TWI448643B - 背光與利用背光之顯示系統 - Google Patents

背光與利用背光之顯示系統 Download PDF

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Publication number
TWI448643B
TWI448643B TW097118439A TW97118439A TWI448643B TW I448643 B TWI448643 B TW I448643B TW 097118439 A TW097118439 A TW 097118439A TW 97118439 A TW97118439 A TW 97118439A TW I448643 B TWI448643 B TW I448643B
Authority
TW
Taiwan
Prior art keywords
light
backlight
reflector
axis
film
Prior art date
Application number
TW097118439A
Other languages
English (en)
Chinese (zh)
Other versions
TW200916688A (en
Inventor
Michael Francis Weber
Timothy John Hebrink
Timothy Joseph Nevitt
John Allen Wheatley
Craig Russell Schardt
Rolf Werner Biernath
William James Bryan
David George Freier
Myron Kenneth Jordan
Kristopher James Derks
Zhaohui Yang
Andrew John Ouderkirk
Edward James Kivel
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 TW200916688A publication Critical patent/TW200916688A/zh
Application granted granted Critical
Publication of TWI448643B publication Critical patent/TWI448643B/zh

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/04Optical design
    • 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
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/286Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising for controlling or changing the state of polarisation, e.g. transforming one polarisation state into another
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/30Polarising elements
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/30Polarising elements
    • G02B5/3025Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033Polarisers, 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
    • G02B5/3041Polarisers, 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
    • G02B5/305Polarisers, 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
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/30Polarising elements
    • G02B5/3083Birefringent or phase retarding elements
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • 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
    • 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
    • G02B6/0096Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the lights guides being of the hollow type
    • 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
    • G02F1/13362Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
TW097118439A 2007-05-20 2008-05-19 背光與利用背光之顯示系統 TWI448643B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US93907907P 2007-05-20 2007-05-20

Publications (2)

Publication Number Publication Date
TW200916688A TW200916688A (en) 2009-04-16
TWI448643B true TWI448643B (zh) 2014-08-11

Family

ID=39618856

Family Applications (1)

Application Number Title Priority Date Filing Date
TW097118439A TWI448643B (zh) 2007-05-20 2008-05-19 背光與利用背光之顯示系統

Country Status (7)

Country Link
US (3) US8469575B2 (en:Method)
EP (2) EP2535766A3 (en:Method)
JP (1) JP5336475B2 (en:Method)
KR (1) KR101464795B1 (en:Method)
CN (1) CN101681056B (en:Method)
TW (1) TWI448643B (en:Method)
WO (1) WO2008144656A2 (en:Method)

