Method for reducing temperature-dependent error in photocurrent sensor, and photocurrent sensor device
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United States of America Patent
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Sep 15, 2009
Grant Date -
Nov 29, 2007
app pub date -
Aug 17, 2005
filing date -
Aug 25, 2004
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Expired
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Abstract
[Problem] To permit reduction in the temperature dependence of a sensor, which is ascribable to the temperature dependence of the Verdet constant of a sensor fiber, at a low cost.) expressed by the ratio between an AC component and a DC component may become constant or within a certain range, so as to especially simplify a configuration and to attain a lower cost.
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