GB2553614B - Wavelength conversion element, light source apparatus and image projection apparatus - Google Patents

Wavelength conversion element, light source apparatus and image projection apparatus Download PDF

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Publication number
GB2553614B
GB2553614B GB1708667.9A GB201708667A GB2553614B GB 2553614 B GB2553614 B GB 2553614B GB 201708667 A GB201708667 A GB 201708667A GB 2553614 B GB2553614 B GB 2553614B
Authority
GB
United Kingdom
Prior art keywords
light source
conversion element
wavelength conversion
image projection
projection apparatus
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.)
Expired - Fee Related
Application number
GB1708667.9A
Other languages
English (en)
Other versions
GB201708667D0 (en
GB2553614A (en
Inventor
Ohkoba Minoru
Kurata Yuya
Kadowaki Ryota
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.)
Canon Inc
Original Assignee
Canon Inc
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 JP2017020127A external-priority patent/JP6723939B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of GB201708667D0 publication Critical patent/GB201708667D0/en
Publication of GB2553614A publication Critical patent/GB2553614A/en
Application granted granted Critical
Publication of GB2553614B publication Critical patent/GB2553614B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H10H20/8511—Wavelength conversion means characterised by their material, e.g. binder
    • H10H20/8512—Wavelength conversion materials
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Multimedia (AREA)
  • Dispersion Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Electromagnetism (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • Inorganic Chemistry (AREA)
  • Projection Apparatus (AREA)
  • Luminescent Compositions (AREA)
GB1708667.9A 2016-05-31 2017-05-31 Wavelength conversion element, light source apparatus and image projection apparatus Expired - Fee Related GB2553614B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016108050 2016-05-31
JP2017020127A JP6723939B2 (ja) 2016-05-31 2017-02-07 波長変換素子、光源装置および画像投射装置

Publications (3)

Publication Number Publication Date
GB201708667D0 GB201708667D0 (en) 2017-07-12
GB2553614A GB2553614A (en) 2018-03-14
GB2553614B true GB2553614B (en) 2020-02-19

Family

ID=59271035

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1708667.9A Expired - Fee Related GB2553614B (en) 2016-05-31 2017-05-31 Wavelength conversion element, light source apparatus and image projection apparatus

Country Status (5)

Country Link
US (1) US10775686B2 (enExample)
CN (1) CN107450261B (enExample)
DE (1) DE102017111712B4 (enExample)
FR (1) FR3051925A1 (enExample)
GB (1) GB2553614B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7268315B2 (ja) * 2017-12-12 2023-05-08 日本電気硝子株式会社 波長変換部材及びその製造方法、並びに発光装置
CN110058479B (zh) * 2018-01-19 2024-05-14 中强光电股份有限公司 照明系统与投影装置
CN110058478B (zh) * 2018-01-19 2022-01-18 中强光电股份有限公司 照明系统与投影装置
CN117389028B (zh) * 2018-04-28 2025-05-23 美题隆精密光学（上海）有限公司 高效且均匀的激光激发式白光生成器
CN112585240A (zh) * 2018-07-27 2021-03-30 美题隆公司 用于荧光体照明系统的反射颜色校正
CN108983543B (zh) * 2018-08-15 2021-05-28 青岛海信激光显示股份有限公司 反射式投影屏幕、透射式投影屏幕及投影系统
US11868033B2 (en) 2018-08-27 2024-01-09 Sony Group Corporation Wavelength conversion element and light source module and projection display device
DE112019006269T5 (de) * 2018-12-18 2021-10-14 Panasonic Intellectual Property Management Co., Ltd. Wellenlängenumwandlungselement, optische Vorrichtung, Projektor und Herstellungsverfahren für ein Wellenlängenumwandlungselement
US20220136679A1 (en) * 2019-02-06 2022-05-05 Sharp Kabushiki Kaisha Wavelength conversion element, light source device, vehicle headlight, transmissive lighting device, display device, and lighting device
CN109958925B (zh) * 2019-02-16 2021-06-29 上海祥羚光电科技发展有限公司 面光源

