HK1019487A1 - Liquid crystal device - Google Patents
Liquid crystal deviceInfo
- Publication number
- HK1019487A1 HK1019487A1 HK99104585A HK99104585A HK1019487A1 HK 1019487 A1 HK1019487 A1 HK 1019487A1 HK 99104585 A HK99104585 A HK 99104585A HK 99104585 A HK99104585 A HK 99104585A HK 1019487 A1 HK1019487 A1 HK 1019487A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- liquid crystal
- crystal device
- liquid
- crystal
- 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
- G02F1/1396—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 the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell
-
- 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
-
- 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
-
- 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
- G02F1/133753—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle
-
- 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
- G02F1/133742—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers for homeotropic alignment
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9607854.8A GB9607854D0 (en) | 1996-04-16 | 1996-04-16 | Liquid crystal device |
PCT/GB1997/001019 WO1997039382A1 (en) | 1996-04-16 | 1997-04-14 | Liquid crystal device |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1019487A1 true HK1019487A1 (en) | 2000-02-11 |
Family
ID=10792140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK99104585A HK1019487A1 (en) | 1996-04-16 | 1999-10-15 | Liquid crystal device |
Country Status (9)
Country | Link |
---|---|
US (1) | US6549256B1 (ko) |
EP (1) | EP0894285B1 (ko) |
JP (1) | JP4384262B2 (ko) |
KR (1) | KR100443441B1 (ko) |
CN (1) | CN1096622C (ko) |
DE (1) | DE69705216T2 (ko) |
GB (2) | GB9607854D0 (ko) |
HK (1) | HK1019487A1 (ko) |
WO (1) | WO1997039382A1 (ko) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9713164D0 (en) * | 1997-06-23 | 1997-08-27 | Secr Defence | Liquid crystal device |
GB9727142D0 (en) * | 1997-12-24 | 1998-02-25 | Secr Defence | Bistable nematic liquid crystal device |
EP1028346A3 (en) * | 1999-02-12 | 2002-05-02 | Matsushita Electric Industrial Co., Ltd. | Liquid crystal element and manufacturing method thereof |
EP1139152A1 (en) * | 2000-03-27 | 2001-10-04 | Hewlett-Packard Company, A Delaware Corporation | Liquid crystal alignment structure |
EP1139150A1 (en) * | 2000-03-27 | 2001-10-04 | Hewlett-Packard Company, A Delaware Corporation | Liquid crystal alignment structure |
EP1139151B1 (en) * | 2000-03-27 | 2007-05-16 | Hewlett-Packard Company, A Delaware Corporation | Bistable nematic liquid crystal device |
US7460200B2 (en) * | 2000-03-27 | 2008-12-02 | Helwett-Packard Development Company, L.P. | Liquid crystal alignment |
KR100344185B1 (ko) * | 2000-06-13 | 2002-07-20 | 주식회사 네오텍리서치 | 액정표시장치 |
JP2002082358A (ja) * | 2000-09-06 | 2002-03-22 | Sony Corp | 調光装置及び撮像装置 |
JP3683172B2 (ja) * | 2000-11-09 | 2005-08-17 | シャープ株式会社 | 液晶表示素子 |
DE10111452B4 (de) * | 2001-03-09 | 2006-07-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Bistabile elektrooptische Flüssigkristallanzeigen und Verfahren zu ihrer Herstellung |
JP3804502B2 (ja) | 2001-09-27 | 2006-08-02 | カシオ計算機株式会社 | 液晶表示装置の駆動方法 |
KR100431052B1 (ko) * | 2001-10-08 | 2004-05-12 | 주식회사 네오텍리서치 | 표면 굴곡에 의하여 형성된 다중 영역 효과를 가지는 액정표시 장치 |
WO2004036302A1 (en) | 2002-10-17 | 2004-04-29 | Zbd Displays Ltd. | Liquid crystal alignment layer |
GB2394781B (en) * | 2002-10-31 | 2005-11-09 | Hewlett Packard Co | Bistable nematic liquid crystal display device |
