GB1518249A - Electrochromic displays - Google Patents

Electrochromic displays

Info

Publication number
GB1518249A
GB1518249A GB5303576A GB5303576A GB1518249A GB 1518249 A GB1518249 A GB 1518249A GB 5303576 A GB5303576 A GB 5303576A GB 5303576 A GB5303576 A GB 5303576A GB 1518249 A GB1518249 A GB 1518249A
Authority
GB
United Kingdom
Prior art keywords
display
rows
electrodes
erase
pulses
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
GB5303576A
Other languages
English (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.)
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
Priority to GB5303576A priority Critical patent/GB1518249A/en
Priority to FR7734666A priority patent/FR2374703B2/fr
Priority to IT2956977A priority patent/IT1113790B/it
Priority to DE19772751870 priority patent/DE2751870C3/de
Priority to AR27011177A priority patent/AR216115A1/es
Priority to BR7708458A priority patent/BR7708458A/pt
Publication of GB1518249A publication Critical patent/GB1518249A/en
Expired 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
    • G09G3/38—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 electrochromic devices
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
GB5303576A 1976-12-20 1976-12-20 Electrochromic displays Expired GB1518249A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB5303576A GB1518249A (en) 1976-12-20 1976-12-20 Electrochromic displays
FR7734666A FR2374703B2 (enrdf_load_stackoverflow) 1976-12-20 1977-11-10
IT2956977A IT1113790B (it) 1976-12-20 1977-11-11 Unita' di visualizzazione elettrocromica
DE19772751870 DE2751870C3 (de) 1976-12-20 1977-11-21 Verfahren zum Betrieb einer elektrochromen Anzeigetafel mit Erholung der Farblösungskonzentrationsdauer
AR27011177A AR216115A1 (es) 1976-12-20 1977-11-24 Aparato de visualizacion electrocromatico
BR7708458A BR7708458A (pt) 1976-12-20 1977-12-20 Melhoramento no processo de operacao de dispositivo de exibicao eletrocromica

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5303576A GB1518249A (en) 1976-12-20 1976-12-20 Electrochromic displays

Publications (1)

Publication Number Publication Date
GB1518249A true GB1518249A (en) 1978-07-19

Family

ID=10466365

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5303576A Expired GB1518249A (en) 1976-12-20 1976-12-20 Electrochromic displays

Country Status (6)

Country Link
AR (1) AR216115A1 (enrdf_load_stackoverflow)
BR (1) BR7708458A (enrdf_load_stackoverflow)
DE (1) DE2751870C3 (enrdf_load_stackoverflow)
FR (1) FR2374703B2 (enrdf_load_stackoverflow)
GB (1) GB1518249A (enrdf_load_stackoverflow)
IT (1) IT1113790B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002056107A3 (en) * 2001-01-12 2003-01-23 Koninkl Philips Electronics Nv Light switching device with reset

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0084604A1 (en) * 1982-01-25 1983-08-03 American Cyanamid Company Thin film transistor-driven electrochromic display and system
EP0084603A1 (en) * 1982-01-25 1983-08-03 American Cyanamid Company Multiplexing driving method and system for an electrochromic display

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1594584A (enrdf_load_stackoverflow) * 1968-09-12 1970-06-08
CH338272A4 (enrdf_load_stackoverflow) * 1972-03-08 1974-11-29
US3987433A (en) * 1975-09-02 1976-10-19 Timex Corporation Electrochromic display driver having interleaved write and erase operations

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002056107A3 (en) * 2001-01-12 2003-01-23 Koninkl Philips Electronics Nv Light switching device with reset
US6654154B2 (en) 2001-01-12 2003-11-25 Koninklijke Philips Electronics N.V. Light switching device with reset

Also Published As

Publication number Publication date
DE2751870A1 (de) 1978-06-22
FR2374703B2 (enrdf_load_stackoverflow) 1980-11-28
FR2374703A2 (enrdf_load_stackoverflow) 1978-07-13
DE2751870C3 (de) 1980-05-22
DE2751870B2 (de) 1979-08-30
BR7708458A (pt) 1978-11-21
IT1113790B (it) 1986-01-20
AR216115A1 (es) 1979-11-30

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee