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1. 发明申请

US20050083490A1 Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same 有权
标题翻译：液晶投影机，投影镜头单元，光学单元和冷却系统相同
公开(公告)号：US20050083490A1
公开(公告)日：2005-04-21
申请号：US10972448
申请日：2004-10-26
申请人： Nobuhiko Konuma , Hidetomo Yoshimura , Seiichi Sekiguchi , Mikiharu Kuwata , Masaharu Deguchi , Takashi Kakuda , Yutaka Matsuda , Takuya Shiaki , Futoshi Yamasaki , Atsushi Ishibashi , Koichi Umezawa , Takeshi Hoshino , Shigehisa Hagura , Makoto Fukatsu , Nobuyuki Kaku , Kenji Fuse , Satoshi Ohuchi , Tomohiro Miyoshi , Naohiro Ozawa , Masahiko Yatsu , Yasuo Otsuka , Takesuke Maruyama
发明人： Nobuhiko Konuma , Hidetomo Yoshimura , Seiichi Sekiguchi , Mikiharu Kuwata , Masaharu Deguchi , Takashi Kakuda , Yutaka Matsuda , Takuya Shiaki , Futoshi Yamasaki , Atsushi Ishibashi , Koichi Umezawa , Takeshi Hoshino , Shigehisa Hagura , Makoto Fukatsu , Nobuyuki Kaku , Kenji Fuse , Satoshi Ohuchi , Tomohiro Miyoshi , Naohiro Ozawa , Masahiko Yatsu , Yasuo Otsuka , Takesuke Maruyama
IPC分类号： G03B21/16
CPC分类号： G03B21/16
摘要： A liquid crystal projector comprises an illuminating optical system including a light source, a color separating optical system for separating illuminating light rays emitted by the illuminating optical system into light rays of three colors, a projection lens unit comprising a projection lens, a cross dichroic prism disposed near a light receiving end of the projection lens, and a plurality of liquid crystal panels arranged around the cross dichroic prism, and a light source power supply for supplying power to the light source. The projection lens unit, the color separating optical system, the illuminating optical system and the light source power supply are arranged in that order. The liquid crystal projector has an outside size in a horizontal plane of 263 mm by 318 mm or below. The liquid crystal panels have a display screen size of 0.9 in. A cooling fan for cooling the plurality of liquid crystal panels is disposed beside the projection lens.
摘要翻译：一种液晶投影仪，包括：照明光学系统，包括光源;分离光学系统，用于将照明光学系统发射的照射光分离为三种光线;投影透镜单元，包括投影透镜，十字分色棱镜设置在投影透镜的光接收端附近，以及配置在十字分色棱镜周围的多个液晶面板，以及用于向光源供电的光源电源。投影透镜单元，分色光学系统，照明光学系统和光源电源按顺序排列。液晶投影仪的外形尺寸为263mm×318mm以下的水平面。液晶面板的显示屏尺寸为0.9英寸。用于冷却多个液晶面板的冷却风扇设置在投影透镜旁边。

2. 发明授权

US07152978B2 Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same 有权
公开(公告)号：US07152978B2
公开(公告)日：2006-12-26
申请号：US10972448
申请日：2004-10-26
申请人： Nobuhiko Konuma , Hidetomo Yoshimura , Seiichi Sekiguchi , Mikiharu Kuwata , Masaharu Deguchi , Takashi Kakuda , Yutaka Matsuda , Takuya Shiaki , Futoshi Yamasaki , Atsushi Ishibashi , Koichi Umezawa , Takeshi Hoshino , Shigehisa Hagura , Makoto Fukatsu , Nobuyuki Kaku , Kenji Fuse , Satoshi Ohuchi , Tomohiro Miyoshi , Naohiro Ozawa , Masahiko Yatsu , Yasuo Otsuka , Takesuke Maruyama
发明人： Nobuhiko Konuma , Hidetomo Yoshimura , Seiichi Sekiguchi , Mikiharu Kuwata , Masaharu Deguchi , Takashi Kakuda , Yutaka Matsuda , Takuya Shiaki , Futoshi Yamasaki , Atsushi Ishibashi , Koichi Umezawa , Takeshi Hoshino , Shigehisa Hagura , Makoto Fukatsu , Nobuyuki Kaku , Kenji Fuse , Satoshi Ohuchi , Tomohiro Miyoshi , Naohiro Ozawa , Masahiko Yatsu , Yasuo Otsuka , Takesuke Maruyama
IPC分类号： G03B21/16
CPC分类号： G03B21/16
摘要： A liquid crystal projector comprises an illuminating optical system including a light source, a color separating optical system for separating illuminating light rays emitted by the illuminating optical system into light rays of three colors, a projection lens unit comprising a projection lens, a cross dichroic prism disposed near a light receiving end of the projection lens, and a plurality of liquid crystal panels arranged around the cross dichroic prism, and a light source power supply for supplying power to the light source. The projection lens unit, the color separating optical system, the illuminating optical system and the light source power supply are arranged in that order. The liquid crystal projector has an outside size in a horizontal plane of 263 mm by 318 mm or below. The liquid crystal panels have a display screen size of 0.9 in. A cooling fan for cooling the plurality of liquid crystal panels is disposed beside the projection lens.