Families Citing this family (230)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0718706D0 (en) 2007-09-25 2007-11-07 Creative Physics Ltd Method and apparatus for reducing laser speckle
US8107155B2 (en) 2006-10-06 2012-01-31 Qualcomm Mems Technologies, Inc. System and method for reducing visual artifacts in displays
CN102419959A (zh) * 2007-05-20 2012-04-18 3M创新有限公司 有效利用有色led光源的白光背光源等
KR101519171B1 (ko) 2007-05-20 2015-05-11 쓰리엠 이노베이티브 프로퍼티즈 컴파니 중공 공동 광 재순환 백라이트 내의 반경면 구성요소
KR101488042B1 (ko) 2007-05-20 2015-01-29 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광-재순환 유형의 얇은 중공 공동 백라이트의 설계 파라미터
US9028108B2 (en) * 2007-05-20 2015-05-12 3M Innovative Properties Company Collimating light injectors for edge-lit backlights
KR101571576B1 (ko) * 2008-02-07 2015-11-24 쓰리엠 이노베이티브 프로퍼티즈 컴파니 구조화된 필름을 구비한 중공형 백라이트
US9541698B2 (en) 2008-02-22 2017-01-10 3M Innovative Properties Company Backlights having selected output light flux distributions and display systems using same
MY163688A (en) 2008-03-31 2017-10-13 3M Innovative Properties Co Low layer count reflective polarizer with optimized gain
TWI557446B (zh) * 2008-03-31 2016-11-11 3M新設資產公司 光學膜
EP2297607B1 (en) 2008-06-04 2014-04-23 3M Innovative Properties Company Hollow backlight with tilted light source
US20110176325A1 (en) 2008-07-10 2011-07-21 3M Innovative Properties Company Viscoelastic lightguide
ATE551626T1 (de) 2008-07-16 2012-04-15 3M Innovative Properties Co Eine mischung von methylmethacrylatpolymer und styrolacrylnitrilpolymer umfassende mehrschichtige optische filmschicht
WO2010017087A1 (en) 2008-08-08 2010-02-11 3M Innovative Properties Company Lightguide having a viscoelastic layer for managing light
KR101491573B1 (ko) * 2008-10-09 2015-02-09 삼성전자 주식회사 디스플레이 장치 및 그 전면커버
KR20110080170A (ko) * 2008-10-27 2011-07-12 쓰리엠 이노베이티브 프로퍼티즈 컴파니 경사 추출을 이용하는 반-경면 중공형 백라이트
KR101696492B1 (ko) 2008-11-19 2017-01-13 쓰리엠 이노베이티브 프로퍼티즈 컴파니 극 방향과 방위각 방향 둘 모두에서 출력 구속을 갖는 다층 광학 필름 및 관련 구조체
US20110222263A1 (en) * 2008-11-19 2011-09-15 Weber Michael F High transmission flux leveling multilayer optical film and related constructions
JP5706332B2 (ja) 2008-11-19 2015-04-22 スリーエム イノベイティブ プロパティズ カンパニー 極方向及び方位方向の両方における出力制限を有する反射性フィルムの組み合わせ体並びに関連する構成
JP5426687B2 (ja) 2008-11-19 2014-02-26 スリーエム イノベイティブ プロパティズ カンパニー 照明器具及び他の照明システムにおける光管理のためのブリュースター角フィルム
KR101689043B1 (ko) 2008-12-22 2016-12-22 쓰리엠 이노베이티브 프로퍼티즈 컴파니 병치 편광기/편광기 구역을 가진 다층 광학 필름
US11198270B2 (en) 2008-12-30 2021-12-14 Nanosys, Inc. Quantum dot films, lighting devices, and lighting methods
WO2010078418A1 (en) * 2008-12-30 2010-07-08 3M Innovative Properties Company Lighting assembly
WO2010078424A1 (en) * 2008-12-30 2010-07-08 3M Innovative Properties Company Lighting assembly
WO2010078308A1 (en) * 2008-12-30 2010-07-08 3M Innovative Properties Company Lighting assembly
WO2010078316A1 (en) * 2008-12-30 2010-07-08 3M Innovative Properties Company Lighting assembly
JP5600121B2 (ja) * 2009-01-15 2014-10-01 スリーエム イノベイティブ プロパティズ カンパニー 光ブロック
JP5437886B2 (ja) * 2009-04-06 2014-03-12 日東電工株式会社 液晶表示装置および集光素子付偏光板
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
US8891038B2 (en) 2009-04-15 2014-11-18 3M Innovative Properties Company Lightguide with optical film containing voids and blacklight for display system
US9291752B2 (en) 2013-08-19 2016-03-22 3M Innovative Properties Company Retroreflecting optical construction
KR101766494B1 (ko) 2009-04-15 2017-08-08 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광 결합을 방지하기 위한 광학 필름
US9335604B2 (en) 2013-12-11 2016-05-10 Milan Momcilo Popovich Holographic waveguide display
US11726332B2 (en) 2009-04-27 2023-08-15 Digilens Inc. Diffractive projection apparatus
US8390642B2 (en) * 2009-04-30 2013-03-05 Hewlett-Packard Development Company, L.P. System and method for color space setting adjustment
KR20120024648A (ko) 2009-04-30 2012-03-14 쓰리엠 이노베이티브 프로퍼티즈 컴파니 눈부심 제어 부재를 구비한 태스크 라이트
DE102009033287A1 (de) * 2009-07-15 2011-01-20 Osram Opto Semiconductors Gmbh Leuchtdiode und Verfahren zur Herstellung einer Leuchtdiode
WO2011050233A1 (en) 2009-10-24 2011-04-28 3M Innovative Properties Company Immersed asymmetric reflector with reduced color
CN102576119B (zh) 2009-10-24 2014-03-26 3M创新有限公司 光源和采用所述光源的显示系统
KR101832509B1 (ko) * 2009-10-24 2018-02-26 쓰리엠 이노베이티브 프로퍼티즈 컴파니 고 비축 반사율을 갖는 침지형 반사 편광기
EP2491442A1 (en) * 2009-10-24 2012-08-29 3M Innovative Properties Company Immersed reflective polarizer with angular confinement in selected planes of incidence
KR101716922B1 (ko) 2009-12-08 2017-03-15 쓰리엠 이노베이티브 프로퍼티즈 컴파니 도광체 및 저굴절률 필름을 포함하는 광학 구조체
US9581739B2 (en) 2009-12-21 2017-02-28 3M Innovative Properties Company Transflective articles and light assemblies
CN102834254A (zh) 2010-04-15 2012-12-19 3M创新有限公司 包括旋光区域和不旋光区域的回射制品
JP5997132B2 (ja) 2010-04-15 2016-09-28 スリーエム イノベイティブ プロパティズ カンパニー 再帰反射性物品及びその形成方法
JP6046605B2 (ja) 2010-04-15 2016-12-21 スリーエム イノベイティブ プロパティズ カンパニー 再帰反射性物品を形成する方法
JP5445303B2 (ja) * 2010-04-19 2014-03-19 セイコーエプソン株式会社 光フィルター素子、光フィルターモジュール、および分析機器
TWI561770B (en) * 2010-04-30 2016-12-11 Samsung Electronics Co Ltd Light emitting device package, light source module, backlight unit, display apparatus, television set, and illumination apparatus
WO2011140019A1 (en) 2010-05-07 2011-11-10 3M Innovative Properties Company Apparatus for manufacturing multilayer polymeric films
CN105652358B (zh) 2010-05-21 2019-01-22 3M创新有限公司 部分反射型多层光学膜
KR20130087402A (ko) 2010-05-27 2013-08-06 쓰리엠 이노베이티브 프로퍼티즈 컴파니 닙 롤의 속도 제어를 사용해 필름을 압출 코팅하는 동안에 결함을 제거하는 방법
US9348160B2 (en) * 2010-06-24 2016-05-24 Microsoft Technology Licensing, Llc Display backlights with adjustable narrow viewing angle
AU2011271445B2 (en) 2010-06-30 2014-10-02 3M Innovative Properties Company Multi-layer articles capable of forming color images and methods of forming color images
WO2012003123A1 (en) 2010-06-30 2012-01-05 3M Innovative Properties Company Multilayer optical film
KR101877209B1 (ko) 2010-06-30 2018-07-10 쓰리엠 이노베이티브 프로퍼티즈 컴파니 공간 선택적 복굴절 감소를 갖는 필름을 사용하는 마스크 처리
EP2588901A1 (en) 2010-06-30 2013-05-08 3M Innovative Properties Company Retarder film combinations with spatially selective birefringence reduction
WO2012003213A1 (en) 2010-06-30 2012-01-05 3M Innovative Properties Company Diffuse reflective optical films with spatially selective birefringence reduction
NZ605250A (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
WO2012005879A1 (en) * 2010-06-30 2012-01-12 3M Innovative Properties Company Optical stack having birefringent layer of optically symmetrical crystallites
US9279559B2 (en) 2010-06-30 2016-03-08 3M Innovative Properties Company Light directing film
US8723426B2 (en) * 2010-07-15 2014-05-13 Prism Projection, Inc. Systems and methods for sampling light produced from an LED array
US8884939B2 (en) * 2010-07-26 2014-11-11 Apple Inc. Display brightness control based on ambient light levels
US8773477B2 (en) 2010-09-15 2014-07-08 Dolby Laboratories Licensing Corporation Method and apparatus for edge lit displays
US20120081616A1 (en) * 2010-10-05 2012-04-05 Taiwan Semiconductor Manufacturing Company, Ltd. Light emitting diode module, flat panel monitor having the light emitting diode module, and method of operating the same
CN103180244B (zh) * 2010-10-28 2015-05-27 英派尔科技开发有限公司 石墨烯通过多层共挤出的剥离
KR102496406B1 (ko) 2010-11-10 2023-02-06 나노시스, 인크. 양자 도트 필름들, 조명 디바이스들, 및 조명 방법들
CN103328886A (zh) * 2010-11-25 2013-09-25 崔旭 偏振照明系统
TW201232125A (en) 2010-12-04 2012-08-01 3M Innovative Properties Co Illumination assembly and method of forming same
US20130250614A1 (en) 2010-12-04 2013-09-26 3M Innovative Properties Company Illumination assembly and method of forming same
JP6126016B2 (ja) 2011-01-18 2017-05-10 スリーエム イノベイティブ プロパティズ カンパニー 光学フィルム積層体
TWI399555B (zh) * 2011-02-15 2013-06-21 Gallant Prec Machining Co Ltd Automatic Detection Method of LCD Panel Defects
US8705915B2 (en) 2011-03-15 2014-04-22 Qualcomm Mems Technologies, Inc. Light turning feature patterns for lightguides
CN103518097B (zh) 2011-04-07 2016-03-30 3M创新有限公司 装饰灯
WO2012136970A1 (en) 2011-04-07 2012-10-11 Milan Momcilo Popovich Laser despeckler based on angular diversity
SG194102A1 (en) 2011-04-08 2013-11-29 3M Innovative Properties Co Light duct tee extractor
CN103502855B (zh) 2011-05-13 2016-12-28 3M创新有限公司 具有可变折射率光提取层的背照式透射型显示器
CN102287715B (zh) * 2011-08-23 2014-02-19 上海太阳能电池研究与发展中心 一种大面积均匀面光源装置
US20140204455A1 (en) 2011-08-24 2014-07-24 Milan Momcilo Popovich Wearable data display
WO2016020630A2 (en) 2014-08-08 2016-02-11 Milan Momcilo Popovich Waveguide laser illuminator incorporating a despeckler
CN102997123B (zh) * 2011-09-13 2014-12-10 扬升照明股份有限公司 背光模块
CN103890620B (zh) 2011-10-20 2017-05-17 3M创新有限公司 具有不同光学分组的变迹宽带局部反射器
KR102024958B1 (ko) 2011-10-20 2019-09-24 쓰리엠 이노베이티브 프로퍼티즈 컴파니 아포다이징된 광대역 부분 반사기
CN103917901B (zh) * 2011-10-20 2018-10-16 3M创新有限公司 具有倾斜透射光谱前反射器的照明系统
US9194124B2 (en) 2011-12-09 2015-11-24 3M Innovative Properties Company Acoustic light panel
KR101902394B1 (ko) * 2011-12-12 2018-09-28 엘지이노텍 주식회사 조명 유닛 및 그를 이용한 디스플레이 장치
US8508694B2 (en) 2011-12-13 2013-08-13 Apple Inc. Display with dual-edge light-emitting-diode backlight
US20130155719A1 (en) * 2011-12-20 2013-06-20 3M Innovative Properties Company Lightguide as luminaire
EP2607866B1 (de) * 2011-12-22 2014-11-26 Mettler-Toledo AG Wägezelle nach dem Prinzip der elektromagnetischen Kraftkompensation mit optoelektronischem Positionssensor
CN104012071B (zh) * 2011-12-27 2016-09-21 三菱电机株式会社 光源单元及图像读取装置
WO2013102759A2 (en) 2012-01-06 2013-07-11 Milan Momcilo Popovich Contact image sensor using switchable bragg gratings
WO2013107474A1 (en) * 2012-01-20 2013-07-25 Sony Ericsson Mobile Communications Ab Touch screen, portable electronic device, and method of operating a touch screen
EP2634543A1 (de) 2012-02-29 2013-09-04 Mettler-Toledo AG Wägezelle nach dem Prinzip der magnetischen Kraftkompensation mit optoelektronischem Positionssensor
US9606280B2 (en) * 2012-05-24 2017-03-28 Extend Optronics Corp. Method for manufacturing a reflective optical film
US20130314788A1 (en) * 2012-05-24 2013-11-28 Extend Optronics Corp. Reflective optical film and method of manufacturing the same, and image display device
CN202629814U (zh) * 2012-05-31 2012-12-26 京东方科技集团股份有限公司 侧入式背光模组
US9929325B2 (en) * 2012-06-05 2018-03-27 Samsung Electronics Co., Ltd. Lighting device including quantum dots
KR101333557B1 (ko) * 2012-06-28 2013-12-02 레이젠 주식회사 도광판
US8974077B2 (en) 2012-07-30 2015-03-10 Ultravision Technologies, Llc Heat sink for LED light source
US8807817B2 (en) 2012-08-13 2014-08-19 3M Innovative Properties Company Colorful diffractive luminaires providing white light illumination
US9625637B2 (en) 2012-08-13 2017-04-18 3M Innovative Properties Company Diffractive lighting devices with 3-dimensional appearance
US8834004B2 (en) 2012-08-13 2014-09-16 3M Innovative Properties Company Lighting devices with patterned printing of diffractive extraction features
US8944662B2 (en) 2012-08-13 2015-02-03 3M Innovative Properties Company Diffractive luminaires
US9297889B2 (en) 2012-08-14 2016-03-29 Microsoft Technology Licensing, Llc Illumination light projection for a depth camera
CN103629594A (zh) * 2012-08-24 2014-03-12 3M创新有限公司 表面照明组件和表面照明设备
JP2015200681A (ja) * 2012-08-27 2015-11-12 シャープ株式会社 液晶表示装置
US9207484B2 (en) 2012-09-26 2015-12-08 Apple Inc. Computer LED bar and thermal architecture features
WO2014051594A1 (en) 2012-09-27 2014-04-03 Hewlett-Packard Development Company, Lp Reflective structure with transparent and semi-transparent transmission regions
US9424775B2 (en) * 2012-10-15 2016-08-23 The Hong Kong University Of Science And Technology LEDoS projection system
US9933684B2 (en) 2012-11-16 2018-04-03 Rockwell Collins, Inc. Transparent waveguide display providing upper and lower fields of view having a specific light output aperture configuration
KR102596990B1 (ko) 2012-11-30 2023-10-31 쓰리엠 이노베이티브 프로퍼티즈 컴파니 반사 편광기를 갖는 발광 디스플레이
EP2926334A4 (en) 2012-11-30 2016-08-10 3M Innovative Properties Co EMITTING DISPLAY WITH A HYBRID POLARIZER
CN103032766A (zh) * 2012-12-12 2013-04-10 京东方科技集团股份有限公司 一种背光模组以及显示装置
EP2954353A4 (en) * 2013-02-08 2016-09-21 3M Innovative Properties Co INTEGRATED OPTICAL QUANTUM POINT STRUCTURES
EP2959332A1 (en) 2013-02-20 2015-12-30 3M Innovative Properties Company Absorbing, reflecting and collimating polarizer stack and backlights incorporating same
US9279921B2 (en) 2013-04-19 2016-03-08 3M Innovative Properties Company Multilayer stack with overlapping harmonics for wide visible-infrared coverage
US10036517B2 (en) 2013-05-16 2018-07-31 3M Innovative Properties Company Lightguide as luminaire
US9773847B2 (en) 2013-06-06 2017-09-26 3M Innovative Properties Company Antireflective OLED construction
US9188733B2 (en) 2013-06-07 2015-11-17 Steelcase Inc. Panel light assembly
US9459696B2 (en) * 2013-07-08 2016-10-04 Google Technology Holdings LLC Gesture-sensitive display
KR20150012091A (ko) 2013-07-24 2015-02-03 삼성디스플레이 주식회사 광학 렌즈 모듈 및 백라이트 유닛
US9727772B2 (en) 2013-07-31 2017-08-08 Digilens, Inc. Method and apparatus for contact image sensing
CN104344280A (zh) 2013-07-31 2015-02-11 扬升照明股份有限公司 光源模块
WO2015034910A1 (en) 2013-09-05 2015-03-12 3M Innovative Properties Company Patterned marking of multilayer optical film by thermal conduction
US9070312B2 (en) 2013-11-05 2015-06-30 3M Innovative Properties Company Hybrid self illuminated and actively back lit signage for printed graphics
US20150138452A1 (en) * 2013-11-19 2015-05-21 Uni-Pixel Displays, Inc. Touch screen with conductive mesh under polarizer
WO2015100064A1 (en) * 2013-12-23 2015-07-02 3M Innovative Properties Company Luminaire with semi-specular reflector
US9841598B2 (en) 2013-12-31 2017-12-12 3M Innovative Properties Company Lens with embedded multilayer optical film for near-eye display systems
US9195281B2 (en) 2013-12-31 2015-11-24 Ultravision Technologies, Llc System and method for a modular multi-panel display
CN104763919B (zh) * 2014-01-08 2017-04-12 扬升照明股份有限公司 光源模块
JP2015136061A (ja) * 2014-01-17 2015-07-27 キヤノン株式会社 画像読取装置
US10161593B2 (en) 2014-02-25 2018-12-25 3M Innovative Properties Company Solid state lighting device with virtual filament(s)
US9046637B1 (en) 2014-02-25 2015-06-02 3M Innovative Properties Company Tubular lighting systems with inner and outer structured surfaces
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
CN103885219A (zh) * 2014-03-13 2014-06-25 明基材料有限公司 光切换模组
CN106104353B (zh) 2014-03-18 2019-12-06 3M创新有限公司 用于近眼显示器的低轮廓图像组合器
WO2015157482A1 (en) 2014-04-09 2015-10-15 3M Innovative Properties Company Near-eye display system having a pellicle as a combiner
CN105022187B (zh) * 2014-04-30 2018-02-23 扬升照明股份有限公司 光源模块
US10359736B2 (en) 2014-08-08 2019-07-23 Digilens Inc. Method for holographic mastering and replication
US10241330B2 (en) 2014-09-19 2019-03-26 Digilens, Inc. Method and apparatus for generating input images for holographic waveguide displays
US9784433B2 (en) * 2014-09-30 2017-10-10 The Boeing Company Optical devices for light mixing
JP6690907B2 (ja) * 2014-09-30 2020-04-28 住友化学株式会社 光学積層体、複合偏光板及び液晶表示装置
US9823395B2 (en) 2014-10-17 2017-11-21 3M Innovative Properties Company Multilayer optical film having overlapping harmonics
CN107873086B (zh) 2015-01-12 2020-03-20 迪吉伦斯公司 环境隔离的波导显示器
US9632226B2 (en) 2015-02-12 2017-04-25 Digilens Inc. Waveguide grating device
CN104676379B (zh) * 2015-02-26 2017-06-30 深圳市华星光电技术有限公司 背光模组及包含其的液晶显示装置
CN104865732A (zh) * 2015-05-28 2015-08-26 京东方科技集团股份有限公司 彩膜基板及其制造方法、显示装置
KR102373025B1 (ko) * 2015-06-12 2022-03-10 엘지전자 주식회사 광원모듈 및 이를 포함하는 면광원 장치
TW201723544A (zh) 2015-08-26 2017-07-01 3M新設資產公司 準直步階楔光導
EP3359999A1 (en) 2015-10-05 2018-08-15 Popovich, Milan Momcilo Waveguide display
TWI751123B (zh) 2015-11-16 2022-01-01 美商3M新設資產公司 具有單封包之雙軸雙折射反射偏振器的顯示器層壓體
CN105644443B (zh) * 2016-03-04 2018-12-28 京东方科技集团股份有限公司 一种用于汽车的后视系统及汽车
WO2017162999A1 (en) 2016-03-24 2017-09-28 Popovich Milan Momcilo Method and apparatus for providing a polarization selective holographic waveguide device
EP3433658B1 (en) 2016-04-11 2023-08-09 DigiLens, Inc. Holographic waveguide apparatus for structured light projection
WO2017200950A1 (en) 2016-05-19 2017-11-23 Reald Spark, Llc Wide angle imaging directional backlights
TW201812353A (zh) 2016-09-13 2018-04-01 美商3M新設資產公司 具有針對依傾斜角度之低顏色定製之厚度分布之單封包反射偏振器
KR102379106B1 (ko) * 2016-10-06 2022-03-25 아이맥스 시어터스 인터내셔널 리미티드 시네마 발광 스크린 및 사운드 시스템
US10664965B2 (en) * 2016-10-31 2020-05-26 Graftek Imaging Inc. Digital color assessment
JP6822415B2 (ja) 2016-11-07 2021-01-27 東レ株式会社 光源ユニット
WO2018102193A1 (en) 2016-11-29 2018-06-07 3M Innovative Properties Company Optical stack
US11513350B2 (en) 2016-12-02 2022-11-29 Digilens Inc. Waveguide device with uniform output illumination
WO2018129398A1 (en) 2017-01-05 2018-07-12 Digilens, Inc. Wearable heads up displays
WO2018138588A1 (en) * 2017-01-26 2018-08-02 3M Innovative Properties Company Display system
CN110622048B (zh) * 2017-03-02 2023-03-28 3M创新有限公司 具有低光学厚度敏感性的动态反射彩色膜
JP7668616B2 (ja) 2017-03-06 2025-04-25 スリーエム イノベイティブ プロパティズ カンパニー 高コントラスト光学フィルム及びそれを含む装置
US11156757B2 (en) 2017-03-06 2021-10-26 3M Innovative Properties Company High contrast optical film and devices including the same
DE102018106937A1 (de) 2017-03-24 2018-09-27 Panasonic Intellectual Property Management Co., Ltd. Beleuchtungsvorrichtung
WO2018204599A1 (en) * 2017-05-05 2018-11-08 Hubbell Incorporatyed Illuminated mirror
EP3622347A4 (en) 2017-05-08 2020-12-23 RealD Spark, LLC OPTICAL STACKING FOR DIRECTIONAL BACKLIGHT IMAGING
EP3622342A4 (en) 2017-05-08 2021-02-17 RealD Spark, LLC OPTICAL STACK FOR DIRECTIVE DISPLAY
CN108954053A (zh) * 2017-05-22 2018-12-07 南昌欧菲显示科技有限公司 背光模组、显示装置和终端
US10330902B1 (en) 2017-06-16 2019-06-25 Dbm Reflex Enterprises Inc. Illumination optics and devices
WO2019055477A2 (en) 2017-09-14 2019-03-21 Board Of Trustees Of The University Of Illinois DEVICES, SYSTEMS AND METHODS FOR VISION RESTORATION
TWI878209B (zh) 2017-09-15 2025-04-01 美商瑞爾D斯帕克有限責任公司 顯示裝置及應用於顯示裝置的視角控制光學元件
US10395620B2 (en) 2017-09-22 2019-08-27 Apple Inc. Electronic devices having ambient light sensors with light collimators
US10969628B1 (en) 2017-09-28 2021-04-06 Apple Inc. Backlight units with support posts and cavity height monitoring
WO2019090246A1 (en) 2017-11-06 2019-05-09 Reald Spark, Llc Privacy display apparatus
WO2019136476A1 (en) 2018-01-08 2019-07-11 Digilens, Inc. Waveguide architectures and related methods of manufacturing
EP3710894B1 (en) 2018-01-08 2025-07-30 Digilens Inc. Methods for fabricating optical waveguides
US10732569B2 (en) 2018-01-08 2020-08-04 Digilens Inc. Systems and methods for high-throughput recording of holographic gratings in waveguide cells
CN111615655B (zh) 2018-01-08 2023-03-21 迪吉伦斯公司 用于制造波导单元的系统和方法
JP7291444B2 (ja) 2018-01-25 2023-06-15 リアルディー スパーク エルエルシー ディスプレイデバイスおよび視野角制御光学素子
CA3089477A1 (en) 2018-01-25 2019-08-01 Reald Spark, Llc Touch screen for privacy display
WO2019183525A1 (en) 2018-03-22 2019-09-26 Reald Spark, Llc Optical waveguide for directional backlight
US10386572B1 (en) 2018-04-24 2019-08-20 Apple Inc. Electronic device display with a backlight
JP7063841B2 (ja) * 2018-05-31 2022-05-09 住友化学株式会社 反射防止用偏光板、光学積層体及び光学積層体の製造方法
CN112639592B (zh) 2018-06-29 2024-06-21 瑞尔D斯帕克有限责任公司 用于防窥显示器的光学堆叠
WO2020018552A1 (en) 2018-07-18 2020-01-23 Reald Spark, Llc Optical stack for switchable directional display
US11402801B2 (en) 2018-07-25 2022-08-02 Digilens Inc. Systems and methods for fabricating a multilayer optical structure
US11106103B2 (en) 2018-10-03 2021-08-31 Reald Spark, Llc Privacy display apparatus controlled in response to environment of apparatus
CN117311038A (zh) 2018-11-07 2023-12-29 瑞尔D斯帕克有限责任公司 定向显示设备
WO2020121913A1 (ja) * 2018-12-12 2020-06-18 東レ株式会社 光源ユニット、表示装置及びフィルム
WO2020146091A1 (en) * 2019-01-07 2020-07-16 Reald Spark, Llc Optical stack for privacy display
US20200225471A1 (en) 2019-01-14 2020-07-16 Digilens Inc. Holographic Waveguide Display with Light Control Layer
US20200247017A1 (en) 2019-02-05 2020-08-06 Digilens Inc. Methods for Compensating for Optical Surface Nonuniformity
US11029566B2 (en) 2019-02-12 2021-06-08 Reald Spark, Llc Diffuser for privacy display
KR20250150160A (ko) 2019-02-15 2025-10-17 디지렌즈 인코포레이티드. 일체형 격자를 이용하여 홀로그래픽 도파관 디스플레이를 제공하기 위한 방법 및 장치
US20220283377A1 (en) 2019-02-15 2022-09-08 Digilens Inc. Wide Angle Waveguide Display
KR20210134763A (ko) 2019-03-12 2021-11-10 디지렌즈 인코포레이티드. 홀로그래픽 도파관 백라이트 및 관련된 제조 방법
KR20220016990A (ko) 2019-06-07 2022-02-10 디지렌즈 인코포레이티드. 투과 및 반사 격자를 통합하는 도파관 및 관련 제조 방법
KR102905477B1 (ko) 2019-07-02 2025-12-31 리얼디 스파크, 엘엘씨 지향성 디스플레이 장치
EP4004646A4 (en) 2019-07-29 2023-09-06 Digilens Inc. METHOD AND APPARATUS FOR MULTIPLYING THE IMAGE RESOLUTION AND FIELD OF VIEW OF A PIXELATED DISPLAY
US11448801B2 (en) 2019-07-30 2022-09-20 Apple Inc. Textured glass layers in electronic devices
JP7555394B2 (ja) * 2019-08-02 2024-09-24 スリーエム イノベイティブ プロパティズ カンパニー 均一な照明のためのバックライト
KR20250030038A (ko) 2019-08-29 2025-03-05 디지렌즈 인코포레이티드. 진공 격자 및 이의 제조 방법
KR102676849B1 (ko) 2019-09-30 2024-06-21 삼성전자주식회사 디스플레이 장치, 디스플레이 장치 제조방법 및 백 라이트 유닛
US11114063B2 (en) 2019-10-02 2021-09-07 Reald Spark, Llc Privacy display apparatus
EP4058842A4 (en) 2019-11-13 2023-12-20 RealD Spark, LLC OFF-AXIS DISPLAY DEVICE
WO2021118936A1 (en) 2019-12-10 2021-06-17 Reald Spark, Llc Control of reflections of a display device
WO2021116922A1 (en) 2019-12-10 2021-06-17 3M Innovative Properties Company Powered room air purifier with air-quality visual indicator
DE102020201644A1 (de) 2020-02-11 2021-08-12 Volkswagen Aktiengesellschaft Beleuchtungsvorrichtung für ein Kraftfahrzeug
CN113448085B (zh) * 2020-03-24 2025-06-24 深圳铅笔视界科技有限公司 近眼显示装置以及眼镜
EP4143631A4 (en) 2020-04-30 2024-05-29 RealD Spark, LLC DIRECTION INDICATOR
EP4143043A4 (en) 2020-04-30 2024-06-05 RealD Spark, LLC DIRECTION INDICATOR
CN115768642A (zh) 2020-04-30 2023-03-07 瑞尔D斯帕克有限责任公司 定向显示设备
JP2023524804A (ja) * 2020-05-08 2023-06-13 スリーエム イノベイティブ プロパティズ カンパニー 光学構造物及びディスプレイシステム
JP7560557B2 (ja) * 2020-07-28 2024-10-02 日東電工株式会社 照明装置用導光部材、照明装置および建築部材
TWI898003B (zh) 2020-07-29 2025-09-21 美商瑞爾D斯帕克有限責任公司 光瞳照明裝置
WO2022026536A1 (en) 2020-07-29 2022-02-03 Reald Spark, Llc Backlight for switchable directional display
KR20220020004A (ko) 2020-08-11 2022-02-18 엘지이노텍 주식회사 조명 장치 및 이를 포함하는 램프
US12399326B2 (en) 2021-01-07 2025-08-26 Digilens Inc. Grating structures for color waveguides
US12158612B2 (en) 2021-03-05 2024-12-03 Digilens Inc. Evacuated periodic structures and methods of manufacturing
US12147122B2 (en) 2021-05-21 2024-11-19 3M Innovative Properties Company Backlight with collimating reflective polarizer
US11892717B2 (en) 2021-09-30 2024-02-06 Reald Spark, Llc Marks for privacy display
EP4476588A4 (en) 2022-02-09 2025-12-31 Reald Spark Llc PRIVACY DISPLAY MONITORED BY AN OBSERVER
TWI800298B (zh) * 2022-03-10 2023-04-21 緯創資通股份有限公司 自滅菌顯示裝置
WO2023196440A1 (en) 2022-04-07 2023-10-12 Reald Spark, Llc Directional display apparatus
WO2024226506A1 (en) 2023-04-25 2024-10-31 Reald Spark, Llc Switchable privacy display
WO2025030030A2 (en) 2023-08-03 2025-02-06 Reald Spark, Llc Privacy displays
WO2025137080A1 (en) * 2023-12-20 2025-06-26 Meta Platforms Technologies, Llc Light collimating film for liquid crystal display backlight
GB2638406A (en) * 2024-02-20 2025-08-27 Envisics Ltd Waveguide coating optimisation

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3610729A (en) * 1969-06-18 1971-10-05 Polaroid Corp Multilayered light polarizer
US3711176A (en) * 1971-01-14 1973-01-16 Dow Chemical Co Highly reflective thermoplastic bodies for infrared, visible or ultraviolet light
EP0426397A1 (en) * 1989-11-01 1991-05-08 Hewlett-Packard Company Asymmetrical reflector for LED
WO1997001726A1 (en) * 1995-06-26 1997-01-16 Minnesota Mining And Manufacturing Company Backlight system with multilayer optical film reflector
DE19961491A1 (de) * 1999-05-25 2000-12-07 Siteco Beleuchtungstech Gmbh Innenraumleuchte mit Hohllichtleiter
CN1327545A (zh) * 1999-10-29 2001-12-19 松下电器产业株式会社 液晶面板和液晶显示装置
JP2005504358A (ja) * 2001-10-01 2005-02-10 スリーエム イノベイティブ プロパティズ カンパニー ディスプレイパネル用非反転半透過反射型アセンブリ
TWM259925U (en) * 2004-07-27 2005-03-21 Wintek Corp Micro-reflective liquid crystal display structure with high reflectivity
TW200622438A (en) * 2004-03-04 2006-07-01 Nitto Denko Corp Polarized interference recycling backlight module and liquid crystal display incorporating the same
US20070092728A1 (en) * 1995-06-26 2007-04-26 3M Innovative Properties Company High efficiency optical devices

