Method and apparatus for light outage detection
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Apr 9, 2002
Issued Date -
N/A
app pub date -
Mar 7, 2001
filing date -
Jun 1, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
One embodiment of the present invention is a system for monitoring failure of a signal having lighting configured to indicate a predetermined alarm condition. The system includes a detector/transmitter responsive to lighting parameters at least during the predetermined alarm condition to generate a signal indicative of the lighting parameters; an attachment member configured to attach the detector/transmitter to a lamp socket of the lighting in an orientation in which the detector/transmitter assembly is responsive to light rays from a lamp mounted in the lamp socket when the lamp is on; and a receiver/concentrator responsive to the signal indicative of the lighting parameters to generate a signal indicative of predetermined fault conditions of the lighting.
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