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公开(公告)号:US07329004B2
公开(公告)日:2008-02-12
申请号:US11197414
申请日:2005-08-05
申请人: Kazuhiro Arai , Syoichi Yoshii
发明人: Kazuhiro Arai , Syoichi Yoshii
摘要: A rear projection display device improves the brightness by improving the utilization efficiency of image light projected to a screen from slantly below. At least a green component of the image light is P-polarized to the screen (7). Therefore, reflection of light on the screen (7) is reduced.
摘要翻译: 背投显示装置通过提高从下方向投影到屏幕的图像光的利用效率来提高亮度。 图像光的至少绿色分量对于屏幕(7)P极化。 因此,减少了屏幕(7)上的光的反射。
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公开(公告)号:US20060038963A1
公开(公告)日:2006-02-23
申请号:US11197414
申请日:2005-08-05
申请人: Kazuhiro Arai , Syoichi Yoshii
发明人: Kazuhiro Arai , Syoichi Yoshii
IPC分类号: G03B21/22
摘要: A rear projection display device improves the brightness by improving the utilization efficiency of image light projected to a screen from slantly below. At least a green component of the image light is P-polarized to the screen (7). Therefore, reflection of light on the screen (7) is reduced.
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公开(公告)号:US07264357B2
公开(公告)日:2007-09-04
申请号:US11500403
申请日:2006-08-08
申请人: Kazuhiro Arai , Syoichi Yoshii
发明人: Kazuhiro Arai , Syoichi Yoshii
摘要: A rear projection display device improves the brightness by improving the utilization efficiency of image light projected to a screen from slantly below. At least a green component of the image light is P-polarized to the screen (7). Therefore, reflection of light on the screen (7) is reduced.
摘要翻译: 背投显示装置通过提高从下方向投影到屏幕的图像光的利用效率来提高亮度。 图像光的至少绿色分量对于屏幕(7)P极化。 因此,减少了屏幕(7)上的光的反射。
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公开(公告)号:US06981771B1
公开(公告)日:2006-01-03
申请号:US09608067
申请日:2000-06-30
申请人: Kazuhiro Arai , Syoichi Yoshii
发明人: Kazuhiro Arai , Syoichi Yoshii
IPC分类号: G03B21/22 , G03B21/28 , G03B21/14 , G03B21/56 , G02F1/1335
摘要: A rear projection display device improves the brightness by improving the utilization efficiency of image light projected to a screen from slantly below. At least a green component of the image light is P-polarized to the screen (7). Therefore, reflection of light on the screen (7) is reduced.
摘要翻译: 背投显示装置通过提高从下方向投影到屏幕的图像光的利用效率来提高亮度。 图像光的至少绿色分量对于屏幕(7)P极化。 因此,减少了屏幕(7)上的光的反射。
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公开(公告)号:US20060285082A1
公开(公告)日:2006-12-21
申请号:US11500403
申请日:2006-08-08
申请人: Kazuhiro Arai , Syoichi Yoshii
发明人: Kazuhiro Arai , Syoichi Yoshii
IPC分类号: G03B21/28
摘要: A rear projection display device improves the brightness by improving the utilization efficiency of image light projected to a screen from slantly below. At least a green component of the image light is P-polarized to the screen (7). Therefore, reflection of light on the screen (7) is reduced.
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公开(公告)号:US06752500B1
公开(公告)日:2004-06-22
申请号:US10048449
申请日:2002-02-04
IPC分类号: G03B2128
CPC分类号: G02B17/0657 , G03B21/10 , H04N5/7408 , H04N9/3141
摘要: A rear projection display device capable of reducing the depth of a display device itself, comprising an optical engine, first, second, third reflective mirrors arranged at such positions as to be easily held integrally with each other, a fourth reflective mirror, a plane reflective mirror for turn-back of light flux, and a screen.
摘要翻译: 一种能够减少显示装置本身深度的背投显示装置,包括光学引擎,布置在彼此容易地保持一体的位置处的第一,第二,第三反射镜,第四反射镜,反射面 用于光通量反转的镜子和一个屏幕。
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