Detector with ambient photon sensor and other sensors
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United States of America Patent
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Nov 22, 2005
Grant Date -
Jan 30, 2003
app pub date -
Sep 19, 2002
filing date -
Sep 19, 2002
priority date (Note) -
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Abstract
A sensor of incident ambient photons is combined, in a detector with one or more sensors responsive to other types of ambient parameters such as gas, humidity, temperature or the like. Outputs from the sensors are processed to establish the existence of one of a hazardous condition, a non-hazardous condition and a false alarm.
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