TWI420053B - Surface lighting device and surface lighting device - Google Patents

Surface lighting device and surface lighting device Download PDF

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Publication number
TWI420053B
TWI420053B TW97123084A TW97123084A TWI420053B TW I420053 B TWI420053 B TW I420053B TW 97123084 A TW97123084 A TW 97123084A TW 97123084 A TW97123084 A TW 97123084A TW I420053 B TWI420053 B TW I420053B
Authority
TW
Taiwan
Prior art keywords
light
light source
radiation
source device
opening
Prior art date
Application number
TW97123084A
Other languages
English (en)
Chinese (zh)
Other versions
TW200914770A (en
Inventor
Eiichi Sato
Kenji Fukuoka
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
Publication of TW200914770A publication Critical patent/TW200914770A/zh
Application granted granted Critical
Publication of TWI420053B publication Critical patent/TWI420053B/zh

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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
    • 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
    • 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
    • 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
    • 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)
TW97123084A 2007-06-22 2008-06-20 Surface lighting device and surface lighting device TWI420053B (zh)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
TW200914770A TW200914770A (en) 2009-04-01
TWI420053B true TWI420053B (zh) 2013-12-21

Family

ID=40185359

Family Applications (1)

Application Number Title Priority Date Filing Date
TW97123084A TWI420053B (zh) 2007-06-22 2008-06-20 Surface lighting device and surface lighting device

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)

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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
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
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
JPWO2011030856A1 (ja) * 2009-09-11 2013-02-07 株式会社オプトデザイン 点光源を用いた面照明方法、線状光源装置およびこの線状光源装置を用いた面照明装置
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
JP5320599B2 (ja) * 2009-09-18 2013-10-23 株式会社オプトデザイン 光源装置およびこの光源装置を用いた面照明装置
CN102612622B (zh) * 2009-11-16 2015-06-10 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
CA2796843C (en) * 2010-04-23 2017-05-16 Opto Design, Inc. Surface illumination fixture and surface illumination device
CN102959314B (zh) 2010-06-25 2015-05-06 Opto设计股份有限公司 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
JP5515005B2 (ja) * 2010-07-16 2014-06-11 株式会社オプトデザイン 照明装置
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
JP2015521780A (ja) * 2012-07-20 2015-07-30 シャープ株式会社 発光装置、および光供給方法
TWI510841B (zh) * 2013-07-23 2015-12-01 Au Optronics Corp 顯示裝置
CN105518380B (zh) * 2013-09-06 2019-01-29 传感器电子技术股份有限公司 紫外线漫射照射
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
WO2015146959A1 (ja) 2014-03-27 2015-10-01 東レ株式会社 反射シート、面光源装置用反射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
US10809571B2 (en) 2017-01-31 2020-10-20 Sharp Kabushiki Kaisha Lighting device and display device
CN109946873A (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
KR20220025042A (ko) 2019-06-26 2022-03-03 코닝 인코포레이티드 디스플레이 장치 및 그를 위한 백라이트 유닛
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

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Also Published As

Publication number Publication date
JP4764962B2 (ja) 2011-09-07
EP2163807A4 (en) 2010-12-08
CN101743431A (zh) 2010-06-16
TW200914770A (en) 2009-04-01
US20100177535A1 (en) 2010-07-15
KR101086523B1 (ko) 2011-11-23
US8272772B2 (en) 2012-09-25
WO2009001532A1 (ja) 2008-12-31
EP2163807A1 (en) 2010-03-17
EP2163807B1 (en) 2016-07-06
JP2009004248A (ja) 2009-01-08
CN101743431B (zh) 2012-09-05
KR20100009585A (ko) 2010-01-27

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