CN101946206A - 用于改善显示器照度均匀度的增亮膜和基于薄膜的扩散片 - Google Patents

用于改善显示器照度均匀度的增亮膜和基于薄膜的扩散片 Download PDF

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Publication number
CN101946206A
CN101946206A CN2009801052655A CN200980105265A CN101946206A CN 101946206 A CN101946206 A CN 101946206A CN 2009801052655 A CN2009801052655 A CN 2009801052655A CN 200980105265 A CN200980105265 A CN 200980105265A CN 101946206 A CN101946206 A CN 101946206A
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CN
China
Prior art keywords
film
light
ribs
diffuser
liquid crystal
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.)
Pending
Application number
CN2009801052655A
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English (en)
Chinese (zh)
Inventor
肯尼斯·A·爱泼斯坦
斯蒂芬·J·埃茨科恩
埃里克·W·纳尔逊
马克·D·格尔森
布赖恩·G·克特
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3M Innovative Properties Co
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3M Innovative Properties Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of CN101946206A publication Critical patent/CN101946206A/zh
Pending legal-status Critical Current

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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

Landscapes

  • 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)
CN2009801052655A 2008-02-15 2009-02-13 用于改善显示器照度均匀度的增亮膜和基于薄膜的扩散片 Pending CN101946206A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US2907108P 2008-02-15 2008-02-15
US61/029,071 2008-02-15
PCT/US2009/034047 WO2009102951A2 (en) 2008-02-15 2009-02-13 Brightness enhancing film and film based diffuser for improved illumination uniformity of displays

Publications (1)

Publication Number Publication Date
CN101946206A true CN101946206A (zh) 2011-01-12

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009801052655A Pending CN101946206A (zh) 2008-02-15 2009-02-13 用于改善显示器照度均匀度的增亮膜和基于薄膜的扩散片

Country Status (7)

Country Link
US (1) US9001286B2 (https=)
EP (1) EP2263115A2 (https=)
JP (1) JP2011512561A (https=)
KR (1) KR101579332B1 (https=)
CN (1) CN101946206A (https=)
TW (1) TW200949369A (https=)
WO (1) WO2009102951A2 (https=)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102576166A (zh) * 2009-08-27 2012-07-11 沙伯基础创新塑料知识产权有限公司 荚状膜以及与其一起使用的背光模块
CN104125451A (zh) * 2014-07-08 2014-10-29 四川大学 一种高亮度的集成成像3d显示装置
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
CN112105866A (zh) * 2018-05-03 2020-12-18 3M创新有限公司 光重定向膜、背光源和显示系统
CN112166381A (zh) * 2019-03-04 2021-01-01 (株)尖端实验室 用于固化机的光提取结构和照明装置

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TWI408331B (zh) * 2009-12-17 2013-09-11 Ind Tech Res Inst 雙面光學膜片量測裝置與方法
US9465145B2 (en) 2010-10-20 2016-10-11 3M Innovative Properties Company Low refractive index diffuser element having interconnected voids
JP5652192B2 (ja) * 2010-12-20 2015-01-14 セイコーエプソン株式会社 時計用文字板および時計
JP5741114B2 (ja) * 2010-12-27 2015-07-01 セイコーエプソン株式会社 時計用文字板および時計
EP2560056A3 (en) * 2011-08-18 2016-12-28 Seiko Epson Corporation Manufacturing method of timepiece dial, timepiece dial, and timepiece
CN102955421A (zh) * 2011-08-25 2013-03-06 精工爱普生株式会社 钟表用表盘以及钟表
JP2013061190A (ja) * 2011-09-12 2013-04-04 Seiko Epson Corp 時計用文字板および時計
EP2570872A3 (en) * 2011-09-15 2017-02-01 Seiko Epson Corporation Timepiece rotating display member, and timepiece
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
TWI551844B (zh) * 2015-06-26 2016-10-01 創意電子股份有限公司 亮度校正方法及光學檢測系統
US10677421B2 (en) * 2017-03-24 2020-06-09 Panasonic Intellectual Property Management Co., Ltd. Illumination apparatus
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
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
WO2023224189A1 (ko) * 2022-05-19 2023-11-23 엘지전자 주식회사 디스플레이 디바이스

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102576166A (zh) * 2009-08-27 2012-07-11 沙伯基础创新塑料知识产权有限公司 荚状膜以及与其一起使用的背光模块
CN104125451A (zh) * 2014-07-08 2014-10-29 四川大学 一种高亮度的集成成像3d显示装置
CN112105866A (zh) * 2018-05-03 2020-12-18 3M创新有限公司 光重定向膜、背光源和显示系统
CN112105866B (zh) * 2018-05-03 2023-02-17 3M创新有限公司 光重定向膜、背光源和显示系统
CN112166381A (zh) * 2019-03-04 2021-01-01 (株)尖端实验室 用于固化机的光提取结构和照明装置
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

Also Published As

Publication number Publication date
US9001286B2 (en) 2015-04-07
JP2011512561A (ja) 2011-04-21
KR20110007094A (ko) 2011-01-21
TW200949369A (en) 2009-12-01
WO2009102951A3 (en) 2009-12-17
US20110037736A1 (en) 2011-02-17
WO2009102951A2 (en) 2009-08-20
KR101579332B1 (ko) 2015-12-21
EP2263115A2 (en) 2010-12-22

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Application publication date: 20110112