CN102196219B - 投影显示装置 - Google Patents

投影显示装置 Download PDF

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Publication number
CN102196219B
CN102196219B CN2011100486158A CN201110048615A CN102196219B CN 102196219 B CN102196219 B CN 102196219B CN 2011100486158 A CN2011100486158 A CN 2011100486158A CN 201110048615 A CN201110048615 A CN 201110048615A CN 102196219 B CN102196219 B CN 102196219B
Authority
CN
China
Prior art keywords
light source
lighting
light
projection display
display equipment
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
CN2011100486158A
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English (en)
Chinese (zh)
Other versions
CN102196219A (zh
Inventor
仓富和之
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
Publication of CN102196219A publication Critical patent/CN102196219A/zh
Application granted granted Critical
Publication of CN102196219B publication Critical patent/CN102196219B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G03B21/2013—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
    • G03B21/2053—Intensity control of illuminating 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/206—Control of light source other than position or intensity

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
CN2011100486158A 2010-03-04 2011-03-01 投影显示装置 Expired - Fee Related CN102196219B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010-047238 2010-03-04
JP2010047238A JP5517679B2 (ja) 2010-03-04 2010-03-04 投写型表示装置

Publications (2)

Publication Number Publication Date
CN102196219A CN102196219A (zh) 2011-09-21
CN102196219B true CN102196219B (zh) 2013-10-23

Family

ID=43899667

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011100486158A Expired - Fee Related CN102196219B (zh) 2010-03-04 2011-03-01 投影显示装置

Country Status (4)

Country Link
US (1) US8491130B2 (enExample)
EP (1) EP2367055B1 (enExample)
JP (1) JP5517679B2 (enExample)
CN (1) CN102196219B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6440477B2 (ja) * 2014-12-09 2018-12-19 キヤノン株式会社 光源制御装置および画像投射装置
DE102017219502A1 (de) 2017-11-02 2019-05-02 Bayerische Motoren Werke Aktiengesellschaft Beleuchtungsvorrichtung für ein Kraftfahrzeug
DE102017219504A1 (de) 2017-11-02 2019-05-02 Bayerische Motoren Werke Aktiengesellschaft Beleuchtungsvorrichtung für ein Kraftfahrzeug
CN110874000B (zh) * 2018-08-30 2021-08-31 中强光电股份有限公司 投影装置及其光源系统与投影方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1111359A (zh) * 1993-08-09 1995-11-08 菲利浦电子有限公司 双光源照射系统
JP3154191B2 (ja) * 1992-05-12 2001-04-09 ソニー株式会社 液晶プロジェクタ

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3455614B2 (ja) * 1995-08-04 2003-10-14 三菱電機株式会社 投写型表示装置
JPH0996786A (ja) 1995-09-29 1997-04-08 Matsushita Electric Ind Co Ltd 投射型表示装置
US20040052076A1 (en) * 1997-08-26 2004-03-18 Mueller George G. Controlled lighting methods and apparatus
JPH11149061A (ja) * 1997-09-12 1999-06-02 Minolta Co Ltd 光源装置および照明装置
US7646029B2 (en) * 2004-07-08 2010-01-12 Philips Solid-State Lighting Solutions, Inc. LED package methods and systems
JP4534647B2 (ja) * 2004-07-29 2010-09-01 株式会社日立製作所 投写型表示装置及びマルチスクリーンシステム
US20060044952A1 (en) 2004-08-26 2006-03-02 Texas Instruments Incorporated Multiple path illumination for image display systems
JP2008216840A (ja) * 2007-03-07 2008-09-18 Mitsubishi Electric Corp 投写型表示装置
JP5399035B2 (ja) 2007-10-24 2014-01-29 三洋電機株式会社 投写型映像表示装置
JP2010282027A (ja) * 2009-06-04 2010-12-16 Sanyo Electric Co Ltd 投写型映像表示装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3154191B2 (ja) * 1992-05-12 2001-04-09 ソニー株式会社 液晶プロジェクタ
CN1111359A (zh) * 1993-08-09 1995-11-08 菲利浦电子有限公司 双光源照射系统

Also Published As

Publication number Publication date
EP2367055B1 (en) 2017-02-22
JP2011182345A (ja) 2011-09-15
EP2367055A1 (en) 2011-09-21
US8491130B2 (en) 2013-07-23
US20110216321A1 (en) 2011-09-08
CN102196219A (zh) 2011-09-21
JP5517679B2 (ja) 2014-06-11

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PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131023

Termination date: 20210301