CN113544553B - 显示器用光学膜和背光源单元 - Google Patents

显示器用光学膜和背光源单元 Download PDF

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Publication number
CN113544553B
CN113544553B CN202080018453.0A CN202080018453A CN113544553B CN 113544553 B CN113544553 B CN 113544553B CN 202080018453 A CN202080018453 A CN 202080018453A CN 113544553 B CN113544553 B CN 113544553B
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Prior art keywords
light
wavelength
wavelength range
optical
polarization state
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Chinese (zh)
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CN113544553A (zh
Inventor
吉勒·J·伯努瓦
卡尔·A·斯托弗
马修·B·约翰逊
瑞安·T·法比克
奎因·D·桑福德
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3M Innovative Properties Co
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3M Innovative Properties Co
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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
    • G02F1/133533—Colour selective polarisers
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
    • G02B5/305—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks including organic materials, e.g. polymeric layers
    • 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
    • G02F1/133605—Direct backlight including specially adapted 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
    • G02F1/1336—Illuminating devices
    • G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
    • 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
    • G02F1/133536—Reflective polarizers
    • 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
    • G02F1/133603—Direct backlight with LEDs
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
  • Optical Filters (AREA)
  • Planar Illumination Modules (AREA)
CN202080018453.0A 2019-03-08 2020-02-18 显示器用光学膜和背光源单元 Active CN113544553B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962815468P 2019-03-08 2019-03-08
US62/815,468 2019-03-08
PCT/IB2020/051339 WO2020183260A1 (en) 2019-03-08 2020-02-18 Display optical film and backlight unit

Publications (2)

Publication Number Publication Date
CN113544553A CN113544553A (zh) 2021-10-22
CN113544553B true CN113544553B (zh) 2023-11-03

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Country Status (7)

Country Link
US (3) US11829024B2 (https=)
EP (1) EP3935423B1 (https=)
JP (2) JP7561750B2 (https=)
KR (1) KR102877519B1 (https=)
CN (1) CN113544553B (https=)
TW (1) TWI888372B (https=)
WO (1) WO2020183260A1 (https=)

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TWI747575B (zh) * 2020-10-26 2021-11-21 南亞塑膠工業股份有限公司 具有疊層結構的高分子薄膜
EP4308984A4 (en) * 2021-03-15 2025-07-09 3M Innovative Properties Company MULTILAYER OPTICAL FILM
WO2025137080A1 (en) * 2023-12-20 2025-06-26 Meta Platforms Technologies, Llc Light collimating film for liquid crystal display backlight

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US5808794A (en) * 1996-07-31 1998-09-15 Weber; Michael F. Reflective polarizers having extended red band edge for controlled off axis color
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WO1995017691A1 (en) * 1993-12-21 1995-06-29 Minnesota Mining And Manufacturing Company Optical polarizer
US5808794A (en) * 1996-07-31 1998-09-15 Weber; Michael F. Reflective polarizers having extended red band edge for controlled off axis color
JP2004045452A (ja) * 2002-07-08 2004-02-12 Canon Inc 光学多層膜及び光学素子
JP2004309618A (ja) * 2003-04-03 2004-11-04 Nitto Denko Corp 光学素子、液晶セル、照明装置および液晶表示装置
WO2011050268A1 (en) * 2009-10-24 2011-04-28 3M Innovative Properties Company Immersed reflective polarizer with high off-axis reflectivity
JP2011126181A (ja) * 2009-12-18 2011-06-30 Teijin Ltd １軸延伸多層積層フィルム、それからなる輝度向上用部材、それらからなる液晶ディスプレイ用複合部材およびそれらからなる液晶ディスプレイ装置
CN103890619A (zh) * 2011-10-20 2014-06-25 帝人杜邦薄膜日本有限公司 单轴延伸多层层叠膜
CN104995536A (zh) * 2013-02-20 2015-10-21 3M创新有限公司 吸收、反射和准直偏振片叠堆以及结合了此类偏振片叠堆的背光源
CN106104354A (zh) * 2014-03-07 2016-11-09 3M创新有限公司 结合多层光学膜的光源
CN106062597A (zh) * 2014-03-19 2016-10-26 帝人株式会社 液晶显示器偏振片用反射偏振膜、包含其的液晶显示器用偏振片、液晶显示器用光学构件以及液晶显示器
KR20160081606A (ko) * 2014-12-31 2016-07-08 도레이케미칼 주식회사 반사편광자 및 이를 포함하는 백라이트 유닛
WO2018013784A2 (en) * 2016-07-13 2018-01-18 3M Innovative Properties Company Optical film

Also Published As

Publication number Publication date
US12210241B2 (en) 2025-01-28
JP2024119887A (ja) 2024-09-03
US20220137455A1 (en) 2022-05-05
JP2022523429A (ja) 2022-04-22
TWI888372B (zh) 2025-07-01
EP3935423B1 (en) 2024-05-15
JP7561750B2 (ja) 2024-10-04
US20250123517A1 (en) 2025-04-17
US20240045261A1 (en) 2024-02-08
KR20210137125A (ko) 2021-11-17
EP3935423A1 (en) 2022-01-12
WO2020183260A1 (en) 2020-09-17
CN113544553A (zh) 2021-10-22
KR102877519B1 (ko) 2025-10-27
TW202109162A (zh) 2021-03-01
US11829024B2 (en) 2023-11-28

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