KR101988669B1 - 프로젝터 - Google Patents

프로젝터 Download PDF

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Publication number
KR101988669B1
KR101988669B1 KR1020130050517A KR20130050517A KR101988669B1 KR 101988669 B1 KR101988669 B1 KR 101988669B1 KR 1020130050517 A KR1020130050517 A KR 1020130050517A KR 20130050517 A KR20130050517 A KR 20130050517A KR 101988669 B1 KR101988669 B1 KR 101988669B1
Authority
KR
South Korea
Prior art keywords
light emitting
light
emitting portion
region
light source
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
KR1020130050517A
Other languages
English (en)
Korean (ko)
Other versions
KR20130124902A (ko
Inventor
요시따까 이또
Original Assignee
세이코 엡슨 가부시키가이샤
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 세이코 엡슨 가부시키가이샤 filed Critical 세이코 엡슨 가부시키가이샤
Publication of KR20130124902A publication Critical patent/KR20130124902A/ko
Application granted granted Critical
Publication of KR101988669B1 publication Critical patent/KR101988669B1/ko
Expired - Fee Related legal-status Critical Current
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
    • H04N9/3164—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)
KR1020130050517A 2012-05-07 2013-05-06 프로젝터 Expired - Fee Related KR101988669B1 (ko)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
KR20130124902A KR20130124902A (ko) 2013-11-15
KR101988669B1 true KR101988669B1 (ko) 2019-06-12

Family

ID=48577480

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020130050517A Expired - Fee Related KR101988669B1 (ko) 2012-05-07 2013-05-06 프로젝터

Country Status (5)

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

Families Citing this family (6)

* 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
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
CN109828428B (zh) 2019-03-05 2020-11-17 明基智能科技（上海）有限公司 投影机与光侦测电路
JP7234861B2 (ja) * 2019-08-23 2023-03-08 株式会社Ｊｖｃケンウッド 光源装置

Citations (3)

* 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
US20070046901A1 (en) * 2005-08-23 2007-03-01 Casio Computer Co., Ltd. Projection device and projection control method

Family Cites Families (10)

* 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
JP2003255465A (ja) * 2002-02-28 2003-09-10 Toshiba Corp 照明装置とこれを用いた投写型表示装置
JP4203622B2 (ja) 2003-03-17 2009-01-07 ヤマハ株式会社 反射型プロジェクタ
JP2004335992A (ja) * 2003-04-18 2004-11-25 Victor Co Of Japan Ltd 光源装置及びこの光源装置を適用した投射型表示装置
US7427146B2 (en) * 2004-02-11 2008-09-23 3M Innovative Properties Company Light-collecting illumination system
CN102591125A (zh) * 2004-05-05 2012-07-18 图象公司 多源高性能立体投影系统
KR100664325B1 (ko) * 2005-02-04 2007-01-04 삼성전자주식회사 광 터널 및 이를 포함하는 프로젝션 장치
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
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 (3)

* 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
US20070046901A1 (en) * 2005-08-23 2007-03-01 Casio Computer Co., Ltd. Projection device and projection control method

Also Published As

Publication number Publication date
CN103389613A (zh) 2013-11-13
JP6051585B2 (ja) 2016-12-27
EP2662724A3 (en) 2017-05-31
US9357189B2 (en) 2016-05-31
EP2662724A2 (en) 2013-11-13
KR20130124902A (ko) 2013-11-15
US20130293849A1 (en) 2013-11-07
JP2013235043A (ja) 2013-11-21
CN103389613B (zh) 2017-04-12

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