CN103389613B - 投影仪 - Google Patents

投影仪 Download PDF

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Publication number
CN103389613B
CN103389613B CN201310160732.2A CN201310160732A CN103389613B CN 103389613 B CN103389613 B CN 103389613B CN 201310160732 A CN201310160732 A CN 201310160732A CN 103389613 B CN103389613 B CN 103389613B
Authority
CN
China
Prior art keywords
light
region
illuminating part
light source
light emitting
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
CN201310160732.2A
Other languages
English (en)
Chinese (zh)
Other versions
CN103389613A (zh
Inventor
伊藤嘉高
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of CN103389613A publication Critical patent/CN103389613A/zh
Application granted granted Critical
Publication of CN103389613B publication Critical patent/CN103389613B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H04N9/3164—Modulator illumination systems using multiple 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
    • 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
    • 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
    • G03B21/008—Projectors using an electronic spatial light modulator but not peculiar thereto using micromirror devices
    • 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
    • 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
    • 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]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated 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]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources
    • H04N9/3114—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources by using a sequential colour filter producing one colour at a time
    • 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
    • H04N9/3152—Modulator illumination systems for shaping the light beam

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
CN201310160732.2A 2012-05-07 2013-05-03 投影仪 Expired - Fee Related CN103389613B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012105676A JP6051585B2 (ja) 2012-05-07 2012-05-07 プロジェクター
JP2012-105676 2012-05-07

Publications (2)

Publication Number Publication Date
CN103389613A CN103389613A (zh) 2013-11-13
CN103389613B true CN103389613B (zh) 2017-04-12

Family

ID=48577480

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310160732.2A Expired - Fee Related CN103389613B (zh) 2012-05-07 2013-05-03 投影仪

Country Status (5)

Country Link
US (1) US9357189B2 (enExample)
EP (1) EP2662724A3 (enExample)
JP (1) JP6051585B2 (enExample)
KR (1) KR101988669B1 (enExample)
CN (1) CN103389613B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11073422B2 (en) 2019-03-05 2021-07-27 Benq Intelligent Technology (Shanghai) Co., Ltd. Projector and light detection circuit and light detection method thereof
TWI739070B (zh) 2019-03-05 2021-09-11 明基電通股份有限公司 投影機與光偵測電路

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6452073B2 (ja) * 2014-02-28 2019-01-16 日亜化学工業株式会社 発光デバイスおよび発光デバイスを有する装置
JP7102843B2 (ja) * 2018-03-27 2022-07-20 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
JP7091802B2 (ja) * 2018-04-17 2022-06-28 セイコーエプソン株式会社 プロジェクター
JP7234861B2 (ja) * 2019-08-23 2023-03-08 株式会社Ｊｖｃケンウッド 光源装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000075406A (ja) * 1998-08-27 2000-03-14 Futaba Corp プロジェクタ用光源及びプロジェクタ
JP2003149597A (ja) * 2001-11-13 2003-05-21 Casio Comput Co Ltd 表示装置
EP1341387A1 (en) * 2002-02-28 2003-09-03 Kabushiki Kaisha Toshiba Lighting device and projection type display apparatus using the same
CN1538235A (zh) * 2003-04-18 2004-10-20 �ձ�ʤ����ʽ���� 光源装置和使用该光源装置的投射型显示装置
CN1914520A (zh) * 2004-02-11 2007-02-14 3M创新有限公司 光收集照明系统
JP2007059139A (ja) * 2005-08-23 2007-03-08 Casio Comput Co Ltd 光源装置
JP4096016B2 (ja) * 2006-09-26 2008-06-04 中外炉工業株式会社 蓄熱式ラジアントチューブバーナの燃焼方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11195317A (ja) * 1997-12-26 1999-07-21 Kyocera Corp Ｌｅｄユニット供給電流が異なる反射形ｌｅｄ照明装置
JP4203622B2 (ja) 2003-03-17 2009-01-07 ヤマハ株式会社 反射型プロジェクタ
EP1743216B1 (en) * 2004-05-05 2010-02-24 Imax Corporation Multiple source high performance stereographic projection system
KR100664325B1 (ko) * 2005-02-04 2007-01-04 삼성전자주식회사 광 터널 및 이를 포함하는 프로젝션 장치
JP2007060118A (ja) * 2005-08-23 2007-03-08 Casio Comput Co Ltd 投影装置及び投影制御方法
JP4963925B2 (ja) * 2006-10-13 2012-06-27 三菱電機株式会社 レーザ光源装置及び映像表示装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000075406A (ja) * 1998-08-27 2000-03-14 Futaba Corp プロジェクタ用光源及びプロジェクタ
JP2003149597A (ja) * 2001-11-13 2003-05-21 Casio Comput Co Ltd 表示装置
EP1341387A1 (en) * 2002-02-28 2003-09-03 Kabushiki Kaisha Toshiba Lighting device and projection type display apparatus using the same
CN1538235A (zh) * 2003-04-18 2004-10-20 �ձ�ʤ����ʽ���� 光源装置和使用该光源装置的投射型显示装置
CN1914520A (zh) * 2004-02-11 2007-02-14 3M创新有限公司 光收集照明系统
JP2007059139A (ja) * 2005-08-23 2007-03-08 Casio Comput Co Ltd 光源装置
JP4096016B2 (ja) * 2006-09-26 2008-06-04 中外炉工業株式会社 蓄熱式ラジアントチューブバーナの燃焼方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11073422B2 (en) 2019-03-05 2021-07-27 Benq Intelligent Technology (Shanghai) Co., Ltd. Projector and light detection circuit and light detection method thereof
TWI739070B (zh) 2019-03-05 2021-09-11 明基電通股份有限公司 投影機與光偵測電路

Also Published As

Publication number Publication date
EP2662724A2 (en) 2013-11-13
KR101988669B1 (ko) 2019-06-12
KR20130124902A (ko) 2013-11-15
US20130293849A1 (en) 2013-11-07
JP2013235043A (ja) 2013-11-21
EP2662724A3 (en) 2017-05-31
JP6051585B2 (ja) 2016-12-27
CN103389613A (zh) 2013-11-13
US9357189B2 (en) 2016-05-31

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170412

Termination date: 20200503

CF01 Termination of patent right due to non-payment of annual fee