Multi-channel public announcement and voice alarm system architecture to support addressable devices, wireless expansion and intercom

Multi-channel public announcement and voice alarm system architecture to support addressable devices, wireless expansion and intercom

An apparatus is provided that includes a security system that protects a secured geographic area, an audio annunciator of the security system, a pair of conductors that connects the audio annunciator to a control panel of the security system, wherein the pair of conductors supplies power to the audi...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: Kore Vinayak Sadashiv
Format: Patent
Sprache:eng
Schlagworte:
ALARM SYSTEMS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
ORDER TELEGRAPHS
PHYSICS
SIGNALLING
SIGNALLING OR CALLING SYSTEMS
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:An apparatus is provided that includes a security system that protects a secured geographic area, an audio annunciator of the security system, a pair of conductors that connects the audio annunciator to a control panel of the security system, wherein the pair of conductors supplies power to the audio annunciator, and a transceiver of the audio annunciator that exchanges messages with the control panel under a time division multiple access (TDMA) format through the pair of conductors, wherein the audio annunciator receives streaming audio messages from the control panel through the pair of conductors.