JP7330787B2 - 光源装置およびこれを備える画像投射装置 - Google Patents

光源装置およびこれを備える画像投射装置 Download PDF

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Publication number
JP7330787B2
JP7330787B2 JP2019131061A JP2019131061A JP7330787B2 JP 7330787 B2 JP7330787 B2 JP 7330787B2 JP 2019131061 A JP2019131061 A JP 2019131061A JP 2019131061 A JP2019131061 A JP 2019131061A JP 7330787 B2 JP7330787 B2 JP 7330787B2
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Japan
Prior art keywords
light
light source
source device
blue
blue light
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JP2019131061A
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Japanese (ja)
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JP2021015247A5 (enExample
JP2021015247A (ja
Inventor
智広 中村
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Canon Inc
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Canon Inc
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Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2019131061A priority Critical patent/JP7330787B2/ja
Priority to US16/926,354 priority patent/US11442347B2/en
Publication of JP2021015247A publication Critical patent/JP2021015247A/ja
Publication of JP2021015247A5 publication Critical patent/JP2021015247A5/ja
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    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3161—Modulator illumination systems using laser light sources
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/007—Optical devices or arrangements for the control of light using movable or deformable optical elements the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light
    • G02B26/008—Optical devices or arrangements for the control of light using movable or deformable optical elements the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light in the form of devices for effecting sequential colour changes, e.g. colour wheels
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G02B27/1046—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with transmissive spatial light modulators
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/141—Beam splitting or combining systems operating by reflection only using dichroic mirrors
    • 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
    • G03B21/2013—Plural light sources
    • 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
    • G03B21/2066—Reflectors in illumination beam
    • 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
    • G03B21/2073—Polarisers in the lamp house
    • 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
    • G03B21/208—Homogenising, shaping of the illumination light
    • 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
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/10—Simultaneous recording or projection
    • G03B33/12—Simultaneous recording or projection using beam-splitting or beam-combining systems, e.g. dichroic mirrors
    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3164—Modulator illumination systems using multiple light sources
    • 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
    • H04N9/3167—Modulator illumination systems for polarizing the light beam
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Astronomy & Astrophysics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
JP2019131061A 2019-07-16 2019-07-16 光源装置およびこれを備える画像投射装置 Active JP7330787B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2019131061A JP7330787B2 (ja) 2019-07-16 2019-07-16 光源装置およびこれを備える画像投射装置
US16/926,354 US11442347B2 (en) 2019-07-16 2020-07-10 Light source device having rotating wheel and image projection apparatus including the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019131061A JP7330787B2 (ja) 2019-07-16 2019-07-16 光源装置およびこれを備える画像投射装置

Publications (3)

Publication Number Publication Date
JP2021015247A JP2021015247A (ja) 2021-02-12
JP2021015247A5 JP2021015247A5 (enExample) 2022-07-12
JP7330787B2 true JP7330787B2 (ja) 2023-08-22

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US (1) US11442347B2 (enExample)
JP (1) JP7330787B2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102730878B1 (ko) * 2020-03-05 2024-11-18 에스케이하이닉스 주식회사 이미지 센서 및 3차원 센서를 갖는 카메라 모듈
WO2022230380A1 (ja) * 2021-04-27 2022-11-03 パナソニックＩｐマネジメント株式会社 投影システム
WO2026031162A1 (en) * 2024-08-09 2026-02-12 Panasonic Projector & Display Corporation Light source device and projection-type image display device

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010237443A (ja) 2009-03-31 2010-10-21 Casio Computer Co Ltd 光源装置及びプロジェクタ
US20150267880A1 (en) 2014-02-05 2015-09-24 Osram Gmbh Lighting Device Comprising A Wavelength Conversion Arrangement
WO2016067822A1 (ja) 2014-10-28 2016-05-06 ソニー株式会社 光源装置及びプロジェクタ
WO2016158297A1 (ja) 2015-03-30 2016-10-06 Ｎｅｃディスプレイソリューションズ株式会社 プロジェクター及び画像光投射方法
JP2016186566A (ja) 2015-03-27 2016-10-27 セイコーエプソン株式会社 照明装置およびプロジェクター
JP2018054780A (ja) 2016-09-28 2018-04-05 セイコーエプソン株式会社 光源装置及びプロジェクター
JP2018146806A (ja) 2017-03-06 2018-09-20 セイコーエプソン株式会社 照明装置及びプロジェクター
JP2019008018A (ja) 2017-06-21 2019-01-17 セイコーエプソン株式会社 照明装置およびプロジェクター

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5664222B2 (ja) 2010-12-27 2015-02-04 セイコーエプソン株式会社 光源装置及びプロジェクター
JP6283932B2 (ja) * 2013-01-28 2018-02-28 パナソニックＩｐマネジメント株式会社 照明装置および映像表示装置
JP6844220B2 (ja) 2016-11-28 2021-03-17 セイコーエプソン株式会社 光源装置およびプロジェクター
CN108267913B (zh) * 2016-12-30 2021-06-08 中强光电股份有限公司 光源模块以及投影装置
JP6946651B2 (ja) 2017-02-01 2021-10-06 セイコーエプソン株式会社 光源装置及びプロジェクター

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010237443A (ja) 2009-03-31 2010-10-21 Casio Computer Co Ltd 光源装置及びプロジェクタ
US20150267880A1 (en) 2014-02-05 2015-09-24 Osram Gmbh Lighting Device Comprising A Wavelength Conversion Arrangement
WO2016067822A1 (ja) 2014-10-28 2016-05-06 ソニー株式会社 光源装置及びプロジェクタ
JP2016186566A (ja) 2015-03-27 2016-10-27 セイコーエプソン株式会社 照明装置およびプロジェクター
WO2016158297A1 (ja) 2015-03-30 2016-10-06 Ｎｅｃディスプレイソリューションズ株式会社 プロジェクター及び画像光投射方法
JP2018054780A (ja) 2016-09-28 2018-04-05 セイコーエプソン株式会社 光源装置及びプロジェクター
JP2018146806A (ja) 2017-03-06 2018-09-20 セイコーエプソン株式会社 照明装置及びプロジェクター
JP2019008018A (ja) 2017-06-21 2019-01-17 セイコーエプソン株式会社 照明装置およびプロジェクター

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US11442347B2 (en) 2022-09-13
JP2021015247A (ja) 2021-02-12
US20210018822A1 (en) 2021-01-21

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