KR20080035087A - 액정 표시 장치 - Google Patents
액정 표시 장치 Download PDFInfo
- Publication number
- KR20080035087A KR20080035087A KR1020060101243A KR20060101243A KR20080035087A KR 20080035087 A KR20080035087 A KR 20080035087A KR 1020060101243 A KR1020060101243 A KR 1020060101243A KR 20060101243 A KR20060101243 A KR 20060101243A KR 20080035087 A KR20080035087 A KR 20080035087A
- Authority
- KR
- South Korea
- Prior art keywords
- liquid crystal
- substrate
- viewing angle
- polarizer
- wide viewing
- 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.)
- Ceased
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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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
-
- 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
-
- 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
-
- 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
- G02F1/133528—Polarisers
- G02F1/133531—Polarisers characterised by the arrangement of polariser or analyser axes
-
- 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
- G02F1/13356—Structural association of cells with optical devices, e.g. polarisers or reflectors characterised by the placement of the optical elements
- G02F1/133567—Structural association of cells with optical devices, e.g. polarisers or reflectors characterised by the placement of the optical elements on the back side
-
- 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
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)
- Liquid Crystal (AREA)
Abstract
Description
Claims (12)
- 제1 기판, 상기 제1 기판 위에 형성되어 있는 하부 배향막을 포함하는 제1 표시판,상기 제1 기판과 대향하며 상기 제1 기판과 소정 셀 갭을 유지하는 제2 기판, 상기 제2 기판 위에 형성되어 있는 상부 배향막을 포함하는 제2 표시판,상기 제1 및 제2 표시판 사이에 주입되어 있는 액정층,상기 제1 표시판 외측에 차례로 부착되어 있는 광시야각 편광판 및 하부 편광판, 그리고상기 제2 표시판 외측에 부착되어 있는 상부 편광판을 포함하고,상기 광시야각 편광판의 흡수축은 상기 하부 편광판의 흡수축과 45도의 각도를 형성하는 액정 표시 장치.
- 제1항에서,상기 하부 배향막의 하부 러빙축과 상기 상부 배향막의 러빙축은 서로 역평행한 액정 표시 장치.
- 제2항에서,상기 하부 러빙축과 상기 광시야각 편광판의 흡수축은 서로 역평행한 액정 표시 장치.
- 제3항에서,상기 액정층은 양의 굴절률 이방성을 가지는 복굴절 제어(ECB) 모드의 액정으로 이루어진 액정 표시 장치.
- 제4항에서,상기 광시야각 편광판은 보상 필름 및 광시야각 지지체를 포함하는 액정 표시 장치.
- 제5항에서,상기 보상 필름은 오 플레이트인 액정 표시 장치.
- 제1 기판, 상기 제1 기판 위에 형성되어 있는 하부 배향막을 포함하는 제1 표시판,상기 제1 기판과 대향하며 상기 제1 기판과 소정 셀 갭을 유지하는 제2 기판, 상기 제2 기판 위에 형성되어 있는 상부 배향막을 포함하는 제2 표시판,상기 제1 및 제2 표시판 사이에 주입되어 있는 액정층,상기 제1 표시판 외측에 부착되어 있는 하부 편광판, 그리고상기 제2 표시판 외측에 차례로 부착되어 있는 광시야각 편광판 및 상부 편 광판을 포함하고,상기 광시야각 편광판의 흡수축은 상기 상부 편광판의 흡수축과 45도의 각도를 형성하는 액정 표시 장치.
- 제7항에서,상기 하부 배향막의 하부 러빙축과 상기 상부 배향막의 러빙축은 서로 역평행한 액정 표시 장치.
- 제8항에서,상기 상부 러빙축과 상기 광시야각 편광판의 흡수축은 서로 역평행한 액정 표시 장치.
- 제9항에서,상기 액정층은 양의 굴절률 이방성을 가지는 복굴절 제어(ECB) 모드의 액정으로 이루어진 액정 표시 장치.
- 제10항에서,상기 광시야각 편광판은 보상 필름 및 광시야각 지지체를 포함하는 액정 표시 장치.