Family Cites Families (205)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5816677A (en) 1905-03-01 1998-10-06 Canon Kabushiki Kaisha Backlight device for display apparatus
US1860504A (en) 1928-04-16 1932-05-31 Westinghouse Electric & Mfg Co Dynamic brake for automobiles
US1860804A (en) 1928-09-17 1932-05-31 Remington Rand Inc Signal holder for indexes
US1896104A (en) 1929-08-16 1933-02-07 Richard P Simmons Cement lining for oil wells
US3610724A (en) 1969-06-19 1971-10-05 Potomac Research Inc Photographic dodging apparatus
BE789478A (fr) 1971-10-01 1973-03-29 Dow Chemical Co Procede et dispositif d'extrusion de matieres plastiques en feuilles multicouches
US3884606A (en) 1971-10-01 1975-05-20 Dow Chemical Co Apparatus for multilayer coextrusion of sheet or film
US4040727A (en) 1975-09-10 1977-08-09 Rockwell International Corporation Transflector
US4446305A (en) 1981-03-02 1984-05-01 Polaroid Corporation Optical device including birefringent polymer
US4456336A (en) 1981-10-06 1984-06-26 Minnesota Mining And Manufacturing Company High brightness internal reflector for liquid crystal displays and its method of fabrication
US4540623A (en) 1983-10-14 1985-09-10 The Dow Chemical Company Coextruded multi-layered articles
US4791540A (en) 1987-05-26 1988-12-13 Minnesota Mining And Manufacturing Company Light fixture providing normalized output
DE69025341T2 (de) 1989-12-22 1996-08-29 Sarnoff David Res Center Rastersequentielles Anzeigesystem mit einer von der Rückseite beleuchtbaren Anordnung von Flüssigkristallbildelementen und Verfahren zur Bilderzeugung
US5136479A (en) 1990-06-19 1992-08-04 E-Systems, Inc. Device and method for creating an areal light source
US5103337A (en) 1990-07-24 1992-04-07 The Dow Chemical Company Infrared reflective optical interference film
US5126880A (en) 1990-12-18 1992-06-30 The Dow Chemical Company Polymeric reflective bodies with multiple layer types
US5586013A (en) 1991-07-19 1996-12-17 Minnesota Mining And Manufacturing Company Nonimaging optical illumination system
US5528720A (en) 1992-03-23 1996-06-18 Minnesota Mining And Manufacturing Co. Tapered multilayer luminaire devices
DE69325283T2 (de) 1992-10-29 1999-11-04 Minnesota Mining & Mfg Formbarer reflektierender multischichtenkörper
JPH0772815A (ja) 1992-12-15 1995-03-17 Koito Mfg Co Ltd 液晶表示装置
TW289095B (en:Method) 1993-01-11 1996-10-21
US5360659A (en) 1993-05-24 1994-11-01 The Dow Chemical Company Two component infrared reflecting film
JPH0794008A (ja) 1993-09-24 1995-04-07 Chiyatani Sangyo Kk 面照明装置
US5381309A (en) 1993-09-30 1995-01-10 Honeywell Inc. Backlit display with enhanced viewing properties
US5440197A (en) 1993-10-05 1995-08-08 Tir Technologies, Inc. Backlighting apparatus for uniformly illuminating a display panel
DE69430997T2 (de) 1993-12-21 2003-02-27 Minnesota Mining And Mfg. Co., Saint Paul Anzeige mit reflektivem polarisator
US5882774A (en) 1993-12-21 1999-03-16 Minnesota Mining And Manufacturing Company Optical film
CA2179625C (en) 1993-12-21 2004-10-26 Andrew J. Ouderkirk Optical polarizer
JP4091978B2 (ja) 1993-12-21 2008-05-28 スリーエム カンパニー 明るさを強化した反射偏光子
DE69435174D1 (de) 1993-12-21 2009-01-15 Minnesota Mining & Mfg Mehrschichtiger optischer Film
US5828488A (en) 1993-12-21 1998-10-27 Minnesota Mining And Manufacturing Co. Reflective polarizer display
DE4420024C2 (de) * 1994-06-09 1996-05-30 Heraeus Quarzglas Halbzeug in Form eines Verbundkörpers für ein elektronisches oder opto-elektronisches Halbleiterbauelement
AU694619B2 (en) 1995-03-03 1998-07-23 Minnesota Mining And Manufacturing Company Light directing film having variable height structured surface and light directing article constructed therefrom
US5751388A (en) 1995-04-07 1998-05-12 Honeywell Inc. High efficiency polarized display
JP3187280B2 (ja) 1995-05-23 2001-07-11 シャープ株式会社 面照明装置
AU6390396A (en) 1995-06-26 1997-01-30 Minnesota Mining And Manufacturing Company Multilayer polymer film with additional coatings or layers
AU706253B2 (en) * 1995-06-26 1999-06-10 Minnesota Mining And Manufacturing Company Transflective displays with reflective polarizing transflector
US6712481B2 (en) 1995-06-27 2004-03-30 Solid State Opto Limited Light emitting panel assemblies
US5971551A (en) 1995-07-07 1999-10-26 Arch Development Corporation Nonimaging optical concentrators and illuminators
US5867316A (en) 1996-02-29 1999-02-02 Minnesota Mining And Manufacturing Company Multilayer film having a continuous and disperse phase
US5825543A (en) 1996-02-29 1998-10-20 Minnesota Mining And Manufacturing Company Diffusely reflecting polarizing element including a first birefringent phase and a second phase
US20100302479A1 (en) 1996-03-21 2010-12-02 Aronson Joseph T Optical article
US6600175B1 (en) 1996-03-26 2003-07-29 Advanced Technology Materials, Inc. Solid state white light emitter and display using same
JP3409587B2 (ja) 1996-05-14 2003-05-26 オムロン株式会社 光路変換光学素子、画像表示装置及び光投射器
US5845038A (en) 1997-01-28 1998-12-01 Minnesota Mining And Manufacturing Company Optical fiber illumination system
US6280063B1 (en) 1997-05-09 2001-08-28 3M Innovative Properties Company Brightness enhancement article
US5976686A (en) 1997-10-24 1999-11-02 3M Innovative Properties Company Diffuse reflective articles
US6157490A (en) 1998-01-13 2000-12-05 3M Innovative Properties Company Optical film with sharpened bandedge
US6157486A (en) 1998-01-13 2000-12-05 3M Innovative Properties Company Retroreflective dichroic reflector
US6531230B1 (en) 1998-01-13 2003-03-11 3M Innovative Properties Company Color shifting film
JP4274696B2 (ja) 1998-01-13 2009-06-10 スリーエム カンパニー 変性コポリエステルおよび改善された多層反射フィルム
US6808658B2 (en) 1998-01-13 2004-10-26 3M Innovative Properties Company Method for making texture multilayer optical films
CA2316974A1 (en) 1998-01-13 1999-07-22 Minnesota Mining And Manufacturing Company Process for making multilayer optical films
WO1999039224A1 (en) 1998-01-28 1999-08-05 Minnesota Mining And Manufacturing Company Infrared interference filter
JP4347521B2 (ja) 1998-02-18 2009-10-21 スリーエム カンパニー 光学フィルム
US6282821B1 (en) 1998-06-25 2001-09-04 3M Innovative Properties Company Low-loss face diffuser films for backlit signage and methods for using same
US6752505B2 (en) 1999-02-23 2004-06-22 Solid State Opto Limited Light redirecting films and film systems
EP1153240B1 (en) 1999-02-24 2003-11-19 3M Innovative Properties Company Illumination device for producing predetermined intensity patterns
US6267492B1 (en) 1999-04-15 2001-07-31 3M Innovative Properties Company Illumination device with side emitting light guide
JP3434465B2 (ja) 1999-04-22 2003-08-11 三菱電機株式会社 液晶表示装置用バックライト
US6122103A (en) 1999-06-22 2000-09-19 Moxtech Broadband wire grid polarizer for the visible spectrum
DE50014438D1 (de) 1999-07-23 2007-08-09 Siteco Beleuchtungstech Gmbh Kompakte Leuchte mit Hohllichtleiter
KR100679094B1 (ko) 1999-10-08 2007-02-05 엘지.필립스 엘시디 주식회사 백라이트 유닛
WO2001044714A2 (en) 1999-11-30 2001-06-21 Reflexite Corporation Luminaire system
US6738349B1 (en) 2000-03-01 2004-05-18 Tektronix, Inc. Non-intrusive measurement of end-to-end network properties
US6893135B2 (en) 2000-03-16 2005-05-17 3M Innovative Properties Company Light guides suitable for illuminated displays
JP3301752B2 (ja) 2000-03-31 2002-07-15 三菱電機株式会社 フロントライト、反射型液晶表示装置および携帯情報端末
US6975455B1 (en) 2000-04-18 2005-12-13 3M Innovative Properties Company Transflective layer for displays
NZ522738A (en) 2000-04-25 2004-05-28 Honeywell Int Inc Hollow cavity light guide for the distribution of collimated light to a liquid crystal display
JP4288553B2 (ja) 2000-07-25 2009-07-01 富士フイルム株式会社 カメラのストロボ装置
US6809892B2 (en) 2000-07-26 2004-10-26 3M Innovative Properties Company Hollow surface illuminator
JP4023079B2 (ja) 2000-08-31 2007-12-19 株式会社日立製作所 面状照明装置及びこれを備えた表示装置
US6673425B1 (en) 2000-10-27 2004-01-06 3M Innovative Properties Company Method and materials for preventing warping in optical films
US6888529B2 (en) 2000-12-12 2005-05-03 Koninklijke Philips Electronics N.V. Control and drive circuit arrangement for illumination performance enhancement with LED light sources
US6917399B2 (en) 2001-02-22 2005-07-12 3M Innovative Properties Company Optical bodies containing cholesteric liquid crystal material and methods of manufacture
CN1462354A (zh) 2001-05-08 2003-12-17 荷兰鲁米勒德斯照明有限公司 照明系统和显示装置
JP2002350846A (ja) 2001-05-22 2002-12-04 Yazaki Corp Ledバックライト
AU2002309213A1 (en) 2001-06-07 2002-12-16 Genoa Technologies Ltd. System and method of data conversion for wide gamut displays
JP2003029720A (ja) 2001-07-16 2003-01-31 Fujitsu Ltd 表示装置
DE60222678T2 (de) 2001-08-27 2008-07-17 Koninklijke Philips Electronics N.V. Lichtpaneel mit vergrössertem sichtfenster
US6663262B2 (en) 2001-09-10 2003-12-16 3M Innovative Properties Company Backlighting transmissive displays
GB0123813D0 (en) 2001-10-03 2001-11-21 3M Innovative Properties Co Light-guide lights suitable for use in illuminated displays
GB0123815D0 (en) 2001-10-03 2001-11-21 3M Innovative Properties Co Light-guide lights providing a substantially monochromatic beam
CN100465729C (zh) 2001-11-02 2009-03-04 霍尼韦尔国际公司 用于背式照明的中空楔形光导
EP2397875A3 (en) 2001-12-14 2012-05-02 QUALCOMM MEMS Technologies, Inc. Uniform illumination system
US6937303B2 (en) 2001-12-18 2005-08-30 Samsung Electronics Co., Ltd. Transmissive and reflective type liquid crystal display
JP2003223982A (ja) 2002-01-31 2003-08-08 Matsushita Electric Ind Co Ltd 高周波加熱装置
EP1491866A4 (en) 2002-03-20 2006-06-07 Mitsui Mining & Smelting Co FLOW SPEED MEASURING METHOD AND FLOWMETER, FLOW SPEED MEASUREMENT CIRCUIT HOUSING USED, AND FLOW SPEED MEASURING UNIT THEREFOR AND FLUSH TESTING DEVICE WITH FLOWMETER
US6679621B2 (en) 2002-06-24 2004-01-20 Lumileds Lighting U.S., Llc Side emitting LED and lens
JP2004031180A (ja) 2002-06-27 2004-01-29 Kawaguchiko Seimitsu Co Ltd バックライト装置
JP2004111357A (ja) 2002-07-09 2004-04-08 Topcon Corp 光源装置
JP2004055430A (ja) 2002-07-23 2004-02-19 Kawaguchiko Seimitsu Co Ltd バックライト装置
JP4177049B2 (ja) 2002-08-28 2008-11-05 シャープ株式会社 表面実装型側面発光ダイオードおよびその製造方法
US7460196B2 (en) 2002-09-25 2008-12-02 Lg Displays Co., Ltd. Backlight device for liquid crystal display and method of fabricating the same
JP4153776B2 (ja) 2002-11-07 2008-09-24 三菱電機株式会社 面状光源装置および該装置を用いた液晶表示装置
JP2004171947A (ja) 2002-11-20 2004-06-17 Harison Toshiba Lighting Corp バックライト装置
JP4091414B2 (ja) 2002-12-18 2008-05-28 三菱電機株式会社 面状光源装置、表示装置及び液晶表示装置
US20040219338A1 (en) 2003-05-01 2004-11-04 Hebrink Timothy J. Materials, configurations, and methods for reducing warpage in optical films
JP2004342429A (ja) 2003-05-15 2004-12-02 Advanced Display Inc 面状光源装置およびそれを備えた液晶表示装置
US6814456B1 (en) 2003-05-15 2004-11-09 Toppoly Optoelectronics Corp. Back light module
US6846089B2 (en) 2003-05-16 2005-01-25 3M Innovative Properties Company Method for stacking surface structured optical films
US6974229B2 (en) 2003-05-21 2005-12-13 Lumileds Lighting U.S., Llc Devices for creating brightness profiles
KR100804653B1 (ko) 2003-06-16 2008-02-20 미쓰비시덴키 가부시키가이샤 면 광원 장치 및 이 장치를 이용한 표시장치
US6905212B2 (en) 2003-07-02 2005-06-14 Hewlett-Packard Development Company, L.P. Varying light beam for a display system
