GB 2041615B GB 8004798 A GB8004798 A GB 8004798A GB 8004798 A GB8004798 A GB 8004798A GB 2041615 B GB2041615 B GB 2041615B
Authority
GB
United Kingdom
Prior art keywords
electrode
segments
counter
display
electrolyte
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
GB8004798A
Other languages
English (en)
Other versions
GB2041615A (en
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.)
Ebauches SA
Original Assignee
Ebauches 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 Ebauches SA filed Critical Ebauches SA
Publication of GB2041615A publication Critical patent/GB2041615A/en
Application granted granted Critical
Publication of GB2041615B publication Critical patent/GB2041615B/en
Expired legal-status Critical Current

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 
    • G02F1/15—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
    • G02F1/163—Operation of electrochromic cells, e.g. electrodeposition cells; Circuit arrangements therefor
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0023—Visual time or date indication means by light valves in general
    • G04G9/0029—Details
    • G04G9/0047—Details electrical, e.g. selection or application of the operating voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
GB8004798A 1979-02-16 1980-02-13 Electrochromic displays Expired GB2041615B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH153579A CH628200B (fr) 1979-02-16 1979-02-16 Procede d'alimentation et de commande de cellules d'affichage electrochromique.

Publications (2)

Publication Number Publication Date
GB2041615A GB2041615A (en) 1980-09-10
GB2041615B true GB2041615B (en) 1982-11-17

Family

ID=4212693

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8004798A Expired GB2041615B (en) 1979-02-16 1980-02-13 Electrochromic displays

Country Status (6)

Country Link
US (1) US4412215A (https=)
JP (1) JPS55156993A (https=)
CH (1) CH628200B (https=)
DE (1) DE3003350C2 (https=)
FR (1) FR2449292A1 (https=)
GB (1) GB2041615B (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4443062A (en) * 1979-09-18 1984-04-17 Citizen Watch Company Limited Multi-layer display device with nonactive display element groups
FR2552578B1 (fr) * 1983-09-26 1985-12-13 Pflieger Roger Dispositif compensateur du moment de basculement d'un appareil optique pose sur une plate-forme de trepied
US4667256A (en) * 1985-11-25 1987-05-19 Eastman Kodak Company Circuit for electro-optic modulators
FR2666804B1 (fr) * 1990-09-14 1993-05-28 Saint Gobain Vitrage Int Vitrage electrochrome.
JP2010529488A (ja) 2007-06-01 2010-08-26 クロモゲニクス アクティエボラーグ エレクトロクロミックデバイスの制御
US10331207B1 (en) 2013-03-15 2019-06-25 John Castle Simmons Light management for image and data control

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH338272A4 (https=) * 1972-03-08 1974-11-29
JPS51135499A (en) * 1975-05-20 1976-11-24 Seiko Epson Corp Liquid crystal display unit
US4074256A (en) * 1975-08-20 1978-02-14 Citizen Watch Company Limited Driver circuit for driving electrochromic display device
JPS52128099A (en) * 1976-04-20 1977-10-27 Citizen Watch Co Ltd Electrochemical color production display device
CH609468A5 (https=) * 1976-05-24 1979-02-28 Sharp Kk
JPS539135A (en) * 1976-07-13 1978-01-27 Matsushita Electric Ind Co Ltd Electrochromic display device
JPS5922949B2 (ja) * 1976-09-03 1984-05-30 シャープ株式会社 表示装置の駆動方式
JPS5945998B2 (ja) * 1976-09-10 1984-11-09 シチズン時計株式会社 電子光学的表示体の駆動回路
GB1513999A (en) * 1976-12-22 1978-06-14 Ibm Electrochromic display device
US4117353A (en) * 1976-12-23 1978-09-26 General Electric Company Controlled current sink
JPS6024950B2 (ja) * 1977-06-16 1985-06-15 シャープ株式会社 エレクトロクロミツク表示素子の駆動回路
JPS5816166B2 (ja) * 1977-06-14 1983-03-30 シャープ株式会社 エレクトロクロミック表示素子の駆動方法
US4364041A (en) * 1978-07-12 1982-12-14 Sharp Kabushiki Kaisha Contrast controllable electrochromic display driver circuit

Also Published As

Publication number Publication date
DE3003350A1 (de) 1980-08-21
GB2041615A (en) 1980-09-10
JPS55156993A (en) 1980-12-06
US4412215A (en) 1983-10-25
FR2449292B1 (https=) 1985-01-04
DE3003350C2 (de) 1984-01-12
CH628200B (fr)
FR2449292A1 (fr) 1980-09-12
CH628200GA3 (https=) 1982-02-26
JPS6259316B2 (https=) 1987-12-10

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee