JP4921023B2 - 投射型表示装置および投射型表示装置の制御方法およびプログラム - Google Patents

投射型表示装置および投射型表示装置の制御方法およびプログラム Download PDF

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Publication number
JP4921023B2
JP4921023B2 JP2006118443A JP2006118443A JP4921023B2 JP 4921023 B2 JP4921023 B2 JP 4921023B2 JP 2006118443 A JP2006118443 A JP 2006118443A JP 2006118443 A JP2006118443 A JP 2006118443A JP 4921023 B2 JP4921023 B2 JP 4921023B2
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JP
Japan
Prior art keywords
discharge lamp
terminal voltage
display device
light
time
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
JP2006118443A
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English (en)
Japanese (ja)
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JP2007294158A (ja
JP2007294158A5 (https=
Inventor
淳 田中
寛 西川
直樹 小嶋
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2006118443A priority Critical patent/JP4921023B2/ja
Priority to US11/737,860 priority patent/US8042952B2/en
Publication of JP2007294158A publication Critical patent/JP2007294158A/ja
Publication of JP2007294158A5 publication Critical patent/JP2007294158A5/ja
Application granted granted Critical
Publication of JP4921023B2 publication Critical patent/JP4921023B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • H04N9/3155—Modulator illumination systems for controlling the light source
    • 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

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
JP2006118443A 2006-04-21 2006-04-21 投射型表示装置および投射型表示装置の制御方法およびプログラム Expired - Fee Related JP4921023B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2006118443A JP4921023B2 (ja) 2006-04-21 2006-04-21 投射型表示装置および投射型表示装置の制御方法およびプログラム
US11/737,860 US8042952B2 (en) 2006-04-21 2007-04-20 Control of a light valve that is dependent upon a voltage and a duration time of lighting measurement of a light source unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006118443A JP4921023B2 (ja) 2006-04-21 2006-04-21 投射型表示装置および投射型表示装置の制御方法およびプログラム

Publications (3)

Publication Number Publication Date
JP2007294158A JP2007294158A (ja) 2007-11-08
JP2007294158A5 JP2007294158A5 (https=) 2009-06-04
JP4921023B2 true JP4921023B2 (ja) 2012-04-18

Family

ID=38764578

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006118443A Expired - Fee Related JP4921023B2 (ja) 2006-04-21 2006-04-21 投射型表示装置および投射型表示装置の制御方法およびプログラム

Country Status (2)

Country Link
US (1) US8042952B2 (https=)
JP (1) JP4921023B2 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009069526A (ja) * 2007-09-13 2009-04-02 Casio Comput Co Ltd 投影装置、投影方法及びプログラム
JP2009223230A (ja) * 2008-03-18 2009-10-01 Casio Comput Co Ltd 投影装置、投影装置の制御方法及びプログラム
JP2009258345A (ja) * 2008-04-16 2009-11-05 Sharp Corp プロジェクタ及びプロジェクタの通気量の制御方法
JP5320865B2 (ja) * 2008-07-04 2013-10-23 セイコーエプソン株式会社 プロジェクタおよびプロジェクタの制御方法
JP2012063436A (ja) * 2010-09-14 2012-03-29 Casio Comput Co Ltd 投影装置、投影方法及びプログラム
WO2012073338A1 (ja) * 2010-11-30 2012-06-07 Ｎｅｃディスプレイソリューションズ株式会社 表示装置、表示装置の色補正方法
JP5758363B2 (ja) 2012-09-07 2015-08-05 株式会社東芝 パターン形成方法
CN110716378B (zh) * 2019-09-30 2021-07-13 歌尔光学科技有限公司 发光二极管的数据烧录方法、装置、投影仪及存储介质

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0273241A (ja) * 1988-09-08 1990-03-13 Hitachi Ltd 投射形ディスプレイのスクリーン明るさ制御方法及び装置
JPH05173107A (ja) 1991-12-20 1993-07-13 Sharp Corp 液晶プロジェクタ
JPH05232428A (ja) 1992-02-19 1993-09-10 Sanyo Electric Co Ltd 投写型液晶表示装置
JP3299058B2 (ja) * 1994-11-18 2002-07-08 株式会社富士通ゼネラル 液晶プロジェクタ
JP2000105545A (ja) * 1998-09-29 2000-04-11 Sanyo Electric Co Ltd 投写型表示装置
US6467911B1 (en) * 1998-10-08 2002-10-22 Minolta Co., Ltd. Projector and lamp unit
JP2001337392A (ja) * 2000-05-29 2001-12-07 Ricoh Co Ltd 照明装置システムおよび該照明装置システムを有するプロジェクタ装置
JP4588230B2 (ja) * 2001-02-27 2010-11-24 三菱電機株式会社 投射型映像表示装置
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
JP4045964B2 (ja) * 2003-01-28 2008-02-13 松下電工株式会社 放電ランプ点灯装置
JP2004296841A (ja) * 2003-03-27 2004-10-21 Seiko Epson Corp 投射型表示装置、照明装置、及び表示装置用半導体光源の素子特性測定方法
JP2005227577A (ja) * 2004-02-13 2005-08-25 Sanyo Electric Co Ltd 液晶プロジェクタ
US7372883B2 (en) * 2005-02-28 2008-05-13 Infocus Corporation Light emitting device driver circuit

Also Published As

Publication number Publication date
JP2007294158A (ja) 2007-11-08
US8042952B2 (en) 2011-10-25
US20080052022A1 (en) 2008-02-28

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