FR2294501A1 - Procede d'adressage de dispositifs d'affichage a cristaux liquides - Google Patents
Procede d'adressage de dispositifs d'affichage a cristaux liquidesInfo
- Publication number
- FR2294501A1 FR2294501A1 FR7537855A FR7537855A FR2294501A1 FR 2294501 A1 FR2294501 A1 FR 2294501A1 FR 7537855 A FR7537855 A FR 7537855A FR 7537855 A FR7537855 A FR 7537855A FR 2294501 A1 FR2294501 A1 FR 2294501A1
- Authority
- FR
- France
- Prior art keywords
- liquid crystal
- electrodes
- control device
- crystal layer
- threshold voltage
- 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- Withdrawn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
- 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
- G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/13725—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on guest-host interaction
-
- 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
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB53685/74A GB1502280A (en) | 1974-12-11 | 1974-12-11 | Liquid crystal displays |
GB944175 | 1975-03-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2294501A1 true FR2294501A1 (fr) | 1976-07-09 |
Family
ID=26242942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7537855A Withdrawn FR2294501A1 (fr) | 1974-12-11 | 1975-12-10 | Procede d'adressage de dispositifs d'affichage a cristaux liquides |
Country Status (5)
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0084603A1 (en) * | 1982-01-25 | 1983-08-03 | American Cyanamid Company | Multiplexing driving method and system for an electrochromic display |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3666881A (en) * | 1970-12-28 | 1972-05-30 | Richard J Stein | Electro-optical display device employing liquid crystals |
GB1372720A (en) * | 1971-10-30 | 1974-11-06 | Secr Defence | Methods of inhibition in co-ordinate addressed liquid-crystal display matrices |
US3895373A (en) * | 1974-06-07 | 1975-07-15 | Ibm | Method and apparatus for selectively exciting a matrix of voltage responsive devices |
-
1975
- 1975-12-10 FR FR7537855A patent/FR2294501A1/fr not_active Withdrawn
- 1975-12-10 JP JP14790875A patent/JPS5177196A/ja active Pending
- 1975-12-10 DE DE19752555593 patent/DE2555593A1/de not_active Withdrawn
- 1975-12-11 CH CH1610375A patent/CH585944A5/xx not_active IP Right Cessation
- 1975-12-11 NL NL7514476A patent/NL7514476A/xx not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3666881A (en) * | 1970-12-28 | 1972-05-30 | Richard J Stein | Electro-optical display device employing liquid crystals |
GB1372720A (en) * | 1971-10-30 | 1974-11-06 | Secr Defence | Methods of inhibition in co-ordinate addressed liquid-crystal display matrices |
US3895373A (en) * | 1974-06-07 | 1975-07-15 | Ibm | Method and apparatus for selectively exciting a matrix of voltage responsive devices |
Also Published As
Publication number | Publication date |
---|---|
JPS5177196A (en) | 1976-07-03 |
CH585944A5 (US20040232935A1-20041125-M00001.png) | 1977-03-15 |
DE2555593A1 (de) | 1976-06-16 |
NL7514476A (nl) | 1976-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |