TW200707023A - Linear light source device, planar light emitting device and liquid crystal display device - Google Patents

Linear light source device, planar light emitting device and liquid crystal display device

Info

Publication number
TW200707023A
TW200707023A TW095123307A TW95123307A TW200707023A TW 200707023 A TW200707023 A TW 200707023A TW 095123307 A TW095123307 A TW 095123307A TW 95123307 A TW95123307 A TW 95123307A TW 200707023 A TW200707023 A TW 200707023A
Authority
TW
Taiwan
Prior art keywords
light source
linear light
light emitting
liquid crystal
crystal display
Prior art date
Application number
TW095123307A
Other languages
English (en)
Inventor
Yoshihiko Chosa
Hiroshi Uchida
Tetsuya Fukudome
Hisakazu Kawahara
Toshiro Horiuchi
Yu Hasegawa
Kouji Hidaka
Hiroshi Yamaguchi
Original Assignee
Matsushita Electric Ind Co Ltd
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 Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of TW200707023A publication Critical patent/TW200707023A/zh

Links

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
    • 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
    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
TW095123307A 2005-07-04 2006-06-28 Linear light source device, planar light emitting device and liquid crystal display device TW200707023A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005194593 2005-07-04
JP2005206448 2005-07-15

Publications (1)

Publication Number Publication Date
TW200707023A true TW200707023A (en) 2007-02-16

Family

ID=37604320

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095123307A TW200707023A (en) 2005-07-04 2006-06-28 Linear light source device, planar light emitting device and liquid crystal display device

Country Status (7)

Country Link
US (1) US20090310062A1 (zh)
EP (1) EP1909026A4 (zh)
JP (1) JPWO2007004450A1 (zh)
KR (1) KR20080033164A (zh)
CN (1) CN100595481C (zh)
TW (1) TW200707023A (zh)
WO (1) WO2007004450A1 (zh)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5181505B2 (ja) * 2007-03-22 2013-04-10 東芝ライテック株式会社 発光装置
JP5119705B2 (ja) * 2007-03-24 2013-01-16 日亜化学工業株式会社 発光装置およびそれを用いた面状発光装置
JP5072405B2 (ja) * 2007-03-28 2012-11-14 電気化学工業株式会社 発光素子搭載基板及びその製造方法
JP5407116B2 (ja) * 2007-06-22 2014-02-05 豊田合成株式会社 発光装置
JP5277610B2 (ja) * 2007-10-29 2013-08-28 日亜化学工業株式会社 発光装置及び面発光装置並びに発光装置用パッケージ
JP2009140835A (ja) * 2007-12-08 2009-06-25 Citizen Electronics Co Ltd 発光装置及び面状ライトユニット並びに表示装置
US8436974B2 (en) * 2008-08-08 2013-05-07 Sharp Kabsuhiki Kaisha Illuminating device and liquid crystal display device provided with the same
EP2322844A4 (en) * 2008-09-30 2011-08-17 Sharp Kk LIGHTING DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE
JP5208713B2 (ja) * 2008-12-22 2013-06-12 ミネベア株式会社 線状光源装置、および面状照明装置
JP5267298B2 (ja) * 2009-04-13 2013-08-21 株式会社Ｊｖｃケンウッド バックライト装置
JP5356570B2 (ja) * 2012-04-09 2013-12-04 株式会社クラレ 面光源装置
CN102913825B (zh) 2012-11-02 2015-07-01 京东方科技集团股份有限公司 一种发光单元、背光模组及显示装置
KR102108214B1 (ko) * 2013-06-12 2020-05-07 엘지디스플레이 주식회사 발광다이오드어셈블리 및 그를 포함한 액정표시장치
JP6571317B2 (ja) * 2014-07-02 2019-09-04 株式会社アイテックシステム ライン状照明装置、その製造方法および検査方法
JP6339878B2 (ja) * 2014-07-02 2018-06-06 株式会社アイテックシステム ライン状照明装置の製造方法、ライン状照明装置および検査方法
CN108437007B (zh) * 2018-03-14 2019-02-01 杭州乐守科技有限公司 一种节能型led灯的加工装置
CN113137382B (zh) * 2020-01-19 2023-03-21 广东美的环境电器制造有限公司 送风装置
TWI723921B (zh) * 2020-07-17 2021-04-01 聯嘉光電股份有限公司 面光源之led裝置
WO2024176785A1 (ja) * 2023-02-20 2024-08-29 ソニーセミコンダクタソリューションズ株式会社 発光装置および画像表示装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4916464A (en) * 1987-04-22 1990-04-10 Oki Electric Industry Co., Ltd. Light emitting diode array print head having no bonding wire connections
JPH04287396A (ja) * 1991-03-18 1992-10-12 Fujitsu Ltd 小形電子装置筐体
JP2001067917A (ja) 1999-08-25 2001-03-16 Matsushita Electronics Industry Corp 面発光装置
JP4180762B2 (ja) * 2000-01-12 2008-11-12 三菱電機照明株式会社 発光装置
JP4815675B2 (ja) * 2001-02-02 2011-11-16 ソニー株式会社 液晶表示装置及び液晶表示素子用のバックライト装置
US20030179564A1 (en) * 2002-03-13 2003-09-25 Ganci Joseph D. Edge illuminated visual display apparatus
DE10245580B4 (de) * 2002-09-27 2006-06-01 Siemens Ag Einrichtung zur Erzeugung eines Bildes
JP4144498B2 (ja) 2002-10-01 2008-09-03 松下電器産業株式会社 線状光源装置及びその製造方法、並びに、面発光装置
JP4349557B2 (ja) * 2002-11-29 2009-10-21 オプトレックス株式会社 液晶表示装置
WO2005031883A1 (ja) * 2003-09-29 2005-04-07 Matsushita Electric Industrial Co., Ltd. 線状光源装置及びその製造方法、並びに、面発光装置
JP4383145B2 (ja) * 2003-10-31 2009-12-16 オプトレックス株式会社 ライトユニット
US7220040B2 (en) * 2004-11-12 2007-05-22 Harris Corporation LED light engine for backlighting a liquid crystal display