3. 发明授权

US06824273B2 Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same 有权
标题翻译：液晶投影机，投影镜头单元，光学单元和冷却系统相同
公开(公告)号：US06824273B2
公开(公告)日：2004-11-30
申请号：US10422952
申请日：2003-04-25
申请人： Nobuhiko Konuma , Hidetomo Yoshimura , Seiichi Sekiguchi , Mikiharu Kuwata , Masaharu Deguchi , Takashi Kakuda , Yutaka Matsuda , Takuya Shiaki , Futoshi Yamasaki , Atsushi Ishibashi , Koichi Umezawa , Takeshi Hoshino , Shigehisa Hagura , Makoto Fukatsu , Nobuyuki Kaku , Kenji Fuse , Satoshi Ohuchi , Tomohiro Miyoshi , Naohiro Ozawa , Masahiko Yatsu , Yasuo Otsuka , Takesuke Maruyama
发明人： Nobuhiko Konuma , Hidetomo Yoshimura , Seiichi Sekiguchi , Mikiharu Kuwata , Masaharu Deguchi , Takashi Kakuda , Yutaka Matsuda , Takuya Shiaki , Futoshi Yamasaki , Atsushi Ishibashi , Koichi Umezawa , Takeshi Hoshino , Shigehisa Hagura , Makoto Fukatsu , Nobuyuki Kaku , Kenji Fuse , Satoshi Ohuchi , Tomohiro Miyoshi , Naohiro Ozawa , Masahiko Yatsu , Yasuo Otsuka , Takesuke Maruyama
IPC分类号： G03B2116
CPC分类号： G03B21/16
摘要： A liquid crystal projector comprises an illuminating optical system including a light source, a color separating optical system for separating illuminating light rays emitted by the illuminating optical system into light rays of three colors, a projection lens unit comprising a projection lens, a cross dichroic prism disposed near a light receiving end of the projection lens, and a plurality of liquid crystal panels arranged around the cross dichroic prism, and a light source power supply for supplying power to the light source. The projection lens unit, the color separating optical system, the illuminating optical system and the light source power supply are arranged in that order. The liquid crystal projector has an outside size in a horizontal plane of 263 mm by 318 mm or below. The liquid crystal panels have a display screen size of 0.9 in. A cooling fan for cooling the plurality of liquid crystal panels is disposed beside the projection lens.
摘要翻译：一种液晶投影仪，包括：照明光学系统，包括光源;分离光学系统，用于将照明光学系统发射的照射光分离为三种光线;投影透镜单元，包括投影透镜，十字分色棱镜设置在投影透镜的光接收端附近，以及配置在十字分色棱镜周围的多个液晶面板，以及用于向光源供电的光源电源。投影透镜单元，分色光学系统，照明光学系统和光源电源按顺序排列。液晶投影仪的外形尺寸为263mm×318mm以下的水平面。液晶面板的显示屏尺寸为0.9英寸。用于冷却多个液晶面板的冷却风扇设置在投影透镜旁边。

