CN100498050C - 光源组件及面光源装置 - Google Patents

光源组件及面光源装置 Download PDF

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Publication number
CN100498050C
CN100498050C CNB2005800131789A CN200580013178A CN100498050C CN 100498050 C CN100498050 C CN 100498050C CN B2005800131789 A CNB2005800131789 A CN B2005800131789A CN 200580013178 A CN200580013178 A CN 200580013178A CN 100498050 C CN100498050 C CN 100498050C
Authority
CN
China
Prior art keywords
light
light source
emitting
guide plate
emitting component
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
CNB2005800131789A
Other languages
English (en)
Chinese (zh)
Other versions
CN1946966A (zh
Inventor
幕田功
篠原正幸
高木润一
的场正人
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.)
Omron Corp
Original Assignee
Omron Corp
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 Omron Corp filed Critical Omron Corp
Publication of CN1946966A publication Critical patent/CN1946966A/zh
Application granted granted Critical
Publication of CN100498050C publication Critical patent/CN100498050C/zh
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)
CNB2005800131789A 2004-04-26 2005-04-20 光源组件及面光源装置 Expired - Fee Related CN100498050C (zh)

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
JP129377/2004 2004-04-26

Publications (2)

Publication Number Publication Date
CN1946966A CN1946966A (zh) 2007-04-11
CN100498050C true CN100498050C (zh) 2009-06-10

Family

ID=35197061

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2005800131789A Expired - Fee Related CN100498050C (zh) 2004-04-26 2005-04-20 光源组件及面光源装置

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 (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003215546A (ja) * 2002-01-24 2003-07-30 Hitachi Ltd 液晶表示装置

Family Cites Families (5)

* 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
JP3900661B2 (ja) * 1998-03-13 2007-04-04 オムロン株式会社 面光源装置
EP1103759A3 (en) * 1999-11-11 2005-02-23 Toyoda Gosei Co., Ltd. Full-color light source unit
JP3604622B2 (ja) * 2000-09-14 2004-12-22 光造 谷畑 棒状ランプ及びその製造方法
JP4151331B2 (ja) * 2002-07-23 2008-09-17 セイコーエプソン株式会社 面状照明装置及びこれを備えた表示装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003215546A (ja) * 2002-01-24 2003-07-30 Hitachi Ltd 液晶表示装置

Also Published As

Publication number Publication date
KR100823807B1 (ko) 2008-04-21
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
JP4465596B2 (ja) 2010-05-19
JP2005310696A (ja) 2005-11-04
KR20070003971A (ko) 2007-01-05

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090610

Termination date: 20110420