Also Published As

Publication number Publication date
EP1909026A4 (en) 2012-08-01
WO2007004450A1 (ja) 2007-01-11
KR20080033164A (ko) 2008-04-16
EP1909026A1 (en) 2008-04-09
US20090310062A1 (en) 2009-12-17
JPWO2007004450A1 (ja) 2009-01-22
CN100595481C (zh) 2010-03-24
CN101218465A (zh) 2008-07-09

Similar Documents

Publication Publication Date Title
TW200707023A (en) Linear light source device, planar light emitting device and liquid crystal display device
TW200707027A (en) Backlight unit and liquid crystal display having the same
WO2006036317A3 (en) Electronic device with dual display arrangement
TW200508737A (en) Backlight assembly and liquid crystal display apparatus having the same
TW200705053A (en) Backlight unit and liquid crystal display comprising the same
MX2008009029A (es) Unidad de luz trasera y dispositivo de visualizacion de panel plano que tiene la misma.
EP2085807A3 (en) Display methods and apparatus
TW200623950A (en) Display device and electronic device
TW200624948A (en) Liquid crystal display device
TW200643555A (en) Light emitting diode arrays for direct backlighting of liquid crystal displays
TW200632458A (en) Backlight source module
TW200725103A (en) Backlight module and liquid crystal display device
TW200720768A (en) Backlight module and liquid crystal display device
TW200625677A (en) LED array systems
TW200731176A (en) Illuminator
TW200600919A (en) Optical film, backlight assembly and liquid crystal display device having the same
ATE455316T1 (de) Von beiden seiten licht emittierende anzeigevorrichtung
TW200742911A (en) Backlight module and application thereof
TW200717136A (en) Light diffusion plate and direct backlight device
TW200942923A (en) Backlight module, application and fabrication method thereof
TW200710478A (en) Flat display device
US7699484B2 (en) Direct-type backlight module having fixing member and elastic members cooperatively fixing light sources
TW200834165A (en) Backlight module and liquid crystal display using the same
TW200611010A (en) Flat display module
TW200722850A (en) Backlight module and liquid crystal display device