JP2007334092A5 - - Google Patents
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- JP2007334092A5 JP2007334092A5 JP2006167038A JP2006167038A JP2007334092A5 JP 2007334092 A5 JP2007334092 A5 JP 2007334092A5 JP 2006167038 A JP2006167038 A JP 2006167038A JP 2006167038 A JP2006167038 A JP 2006167038A JP 2007334092 A5 JP2007334092 A5 JP 2007334092A5
- Authority
- JP
- Japan
- Prior art keywords
- light source
- input
- projector
- image signal
- luminance
- 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.)
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Claims (6)
前記画像信号の入力の有無を検知する入力信号検知部と、
前記入力信号検知部が、前記画像信号の入力が途絶えたことを検知してからの経過時間に応じて、前記光源の輝度を段階的に低下させる光源駆動部と、
を有することを特徴とするプロジェクタ。 A projector comprising a light source composed of a solid light source element, and modulating and projecting light emitted from the light source according to an image signal input from the outside,
An input signal detector for detecting the presence or absence of input of the image signal;
A light source driving unit that reduces the luminance of the light source in a stepwise manner according to an elapsed time after the input signal detection unit detects that the input of the image signal is interrupted;
A projector comprising:
前記画像信号の入力が途絶えたか否かを検知する第1の工程と、
前記第1の工程で、前記画像信号の入力が途絶えたことが検知された場合に、前記光源の輝度を低下させる第2の工程と、
を有することを特徴とするプロジェクタの制御方法。 A projector control method comprising a light source composed of a solid light source element, and modulating and projecting light emitted from the light source according to an image signal input from the outside,
A first step of detecting whether or not the input of the image signal is interrupted;
A second step of reducing the luminance of the light source when it is detected in the first step that the input of the image signal is interrupted;
A projector control method characterized by comprising:
前記第2の工程の後に、前記画像信号の入力を検知する第3の工程と、
前記第3の工程で、前記画像信号の入力が検知された場合に、前記光源を当初の輝度で点灯させる第4の工程と、
を有することを特徴とするプロジェクタの制御方法。 A projector control method according to claim 5 , comprising:
A third step of detecting the input of the image signal after the second step;
A fourth step of lighting the light source at an initial luminance when the input of the image signal is detected in the third step;
A projector control method characterized by comprising:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006167038A JP5303824B2 (en) | 2006-06-16 | 2006-06-16 | Projector and control method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006167038A JP5303824B2 (en) | 2006-06-16 | 2006-06-16 | Projector and control method thereof |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007334092A JP2007334092A (en) | 2007-12-27 |
JP2007334092A5 true JP2007334092A5 (en) | 2009-06-04 |
JP5303824B2 JP5303824B2 (en) | 2013-10-02 |
Family
ID=38933617
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006167038A Active JP5303824B2 (en) | 2006-06-16 | 2006-06-16 | Projector and control method thereof |
Country Status (1)
Country | Link |
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JP (1) | JP5303824B2 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5407176B2 (en) * | 2008-05-09 | 2014-02-05 | カシオ計算機株式会社 | Projection system |
EP2315439B1 (en) * | 2008-08-22 | 2018-10-17 | Saturn Licensing LLC | Image display device, control method and computer program |
US20110249035A1 (en) * | 2008-12-26 | 2011-10-13 | Sharp Kabushiki Kaisha | Liquid crystal display device and television receiver |
JP5495041B2 (en) * | 2010-03-31 | 2014-05-21 | カシオ計算機株式会社 | projector |
JP5573464B2 (en) * | 2010-08-03 | 2014-08-20 | セイコーエプソン株式会社 | Projection type display device and control method thereof |
JP2012063436A (en) * | 2010-09-14 | 2012-03-29 | Casio Comput Co Ltd | Projection device, projection method and program |
CN104011590B (en) * | 2012-01-13 | 2016-03-16 | Nec显示器解决方案株式会社 | Projection type display apparatus and the method for the operation that controls projection type display apparatus |
JP6252523B2 (en) * | 2015-03-11 | 2017-12-27 | カシオ計算機株式会社 | Projection apparatus, projection control method, and program |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002182304A (en) * | 2000-12-11 | 2002-06-26 | Nec Viewtechnology Ltd | Projector unit, method of reducing its electric powder consumption and recording medium recorded with its program |
AU2003212146A1 (en) * | 2002-03-13 | 2003-09-22 | The University Of British Columbia | High dynamic range display devices |
JP2003330115A (en) * | 2002-05-17 | 2003-11-19 | Seiko Epson Corp | Control over projector corresponding to no-input-signal state |
JP2004274570A (en) * | 2003-03-11 | 2004-09-30 | Matsushita Electric Ind Co Ltd | Control method of key backlight in mobile apparatus |
JP2005156785A (en) * | 2003-11-25 | 2005-06-16 | Sanyo Electric Co Ltd | Liquid crystal projector |
JP4702048B2 (en) * | 2005-12-28 | 2011-06-15 | 船井電機株式会社 | Liquid crystal television receiver, liquid crystal display device, electrical apparatus, liquid crystal projector device, and liquid crystal display control method |
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2006
- 2006-06-16 JP JP2006167038A patent/JP5303824B2/en active Active
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