发明名称 |
Coordinate positioning system and method with in-the-air positioning function |
摘要 |
A coordinate positioning system with in-the-air positioning function includes an illuminator and an image sensor. The illuminator produces a directional light. The image sensor receives the directional light produced by the illuminator and produces an image corresponding to the directional light to accordingly analyze the image and obtain a rotating angle corresponding to the directional light. |
申请公布号 |
US8159459(B2) |
申请公布日期 |
2012.04.17 |
申请号 |
US20080222677 |
申请日期 |
2008.08.14 |
申请人 |
CHEN LI-MING;SUNPLUS MMEDIA INC. |
发明人 |
CHEN LI-MING |
分类号 |
G06F3/033 |
主分类号 |
G06F3/033 |
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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