ATE428954T1 - Lichtquelle mit lichtleiter, welcher lichtstreuende und lichtlenkende strukturen aufweist - Google Patents

Lichtquelle mit lichtleiter, welcher lichtstreuende und lichtlenkende strukturen aufweist

Info

Publication number
ATE428954T1
ATE428954T1 AT06117686T AT06117686T ATE428954T1 AT E428954 T1 ATE428954 T1 AT E428954T1 AT 06117686 T AT06117686 T AT 06117686T AT 06117686 T AT06117686 T AT 06117686T AT E428954 T1 ATE428954 T1 AT E428954T1
Authority
AT
Austria
Prior art keywords
light
light guide
main surface
elements
diffusing elements
Prior art date
Application number
AT06117686T
Other languages
English (en)
Inventor
Kenji Sakurai
Masayuki Shinohara
Yasuhiro Kawabata
Gouo Kurata
Makoto Ohhira
Original Assignee
Omron Tateisi Electronics Co
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 Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Application granted granted Critical
Publication of ATE428954T1 publication Critical patent/ATE428954T1/de

Links

Classifications

    • 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
    • G02B6/0033—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
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/34—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 reflector
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/03—Function characteristic scattering

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)
  • Light Guides In General And Applications Therefor (AREA)
  • Liquid Crystal (AREA)
AT06117686T 2005-07-21 2006-07-21 Lichtquelle mit lichtleiter, welcher lichtstreuende und lichtlenkende strukturen aufweist ATE428954T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005210718A JP4548254B2 (ja) 2005-07-21 2005-07-21 面光源装置

Publications (1)

Publication Number Publication Date
ATE428954T1 true ATE428954T1 (de) 2009-05-15

Family

ID=37067795

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06117686T ATE428954T1 (de) 2005-07-21 2006-07-21 Lichtquelle mit lichtleiter, welcher lichtstreuende und lichtlenkende strukturen aufweist

Country Status (8)

Country Link
US (1) US7455443B2 (de)
EP (1) EP1746457B1 (de)
JP (1) JP4548254B2 (de)
KR (1) KR100763730B1 (de)
CN (1) CN100419540C (de)
AT (1) ATE428954T1 (de)
DE (1) DE602006006254D1 (de)
TW (1) TWI344043B (de)

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CN101191945B (zh) * 2006-11-29 2010-11-10 清华大学 背光模组
KR100936715B1 (ko) 2007-03-16 2010-01-13 엘지전자 주식회사 광학필름 및 이를 포함하는 디스플레이 장치
CN101334558B (zh) 2007-06-29 2011-04-20 群康科技(深圳)有限公司 背光模组及液晶显示器
CN101424754B (zh) * 2007-10-31 2011-02-02 颖台科技股份有限公司 扩散板与扩散板组
US8421952B2 (en) * 2007-12-03 2013-04-16 Philips Lumileds Lighting Company, Llc Illumination module for sectional illumination
CN101482671B (zh) * 2008-01-08 2011-07-06 璨飞光学（苏州）有限公司 具有双层结构光学膜片的背光模组
US8348490B2 (en) * 2008-02-25 2013-01-08 Mitsubishi Electric Corporation Planar light source device and method of manufacturing divided prism mold
US20120057095A1 (en) * 2009-05-15 2012-03-08 Sharp Kabushiki Kaisha Lighting device, display device and television receiver
JP2011187230A (ja) * 2010-03-05 2011-09-22 Omron Corp 面光源装置及び液晶表示装置
US8702292B2 (en) 2010-09-22 2014-04-22 Terralux, Inc. Linear illumination devices having light guides and LED-based illumination modules
KR101315402B1 (ko) 2011-12-14 2013-10-08 노명재 엘이디패키지의 조명특성 보완용 반사패턴을 갖는 반사체 및 이를 포함하는 엘이디 조명
CN102692671B (zh) * 2012-06-14 2016-02-24 深圳市华星光电技术有限公司 适用于3d显示的导光板
KR102133762B1 (ko) 2013-01-10 2020-07-15 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 표시장치
US9179554B2 (en) * 2013-04-09 2015-11-03 Whirlpool Corporation Appliance displays having modular light guides and methods of assembling the same
JP2015022969A (ja) * 2013-07-22 2015-02-02 オムロン株式会社 導光板の転写成形方法及び導光板並びに面光源装置
KR101622090B1 (ko) * 2013-11-08 2016-05-18 엘지전자 주식회사 태양 전지
US9411087B2 (en) * 2014-03-27 2016-08-09 Lg Display Co., Ltd. Backlight unit and liquid crystal display device having the same
KR20160042237A (ko) * 2014-10-07 2016-04-19 삼성디스플레이 주식회사 도광판, 이를 포함하는 백라이트 유닛과 표시 장치 및 도광판의 제조 방법
JP6264280B2 (ja) * 2014-12-27 2018-01-24 京セラドキュメントソリューションズ株式会社 導光体、照明装置、及び画像形成装置
JP6680195B2 (ja) * 2016-12-08 2020-04-15 オムロン株式会社 導光板、表示装置及び遊技機
JP6500926B2 (ja) * 2017-03-14 2019-04-17 オムロン株式会社 表示装置および遊技機
ES2850356A1 (es) * 2020-02-26 2021-08-27 Seat Sa Guia de luz y sistema de iluminacion con guia de luz

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2774621B2 (ja) 1989-11-10 1998-07-09 旭電化工業株式会社 描画用食品及びその製造方法
EP0544332B1 (de) * 1991-11-28 1997-01-29 Enplas Corporation Flächenartige Lichtquelle
US5980054A (en) * 1996-05-09 1999-11-09 Matsushita Electric Industrial Co., Ltd. Panel-form illuminating system
JP3644787B2 (ja) * 1996-05-09 2005-05-11 松下電器産業株式会社 面状照明系
EP0881426B1 (de) 1996-10-25 2006-01-18 Omron Corporation Oberflächenlichtquelle und flüssigkristallanzeige, tragbares telefon, sowie ein die oberflächenlichtquelle verwendendes informationsendgerät
KR100291242B1 (ko) * 1997-12-19 2001-06-01 김명 액정표시기의 백라이트유닛 도광판
JP4035998B2 (ja) * 2002-01-23 2008-01-23 オムロン株式会社 面光源装置、拡散板及び液晶表示装置
KR100513956B1 (ko) * 2003-01-18 2005-09-09 주식회사 엘에스텍 면광원 장치와, 이를 제조하는 방법
JP3849601B2 (ja) 2002-07-12 2006-11-22 株式会社島津製作所 分取液体クロマトグラフ装置
CN100406988C (zh) * 2002-10-16 2008-07-30 胜华科技股份有限公司 背光模块之导光结构
CN2618186Y (zh) * 2003-05-15 2004-05-26 三和企业股份有限公司 改良的光源导光板结构
KR20050007828A (ko) * 2003-07-11 2005-01-21 주식회사 파인옵틱스 측면 광원에 대향된 하나의 음각뿔 모서리를 하부면에포함하는 도광판 및 이를 이용한 시스템
JP4273930B2 (ja) * 2003-10-31 2009-06-03 ソニー株式会社 導光板及びバックライト装置
CN1614470A (zh) * 2003-11-04 2005-05-11 鸿富锦精密工业（深圳）有限公司 导光板
JP4431952B2 (ja) * 2003-11-10 2010-03-17 オムロン株式会社 面光源装置及び当該装置を用いた機器

Also Published As

Publication number Publication date
CN1900793A (zh) 2007-01-24
DE602006006254D1 (de) 2009-05-28
TW200707020A (en) 2007-02-16
CN100419540C (zh) 2008-09-17
EP1746457A1 (de) 2007-01-24
US20070019435A1 (en) 2007-01-25
KR100763730B1 (ko) 2007-10-04
JP4548254B2 (ja) 2010-09-22
EP1746457B1 (de) 2009-04-15
JP2007027013A (ja) 2007-02-01
US7455443B2 (en) 2008-11-25
TWI344043B (en) 2011-06-21
KR20070012198A (ko) 2007-01-25

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