JP7341740B2 - 光源装置および画像投射装置 - Google Patents

光源装置および画像投射装置 Download PDF

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Publication number
JP7341740B2
JP7341740B2 JP2019109754A JP2019109754A JP7341740B2 JP 7341740 B2 JP7341740 B2 JP 7341740B2 JP 2019109754 A JP2019109754 A JP 2019109754A JP 2019109754 A JP2019109754 A JP 2019109754A JP 7341740 B2 JP7341740 B2 JP 7341740B2
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JP
Japan
Prior art keywords
light
light source
color
guide surface
source device
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
JP2019109754A
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English (en)
Japanese (ja)
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JP2020201436A5 (enExample
JP2020201436A (ja
Inventor
智久 相田
健人 川澄
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
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2019109754A priority Critical patent/JP7341740B2/ja
Priority to CN202010442599.XA priority patent/CN112083627A/zh
Priority to US16/946,059 priority patent/US11561461B2/en
Publication of JP2020201436A publication Critical patent/JP2020201436A/ja
Publication of JP2020201436A5 publication Critical patent/JP2020201436A5/ja
Application granted granted Critical
Publication of JP7341740B2 publication Critical patent/JP7341740B2/ja
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Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
JP2019109754A 2019-06-12 2019-06-12 光源装置および画像投射装置 Active JP7341740B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2019109754A JP7341740B2 (ja) 2019-06-12 2019-06-12 光源装置および画像投射装置
CN202010442599.XA CN112083627A (zh) 2019-06-12 2020-05-22 光源装置和图像投影装置
US16/946,059 US11561461B2 (en) 2019-06-12 2020-06-04 Light source apparatus and image projection apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019109754A JP7341740B2 (ja) 2019-06-12 2019-06-12 光源装置および画像投射装置

Publications (3)

Publication Number Publication Date
JP2020201436A JP2020201436A (ja) 2020-12-17
JP2020201436A5 JP2020201436A5 (enExample) 2022-06-10
JP7341740B2 true JP7341740B2 (ja) 2023-09-11

Family

ID=73734951

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019109754A Active JP7341740B2 (ja) 2019-06-12 2019-06-12 光源装置および画像投射装置

Country Status (3)

Country Link
US (1) US11561461B2 (enExample)
JP (1) JP7341740B2 (enExample)
CN (1) CN112083627A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021109640A1 (de) * 2021-04-16 2022-10-20 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Projektor und projektionssystem

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012066654A1 (ja) 2010-11-17 2012-05-24 Ｎｅｃディスプレイソリューションズ株式会社 光源装置、照明装置および投射型表示装置
JP2016510160A (ja) 2013-03-06 2016-04-04 アポトロニクス チャイナ コーポレイション 発光装置及び関連する投影システム
JP2019008193A (ja) 2017-06-27 2019-01-17 カシオ計算機株式会社 光源装置及び投影装置
US20190107771A1 (en) 2017-10-10 2019-04-11 Qingdao Hisense Electronics Co., Ltd. Laser projection device

Family Cites Families (21)

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Publication number Priority date Publication date Assignee Title
US7922352B2 (en) * 2005-07-21 2011-04-12 Avago Technologies General Ip (Singapore) Pte. Ltd. Device and method for emitting output light using multiple light sources with photoluminescent material
JP5257420B2 (ja) * 2010-08-04 2013-08-07 ウシオ電機株式会社 光源装置
JP5979416B2 (ja) 2011-04-20 2016-08-24 パナソニックＩｐマネジメント株式会社 光源装置および画像表示装置
CN102645829B (zh) * 2011-12-02 2014-11-05 深圳市光峰光电技术有限公司 光源系统及投影装置
CN102830582B (zh) * 2012-06-04 2014-08-06 深圳市绎立锐光科技开发有限公司 发光装置及其相关投影系统
US9435996B2 (en) * 2012-12-07 2016-09-06 Samsung Electronics Co., Ltd. Illumination optical system for beam projector
JP5910554B2 (ja) * 2013-03-22 2016-04-27 ソニー株式会社 光源装置および表示装置
JP5928383B2 (ja) 2013-03-22 2016-06-01 ソニー株式会社 光源装置および表示装置
JP2015163947A (ja) * 2014-02-03 2015-09-10 キヤノン株式会社 光源光学系およびこれを用いた光源装置、画像表示装置
JP2015145976A (ja) * 2014-02-03 2015-08-13 キヤノン株式会社 光源装置およびこれを用いた投射型表示装置
JP6525856B2 (ja) * 2015-11-28 2019-06-05 キヤノン株式会社 光源光学系およびこれを用いた投射型表示装置
US9851631B2 (en) * 2015-12-10 2017-12-26 Canon Kabushiki Kaisha Light source optical system and projection display apparatus employing the same
US10073330B2 (en) * 2016-04-26 2018-09-11 Canon Kabushiki Kaisha Illumination apparatus and projection type display apparatus
JP2017215496A (ja) 2016-06-01 2017-12-07 キヤノン株式会社 光源光学系およびこれを用いた画像表示装置
JP6881919B2 (ja) * 2016-09-08 2021-06-02 キヤノン株式会社 画像投射装置
CN108572497B (zh) * 2017-03-14 2019-12-17 深圳光峰科技股份有限公司 光源装置及投影系统
CN110928124A (zh) * 2017-03-14 2020-03-27 深圳光峰科技股份有限公司 光源装置及投影系统
JP2019061082A (ja) 2017-09-27 2019-04-18 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
CN109765745B (zh) * 2017-11-09 2021-08-17 深圳光峰科技股份有限公司 光源装置及投影系统
JP7163140B2 (ja) * 2017-11-29 2022-10-31 キヤノン株式会社 光源装置及びこれを用いた投写型表示装置
JP7140575B2 (ja) 2018-07-12 2022-09-21 キヤノン株式会社 色分離合成系およびこれを備える画像投射装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012066654A1 (ja) 2010-11-17 2012-05-24 Ｎｅｃディスプレイソリューションズ株式会社 光源装置、照明装置および投射型表示装置
JP2016510160A (ja) 2013-03-06 2016-04-04 アポトロニクス チャイナ コーポレイション 発光装置及び関連する投影システム
JP2019008193A (ja) 2017-06-27 2019-01-17 カシオ計算機株式会社 光源装置及び投影装置
US20190107771A1 (en) 2017-10-10 2019-04-11 Qingdao Hisense Electronics Co., Ltd. Laser projection device

Also Published As

Publication number Publication date
US11561461B2 (en) 2023-01-24
JP2020201436A (ja) 2020-12-17
CN112083627A (zh) 2020-12-15
US20200393747A1 (en) 2020-12-17

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