FR2412900A1 - Procede et installation pour commander un dispositif d'affichage a cristaux liquides - Google Patents
Procede et installation pour commander un dispositif d'affichage a cristaux liquidesInfo
- Publication number
- FR2412900A1 FR2412900A1 FR7836040A FR7836040A FR2412900A1 FR 2412900 A1 FR2412900 A1 FR 2412900A1 FR 7836040 A FR7836040 A FR 7836040A FR 7836040 A FR7836040 A FR 7836040A FR 2412900 A1 FR2412900 A1 FR 2412900A1
- Authority
- FR
- France
- Prior art keywords
- group
- multiplicity
- procedure
- liquid crystal
- display device
- 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.)
- Withdrawn
Links
Classifications
-
- 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
-
- 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
- G04G9/02—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
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Geometry (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal Display Device Control (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electric Clocks (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772757502 DE2757502A1 (de) | 1977-12-22 | 1977-12-22 | Ansteuerung einer fluessigkristallanzeigeeinrichtung |
DE19782803899 DE2803899C2 (de) | 1978-01-30 | 1978-01-30 | Verfahren zur Ansteuerung einer quasianalogen Uhren-Anzeigeeinrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2412900A1 true FR2412900A1 (fr) | 1979-07-20 |
Family
ID=25773356
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7836040A Withdrawn FR2412900A1 (fr) | 1977-12-22 | 1978-12-21 | Procede et installation pour commander un dispositif d'affichage a cristaux liquides |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5491197A (pt) |
BR (1) | BR7808403A (pt) |
FR (1) | FR2412900A1 (pt) |
GB (1) | GB2011143B (pt) |
IT (1) | IT1109233B (pt) |
NL (1) | NL7812331A (pt) |
SE (1) | SE7812956L (pt) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2476342A1 (fr) * | 1980-02-18 | 1981-08-21 | Ebauches Electroniques Sa | Dispositif d'affichage electro-optique du temps sous forme analogique |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56153280A (en) * | 1981-04-01 | 1981-11-27 | Seikosha Co Ltd | Whole electronic analog display timepiece |
JPS56153279A (en) * | 1981-04-01 | 1981-11-27 | Seikosha Co Ltd | Whole electronic analog display timepiece |
GB2144255B (en) * | 1983-07-28 | 1987-01-14 | Secr Defence | A meter display |
JPS6349749Y2 (pt) * | 1987-06-08 | 1988-12-21 | ||
FR2639754A1 (fr) * | 1988-11-30 | 1990-06-01 | Jaeger | Dispositif perfectionne d'affichage a cristaux liquides |
KR102162257B1 (ko) * | 2014-07-31 | 2020-10-07 | 엘지디스플레이 주식회사 | 디스플레이 장치 |
-
1978
- 1978-12-14 GB GB7848468A patent/GB2011143B/en not_active Expired
- 1978-12-18 SE SE7812956A patent/SE7812956L/xx unknown
- 1978-12-20 NL NL7812331A patent/NL7812331A/xx not_active Application Discontinuation
- 1978-12-20 IT IT52376/78A patent/IT1109233B/it active
- 1978-12-21 JP JP15695078A patent/JPS5491197A/ja active Pending
- 1978-12-21 BR BR7808403A patent/BR7808403A/pt unknown
- 1978-12-21 FR FR7836040A patent/FR2412900A1/fr not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2476342A1 (fr) * | 1980-02-18 | 1981-08-21 | Ebauches Electroniques Sa | Dispositif d'affichage electro-optique du temps sous forme analogique |
Also Published As
Publication number | Publication date |
---|---|
IT1109233B (it) | 1985-12-16 |
BR7808403A (pt) | 1980-04-01 |
NL7812331A (nl) | 1979-06-26 |
GB2011143B (en) | 1982-06-30 |
IT7852376A0 (it) | 1978-12-20 |
SE7812956L (sv) | 1979-06-23 |
GB2011143A (en) | 1979-07-04 |
JPS5491197A (en) | 1979-07-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |