FR2293021B2 - - Google Patents
Info
- Publication number
- FR2293021B2 FR2293021B2 FR7439150A FR7439150A FR2293021B2 FR 2293021 B2 FR2293021 B2 FR 2293021B2 FR 7439150 A FR7439150 A FR 7439150A FR 7439150 A FR7439150 A FR 7439150A FR 2293021 B2 FR2293021 B2 FR 2293021B2
- Authority
- FR
- France
- 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
Links
Classifications
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- 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
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- 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
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Optics & Photonics (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7439150A FR2293021A2 (fr) | 1974-11-29 | 1974-11-29 | Appareil utilisant l'electrochromisme |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7439150A FR2293021A2 (fr) | 1974-11-29 | 1974-11-29 | Appareil utilisant l'electrochromisme |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2293021A2 FR2293021A2 (fr) | 1976-06-25 |
FR2293021B2 true FR2293021B2 (fr) | 1979-10-12 |
Family
ID=9145379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7439150A Granted FR2293021A2 (fr) | 1974-11-29 | 1974-11-29 | Appareil utilisant l'electrochromisme |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2293021A2 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1513999A (en) * | 1976-12-22 | 1978-06-14 | Ibm | Electrochromic display device |
US4389659A (en) * | 1980-09-17 | 1983-06-21 | Xerox Corporation | Electro-optic line printer |
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1974
- 1974-11-29 FR FR7439150A patent/FR2293021A2/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2293021A2 (fr) | 1976-06-25 |