Effective quad-detector occupancy sensors and motion detectors
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United States of America Patent
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Jul 26, 2005
Grant Date -
Dec 9, 2004
app pub date -
Jun 28, 2004
filing date -
Sep 11, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method and apparatus for improving the sensitivity, angular resolution and range of motion detectors, occupancy sensors and similar systems are described. Specifically, an improved infrared input and detection section is described which utilizes two dual-detectors configured to optimally operate equivalent to a single quad-detector.
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Cited Art Landscape
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