JP2011100163A5 - LIGHT SOURCE DEVICE, ITS CONTROL METHOD, AND PROJECTOR - Google Patents
LIGHT SOURCE DEVICE, ITS CONTROL METHOD, AND PROJECTOR Download PDFInfo
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- JP2011100163A5 JP2011100163A5 JP2011022248A JP2011022248A JP2011100163A5 JP 2011100163 A5 JP2011100163 A5 JP 2011100163A5 JP 2011022248 A JP2011022248 A JP 2011022248A JP 2011022248 A JP2011022248 A JP 2011022248A JP 2011100163 A5 JP2011100163 A5 JP 2011100163A5
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本発明は、光源装置、その制御方法と、この光源装置を備えたプロジェクタに関するものである。 The present invention relates to a light source device , a control method thereof, and a projector including the light source device.
本発明は、このような従来技術の問題点に鑑みてなされたものであり、画面の輝度を向上させることのできる光源装置、その制御方法と、この光源装置を備えたプロジェクタを提供することを目的としている。 The present invention has such has been made in view of the prior art problems, a light source device capable of improving the brightness of the screen, to provide a control method thereof, a projector which includes the light source unit It is an object.
本発明の光源装置は、複数のセグメント領域を有し、励起光を受けて所定の波長帯域光を発する蛍光体を備え、回転制御される発光板と、励起光を前記蛍光体に照射する第一光源と、前記蛍光体から射出される蛍光光及び前記第一光源から射出される励起光と異なる波長帯域光を発する第二光源と、前記発光板から射出される光及び前記第二光源から射出される光を同一光路上に集光させる集光光学系と、前記第一光源及び第二光源の発光を制御する光源制御手段と、備え、前記光源制御手段が前記第一光源を消灯させる範囲は、前記複数のセグメント領域のうちの二つのセグメント領域の境界線を中心とした中心角が鋭角とされる扇形の領域であって、前記発光板の中心と前記第一光源からの光の略円形状の照射領域の外周の接線とを結ぶ線の何れか一方が、前記二つのセグメント領域の境界に位置したときに、前記第一光源を消灯させることを特徴とする。 A light source device of the present invention includes a plurality of segment areas, with a phosphor that emits a predetermined wavelength band by receiving excitation Okoshiko, irradiating a light emitting plate which is rotated controlled, the excitation light to the phosphor a first light source, the a second light source which emits excitation light and a different wavelength band light emitted from the phosphor or al fluorescent light and the first light source is emitted, the light and the second emitted from the light emitting plate A condensing optical system for condensing the light emitted from the light source on the same optical path, and a light source control means for controlling light emission of the first light source and the second light source , wherein the light source control means includes the first light source. The range to be extinguished is a fan-shaped region whose central angle around the boundary line of two segment regions of the plurality of segment regions is an acute angle, and from the center of the light emitting plate and the first light source Connects the tangent of the outer circumference of the substantially circular irradiation area of light Either one of, when located at the boundary of the two segment areas, is characterized in that turns off the first light source.
そして、本発明のプロジェクタは、上記の光源装置と、表示素子と、前記光源装置からの光を前記表示素子に導光する光源側光学系と、前記表示素子から射出された画像をスクリーンに投影する投影側光学系と、前記光源装置や表示素子を制御するプロジェクタ制御手段と、を備えていることを特徴とする。
そして、本発明の光源装置の制御方法は、複数のセグメント領域を有し、励起光を受けて所定の波長帯域光を発する蛍光体を備え、回転制御される発光板と、励起光を前記蛍光体に照射する第一光源と、前記蛍光体から射出される蛍光光及び前記第一光源から射出される励起光と異なる波長帯域光を発する第二光源と、前記発光板から射出される光及び前記第二光源から射出される光を同一光路上に集光させる集光光学系と、を備える光源装置の制御方法であって、前記複数のセグメント領域のうちの二つのセグメント領域の境界線を中心とした中心角が鋭角とされる扇形の領域で前記第一光源を消灯させ、前記発光板の中心と前記第一光源からの光の略円形状の照射領域の外周の接線とを結ぶ線の何れか一方が、前記二つのセグメント領域の境界に位置したときに、前記第一光源を消灯させることを特徴とする。
The projector of the present invention, the above optical source device, a display device, a light source side optical system for guiding to the display device the light from the light source device, an image emitted from the display element onto a screen A projection-side optical system for projecting and projector control means for controlling the light source device and the display element are provided.
The method of controlling the light source device of the present invention includes a phosphor having a plurality of segment regions and receiving excitation light to emit light of a predetermined wavelength band. A first light source that irradiates the body, a second light source that emits light in a wavelength band different from the fluorescence light emitted from the phosphor and the excitation light emitted from the first light source, the light emitted from the light-emitting plate, and And a condensing optical system for condensing light emitted from the second light source on the same optical path, wherein a boundary line between two segment areas of the plurality of segment areas is defined. A line connecting the center of the light-emitting plate and the tangent of the outer periphery of the substantially circular irradiation area of the light from the first light source in a fan-shaped region with a central angle that is an acute angle. Any one of the two segment regions When located at the boundary, characterized in that turns off the first light source.
Claims (10)
励起光を前記蛍光体に照射する第一光源と、
前記蛍光体から射出される蛍光光及び前記第一光源から射出される励起光と異なる波長帯域光を発する第二光源と、
前記発光板から射出される光及び前記第二光源から射出される光を同一光路上に集光させる集光光学系と、
前記第一光源及び第二光源の発光を制御する光源制御手段と、備え、
前記光源制御手段が前記第一光源を消灯させる範囲は、前記複数のセグメント領域のうちの二つのセグメント領域の境界線を中心とした中心角が鋭角とされる扇形の領域であって、前記発光板の中心と前記第一光源からの光の略円形状の照射領域の外周の接線とを結ぶ線の何れか一方が、前記二つのセグメント領域の境界に位置したときに、前記第一光源を消灯させることを特徴とする光源装置。 A plurality of segment areas, with a phosphor that emits a predetermined wavelength band by receiving excitation Okoshiko, a light emitting plate which is rotated controlled,
A first light source for irradiating the phosphor with excitation light;
A second light source which emits excitation light and a different wavelength band light emitted from the fluorescent light and the first light source is emitted the phosphor or al,
A condensing optical system for condensing the light emitted from the light emitting plate and the light emitted from the second light source on the same optical path;
A light source control means for controlling light emission of the first light source and the second light source ,
The range in which the light source control means turns off the first light source is a fan-shaped region with a central angle centered on the boundary line of two segment regions of the plurality of segment regions, and the light emission When any one of the lines connecting the center of the plate and the tangent of the outer periphery of the substantially circular irradiation area of the light from the first light source is located at the boundary between the two segment areas, the first light source is A light source device that is turned off .
前記光源装置が、請求項１乃至請求項８の何れかに記載の光源装置であることを特徴とするプロジェクタ。 A light source device, a display device, a light source side optical system for guiding to the display device the light from the light source device, a projection side optical system for projecting a shadow of the image emitted from the display device, Ya the light source device Projector control means for controlling the display element,
Projector, wherein the light source device is a light source device according to any one of claims 1 to 8.
前記複数のセグメント領域のうちの二つのセグメント領域の境界線を中心とした中心角が鋭角とされる扇形の領域で前記第一光源を消灯させ、前記発光板の中心と前記第一光源からの光の略円形状の照射領域の外周の接線とを結ぶ線の何れか一方が、前記二つのセグメント領域の境界に位置したときに、前記第一光源を消灯させることを特徴とする光源装置の制御方法。The first light source is turned off in a fan-shaped region having a sharp central angle with respect to a boundary line between two segment regions of the plurality of segment regions, and the center of the light emitting plate and the first light source A light source device that turns off the first light source when any one of the lines connecting the outer tangents of the substantially circular irradiation region of light is located at the boundary between the two segment regions. Control method.
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| JP2011022248A JP5413613B2 (en) | 2011-02-04 | 2011-02-04 | LIGHT SOURCE DEVICE, ITS CONTROL METHOD, AND PROJECTOR |
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| JP2011022248A JP5413613B2 (en) | 2011-02-04 | 2011-02-04 | LIGHT SOURCE DEVICE, ITS CONTROL METHOD, AND PROJECTOR |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2009155452A Division JP4742349B2 (en) | 2009-06-30 | 2009-06-30 | Light source device and projector |
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| Publication Number | Publication Date |
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| JP2011100163A JP2011100163A (en) | 2011-05-19 |
| JP2011100163A5 true JP2011100163A5 (en) | 2012-08-16 |
| JP5413613B2 JP5413613B2 (en) | 2014-02-12 |
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| JP5835607B2 (en) * | 2011-09-14 | 2015-12-24 | カシオ計算機株式会社 | Diffusion wheel for light source, light source device, and projector |
| US10310363B2 (en) | 2011-09-22 | 2019-06-04 | Delta Electronics, Inc. | Phosphor device with spectrum of converted light comprising at least a color light |
| TWI448806B (en) | 2011-09-22 | 2014-08-11 | Delta Electronics Inc | Phosphor device and illumination system and projection equipment with the same |
| US10688527B2 (en) | 2011-09-22 | 2020-06-23 | Delta Electronics, Inc. | Phosphor device comprising plural phosphor agents for converting waveband light into plural color lights with different wavelength peaks |
| JP5862938B2 (en) * | 2011-10-03 | 2016-02-16 | カシオ計算機株式会社 | Light source device and projector |
| CN103186019B (en) * | 2011-12-27 | 2014-12-10 | 海信集团有限公司 | Light source device and projector |
| JP5958000B2 (en) * | 2012-03-21 | 2016-07-27 | カシオ計算機株式会社 | Light source device and projector |
| JP5982915B2 (en) | 2012-03-21 | 2016-08-31 | カシオ計算機株式会社 | Light source device and projector |
| JP6102132B2 (en) | 2012-09-12 | 2017-03-29 | 株式会社リコー | Illumination light source device, projection device equipped with this illumination light source device, and control method of projection device |
| JP5880661B2 (en) * | 2012-12-26 | 2016-03-09 | 株式会社リコー | Light source device and projector using the same |
| CN104635411B (en) * | 2015-01-27 | 2016-11-30 | 上海理工大学 | Projection display system |
| CN106154713B (en) | 2015-04-09 | 2018-05-15 | 深圳市光峰光电技术有限公司 | Light-source system and optical projection system |
| JP6666616B2 (en) * | 2015-09-01 | 2020-03-18 | 有限会社大平技研 | Combined planetarium system, individual optical astronomical projector and astronomical projection method |
| JP2017215431A (en) * | 2016-05-31 | 2017-12-07 | キヤノン株式会社 | Light source device and image projection device |
| WO2018047502A1 (en) * | 2016-09-12 | 2018-03-15 | ソニー株式会社 | Light source device and projection-type display device |
| JP6988173B2 (en) | 2017-05-31 | 2022-01-05 | セイコーエプソン株式会社 | Luminous device and projector |
| JP6911541B2 (en) | 2017-05-31 | 2021-07-28 | セイコーエプソン株式会社 | Light emitting device and projector |
| WO2021015152A1 (en) * | 2019-07-22 | 2021-01-28 | カシオ計算機株式会社 | Light source device and projection device |
| JP7071702B2 (en) | 2019-07-22 | 2022-05-19 | カシオ計算機株式会社 | Light source device and projection device |
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| JP3967145B2 (en) * | 2002-02-08 | 2007-08-29 | シャープ株式会社 | Projector device |
| JP4829470B2 (en) * | 2003-05-14 | 2011-12-07 | Ｎｅｃディスプレイソリューションズ株式会社 | Projection display |
| JP2006301114A (en) * | 2005-04-18 | 2006-11-02 | Sony Corp | Illumination device and picture display device |
| JP2007218956A (en) * | 2006-02-14 | 2007-08-30 | Sharp Corp | Projection type image display apparatus |
| JP2008058558A (en) * | 2006-08-31 | 2008-03-13 | Hitachi Ltd | Projection type video display device |
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| CN101878652B (en) * | 2007-11-28 | 2013-01-16 | 皇家飞利浦电子股份有限公司 | Illumination system, method and projection device for controlling light emitted during a spoke time period |
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