KR20040080403A - 광학적 자기 보상 스플레이 구조를 갖는 액정 표시 소자 - Google Patents
광학적 자기 보상 스플레이 구조를 갖는 액정 표시 소자 Download PDFInfo
- Publication number
- KR20040080403A KR20040080403A KR1020040065257A KR20040065257A KR20040080403A KR 20040080403 A KR20040080403 A KR 20040080403A KR 1020040065257 A KR1020040065257 A KR 1020040065257A KR 20040065257 A KR20040065257 A KR 20040065257A KR 20040080403 A KR20040080403 A KR 20040080403A
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- South Korea
- Prior art keywords
- liquid crystal
- substrate
- crystal display
- mode
- positioned below
- Prior art date
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Classifications
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- 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
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- 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
- G02F1/1393—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 birefringence of the liquid crystal being electrically controlled, e.g. ECB-, DAP-, HAN-, PI-LC cells
- G02F1/1395—Optically compensated birefringence [OCB]- cells or PI- cells
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- 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
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- 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
- G02F1/133773—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers the alignment material or treatment being different for the two opposite substrates
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- 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)
Abstract
Description
Claims (5)
- 상부 기판과 하부 기판 사이의 수직 배열된 액정에 수직 전기장을 인가했을 때 180o꼬이면서 기판에 평행하게 눕는 배열과;펄스 또는 고전압을 인가했을 때 꼬임없이 기판에 평행하게 눕는 스플레이 배열을 보이는 새로운 형태의 액정 표시 소자.
- 상부 편광판과;상기 상부 편광판의 하부에 위치한 450~510nm의 위상차를 갖는 discotic 형태의 상부 위상 필름과;상기 상부 위상 필름의 하부에 위치한 상부 기판과;상기 상부 기판의 하부에 위치한 스플레이 배열의 액정층과;상기 액정층 하부에 위치한 하부 기판과;상기 하부 기판의 하부에 위치한 하부 편광판을 포함하는 단일 도메인의 수직 전기장을 이용한 NW 모드 투과형 액정 표시 소자.
- 제 2항의 상부 위상 필름을 250~300nm의 위상차를 갖는 uniaxil film을 사용한 단일 도메인의 수직 전기장을 이용한 NB 모드 투과형 액정 표시 소자.
- 상부 편광판과;상기 상부 편광판의 하부에 위치한 HWP와;상기 HWP 하부에 위치한 QWP와;상기 QWP 하부에 위치한 상부 기판과;상기 상부 기판의 하부에 위치한 스플레이 배열의 액정층과;상기 액정층 하부에 위치한 하부 반사 전극과;상기 하부 반사 전극의 하부에 위치한 하부 기판을 포함하는 단일 도메인의 수직 전기장을 이용한 NW 모드 반사형 액정 표시 소자.
- 제 4항의 상부 위상 필름(QWP)을 제거한 단일 도메인의 수직 전기장을 이용한 NB 모드 반사형 액정 표시 소자.
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KR1020040065257A KR100659487B1 (ko) | 2004-08-19 | 2004-08-19 | 광학적 자기 보상 스플레이 구조를 갖는 액정 표시 소자 |
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KR1020040065257A KR100659487B1 (ko) | 2004-08-19 | 2004-08-19 | 광학적 자기 보상 스플레이 구조를 갖는 액정 표시 소자 |
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KR20040080403A true KR20040080403A (ko) | 2004-09-18 |
KR100659487B1 KR100659487B1 (ko) | 2007-01-15 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101107977B1 (ko) * | 2004-12-21 | 2012-01-25 | 재단법인서울대학교산학협력재단 | 광센싱 장치 및 이에 포함되는 광센서 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20140045122A (ko) | 2012-10-08 | 2014-04-16 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 그 제조 방법 |
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- 2004-08-19 KR KR1020040065257A patent/KR100659487B1/ko active IP Right Grant
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101107977B1 (ko) * | 2004-12-21 | 2012-01-25 | 재단법인서울대학교산학협력재단 | 광센싱 장치 및 이에 포함되는 광센서 |
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Publication number | Publication date |
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KR100659487B1 (ko) | 2007-01-15 |
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