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010256480A (ja) * 2009-04-22 2010-11-11 Teijin Dupont Films Japan Ltd 液晶表示装置用反射フィルム
JP2011071404A (ja) * 2009-09-28 2011-04-07 Kyocera Corp 発光装置および照明装置
JP2011155125A (ja) * 2010-01-27 2011-08-11 Kyocera Corp 発光装置および照明装置
US20150187998A1 (en) * 2013-12-30 2015-07-02 National Chiao Tung University Package structure and method for manufacturing the same
JP2016015523A (ja) * 2015-10-22 2016-01-28 住友大阪セメント株式会社 光半導体発光装置、照明器具、及び表示装置
US20160102819A1 (en) * 2013-04-24 2016-04-14 Hitachi Maxell, Ltd. Light source device and vehicle lamp

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JP2006319238A (ja) 2005-05-16 2006-11-24 Koito Mfg Co Ltd 発光装置および車両用灯具
JP2007053170A (ja) * 2005-08-16 2007-03-01 Toshiba Corp 発光装置
US9287469B2 (en) 2008-05-02 2016-03-15 Cree, Inc. Encapsulation for phosphor-converted white light emitting diode
JP2011180353A (ja) 2010-03-01 2011-09-15 Minebea Co Ltd プロジェクタ
JP2012108435A (ja) * 2010-11-19 2012-06-07 Minebea Co Ltd カラーホイール及びその製造方法
JP2012243624A (ja) * 2011-05-20 2012-12-10 Stanley Electric Co Ltd 光源装置および照明装置
US9512976B2 (en) 2012-04-13 2016-12-06 Sharp Kabushiki Kaisha Light-emitting device, display device and illumination device
US20150171372A1 (en) * 2012-07-04 2015-06-18 Sharp Kabushiki Kaisha Fluorescent material, fluorescent coating material, phosphor substrate, electronic apparatus, and led package
JPWO2014104295A1 (ja) * 2012-12-28 2017-01-19 コニカミノルタ株式会社 発光装置
JP2014229503A (ja) 2013-05-23 2014-12-08 パナソニック株式会社 発光素子とその製造方法、およびプロジェクター
JP2015089898A (ja) 2013-11-05 2015-05-11 信越化学工業株式会社 無機蛍光体粉末、無機蛍光体粉末を用いた硬化性樹脂組成物、波長変換部材および光半導体装置
JP6364257B2 (ja) * 2013-11-20 2018-07-25 日本碍子株式会社 光学部品
US20160102818A1 (en) 2014-10-13 2016-04-14 Vastview Technology Inc. Led-based lighting module using slow decay phosphor to reduce flicker
JPWO2016121855A1 (ja) 2015-01-30 2017-11-09 コニカミノルタ株式会社 投射型表示装置用カラーホイール及びその製造方法、並びにこれを含む投射型表示装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010256480A (ja) * 2009-04-22 2010-11-11 Teijin Dupont Films Japan Ltd 液晶表示装置用反射フィルム
JP2011071404A (ja) * 2009-09-28 2011-04-07 Kyocera Corp 発光装置および照明装置
JP2011155125A (ja) * 2010-01-27 2011-08-11 Kyocera Corp 発光装置および照明装置
US20160102819A1 (en) * 2013-04-24 2016-04-14 Hitachi Maxell, Ltd. Light source device and vehicle lamp
US20150187998A1 (en) * 2013-12-30 2015-07-02 National Chiao Tung University Package structure and method for manufacturing the same
JP2016015523A (ja) * 2015-10-22 2016-01-28 住友大阪セメント株式会社 光半導体発光装置、照明器具、及び表示装置

Also Published As

Publication number Publication date
GB201708667D0 (en) 2017-07-12
GB2553614A (en) 2018-03-14
US20170343890A1 (en) 2017-11-30
DE102017111712A1 (de) 2017-11-30
US10775686B2 (en) 2020-09-15
CN107450261B (zh) 2021-02-05
FR3051925A1 (enExample) 2017-12-01
CN107450261A (zh) 2017-12-08
DE102017111712B4 (de) 2023-09-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20250531