Remote intercom and automatic dialing system
作者： Ethan A. Walker
DOI:
关键词: Dual-tone multi-frequency signaling 、 Direct distance dialing 、 Pulse dialing 、 Engineering 、 Intercom 、 Emergency telephone number 、 Computer network 、 Class 5 telephone switch 、 Wireless 、 Telephone line 、 Telecommunications
摘要: A system and method for providing a emergency notification capability is provided by wireless pendant each user of the system, which sends signal to central computer whenever an condition perceived. The may then send telephone dialing device assigned pendant, causing dial number. Optionally, select that nearest in location user, using standard techniques known art.
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