4. 发明授权

US06783245B2 Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same 有权
公开(公告)号：US06783245B2
公开(公告)日：2004-08-31
申请号：US09791702
申请日：2001-02-26
申请人： Nobuhiko Konuma , Hidetomo Yoshimura , Seiichi Sekiguchi , Mikiharu Kuwata , Masaharu Deguchi , Takashi Kakuda , Yutaka Matsuda , Takuya Shiaki , Futoshi Yamasaki , Atsushi Ishibashi , Koichi Umezawa , Takeshi Hoshino , Shigehisa Hagura , Makoto Fukatsu , Nobuyuki Kaku , Kenji Fuse , Satoshi Ohuchi , Tomohiro Miyoshi , Naohiro Ozawa , Masahiko Yatsu , Yasuo Otsuka , Takesuke Maruyama
发明人： Nobuhiko Konuma , Hidetomo Yoshimura , Seiichi Sekiguchi , Mikiharu Kuwata , Masaharu Deguchi , Takashi Kakuda , Yutaka Matsuda , Takuya Shiaki , Futoshi Yamasaki , Atsushi Ishibashi , Koichi Umezawa , Takeshi Hoshino , Shigehisa Hagura , Makoto Fukatsu , Nobuyuki Kaku , Kenji Fuse , Satoshi Ohuchi , Tomohiro Miyoshi , Naohiro Ozawa , Masahiko Yatsu , Yasuo Otsuka , Takesuke Maruyama
IPC分类号： G03B2116
CPC分类号： G03B21/16
摘要： A liquid crystal projector comprises an illuminating optical system including a light source, a color separating optical system for separating illuminating light rays emitted by the illuminating optical system into light rays of three colors, a projection lens unit comprising a projection lens, a cross dichroic prism disposed near a light receiving end of the projection lens, and a plurality of liquid crystal panels arranged around the cross dichroic prism, and a light source power supply for supplying power to the light source. The projection lens unit, the color separating optical system, the illuminating optical system and the light source power supply are arranged in that order. The liquid crystal projector has an outside size in a horizontal plane of 263 mm by 318 mm or below. The liquid crystal panels have a display screen size of 0.9 in. A cooling fan for cooling the plurality of liquid crystal panels is disposed beside the projection lens.

5. 发明授权

US06290360B1 Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same 有权
公开(公告)号：US06290360B1
公开(公告)日：2001-09-18
申请号：US09195900
申请日：1998-11-19
申请人： Nobuhiko Konuma , Hidetomo Yoshimura , Seiichi Sekiguchi , Mikiharu Kuwata , Masaharu Deguchi , Takashi Kakuda , Yutaka Matsuda , Takuya Shiaki , Futoshi Yamasaki , Atsushi Ishibashi , Koichi Umezawa , Takeshi Hoshino , Shigehisa Hagura , Makoto Fukatsu , Nobuyuki Kaku , Kenji Fuse , Satoshi Ohuchi , Tomohiro Miyoshi , Naohiro Ozawa , Masahiko Yatsu , Yasuo Otsuka , Takesuke Maruyama
发明人： Nobuhiko Konuma , Hidetomo Yoshimura , Seiichi Sekiguchi , Mikiharu Kuwata , Masaharu Deguchi , Takashi Kakuda , Yutaka Matsuda , Takuya Shiaki , Futoshi Yamasaki , Atsushi Ishibashi , Koichi Umezawa , Takeshi Hoshino , Shigehisa Hagura , Makoto Fukatsu , Nobuyuki Kaku , Kenji Fuse , Satoshi Ohuchi , Tomohiro Miyoshi , Naohiro Ozawa , Masahiko Yatsu , Yasuo Otsuka , Takesuke Maruyama
IPC分类号： G03B2116
CPC分类号： G03B21/16
摘要： A liquid crystal projector comprises an illuminating optical system including a light source, a color separating optical system for separating illuminating light rays emitted by the illuminating optical system into light rays of three colors, a projection lens unit comprising a projection lens, a cross dichroic prism disposed near a light receiving end of the projection lens, and a plurality of liquid crystal panels arranged around the cross dichroic prism, and a light source power supply for supplying power to the light source. The projection lens unit, the color separating optical system, the illuminating optical system and the light source power supply are arranged in that order. The liquid crystal projector has an outside size in a horizontal plane of 263 mm by 318 mm or below. The liquid crystal panels have a display screen size of 0.9 in. A cooling fan for cooling the plurality of liquid crystal panels is disposed beside the projection lens.

6. 发明授权

US06416182B1 Projection type liquid crystal display device 有权
标题翻译：投影式液晶显示装置
公开(公告)号：US06416182B1
公开(公告)日：2002-07-09
申请号：US09547641
申请日：2000-04-12
申请人： Takashi Kakuda , Satoshi Ouchi , Masahiko Yatsu , Naohiro Ozawa , Yutaka Matsuda , Takuya Shiaki
发明人： Takashi Kakuda , Satoshi Ouchi , Masahiko Yatsu , Naohiro Ozawa , Yutaka Matsuda , Takuya Shiaki
IPC分类号： G03B2114
CPC分类号： G02F1/13362 , G02B27/283 , H04N9/3105 , H04N9/3167
摘要： A projection type liquid crystal display device, including: irradiation means having a function of irradiating light emitted from a light source upon an irradiated surface; a liquid crystal display element for modulating the light; and projection means for projecting the light emitted from said liquid crystal display element, wherein said irradiation means comprises: at least one reflection mirror; a polarization beam splitter for dividing the light from the light source into P polarization light and S polarization light; a &lgr;/2 phase shifting plate for rotating a direction of polarization of either one of the P polarization and S polarization lights; polarization means being constructed with a reflection mirror for reflecting either one of the P polarization and S polarization lights; a first lens array being constructed with a plurality of condenser lenses, for collecting the light emitted from said polarization means so as to form a plurality of secondary light source images; and a second lens array being constructed with a plurality of condenser lenses and positioned in vicinity of where the plurality of secondary light source images are formed.
摘要翻译：一种投影型液晶显示装置，包括：照射装置，具有将从光源发射的光照射到被照射的表面上的功能; 用于调制光的液晶显示元件; 以及用于投影从所述液晶显示元件发射的光的投影装置，其中所述照射装置包括：至少一个反射镜; 用于将来自光源的光分为P偏振光和S偏振光的偏振分束器; 用于旋转P偏振和S偏振光中的任一个的偏振方向的羔羊/ 2相移板; 偏振装置由反射镜构成，用于反射P偏振和S偏振光中的任一个; 第一透镜阵列由多个聚光透镜构成，用于收集从所述偏振装置发出的光，以便形成多个次级光源图像; 以及第二透镜阵列，其由多个聚光透镜构成，并且位于形成所述多个次级光源图像的附近。

7. 发明授权

US06307601B1 Projection type liquid crystal display device 失效
公开(公告)号：US06307601B1
公开(公告)日：2001-10-23
申请号：US08865085
申请日：1997-05-29
申请人： Takashi Kakuda , Masaharu Deguchi , Futoshi Yamasaki , Takesuke Maruyama , Naohiro Konuma , Yutaka Matsuda
发明人： Takashi Kakuda , Masaharu Deguchi , Futoshi Yamasaki , Takesuke Maruyama , Naohiro Konuma , Yutaka Matsuda
IPC分类号： G02F11335
CPC分类号： H04N9/315 , G02B27/0927 , G02B27/0961 , G02B27/0983 , H04N5/7441 , H04N9/3105
摘要： A projection type liquid crystal display device using liquid crystal display elements, which has a light source; illumination optics having a function of irradiating a plane to be irradiated with light emitted by the light source; and liquid crystal display elements modulating light; projection optics for projecting light exiting from the liquid crystal display elements; wherein the illumination optics include at least an elliptic mirror and a spherical mirror, and the illumination optics include further a first lens array and a second lens array, in which a plurality of lenses are arranged perpendicularly to an optical axis, from the light source side; and a condenser lens for irradiating the liquid crystal display elements with light after exit from the second lens array with a high efficiency. In this way it is possible to realize a bright projection type liquid crystal display device having a small size and a good image quality performance.

8. 发明授权

US06351295B2 Projection type liquid crystal display device 失效
标题翻译：投影式液晶显示装置
公开(公告)号：US06351295B2
公开(公告)日：2002-02-26
申请号：US09727541
申请日：2000-12-04
申请人： Takashi Kakuda , Masaharu Deguchi , Futoshi Yamasaki , Takesuke Maruyama , Naohiro Konuma , Yutaka Matsuda
发明人： Takashi Kakuda , Masaharu Deguchi , Futoshi Yamasaki , Takesuke Maruyama , Naohiro Konuma , Yutaka Matsuda
IPC分类号： G02F11335
CPC分类号： H04N9/315 , G02B27/0927 , G02B27/0961 , G02B27/0983 , H04N5/7441 , H04N9/3105
摘要： A projection type liquid crystal display device using liquid crystal display elements, which has a light source; illumination optics having a function of irradiating a plane to be irradiated with light emitted by the light source; and liquid crystal display elements modulating light; projection optics for projecting light exiting from the liquid crystal display elements; wherein the illumination optics include at least an elliptic mirror and a spherical mirror, and the illumination optics include further a first lens array and a second lens array, in which a plurality of lenses are arranged perpendicularly to an optical axis, from the light source side; and a condenser lens for irradiating the liquid crystal display elements with light after exit from the second lens array with a high efficiency. In this way it is possible to realize a bright projection type liquid crystal display device having a small size and a good image quality performance.
摘要翻译：一种使用具有光源的液晶显示元件的投影型液晶显示装置; 具有照射由光源发出的光照射平面的功能的照明光学元件; 和调制光的液晶显示元件; 用于投射从液晶显示元件出射的光的投影光学元件; 其中所述照明光学器件至少包括椭圆镜和球面镜，并且所述照明光学器件还包括第一透镜阵列和第二透镜阵列，其中多个透镜垂直于光轴布置在所述光源侧 ; 以及聚光透镜，用于以高效率从第二透镜阵列出射之后用光照射液晶显示元件。以这种方式，可以实现具有小尺寸和良好图像质量性能的亮投影型液晶显示装置。

