JP2007156438A5 - - Google Patents
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- JP2007156438A5 JP2007156438A5 JP2006298628A JP2006298628A JP2007156438A5 JP 2007156438 A5 JP2007156438 A5 JP 2007156438A5 JP 2006298628 A JP2006298628 A JP 2006298628A JP 2006298628 A JP2006298628 A JP 2006298628A JP 2007156438 A5 JP2007156438 A5 JP 2007156438A5
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- JP
- Japan
- Prior art keywords
- temperature
- laser
- display device
- light source
- shg
- 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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- 239000000835 fiber Substances 0.000 claims 4
- 239000004065 semiconductor Substances 0.000 claims 3
- 238000010521 absorption reaction Methods 0.000 claims 2
- 238000011105 stabilization Methods 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 229910052761 rare earth metal Inorganic materials 0.000 claims 1
- 150000002910 rare earth metals Chemical class 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
Claims (17)
前記レーザー光源から出射される光の一部を受光する受光部と、A light receiving unit for receiving a part of the light emitted from the laser light source;
前記レーザー光源の目標出力を設定し、前記目標出力と、前記受光部により受光された光の光量に応じて、前記レーザー光源への供給電力を制御する制御回路と、A control circuit that sets a target output of the laser light source, controls the power supplied to the laser light source in accordance with the target output and the amount of light received by the light receiving unit;
前記ディスプレイ装置内の温度を検知する温度センサーとA temperature sensor for detecting a temperature in the display device;
を備え、With
前記制御回路は、前記温度センサーによって検知された温度の変化に応じて、前記目標出力を変更することを特徴とするディスプレイ装置。The display device according to claim 1, wherein the control circuit changes the target output in accordance with a change in temperature detected by the temperature sensor.
前記レーザー光源が、前記ファンにより、前記温度センサーからの信号を用いて温度設定値に温度制御されていることを特徴とする請求項1に記載のディスプレイ装置。 With a fan ,
The laser light source, by the fan, the display device according to claim 1, characterized in that it is temperature controlled to a temperature set value by using the signal from the previous SL temperature sensor.
前記室温モニター装置がモニターした室温の変化に応じて、前記温度設定値を変更することを特徴とする請求項4に記載のディスプレイ装置。 Equipped with a room temperature monitoring device to monitor the room temperature ,
The display device according to claim 4 , wherein the temperature setting value is changed according to a change in room temperature monitored by the room temperature monitoring device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006298628A JP4910643B2 (en) | 2005-11-11 | 2006-11-02 | Display device |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005327203 | 2005-11-11 | ||
JP2005327203 | 2005-11-11 | ||
JP2006298628A JP4910643B2 (en) | 2005-11-11 | 2006-11-02 | Display device |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007156438A JP2007156438A (en) | 2007-06-21 |
JP2007156438A5 true JP2007156438A5 (en) | 2009-10-01 |
JP4910643B2 JP4910643B2 (en) | 2012-04-04 |
Family
ID=38240813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006298628A Expired - Fee Related JP4910643B2 (en) | 2005-11-11 | 2006-11-02 | Display device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4910643B2 (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPWO2009031278A1 (en) * | 2007-09-03 | 2010-12-09 | パナソニック株式会社 | Wavelength conversion device, image display device, and processing device |
WO2009044517A1 (en) * | 2007-10-01 | 2009-04-09 | Panasonic Corporation | Wavelength conversion laser device and image display device using the same |
WO2009093439A1 (en) * | 2008-01-21 | 2009-07-30 | Panasonic Corporation | Wavelength conversion laser, image display device and laser processing apparatus |
JP2010191402A (en) | 2009-01-26 | 2010-09-02 | Toshiba Corp | Projector, image display method, and mobile telephone |
JP5261269B2 (en) * | 2009-04-08 | 2013-08-14 | 三洋電機株式会社 | Projection display device |
JP2012215750A (en) * | 2011-04-01 | 2012-11-08 | Seiko Epson Corp | Projector |
JP4838397B1 (en) * | 2011-06-27 | 2011-12-14 | パナソニック株式会社 | Image display device |
JP2013011841A (en) * | 2011-09-28 | 2013-01-17 | Panasonic Corp | Image display device |
JP2013168529A (en) * | 2012-02-16 | 2013-08-29 | Mitsubishi Electric Corp | Laser light source device and image display device |
JP5538452B2 (en) * | 2012-02-22 | 2014-07-02 | 京セラドキュメントソリューションズ株式会社 | Collimator lens, optical scanning device, and image forming apparatus using the same |
JP6040621B2 (en) * | 2012-08-07 | 2016-12-07 | セイコーエプソン株式会社 | Image display device |
JP5960044B2 (en) | 2012-12-26 | 2016-08-02 | 船井電機株式会社 | Display device |
KR101457195B1 (en) | 2013-10-18 | 2014-11-04 | (주)아이엠 | White balance adjusting apparatus and method based on temperature change of laser projector |
WO2016047464A1 (en) * | 2014-09-25 | 2016-03-31 | ソニー株式会社 | Illuminating device, light source control method, and projection type display device |
JP7201944B2 (en) * | 2019-04-16 | 2023-01-11 | 日本電信電話株式会社 | Light source with monitoring function |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001284718A (en) * | 2000-03-31 | 2001-10-12 | Sony Corp | External resonance type laser |
JP2003298180A (en) * | 2002-03-29 | 2003-10-17 | Fuji Photo Film Co Ltd | Semiconductor laser driving unit |
JP4109916B2 (en) * | 2002-07-03 | 2008-07-02 | キヤノン株式会社 | Image display device |
JP2004282059A (en) * | 2003-02-28 | 2004-10-07 | Hitachi Koki Co Ltd | Laser light generator, line light generation optical system, laser marker, and table circular saw |
JP2004334083A (en) * | 2003-05-12 | 2004-11-25 | Plus Vision Corp | Illumination optical system using semiconductor laser device as light source and projector utilizing the same |
JP2004356579A (en) * | 2003-05-30 | 2004-12-16 | Toshiba Corp | Laser outputting apparatus, image display apparatus, and method of controlling driving of semiconductor laser |
JP2005032968A (en) * | 2003-07-11 | 2005-02-03 | Toshiba Corp | Optical transmitting module |
US7643524B2 (en) * | 2003-12-22 | 2010-01-05 | Panasonic Corporation | Surface-emitting laser and laser projector |
JPWO2005083854A1 (en) * | 2004-02-27 | 2007-11-29 | 松下電器産業株式会社 | COHERENT LIGHT SOURCE, ITS CONTROL METHOD, DISPLAY DEVICE USING THEM, AND LASER DISPLAY |
CN100428590C (en) * | 2004-03-10 | 2008-10-22 | 松下电器产业株式会社 | Coherent light source and optical system |
US7128421B2 (en) * | 2004-03-29 | 2006-10-31 | Infocus Corporation | Thermal management of projection apparatus |
JP2006162653A (en) * | 2004-12-02 | 2006-06-22 | Olympus Corp | Light source apparatus and projector |
-
2006
- 2006-11-02 JP JP2006298628A patent/JP4910643B2/en not_active Expired - Fee Related
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