Component for detecting electromagnetic radiation, particularly infrared radiation, infrared optical imaging unit including such a component and process for implementing it
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United States of America Patent
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Issued Date -
Mar 23, 2006
app pub date -
Jul 1, 2005
filing date -
Aug 24, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
This component for detecting electromagnetic radiation, particularly infrared radiation, comprises a vacuum or low-pressure enclosure (5) called the primary enclosure, one side (3) of which consists of a window (4) that is transparent to the radiation to be detected, at least one actual detector (6) located inside said enclosure substantially opposite the transparent window (4) and a means (13) of pumping residual gases or getter intended to maintain the vacuum inside said enclosure (5) at an acceptable level located inside a secondary enclosure (20) arranged outside the primary enclosure (5) and communicating freely with the latter.
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