TW594264B (en) 2003-07-09 2004-06-21 Chunghwa Picture Tubes Ltd A light-projecting device for a backlight module in a flat panel display device
TWI264511B (en) 2003-07-11 2006-10-21 Hon Hai Prec Ind Co Ltd Light source system and backlight module using the same
JP2004071576A (ja) 2003-08-18 2004-03-04 Minnesota Mining & Mfg Co <3M> 面状発光装置
US7282272B2 (en) 2003-09-12 2007-10-16 3M Innovative Properties Company Polymerizable compositions comprising nanoparticles
JP2005093147A (ja) 2003-09-16 2005-04-07 Sharp Corp 照明装置およびそれを備えた表示装置ならびに携帯型電子機器
US7164535B2 (en) * 2003-09-30 2007-01-16 Teledyne Licensing, Llc Optical coating and configuration for tailored spectral characteristics over viewing angle
US7114839B2 (en) 2003-10-06 2006-10-03 Chia Shin Kuo Light-inverse type guidelight plate
JP2005173546A (ja) 2003-11-18 2005-06-30 Toray Ind Inc 光反射フィルムおよびそれを用いた面光源
US7052168B2 (en) 2003-12-17 2006-05-30 3M Innovative Properties Company Illumination device
US7223005B2 (en) 2003-12-23 2007-05-29 Lamb David J Hybrid lightguide backlight
US7303322B2 (en) 2003-12-23 2007-12-04 3M Innovative Properties Company Multiple lightguide backlight
US7009343B2 (en) 2004-03-11 2006-03-07 Kevin Len Li Lim System and method for producing white light using LEDs
US7431463B2 (en) * 2004-03-30 2008-10-07 Goldeneye, Inc. Light emitting diode projection display systems
JP2005292546A (ja) 2004-04-01 2005-10-20 Mitsubishi Electric Corp 低消費電力液晶表示装置
KR100576865B1 (ko) 2004-05-03 2006-05-10 삼성전기주식회사 백라이트용 발광 다이오드 어레이 모듈 및 이를 구비한백라이트 유닛
JP2005327682A (ja) 2004-05-17 2005-11-24 Sony Corp バックライト装置、及び液晶表示装置
JP4590283B2 (ja) 2004-05-21 2010-12-01 シャープ株式会社 バックライトユニット及びそれを備えた液晶表示装置
TWI310471B (en) 2004-05-25 2009-06-01 Au Optronics Corp Backlight module equipped with brightness convergence function
KR100586966B1 (ko) 2004-05-27 2006-06-08 삼성전기주식회사 수직 발광형 백라이트 모듈
US7997771B2 (en) 2004-06-01 2011-08-16 3M Innovative Properties Company LED array systems
TWI233220B (en) 2004-06-18 2005-05-21 Chi Mei Optoelectronics Corp Light emitting diode package
KR20050121076A (ko) 2004-06-21 2005-12-26 삼성전자주식회사 백라이트 어셈블리 및 이를 이용한 표시장치
KR20060000544A (ko) 2004-06-29 2006-01-06 삼성전자주식회사 표시 장치용 백라이트, 표시 장치용 광원, 광원용 발광다이오드
US7213958B2 (en) 2004-06-30 2007-05-08 3M Innovative Properties Company Phosphor based illumination system having light guide and an interference reflector
WO2006031545A1 (en) * 2004-09-09 2006-03-23 Fusion Optix, Inc. Enhanced lcd backlight
US20070285000A1 (en) * 2004-09-10 2007-12-13 Luminus Devices, Inc. Polarization recycling illumination assembly and methods
EP1640756A1 (en) 2004-09-27 2006-03-29 Barco N.V. Methods and systems for illuminating
US7446827B2 (en) 2004-10-15 2008-11-04 3M Innovative Properties Company Direct-lit liquid crystal displays with laminated diffuser plates
JP4502776B2 (ja) * 2004-10-15 2010-07-14 Nec液晶テクノロジー株式会社 照明装置及び液晶表示装置
US7436469B2 (en) 2004-10-15 2008-10-14 3M Innovative Properties Company Composite diffuser plates and direct-lit liquid crystal displays using same
US7329982B2 (en) 2004-10-29 2008-02-12 3M Innovative Properties Company LED package with non-bonded optical element
US7277609B2 (en) 2004-11-05 2007-10-02 Optical Research Associates Methods for manipulating light extraction from a light guide
US20060103777A1 (en) 2004-11-15 2006-05-18 3M Innovative Properties Company Optical film having a structured surface with rectangular based prisms
US7745814B2 (en) 2004-12-09 2010-06-29 3M Innovative Properties Company Polychromatic LED's and related semiconductor devices
US20060131601A1 (en) 2004-12-21 2006-06-22 Ouderkirk Andrew J Illumination assembly and method of making same
US7285802B2 (en) 2004-12-21 2007-10-23 3M Innovative Properties Company Illumination assembly and method of making same
US7296916B2 (en) 2004-12-21 2007-11-20 3M Innovative Properties Company Illumination assembly and method of making same
US7320538B2 (en) 2004-12-30 2008-01-22 3M Innovative Properties Company Optical film having a structured surface with concave pyramid-shaped structures
US7220026B2 (en) 2004-12-30 2007-05-22 3M Innovative Properties Company Optical film having a structured surface with offset prismatic structures
US7416309B2 (en) 2004-12-30 2008-08-26 3M Innovative Properties Company Optical film having a surface with rounded structures
JP2006221922A (ja) 2005-02-09 2006-08-24 Mitsubishi Rayon Co Ltd Led面状光源装置
US20060187650A1 (en) 2005-02-24 2006-08-24 3M Innovative Properties Company Direct lit backlight with light recycling and source polarizers
US7356229B2 (en) 2005-02-28 2008-04-08 3M Innovative Properties Company Reflective polarizers containing polymer fibers
JP4431070B2 (ja) 2005-02-28 2010-03-10 シャープ株式会社 面照明装置及びそれを備えた液晶表示装置
JP2006269364A (ja) 2005-03-25 2006-10-05 Mitsubishi Rayon Co Ltd Led面光源装置
JP4430571B2 (ja) 2005-03-25 2010-03-10 三菱レイヨン株式会社 Led面光源装置
US20060221610A1 (en) 2005-04-01 2006-10-05 Chew Tong F Light-emitting apparatus having a plurality of overlapping panels forming recesses from which light is emitted
US20060250707A1 (en) 2005-05-05 2006-11-09 3M Innovative Properties Company Optical film having a surface with rounded pyramidal structures
US20060257678A1 (en) 2005-05-10 2006-11-16 Benson Olester Jr Fiber reinforced optical films
KR100774061B1 (ko) 2005-05-17 2007-11-06 엔이씨 엘씨디 테크놀로지스, 엘티디. 백라이트 및 액정 표시 장치
US7220036B2 (en) 2005-05-20 2007-05-22 3M Innovative Properties Company Thin direct-lit backlight for LCD display
US7591094B2 (en) 2005-05-31 2009-09-22 The University Of British Columbia Perforated multi-layer optical film luminaire
US7196483B2 (en) 2005-06-16 2007-03-27 Au Optronics Corporation Balanced circuit for multi-LED driver
US7903194B2 (en) 2005-06-24 2011-03-08 3M Innovative Properties Company Optical element for lateral light spreading in back-lit displays and system using same
US8023065B2 (en) 2005-06-24 2011-09-20 3M Innovative Properties Company Optical element for lateral light spreading in edge-lit displays and system using same
JP2009500663A (ja) * 2005-06-29 2009-01-08 リフレキサイト・コーポレーション コリメーティングマイクロレンズアレイ
JP4935004B2 (ja) 2005-07-01 2012-05-23 ソニー株式会社 表示装置
US20070024994A1 (en) 2005-07-29 2007-02-01 3M Innovative Properties Company Structured optical film with interspersed pyramidal structures
TWI464494B (zh) 2005-08-27 2014-12-11 3M新設資產公司 照明組件及系統
US7537374B2 (en) 2005-08-27 2009-05-26 3M Innovative Properties Company Edge-lit backlight having light recycling cavity with concave transflector
US20070047228A1 (en) 2005-08-27 2007-03-01 3M Innovative Properties Company Methods of forming direct-lit backlights having light recycling cavity with concave transflector
US7438442B2 (en) 2005-10-12 2008-10-21 Lg Display Co., Ltd. Light emitting package, backlight unit and liquid crystal display device including the same
US7293908B2 (en) * 2005-10-18 2007-11-13 Goldeneye, Inc. Side emitting illumination systems incorporating light emitting diodes
TWI331694B (en) 2005-10-20 2010-10-11 Ind Tech Res Inst Back-lighted structure
EP1942302A1 (en) 2005-10-28 2008-07-09 Takiron Co., Ltd. Surface-emitting device and light-emitting method for surface-emitting device
US20080306719A1 (en) * 2005-11-30 2008-12-11 3M Innovative Properties Company Method and apparatus for simulation of optical systems
US20070147037A1 (en) 2005-12-22 2007-06-28 Dynascan Technology Corp. Super slim LCD backlight device using uniforming chamber
US20070153384A1 (en) 2005-12-30 2007-07-05 Ouderkirk Andrew J Reinforced reflective polarizer films
US20070153162A1 (en) 2005-12-30 2007-07-05 Wright Robin E Reinforced reflective polarizer films
TW200728851A (en) 2006-01-20 2007-08-01 Hon Hai Prec Ind Co Ltd Backlight module
CN100468170C (zh) 2006-02-10 2009-03-11 鸿富锦精密工业(深圳)有限公司 背光系统
KR20070096457A (ko) 2006-03-24 2007-10-02 엘지전자 주식회사 광 파이프를 이용한 면 광원 장치, 이를 구비한 백라이트유닛 및 액정 표시 장치
US7777166B2 (en) * 2006-04-21 2010-08-17 Cree, Inc. Solid state luminaires for general illumination including closed loop feedback control
US20070257270A1 (en) 2006-05-02 2007-11-08 3M Innovative Properties Company Led package with wedge-shaped optical element
US7390117B2 (en) 2006-05-02 2008-06-24 3M Innovative Properties Company LED package with compound converging optical element
US20070258241A1 (en) 2006-05-02 2007-11-08 3M Innovative Properties Company Led package with non-bonded converging optical element
US7525126B2 (en) 2006-05-02 2009-04-28 3M Innovative Properties Company LED package with converging optical element
US7660509B2 (en) 2006-05-24 2010-02-09 3M Innovative Properties Company Backlight asymmetric light input wedge
US7317182B2 (en) 2006-05-24 2008-01-08 3M Innovative Properties Company Backlight wedge with encapsulated light source
US7740387B2 (en) 2006-05-24 2010-06-22 3M Innovative Properties Company Backlight wedge with side mounted light source
US7607814B2 (en) 2006-05-24 2009-10-27 3M Innovative Properties Company Backlight with symmetric wedge shaped light guide input portion with specular reflective surfaces
US20080002256A1 (en) 2006-06-30 2008-01-03 3M Innovative Properties Company Optical article including a beaded layer
TWM317024U (en) 2006-07-25 2007-08-11 Longtech Systems Corp Brightness improved structure of lateral backlight for LCD
JP4966701B2 (ja) 2006-08-03 2012-07-04 ハリソン東芝ライティング株式会社 中空式面照明装置
US7905650B2 (en) 2006-08-25 2011-03-15 3M Innovative Properties Company Backlight suitable for display devices
US7773834B2 (en) 2006-08-30 2010-08-10 3M Innovative Properties Company Multilayer polarizing fibers and polarizers using same
US20080057277A1 (en) 2006-08-30 2008-03-06 3M Innovative Properties Company Polymer fiber polarizers
US7481563B2 (en) 2006-09-21 2009-01-27 3M Innovative Properties Company LED backlight
KR101402188B1 (ko) 2006-10-26 2014-06-03 코닌클리케 필립스 엔.브이. 조명 시스템 및 디스플레이 장치
US7604381B2 (en) 2007-04-16 2009-10-20 3M Innovative Properties Company Optical article and method of making
KR101519171B1 (ko) 2007-05-20 2015-05-11 쓰리엠 이노베이티브 프로퍼티즈 컴파니 중공 공동 광 재순환 백라이트 내의 반경면 구성요소
KR101488042B1 (ko) 2007-05-20 2015-01-29 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광-재순환 유형의 얇은 중공 공동 백라이트의 설계 파라미터
US9028108B2 (en) 2007-05-20 2015-05-12 3M Innovative Properties Company Collimating light injectors for edge-lit backlights
CN102419959A (zh) 2007-05-20 2012-04-18 3M创新有限公司 有效利用有色led光源的白光背光源等
US7513634B2 (en) 2007-05-21 2009-04-07 National Tsing Hua University Structure of planar illuminator
KR20100077191A (ko) 2007-10-08 2010-07-07 쓰리엠 이노베이티브 프로퍼티즈 컴파니 접합된 반도체 파장 변환기를 갖는 발광 다이오드
KR101571576B1 (ko) 2008-02-07 2015-11-24 쓰리엠 이노베이티브 프로퍼티즈 컴파니 구조화된 필름을 구비한 중공형 백라이트
US9541698B2 (en) 2008-02-22 2017-01-10 3M Innovative Properties Company Backlights having selected output light flux distributions and display systems using same
EP2297607B1 (en) 2008-06-04 2014-04-23 3M Innovative Properties Company Hollow backlight with tilted light source
WO2009151869A2 (en) 2008-06-13 2009-12-17 3M Innovative Properties Company Collimating light engine
US8293187B2 (en) 2009-04-06 2012-10-23 The United States Of America, As Represented By The Secretary, Department Of Health And Human Services Device and method for direct measurement of isotopes of expired gases