US20040165128A1 (en) * | 2003-02-26 | 2004-08-26 | Three-Five Systems, Inc. | Vertically aligned nematic mode liquid crystal display having large tilt angles and high contrast |
US6950173B1 (en) | 2003-04-08 | 2005-09-27 | Science Applications International Corporation | Optimizing performance parameters for switchable polymer dispersed liquid crystal optical elements |
US7728801B2 (en) * | 2004-06-24 | 2010-06-01 | Au Optronics Corp. | Adjustable-viewing-angle liquid crystal display |
TWI277790B (en) * | 2004-07-28 | 2007-04-01 | Au Optronics Corp | Liquid crystal display and method of fabricating the lower substrate thereof |
GB2424716B (en) | 2005-03-29 | 2010-03-24 | Hewlett Packard Development Co | Bistable liquid crystal display device |
CN103105690A (zh) * | 2013-01-30 | 2013-05-15 | 江苏亿成光电科技有限公司 | 一种高对比低功耗液晶显示器 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50150242A (ko) * | 1974-05-24 | 1975-12-02 | ||
GB2121226B (en) * | 1982-04-13 | 1987-01-28 | Canon Kk | Liquid crystal display |
US4796979A (en) * | 1986-04-07 | 1989-01-10 | Canon Kabushiki Kaisha | Ferroelectric liquid crystal device having dual laminated alignment films |
JPS62266522A (ja) * | 1986-05-14 | 1987-11-19 | Seiko Epson Corp | 液晶表示装置 |
JP2530432B2 (ja) * | 1986-07-22 | 1996-09-04 | キヤノン株式会社 | 液晶素子 |
US4878742A (en) * | 1986-08-04 | 1989-11-07 | Canon Kabushiki Kaisha | Liquid crystal optical modulator |
JPH0812360B2 (ja) * | 1989-12-21 | 1996-02-07 | スタンレー電気株式会社 | 液晶表示装置およびその駆動方法 |
US5477358A (en) | 1993-06-21 | 1995-12-19 | Case Western Reserve University | Chiral nematic liquid crystal display with homeotropic alignment and negative dielectric anisotropy |
GB9402517D0 (en) * | 1994-02-09 | 1994-03-30 | Secr Defence | Ferroelectric liquid crystal alignment |
GB9402513D0 (en) * | 1994-02-09 | 1994-03-30 | Secr Defence | Bistable nematic liquid crystal device |
US5638201A (en) * | 1995-05-19 | 1997-06-10 | Bos; Philip J. | Optically active diffractive device |
US5701168A (en) * | 1995-06-29 | 1997-12-23 | Bell Communications Research, Inc. | Inverse twisted and super-twisted nematic liquid crystal device |
JPH1073317A (ja) * | 1996-08-28 | 1998-03-17 | Toshiba Home Technol Corp | 温風暖房機 |
-
1996
- 1996-04-16 GB GBGB9607854.8A patent/GB9607854D0/en active Pending
-
1997
- 1997-04-14 WO PCT/GB1997/001019 patent/WO1997039382A1/en active IP Right Grant
- 1997-04-14 KR KR10-1998-0708249A patent/KR100443441B1/ko not_active IP Right Cessation
- 1997-04-14 US US09/117,705 patent/US6549256B1/en not_active Expired - Fee Related
- 1997-04-14 JP JP53685097A patent/JP4384262B2/ja not_active Expired - Fee Related
- 1997-04-14 GB GB9816827A patent/GB2324620B/en not_active Revoked
- 1997-04-14 DE DE69705216T patent/DE69705216T2/de not_active Expired - Fee Related
- 1997-04-14 CN CN97193830A patent/CN1096622C/zh not_active Expired - Fee Related
- 1997-04-14 EP EP97916555A patent/EP0894285B1/en not_active Expired - Lifetime
-
1999
- 1999-10-15 HK HK99104585A patent/HK1019487A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB9816827D0 (en) | 1998-09-30 |
US6549256B1 (en) | 2003-04-15 |
CN1216122A (zh) | 1999-05-05 |
KR100443441B1 (ko) | 2004-11-03 |
JP4384262B2 (ja) | 2009-12-16 |
DE69705216T2 (de) | 2001-10-25 |
CN1096622C (zh) | 2002-12-18 |
GB9607854D0 (en) | 1996-06-19 |
EP0894285A1 (en) | 1999-02-03 |
GB2324620A (en) | 1998-10-28 |
EP0894285B1 (en) | 2001-06-13 |
WO1997039382A1 (en) | 1997-10-23 |
KR20000005473A (ko) | 2000-01-25 |
GB2324620B (en) | 2000-08-30 |
JP2000508784A (ja) | 2000-07-11 |
DE69705216D1 (de) | 2001-07-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20140414 |