| 发明名称 |
Loss prevention system for portable electronic devices |
| 摘要 |
A PDA protection system alerts a user of a PDA that the PDA is spaced apart from the user by distance exceeding a predetermined threshold. The PDA protection system contains a transmitting apparatus that provides a signal, and a receiving apparatus that receives the signal, to determine whether the PDA has been forgotten.
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| 申请公布号 |
US2003043036(A1) |
申请公布日期 |
2003.03.06 |
| 申请号 |
US20010946793 |
申请日期 |
2001.09.04 |
| 申请人 |
ACCO BRANDS, INC. |
发明人 |
MERREM RALPH;CAVACUITI JOHN |
| 分类号 |
G08B13/14;(IPC1-7):G08B13/14 |
主分类号 |
G08B13/14 |
| 代理机构 |
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