WO2009001532A1 - 面照明光源装置及び面照明装置 - Google Patents

面照明光源装置及び面照明装置 Download PDF

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Publication number
WO2009001532A1
WO2009001532A1 PCT/JP2008/001597 JP2008001597W WO2009001532A1 WO 2009001532 A1 WO2009001532 A1 WO 2009001532A1 JP 2008001597 W JP2008001597 W JP 2008001597W WO 2009001532 A1 WO2009001532 A1 WO 2009001532A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
light source
reflection
guide body
radiation
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.)
Ceased
Application number
PCT/JP2008/001597
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
Eiichi Sato
Kenji Fukuoka
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.)
Opto Design Inc
Original Assignee
Opto Design Inc
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 Opto Design Inc filed Critical Opto Design Inc
Priority to CN2008800213316A priority Critical patent/CN101743431B/zh
Priority to EP08764180.9A priority patent/EP2163807B1/en
Priority to US12/665,673 priority patent/US8272772B2/en
Priority to KR1020097026100A priority patent/KR101086523B1/ko
Publication of WO2009001532A1 publication Critical patent/WO2009001532A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
    • G09F13/22—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
    • 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
    • F21Y2105/00—Planar light sources
    • F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
    • 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
    • G02B6/005—Means 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
    • G02B6/0055—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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S362/00—Illumination
    • Y10S362/80—Light emitting diode

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
PCT/JP2008/001597 2007-06-22 2008-06-20 面照明光源装置及び面照明装置 Ceased WO2009001532A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN2008800213316A CN101743431B (zh) 2007-06-22 2008-06-20 面照明光源装置以及面照明装置
EP08764180.9A EP2163807B1 (en) 2007-06-22 2008-06-20 Surface illuminating light source device and surface illuminating device
US12/665,673 US8272772B2 (en) 2007-06-22 2008-06-20 Surface illuminating light source device and surface illuminating device
KR1020097026100A KR101086523B1 (ko) 2007-06-22 2008-06-20 면조명광원장치

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007164796A JP4764962B2 (ja) 2007-06-22 2007-06-22 面照明光源装置及び面照明装置
JP2007-164796 2007-06-22

Publications (1)

Publication Number Publication Date
WO2009001532A1 true WO2009001532A1 (ja) 2008-12-31

Family

ID=40185359

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/001597 Ceased WO2009001532A1 (ja) 2007-06-22 2008-06-20 面照明光源装置及び面照明装置

Country Status (7)

Country Link
US (1) US8272772B2 (enExample)
EP (1) EP2163807B1 (enExample)
JP (1) JP4764962B2 (enExample)
KR (1) KR101086523B1 (enExample)
CN (1) CN101743431B (enExample)
TW (1) TWI420053B (enExample)
WO (1) WO2009001532A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102612622A (zh) * 2009-11-16 2012-07-25 Opto设计股份有限公司 面光源单元、面照明装置及液晶显示装置
EP2479480A4 (en) * 2009-09-18 2018-01-31 Opto Design, Inc. Light source device and surface illuminating device using same light source device