9. 发明授权

US06062695A Projection type liquid crystal display device 失效
标题翻译：投影式液晶显示装置
公开(公告)号：US06062695A
公开(公告)日：2000-05-16
申请号：US88838
申请日：1998-06-02
申请人： Takashi Kakuda , Satoshi Ouchi , Masahiko Yatsu , Naohiro Ozawa , Yutaka Matsuda , Takuya Shiaki
发明人： Takashi Kakuda , Satoshi Ouchi , Masahiko Yatsu , Naohiro Ozawa , Yutaka Matsuda , Takuya Shiaki
IPC分类号： G02F1/13 , G02B27/28 , G02F1/1335 , G02F1/13357 , G02F1/13363 , H04N9/31 , G03B21/14
CPC分类号： G02F1/13362 , G02B27/283 , H04N9/3105 , H04N9/3167
摘要： A projection type liquid crystal display device, including: irradiation means having a function of irradiating light emitted from a light source upon an irradiated surface; a liquid crystal display element for modulating the light; and projection means for projecting the light emitted from said liquid crystal display element, wherein said irradiation means comprises: at least one reflection mirror; a polarization beam splitter for dividing the light from the light source into P polarization light and S polarization light; a .lambda./2 phase shifting plate for rotating a direction of polarization of either one of the P polarization and S polarization lights; polarization means being constructed with a reflection mirror for reflecting either one of the P polarization and S polarization lights; a first lens array being constructed with a plurality of condenser lenses, for collecting the light emitted from said polarization means so as to form a plurality of secondary light source images; and a second lens array being constructed with a plurality of condenser lenses and positioned in vicinity of where the plurality of secondary light source images are formed.
摘要翻译：一种投影型液晶显示装置，包括：照射装置，具有将从光源发射的光照射到被照射的表面上的功能; 用于调制光的液晶显示元件; 以及用于投影从所述液晶显示元件发射的光的投影装置，其中所述照射装置包括：至少一个反射镜; 用于将来自光源的光分为P偏振光和S偏振光的偏振分束器; 用于旋转P偏振和S偏振光中的任一个的偏振方向的λ/ 2移相板; 偏振装置由反射镜构成，用于反射P偏振和S偏振光中的任一个; 第一透镜阵列由多个聚光透镜构成，用于收集从所述偏振装置发出的光，以便形成多个次级光源图像; 以及第二透镜阵列，其由多个聚光透镜构成，并且位于形成所述多个次级光源图像的附近。

10. 发明授权

US06238050B1 Liquid crystal projector 有权
标题翻译：液晶投影仪
公开(公告)号：US06238050B1
公开(公告)日：2001-05-29
申请号：US09495002
申请日：2000-01-31
申请人： Nobuhiro Konuma , Yutaka Matsuda , Masaharu Deguchi , Hisao Inage , Takashi Kakuda
发明人： Nobuhiro Konuma , Yutaka Matsuda , Masaharu Deguchi , Hisao Inage , Takashi Kakuda
IPC分类号： G03B2116
CPC分类号： H04N9/3144 , G03B21/16
摘要： A liquid crystal projector, having a configuration in which an exhaust fan is arranged adjacently to a projection lens at an angle to the optical axis of the projection lens, a configuration including a plurality of tilted wind-directing plates, a configuration in which the arrangement of a first reflection mirror, a first lens array, a light source and the exhaust fan is substantially parallel and adjacent to the arrangement of the projection lens, a dichroic prism and a second dichroic mirror, and/or a configuration in which the lens array has the incident surface thereof made of a concave lens.
摘要翻译：一种液晶投影机，具有排气风扇与投影透镜相对于投影透镜的光轴成一角度配置的结构，包括多个倾斜的导风板的结构，第一反射镜，第一透镜阵列，光源和排气扇基本上平行并邻近投影透镜，二向色棱镜和第二分色镜的布置，和/或其中透镜阵列其入射表面由凹透镜制成。

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