| 摘要 |
A telesurveillance system of objects whose presence is monitored remotely by a computerised control station over a computer network. At least one master central station has a unique identifier connected to the network, at least one detector having statuses in relation to the presence or not of an object, the control station being informed of the changes in status via the network, and the user may have a personal identification elements readable by a reader of the master central station, the letter including elements to wait, in a surveillance state, for the changes in status and reading the identification element, to switch to a state of alert to a change in status and to switch to a neutralised state during a determined neutralisation time by reading the personal identification element.
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