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010205515A (ja) * 2009-03-02 2010-09-16 Opt Design:Kk 面照明ユニット及びこの面照明ユニットを用いた面照明装置
JP5531209B2 (ja) * 2009-03-02 2014-06-25 株式会社オプトデザイン Ｌｅｄ基板、ｌｅｄ照明ユニット及びｌｅｄ照明装置
JP5515001B2 (ja) * 2009-09-02 2014-06-11 株式会社オプトデザイン 面照明光源装置及びこの面照明光源装置を用いた面照明装置
JP5540610B2 (ja) * 2009-09-03 2014-07-02 株式会社Ｊｖｃケンウッド 光量制御部材、面光源装置及び表示装置
CN102483199B (zh) * 2009-09-11 2015-01-21 Opto设计股份有限公司 使用点光源的面照明方法、线状光源装置以及使用该线状光源装置的面照明装置
JP5515002B2 (ja) * 2009-09-18 2014-06-11 株式会社オプトデザイン 面照明光源装置及びこの面照明光源装置を用いた面照明装置
CA2796843C (en) * 2010-04-23 2017-05-16 Opto Design, Inc. Surface illumination fixture and surface illumination device
JP5433860B2 (ja) 2010-06-25 2014-03-05 株式会社オプトデザイン 照明装置
JP5515005B2 (ja) * 2010-07-16 2014-06-11 株式会社オプトデザイン 照明装置
JP5584852B2 (ja) * 2010-07-16 2014-09-10 株式会社オプトデザイン 面照明光源装置
CN102644883A (zh) * 2011-03-25 2012-08-22 京东方科技集团股份有限公司 直下式背光源
JP5606395B2 (ja) * 2011-05-30 2014-10-15 三菱電機株式会社 車載用情報機器
JP5842274B2 (ja) 2011-06-09 2016-01-13 株式会社オプトデザイン 照明装置
DE102012205188A1 (de) 2012-03-30 2013-10-02 Tridonic Gmbh & Co. Kg LED-Leuchte
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
WO2014013745A1 (en) * 2012-07-20 2014-01-23 Sharp Kabushiki Kaisha Lighting device and method for providing light
TWI510841B (zh) * 2013-07-23 2015-12-01 Au Optronics Corp 顯示裝置
WO2015035132A1 (en) 2013-09-06 2015-03-12 Sensor Electronic Technology, Inc. Ultraviolet diffusive illumination
JP6315179B2 (ja) * 2014-03-17 2018-04-25 Ｔｉａｎｍａ Ｊａｐａｎ株式会社 面発光装置及び液晶表示装置
JP6540508B2 (ja) 2014-03-27 2019-07-10 東レ株式会社 面光源装置用ユニットおよび面光源装置
CN104165329B (zh) * 2014-08-13 2016-08-17 福建省锐驰电子科技有限公司 一种可吸塑反射片
TWI547741B (zh) * 2014-12-05 2016-09-01 友達光電股份有限公司 薄型背光模組
KR102671558B1 (ko) * 2016-07-06 2024-06-04 삼성디스플레이 주식회사 백라이트 유닛, 그것을 포함하는 표시 장치, 및 그것의 제조 방법
WO2018143039A1 (ja) 2017-01-31 2018-08-09 シャープ株式会社 照明装置及び表示装置
CN109946875A (zh) * 2017-12-20 2019-06-28 鸿富锦精密工业（深圳）有限公司 背光模组
CN111208670A (zh) * 2018-11-22 2020-05-29 瑞仪(广州)光电子器件有限公司 发光机构、背光模块及其显示设备
JP2022540034A (ja) 2019-06-26 2022-09-14 コーニング インコーポレイテッド 表示デバイス及びそのためのバックライトユニット
TW202134759A (zh) 2020-02-10 2021-09-16 美商康寧公司 包含圖案化反射器的背光
KR20230003107A (ko) 2020-04-29 2023-01-05 코닝 인코포레이티드 패터닝된 확산기 및 파장 선택 반사기를 포함하는 백라이트
US11835213B2 (en) * 2021-08-19 2023-12-05 Matthew Hartley Lighting fixtures with improved lighting components
DE102022113516A1 (de) 2022-05-30 2023-11-30 Lisa Dräxlmaier GmbH Beleuchtungseinrichtung für ein fahrzeuginnenausstattungsteil mit homogener lichtverteilung
CN115220261A (zh) 2022-06-09 2022-10-21 武汉华星光电技术有限公司 背光模组及显示模组

Citations (5)