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3610729A (en) * 1969-06-18 1971-10-05 Polaroid Corp Multilayered light polarizer
US3711176A (en) * 1971-01-14 1973-01-16 Dow Chemical Co Highly reflective thermoplastic bodies for infrared, visible or ultraviolet light
EP0426397A1 (en) * 1989-11-01 1991-05-08 Hewlett-Packard Company Asymmetrical reflector for LED
WO1997001726A1 (en) * 1995-06-26 1997-01-16 Minnesota Mining And Manufacturing Company Backlight system with multilayer optical film reflector
US20070092728A1 (en) * 1995-06-26 2007-04-26 3M Innovative Properties Company High efficiency optical devices
DE19961491A1 (de) * 1999-05-25 2000-12-07 Siteco Beleuchtungstech Gmbh Innenraumleuchte mit Hohllichtleiter
CN1327545A (zh) * 1999-10-29 2001-12-19 松下电器产业株式会社 液晶面板和液晶显示装置
JP2005504358A (ja) * 2001-10-01 2005-02-10 スリーエム イノベイティブ プロパティズ カンパニー ディスプレイパネル用非反転半透過反射型アセンブリ
TW200622438A (en) * 2004-03-04 2006-07-01 Nitto Denko Corp Polarized interference recycling backlight module and liquid crystal display incorporating the same
TWM259925U (en) * 2004-07-27 2005-03-21 Wintek Corp Micro-reflective liquid crystal display structure with high reflectivity

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US20140240981A1 (en) 2014-08-28
KR20100021467A (ko) 2010-02-24
CN101681056A (zh) 2010-03-24
JP5336475B2 (ja) 2013-11-06
EP2160645A2 (en) 2010-03-10
JP2010528433A (ja) 2010-08-19

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