- 제11항에서,상기 보상 필름은 오 플레이트인 액정 표시 장치.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020060101243A KR20080035087A (ko) | 2006-10-18 | 2006-10-18 | 액정 표시 장치 |
| US11/874,651 US7746426B2 (en) | 2006-10-18 | 2007-10-18 | Liquid crystal display comprising a wide view polarizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020060101243A KR20080035087A (ko) | 2006-10-18 | 2006-10-18 | 액정 표시 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20080035087A true KR20080035087A (ko) | 2008-04-23 |
Family
ID=39317549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020060101243A Ceased KR20080035087A (ko) | 2006-10-18 | 2006-10-18 | 액정 표시 장치 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7746426B2 (ko) |
| KR (1) | KR20080035087A (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012008802A3 (ko) * | 2010-07-15 | 2012-05-03 | 주식회사 엘지화학 | 시야각 및 색 특성이 우수한 ecb-lcd |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101222951B1 (ko) | 2005-10-13 | 2013-01-17 | 엘지디스플레이 주식회사 | 시야각 제어 액정표시장치 |
| US20110102690A1 (en) * | 2008-06-24 | 2011-05-05 | Ryo Kikuchi | Liquid crystal display panel and liquid crystal display device |
| KR101286497B1 (ko) * | 2009-09-23 | 2013-07-16 | 엘지디스플레이 주식회사 | 시야각 조절 액정표시장치 |
| KR102646213B1 (ko) * | 2016-06-30 | 2024-03-08 | 엘지디스플레이 주식회사 | 휘도 향상을 위한 광학부재 및 이를 구비한 유기전계발광 표시장치 |
| CN106094322B (zh) * | 2016-08-16 | 2019-09-17 | 京东方科技集团股份有限公司 | 一种彩膜基板及其制作方法 |
Family Cites Families (24)
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| US2004A (en) * | 1841-03-12 | Improvement in the manner of constructing and propelling steam-vessels | ||
| US9A (en) * | 1836-08-10 | Thomas Blanchard | Method of riveting plank or made blocks | |
| US2005A (en) * | 1841-03-16 | Improvement in the manner of constructing molds for casting butt-hinges | ||
| US2006A (en) * | 1841-03-16 | Clamp for crimping leather | ||
| US2002A (en) * | 1841-03-12 | Tor and planter for plowing | ||
| US5986733A (en) * | 1993-04-30 | 1999-11-16 | Rockwell International Corporation | Negative optical compensator tilted in respect to liquid crystal cell for liquid crystal display |
| JPH09101514A (ja) | 1995-10-06 | 1997-04-15 | Toshiba Corp | 液晶表示素子の製造方法 |
| US6567143B1 (en) * | 1997-06-05 | 2003-05-20 | Guardian Industries Corp. | NW twisted nematic LCD with negative and tilted retarders on each side of liquid crystal cell to improve vertical contrast ratios |
| EP1028346A3 (en) * | 1999-02-12 | 2002-05-02 | Matsushita Electric Industrial Co., Ltd. | Liquid crystal element and manufacturing method thereof |
| TWI281560B (en) * | 2000-09-15 | 2007-05-21 | Au Optronics Corp | Arrangement structure of liquid crystal display device |
| KR20020024720A (ko) | 2000-09-26 | 2002-04-01 | 윤종용 | 광시야각 액정 표시 장치 |
| US7462381B2 (en) * | 2002-04-26 | 2008-12-09 | Nitto Denko Corporation | Method for producing birefringent film |
| JP4264237B2 (ja) | 2002-08-26 | 2009-05-13 | スタンレー電気株式会社 | 液晶表示素子 |
| KR20040027216A (ko) | 2002-09-27 | 2004-04-01 | 삼성전자주식회사 | Ocb모드 액정 표시 장치 그 구동 방법 |
| KR100462327B1 (ko) | 2003-01-28 | 2004-12-18 | 주식회사 엘지화학 | 이축성 위상차 보상필름을 갖는 수직배향 액정표시장치 |
| CN1698002A (zh) * | 2003-02-25 | 2005-11-16 | 东芝松下显示技术有限公司 | 液晶显示元件 |
| JP2005107363A (ja) | 2003-10-01 | 2005-04-21 | Canon Inc | 画像表示装置 |
| JP2005208568A (ja) | 2003-10-17 | 2005-08-04 | Seiko Instruments Inc | 液晶表示装置 |
| KR101073328B1 (ko) | 2003-12-16 | 2011-10-12 | 엘지디스플레이 주식회사 | 보상필름을 이용한 액정표시장치 및 그 제조방법 |
| JP2005201960A (ja) | 2004-01-13 | 2005-07-28 | Seiko Epson Corp | 液晶装置および投射型表示装置 |
| CN1658035A (zh) | 2004-02-18 | 2005-08-24 | 力特光电科技股份有限公司 | 广视角液晶显示面板 |
| KR101070481B1 (ko) | 2004-06-30 | 2011-10-05 | 엘지디스플레이 주식회사 | 편광필름 및 액정표시장치 |
| JP4192878B2 (ja) | 2004-09-29 | 2008-12-10 | セイコーエプソン株式会社 | 投射型表示装置 |
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-
2006
- 2006-10-18 KR KR1020060101243A patent/KR20080035087A/ko not_active Ceased
-
2007
- 2007-10-18 US US11/874,651 patent/US7746426B2/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012008802A3 (ko) * | 2010-07-15 | 2012-05-03 | 주식회사 엘지화학 | 시야각 및 색 특성이 우수한 ecb-lcd |
| US8934074B2 (en) | 2010-07-15 | 2015-01-13 | Lg Chem, Ltd. | ECB-LCD having an excellent viewing angle and color characteristics |
Also Published As
| Publication number | Publication date |
|---|---|
| US7746426B2 (en) | 2010-06-29 |
| US20080094546A1 (en) | 2008-04-24 |
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