CA2855185C - Projection image display device - Google Patents

Projection image display device Download PDF

Info

Publication number
CA2855185C
CA2855185C CA2855185A CA2855185A CA2855185C CA 2855185 C CA2855185 C CA 2855185C CA 2855185 A CA2855185 A CA 2855185A CA 2855185 A CA2855185 A CA 2855185A CA 2855185 C CA2855185 C CA 2855185C
Authority
CA
Canada
Prior art keywords
cooling
refrigerant
indoor unit
control circuit
semiconductor laser
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
CA2855185A
Other languages
English (en)
French (fr)
Other versions
CA2855185A1 (en
Inventor
Makoto Kuriaki
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of CA2855185A1 publication Critical patent/CA2855185A1/en
Application granted granted Critical
Publication of CA2855185C publication Critical patent/CA2855185C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
    • 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
    • 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
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2033—LED or laser light sources
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/28—Cooling arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
CA2855185A 2014-01-10 2014-06-26 Projection image display device Expired - Fee Related CA2855185C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014-002818 2014-01-10
JP2014002818A JP6341664B2 (ja) 2014-01-10 2014-01-10 投写型映像表示装置

Publications (2)

Publication Number Publication Date
CA2855185A1 CA2855185A1 (en) 2015-07-10
CA2855185C true CA2855185C (en) 2016-03-22

Family

ID=52002654

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2855185A Expired - Fee Related CA2855185C (en) 2014-01-10 2014-06-26 Projection image display device

Country Status (6)

Country Link
US (1) US9261761B2 (https=)
EP (1) EP2894514A3 (https=)
JP (1) JP6341664B2 (https=)
KR (1) KR20150083765A (https=)
CN (1) CN104777705B (https=)
CA (1) CA2855185C (https=)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2015186258A1 (ja) * 2014-06-06 2017-04-20 三菱電機株式会社 光源装置、および光源装置を備えた投写型映像表示装置
CN105676573B (zh) * 2016-03-29 2018-05-18 海信集团有限公司 一种激光投影设备及散热方法
US20170321907A1 (en) * 2016-05-09 2017-11-09 Trane International Inc. Dehumidifier for High Airflow Rate Systems
JP2018084685A (ja) * 2016-11-24 2018-05-31 株式会社リコー 画像投影装置および画像投影システム
JP6772831B2 (ja) * 2016-12-28 2020-10-21 セイコーエプソン株式会社 熱輸送装置、およびプロジェクター
JP6981250B2 (ja) * 2017-12-28 2021-12-15 セイコーエプソン株式会社 冷却装置およびプロジェクター
JP2020029967A (ja) * 2018-08-21 2020-02-27 セイコーエプソン株式会社 冷却装置及びプロジェクター
JP2020148410A (ja) * 2019-03-14 2020-09-17 セイコーエプソン株式会社 冷却装置およびプロジェクター
JP7302207B2 (ja) * 2019-03-14 2023-07-04 セイコーエプソン株式会社 冷却装置及びプロジェクター
JP6919683B2 (ja) * 2019-07-12 2021-08-18 セイコーエプソン株式会社 プロジェクター
JP6996533B2 (ja) 2019-08-20 2022-01-17 セイコーエプソン株式会社 プロジェクター
CN113138520A (zh) * 2020-01-17 2021-07-20 中强光电股份有限公司 投影装置以及散热控制方法
JP7021678B2 (ja) 2020-01-29 2022-02-17 セイコーエプソン株式会社 プロジェクター
JP7322726B2 (ja) 2020-01-29 2023-08-08 セイコーエプソン株式会社 プロジェクター
JP7052816B2 (ja) 2020-03-19 2022-04-12 セイコーエプソン株式会社 プロジェクター
JP2021157057A (ja) 2020-03-27 2021-10-07 セイコーエプソン株式会社 プロジェクター
CN112073702B (zh) * 2020-09-27 2022-01-28 浙江翘楚文化传媒有限公司 一种具有工作状态异常提醒功能的汇报展示用投影设备
JP2022070675A (ja) 2020-10-27 2022-05-13 セイコーエプソン株式会社 プロジェクター
CN114755879A (zh) * 2022-03-30 2022-07-15 中国计量大学 一种用于高功率激光投影仪的控温降噪系统
CN117250817A (zh) * 2023-09-22 2023-12-19 上海芯龙光电科技股份有限公司 一种散热高效的激光投影机及其控制方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060279706A1 (en) * 2005-06-14 2006-12-14 Bash Cullen E Projection system
CN101270701A (zh) * 2007-03-19 2008-09-24 明基电通股份有限公司 热驱致动器
JP5150172B2 (ja) * 2007-07-18 2013-02-20 三洋電機株式会社 投写型映像表示装置
JP2009031430A (ja) * 2007-07-25 2009-02-12 Sanyo Electric Co Ltd 投写型映像表示装置
JP2009075236A (ja) * 2007-09-19 2009-04-09 Sanyo Electric Co Ltd プロジェクタの冷却装置
JP2009085510A (ja) * 2007-09-28 2009-04-23 Sanyo Electric Co Ltd 冷却装置
JP2009086272A (ja) * 2007-09-28 2009-04-23 Sanyo Electric Co Ltd 投写型映像表示装置の起動システム
JP2009222869A (ja) * 2008-03-14 2009-10-01 Sanyo Electric Co Ltd プロジェクタ
EP2256548A1 (en) 2008-03-17 2010-12-01 SANYO Electric Co., Ltd. Projector
JP2009222998A (ja) * 2008-03-17 2009-10-01 Sanyo Electric Co Ltd プロジェクタ
JP2010048845A (ja) * 2008-08-19 2010-03-04 Seiko Epson Corp プロジェクタの冷却装置
US8093547B2 (en) * 2008-08-21 2012-01-10 Seiko Epson Corporation Projector and light source apparatus having a second reflector for reflecting light in infrared region
JP5492576B2 (ja) 2010-01-22 2014-05-14 株式会社アイ・シー・エル 車両用空気調和システム
CN101815189A (zh) * 2010-03-19 2010-08-25 南阳首控光电有限公司 高亮度大屏幕电视
JP5740989B2 (ja) * 2011-01-11 2015-07-01 セイコーエプソン株式会社 プロジェクター
US8985780B2 (en) * 2012-05-03 2015-03-24 Avotec, Inc. Liquid cooled video projector
JP2014006369A (ja) * 2012-06-25 2014-01-16 Sony Corp 映像表示装置および冷却システム
JP6366288B2 (ja) * 2014-02-07 2018-08-01 三菱電機株式会社 光源装置およびプロジェクタ装置

Also Published As

Publication number Publication date
KR20150083765A (ko) 2015-07-20
EP2894514A2 (en) 2015-07-15
US20150198869A1 (en) 2015-07-16
JP2015132659A (ja) 2015-07-23
EP2894514A3 (en) 2015-12-09
JP6341664B2 (ja) 2018-06-13
US9261761B2 (en) 2016-02-16
CA2855185A1 (en) 2015-07-10
CN104777705B (zh) 2017-09-22
CN104777705A (zh) 2015-07-15

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Effective date: 20210628