CN1782819A - 照明装置和导光板 - Google Patents

照明装置和导光板 Download PDF

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Publication number
CN1782819A
CN1782819A CNA2005101257644A CN200510125764A CN1782819A CN 1782819 A CN1782819 A CN 1782819A CN A2005101257644 A CNA2005101257644 A CN A2005101257644A CN 200510125764 A CN200510125764 A CN 200510125764A CN 1782819 A CN1782819 A CN 1782819A
Authority
CN
China
Prior art keywords
light
guide plate
light guide
incident
mentioned
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.)
Pending
Application number
CNA2005101257644A
Other languages
English (en)
Chinese (zh)
Inventor
大西康宪
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of CN1782819A publication Critical patent/CN1782819A/zh
Pending 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
    • G02B6/0033—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
    • 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
    • G02B6/0065—Manufacturing aspects; Material aspects
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (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)
CNA2005101257644A 2004-12-02 2005-12-01 照明装置和导光板 Pending CN1782819A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP349441/2004 2004-12-02
JP2004349441A JP4169000B2 (ja) 2004-12-02 2004-12-02 照明装置および導光板

Publications (1)

Publication Number Publication Date
CN1782819A true CN1782819A (zh) 2006-06-07

Family

ID=36573968

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2005101257644A Pending CN1782819A (zh) 2004-12-02 2005-12-01 照明装置和导光板

Country Status (4)

Country Link
US (1) US7458713B2 (enExample)
JP (1) JP4169000B2 (enExample)
KR (2) KR100767483B1 (enExample)
CN (1) CN1782819A (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009100610A1 (zh) * 2008-01-30 2009-08-20 Dongguan Memtech Electronic Products Co., Ltd 均匀发光的导光板
CN100573272C (zh) * 2007-08-08 2009-12-23 颖台科技股份有限公司 具有增亮效果的光学薄片
CN102081279A (zh) * 2009-11-26 2011-06-01 夏普株式会社 照相机闪光灯、照相机和产生闪光的方法
CN101649998B (zh) * 2008-08-12 2013-08-07 株式会社Lms 光学元件及具有该光学元件的背后照明单元和液晶显示器
CN109084820A (zh) * 2018-07-13 2018-12-25 苏州市吴通智能电子有限公司 一种应用于smt贴装线的uv胶检验辅助装置

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006098137A1 (ja) * 2005-03-16 2006-09-21 Mitsubishi Engineering-Plastics Corporation 透明樹脂製の導光板、及び、面状光源装置、並びに、導光板の製造方法
TWI274944B (en) * 2006-03-17 2007-03-01 Hon Hai Prec Ind Co Ltd Light guide plate and backlight module using the same
WO2008029892A1 (en) * 2006-09-07 2008-03-13 Panasonic Corporation Laser light source, planar light source, and liquid crystal display device
KR100905241B1 (ko) * 2007-04-13 2009-07-01 엘지전자 주식회사 복수의 구조체를 포함하는 광학 필름 및 이를 포함하는백라이트 유닛
KR101351088B1 (ko) * 2008-01-04 2014-01-14 삼성전자주식회사 화상독취장치 및 이를 갖춘 화상형성기기
EP2138762B1 (en) 2007-07-27 2013-05-29 Sharp Kabushiki Kaisha Illuminating device and liquid crystal display device
KR100957197B1 (ko) * 2008-04-10 2010-05-11 주식회사 엘엠에스 헤어라인 산란요소를 갖는 미세패턴 시트 및 그 제작 방법
TWI373642B (en) * 2008-07-02 2012-10-01 Au Optronics Corp Light guide plate and backlight module using the light guide plate
TWI407055B (zh) * 2008-10-17 2013-09-01 Hon Hai Prec Ind Co Ltd 照明裝置
TWI404892B (zh) * 2008-10-24 2013-08-11 Hon Hai Prec Ind Co Ltd 照明裝置
KR101607287B1 (ko) 2008-11-07 2016-04-12 삼성디스플레이 주식회사 도광판, 이를 갖는 백라이트 어셈블리 및 표시장치
TWI404890B (zh) * 2008-12-12 2013-08-11 Hon Hai Prec Ind Co Ltd 照明裝置
JP4888524B2 (ja) * 2009-06-10 2012-02-29 ブラザー工業株式会社 押ボタンスイッチ装置及びミシン
JP2011048811A (ja) * 2009-07-31 2011-03-10 Seiko Epson Corp 光学式位置検出装置および位置検出機能付き表示装置
MX2010008349A (es) * 2009-09-30 2011-05-27 Sharp Kk Módulo de fuente de luz y dispositivo electronico que incluye el mismo.
JP5796312B2 (ja) * 2011-03-15 2015-10-21 オムロン株式会社 面光源装置
TWI507783B (zh) * 2012-09-12 2015-11-11 E Ink Holdings Inc 顯示裝置
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
JP2019139851A (ja) * 2018-02-06 2019-08-22 オムロン株式会社 導光板、面光源装置、表示装置、及び電子機器
KR200490496Y1 (ko) * 2018-12-19 2019-11-20 주식회사 대창 현수막 게시장치
JP2024003312A (ja) 2022-06-27 2024-01-15 シャープディスプレイテクノロジー株式会社 照明装置及び表示装置

