TW200909740A - Lamp-hiding assembly for a direct lit backlight - Google Patents

Lamp-hiding assembly for a direct lit backlight Download PDF

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Publication number
TW200909740A
TW200909740A TW097115719A TW97115719A TW200909740A TW 200909740 A TW200909740 A TW 200909740A TW 097115719 A TW097115719 A TW 097115719A TW 97115719 A TW97115719 A TW 97115719A TW 200909740 A TW200909740 A TW 200909740A
Authority
TW
Taiwan
Prior art keywords
reflector
light
backlight
layer
assembly
Prior art date
Application number
TW097115719A
Other languages
English (en)
Chinese (zh)
Inventor
Timothy Joseph Nevitt
Michael Francis Weber
Original Assignee
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 TW200909740A publication Critical patent/TW200909740A/zh

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336Illuminating devices
    • G02F1/133602Direct backlight
    • G02F1/133605Direct backlight including specially adapted reflectors
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336Illuminating devices
    • G02F1/133602Direct backlight
    • G02F1/133604Direct backlight with lamps

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)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
TW097115719A 2007-05-20 2008-04-29 Lamp-hiding assembly for a direct lit backlight TW200909740A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US93908107P 2007-05-20 2007-05-20

Publications (1)

Publication Number Publication Date
TW200909740A true TW200909740A (en) 2009-03-01

Family

ID=40122096

Family Applications (1)

Application Number Title Priority Date Filing Date
TW097115719A TW200909740A (en) 2007-05-20 2008-04-29 Lamp-hiding assembly for a direct lit backlight

Country Status (7)

Country Link
US (1) US20100214762A1 (https=)
EP (1) EP2153275A4 (https=)
JP (1) JP2010529592A (https=)
KR (1) KR20100021470A (https=)
CN (1) CN101681055B (https=)
TW (1) TW200909740A (https=)
WO (1) WO2008144136A1 (https=)

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TWI449973B (zh) * 2010-09-29 2014-08-21 Lg Innotek Co Ltd 線柵偏光板及使用其之背光單元

