发明名称 |
Pointing device with light source for providing visible light through a moveable puck |
摘要 |
A pointing device includes a base surface. The pointing device includes a moveable puck confined to move over the base surface within a puck field of motion. The pointing device includes a position detector for identifying a position of the puck. The pointing device includes a first light source for providing visible light through the puck.
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申请公布号 |
US2006132436(A1) |
申请公布日期 |
2006.06.22 |
申请号 |
US20040017270 |
申请日期 |
2004.12.20 |
申请人 |
WENSTRAND JOHN S;SAFAI MAX |
发明人 |
WENSTRAND JOHN S.;SAFAI MAX |
分类号 |
G09G5/08 |
主分类号 |
G09G5/08 |
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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