JP4893004B2 - プロジェクタ - Google Patents

プロジェクタ Download PDF

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Publication number
JP4893004B2
JP4893004B2 JP2006029343A JP2006029343A JP4893004B2 JP 4893004 B2 JP4893004 B2 JP 4893004B2 JP 2006029343 A JP2006029343 A JP 2006029343A JP 2006029343 A JP2006029343 A JP 2006029343A JP 4893004 B2 JP4893004 B2 JP 4893004B2
Authority
JP
Japan
Prior art keywords
light
optical path
optical
illumination light
optical element
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
JP2006029343A
Other languages
English (en)
Japanese (ja)
Other versions
JP2007148319A (ja
JP2007148319A5 (enExample
Inventor
旬一 中村
隆志 新田
正一 内山
常盛 旭
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
Priority to JP2006029343A priority Critical patent/JP4893004B2/ja
Priority to US11/387,859 priority patent/US7712902B2/en
Publication of JP2007148319A publication Critical patent/JP2007148319A/ja
Publication of JP2007148319A5 publication Critical patent/JP2007148319A5/ja
Application granted granted Critical
Publication of JP4893004B2 publication Critical patent/JP4893004B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B9/00Exposure-making shutters; Diaphragms
    • G03B9/02Diaphragms
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/14Details
    • G03B21/20Lamp housings
    • G03B21/2053Intensity control of illuminating light
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/12Picture reproducers
    • H04N9/31Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/312Driving therefor
    • H04N9/3126Driving therefor for spatial light modulators in series
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/12Picture reproducers
    • H04N9/31Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141Constructional details thereof
    • H04N9/315Modulator illumination systems
    • H04N9/3155Modulator illumination systems for controlling the light source
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/12Picture reproducers
    • H04N9/31Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141Constructional details thereof
    • H04N9/315Modulator illumination systems
    • H04N9/3167Modulator illumination systems for polarizing the light beam

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Transforming Electric Information Into Light Information (AREA)
JP2006029343A 2005-03-24 2006-02-07 プロジェクタ Expired - Fee Related JP4893004B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2006029343A JP4893004B2 (ja) 2005-03-24 2006-02-07 プロジェクタ
US11/387,859 US7712902B2 (en) 2005-03-24 2006-03-24 Projector

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2005085838 2005-03-24
JP2005085838 2005-03-24
JP2005316276 2005-10-31
JP2005316276 2005-10-31
JP2006029343A JP4893004B2 (ja) 2005-03-24 2006-02-07 プロジェクタ

Publications (3)

Publication Number Publication Date
JP2007148319A JP2007148319A (ja) 2007-06-14
JP2007148319A5 JP2007148319A5 (enExample) 2008-10-30
JP4893004B2 true JP4893004B2 (ja) 2012-03-07

Family

ID=37034790

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006029343A Expired - Fee Related JP4893004B2 (ja) 2005-03-24 2006-02-07 プロジェクタ

Country Status (2)

