KR100831918B1 - 액정 패널, 액정 텔레비전 및 액정 표시 장치 - Google Patents
액정 패널, 액정 텔레비전 및 액정 표시 장치 Download PDFInfo
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- KR100831918B1 KR100831918B1 KR1020067024980A KR20067024980A KR100831918B1 KR 100831918 B1 KR100831918 B1 KR 100831918B1 KR 1020067024980 A KR1020067024980 A KR 1020067024980A KR 20067024980 A KR20067024980 A KR 20067024980A KR 100831918 B1 KR100831918 B1 KR 100831918B1
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- liquid crystal
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- film
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Images
Classifications
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- G—PHYSICS
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- 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
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
-
- 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
- G02F1/13356—Structural association of cells with optical devices, e.g. polarisers or reflectors characterised by the placement of the optical elements
- G02F1/133562—Structural association of cells with optical devices, e.g. polarisers or reflectors characterised by the placement of the optical elements on the viewer 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
- G02F1/133—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
- G02F1/133—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
- G02F1/133634—Birefringent elements, e.g. for optical compensation the refractive index Nz perpendicular to the element surface being different from in-plane refractive indices Nx and Ny, e.g. biaxial or with normal optical axis
-
- 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
- G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
- G02F2413/04—Number of plates greater than or equal to 4
-
- 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
- G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
- G02F2413/13—Positive birefingence
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
- Polarising Elements (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
Description
참고예 1 | 참고예 2 | 참고예 3 | |
위상차 필름 | A-1 | A-2 | A-3 |
두께 (㎛) | 3.6 | 80 | 80 |
투과율 (%) | 92 | 92 | 92 |
Re[590] (㎚) | 0.2 | 0.6 | 1.0 |
Rth[590] (㎚) | 30 | 54 | 80 |
C[590] × 10-12(㎡/N) | 78.3 | 17.8 | 5.0 |
참고예 4 | 참고예 5 | 참고예 6 | 참고예 7 | |
위상차 필름 | B-1 | B-2 | B-3 | B-4 |
두께 (㎛) | 68 | 64 | 54 | 51 |
투과율 (%) | 90 | 90 | 90 | 90 |
Re[480] (㎚) | 78 | 95 | 134 | 188 |
Re[590] (㎚) | 82 | 100 | 141 | 198 |
Rth[590] (㎚) | 82 | 101 | 141 | 198 |
