TW201617703A - 具有非對稱轉向薄膜之時間性多工背光模組 - Google Patents

具有非對稱轉向薄膜之時間性多工背光模組 Download PDF

Info

Publication number
TW201617703A
TW201617703A TW104117526A TW104117526A TW201617703A TW 201617703 A TW201617703 A TW 201617703A TW 104117526 A TW104117526 A TW 104117526A TW 104117526 A TW104117526 A TW 104117526A TW 201617703 A TW201617703 A TW 201617703A
Authority
TW
Taiwan
Prior art keywords
light source
display device
light
state
turning film
Prior art date
Application number
TW104117526A
Other languages
English (en)
Chinese (zh)
Inventor
尼可拉斯 艾倫 強森
詹姆士 密辛塔許 希利士
肯尼斯 艾倫 愛普斯坦
麥可 艾德華 拉特斯
Original Assignee
3M新設資產公司
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新設資產公司 filed Critical 3M新設資產公司
Publication of TW201617703A publication Critical patent/TW201617703A/zh

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/60Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images involving reflecting prisms and mirrors only
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/0035Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0045Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
    • G02B6/0046Tapered light guide, e.g. wedge-shaped light guide
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/005Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0053Prismatic sheet or layer; Brightness enhancement element, sheet or layer
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0066Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
    • G02B6/0068Arrangements of plural sources, e.g. multi-colour light sources
    • 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
    • G02F1/1323Arrangements for providing a switchable viewing angle
    • 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
    • G02F1/133606Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607Direct 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
    • 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
    • G02F1/133615Edge-illuminating devices, i.e. illuminating from the side
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/34Control 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
    • G09G3/3406Control of illumination source
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/02Improving the quality of display appearance
    • G09G2320/028Improving the quality of display appearance by changing the viewing angle properties, e.g. widening the viewing angle, adapting the viewing angle to the view direction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30Image reproducers
    • H04N2013/40Privacy aspects, i.e. devices showing different images to different viewers, the images not being viewpoints of the same scene
    • H04N2013/403Privacy aspects, i.e. devices showing different images to different viewers, the images not being viewpoints of the same scene the images being monoscopic

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
TW104117526A 2014-05-30 2015-05-29 具有非對稱轉向薄膜之時間性多工背光模組 TW201617703A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201462005420P 2014-05-30 2014-05-30

Publications (1)

Publication Number Publication Date
TW201617703A true TW201617703A (zh) 2016-05-16

Family

ID=53284571

Family Applications (1)

Application Number Title Priority Date Filing Date
TW104117526A TW201617703A (zh) 2014-05-30 2015-05-29 具有非對稱轉向薄膜之時間性多工背光模組

Country Status (6)

Country Link
US (1) US10388230B2 (enExample)
JP (1) JP6656234B2 (enExample)
KR (1) KR20170015300A (enExample)
CN (1) CN106462004B (enExample)
TW (1) TW201617703A (enExample)
WO (1) WO2015183604A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190075082A (ko) * 2016-11-03 2019-06-28 쓰리엠 이노베이티브 프로퍼티즈 컴파니 비대칭 터닝 필름을 갖는 다중화 백라이트
US10347193B2 (en) * 2017-06-23 2019-07-09 Blackberry Limited Electronic device including display and method of applying privacy filter
EP3561553A1 (en) * 2018-04-25 2019-10-30 Koninklijke Philips N.V. Laser arrangement with reduced scattering loss
CN108732817A (zh) * 2018-05-28 2018-11-02 武汉华星光电技术有限公司 背光模组及显示装置
US10488706B1 (en) 2018-05-28 2019-11-26 Wuhan China Star Optoelectronics Technology Co., Ltd. Backlight module having a substrate, plurality of light sources, diffusion film and brightness enhancement film disposed on the substrate
TWI826042B (zh) * 2022-10-12 2023-12-11 達運精密工業股份有限公司 可切換式背光模組

