KR100823807B1 - 광원 모듈 및 면광원 장치 - Google Patents

광원 모듈 및 면광원 장치 Download PDF

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Publication number
KR100823807B1
KR100823807B1 KR1020067019747A KR20067019747A KR100823807B1 KR 100823807 B1 KR100823807 B1 KR 100823807B1 KR 1020067019747 A KR1020067019747 A KR 1020067019747A KR 20067019747 A KR20067019747 A KR 20067019747A KR 100823807 B1 KR100823807 B1 KR 100823807B1
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KR
South Korea
Prior art keywords
light
light source
light emitting
source module
guide plate
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
KR1020067019747A
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English (en)
Korean (ko)
Other versions
KR20070003971A (ko
Inventor
이사오 마쿠타
마사유키 시노하라
준이치 타카기
마사토 마토바
Original Assignee
오므론 가부시키가이샤
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Publication date
Application filed by 오므론 가부시키가이샤 filed Critical 오므론 가부시키가이샤
Publication of KR20070003971A publication Critical patent/KR20070003971A/ko
Application granted granted Critical
Publication of KR100823807B1 publication Critical patent/KR100823807B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • 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
    • 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
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/002—Means for improving the coupling-in of light from the light source into 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, e.g. with collimating, focussing or diverging 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
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/0091—Positioning aspects of the light source relative to the light guide
    • 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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0083—Details of electrical connections of light sources to drivers, circuit boards, or the like

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
KR1020067019747A 2004-04-26 2005-04-20 광원 모듈 및 면광원 장치 Expired - Fee Related KR100823807B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004129377A JP4465596B2 (ja) 2004-04-26 2004-04-26 光源モジュール及び面光源装置
JPJP-P-2004-00129377 2004-04-26

Publications (2)

Publication Number Publication Date
KR20070003971A KR20070003971A (ko) 2007-01-05
KR100823807B1 true KR100823807B1 (ko) 2008-04-21

Family

ID=35197061

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020067019747A Expired - Fee Related KR100823807B1 (ko) 2004-04-26 2005-04-20 광원 모듈 및 면광원 장치

Country Status (7)

Country Link
US (1) US20070217219A1 (enExample)
EP (1) EP1744098A4 (enExample)
JP (1) JP4465596B2 (enExample)
KR (1) KR100823807B1 (enExample)
CN (1) CN100498050C (enExample)
TW (1) TWI278702B (enExample)
WO (1) WO2005103561A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI276893B (en) * 2005-06-22 2007-03-21 Au Optronics Corp A backlight unit
KR101309470B1 (ko) * 2006-12-29 2013-09-23 엘지디스플레이 주식회사 백라이트 유닛 및 이를 구비한 액정표시장치
KR101123541B1 (ko) * 2007-07-06 2012-03-12 엘지디스플레이 주식회사 평면 광원 유닛 및 그를 포함한 액정 표시 장치
KR101443377B1 (ko) * 2007-10-29 2014-09-26 엘지디스플레이 주식회사 백라이트 유닛 및 이를 구비한 액정표시장치
JP2009216753A (ja) * 2008-03-07 2009-09-24 Hitachi Displays Ltd 液晶表示装置
EP2237102A4 (en) * 2008-03-25 2010-12-29 Sharp Kk LIQUID CRYSTAL DISPLAY DEVICE
JP5072875B2 (ja) * 2009-02-04 2012-11-14 株式会社ジャパンディスプレイセントラル バックライトユニット及びこれを用いた液晶表示装置
TWI382248B (zh) * 2009-02-17 2013-01-11 Wintek Corp A backlight module having a light emitting element positioning structure
BRPI1008270A2 (pt) 2009-06-02 2016-03-15 Koninkl Philips Electronics Nv aparelho e sistema
FI20096108L (fi) * 2009-10-28 2011-04-29 Perlos Oyj Järjestely
US8786803B2 (en) * 2010-05-13 2014-07-22 Samsung Display Co., Ltd. Backlight assembly and display apparatus having the same
US8794811B2 (en) * 2011-03-16 2014-08-05 GE Lighting Solutions, LLC Edge-illuminated flat panel and light module for same
DE102012101411B4 (de) * 2012-02-22 2016-02-18 R.Stahl Schaltgeräte GmbH Explosionsgeschützte Leuchte mit eingegossener Optik
CN202708988U (zh) * 2012-07-03 2013-01-30 深圳安嵘光电产品有限公司 一种导光板及照明灯具
JP6827635B2 (ja) * 2016-12-09 2021-02-10 日亜化学工業株式会社 面光源装置、表示装置及び電子機器

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11260136A (ja) * 1998-03-13 1999-09-24 Omron Corp 面光源装置
JP2002093204A (ja) * 2000-09-14 2002-03-29 Mitsuzo Tanihata 棒状ランプ及びその製造方法
JP2004055454A (ja) * 2002-07-23 2004-02-19 Seiko Epson Corp 面状照明装置及びこれを備えた表示装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5727862A (en) * 1996-11-25 1998-03-17 Taiwan Liton Electronic Co., Ltd. LED back light assembly
EP1103759A3 (en) * 1999-11-11 2005-02-23 Toyoda Gosei Co., Ltd. Full-color light source unit
JP3875891B2 (ja) * 2002-01-24 2007-01-31 株式会社日立製作所 液晶表示装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11260136A (ja) * 1998-03-13 1999-09-24 Omron Corp 面光源装置
JP2002093204A (ja) * 2000-09-14 2002-03-29 Mitsuzo Tanihata 棒状ランプ及びその製造方法
JP2004055454A (ja) * 2002-07-23 2004-02-19 Seiko Epson Corp 面状照明装置及びこれを備えた表示装置

Also Published As

Publication number Publication date
WO2005103561A1 (ja) 2005-11-03
TW200615656A (en) 2006-05-16
EP1744098A4 (en) 2007-08-08
CN1946966A (zh) 2007-04-11
TWI278702B (en) 2007-04-11
US20070217219A1 (en) 2007-09-20
EP1744098A1 (en) 2007-01-17
CN100498050C (zh) 2009-06-10
JP4465596B2 (ja) 2010-05-19
JP2005310696A (ja) 2005-11-04
KR20070003971A (ko) 2007-01-05

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