BE872878A - Procede pour commander un dispositif d'affichage a cristal liquide - Google Patents
Procede pour commander un dispositif d'affichage a cristal liquideInfo
- Publication number
- BE872878A BE872878A BE192408A BE192408A BE872878A BE 872878 A BE872878 A BE 872878A BE 192408 A BE192408 A BE 192408A BE 192408 A BE192408 A BE 192408A BE 872878 A BE872878 A BE 872878A
- Authority
- BE
- Belgium
- Prior art keywords
- procedure
- liquid crystal
- display device
- control
- crystal display
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/02—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques
- G04G9/06—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals
- G04G9/062—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals using multiplexing techniques
-
- 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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/08—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques
- G04G9/12—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals
- G04G9/122—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals using multiplexing techniques
-
- 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
- G09F9/35—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 being liquid crystals
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Geometry (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal Display Device Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772757502 DE2757502A1 (de) | 1977-12-22 | 1977-12-22 | Ansteuerung einer fluessigkristallanzeigeeinrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
BE872878A true BE872878A (fr) | 1979-04-17 |
Family
ID=6026984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE192408A BE872878A (fr) | 1977-12-22 | 1978-12-19 | Procede pour commander un dispositif d'affichage a cristal liquide |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE872878A (fr) |
DE (1) | DE2757502A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2458103A1 (fr) * | 1979-05-28 | 1980-12-26 | Seikosha Kk | Montre electronique comportant un affichage analogique a cristaux liquides |
-
1977
- 1977-12-22 DE DE19772757502 patent/DE2757502A1/de not_active Ceased
-
1978
- 1978-12-19 BE BE192408A patent/BE872878A/fr unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2458103A1 (fr) * | 1979-05-28 | 1980-12-26 | Seikosha Kk | Montre electronique comportant un affichage analogique a cristaux liquides |
Also Published As
Publication number | Publication date |
---|---|
DE2757502A1 (de) | 1979-06-28 |
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