DE602005002856D1 - Beleuchtungsvorrichtung und Projektor - Google Patents

Beleuchtungsvorrichtung und Projektor

Info

Publication number
DE602005002856D1
DE602005002856D1 DE602005002856T DE602005002856T DE602005002856D1 DE 602005002856 D1 DE602005002856 D1 DE 602005002856D1 DE 602005002856 T DE602005002856 T DE 602005002856T DE 602005002856 T DE602005002856 T DE 602005002856T DE 602005002856 D1 DE602005002856 D1 DE 602005002856D1
Authority
DE
Germany
Prior art keywords
projector
lighting device
lighting
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.)
Active
Application number
DE602005002856T
Other languages
English (en)
Other versions
DE602005002856T2 (de
Inventor
Takashi Takeda
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
Priority claimed from JP2004087615A external-priority patent/JP4254591B2/ja
Priority claimed from JP2004087614A external-priority patent/JP2005274933A/ja
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of DE602005002856D1 publication Critical patent/DE602005002856D1/de
Application granted granted Critical
Publication of DE602005002856T2 publication Critical patent/DE602005002856T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G02F1/1336—Illuminating devices
    • G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/18—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical projection, e.g. combination of mirror and condenser and objective
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • 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
    • G02F1/133504—Diffusing, scattering, diffracting elements
    • G02F1/133507—Films for enhancing the luminance
    • 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
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001—Technical content checked by a classifier
    • H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/483—Containers
    • H01L33/486—Containers adapted for surface mounting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/58—Optical field-shaping elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/64—Heat extraction or cooling elements

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)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
DE602005002856T 2004-03-24 2005-03-17 Beleuchtungsvorrichtung und Projektor Active DE602005002856T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2004087615A JP4254591B2 (ja) 2004-03-24 2004-03-24 光源装置及びプロジェクタ
JP2004087614 2004-03-24
JP2004087614A JP2005274933A (ja) 2004-03-24 2004-03-24 光源装置及びプロジェクタ
JP2004087615 2004-03-24

Publications (2)

Publication Number Publication Date
DE602005002856D1 true DE602005002856D1 (de) 2007-11-29
DE602005002856T2 DE602005002856T2 (de) 2008-07-17

Family

ID=34863564

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005002856T Active DE602005002856T2 (de) 2004-03-24 2005-03-17 Beleuchtungsvorrichtung und Projektor

Country Status (6)

Country Link
US (1) US7293876B2 (de)
EP (1) EP1580594B1 (de)
KR (1) KR100734702B1 (de)
CN (1) CN100524001C (de)
DE (1) DE602005002856T2 (de)
TW (1) TWI294987B (de)

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US7466484B2 (en) * 2004-09-23 2008-12-16 Rohm And Haas Denmark Finance A/S Wire grid polarizers and optical elements containing them
US20060091414A1 (en) * 2004-10-29 2006-05-04 Ouderkirk Andrew J LED package with front surface heat extractor
US7330319B2 (en) * 2004-10-29 2008-02-12 3M Innovative Properties Company High brightness LED package with multiple optical elements
US20060091412A1 (en) * 2004-10-29 2006-05-04 Wheatley John A Polarized LED
US7329982B2 (en) * 2004-10-29 2008-02-12 3M Innovative Properties Company LED package with non-bonded optical element
US7304425B2 (en) * 2004-10-29 2007-12-04 3M Innovative Properties Company High brightness LED package with compound optical element(s)
US20060091411A1 (en) * 2004-10-29 2006-05-04 Ouderkirk Andrew J High brightness LED package
JP2006251149A (ja) * 2005-03-09 2006-09-21 Fujinon Corp 照明装置及び投写型画像表示装置。
US20070024809A1 (en) * 2005-07-28 2007-02-01 Victor Company Of Japan, Limited Polarizing illuminant apparatus and image display apparatus
JP4950999B2 (ja) * 2005-10-07 2012-06-13 オスラム シルヴェニア インコーポレイテッド 透光性のヒートシンクを有するｌｅｄ
JP2007109689A (ja) * 2005-10-11 2007-04-26 Seiko Epson Corp 発光素子、発光素子の製造方法及び画像表示装置
US7406222B2 (en) 2006-02-16 2008-07-29 Pavel Kornilovich Composite evanescent waveguides and associated methods
US20070258241A1 (en) * 2006-05-02 2007-11-08 3M Innovative Properties Company Led package with non-bonded converging optical element
US7525126B2 (en) 2006-05-02 2009-04-28 3M Innovative Properties Company LED package with converging optical element
US20070257271A1 (en) * 2006-05-02 2007-11-08 3M Innovative Properties Company Led package with encapsulated converging optical element
US20070257270A1 (en) * 2006-05-02 2007-11-08 3M Innovative Properties Company Led package with wedge-shaped optical element
US7953293B2 (en) * 2006-05-02 2011-05-31 Ati Technologies Ulc Field sequence detector, method and video device
US7390117B2 (en) * 2006-05-02 2008-06-24 3M Innovative Properties Company LED package with compound converging optical element
WO2008011377A2 (en) * 2006-07-17 2008-01-24 3M Innovative Properties Company Led package with converging extractor
TW200817721A (en) * 2006-10-05 2008-04-16 Premier Image Technology Corp Polarized light transferring apparatus
CN102576186B (zh) * 2009-10-15 2014-08-13 Nec显示器解决方案株式会社 照明设备和使用该照明设备的投影型显示设备
CN102576791B (zh) * 2009-10-22 2014-11-19 日本电气株式会社 发光元件和使用该发光元件的图像显示设备
US8866172B2 (en) * 2009-10-22 2014-10-21 Nec Corporation Light emitting element and image display apparatus using the light emitting element
CN102714257A (zh) * 2010-01-07 2012-10-03 日本电气株式会社 发光元件和使用该发光元件的图像显示装置
JPWO2011145504A1 (ja) * 2010-05-21 2013-07-22 日本電気株式会社 光源ユニットおよび画像表示装置
CN103348288B (zh) * 2010-05-28 2015-12-16 Nec显示器解决方案株式会社 照明光学系统与投影显示装置
US8931922B2 (en) * 2012-03-22 2015-01-13 Osram Sylvania Inc. Ceramic wavelength-conversion plates and light sources including the same
US9608181B2 (en) * 2012-12-20 2017-03-28 Heptagon Micro Optics Pte. Ltd. Opto-electronic modules with masking feature for reducing the visibility of interior components
US10728968B2 (en) 2016-12-20 2020-07-28 Signify Holding B.V. Multi-mode polarized spot with electrically adjustable polarization state

