CH646564GA3 - - Google Patents
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- Publication number
- CH646564GA3 CH646564GA3 CH1318878A CH1318878A CH646564GA3 CH 646564G A3 CH646564G A3 CH 646564GA3 CH 1318878 A CH1318878 A CH 1318878A CH 1318878 A CH1318878 A CH 1318878A CH 646564G A3 CH646564G A3 CH 646564GA3
- Authority
- CH
- Switzerland
- Prior art keywords
- composition
- liquid crystal
- frequency
- output
- display element
- Prior art date
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
- G02F1/139—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 orientation effects in which the liquid crystal remains transparent
- G02F1/1392—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 orientation effects in which the liquid crystal remains transparent using a field-induced sign-reversal of the dielectric anisotropy
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16084477A JPS5490994A (en) | 1977-12-27 | 1977-12-27 | Liquid crystal display unit |
JP15931077A JPS5492195A (en) | 1977-12-29 | 1977-12-29 | Liquid crystal display unit |
Publications (1)
Publication Number | Publication Date |
---|---|
CH646564GA3 true CH646564GA3 (fr) | 1984-12-14 |
Family
ID=26486154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1318878A CH646564GA3 (fr) | 1977-12-27 | 1978-12-27 |
Country Status (4)
Country | Link |
---|---|
US (1) | US4417785A (fr) |
CH (1) | CH646564GA3 (fr) |
DE (1) | DE2856134A1 (fr) |
GB (1) | GB2013014B (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3140078A1 (de) * | 1980-10-08 | 1982-04-22 | Kabushiki Kaisha Suwa Seikosha, Tokyo | Optische fluessigkristalleinrichtung und drucker, der eine solche optische einrichtung als lichtventil benutzt |
DE3221462A1 (de) * | 1981-06-18 | 1983-01-05 | F. Hoffmann-La Roche & Co AG, 4002 Basel | Fluessigkristallines gemisch |
US4655561A (en) * | 1983-04-19 | 1987-04-07 | Canon Kabushiki Kaisha | Method of driving optical modulation device using ferroelectric liquid crystal |
JPS60104925A (ja) * | 1983-11-14 | 1985-06-10 | Nippon Denso Co Ltd | 液晶素子駆動装置 |
US4688899A (en) * | 1984-07-27 | 1987-08-25 | Casio Computer Co., Ltd. | Dual-frequency, dielectric anisotropy liquid crystal display |
US4755812A (en) * | 1984-08-31 | 1988-07-05 | Casio Computer Co., Ltd. | Method of driving a recording apparatus |
DE3503958A1 (de) * | 1985-02-06 | 1986-08-07 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zum betrieb einer fluessigkristall-drehzelle |
GB2173337B (en) * | 1985-04-03 | 1989-01-11 | Stc Plc | Addressing liquid crystal cells |
US4850676A (en) * | 1985-07-31 | 1989-07-25 | Seiko Epson Corporation | Method for driving a liquid crystal element |
EP0214856B1 (fr) * | 1985-09-06 | 1992-07-29 | Matsushita Electric Industrial Co., Ltd. | Procédé d'attaque d'un panneau matriciel à cristaux liquides |
US4848877A (en) * | 1987-09-29 | 1989-07-18 | Cambridge Research And Instrumentation, Inc. | Liquid crystal devices and systems using such devices |
JP3840856B2 (ja) * | 1999-11-10 | 2006-11-01 | セイコーエプソン株式会社 | 液晶パネルの駆動方法、液晶装置および電子機器 |
US7758773B2 (en) * | 2002-01-10 | 2010-07-20 | Kent State University | Non-synthetic method for modifying properties of liquid crystals |
JP2005515495A (ja) * | 2002-01-10 | 2005-05-26 | ケント ステート ユニバーシティ | 液晶セル用材料 |
JP5105694B2 (ja) * | 2003-12-24 | 2012-12-26 | 株式会社半導体エネルギー研究所 | 表示装置及び電子機器 |
KR101222987B1 (ko) * | 2007-05-11 | 2013-01-17 | 엘지디스플레이 주식회사 | 액정표시장치와 그 구동방법 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1426896A (en) * | 1972-05-30 | 1976-03-03 | Matsushita Electric Ind Co Ltd | Liquid crystal display system |
US3857629A (en) * | 1973-05-14 | 1974-12-31 | Ibm | Fast turn-off nematic liquid optical devices |
US4009934A (en) * | 1974-01-11 | 1977-03-01 | Eastman Kodak Company | Electro-optic display devices and methods |
US3914022A (en) * | 1974-07-02 | 1975-10-21 | Gen Electric | Quasi-homeotropic twisted nematic liquid crystal device |
US4093356A (en) * | 1977-02-14 | 1978-06-06 | General Electric Company | Transflective liquid crystal display |
GB2010560A (en) * | 1977-11-22 | 1979-06-27 | Suwa Seikosha Kk | Liquid crystal display arrangements |
-
1978
- 1978-12-22 GB GB7849787A patent/GB2013014B/en not_active Expired
- 1978-12-27 CH CH1318878A patent/CH646564GA3/fr unknown
- 1978-12-27 DE DE19782856134 patent/DE2856134A1/de not_active Ceased
-
1981
- 1981-07-20 US US06/284,753 patent/US4417785A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4417785A (en) | 1983-11-29 |
DE2856134A1 (de) | 1979-06-28 |
GB2013014A (en) | 1979-08-01 |
GB2013014B (en) | 1982-06-30 |
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