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Publication number Priority date Publication date Assignee Title
JPH02183903A (ja) * 1989-01-10 1990-07-18 Fujitsu Ltd 面発光装置
JPH08153405A (ja) 1994-06-21 1996-06-11 Nakaya:Kk 面状光源
JPH10233112A (ja) * 1997-02-18 1998-09-02 Tootasu Japan:Kk 面状光源装置およびその製法
EP1589590A2 (en) 2004-04-21 2005-10-26 Nitto Denko Corporation Direct-type backlight
US20060002148A1 (en) 2004-06-25 2006-01-05 Heu-Gon Kim Optical member, backlight assembly having the optical member and display apparatus having the backlight assembly

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JP2002343124A (ja) 2001-05-15 2002-11-29 Mitsubishi Rayon Co Ltd 面光源装置
JP2003186427A (ja) 2001-12-20 2003-07-04 Yazaki Corp 照明式表示装置
TWI258624B (en) * 2004-03-11 2006-07-21 Samsung Corning Co Ltd Surface light source device and back light unit having the same
TWI247176B (en) 2004-03-30 2006-01-11 Chi Mei Optoelectronics Corp Direct point light source backlight module and liquid crystal display using the same
KR20050121076A (ko) * 2004-06-21 2005-12-26 삼성전자주식회사 백라이트 어셈블리 및 이를 이용한 표시장치
EP1623630A1 (fr) 2004-08-03 2006-02-08 Pancosma S.A. Sucrant en poudre pour alimentation humaine
JP3875247B2 (ja) * 2004-09-27 2007-01-31 株式会社エンプラス 発光装置、面光源装置、表示装置及び光束制御部材
CN100420050C (zh) * 2004-10-19 2008-09-17 欧姆龙株式会社 发光光源及其发光光源阵列
TWM274547U (en) * 2005-04-22 2005-09-01 San Ho Entpr Co Ltd Back-light module
TWM284012U (en) * 2005-07-20 2005-12-21 Wen-Gung Sung Backlight module structure for LEDs arranged on a big surface
JP4631628B2 (ja) * 2005-09-13 2011-02-16 日本電気株式会社 照明装置及び表示装置

Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
JPH02183903A (ja) * 1989-01-10 1990-07-18 Fujitsu Ltd 面発光装置
JPH08153405A (ja) 1994-06-21 1996-06-11 Nakaya:Kk 面状光源
JPH10233112A (ja) * 1997-02-18 1998-09-02 Tootasu Japan:Kk 面状光源装置およびその製法
EP1589590A2 (en) 2004-04-21 2005-10-26 Nitto Denko Corporation Direct-type backlight
US20060002148A1 (en) 2004-06-25 2006-01-05 Heu-Gon Kim Optical member, backlight assembly having the optical member and display apparatus having the backlight assembly

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* Cited by examiner, † Cited by third party
Title
See also references of EP2163807A4 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2479480A4 (en) * 2009-09-18 2018-01-31 Opto Design, Inc. Light source device and surface illuminating device using same light source device
CN102612622A (zh) * 2009-11-16 2012-07-25 Opto设计股份有限公司 面光源单元、面照明装置及液晶显示装置
EP2503215A4 (en) * 2009-11-16 2013-08-07 Opto Design Inc SURFACE SOURCE SOURCE UNIT, SURFACE ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE
US9081229B2 (en) 2009-11-16 2015-07-14 Opto Design, Inc. Surface light source unit, surface illumination device, and liquid crystal display device

Also Published As

Publication number Publication date
EP2163807B1 (en) 2016-07-06
JP2009004248A (ja) 2009-01-08
KR20100009585A (ko) 2010-01-27
TW200914770A (en) 2009-04-01
EP2163807A1 (en) 2010-03-17
US8272772B2 (en) 2012-09-25
US20100177535A1 (en) 2010-07-15
TWI420053B (zh) 2013-12-21
KR101086523B1 (ko) 2011-11-23
CN101743431A (zh) 2010-06-16
EP2163807A4 (en) 2010-12-08
JP4764962B2 (ja) 2011-09-07
CN101743431B (zh) 2012-09-05

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