Family Cites Families (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3585781B2 (ja) * 1999-08-31 2004-11-04 株式会社東芝 立体表示装置
US6342981B1 (en) 1999-09-21 2002-01-29 Rose Research, Llc Zero-displacement phase retarder device and method
US6356391B1 (en) 1999-10-08 2002-03-12 3M Innovative Properties Company Optical film with variable angle prisms
JP4507379B2 (ja) 2000-10-02 2010-07-21 ソニー株式会社 Cmos集積回路の良品判定方法
US6867928B2 (en) * 2002-08-01 2005-03-15 Jenmar Visual Systems Method and apparatus for correcting visual aberrations in image projection systems
WO2004015330A1 (ja) 2002-08-09 2004-02-19 Mitsubishi Rayon Co., Ltd. 面光源装置
JP2004077632A (ja) 2002-08-13 2004-03-11 Mitsubishi Chemicals Corp プリズムシート
CN100376924C (zh) * 2002-09-19 2008-03-26 三菱电机株式会社 显示装置和具有该显示装置的电子设备
JP4019886B2 (ja) 2002-09-30 2007-12-12 オムロン株式会社 光学フィルム、面光源装置及び液晶表示装置
JP4544517B2 (ja) * 2003-07-15 2010-09-15 三菱レイヨン株式会社 光源装置
CN1816719B (zh) 2003-07-15 2011-08-10 三菱丽阳株式会社 光源装置以及光偏转元件
JP2005062692A (ja) * 2003-08-19 2005-03-10 Internatl Business Mach Corp <Ibm> カラー表示装置、光学素子、およびカラー表示装置の製造方法
JP2005235661A (ja) 2004-02-20 2005-09-02 Citizen Electronics Co Ltd バックライト
KR101114854B1 (ko) 2004-12-24 2012-03-07 엘지디스플레이 주식회사 배광장치
US20060204676A1 (en) * 2005-03-11 2006-09-14 Jones Clinton L Polymerizable composition comprising low molecular weight organic component
JP4962884B2 (ja) * 2006-06-06 2012-06-27 三国電子有限会社 面光源装置ならびにプリズムシートと液晶表示装置
JP5243439B2 (ja) 2006-10-06 2013-07-24 スリーエム イノベイティブ プロパティズ カンパニー 自動立体3dディスプレイ装置用のバックライトモジュール及びlcdデバイス用の走査式バックライト
US7762676B2 (en) * 2006-10-17 2010-07-27 Sharp Laboratories Of America, Inc. Methods and systems for multi-view display privacy
JP5093717B2 (ja) * 2006-10-23 2012-12-12 Nltテクノロジー株式会社 光学素子およびこれを用いた照明光学装置、表示装置、電子機器
JP2008177070A (ja) 2007-01-19 2008-07-31 Sony Corp 光制御素子、面光源装置および液晶表示装置
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
KR20080077338A (ko) 2007-02-19 2008-08-22 미쓰비시덴키 가부시키가이샤 백라이트 장치 및 투과형 표시 장치
KR100838322B1 (ko) 2007-03-28 2008-06-13 제일모직주식회사 비대칭전면프리즘을 구비하는 액정표시장치 백라이트유닛용 도광판
JP2008305728A (ja) 2007-06-08 2008-12-18 Sharp Corp 導光体および面発光装置
TWM331676U (en) 2007-08-22 2008-05-01 Wellstech Optical Co Ltd Optical film
JP2009093989A (ja) 2007-10-11 2009-04-30 Omron Corp 面光源装置及び液晶表示装置
CN101576683A (zh) * 2008-05-08 2009-11-11 奇美电子股份有限公司 显示装置
CN101545600A (zh) * 2009-04-30 2009-09-30 天马微电子股份有限公司 背光模组及其控制方法和液晶显示装置及其控制方法
US9244206B2 (en) 2009-12-17 2016-01-26 3M Innovative Properties Company Light redirecting film laminate
WO2011084303A2 (en) 2009-12-17 2011-07-14 3M Innovative Properties Company Light redirecting constructions
TW201131209A (en) 2010-03-10 2011-09-16 Core Flex Optical Suzhou Co Ltd Beam splitting film, backlight module, and stereo display apparatus
JP5589674B2 (ja) 2010-08-23 2014-09-17 大日本印刷株式会社 面光源装置、透過型表示装置
CN102384402A (zh) * 2010-08-31 2012-03-21 中强光电股份有限公司 背光模块及具有所述背光模块的显示装置
EP2431786A1 (de) 2010-09-17 2012-03-21 Bayer MaterialScience AG Autostereoskopisches 3D-Display
CN102011981B (zh) 2010-09-27 2012-06-27 友达光电股份有限公司 可切换视角的显示器及其背光模块
JP5278412B2 (ja) 2010-11-17 2013-09-04 オムロン株式会社 面光源装置及び立体表示装置
KR101279979B1 (ko) 2010-11-23 2013-07-05 제일모직주식회사 무안경 3차원 디스플레이
US8988336B2 (en) 2010-12-16 2015-03-24 3M Innovative Properties Company Dual-orientation autostereoscopic backlight and display
US9244284B2 (en) 2011-03-15 2016-01-26 3M Innovative Properties Company Microreplicated film for autostereoscopic displays
JP2012215666A (ja) * 2011-03-31 2012-11-08 Panasonic Corp 画像表示装置、これを用いたコンピュータ装置
JP2012242574A (ja) * 2011-05-19 2012-12-10 Stanley Electric Co Ltd 液晶素子及び立体表示装置
JP5810632B2 (ja) 2011-05-27 2015-11-11 日産自動車株式会社 非接触給電装置
JP5539589B2 (ja) 2011-05-31 2014-07-02 三菱電機株式会社 バックライトおよび液晶表示装置
CN103930804A (zh) 2011-07-19 2014-07-16 3M创新有限公司 多重定序的日光重新定向层
JP6377887B2 (ja) 2012-02-17 2018-08-22 学校法人慶應義塾 液晶表示装置
TWI481932B (zh) * 2012-06-26 2015-04-21 Au Optronics Corp 顯示裝置及組合成之顯示系統
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

