| 摘要 |
A robbery and loss prevention wallet is provided to achieve a technical configuration, in such a manner that a sender is arranged in the wallet and a receiver is configured in a mobile phone, and that relevant information is processed by every kind of electronic telecommunication circuit built in the mobile phone. A robbery and loss prevention system for a safe wallet includes: a sender, which is mounted as a sensor system in the wallet; and a receiver, which is built in a mobile phone so that a warning sound is rung from the mobile phone if the wallet is distanced by more than 5 meters from the mobile phone, and that a position of the wallet is estimated. Additionally, the receiver and a corresponding CPU are mounted in the mobile phone so as to achieve an economic production of a low cost. |
