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公开(公告)号：JP2011095388A
公开(公告)日：2011-05-12
申请号：JP2009247689
申请日：2009-10-28
Applicant: Casio Computer Co Ltd , カシオ計算機株式会社
Inventor： OGINO HIROSHI , UMAMINE OSAMU , MASUDA HIROKI , OTA MASANORI , OGURA NAOTADA , SHIBAZAKI MAMORU , KUROSAKI HIDEMASA , OGAWA MASAHIRO
IPC: G03B21/14 , F21S2/00 , F21Y101/02
CPC classification number: G03B21/206 , G03B21/2013 , G03B21/204 , G03B33/08 , H04N9/3117
Abstract: PROBLEM TO BE SOLVED: To provide a light source unit capable of achieving improvement in luminance by freely emitting single-color light and synthetic light, and to provide a projector including the light source unit.
SOLUTION: The projector includes: the light source unit 60; a display element; and a projector control means or the like. The light source unit 60 includes: an excitation light-shining device 70; a fluorescent wheel 101 having a fluorescence light-emitting area on base material and adapted to emit green fluorescence light by radiation of excitation light from the excitation light-shining device 70 to the fluorescence light-emitting area; a red light source device 120 and a blue light source device 300; a light source-side optical system 140 for collecting, on a predetermined plane, the fluorescence light emitted from the fluorescent wheel 101 and the light emitted from the red and blue light source devices 120 and 300; and a light source control means for individually controlling the emission from the excitation light-shining device 70 and the two types of light source devices 120 and 300, wherein the light source control means individually controls the emission from the excitation light-shining device 70 and the two light source devices 120 and 300, to emit the synthetic light or the single-color light.
COPYRIGHT: (C)2011,JPO&INPITAbstract translation: 要解决的问题：提供一种能够通过自由发射单色光和合成光来实现亮度提高的光源单元，并且提供一种包括光源单元的投影仪。
解决方案：投影机包括：光源单元60; 显示元件 和投影仪控制装置等。 光源单元60包括：激发光照射装置70; 荧光轮101，其在基材上具有荧光发光区域，并且适于通过从激发光照射装置70向荧光发光区域的激发光的辐射而发出绿色荧光; 红色光源装置120和蓝色光源装置300; 用于在预定平面上收集从荧光轮101发射的荧光和从红色和蓝色光源装置120和300发射的光的光源侧光学系统140; 以及用于分别控制来自激发发光装置70和两种类型的光源装置120和300的发射的光源控制装置，其中光源控制装置分别控制来自激发发光装置70的发射和 两个光源装置120和300发射合成光或单色光。 版权所有（C）2011，JPO＆INPIT
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公开(公告)号：JP2012048847A
公开(公告)日：2012-03-08
申请号：JP2010187323
申请日：2010-08-24
Applicant: Casio Computer Co Ltd , カシオ計算機株式会社
Inventor： UMAMINE OSAMU
IPC: F21V9/08 , F21S2/00 , F21Y101/02 , G03B21/14
Abstract: PROBLEM TO BE SOLVED: To provide a light-emitting unit with extraction efficiency of fluorescent light improved, and to provide a projector capable of projecting bright images.SOLUTION: The light-emitting unit 64 is provided with a fluorescent wheel 71 equipped with a fluorescent light-emitting part in a base material, and a light source 72 for irradiating excitation light on the fluorescent light-emitting part of the fluorescent wheel 71. A fluorescent layer 131 for emitting the light of a given wavelength band to a surface side is formed at the fluorescent light-emitting part with receipt of the excitation light from the light source 72, a short-pass filter 132 for transmitting the light from the light source 72 and reflecting the fluorescent light is fitted to an excitation light irradiation side in the fluorescent layer 131, and a long-pass filter 133 for transmitting the fluorescent light and reflecting light from the light source 72 is fitted to a fluorescent light irradiation side in the fluorescent layer 131, and furthermore, an incident direction of the light from the light source 72 irradiated on the fluorescent light-emitting part through the short-pass filter 132, and an irradiation direction of the fluorescent light irradiated from the fluorescent light-emitting part through the long-pass filter 133 are to be different from each other.
