TWI453355B - 準直光引擎 - Google Patents

準直光引擎 Download PDF

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Publication number
TWI453355B
TWI453355B TW098118071A TW98118071A TWI453355B TW I453355 B TWI453355 B TW I453355B TW 098118071 A TW098118071 A TW 098118071A TW 98118071 A TW98118071 A TW 98118071A TW I453355 B TWI453355 B TW I453355B
Authority
TW
Taiwan
Prior art keywords
light
reflector
baffle
collimating
light engine
Prior art date
Application number
TW098118071A
Other languages
English (en)
Chinese (zh)
Other versions
TW201002987A (en
Inventor
John Allen Wheatley
Michael Alan Meis
Rolf Werner Biernath
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 TW201002987A publication Critical patent/TW201002987A/zh
Application granted granted Critical
Publication of TWI453355B publication Critical patent/TWI453355B/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133605—Direct backlight including specially adapted reflectors
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
TW098118071A 2008-06-13 2009-06-01 準直光引擎 TWI453355B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6122508P 2008-06-13 2008-06-13

Publications (2)

Publication Number Publication Date
TW201002987A TW201002987A (en) 2010-01-16
TWI453355B true TWI453355B (zh) 2014-09-21

Family

ID=41417338

Family Applications (1)

Application Number Title Priority Date Filing Date
TW098118071A TWI453355B (zh) 2008-06-13 2009-06-01 準直光引擎

Country Status (7)

Country Link
US (1) US8608362B2 (enExample)
EP (1) EP2300871B1 (enExample)
JP (1) JP5390604B2 (enExample)
KR (1) KR101571919B1 (enExample)
CN (1) CN102089702B (enExample)
TW (1) TWI453355B (enExample)
WO (1) WO2009151869A2 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008147753A2 (en) * 2007-05-20 2008-12-04 3M Innovative Properties Company White light backlights and the like with efficient utilization of colored led sources
TWI439641B (zh) * 2007-05-20 2014-06-01 3M Innovative Properties Co 用於側面發光型背光之準直光注入器
TWI467283B (zh) * 2007-05-20 2015-01-01 3M Innovative Properties Co 具有半反射鏡組件之再循環背光
EP2535766A3 (en) 2007-05-20 2013-05-01 3M Innovative Properties Company Asymmetric reflective film and backlight having a hollow cavity, which recycles the light
US8523419B2 (en) * 2007-05-20 2013-09-03 3M Innovative Properties Company Thin hollow backlights with beneficial design characteristics
CN101939675A (zh) 2008-02-07 2011-01-05 3M创新有限公司 具有结构化膜的中空背光源
WO2009105450A1 (en) * 2008-02-22 2009-08-27 3M Innovative Properties Company Backlights having selected output light flux distributions and display systems using same
US8378661B1 (en) * 2008-05-29 2013-02-19 Alpha-Omega Power Technologies, Ltd.Co. Solar simulator
EP2297607B1 (en) * 2008-06-04 2014-04-23 3M Innovative Properties Company Hollow backlight with tilted light source
US20110090423A1 (en) * 2008-06-13 2011-04-21 Wheatley John A Illumination device with progressive injection
EP2313800A4 (en) 2008-07-10 2014-03-19 3M Innovative Properties Co VISCOELASTIC LIGHT GUIDE
KR20110043732A (ko) * 2008-08-08 2011-04-27 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광을 처리하기 위한 점탄성층을 갖는 도광체
US9709242B2 (en) 2010-09-23 2017-07-18 Light Prescriptions Innovators, Llc Shell integrator
WO2012063728A1 (ja) * 2010-11-10 2012-05-18 シャープ株式会社 照明装置及び表示装置
WO2013065116A1 (ja) * 2011-10-31 2013-05-10 日立コンシューマエレクトロニクス株式会社 バックライト装置及びこれを用いた液晶表示装置
CN103133918B (zh) 2011-11-23 2015-11-11 财团法人工业技术研究院 面光源以及可挠性面光源
WO2013080344A1 (ja) * 2011-11-30 2013-06-06 日立コンシューマエレクトロニクス株式会社 バックライト装置及びこれを用いた液晶表示装置
EP3014327A1 (en) 2013-06-27 2016-05-04 Koninklijke Philips N.V. Lighting device
EP3094920B1 (en) * 2014-01-06 2019-03-13 Light Prescriptions Innovators, LLC. Shell integrator
US9046637B1 (en) 2014-02-25 2015-06-02 3M Innovative Properties Company Tubular lighting systems with inner and outer structured surfaces
US10161593B2 (en) 2014-02-25 2018-12-25 3M Innovative Properties Company Solid state lighting device with virtual filament(s)
EP3537037A1 (en) * 2018-03-09 2019-09-11 Teknoluks Endustriyel Metal Ve Plastik San. Tic. Ltd. Sti. Lighting system based on sight blocking and multiple reflection for point and directional light sources

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JP2008034273A (ja) * 2006-07-31 2008-02-14 E Image Technology Kk 直下型バックライト用反射板

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JP3472417B2 (ja) * 1996-10-22 2003-12-02 シャープ株式会社 サイド発光型チップｌｅｄおよび液晶表示装置
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Publication number Priority date Publication date Assignee Title
JPH09226043A (ja) * 1996-02-26 1997-09-02 Mitsui Toatsu Chem Inc 反射体
TWI231874B (en) * 2002-01-15 2005-05-01 Chi Mei Optoelectronics Corp Liquid crystal display having high brightness and wide viewing angle
TW589467B (en) * 2002-09-27 2004-06-01 Litek Opto Electronics Co Ltd Light collimating system
JP2008003220A (ja) * 2006-06-21 2008-01-10 Sony Corp 面状光源装置
WO2008013072A1 (en) * 2006-07-25 2008-01-31 Showa Denko K.K. Light emitting device and display device using same
JP2008034273A (ja) * 2006-07-31 2008-02-14 E Image Technology Kk 直下型バックライト用反射板

Also Published As

Publication number Publication date
WO2009151869A3 (en) 2010-03-04
KR101571919B1 (ko) 2015-11-25
CN102089702A (zh) 2011-06-08
JP2011523195A (ja) 2011-08-04
TW201002987A (en) 2010-01-16
US20110075398A1 (en) 2011-03-31
CN102089702B (zh) 2014-05-14
US8608362B2 (en) 2013-12-17
EP2300871A2 (en) 2011-03-30
JP5390604B2 (ja) 2014-01-15
WO2009151869A2 (en) 2009-12-17
EP2300871B1 (en) 2016-03-09
WO2009151869A8 (en) 2011-02-10
KR20110030549A (ko) 2011-03-23
EP2300871A4 (en) 2012-03-07

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MM4A Annulment or lapse of patent due to non-payment of fees