Patent ID: 11017645

Abstract:
Method for monitoring for presence in a surveillance zone (ZS) using a surveillance system (SY), comprising the following steps: detecting an absence of movement or of at least one movement of at least one entity (E1, E2, En) in a detection zone (ZD); creating and/or modifying, in a memory of the surveillance device (Dl), a piece of movement information (IM); sending the movement information (IM) using the surveillance device (Dl) to a processing unit (UT) of the surveillance system (SY); detecting an absence or a presence of at least one terminal (T1, T2, T3, Tn) in a communication network (RI); creating and/or modifying, in a memory of a listening module (ME), a piece of presence information (IP); and sending the piece of presence information (IP), using the listening module (ME), to the processing unit (UT).