Abstract translation: 要解决的问题：提供具有改善的荧光提取效率的发光单元，并且提供能够投影明亮图像的投影仪。
解决方案：发光单元64设置有在基材中配备有荧光发光部的荧光轮71和用于在荧光体的荧光发射部分上照射激发光的光源72 在荧光发光部分，在从光源72接收到激发光的同时形成用于将给定波长带的光发射到表面侧的荧光层131，用于传输来自光源72的激发光的短路滤波器132 来自光源72的反射荧光的光被配合到荧光层131中的激发光照射侧，并且将用于透射荧光并将来自光源72的光反射的长通滤波器133拟合到荧光 荧光层131中的光照射侧，此外，来自通过s的荧光发射部照射的来自光源72的光的入射方向 高通滤波器132以及从荧光发射部分通过长通滤波器133照射的荧光的照射方向彼此不同。 版权所有（C）2012，JPO＆INPIT
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公开(公告)号：JP2011209366A
公开(公告)日：2011-10-20
申请号：JP2010074436
申请日：2010-03-29
Applicant: Casio Computer Co Ltd , カシオ計算機株式会社
Inventor： UMAMINE OSAMU
Abstract: PROBLEM TO BE SOLVED: To provide a light emitting unit which is improved in efficiency of using exciting light, and a projector which projects a bright image by including the light emitting unit.SOLUTION: The light emitting unit includes a fluorescent plate having a fluorescence emitting part on base material, and a light source 72 irradiating the fluorescence emitting part of the fluorescent plate with the exciting light. A layer 131 of a phosphor which receives the exciting light from the light source 72 and emits light of a prescribed wavelength band is formed in the fluorescence emitting part, and a long pass filter 132 is provided on an exciting light incident side on the layer 131 of the phosphor. The long pass filter 132 has property that a transmission wavelength band is shifted to a short wavelength side as an incident angle of the incident light becomes larger. The light source 72 is arranged so that the light from the light source 72 may be made incident at a prescribed angle to a normal on a surface of the long pass filter 132, and further may be transmitted through the long pass filter 132 for the phosphor of the fluorescence emitting part to be irradiated with.
Abstract translation: 要解决的问题：提供一种提高使用激发光的效率的发光单元，以及通过包括发光单元来投射明亮图像的投影仪。解决方案：发光单元包括具有荧光发射的荧光板 基材的一部分，以及用激发光照射荧光板的荧光发射部分的光源72。 在荧光发射部分中形成接收来自光源72的激发光并发出规定波长带的光的荧光体层131，并且在层131上的激发光入射侧设置有长边滤光器132 的荧光体。 长通滤波器132具有随着入射光的入射角变大而使透射波长带偏移到短波长侧的性质。 光源72被布置成使得来自光源72的光可以以与规定角度相对于长通滤光器132的表面上的法线入射，并且还可以通过用于荧光体的长通滤光器132透射 的荧光发射部分被照射。
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公开(公告)号：JP2011053323A
公开(公告)日：2011-03-17
申请号：JP2009200325
申请日：2009-08-31
Applicant: Casio Computer Co Ltd , Stanley Electric Co Ltd , カシオ計算機株式会社 , スタンレー電気株式会社
Inventor： OGURA NAOTADA , OGAWA MASAHIRO , NAKAMURA HIDETAKA , MIYAZAKI TAKESHI , UMAMINE OSAMU , MASUDA HIROKI , TAYA SHUICHI , KAWAKAMI YASUYUKI , NAGASAKI ATSUSHI
Abstract: PROBLEM TO BE SOLVED: To provide a light source device improving the luminance, and to provide a projector including the same. SOLUTION: The projector includes: the light source device; a display element; a projector control means and the like. The light source device includes: a fluorescent wheel having a fluorescence light emission area where a phosphor layer emitting green band light on receiving excitation light is formed, and a diffuse transmission area diffusing and transmitting light, on a rotation controllable base material; an excitation light source irradiating the phosphor with the excitation light of a blue wavelength band; a light-emitting element emitting red band light; a condensing optical system condensing light from the fluorescent wheel and light from the light-emitting element on the same optical path; and a light source control means controlling the light emission of the excitation light source and the light-emitting element. The green phosphor has such characteristics that even when it receives high density excitation light, little fluorescence saturation is caused. COPYRIGHT: (C)2011,JPO&INPIT
Abstract translation: 要解决的问题：提供一种提高亮度的光源装置，并提供一种包括该光源的投影仪。
解决方案：投影机包括：光源装置; 显示元件 投影仪控制装置等。 光源装置包括：具有荧光发光区域的荧光轮，其中形成在接收激发光时发射绿带光的荧光体层，以及在旋转可控基材上扩散和透射光的漫射透射区域; 激发光源，用蓝色波长带的激发光照射荧光体; 发射红色光的发光元件; 聚光光学系统将来自荧光轮的光和来自发光元件的光聚光在同一光路上; 以及控制激发光源和发光元件的发光的光源控制装置。 绿色荧光体具有这样的特性，即使在接收到高密度的激发光时也会产生较少的荧光饱和。 版权所有（C）2011，JPO＆INPIT
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公开(公告)号：JP2011203430A
公开(公告)日：2011-10-13
申请号：JP2010069789
申请日：2010-03-25
Applicant: Casio Computer Co Ltd , カシオ計算機株式会社
Inventor： MIYAZAKI TAKESHI , UMAMINE OSAMU
Abstract: PROBLEM TO BE SOLVED: To provide a laser light source device which divides a laser beam into a plurality of bundles of beams and emits the bundles of beams.SOLUTION: The laser light source device includes a plurality of laser beam-emitting devices 71 arranged in a matrix, and a reflection device group constituted by arranging a plurality of reflection devices 91 stepwise on optical axes of the plurality of laser beam-emitting devices 71. The reflection device 91 includes a luminous flux-splitting surface 92 having a semi-transmissive mirror 95 which reflects some of the radiated bundles of beams and transmits some of them, and a total reflective surface 93 arranged in parallel with the luminous flux-splitting surface 92 at a position separate from the luminous flux-splitting surface 92 by a predetermined distance, and totally reflecting the radiated bundles of beams. The luminous flux-splitting surface 92 is arranged on the optical axis of the laser beam-emitting device 71 so as to face the laser beam-emitting device 71.
Abstract translation: 要解决的问题：提供一种激光光源装置，其将激光束分成多束光束并发射束束。解决方案：激光光源装置包括多个激光束发射装置71，其布置在 矩阵和通过在多个激光束发射装置71的光轴上逐步布置多个反射装置91而构成的反射装置组。反射装置91包括具有半透射镜的光束分离表面92 其反射一部分辐射束的束并透射其中的一些，以及在与光束分离表面92分开预定距离的位置处与光束分离表面92平行布置的总反射表面93， 并全面反射辐射的束束。 光束分离表面92被布置在激光束发射装置71的光轴上，以面向激光束发射装置71。
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Patent Agency Ranking
公开(公告)号：JP2011134669A
公开(公告)日：2011-07-07
申请号：JP2009294944
申请日：2009-12-25
Applicant: Casio Computer Co Ltd , カシオ計算機株式会社
Inventor： YOSHIDA KAORU , UMAMINE OSAMU , TAKIZAWA YASUO
IPC: F21S2/00 , F21Y101/02
Abstract: PROBLEM TO BE SOLVED: To provide a light source device for adjusting the position of condensing lenses, and a projector for suppressing uneven illumination and variation in brightness by using the light source device.
SOLUTION: The light source device includes: collimator lenses 73 as the condensing lenses; lens mounting frames for holding the outer periphery of the collimator lenses 73; a light source holing body 79 for holding the circumference of a light source to cover it and for holding the lens mounting frames on the light-emitting portion side of the light source in a manner that allows them to move in a direction orthogonal to the optical axes of the collimator lens 73; lens mounting frame pressers 88 as temporary presser plates for sandwiching the lens mounting frames together with the light source holding body 79 to prevent them from moving in a direction of the optical axes of the collimator lenses 73, wherein the light source holding body 79 includes: adjustment screws 85 as adjustment units capable of moving the lens mounting frames in the direction orthogonal to the optical axes of the collimator lens 73; and resilient portions for maintaining the movement of the lens mounting frames caused by the adjustment screws 85.
