发明名称 |
Color wheel module for a projection apparatus |
摘要 |
A color wheel module includes a color wheel having a side face defining a plurality of color regions and a detection region, a light source for emitting light beams toward the side face of the color wheel and a light detection device for detecting the light beams from the color regions and the detection region in order to locate position of the color regions and the detection region.
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申请公布号 |
US7802889(B2) |
申请公布日期 |
2010.09.28 |
申请号 |
US20060541608 |
申请日期 |
2006.10.03 |
申请人 |
YOUNG OPTICS INC. |
发明人 |
LIAO LONG-SHENG;CHEN SUNG-NAN;CHEN YI-HSUEH |
分类号 |
H04N9/12;G02B5/22;G03B21/14 |
主分类号 |
H04N9/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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