Re[480]/Re[590] | 0.95 | 0.95 | 0.95 | 0.95 |
C[590] × 10-12(㎡/N) | 9.9 | 9.9 | 9.9 | 9.9 |
참고예 8 | 참고예 9 | 참고예 10 | |
위상차 필름 | C-1 | C-2 | C-3 |
두께 (㎛) | 1.2 | 1.5 | 2.1 |
투과율 (%) | 92 | 92 | 92 |
Re[590] (㎚) | 0.2 | 0.2 | 0.3 |
Rth[590] (㎚) | -120 | -150 | -210 |
제 1 네가티브 C 플레이트 | 제 1 포지티브 A 플레이트 | 포지티브 C 플레이트 | 제 2 포지티브 A 플레이트 | 제 2 네가티브 C 플레이트 | 액정 패널 | ||||||||
위상차 필름 | Rth[590] (㎚) | 위상차 필름 | Re[590] (㎚) | 위상차 필름 | Rth[590] (㎚) | 위상차 필름 | Re[590] (㎚) | 광학필름 | Rth [590] (㎚) | 구성 | 경사 방향의 콘트라스트비 | 경사 방향의 컬러 시프트량 | |
실시예 1 | A-2 | 54 | B-2 | 100 | C-2 | -150 | B-4 | 198 | A-2 | 54 | 도2 | 74.0 | 0.22 |
실시예 2 | A-3 | 80 | B-1 | 82 | C-3 | -210 | B-4 | 198 | A-3 | 80 | 도2 | 38.9 | 0.23 |
실시예 3 | A-1 | 30 | B-3 | 141 | C-1 | -120 | B-4 | 198 | A-1 | 30 | 도2 | 51.0 | 0.15 |
비교예 1 | A-2 | 54 | B-2 | 100 | C-2 | -150 | B-4 | 198 | A-2 | 54 | 도7 | 4.0 | 0.10 |
비교예 2 | A-2 | 54 | B-2 | 100 | B-4 | 198 | A-2 | 54 | 도8 | 4.0 | 0.21 | ||
비교예 3 | A-2 | 54 | C-2 | -150 | B-4 | 198 | A-2 | 54 | 도9 | 9.9 | 0.15 | ||
비교예 4 | A-2 | 54 | B-2 | 100 | C-2 | -150 | A-2 | 54 | 도10 | 3.6 | 0.07 |
Claims (12)
- 전계가 존재하지 않는 상태에서 호모지니어스 배향시킨 네마틱 액정을 포함하는 액정층을 구비하는 액정 셀과, 상기 액정 셀의 시인측에 배치된 제 1 편광자와, 상기 액정 셀과 상기 제 1 편광자 사이에 배치된 제 1 적층 광학 소자와, 상기 액정 셀의 백라이트측에 배치된 제 2 편광자와, 상기 액정 셀과 상기 제 2 편광자 사이에 배치된 제 2 적층 광학 소자를 구비하는 액정 패널로서,상기 제 1 적층 광학 소자는, 상기 제 1 편광자에 가까운 측으로부터, 제 1 네가티브 C 플레이트, 제 1 포지티브 A 플레이트, 및 포지티브 C 플레이트를 이 순서대로 구비하고, 상기 제 1 포지티브 A 플레이트는, 상기 지상축이 상기 제 1 편광자의 흡수축과 실질적으로 직교하도록 배치되어 이루어지고,상기 제 2 적층 광학 소자는, 상기 제 2 편광자에 가까운 측으로부터, 제 2 네가티브 C 플레이트 및 제 2 포지티브 A 플레이트를 구비하고, 상기 제 2 포지티브 A 플레이트는, 상기 지상축이 상기 액정 셀의 초기 배향 방향과 실질적으로 평행이 되도록 배치되어 이루어지는, 액정 패널.
- 제 1 항에 있어서,상기 액정 셀의 Re[590] 이 250㎚ ∼ 480㎚ 인, 액정 패널.
- 제 1 항 또는 제 2 항에 있어서,상기 제 1 네가티브 C 플레이트의 Rth[590] 이 30㎚ ∼ 200㎚ 인, 액정 패널.
- 제 1 항 또는 제 2 항에 있어서,상기 제 1 네가티브 C 플레이트는, 셀룰로오스계 수지, 폴리아미드이미드계 수지, 폴리에테르에테르케톤계 수지, 및 폴리이미드계 수지에서 선택되는 적어도 1 종의 열가소성 수지를 함유하는 고분자 필름을 포함하는, 액정 패널.
- 제 1 항 또는 제 2 항에 있어서,상기 제 1 포지티브 A 플레이트의 Re[590] 이 50㎚ ∼ 200㎚ 인, 액정 패널.
- 제 1 항 또는 제 2 항에 있어서,상기 제 1 포지티브 A 플레이트는, 시클로올레핀계 수지를 함유하는 고분자 필름인 연신 필름을 포함하는, 액정 패널.
- 제 1 항 또는 제 2 항에 있어서,상기 포지티브 C 플레이트의 Rth[590] 이 -60㎚ 이하인, 액정 패널.
- 제 1 항 또는 제 2 항에 있어서,상기 포지티브 C 플레이트는, 호메오토로픽 배향시킨 칼라미틱 액정 화합물을 함유하는 액정성 조성물의 고화층 또는 경화층을 포함하는, 액정 패널.
- 제 1 항 또는 제 2 항에 있어서,상기 제 2 포지티브 A 플레이트의 Re[590] 과 상기 액정 셀의 Re[590] 의 합이 500㎚ ∼ 650㎚ 인, 액정 패널.
- 제 1 항 또는 제 2 항에 있어서,상기 제 2 네가티브 C 플레이트의 Rth[590] 이, 상기 제 1 네가티브 C 플레이트의 Rth[590] 과 실질적으로 동일한, 액정 패널.
- 제 1 항 또는 제 2 항에 기재된 액정 패널을 포함하는, 액정 텔레비전.
- 제 1 항 또는 제 2 항에 기재된 액정 패널을 포함하는, 액정 표시 장치.
