Thermopile temperature sensor field of view narrowing using integrated light blocking layer and lens
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United States of America Patent
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Mar 13, 2018
Issued Date -
N/A
app pub date -
Sep 25, 2015
filing date -
Mar 27, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
A sensor device, a sensor package, and method for fabricating a sensor device are described that include an integrated light blocker disposed on the thermopile device and a lens configured to direct light to the thermopile device. In an implementation, the thermopile device includes a substrate; a thermopile membrane disposed on the substrate, the thermopile membrane including at least one passivation layer; a thermopile disposed within the thermopile membrane, the thermopile including at least one thermocouple; and a light blocking layer disposed proximate to the thermopile membrane, the light blocking layer including an aperture disposed proximate to the thermopile.
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