KR101579332B1 - 디스플레이의 개선된 조명 균일도를 위한 휘도 향상 필름 및 필름 기반 확산기 - Google Patents

디스플레이의 개선된 조명 균일도를 위한 휘도 향상 필름 및 필름 기반 확산기 Download PDF

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KR101579332B1
KR101579332B1 KR1020107019358A KR20107019358A KR101579332B1 KR 101579332 B1 KR101579332 B1 KR 101579332B1 KR 1020107019358 A KR1020107019358 A KR 1020107019358A KR 20107019358 A KR20107019358 A KR 20107019358A KR 101579332 B1 KR101579332 B1 KR 101579332B1
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South Korea
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light
film
delete delete
diffuser
punch
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KR20110007094A (ko
Inventor
케네스 에이 엡스테인
스티븐 제이 엣츠콘
에릭 더블유 넬슨
마크 디 겔센
브라이언 지 쾨더
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쓰리엠 이노베이티브 프로퍼티즈 컴파니
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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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • 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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity
    • 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
    • G02F1/133504—Diffusing, scattering, diffracting elements
    • G02F1/133507—Films for enhancing the luminance

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
KR1020107019358A 2008-02-15 2009-02-13 디스플레이의 개선된 조명 균일도를 위한 휘도 향상 필름 및 필름 기반 확산기 Expired - Fee Related KR101579332B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US2907108P 2008-02-15 2008-02-15
US61/029,071 2008-02-15

Publications (2)

Publication Number Publication Date
KR20110007094A KR20110007094A (ko) 2011-01-21
KR101579332B1 true KR101579332B1 (ko) 2015-12-21

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US (1) US9001286B2 (enExample)
EP (1) EP2263115A2 (enExample)
JP (1) JP2011512561A (enExample)
KR (1) KR101579332B1 (enExample)
CN (1) CN101946206A (enExample)
TW (1) TW200949369A (enExample)
WO (1) WO2009102951A2 (enExample)

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CN102955420B (zh) * 2011-08-18 2015-08-26 精工爱普生株式会社 钟表用表盘的制造方法、钟表用表盘以及钟表
US20130051196A1 (en) * 2011-08-25 2013-02-28 Seiko Epson Corporation Timepiece dial and timepiece
JP2013061190A (ja) * 2011-09-12 2013-04-04 Seiko Epson Corp 時計用文字板および時計
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US9235057B2 (en) * 2012-05-18 2016-01-12 Reald Inc. Polarization recovery in a directional display device
KR102182015B1 (ko) * 2013-02-28 2020-11-23 엘지이노텍 주식회사 광원의 휘도 평가 방법 및 조명 장치
KR102175308B1 (ko) * 2013-06-17 2020-11-06 엘지이노텍 주식회사 광원의 휘도 평가 방법 및 조명 장치
JP6153895B2 (ja) * 2013-07-22 2017-06-28 富士フイルム株式会社 液晶表示装置
CN104125451B (zh) * 2014-07-08 2015-12-30 四川大学 一种高亮度的集成成像3d显示装置
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CN108626621B (zh) * 2017-03-24 2022-05-06 松下知识产权经营株式会社 照明系统和照明方法
KR20200140307A (ko) 2018-05-03 2020-12-15 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광 방향전환 필름, 백라이트 및 디스플레이 시스템
CN120028984A (zh) * 2018-06-28 2025-05-23 群创光电股份有限公司 显示装置
US11668977B2 (en) * 2018-12-14 2023-06-06 3M Innovative Properties Company Liquid crystal display having a frontside light control film
KR102209846B1 (ko) * 2019-03-04 2021-01-29 주식회사 첨단랩 경화기용 광 추출 구조체 및 조명 장치
CN109902649A (zh) * 2019-03-11 2019-06-18 深圳阜时科技有限公司 生物特征检测模组和背光模组、显示器及电子装置
JP7160863B2 (ja) * 2020-06-26 2022-10-25 日亜化学工業株式会社 表示装置及び光拡散シート積層体
US20250314927A1 (en) * 2022-05-19 2025-10-09 Lg Electronics Inc. Display device

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Publication number Publication date
US20110037736A1 (en) 2011-02-17
US9001286B2 (en) 2015-04-07
WO2009102951A2 (en) 2009-08-20
WO2009102951A3 (en) 2009-12-17
KR20110007094A (ko) 2011-01-21
JP2011512561A (ja) 2011-04-21
CN101946206A (zh) 2011-01-12
TW200949369A (en) 2009-12-01
EP2263115A2 (en) 2010-12-22

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