发明名称 |
User input device with optical tracking engine that operates through transparent substrate |
摘要 |
A user input device for use with a computing device is provided. The user input device may include a housing with a bottom portion including a substrate that includes a transparent portion. The user input device may further include an optical tracking engine mounted in the housing proximate the substrate and being configured to transmit and/or detect light for tracking movement of the user input device through the transparent portion of the substrate.
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申请公布号 |
US8451226(B2) |
申请公布日期 |
2013.05.28 |
申请号 |
US20070955412 |
申请日期 |
2007.12.13 |
申请人 |
BOHN DAVID D;LARSEN GLEN C;MICROSOFT CORPORATION |
发明人 |
BOHN DAVID D;LARSEN GLEN C |
分类号 |
G06F3/033;G06F3/03;G06F3/041;G09G5/08 |
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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