Remote monitoring system for building security - uses processing terminal contg. microprocessor and synthesis circuit to transmit message on telephone line
Abstract
Abstract Translated from French L'INVENTION CONCERNE LES DISPOSITIFS DE TELESURVEILLANCE PAR LIAISON TELEPHONIQUE. ELLE CONSISTE A MUNIR LE DISPOSITIF D'UN ORGANE INTELLIGENT 1 COMPRENANT UNE UNITE DE TRAITEMENT 101 APTE A INTERVENIR DE FACON AUTONOME ET A SE METTRE EN LIAISON AVEC UN SITE CENTRAL (POSTE D'ABONNE) ET APTE A COMMANDER UN EMETTEUR-RECEPTEUR 104 EN LIAISON AVEC DES ORGANES FOURNISSEURS DE DONNEES 2 PAR L'INTERMEDIAIRE D'UNE LIGNE TELEPHONIQUE L2, CES ORGANES 2 COMPORTANT EGALEMENT UN EMETTEUR-RECEPTEUR 220, 320; LA TRANSMISSION D'INFORMATIONS ENTRE ORGANE INTELLIGENT 1 ET ORGANES FOURNISSEURS DE DONNEES 2 ETANT UNE TRANSMISSION ASYNCHRONE A 300BAUDS. APPLICATIONS AUX DISPOSITIFS DE TELESURVEILLANCE. THE INVENTION CONCERNS TELEPHONE LINK REMOTE MONITORING DEVICES. IT CONSISTS OF EQUIPPING THE DEVICE WITH AN INTELLIGENT BODY 1 INCLUDING A 101 PROCESSING UNIT CAPABLE OF INTERVENING AUTONOMOUSLY AND CONNECTING WITH A CENTRAL SITE (SUBSCRIBER STATION) AND CAPABLE OF COMMANDING A 104 TRANSCEIVER IN LINK WITH DATA PROVIDING BODIES 2 VIA A TELEPHONE LINE L2, THESE BODIES 2 ALSO INCLUDING A TRANSMITTER-RECEIVER 220, 320; THE TRANSMISSION OF INFORMATION BETWEEN INTELLIGENT ORGAN 1 AND DATA PROVIDING ORGANS 2 IS AN ASYNCHRONOUS TRANSMISSION AT 300BAUDS. APPLICATIONS TO REMOTE MONITORING DEVICES.
Inventors
- 👤 Michel Benard
- 👤 Jean-Noel Prigent
- 👤 Jean-Yves Bizien
Bibliographic Details
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