Automatic audio systems for fire detection and diagnosis,...

Details Automatic audio systems for fire detection and diagnosis,... Automatic audio systems for fire detection and diagnosis,...

2011-05-31

2011-05-31

Lee, Ping (Department: 2614)

Electrical audio signal processing systems and devices

Monitoring of sound

C381S058000, C340S286050, C340S577000

Reexamination Certificate

active

07953228

ABSTRACT:
A system and method that use audio feedback from a region being monitored can provide location information pertaining to fire or individuals in the region. Units of a public address system can each be equipped with a microphone. Audio from the microphones can be processed at a common location, such as an alarm control panel. The audio can provide fire profiles as well as information as to individuals in the region being monitored.

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PCT International Search Report, Aug. 14, 2006, 3 pages.
PCT Written Opinion of the International Searching Authority, Aug. 14, 2006, 4 pages.

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