Monitoring entry through doorways

Details Monitoring entry through doorways Monitoring entry through doorways

G - Physics

07

C

G07C 9/00 (2006.01) E05G 5/00 (2006.01)

Patent

CA 2373799

An access control or monitoring system, comprising means for transmitting an electromagnetic signal across a space (Tx); means for receiving said signal (Rx), the two means being disposed across a doorway in which a door (1) is located; means for using the received signals to monitor access through the doorway, and means for controlling or monitoring the opening, locking or unlocking of the door by said apparatus.

L'invention concerne un système de commande d'accès ou de surveillance comprenant un moyen émettant un signal électromagnétique à travers un espace (T¿x?), un moyen recevant ledit signal (R¿x?), les deux moyens étant disposés de chaque côté d'un passage dans lequel une porte (1) est placée, un moyen utilisant les signaux reçus dans le but de surveiller l'accès par le passage, et un moyen permettant de surveiller ou de commander l'ouverture, le verrouillage ou le déverrouillage de la porte au moyen dudit appareil.

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