CN103576435B - 投影机 - Google Patents

投影机 Download PDF

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Publication number
CN103576435B
CN103576435B CN201310334060.2A CN201310334060A CN103576435B CN 103576435 B CN103576435 B CN 103576435B CN 201310334060 A CN201310334060 A CN 201310334060A CN 103576435 B CN103576435 B CN 103576435B
Authority
CN
China
Prior art keywords
light
light source
source
modulating sections
polarized
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.)
Active
Application number
CN201310334060.2A
Other languages
English (en)
Chinese (zh)
Other versions
CN103576435A (zh
Inventor
成松修司
矢岛章隆
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 CN103576435A publication Critical patent/CN103576435A/zh
Application granted granted Critical
Publication of CN103576435B publication Critical patent/CN103576435B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G03B21/20—Lamp housings
    • G03B21/2053—Intensity control of illuminating light
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/1313—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells specially adapted for a particular application
    • 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
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/10—Simultaneous recording or projection
    • G03B33/12—Simultaneous recording or projection using beam-splitting or beam-combining systems, e.g. dichroic mirrors
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/001—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background
    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3164—Modulator illumination systems using multiple light sources
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/04—Changes in size, position or resolution of an image
    • G09G2340/0457—Improvement of perceived resolution by subpixel rendering
    • 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
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Computer Hardware Design (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
CN201310334060.2A 2012-08-03 2013-08-02 投影机 Active CN103576435B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012172612A JP2014032299A (ja) 2012-08-03 2012-08-03 プロジェクター
JP172612/2012 2012-08-03

Publications (2)

Publication Number Publication Date
CN103576435A CN103576435A (zh) 2014-02-12
CN103576435B true CN103576435B (zh) 2016-10-12

Family

ID=50025148

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310334060.2A Active CN103576435B (zh) 2012-08-03 2013-08-02 投影机

Country Status (3)

Country Link
US (1) US9250507B2 (enExample)
JP (1) JP2014032299A (enExample)
CN (1) CN103576435B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6484799B2 (ja) * 2014-02-04 2019-03-20 パナソニックＩｐマネジメント株式会社 投写型画像表示装置および調整方法
CN105025279B (zh) * 2014-04-24 2017-03-01 深圳市绎立锐光科技开发有限公司 一种光源系统及投影显示装置
CN105739226B (zh) * 2014-12-08 2019-06-21 深圳光峰科技股份有限公司 投影系统
CN108345160B (zh) * 2017-01-22 2020-11-17 深圳光峰科技股份有限公司 一种投影显示系统
JPWO2018168626A1 (ja) * 2017-03-17 2020-01-16 パナソニックＩｐマネジメント株式会社 表示装置
CN110058477B (zh) * 2018-01-19 2021-07-23 中强光电股份有限公司 投影机、影像产生装置及其影像产生方法
JP2020154196A (ja) 2019-03-22 2020-09-24 セイコーエプソン株式会社 光学モジュールおよびその制御方法、ならびに投射型表示装置
JP2020154197A (ja) * 2019-03-22 2020-09-24 セイコーエプソン株式会社 光学モジュールおよびその制御方法、ならびに投射型表示装置
US11948531B2 (en) * 2021-06-21 2024-04-02 Industrial Technology Research Institute Light source device and display device alternately emitting light beams

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5231432A (en) * 1991-12-03 1993-07-27 Florida Atlantic University Projector utilizing liquid crystal light-valve and color selection by diffraction
CN102043254A (zh) * 2010-11-22 2011-05-04 清华大学深圳研究生院 一种双照明系统的立体投影光机引擎
CN201974582U (zh) * 2010-09-29 2011-09-14 北京中视中科光电技术有限公司 一种投影显示装置
CN102402016A (zh) * 2011-11-09 2012-04-04 南京邮电大学 一种硅基液晶立体投影光机
CN202267819U (zh) * 2011-09-28 2012-06-06 苏州智能泰克有限公司 一种偏光式投影显示装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3847990B2 (ja) 1998-12-11 2006-11-22 株式会社東芝 プロジェクタ用の照明方法及び装置
JP4590647B2 (ja) 1999-07-30 2010-12-01 日東光学株式会社 光源装置およびプロジェクタ装置
US6736514B2 (en) * 2002-06-21 2004-05-18 Eastman Kodak Company Imaging apparatus for increased color gamut using dual spatial light modulators
JP4272446B2 (ja) * 2003-02-17 2009-06-03 株式会社リコー 投射表示装置
JP2005241870A (ja) * 2004-02-25 2005-09-08 Olympus Corp 空間変調ユニット及び画像投影装置
JP2008020707A (ja) 2006-07-13 2008-01-31 Seiko Epson Corp プロジェクタ
JP5266740B2 (ja) * 2007-12-10 2013-08-21 セイコーエプソン株式会社 プロジェクションシステム及びプロジェクタ
JP5213484B2 (ja) * 2008-03-06 2013-06-19 キヤノン株式会社 画像投射装置
JP2010243545A (ja) * 2009-04-01 2010-10-28 Seiko Epson Corp プロジェクターの光変調素子位置調整方法およびプロジェクター
US20130188149A1 (en) * 2012-01-25 2013-07-25 International Business Machines Corporation Three dimensional image projector

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5231432A (en) * 1991-12-03 1993-07-27 Florida Atlantic University Projector utilizing liquid crystal light-valve and color selection by diffraction
CN201974582U (zh) * 2010-09-29 2011-09-14 北京中视中科光电技术有限公司 一种投影显示装置
CN102043254A (zh) * 2010-11-22 2011-05-04 清华大学深圳研究生院 一种双照明系统的立体投影光机引擎
CN202267819U (zh) * 2011-09-28 2012-06-06 苏州智能泰克有限公司 一种偏光式投影显示装置
CN102402016A (zh) * 2011-11-09 2012-04-04 南京邮电大学 一种硅基液晶立体投影光机

Also Published As

Publication number Publication date
US9250507B2 (en) 2016-02-02
JP2014032299A (ja) 2014-02-20
CN103576435A (zh) 2014-02-12
US20140036164A1 (en) 2014-02-06

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