摘要 |
<p>The first participation device is fitted on the object and the second such device is fitted on a person. The object is activated by appropriate devices, comprising a movement or distance sensor. An alarm signal is motivated by a corresponding device when a situation arises indicating theft, loss or unauthorized handling of the object. Data is stored in the device concerning a biometric property of a specific person, usually the voice sound, finger print, iris or retina properties or facial characteristics.</p> |