DE69230325T2 - Flüssigkristallvorrichtung - Google Patents
FlüssigkristallvorrichtungInfo
- Publication number
- DE69230325T2 DE69230325T2 DE69230325T DE69230325T DE69230325T2 DE 69230325 T2 DE69230325 T2 DE 69230325T2 DE 69230325 T DE69230325 T DE 69230325T DE 69230325 T DE69230325 T DE 69230325T DE 69230325 T2 DE69230325 T2 DE 69230325T2
- Authority
- DE
- Germany
- Prior art keywords
- liquid crystal
- display region
- fixed
- electrodes
- scanning electrodes
- 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.)
- Expired - Fee Related
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
- G02F1/141—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 ferroelectric 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133734—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by obliquely evaporated films, e.g. Si or SiO2 films
-
- 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
- G02F1/133784—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation by rubbing
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3207271A JPH0534697A (ja) | 1991-07-25 | 1991-07-25 | 強誘電性液晶表示素子 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69230325D1 DE69230325D1 (de) | 1999-12-30 |
DE69230325T2 true DE69230325T2 (de) | 2000-05-11 |
Family
ID=16537035
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69230325T Expired - Fee Related DE69230325T2 (de) | 1991-07-25 | 1992-07-24 | Flüssigkristallvorrichtung |
Country Status (5)
Country | Link |
---|---|
US (2) | US5323253A (de) |
EP (1) | EP0525673B1 (de) |
JP (1) | JPH0534697A (de) |
AT (1) | ATE186993T1 (de) |
DE (1) | DE69230325T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2835787B2 (ja) * | 1991-03-22 | 1998-12-14 | キヤノン株式会社 | 強誘電性液晶素子 |
JPH0534697A (ja) * | 1991-07-25 | 1993-02-12 | Canon Inc | 強誘電性液晶表示素子 |
CA2121776C (en) * | 1993-04-28 | 1999-05-25 | Yasuto Kodera | Liquid crystal device with a liquid crystal in an optical modulation region having a pretilt angle smaller than the liquid crystal in a peripheral region surrounding the optical modulation region |
US5751391A (en) * | 1995-04-27 | 1998-05-12 | Canon Kabushiki Kaisha | Liquid crystal device with elongated projection height smaller than liquid crystal thickness and process for producing same |
US7379144B1 (en) * | 2000-06-09 | 2008-05-27 | Displaytech, Inc. | Chevron-free FLC device |
DE602005006326T2 (de) * | 2004-02-05 | 2009-07-09 | Jsr Corp. | Chemisch-mechanisches Polierkissen und Polierverfahren |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4652872A (en) * | 1983-07-07 | 1987-03-24 | Nec Kansai, Ltd. | Matrix display panel driving system |
NL8503180A (nl) * | 1985-11-19 | 1987-06-16 | Philips Nv | Weergeefinrichting. |
GB8608114D0 (en) * | 1986-04-03 | 1986-05-08 | Secr Defence | Smectic liquid crystal devices |
JPS63123017A (ja) * | 1986-11-12 | 1988-05-26 | Canon Inc | 液晶素子 |
JPS63124027A (ja) * | 1986-11-14 | 1988-05-27 | Canon Inc | 液晶素子 |
US5041821A (en) * | 1987-04-03 | 1991-08-20 | Canon Kabushiki Kaisha | Ferroelectric liquid crystal apparatus with temperature dependent DC offset voltage |
US5200848A (en) * | 1987-09-17 | 1993-04-06 | Canon Kabushiki Kaisha | Ferroelectric smectic liquid crystal device |
US5422749A (en) * | 1987-09-17 | 1995-06-06 | Canon Kabushiki Kaisha | Ferroelectric smetic liquid crystal device |
US4932758A (en) * | 1987-09-17 | 1990-06-12 | Canon Kabushiki Kaisha | Ferroelectric smectic liquid crystal device having a bistable alignment state providing two stable orientation states |
US5016989A (en) * | 1987-09-18 | 1991-05-21 | Canon Kabushiki Kaisha | Liquid crystal element with improved contrast and brightness |
JPH01177016A (ja) * | 1987-12-28 | 1989-07-13 | Sharp Corp | 強誘電性液晶シャッタ |
JP2651204B2 (ja) * | 1988-07-14 | 1997-09-10 | キヤノン株式会社 | 液晶装置の駆動法 |
ES2070153T3 (es) * | 1988-08-17 | 1995-06-01 | Canon Kk | Aparato visualizador. |
JP2623137B2 (ja) * | 1989-03-07 | 1997-06-25 | キヤノン株式会社 | カイラルスメクチック液晶素子ユニットおよびカイラルスメクチック液晶パネルの支持方法 |
US5267065A (en) * | 1989-04-24 | 1993-11-30 | Canon Kabushiki Kaisha | Liquid crystal apparatus |
JPH03125117A (ja) * | 1989-10-11 | 1991-05-28 | Canon Inc | 強誘電性液晶素子の製造方法 |
JPH04147216A (ja) * | 1990-10-11 | 1992-05-20 | Matsushita Electric Ind Co Ltd | 液晶素子 |
JPH04258924A (ja) * | 1991-02-13 | 1992-09-14 | Canon Inc | カイラルスメクチック液晶素子およびその製造方法 |
JPH0534697A (ja) * | 1991-07-25 | 1993-02-12 | Canon Inc | 強誘電性液晶表示素子 |
-
1991
- 1991-07-25 JP JP3207271A patent/JPH0534697A/ja active Pending
-
1992
- 1992-07-24 EP EP92112701A patent/EP0525673B1/de not_active Expired - Lifetime
- 1992-07-24 AT AT92112701T patent/ATE186993T1/de not_active IP Right Cessation
- 1992-07-24 DE DE69230325T patent/DE69230325T2/de not_active Expired - Fee Related
-
1993
- 1993-08-04 US US08/101,755 patent/US5323253A/en not_active Expired - Fee Related
-
1995
- 1995-05-15 US US08/441,657 patent/US5936601A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5936601A (en) | 1999-08-10 |
ATE186993T1 (de) | 1999-12-15 |
US5323253A (en) | 1994-06-21 |
EP0525673A3 (en) | 1993-08-25 |
DE69230325D1 (de) | 1999-12-30 |
JPH0534697A (ja) | 1993-02-12 |
EP0525673A2 (de) | 1993-02-03 |
EP0525673B1 (de) | 1999-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |