DE2723412A1 - Konstantstrom-steuerschaltung fuer elektrochrome segment-anzeigeeinrichtungen - Google Patents
Konstantstrom-steuerschaltung fuer elektrochrome segment-anzeigeeinrichtungenInfo
- Publication number
- DE2723412A1 DE2723412A1 DE19772723412 DE2723412A DE2723412A1 DE 2723412 A1 DE2723412 A1 DE 2723412A1 DE 19772723412 DE19772723412 DE 19772723412 DE 2723412 A DE2723412 A DE 2723412A DE 2723412 A1 DE2723412 A1 DE 2723412A1
- Authority
- DE
- Germany
- Prior art keywords
- segment
- constant current
- control circuit
- display
- current
- 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.)
- Ceased
Links
- 238000004042 decolorization Methods 0.000 claims description 8
- 238000004040 coloring Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000005744 Teer Meer reaction Methods 0.000 claims description 4
- 238000002845 discoloration Methods 0.000 description 23
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- 239000007788 liquid Substances 0.000 description 7
- 239000003792 electrolyte Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- XJGZGUSMZSXHJI-UHFFFAOYSA-N 1-heptyl-4-(1-heptylpyridin-1-ium-4-yl)pyridin-1-ium Chemical compound C1=C[N+](CCCCCCC)=CC=C1C1=CC=[N+](CCCCCCC)C=C1 XJGZGUSMZSXHJI-UHFFFAOYSA-N 0.000 description 1
- 206010067484 Adverse reaction Diseases 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000006838 adverse reaction Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- -1 hydrogen ions Chemical class 0.000 description 1
- 229910003480 inorganic solid Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000001028 reflection method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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
- G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
- G09G3/16—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions by control of light from an independent source
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP51060959A JPS59110B2 (ja) | 1976-05-24 | 1976-05-24 | エレクトロクロミツク表示装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2723412A1 true DE2723412A1 (de) | 1977-12-08 |
Family
ID=13157439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772723412 Ceased DE2723412A1 (de) | 1976-05-24 | 1977-05-24 | Konstantstrom-steuerschaltung fuer elektrochrome segment-anzeigeeinrichtungen |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4201985A (enExample) |
| JP (1) | JPS59110B2 (enExample) |
| CH (1) | CH611045A5 (enExample) |
| DE (1) | DE2723412A1 (enExample) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2816837A1 (de) * | 1977-04-20 | 1978-10-26 | Sharp Kk | Verfahren und schaltungsanordnung zur ansteuerung einer elektrochromen anzeigevorrichtung |
| EP0078463A1 (de) * | 1981-10-29 | 1983-05-11 | Firma Carl Zeiss | Kontinuierliche Ladungssteuerung für elektrochrome Schichten |
| EP0078473B1 (de) * | 1981-10-29 | 1986-08-06 | Firma Carl Zeiss | Stufenweise Ladungssteuerung für elektrochrome Schichten |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54154994A (en) * | 1978-05-26 | 1979-12-06 | Sharp Corp | Electrochromic display unit |
| US4364041A (en) * | 1978-07-12 | 1982-12-14 | Sharp Kabushiki Kaisha | Contrast controllable electrochromic display driver circuit |
| JPS5567789A (en) * | 1978-11-16 | 1980-05-22 | Sharp Kk | Driving method of electrochromic display unit |
| FR2518291A1 (fr) * | 1981-12-15 | 1983-06-17 | Thomson Csf | Dispositif de visualisation electrochromique a commande thermo-electrique |
| US5220317A (en) * | 1990-12-11 | 1993-06-15 | Donnelly Corporation | Electrochromic device capable of prolonged coloration |
| US5260606A (en) * | 1992-01-31 | 1993-11-09 | Litton Systems Canada Limited | High efficiency squarewave voltage driver |
| US5956012A (en) * | 1997-04-02 | 1999-09-21 | Gentex Corporation | Series drive circuit |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3096271A (en) * | 1958-11-26 | 1963-07-02 | Burroughs Corp | Data display device |
| US4034550A (en) * | 1975-04-08 | 1977-07-12 | Kabushiki Kaisha Suwa Seikosha | Electronic wristwatch digital display |
| US3987433A (en) * | 1975-09-02 | 1976-10-19 | Timex Corporation | Electrochromic display driver having interleaved write and erase operations |
| US4068148A (en) * | 1975-10-14 | 1978-01-10 | Hitachi, Ltd. | Constant current driving circuit |
-
1976
- 1976-05-24 JP JP51060959A patent/JPS59110B2/ja not_active Expired
-
1977
- 1977-05-24 CH CH640677A patent/CH611045A5/xx not_active IP Right Cessation
- 1977-05-24 DE DE19772723412 patent/DE2723412A1/de not_active Ceased
- 1977-05-24 US US05/800,008 patent/US4201985A/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2816837A1 (de) * | 1977-04-20 | 1978-10-26 | Sharp Kk | Verfahren und schaltungsanordnung zur ansteuerung einer elektrochromen anzeigevorrichtung |
| DE2858076C2 (de) * | 1977-04-20 | 1985-02-28 | Sharp K.K., Osaka | Verfahren zur Ansteuerung einer elektrochromen Anzeigevorrichtung |
| EP0078463A1 (de) * | 1981-10-29 | 1983-05-11 | Firma Carl Zeiss | Kontinuierliche Ladungssteuerung für elektrochrome Schichten |
| EP0078473B1 (de) * | 1981-10-29 | 1986-08-06 | Firma Carl Zeiss | Stufenweise Ladungssteuerung für elektrochrome Schichten |
Also Published As
| Publication number | Publication date |
|---|---|
| US4201985A (en) | 1980-05-06 |
| JPS59110B2 (ja) | 1984-01-05 |
| CH611045A5 (enExample) | 1979-05-15 |
| JPS538097A (en) | 1978-01-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2737031C2 (de) | Ansteuerschaltung für elektrochrome Anzeigeelemente | |
| DE2739613A1 (de) | Verfahren zum aussteuern einer elektrochromatischen anzeigevorrichtung und elektrochromatischen anzeigevorrichtung hierfuer | |
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| DE4025032A1 (de) | Elektrochrome vorrichtung | |
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| DE2500251C3 (de) | Elektronische Uhr | |
| DE2723412A1 (de) | Konstantstrom-steuerschaltung fuer elektrochrome segment-anzeigeeinrichtungen | |
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| DE2166741A1 (de) | Steueranordnung fuer eine fluessigkristallanzeigevorrichtung | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8131 | Rejection |