Country Link
US (1) US7712902B2 (enExample)
JP (1) JP4893004B2 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009156898A (ja) * 2007-12-25 2009-07-16 Seiko Epson Corp 表示装置
JP5360683B2 (ja) * 2009-04-01 2013-12-04 セイコーエプソン株式会社 プロジェクター
JP2012163944A (ja) * 2011-01-21 2012-08-30 Panasonic Corp 投写型表示装置
JP2013054142A (ja) * 2011-09-02 2013-03-21 Sony Corp 偏光光学装置、光学装置、および投影装置
JP6019859B2 (ja) 2012-07-17 2016-11-02 セイコーエプソン株式会社 プロジェクター、及び、プロジェクターにおける発光制御方法
JP6047968B2 (ja) * 2012-07-17 2016-12-21 セイコーエプソン株式会社 プロジェクター、及び、プロジェクターにおける発光制御方法
JP6237020B2 (ja) * 2013-09-13 2017-11-29 セイコーエプソン株式会社 画像表示装置、および画像表示装置の制御方法
CN105993166B (zh) 2013-10-20 2019-06-14 Mtt创新公司 光场投影装置及方法
JP6330286B2 (ja) 2013-10-22 2018-05-30 セイコーエプソン株式会社 プロジェクター
JP6471424B2 (ja) 2013-11-13 2019-02-20 セイコーエプソン株式会社 プロジェクター
JP6331382B2 (ja) * 2013-12-26 2018-05-30 セイコーエプソン株式会社 画像表示装置、および画像表示装置の制御方法
JP6331383B2 (ja) * 2013-12-26 2018-05-30 セイコーエプソン株式会社 画像表示装置、および画像表示装置の制御方法
US20170150107A1 (en) * 2014-05-15 2017-05-25 Mtt Innovation Incorporated Optimizing drive schemes for multiple projector systems
WO2015200138A1 (en) 2014-06-27 2015-12-30 Dolby Laboratories Licensing Corporation Light recycling for projectors with high dynamic range
CN107272307B (zh) * 2016-04-08 2020-11-17 信泰光学(深圳)有限公司 投影装置
EP3520393B1 (en) 2016-09-30 2020-09-09 Dolby Laboratories Licensing Corporation Beam combining for highlight projection
JP7552400B2 (ja) * 2021-02-05 2024-09-18 セイコーエプソン株式会社 表示装置およびプロジェクター

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02144516A (ja) * 1988-11-25 1990-06-04 Toshiba Corp 液晶プロジェクター
JPH0481714A (ja) * 1990-07-25 1992-03-16 Canon Inc 液晶プロジェクション装置
JPH05224155A (ja) * 1992-02-10 1993-09-03 Fujitsu Ltd 投写型液晶表示装置
JP3316240B2 (ja) * 1992-11-30 2002-08-19 三洋電機株式会社 カラー液晶プロジェクター
JPH09189893A (ja) * 1996-01-09 1997-07-22 Nec Corp 液晶プロジェクタ
GB2317290B (en) * 1996-09-11 2000-12-06 Seos Displays Ltd Image display apparatus
US5722752A (en) * 1997-01-10 1998-03-03 In Focus Systems, Inc. Multimedia projection system with image quality correction
JP3495645B2 (ja) 1999-06-04 2004-02-09 日本アビオニクス株式会社 液晶プロジェクタ用ランプ調整装置およびそれを用いた調整方法
JP2001100689A (ja) 1999-09-30 2001-04-13 Canon Inc 表示装置
ES2871000T3 (es) 2001-02-27 2021-10-28 Dolby Laboratories Licensing Corp Dispositivos y método para visualizar una imagen
BR0316819A (pt) * 2002-12-04 2005-10-18 Thomson Licensing Sa Arquitetura de projetor de dois estágios
KR101004572B1 (ko) * 2002-12-04 2010-12-30 톰슨 라이센싱 2단 프로젝션 아키텍처
JP4461703B2 (ja) * 2003-04-23 2010-05-12 セイコーエプソン株式会社 プロジェクタ
US7070284B2 (en) * 2003-06-19 2006-07-04 Marantz Japan, Inc. Projector apparatus
JP4219745B2 (ja) * 2003-06-19 2009-02-04 株式会社ディーアンドエムホールディングス プロジェクタ装置
TWM245454U (en) * 2003-08-05 2004-10-01 Benq Corp Light shielding device of projector and projector having the device
JP4158757B2 (ja) 2003-12-24 2008-10-01 セイコーエプソン株式会社 光学表示装置及び投射型表示装置
JP4244904B2 (ja) * 2003-12-24 2009-03-25 セイコーエプソン株式会社 光学系の光伝搬構造および光学表示装置、並びに光学系の光伝搬方法および光学表示装置の表示方法
JP4029852B2 (ja) * 2004-03-23 2008-01-09 セイコーエプソン株式会社 光学表示装置、光学表示装置制御プログラム及び光学表示装置制御方法
JP4158776B2 (ja) * 2005-03-09 2008-10-01 セイコーエプソン株式会社 画像表示装置及びプロジェクタ

Also Published As

Publication number Publication date
US7712902B2 (en) 2010-05-11
US20060215130A1 (en) 2006-09-28
JP2007148319A (ja) 2007-06-14

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