KR890010599A - 전기광학 소자 - Google Patents
전기광학 소자 Download PDFInfo
- Publication number
- KR890010599A KR890010599A KR1019880016308A KR880016308A KR890010599A KR 890010599 A KR890010599 A KR 890010599A KR 1019880016308 A KR1019880016308 A KR 1019880016308A KR 880016308 A KR880016308 A KR 880016308A KR 890010599 A KR890010599 A KR 890010599A
- Authority
- KR
- South Korea
- Prior art keywords
- liquid crystal
- electro
- optical device
- layer
- optically anisotropic
- 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/13363—Birefringent elements, e.g. for optical compensation
- G02F1/133636—Birefringent elements, e.g. for optical compensation with twisted orientation, e.g. comprising helically oriented LC-molecules or a plurality of twisted birefringent sublayers
-
- 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
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
- G02F1/13471—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells
-
- 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
- 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
- G02F1/1397—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 the twist being substantially higher than 90°, e.g. STN-, SBE-, OMI-LC cells
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Liquid Crystal (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 전기 광학 소자를 설명한 단면도.
제2도는 본 발명의 전기 광학 소자의 각축의 관계를 도시한 도면.
제3도는 종래 기술의 원리를 간단하게 설명한 도면.
제25도는 본 발명의 반사형인 전기 광학 소자를 설명한 단면도.
Claims (5)
- 전기 광학 소자에 있어서, 액정층과 적어도 상기 액정층 일부에 전압을 인가하는 수단을 가지는 액정 셀과 적어도 1층의 광학적 이방체를 갖추며, 상기 액정 셀과 광학적 이방체의 굴절을 분산α, 굴절율 이방성 △η, 층후 d중 적어도 하나가 다른 것을 특징으로 하는 전기 광학 소자.
- 제1항에 있어서, 액정 셀은 비틀림 각이 90도 이상 360도 미만인 네마틱 액정인 것을 특징으로 하는 전기 광학 소자.
- 제1항에 있어서, 광학적 이방체가 네마틱 액정으로 되며 그 네마틱 액정의 비틀림 각이 0도 이상 400도 미만인 것을 특징으로 하는 전기 광학 소자.
- 제1항에 있어서, 네마틱 액정으로 되는 상기 광학적 이방체의 층후가 전압을 인가하는 수단을 가지는 상기 액정 셀의 액정의 층후보다 큰 것을 특징으로 하는 전기 광학 소자.
- 제1항에 있어서, 네마틱 액정으로 되는 상기 광학적 이방체의 굴절율 이방성 △η와 층후 d의 적이, 전압을 인가하는 수단을 가지는 상기 액정 셀의 액정의 굴절율 이방성 △η와 층후 d의 적보다 작은 것을 특징으로 하는 전기 광학 소자.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP313076 | 1987-12-10 | ||
JP62313076A JP2615715B2 (ja) | 1987-12-10 | 1987-12-10 | 電気光学素子の製造方法 |
JP63053005A JPH01225922A (ja) | 1988-03-07 | 1988-03-07 | 液晶表示装置 |
JP53005 | 1988-03-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890010599A true KR890010599A (ko) | 1989-12-08 |
KR960007791B1 KR960007791B1 (ko) | 1996-06-12 |
Family
ID=26393686
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880016308A KR960007791B1 (ko) | 1987-12-10 | 1988-12-08 | 전기 광학 소자 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5119216A (ko) |
EP (1) | EP0320283B1 (ko) |
KR (1) | KR960007791B1 (ko) |
DE (1) | DE3889720T2 (ko) |
HK (1) | HK108397A (ko) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0352101B1 (en) * | 1988-07-19 | 1994-09-14 | Sharp Kabushiki Kaisha | A double-layered type liquid-crystal display device |
JPH02149822A (ja) * | 1988-11-30 | 1990-06-08 | Sharp Corp | 液晶表示装置 |
EP0394570A1 (en) * | 1989-04-24 | 1990-10-31 | Seiko Epson Corporation | An electro-optical device |
DE3925382A1 (de) * | 1989-06-14 | 1991-01-03 | Merck Patent Gmbh | Elektrooptisches system mit kompensationsfilm |
JPH03103824A (ja) * | 1989-09-19 | 1991-04-30 | Semiconductor Energy Lab Co Ltd | 液晶電気光学装置 |
NL9001142A (nl) * | 1990-05-16 | 1991-12-16 | Philips Nv | Weergeefinrichting. |
US5329387A (en) * | 1990-11-27 | 1994-07-12 | Casio Computer Co., Ltd. | Liquid crystal display device with display and compensation cells separated by distance larger than depth of focus of optical enlarger |
TW200604B (ko) * | 1991-09-17 | 1993-02-21 | Philips Nv | |
TW229279B (ko) * | 1992-06-18 | 1994-09-01 | Casio Computer Co Ltd | |
US5426009A (en) * | 1992-09-19 | 1995-06-20 | Merck Patent Gesellschaft Mit Beschrankter Haftung | Polymeric composite material |
