KR20090099248A - 콜레스테릭 액정층을 포함하는 유기박막표시장치 - Google Patents
콜레스테릭 액정층을 포함하는 유기박막표시장치 Download PDFInfo
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- KR20090099248A KR20090099248A KR1020080024387A KR20080024387A KR20090099248A KR 20090099248 A KR20090099248 A KR 20090099248A KR 1020080024387 A KR1020080024387 A KR 1020080024387A KR 20080024387 A KR20080024387 A KR 20080024387A KR 20090099248 A KR20090099248 A KR 20090099248A
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
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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
- G02F1/133541—Circular polarisers
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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
- G02F1/13363—Birefringent elements, e.g. for optical compensation
- G02F1/133638—Waveplates, i.e. plates with a retardation value of lambda/n
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/125—Active-matrix OLED [AMOLED] displays including organic TFTs [OTFT]
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/04—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
- H10N30/045—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
-
- 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/34—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 reflector
- G02F2201/343—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 reflector cholesteric liquid crystal reflector
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
Description
Claims (7)
- 유기EL패널, 원편광의 광을 선편광의 광으로 변환시키는 λ/4 위상지연층, 상기 λ/4 위상지연층에서 선편광으로 변환된 광 가운데 광축이 일치하는 광만을 선택적으로 통과시키는 편광필름을 포함하는 유기박막표시장치에 있어서,입사광 가운데 일방향으로 회전하는 원편광의 광은 투과시키며 상기 일방향과 반대되는 방향으로 회전하는 원편광의 광은 투과시키는 콜레스테릭 액정층을 더 포함하는 것을 특징으로 하는 유기박막표시장치.
- 제 1 항에 있어서,상기 콜레스테릭 액정층은 상기 유기EL패널과 상기 λ/4 위상지연층 사이에 배치된 것을 특징으로 하는 유기박막표시장치.
- 제 2 항에 있어서,상기 콜레스테릭 액정층은 상기 유기EL패널과 밀착되도록 배치되며, 상기 콜레스테릭 액정층, λ/4 위상지연층 및 편광필름은 서로 밀착되도록 적층된 것을 특징으로 하는 유기박막표시장치.
- 제 1 항에 있어서,상기 콜레스테릭 액정층은 상기 유기EL패널 내부에 배치된 것을 특징으로 하 는 유기박막표시장치.
- 제 4 항에 있어서,상기 유기EL패널은 절연기판 상에 형성된 애노드 전극, 상기 애노드 전극 상에 형성된 유기발광층, 상기 유기발광층 상에 형성된 캐소드 전극 및 상기 적층된 애노드 전극, 유기발광층, 캐소드 전극을 둘러싸는 보호글래스를 포함하며,상기 콜레스테릭 액정층은 상기 보호글래스 내부에 배치되도록 상기 캐소드 전극 상에 형성된 것을 특징으로 하는 유기박막표시장치.
- 제 1 항 내지 제 5 항 중 어느 한 항에 있어서,상기 콜레스테릭 액정층은 가시광 영역의 광을 반사하도록 형성된 것을 특징으로 하는 유기박막표시장치.
- 제 1 항 내지 제 5 항 중 어느 한 항에 있어서,상기 λ/4 위상지연층은 연신필름, 액정, 쿼츠 가운데 어느 하나로 형성된 것을 특징으로 하는 유기박막표시장치.
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Cited By (8)
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KR101107175B1 (ko) * | 2009-12-07 | 2012-01-25 | 삼성모바일디스플레이주식회사 | 유기 발광 표시 장치 |
KR20120013654A (ko) * | 2010-08-06 | 2012-02-15 | 삼성전자주식회사 | 능동형유기발광다이오드 표시장치 및 그의 표시제어방법 |
KR101117734B1 (ko) * | 2010-01-21 | 2012-02-24 | 삼성모바일디스플레이주식회사 | 유기 발광 장치 |
US9064830B2 (en) | 2013-07-09 | 2015-06-23 | Samsung Display Co., Ltd. | Organic light emitting diode display |
US9219248B2 (en) | 2012-08-10 | 2015-12-22 | Samsung Electronics Co., Ltd. | Organic electroluminescence display device |
CN106200094A (zh) * | 2016-07-08 | 2016-12-07 | 京东方科技集团股份有限公司 | 一种反射式显示装置及其制作方法 |
EP3163337A1 (en) * | 2015-10-30 | 2017-05-03 | LG Display Co., Ltd. | Organic light emitting display device |
CN109856880A (zh) * | 2019-02-27 | 2019-06-07 | 京东方科技集团股份有限公司 | 反射器及驱动方法、显示面板及驱动方法 |
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JP4011292B2 (ja) * | 2001-01-15 | 2007-11-21 | 株式会社日立製作所 | 発光素子、及び表示装置 |
CN1296732C (zh) * | 2002-04-23 | 2007-01-24 | 日东电工株式会社 | 偏振部件,偏振光源及使用其的图像显示装置 |
WO2005041155A1 (ja) * | 2003-10-24 | 2005-05-06 | Toshiba Matsushita Display Technology Co., Ltd. | 表示装置 |
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Cited By (14)
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KR101107175B1 (ko) * | 2009-12-07 | 2012-01-25 | 삼성모바일디스플레이주식회사 | 유기 발광 표시 장치 |
US8502753B2 (en) | 2009-12-07 | 2013-08-06 | Samsung Display Co., Ltd. | Organic light emitting diode display |
KR101117734B1 (ko) * | 2010-01-21 | 2012-02-24 | 삼성모바일디스플레이주식회사 | 유기 발광 장치 |
US8481997B2 (en) | 2010-01-21 | 2013-07-09 | Samsung Display Co., Ltd. | Organic light emitting display device |
KR20120013654A (ko) * | 2010-08-06 | 2012-02-15 | 삼성전자주식회사 | 능동형유기발광다이오드 표시장치 및 그의 표시제어방법 |
US10048919B2 (en) | 2010-08-06 | 2018-08-14 | Samsung Electronics, Co., Ltd. | Active matrix organic light-emitting diode display and method of controlling display thereof |
US9219248B2 (en) | 2012-08-10 | 2015-12-22 | Samsung Electronics Co., Ltd. | Organic electroluminescence display device |
US9064830B2 (en) | 2013-07-09 | 2015-06-23 | Samsung Display Co., Ltd. | Organic light emitting diode display |
EP3163337A1 (en) * | 2015-10-30 | 2017-05-03 | LG Display Co., Ltd. | Organic light emitting display device |
CN107037522A (zh) * | 2015-10-30 | 2017-08-11 | 乐金显示有限公司 | 光学组件以及具有该光学组件的有机发光显示装置 |
US10283735B2 (en) | 2015-10-30 | 2019-05-07 | Lg Display Co., Ltd. | Organic light emitting display device |
CN106200094A (zh) * | 2016-07-08 | 2016-12-07 | 京东方科技集团股份有限公司 | 一种反射式显示装置及其制作方法 |
CN109856880A (zh) * | 2019-02-27 | 2019-06-07 | 京东方科技集团股份有限公司 | 反射器及驱动方法、显示面板及驱动方法 |
CN109856880B (zh) * | 2019-02-27 | 2021-12-10 | 京东方科技集团股份有限公司 | 反射器及驱动方法、显示面板及驱动方法 |
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