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JP2005068649A JP2006251439A (ja) | 2005-03-11 | 2005-03-11 | 液晶パネル、液晶テレビおよび液晶表示装置 |
JPJP-P-2005-00068649 | 2005-03-11 |
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EP (1) | EP1757977B1 (ko) |
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US9834516B2 (en) * | 2007-02-14 | 2017-12-05 | Eastman Chemical Company | Regioselectively substituted cellulose esters produced in a carboxylated ionic liquid process and products produced therefrom |
WO2008156011A1 (ja) * | 2007-06-20 | 2008-12-24 | Konica Minolta Opto, Inc. | 液晶表示装置 |
KR20090060626A (ko) * | 2007-12-10 | 2009-06-15 | 삼성전자주식회사 | 광원 모듈과 이의 구동 방법 및 이를 포함하는 표시 장치 |
US9777074B2 (en) | 2008-02-13 | 2017-10-03 | Eastman Chemical Company | Regioselectively substituted cellulose esters produced in a halogenated ionic liquid process and products produced therefrom |
US8188267B2 (en) | 2008-02-13 | 2012-05-29 | Eastman Chemical Company | Treatment of cellulose esters |
US8354525B2 (en) | 2008-02-13 | 2013-01-15 | Eastman Chemical Company | Regioselectively substituted cellulose esters produced in a halogenated ionic liquid process and products produced therefrom |
US8524887B2 (en) | 2009-04-15 | 2013-09-03 | Eastman Chemical Company | Regioselectively substituted cellulose esters produced in a tetraalkylammonium alkylphosphate ionic liquid process and products produced therefrom |
KR20120002411A (ko) * | 2010-06-30 | 2012-01-05 | 동우 화인켐 주식회사 | 복합구성 편광판 세트 및 이를 포함하는 ips 모드 액정표시장치 |
US8729253B2 (en) | 2011-04-13 | 2014-05-20 | Eastman Chemical Company | Cellulose ester optical films |
TWI453509B (zh) * | 2011-12-14 | 2014-09-21 | Ind Tech Res Inst | 雙光軸相位差膜及其製造方法 |
JP6304936B2 (ja) * | 2013-04-23 | 2018-04-04 | 三菱電機株式会社 | 液晶表示装置 |
JP6167676B2 (ja) * | 2013-06-05 | 2017-07-26 | 大日本印刷株式会社 | 液晶表示装置 |
JP2015038598A (ja) * | 2013-07-18 | 2015-02-26 | 富士フイルム株式会社 | 位相差フィルム、偏光板および液晶表示装置 |
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JPWO2015111474A1 (ja) * | 2014-01-22 | 2017-03-23 | 富士フイルム株式会社 | 偏光板、液晶表示装置 |
WO2017119427A1 (ja) * | 2016-01-08 | 2017-07-13 | 大日本印刷株式会社 | 画像表示装置 |
CN105629581A (zh) * | 2016-03-24 | 2016-06-01 | 京东方科技集团股份有限公司 | 一种显示面板和显示装置 |
JP6724729B2 (ja) * | 2016-03-31 | 2020-07-15 | 住友化学株式会社 | 偏光板のセット及びそれを用いたipsモード液晶表示装置 |
KR102457502B1 (ko) * | 2018-12-27 | 2022-10-21 | 삼성에스디아이 주식회사 | 편광판 및 이를 포함하는 액정표시장치 |
GB2588763A (en) * | 2019-10-31 | 2021-05-12 | Flexenable Ltd | Liquid crystal device assembly |
WO2022059569A1 (ja) * | 2020-09-18 | 2022-03-24 | 富士フイルム株式会社 | 光学フィルム、円偏光板、有機エレクトロルミネッセンス表示装置 |
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WO2023039764A1 (zh) * | 2021-09-15 | 2023-03-23 | 京东方科技集团股份有限公司 | 液晶显示面板及其制作方法、显示装置 |
WO2025142262A1 (ja) * | 2023-12-27 | 2025-07-03 | 富士フイルム株式会社 | 位相差フィルム、偏光板および画像表示装置 |
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US20070200987A1 (en) | 2007-08-30 |
ATE395628T1 (de) | 2008-05-15 |
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WO2006095617A1 (ja) | 2006-09-14 |
DE602006001171D1 (de) | 2008-06-26 |
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