JP6151722B2 - バックライトシステム - Google Patents

バックライトシステム Download PDF

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Publication number
JP6151722B2
JP6151722B2 JP2014557667A JP2014557667A JP6151722B2 JP 6151722 B2 JP6151722 B2 JP 6151722B2 JP 2014557667 A JP2014557667 A JP 2014557667A JP 2014557667 A JP2014557667 A JP 2014557667A JP 6151722 B2 JP6151722 B2 JP 6151722B2
Authority
JP
Japan
Prior art keywords
light
light guide
backlight
layer
guide
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
JP2014557667A
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English (en)
Japanese (ja)
Other versions
JP2015508935A (ja
JP2015508935A5 (https=
Inventor
ジェイ．アウダーカーク アンドリュー
ジェイ．アウダーカーク アンドリュー
リード インガム ケリー
リード インガム ケリー
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Innovative Properties Co
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 JP2015508935A publication Critical patent/JP2015508935A/ja
Publication of JP2015508935A5 publication Critical patent/JP2015508935A5/ja
Application granted granted Critical
Publication of JP6151722B2 publication Critical patent/JP6151722B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light 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
    • G02B6/0066—Light 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
    • G02B6/0073—Light emitting diode [LED]
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0028—Light guide, e.g. taper
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/003—Lens or lenticular sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0031—Reflecting element, sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light 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
    • G02B6/0066—Light 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
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means 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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means 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
    • G02B6/0045—Means 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
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
    • G02B6/0048—Tapered light guide, e.g. wedge-shaped light guide with stepwise taper
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light 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
    • G02B6/0065—Manufacturing aspects; Material aspects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Planar Illumination Modules (AREA)
  • Led Device Packages (AREA)
JP2014557667A 2012-02-17 2013-01-24 バックライトシステム Expired - Fee Related JP6151722B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261599977P 2012-02-17 2012-02-17
US61/599,977 2012-02-17
PCT/US2013/022928 WO2013122729A1 (en) 2012-02-17 2013-01-24 Backlight system

Publications (3)

Publication Number Publication Date
JP2015508935A JP2015508935A (ja) 2015-03-23
JP2015508935A5 JP2015508935A5 (https=) 2016-03-03
JP6151722B2 true JP6151722B2 (ja) 2017-06-21

Family

ID=48984590

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014557667A Expired - Fee Related JP6151722B2 (ja) 2012-02-17 2013-01-24 バックライトシステム

Country Status (7)

Country Link
US (1) US9823404B2 (https=)
EP (1) EP2815269A4 (https=)
JP (1) JP6151722B2 (https=)
KR (1) KR20140129157A (https=)
CN (1) CN104412151B (https=)
TW (1) TWI581040B (https=)
WO (1) WO2013122729A1 (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
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US9823404B2 (en) 2012-02-17 2017-11-21 3M Innovative Properties Company Backlight system
KR20140137363A (ko) 2012-02-17 2014-12-02 쓰리엠 이노베이티브 프로퍼티즈 컴파니 왜상 도광체
TWD166188S (zh) * 2014-01-23 2015-02-21 鴻海精密工業股份有限公司 導光板
TWD165415S (zh) * 2014-04-10 2015-01-11 鴻海精密工業股份有限公司 導光板
TWD165416S (zh) * 2014-04-10 2015-01-11 鴻海精密工業股份有限公司 導光板
US9599766B2 (en) * 2014-04-16 2017-03-21 3M Innovative Properties Company Laminated display unit
CN104006330A (zh) * 2014-05-08 2014-08-27 深圳市华星光电技术有限公司 背光模组、显示装置及其驱动方法
CN111295093B (zh) 2017-10-30 2024-06-11 美国陶氏益农公司 用于转基因表达的植物启动子
US11442214B2 (en) * 2018-03-22 2022-09-13 Nitto Denko Corporation Optical device
DE102019118005A1 (de) * 2019-07-03 2021-01-07 Automotive Lighting Reutlingen Gmbh Kraftfahrzeugbeleuchtungseinrichtung mit einer Lichtleiterplatte
CN116449604B (zh) * 2023-04-04 2025-06-27 惠州市德赛西威汽车电子股份有限公司 一种新型准直背光模组及显示器
EP4702280A1 (en) 2023-04-27 2026-03-04 Alcon Inc. Console light guide device

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Also Published As

Publication number Publication date
TWI581040B (zh) 2017-05-01
JP2015508935A (ja) 2015-03-23
US20140347882A1 (en) 2014-11-27
CN104412151B (zh) 2017-11-21
KR20140129157A (ko) 2014-11-06
TW201339711A (zh) 2013-10-01
US9823404B2 (en) 2017-11-21
WO2013122729A1 (en) 2013-08-22
EP2815269A1 (en) 2014-12-24
CN104412151A (zh) 2015-03-11
EP2815269A4 (en) 2015-10-14

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