KR20190075082A - 비대칭 터닝 필름을 갖는 다중화 백라이트 - Google Patents

비대칭 터닝 필름을 갖는 다중화 백라이트 Download PDF

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Publication number
KR20190075082A
KR20190075082A KR1020197013334A KR20197013334A KR20190075082A KR 20190075082 A KR20190075082 A KR 20190075082A KR 1020197013334 A KR1020197013334 A KR 1020197013334A KR 20197013334 A KR20197013334 A KR 20197013334A KR 20190075082 A KR20190075082 A KR 20190075082A
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KR
South Korea
Prior art keywords
light source
microstructure
light
display
microstructures
Prior art date
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Withdrawn
Application number
KR1020197013334A
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English (en)
Korean (ko)
Inventor
케네스 에이 엡스타인
니콜라스 에이 존슨
마이클 이 로터스
샤논 엘 시프켄
게리 티 보이드
Original Assignee
쓰리엠 이노베이티브 프로퍼티즈 컴파니
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Publication of KR20190075082A publication Critical patent/KR20190075082A/ko
Withdrawn legal-status Critical Current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
    • G02F1/133553—Reflecting elements
    • 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
    • G02B5/0231—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 the surface having microprismatic or micropyramidal shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/08—Refractors for light sources producing an asymmetric light distribution
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/60—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images involving reflecting prisms and mirrors only
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • 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
    • G02F1/1323—Arrangements for providing a switchable viewing angle
    • 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
    • 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
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
    • 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
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/268—Signal distribution or switching
    • G02F2001/133607—

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
KR1020197013334A 2016-11-03 2017-11-02 비대칭 터닝 필름을 갖는 다중화 백라이트 Withdrawn KR20190075082A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201662417054P 2016-11-03 2016-11-03
US62/417,054 2016-11-03
PCT/US2017/059660 WO2018085497A1 (en) 2016-11-03 2017-11-02 Multiplexing backlight with asymmetric turning film

Publications (1)

Publication Number Publication Date
KR20190075082A true KR20190075082A (ko) 2019-06-28

Family

ID=62076319

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020197013334A Withdrawn KR20190075082A (ko) 2016-11-03 2017-11-02 비대칭 터닝 필름을 갖는 다중화 백라이트

Country Status (6)

Country Link
US (2) US10955592B2 (enExample)
EP (1) EP3535609A4 (enExample)
JP (1) JP2019537056A (enExample)
KR (1) KR20190075082A (enExample)
CN (2) CN112817175A (enExample)
WO (1) WO2018085497A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106896575B (zh) * 2017-03-03 2020-05-01 京东方科技集团股份有限公司 双视显示的微结构及使用其的光学膜片和液晶显示模组
CN113574447A (zh) * 2019-03-14 2021-10-29 镭亚股份有限公司 模式可切换背光、隐私显示器和采用发射器阵列的方法
JP7607764B2 (ja) 2020-11-09 2024-12-27 レイア、インコーポレイテッド 水平視差マルチビューバックライト、ディスプレイ、および方法
US20220163828A1 (en) * 2020-11-25 2022-05-26 Innolux Corporation Electronic device

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5477239A (en) * 1993-11-12 1995-12-19 Dell Usa, L.P. Front lighting system for liquid crystal display
EP1326102B1 (en) * 2000-07-24 2007-10-10 Mitsubishi Rayon Co., Ltd. Surface illuminant device
US7201510B2 (en) * 2002-08-09 2007-04-10 Mitsubishi Rayon Co., Ltd. Edge lighted device with polarization
JP4655465B2 (ja) * 2003-10-06 2011-03-23 カシオ計算機株式会社 面光源及び液晶表示装置
US20060104089A1 (en) * 2004-11-18 2006-05-18 Tsinghua University Light guide plate and a backlight module using the same
JPWO2007111022A1 (ja) * 2006-03-29 2009-08-06 日本電気株式会社 画像表示装置および画像表示方法
US7855763B2 (en) 2007-02-19 2010-12-21 Mitsubishi Electric Corporation Backlight device and transmission type display apparatus
JP4780081B2 (ja) * 2007-02-19 2011-09-28 三菱電機株式会社 バックライト装置および透過型表示装置
JP2009168961A (ja) * 2008-01-15 2009-07-30 Nippon Zeon Co Ltd 光拡散板、直下型バックライト装置および液晶表示装置
JP2013195893A (ja) * 2012-03-22 2013-09-30 Stanley Electric Co Ltd 立体表示装置
CN102707348A (zh) * 2012-06-28 2012-10-03 深圳市华星光电技术有限公司 非对称菱镜结构、导光板、背光模组及其使用
US9784902B2 (en) * 2013-03-25 2017-10-10 3M Innovative Properties Company Dual-sided film with split light spreading structures
KR20150057321A (ko) * 2013-11-19 2015-05-28 쓰리엠 이노베이티브 프로퍼티즈 캄파니 듀얼 뷰잉 필름과 이를 이용한 듀얼 뷰 디스플레이 장치
JP2015191181A (ja) * 2014-03-28 2015-11-02 大日本印刷株式会社 面光源装置および表示装置
JP2017511573A (ja) 2014-04-01 2017-04-20 スリーエム イノベイティブ プロパティズ カンパニー 複数の光源をもつ非対称転向フィルム
KR20170015300A (ko) * 2014-05-30 2017-02-08 쓰리엠 이노베이티브 프로퍼티즈 컴파니 비대칭적 터닝 필름을 갖는 시간 다중화 백라이트
CN204347285U (zh) 2015-01-05 2015-05-20 京东方科技集团股份有限公司 棱镜膜片、曲面背光源和显示装置
JP6618289B2 (ja) * 2015-07-23 2019-12-11 スタンレー電気株式会社 面光源装置及びプリズムシート

Also Published As

Publication number Publication date
WO2018085497A1 (en) 2018-05-11
US11585966B2 (en) 2023-02-21
CN109906391A (zh) 2019-06-18
EP3535609A4 (en) 2020-06-24
US20200057343A1 (en) 2020-02-20
JP2019537056A (ja) 2019-12-19
CN109906391B (zh) 2021-12-28
US20210165138A1 (en) 2021-06-03
US10955592B2 (en) 2021-03-23
CN112817175A (zh) 2021-05-18
EP3535609A1 (en) 2019-09-11

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Date Code Title Description
PA0105 International application

Patent event date: 20190509

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination