公开(公告)号：US08616707B2

公开(公告)日：2013-12-31

申请号：US13013582

申请日：2011-01-25

申请人： Yasunaga Miyazawa ,  Yoshitaka Itoh ,  Toshihiko Sakai ,  Katsuhiro Matsuyama ,  Yasuteru Miyaoka

发明人： Yasunaga Miyazawa ,  Yoshitaka Itoh ,  Toshihiko Sakai ,  Katsuhiro Matsuyama ,  Yasuteru Miyaoka

IPC分类号： G03B21/26

CPC分类号： G03B21/16

摘要： A projector includes: a housing; an optical element accommodated in the housing; and an air supply unit configured to generate a flow of cooling air for cooling a cooling target element including the optical element, a dustproof area into which the cooling air can be introduced from the outside of the housing via a dustproof filter is formed inside the housing, the optical element is accommodated in the dustproof area of the housing, and the air supply unit includes a first air supply unit configured to introduce the cooling air from the outside of the housing to the dustproof area via the dustproof filter, and a second air supply unit accommodated in the dustproof area and configured to supply the cooling air introduced to the dustproof area by the first air supply unit toward the optical element.

摘要翻译： 投影机包括：外壳; 容纳在所述壳体中的光学元件; 以及空气供给单元，其构造成产生用于冷却包括所述光学元件的冷却目标元件的冷却空气流，所述外壳的内部形成有可以通过防尘过滤器从所述壳体的外部引入所述冷却空气的防尘区域 所述光学元件被容纳在所述壳体的防尘区域中，所述空气供给单元包括：第一空气供给单元，其经由所述防尘过滤器将所述冷却空气从所述壳体的外部导入所述防尘区域;第二空气 供给单元容纳在防尘区域中，并且构造成将由第一空气供给单元引入防尘区域的冷却空气朝向光学元件供给。

公开(公告)号：US08425043B2

公开(公告)日：2013-04-23

申请号：US12709082

申请日：2010-02-19

申请人： Yasunaga Miyazawa

发明人： Yasunaga Miyazawa

IPC分类号： G03B21/00 ,  G03B21/14 ,  G03B21/26 ,  G02B27/26 ,  G02F1/00 ,  G02F1/1335 ,  H04N5/74 ,  H04N9/47 ,  H04N9/69 ,  H04N13/04

CPC分类号： G03B33/12 ,  G03B21/2073

摘要： A projector includes: a first optical device, and a first color combining optical device; a second optical device, and a second color combining optical device; a combining optical device adapted to combine emission light emitted respectively from the first optical device and the second optical device; a first polarization conversion device disposed between the first optical device and the combining optical device, and adapted to align a polarization direction of the emission light from the first optical device into a first polarization direction; and a second polarization conversion device disposed between the second optical device and the combining optical device, and adapted to align a polarization direction of the emission light from the second optical device into a second polarization direction.

摘要翻译： 投影机包括：第一光学装置和第一颜色组合光学装置; 第二光学装置和第二颜色组合光学装置; 合成光学装置，其适于组合从所述第一光学装置和所述第二光学装置分别发射的发射光; 第一偏振转换装置，设置在第一光学装置和组合光学装置之间，并且适于将来自第一光学装置的发射光的偏振方向对准到第一偏振方向; 以及第二偏振转换装置，设置在所述第二光学装置和所述组合光学装置之间，并且适于将来自所述第二光学装置的发射光的偏振方向对准为第二偏振方向。

公开(公告)号：US08322859B2

公开(公告)日：2012-12-04

申请号：US12748792

申请日：2010-03-29

申请人： Yasunaga Miyazawa

发明人： Yasunaga Miyazawa

IPC分类号： G03B21/14

CPC分类号： G03B21/14 ,  G02B27/145 ,  G02B27/149 ,  G02B27/26 ,  G03B21/2073 ,  G03B21/208

摘要： A projector includes: a light source which emits light; a light modulating device which modulates the light emitted from the light source according to image information; an image forming system which forms an image corresponding to the optical image formed by the light modulating device of modulated light which is modulated by the light modulation device at an image forming position; a polarized light emitting unit disposed at the image forming position of the image forming system to selectively convert the polarization direction of a part of entering light; and a projecting device which projects the light from the polarized light emitting unit.

摘要翻译： 投影仪包括：发光的光源; 光调制装置，根据图像信息调制从光源发出的光; 图像形成系统，其形成与由所述光调制装置的光调制装置形成的由所述光调制装置在图像形成位置调制的调制光对应的图像; 偏振光发射单元，设置在图像形成系统的图像形成位置，以选择性地转换入射光的一部分的偏振方向; 以及投影装置，其投影来自偏振光发射单元的光。

公开(公告)号：US08083358B2

公开(公告)日：2011-12-27

申请号：US13083862

申请日：2011-04-11

申请人： Yasunaga Miyazawa

发明人： Yasunaga Miyazawa

IPC分类号： G03B21/14

CPC分类号： G03B33/08 ,  G03B21/2066

摘要： A projector, includes: an illumination device that radiates plural colors of light in a time-sharing manner; a reflective optical modulator that forms, based on input image information, an optical image for each of the plural colors of light radiated from the illumination device in a time-sharing manner; a projection optical device that projects the optical images of the plural colors of light formed by the reflective optical modulator; and a controller that controls the illumination device and the reflective optical modulator, the controller including: an image information analyzer that analyzes the input image information; and an illumination time controller that dynamically changes and controls illumination time of the plural colors of light by the illumination device based on an analysis result by the image information analyzer.

摘要翻译： 一种投影仪，包括：以分时方式照射多种颜色的光的照明装置; 基于输入图像信息，以分时方式形成从照明装置照射的多种颜色的光的光学图像的反射型光学调制器; 投影光学装置，其投影由所述反射型光学调制器形成的多种颜色的光的光学图像; 以及控制器，其控制所述照明装置和所述反射型光调制器，所述控制器包括：分析所述输入图像信息的图像信息分析器; 以及照明时间控制器，其基于图像信息分析器的分析结果动态地改变和控制照明装置的多种颜色的光的照明时间。

公开(公告)号：US20110193893A1

公开(公告)日：2011-08-11

申请号：US13083862

申请日：2011-04-11

申请人： Yasunaga MIYAZAWA

发明人： Yasunaga MIYAZAWA

IPC分类号： G09G5/10 ,  G03B21/14

CPC分类号： G03B33/08 ,  G03B21/2066

摘要： A projector, includes: an illumination device that radiates plural colors of light in a time-sharing manner; a reflective optical modulator that forms, based on input image information, an optical image for each of the plural colors of light radiated from the illumination device in a time-sharing manner; a projection optical device that projects the optical images of the plural colors of light formed by the reflective optical modulator; and a controller that controls the illumination device and the reflective optical modulator, the controller including: an image information analyzer that analyzes the input image information; and an illumination time controller that dynamically changes and controls illumination time of the plural colors of light by the illumination device based on an analysis result by the image information analyzer.

摘要翻译： 一种投影仪，包括：以分时方式照射多种颜色的光的照明装置; 基于输入图像信息，以分时方式形成从照明装置照射的多种颜色的光的光学图像的反射型光学调制器; 投影光学装置，其投影由所述反射型光学调制器形成的多种颜色的光的光学图像; 以及控制器，其控制所述照明装置和所述反射型光调制器，所述控制器包括：分析所述输入图像信息的图像信息分析器; 以及照明时间控制器，其基于图像信息分析器的分析结果动态地改变和控制照明装置的多种颜色的光的照明时间。

公开(公告)号：US07926957B2

公开(公告)日：2011-04-19

申请号：US12504111

申请日：2009-07-16

申请人： Yasunaga Miyazawa ,  Hiroshi Hasegawa

发明人： Yasunaga Miyazawa ,  Hiroshi Hasegawa

IPC分类号： G03B21/26 ,  H04N3/22 ,  H04N3/12

CPC分类号： G03B37/04 ,  G03B21/10 ,  G03B21/2033 ,  G03B21/28 ,  H04N9/3147 ,  H04N9/3185 ,  H04N9/3194

摘要： A multi projection display includes a plurality of projector units to modulate light from an LED light source according to image information to project, a unit image information generating unit to generate unit image information to be inputted to each of the plurality of projector units, and a unit image information correcting unit to correct the unit image information based on a result of capturing projection images projected onto a transmissive screen. For this reason, a shutter, which results in complicating the construction, is not needed and further it is possible to further reduce the adjustment time.

摘要翻译： 多投影显示器包括多个投影仪单元，用于根据要投影的图像信息调制来自LED光源的光;单位图像信息生成单元，生成要输入到多个投影仪单元中的每一个的单位图像信息;以及 单位图像信息校正单元，用于基于投影到透射屏幕上的投影图像的捕获结果来校正单位图像信息。 为此，不需要导致结构复杂化的快门，并且进一步可以进一步减少调整时间。

公开(公告)号：US07918560B2

公开(公告)日：2011-04-05

申请号：US12050570

申请日：2008-03-18

申请人： Yasunaga Miyazawa

发明人： Yasunaga Miyazawa

IPC分类号： H04N9/31

CPC分类号： G03B33/12 ,  G03B21/2073

摘要： A projector includes an illuminator; a first image formation unit including a first optical unit having a light modulation element that modulates the light from the illuminator, the first image formation unit using the first optical unit to output first image light; a second image formation unit including a second optical unit having a light modulation element that modulates the light from the illuminator, the second image formation unit using the second optical unit to output second image light; a polarization combining system that combines the first image light outputted from the first image formation unit and the second image light outputted from the second image formation unit; a projection system that projects the image light combined by the polarization combining system; projection position adjusters that optically adjust the projection positions of the light modulation elements on a projection surface; and a pixel value generator that generates the pixel value for each pixel contained in the light modulation elements, the projection positions of which have been adjusted by the projection position adjusters, based on the projection position of the light from the pixel.

摘要翻译： 投影仪包括照明器; 第一图像形成单元，包括具有调制来自照明器的光的光调制元件的第一光学单元，使用第一光学单元输出第一图像光的第一图像形成单元; 第二图像形成单元，包括具有调制来自照明器的光的光调制元件的第二光学单元，使用第二光学单元输出第二图像光的第二图像形成单元; 组合从第一图像形成单元输出的第一图像光和从第二图像形成单元输出的第二图像光的偏振组合系统; 投影系统，投影由偏振组合系统组合的图像光; 投影位置调节器，其在投影表面上光调节光调制元件的投影位置; 以及像素值发生器，其基于来自像素的光的投影位置，生成包含在光调制元件中的每个像素的像素值，投影位置已由投影位置调整器调整。

公开(公告)号：US07872216B2

公开(公告)日：2011-01-18

申请号：US12121313

申请日：2008-05-15

申请人： Yasunaga Miyazawa

发明人： Yasunaga Miyazawa

IPC分类号： H01L27/00

CPC分类号： H04N9/3167 ,  G03B21/005 ,  G03B33/12

摘要： A projector includes a first image formation unit including a first color separation system, first to third light modulation elements, and a first color combining system; a second image formation unit including a second color separation system, fourth to sixth light modulation elements, and a second color combining system; a polarization combining system that combines an image light beam outputted from the first image formation unit and an image light beam outputted from the second image formation unit; and a projection system that projects the image light beam that has been combined in the polarization combining system.

摘要翻译： 投影仪包括：第一图像形成单元，包括第一颜色分离系统，第一至第三光调制元件和第一颜色组合系统; 第二图像形成单元，包括第二分色系统，第四至第六光调制元件和第二颜色合成系统; 组合从第一图像形成单元输出的图像光束和从第二图像形成单元输出的图像光束的偏振合成系统; 以及投射已经组合在偏振合成系统中的图像光束的投影系统。

公开(公告)号：US20100328552A1

公开(公告)日：2010-12-30

申请号：US12876766

申请日：2010-09-07

申请人： Yasunaga MIYAZAWA ,  Hiroshi HASEGAWA

发明人： Yasunaga MIYAZAWA ,  Hiroshi HASEGAWA

IPC分类号： H04N9/31 ,  G02B26/08

CPC分类号： G02B26/0833 ,  H04N9/315 ,  H04N9/3197

摘要： Exemplary embodiments provide a projection-type display apparatus, which can address or realize a reduction in weight and size, a reduction in power consumption, and a reduction in noise, and address or realize a reduction in price, and a control method for the projection-type display apparatus, as well as a control program for the projection-type display apparatus. The projection-type display apparatus includes a solid-state light source that emits light, a mirror device that controls an emitting direction of the incident light to thereby subject the incident light to temporal modulation, and a projecting device that projects the modulated light.

摘要翻译： 示例性实施例提供了一种投影型显示装置，其可以解决或实现重量和尺寸的减小，功率消耗的降低和噪声的降低，并且解决或实现价格的降低，以及用于投影的控制方法 型显示装置，以及投影型显示装置的控制程序。 投影型显示装置包括发光的固态光源，控制入射光的发射方向以使入射光进行时间调制的反射镜装置，以及突出调制光的投影装置。

公开(公告)号：US07841722B2

公开(公告)日：2010-11-30

申请号：US11672399

申请日：2007-02-07

申请人： Yasunaga Miyazawa ,  Mitsuhiro Inazumi ,  Toshiki Fujimori

发明人： Yasunaga Miyazawa ,  Mitsuhiro Inazumi ,  Toshiki Fujimori

IPC分类号： G03B21/14 ,  H04N7/00 ,  G06K9/40 ,  G06K9/03

CPC分类号： H04N9/3182

摘要： A projection system includes an image processing apparatus, a projector having an optical modulation element and a projection optical apparatus, and a digital communication unit. The image processing apparatus performs a projector correction process to generate first correction processed image data and an original display correction process to generate a second correction processed image data and generates difference data for a difference between the first correction processed image data and the second correction processed image data, and transmits the difference data to the projector through the digital communication unit. The projector performs the projector correction process on the image data to generate the first correction processed image data and a correction process based on the difference data on the first correction processed image data to generate the second correction processed image data, and controls the optical modulation element based on the second correction processed image data.

摘要翻译： 投影系统包括图像处理装置，具有光调制元件的投影仪和投影光学装置以及数字通信单元。 图像处理装置执行投影仪校正处理以产生第一校正处理图像数据和原始显示校正处理，以生成第二校正处理图像数据，并且生成用于第一校正处理图像数据和第二校正处理图像之间的差的差分数据 数据，并通过数字通信单元将差分数据发送到投影仪。 投影仪对图像数据执行投影仪校正处理，以基于第一校正处理图像数据上的差异数据生成第一校正处理图像数据和校正处理，以生成第二校正处理图像数据，并且控制光调制元件 基于第二校正处理后的图像数据。