US5550660A (en) * | 1993-11-22 | 1996-08-27 | Tektronix, Inc. | STN displays having high contrast, with purple polarizer and residual birefringence causing greenish-gold or purplish-blue coloring |
JPH07244284A (ja) * | 1994-03-02 | 1995-09-19 | Fujitsu Ltd | 液晶表示装置 |
US5587827A (en) * | 1995-02-01 | 1996-12-24 | Hakimi; Hosain | Apparatus for compensating chromatic and polarization dispersion and frequency chirp in fiber optics and for pulse compression in laser systems |
TW330986B (en) * | 1995-07-25 | 1998-05-01 | Toshiba Co Ltd | LCD element and optically anisotropic element |
US6137560A (en) * | 1995-10-23 | 2000-10-24 | Hitachi, Ltd. | Active matrix type liquid crystal display apparatus with light source color compensation |
KR100297508B1 (ko) * | 1996-05-10 | 2001-10-25 | 하루타 히로시 | 액정셔터및그구동방법 |
JP3452755B2 (ja) * | 1997-04-07 | 2003-09-29 | シャープ株式会社 | 液晶表示装置 |
WO2001059513A1 (fr) * | 2000-02-07 | 2001-08-16 | Nippon Mitsubishi Oil Corporation | Element graphique a cristaux liquides en reflexion |
WO2002041072A1 (fr) * | 2000-11-15 | 2002-05-23 | Nippon Oil Corporation | Dispositif d'affichage a cristaux liquides semi-transparent |
JP4285350B2 (ja) * | 2004-02-26 | 2009-06-24 | セイコーエプソン株式会社 | 視角制御素子およびその製造方法、液晶表示装置、電子機器 |
US10564337B2 (en) * | 2015-10-05 | 2020-02-18 | Lg Chem, Ltd. | Optical film |
CN105974697A (zh) * | 2016-07-20 | 2016-09-28 | 京东方科技集团股份有限公司 | 显示面板及显示装置 |
US10816816B2 (en) * | 2018-09-04 | 2020-10-27 | GM Global Technology Operations LLC | Tunable film apparatus |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1469638A (en) * | 1973-07-18 | 1977-04-06 | Secr Defence | Liquid crystal display device |
JPS5647535B2 (ko) * | 1973-07-30 | 1981-11-10 | ||
GB1562391A (en) * | 1975-10-04 | 1980-03-12 | Marconi Co Ltd | Liquid crystal display arrangements |
JPS5451858A (en) * | 1977-09-30 | 1979-04-24 | Nitto Electric Ind Co | Photoopermeable and reflection type polarizing body |
DE2915847C2 (de) * | 1978-09-29 | 1986-01-16 | Nitto Electric Industrial Co., Ltd., Ibaraki, Osaka | Elektrooptisch aktivierbare Anzeige |
JPS5670524A (en) * | 1979-11-13 | 1981-06-12 | Sharp Corp | Twisted nematic liquid crystal display unit |
US4443065A (en) * | 1980-12-09 | 1984-04-17 | Sharp Kabushiki Kaisha | Interference color compensation double layered twisted nematic display |
JPS59174819A (ja) * | 1983-03-24 | 1984-10-03 | Sharp Corp | 液晶表示素子 |
US4548479A (en) * | 1983-04-01 | 1985-10-22 | Rockwell International Corporation | Isophase birefringent filters |
JPS6050511A (ja) * | 1983-08-31 | 1985-03-20 | Hitachi Ltd | 液晶表示素子 |
US4715686A (en) * | 1984-11-16 | 1987-12-29 | Seiko Epson Corporation | Light-passive display device and method of manufacturing same |
JPS61210324A (ja) * | 1985-03-15 | 1986-09-18 | Hitachi Ltd | 液晶表示素子 |
EP0795773B1 (en) * | 1986-05-19 | 2001-10-31 | Seiko Epson Corporation | A liquid crystal display device |
JPS63234225A (ja) * | 1987-03-23 | 1988-09-29 | Sharp Corp | 液晶表示装置 |
KR0134974B1 (ko) * | 1987-07-29 | 1998-04-22 | 미다 가쓰시게 | 트위스트 나선구조를 가지는 네마틱 액정표시장치 |
DE3887436T2 (de) * | 1987-10-13 | 1994-05-11 | Fujitsu Ltd | Flüssigkristall-Anzeigetafel. |
JPH07117664B2 (ja) * | 1987-12-03 | 1995-12-18 | シャープ株式会社 | 液晶表示装置 |
-
1988
- 1988-12-08 KR KR1019880016308A patent/KR960007791B1/ko not_active IP Right Cessation
- 1988-12-09 DE DE3889720T patent/DE3889720T2/de not_active Expired - Lifetime
- 1988-12-09 EP EP88311677A patent/EP0320283B1/en not_active Expired - Lifetime
- 1988-12-09 US US07/282,222 patent/US5119216A/en not_active Expired - Lifetime
-
1997
- 1997-06-26 HK HK108397A patent/HK108397A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE3889720D1 (de) | 1994-06-30 |
DE3889720T2 (de) | 1994-09-08 |
HK108397A (en) | 1997-08-22 |
EP0320283A3 (en) | 1990-03-14 |
EP0320283A2 (en) | 1989-06-14 |
EP0320283B1 (en) | 1994-05-25 |
KR960007791B1 (ko) | 1996-06-12 |
US5119216A (en) | 1992-06-02 |
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