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WO2010059568A1 (en) * 2008-11-19 2010-05-27 3M Innovative Properties Company Reflective film combinations with output confinement in both polar and azimuthal directions and related constructions
PL2366122T3 (pl) 2008-11-19 2019-03-29 3M Innovative Properties Company Wielowarstwowa powłoka optyczna z wychodzącym promieniowaniem ograniczonym w kierunkach zarówno biegunowym jak też azymutalnym oraz powiązane konstrukcje
WO2010059579A1 (en) * 2008-11-19 2010-05-27 3M Innovative Properties Company High transmission flux leveling multilayer optical film and related constructions
US8982462B2 (en) 2008-12-22 2015-03-17 3M Innovative Properties Company Multilayer optical films having side-by-side mirror/polarizer zones
TWI605276B (zh) * 2009-04-15 2017-11-11 3M新設資產公司 光學結構及包含該光學結構之顯示系統
WO2010120845A2 (en) 2009-04-15 2010-10-21 3M Innovative Properties Company Backlight and display system incorporating same
US9291752B2 (en) 2013-08-19 2016-03-22 3M Innovative Properties Company Retroreflecting optical construction
JP5727460B2 (ja) 2009-04-15 2015-06-03 スリーエム イノベイティブ プロパティズ カンパニー 光結合を防止するための光学フィルム
JP5823958B2 (ja) 2009-06-02 2015-11-25 スリーエム イノベイティブ プロパティズ カンパニー 光再偏向フィルム及び該フィルムを使用したディスプレイ
KR20120061911A (ko) 2009-08-25 2012-06-13 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광 방향 전환 필름 및 이를 포함하는 디스플레이 시스템
CN102576101B (zh) 2009-10-24 2015-01-14 3M创新有限公司 空隙化扩散体
US8922733B2 (en) 2009-10-24 2014-12-30 3M Innovative Properties Company Light source and display system incorporating same
US8950924B2 (en) 2009-12-08 2015-02-10 3M Innovative Properties Company Optical constructions incorporating a light guide and low refractive index films
MX341955B (es) 2010-04-15 2016-09-08 3M Innovative Properties Co Articulos retrorreflectantes que incluyen areas opticamente activas y areas opticamente inactivas.
US9791604B2 (en) 2010-04-15 2017-10-17 3M Innovative Properties Company Retroreflective articles including optically active areas and optically inactive areas
EP2558290B1 (en) 2010-04-15 2019-01-23 3M Innovative Properties Company Retroreflective articles including optically active areas and optically inactive areas
CN102884453B (zh) 2010-05-07 2015-04-01 3M创新有限公司 包括微结构化表面的抗反射膜
JP6251569B2 (ja) 2010-06-30 2018-01-10 スリーエム イノベイティブ プロパティズ カンパニー 空間的に選択的な複屈折性の減少を有する拡散反射光学フィルム
BR112012033429A2 (pt) 2010-06-30 2016-11-22 3M Innovative Properties Co artigo multicamadas e método de geração de uma imagem
JP2013539543A (ja) 2010-06-30 2013-10-24 スリーエム イノベイティブ プロパティズ カンパニー 空間選択的な複屈折低減を有するフィルムを使用するマスク加工
NZ605399A (en) 2010-06-30 2014-10-31 3M Innovative Properties Co Multi-layer articles capable of forming color images and methods of forming color images
KR101841310B1 (ko) 2010-06-30 2018-03-22 쓰리엠 이노베이티브 프로퍼티즈 컴파니 공간 선택적 복굴절 감소를 갖는 지연기 필름 조합물
WO2012012180A2 (en) 2010-06-30 2012-01-26 3M Innovative Properties Company Light directing film
US9353930B2 (en) 2011-04-08 2016-05-31 3M Innovative Properties Company Light duct tee extractor
DE102012102119A1 (de) 2012-03-13 2013-09-19 Osram Opto Semiconductors Gmbh Flächenlichtquelle
KR20140144217A (ko) 2012-03-20 2014-12-18 쓰리엠 이노베이티브 프로퍼티즈 컴파니 구조화된 광학 필름
US9229141B2 (en) 2012-12-13 2016-01-05 3M Innovative Properties Company Optical assembly
US8915002B2 (en) * 2013-01-31 2014-12-23 3M Innovative Properties Company Self illuminated signage for printed graphics
US9196855B2 (en) 2013-03-13 2015-11-24 Vizio Inc Zone backlighting for LCD displays LCD displays through use of field-induced polymer electro luminescence panels
CN105378517B (zh) 2013-06-06 2019-04-05 富士胶片株式会社 光学片部件及使用该光学片部件的图像显示装置
CN103941321B (zh) * 2013-06-20 2017-08-01 厦门天马微电子有限公司 光学膜及液晶显示器
KR20150012091A (ko) 2013-07-24 2015-02-03 삼성디스플레이 주식회사 광학 렌즈 모듈 및 백라이트 유닛
US9864120B2 (en) 2013-09-05 2018-01-09 3M Innovative Properties Company Patterned marking of multilayer optical film by thermal conduction
US9841598B2 (en) 2013-12-31 2017-12-12 3M Innovative Properties Company Lens with embedded multilayer optical film for near-eye display systems
CN106164746A (zh) 2014-04-09 2016-11-23 3M创新有限公司 作为组合器的具有薄膜的近眼显示系统
CN105841097A (zh) * 2014-09-05 2016-08-10 台达电子工业股份有限公司 光波长转换装置及其适用的光源系统
US9557568B1 (en) 2015-09-03 2017-01-31 3M Innovative Properties Company Head-mounted display
US9920907B2 (en) 2015-11-04 2018-03-20 Nichia Corporation Light emitting device
KR102662930B1 (ko) * 2017-08-08 2024-05-02 쓰리엠 이노베이티브 프로퍼티즈 컴파니 인성, 고온 성능 및 uv 흡수성을 갖는 다층 등방성 필름
CN108303822A (zh) * 2018-01-23 2018-07-20 青岛海信电器股份有限公司 一种背光模组、显示装置及液晶电视
US12242054B2 (en) * 2019-12-16 2025-03-04 Agc Glass Europe Head up display system
CN110894931A (zh) * 2019-12-25 2020-03-20 哈尔滨工大光电科技有限公司 一种偏振干涉光生物安全护眼灯罩和光生物安全护眼灯
WO2024091679A1 (en) * 2022-10-29 2024-05-02 Meta Platforms Technologies, Llc Light-emitting array with reflective polarizer for photon recycling

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI449973B (zh) * 2010-09-29 2014-08-21 Lg Innotek Co Ltd 線柵偏光板及使用其之背光單元
US9488764B2 (en) 2010-09-29 2016-11-08 Lg Innotek Co., Ltd. Wire grid polarizer and backlight unit using the same

Also Published As

Publication number Publication date
CN101681055B (zh) 2012-08-08
US20100214762A1 (en) 2010-08-26
EP2153275A4 (en) 2010-09-08
CN101681055A (zh) 2010-03-24
JP2010529592A (ja) 2010-08-26
EP2153275A1 (en) 2010-02-17
WO2008144136A1 (en) 2008-11-27
KR20100021470A (ko) 2010-02-24

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