COPYRIGHT: (C)2011,JPO&INPITAbstract translation: 要解决的问题：提供一种用于调节聚光透镜的位置的光源装置，以及通过使用光源装置抑制不均匀照明和亮度变化的投影仪。 解决方案：光源装置包括：作为聚光透镜的准直透镜73; 用于保持准直透镜73的外周的透镜安装框架; 用于保持光源的周围以覆盖它并用于将透镜安装框架保持在光源的发光部分侧上的光源孔体79以允许它们沿与光学器件正交的方向移动的方式 准直透镜73的轴线; 透镜安装框按压件88作为用于将透镜安装框架与光源保持体79一起夹持的临时压板，以防止它们沿准直透镜73的光轴方向移动，其中光源保持体79包括： 调节螺钉85作为能够沿与准直透镜73的光轴正交的方向移动透镜安装框的调整单元; 以及弹性部分，用于保持由调节螺钉85引起的镜头安装架的运动。版权所有：（C）2011，JPO＆INPIT
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公开(公告)号：JP2011113071A
公开(公告)日：2011-06-09
申请号：JP2009272449
申请日：2009-11-30
Applicant: Casio Computer Co Ltd , カシオ計算機株式会社
Inventor： UMAMINE OSAMU
IPC: G03B21/14 , F21S2/00 , F21Y101/00 , G03B21/00
Abstract: PROBLEM TO BE SOLVED: To provide a rotation detecting device that has a rotation-position detecting function for a rotation plate and a separation detecting function for detecting the separation of a member attached to the rotation plate, a light source unit equipped with the rotation detecting device, and a projector incorporating the light source unit. SOLUTION: The projector includes, the light source unit, a display element, a projector control means, etc. The light source unit is composed of a blue light source device, a fluorescence device having the rotation plate of an approximately circular shape, on which a phosphor layer 102 that emits green wavelength band light is formed; a red light source device; a light source side optical system that condenses each color light onto a predetermined one surface; and the rotation detecting device 301. The rotation detecting device 301 has: the rotation plate with a notch formed in part of its periphery and with a fixing member provided in the notch; a position detecting portion provided in a range corresponding to the fixing member; a light emitting element for emitting light to the surface of the rotation plate, on which the position detecting portion is provided; and a light receiving element for detecting light reflected by the position detecting portion. COPYRIGHT: (C)2011,JPO&INPIT
Abstract translation: 要解决的问题：为了提供一种具有用于旋转板的旋转位置检测功能的旋转检测装置和用于检测附接到旋转板的部件的分离的分离检测功能，配备有 旋转检测装置和结合了光源单元的投影仪。
解决方案：投影仪包括光源单元，显示元件，投影仪控制装置等。光源单元由蓝色光源装置，具有大致圆形形状的旋转板的荧光装置 形成发出绿色波长带状光的荧光体层102; 红光源装置; 光源侧光学系统，其将每个颜色光凝结到预定的一个表面上; 和旋转检测装置301.旋转检测装置301具有：旋转板，其具有形成在其周边的一部分中的切口和设置在凹口中的固定构件; 位置检测部，设置在与所述固定部件对应的范围内; 用于向设置有位置检测部的旋转板的表面发光的发光元件; 以及用于检测由所述位置检测部反射的光的光接收元件。 版权所有（C）2011，JPO＆INPIT
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公开(公告)号：JP2014062951A
公开(公告)日：2014-04-10
申请号：JP2012206666
申请日：2012-09-20
Applicant: Casio Comput Co Ltd , カシオ計算機株式会社
Inventor： MASUDA HIROKI , OGAWA MASAHIRO , UMAMINE OSAMU
IPC: G03B21/14 , F21S2/00 , F21Y101/02 , G03B21/00 , H04N5/74
CPC classification number: G03B21/142 , F21V9/08 , F21V13/08 , G03B21/2013 , G03B21/204 , G03B21/208 , H04N9/3161
Abstract: PROBLEM TO BE SOLVED: To increase the surface uniformity of fluorescent light to be emitted from a fluorescent body in a light source device constituted of an excitation light source and a fluorescent body.SOLUTION: The light source device includes: an excitation light source 71; an in-face light distribution adjustment device 81 through which excitation light from the light source 71 is transmitted; and a fluorescent body to which the excitation light transmitted through the light guide member 81 is emitted.
Abstract translation: 要解决的问题：增加在由激发光源和荧光体构成的光源装置中从荧光体发射的荧光的表面均匀性。解决方案：光源装置包括：激发光源71; 面向光分配调节装置81，透过来自光源71的激发光; 以及发射通过导光部件81的激发光的荧光体。
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公开(公告)号：JP2009092817A
公开(公告)日：2009-04-30
申请号：JP2007261824
申请日：2007-10-05
Applicant: Casio Comput Co Ltd , カシオ計算機株式会社
Inventor： UMAMINE OSAMU
Abstract: PROBLEM TO BE SOLVED: To provide a projection unit capable of restraining an image from being fuzzy by a temperature change of a projection side optical system, without providing a complicated mechanism, and a projector provided with the projection unit.
SOLUTION: This projector 10 is provided with a light source device 63, an optical unit block 77, a cooling fan, and a projector control means, the optical unit block 77 is constituted of an illumination side block 78 provided with one part of an illumination unit for guiding a light from the light source device 63, an image generation block 79 provided with one part of the illumination unit and a display element 51, and a projection side block 80 provided with the projection unit 130, the projection unit 130 is provided with a movable lens barrel 131 provided with a movable lens group 97 in its inside, a fixed lens barrel 132 provided with a fixed lens group 93 in its inside, and a heating means 140, and the movable lens barrel 131 and the fixed lens barrel 132 are preheated by the heating means 140.
COPYRIGHT: (C)2009,JPO&INPITAbstract translation: 要解决的问题：提供一种能够通过投影侧光学系统的温度变化来抑制图像模糊的投影单元，而不提供复杂的机构，以及设置有投影单元的投影仪。 解决方案：该投影仪10设置有光源装置63，光学单元块77，冷却风扇和投影仪控制装置，光学单元块77由设置有一部分的照明侧块78 用于引导来自光源装置63的光的照明单元，设置有照明单元的一部分的图像生成块79和显示元件51以及设置有投影单元130的投影侧块80，投影单元 130设置有在其内部设置有可移动透镜组97的可移动透镜镜筒131，在其内部设置有固定透镜组93的固定透镜镜筒132和加热装置140以及可移动透镜镜筒131和 固定镜筒132由加热装置140预热。版权所有（C）2009，JPO＆INPIT
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公开(公告)号：JP2014095914A
公开(公告)日：2014-05-22
申请号：JP2014000058
申请日：2014-01-06
Applicant: Casio Comput Co Ltd , カシオ計算機株式会社
Inventor： UMAMINE OSAMU
Abstract: PROBLEM TO BE SOLVED: To provide a light emitting unit improved in utilization efficiency of excitation light, and a projector capable of projecting a bright image by including the light emitting unit.SOLUTION: The light emitting unit includes a fluorescent plate having a fluorescence emitting part on a substrate, and a light source 72 irradiating the fluorescence emitting part of the fluorescent plate with exciting light. A layer 131 of a phosphor which receives the exciting light from the light source 72 and emits light of a prescribed wavelength band is formed in the fluorescence emitting part, and a long pass filter 132 is provided on an exciting light incident side on the layer 131 of the phosphor. The long pass filter 132 has property that a transmission wavelength band is shifted to a short wavelength side as an incident angle of the incident light becomes larger. The light source 72 is arranged so that the light from the light source 72 may be made incident at a prescribed angle to a normal on a surface of the long pass filter 132, and further may be transmitted through the long pass filter 132 for the phosphor of the fluorescence emitting part to be irradiated with.
Abstract translation: 要解决的问题：提供提高激发光的利用效率的发光单元，以及能够通过包括发光单元投射亮度图像的投影仪。解决方案：发光单元包括具有荧光发射部分的荧光板 以及用激发光照射荧光板的荧光发射部分的光源72。 在荧光发射部分中形成接收来自光源72的激发光并发出规定波长带的光的荧光体层131，并且在层131上的激发光入射侧设置有长边滤光器132 的荧光体。 长通滤波器132具有随着入射光的入射角变大而使透射波长带偏移到短波长侧的性质。 光源72被布置成使得来自光源72的光可以与长通滤光器132的表面上的法线成规定角度入射，并且还可以通过用于荧光体的长通滤光器132透射 的荧光发射部分被照射。
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