JP6988173B2 - 発光装置およびプロジェクター - Google Patents

発光装置およびプロジェクター Download PDF

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Publication number
JP6988173B2
JP6988173B2 JP2017108389A JP2017108389A JP6988173B2 JP 6988173 B2 JP6988173 B2 JP 6988173B2 JP 2017108389 A JP2017108389 A JP 2017108389A JP 2017108389 A JP2017108389 A JP 2017108389A JP 6988173 B2 JP6988173 B2 JP 6988173B2
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JP
Japan
Prior art keywords
light
light emitting
flat plate
emitting device
substrate
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
JP2017108389A
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English (en)
Japanese (ja)
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JP2018206863A5 (enExample
JP2018206863A (ja
Inventor
保貴 今井
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
Priority to JP2017108389A priority Critical patent/JP6988173B2/ja
Priority to CN201880034906.1A priority patent/CN110710067A/zh
Priority to US16/618,082 priority patent/US11061311B2/en
Priority to PCT/JP2018/019641 priority patent/WO2018221317A1/ja
Publication of JP2018206863A publication Critical patent/JP2018206863A/ja
Publication of JP2018206863A5 publication Critical patent/JP2018206863A5/ja
Application granted granted Critical
Publication of JP6988173B2 publication Critical patent/JP6988173B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/30—Elements containing photoluminescent material distinct from or spaced from the light source
    • F21V9/32—Elements containing photoluminescent material distinct from or spaced from the light source characterised by the arrangement of the photoluminescent material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/16—Cooling; Preventing overheating
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2033—LED or laser light sources
    • G03B21/204—LED or laser light sources using secondary light emission, e.g. luminescence or fluorescence
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3158—Modulator illumination systems for controlling the spectrum
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3197—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using light modulating optical valves
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/85—Packages
    • H10H20/851—Wavelength conversion means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
    • F21V7/30—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings the coatings comprising photoluminescent substances
    • 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]

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Led Device Packages (AREA)
  • Semiconductor Lasers (AREA)
  • Optical Filters (AREA)
JP2017108389A 2017-05-31 2017-05-31 発光装置およびプロジェクター Active JP6988173B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2017108389A JP6988173B2 (ja) 2017-05-31 2017-05-31 発光装置およびプロジェクター
CN201880034906.1A CN110710067A (zh) 2017-05-31 2018-05-22 发光装置和投影仪
US16/618,082 US11061311B2 (en) 2017-05-31 2018-05-22 Light emitter and projector
PCT/JP2018/019641 WO2018221317A1 (ja) 2017-05-31 2018-05-22 発光装置およびプロジェクター

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017108389A JP6988173B2 (ja) 2017-05-31 2017-05-31 発光装置およびプロジェクター

Publications (3)

Publication Number Publication Date
JP2018206863A JP2018206863A (ja) 2018-12-27
JP2018206863A5 JP2018206863A5 (enExample) 2020-07-16
JP6988173B2 true JP6988173B2 (ja) 2022-01-05

Family

ID=64454645

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017108389A Active JP6988173B2 (ja) 2017-05-31 2017-05-31 発光装置およびプロジェクター

Country Status (4)

Country Link
US (1) US11061311B2 (enExample)
JP (1) JP6988173B2 (enExample)
CN (1) CN110710067A (enExample)
WO (1) WO2018221317A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW202138899A (zh) * 2020-04-14 2021-10-16 日商索尼股份有限公司 光學元件、照明裝置及投影型顯示裝置
CN113671780A (zh) * 2021-08-31 2021-11-19 青岛海信激光显示股份有限公司 发光单元、光源系统和激光投影设备

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06176692A (ja) * 1992-12-03 1994-06-24 Nissha Printing Co Ltd 蛍光膜形成方法および転写シート
JP2003020476A (ja) 2001-07-10 2003-01-24 Nippon Hoso Kyokai <Nhk> 蛍光体薄膜、薄膜エレクトロルミネッセンス表示装置および電界放出型表示装置ならびに蛍光体薄膜形成方法
JP2004302282A (ja) * 2003-03-31 2004-10-28 Japan Wavelock Co Ltd 映写スクリーン
JP2006104411A (ja) 2004-10-08 2006-04-20 Sharp Corp 蛍光体、その製造方法およびこれを用いた発光装置
JP2006179658A (ja) * 2004-12-22 2006-07-06 Mitsubishi Electric Corp 発光装置
CN100464232C (zh) * 2005-12-21 2009-02-25 中华映管股份有限公司 平面灯源
JP5253740B2 (ja) 2007-01-09 2013-07-31 学校法人上智学院 Ｉｉｉ族窒化物半導体微細柱状結晶の製造方法およびｉｉｉ族窒化物構造体
JP5043472B2 (ja) 2007-02-28 2012-10-10 学校法人上智学院 Ｉｉｉ族窒化物半導体微細柱状結晶の製造方法およびｉｉｉ族窒化物構造体
US8337032B2 (en) * 2008-03-26 2012-12-25 Panasonic Corporation Semiconductor light-emitting apparatus
JP5145120B2 (ja) 2008-05-26 2013-02-13 パナソニック株式会社 化合物半導体発光素子およびそれを用いる照明装置ならびに化合物半導体発光素子の製造方法
JP5008631B2 (ja) 2008-10-14 2012-08-22 シャープ株式会社 蛍光体、その製造方法およびこれを用いた発光装置
JP4742349B2 (ja) 2009-06-30 2011-08-10 カシオ計算機株式会社 光源装置及びプロジェクタ
JP2012104267A (ja) * 2010-11-08 2012-05-31 Stanley Electric Co Ltd 光源装置および照明装置
JP5269115B2 (ja) * 2011-02-03 2013-08-21 シャープ株式会社 発光素子、発光装置、車両用前照灯、照明装置及び発光素子の製造方法
JP5413613B2 (ja) 2011-02-04 2014-02-12 カシオ計算機株式会社 光源装置、その制御方法及びプロジェクタ
JP2012243624A (ja) * 2011-05-20 2012-12-10 Stanley Electric Co Ltd 光源装置および照明装置
WO2013103039A1 (ja) 2012-01-07 2013-07-11 日本電気株式会社 光学素子、光学装置、画像表示装置および励起光の吸収率向上方法
CN103367611B (zh) * 2012-03-28 2017-08-08 日亚化学工业株式会社 波长变换用无机成型体及其制造方法以及发光装置
JP5966501B2 (ja) * 2012-03-28 2016-08-10 日亜化学工業株式会社 波長変換用無機成形体及びその製造方法、並びに発光装置
JP6062249B2 (ja) * 2013-01-09 2017-01-18 日立マクセル株式会社 車両用灯具
JP6697225B2 (ja) * 2015-05-25 2020-05-20 スタンレー電気株式会社 照明装置
KR102030491B1 (ko) 2015-08-10 2019-10-10 후지필름 가부시키가이샤 형광체 함유 필름 및 백라이트 유닛
US10174925B2 (en) * 2015-12-25 2019-01-08 Nichia Corporation Wavelength conversion member and light source device having wavelength conversion member
TWI694133B (zh) * 2016-02-12 2020-05-21 美商萬騰榮公司 藉由使用表面奈米結構來強化光泵磷光體的輸出
CN113237032B (zh) 2016-05-13 2024-01-05 新唐科技日本株式会社 光源装置以及照明装置

Also Published As

Publication number Publication date
US20200142289A1 (en) 2020-05-07
CN110710067A (zh) 2020-01-17
JP2018206863A (ja) 2018-12-27
WO2018221317A1 (ja) 2018-12-06
US11061311B2 (en) 2021-07-13

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