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0168879B1 (ko) * 1992-12-25 1999-04-15 기따지마 요시또시 렌티큘러 렌즈, 면광원 및 액정 표시 장치
JP2950219B2 (ja) 1995-10-13 1999-09-20 オムロン株式会社 面光源装置、当該面光源装置を用いた画像表示装置及び当該面光源装置に用いるプリズムアレイ
JPH10104430A (ja) 1996-09-30 1998-04-24 Sanyo Electric Co Ltd 導光体、導光体の製造方法及び面光源
US6072551A (en) * 1996-02-14 2000-06-06 Physical Optics Corporation Backlight apparatus for illuminating a display with controlled light output characteristics
US6518714B2 (en) 1996-10-11 2003-02-11 Akihide Inoue Flash lamps for underwater photography
JP3235979B2 (ja) 1997-10-17 2001-12-04 松下電器産業株式会社 超音波探触子の製造方法
US6168281B1 (en) * 1997-12-17 2001-01-02 Minebea Co., Ltd. Transparent and spread illuminating apparatus
JP3434465B2 (ja) * 1999-04-22 2003-08-11 三菱電機株式会社 液晶表示装置用バックライト
JP2001126519A (ja) 1999-10-26 2001-05-11 Yuka Denshi Kk 面光源装置及びこれを用いた液晶ディスプレイ装置
US6595652B2 (en) * 2000-12-12 2003-07-22 International Manufacturing And Engineering Services Co., Ltd. Surface lighting device
KR20020046962A (ko) 2000-12-12 2002-06-21 미즈카미 토끼오 면조명장치
KR100799156B1 (ko) 2001-07-13 2008-01-29 삼성전자주식회사 도광판, 이의 제조 방법, 이를 이용한 액정표시장치
JP4049624B2 (ja) 2001-07-27 2008-02-20 株式会社エンプラス 面光源装置、画像表示装置及び導光板
JP2003150073A (ja) 2001-08-27 2003-05-21 Omron Corp 画像表示装置及びフロントライト
KR100828521B1 (ko) 2001-11-30 2008-05-13 삼성전자주식회사 액정표시장치
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
JP2003331628A (ja) 2002-03-05 2003-11-21 Seiko Epson Corp 照明装置、液晶装置及び電子機器
JP2003331629A (ja) 2002-03-05 2003-11-21 Seiko Epson Corp 照明装置、液晶装置及び電子機器
JP4323208B2 (ja) 2002-04-22 2009-09-02 三菱レイヨン株式会社 面光源装置及びそれに用いる導光体
TWI232321B (en) 2002-04-22 2005-05-11 Mitsubishi Rayon Co Plane light source and light transmission body using the plane light source
JP2004193051A (ja) 2002-12-13 2004-07-08 Sanyo Electric Co Ltd 面光源装置
JP2004227956A (ja) 2003-01-23 2004-08-12 Fujitsu Kasei Kk 面照明装置と液晶表示装置
JP3778186B2 (ja) * 2003-02-18 2006-05-24 株式会社豊田自動織機 導光板
KR100506092B1 (ko) 2003-04-16 2005-08-04 삼성전자주식회사 측면 발광형 백라이트 장치의 도광판 및 이를 채용한 측면발광형 백라이트 장치
JP2004355883A (ja) * 2003-05-28 2004-12-16 Enplas Corp 導光板、面光源装置及び画像表示装置
JP2005165199A (ja) * 2003-12-05 2005-06-23 Alps Electric Co Ltd プリズムシート及び照光装置及び面発光装置並びに液晶表示装置

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100573272C (zh) * 2007-08-08 2009-12-23 颖台科技股份有限公司 具有增亮效果的光学薄片
WO2009100610A1 (zh) * 2008-01-30 2009-08-20 Dongguan Memtech Electronic Products Co., Ltd 均匀发光的导光板
CN101649998B (zh) * 2008-08-12 2013-08-07 株式会社Lms 光学元件及具有该光学元件的背后照明单元和液晶显示器
CN102081279A (zh) * 2009-11-26 2011-06-01 夏普株式会社 照相机闪光灯、照相机和产生闪光的方法
US8301024B2 (en) 2009-11-26 2012-10-30 Sharp Kabushiki Kaisha Camera flash, a camera, and a method of generating a flash
CN102081279B (zh) * 2009-11-26 2014-05-07 夏普株式会社 照相机闪光灯、照相机和产生闪光的方法
CN109084820A (zh) * 2018-07-13 2018-12-25 苏州市吴通智能电子有限公司 一种应用于smt贴装线的uv胶检验辅助装置

Also Published As

Publication number Publication date
US20060120111A1 (en) 2006-06-08
US7458713B2 (en) 2008-12-02
KR20070075385A (ko) 2007-07-18
KR100767483B1 (ko) 2007-10-17
JP4169000B2 (ja) 2008-10-22
KR20060061913A (ko) 2006-06-08
JP2006164530A (ja) 2006-06-22

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SE01 Entry into force of request for substantive examination
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Open date: 20060607