Also Published As

Publication number Publication date
JP6656234B2 (ja) 2020-03-04
CN106462004B (zh) 2019-08-30
CN106462004A (zh) 2017-02-22
US20170116930A1 (en) 2017-04-27
KR20170015300A (ko) 2017-02-08
US10388230B2 (en) 2019-08-20
JP2017520102A (ja) 2017-07-20
WO2015183604A1 (en) 2015-12-03

Similar Documents

Publication Publication Date Title
US9557473B2 (en) Reflective spatial light modulator display with stacked light guides and method
US8434909B2 (en) Light emitting display with light mixing within a film
CA2796515C (en) Front illumination device comprising a film-based lightguide
US9110200B2 (en) Illumination device comprising a film-based lightguide
JP2021518637A (ja) 指向性バックライト用の光導波路
CN106170720B (zh) 具有多个光源的非对称转向膜
CN106462004B (zh) 具有非对称转向膜的时间多路复用背光源
WO2019090139A1 (en) Light emitting device with film-based lightguide and added reflecting surfaces
KR20150120456A (ko) 지향성 백라이트
US11585966B2 (en) Multiplexing backlight with asymmetric turning film
JP6981090B2 (ja) 導光板、面光源装置及び表示装置
CN104024923A (zh) 显示装置和电子设备
JP2018205414A (ja) 光学構造体、表示装置
US9952373B2 (en) Light source module and display apparatus
US20180187860A1 (en) Display including switchable backlight and front surface film
CN101261389B (zh) 背光模块及其应用
JP7161687B2 (ja) 光学構造体および表示装置
TWM526084U (zh) 顯示裝置