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US6002829A (en) * 1992-03-23 1999-12-14 Minnesota Mining And Manufacturing Company Luminaire device
JPH0695112A (ja) * 1992-09-16 1994-04-08 Hitachi Ltd プリズムプレートおよびそれを用いた情報表示装置
USRE37377E1 (en) * 1992-10-09 2001-09-18 Asahi Glass Company, Ltd. LCD device including an illumination device having a polarized light separating sheet between a light guide and the display
JPH07169311A (ja) * 1993-12-17 1995-07-04 Enplas Corp 光散乱導光光源装置及び液晶表示装置
TW359765B (en) 1996-05-10 1999-06-01 Seiko Epson Corp Projection type liquid crystal display apparatus
AU5156198A (en) 1996-10-29 1998-05-22 Xeotron Corporation Optical device utilizing optical waveguides and mechanical light-switches
JPH11160655A (ja) 1997-11-28 1999-06-18 Nagano Kogaku Kenkyusho:Kk 偏光光源装置
AU752774B2 (en) * 1998-02-18 2002-09-26 Minnesota Mining And Manufacturing Company Optical film
JP2000221499A (ja) 1999-01-28 2000-08-11 Sony Corp 画像表示装置用光源および画像表示装置
JP2000329940A (ja) 1999-05-24 2000-11-30 Nitto Denko Corp 偏光部材及び光学部材
JP3610835B2 (ja) 1999-08-17 2005-01-19 セイコーエプソン株式会社 照明装置およびそれを用いた投写型表示装置
JP2003511826A (ja) 1999-10-08 2003-03-25 スリーエム イノベイティブ プロパティズ カンパニー ディスプレイ照明装置およびディスプレイ照明装置の輝度向上方法
US6447135B1 (en) * 1999-10-08 2002-09-10 3M Innovative Properties Company Lightguide having a directly secured reflector and method of making the same
JP2002319708A (ja) 2001-04-23 2002-10-31 Matsushita Electric Works Ltd Ｌｅｄチップおよびｌｅｄ装置
JP2003098483A (ja) 2001-09-25 2003-04-03 Ricoh Co Ltd 光学部材およびそれを用いた照明装置、ならびに拡大投影装置
JP2003202523A (ja) * 2001-11-02 2003-07-18 Nec Viewtechnology Ltd 偏光ユニット、該偏光ユニットを用いた偏光照明装置及び該偏光照明装置を用いた投写型表示装置
JP2003330109A (ja) 2002-05-09 2003-11-19 Seiko Epson Corp 照明装置および投射型表示装置
JP3991764B2 (ja) * 2002-05-10 2007-10-17 セイコーエプソン株式会社 照明装置および投射型表示装置

Also Published As

Publication number Publication date
TWI294987B (en) 2008-03-21
TW200534029A (en) 2005-10-16
EP1580594A2 (de) 2005-09-28
US20050213310A1 (en) 2005-09-29
EP1580594A3 (de) 2005-11-23
CN100524001C (zh) 2009-08-05
KR20060044635A (ko) 2006-05-16
DE602005002856T2 (de) 2008-07-17
EP1580594B1 (de) 2007-10-17
US7293876B2 (en) 2007-11-13
CN1673851A (zh) 2005-09-28
KR100734702B1 (ko) 2007-07-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition