HIGH-RESOLUTION TEMPERATURE SENSOR BASED ON EXTERNAL SAC AND FIXED-WAVELENGTH LIGHT SIGNAL
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United States of America Patent
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Issued Date -
Jul 23, 2020
app pub date -
Nov 21, 2016
filing date -
Feb 15, 2016
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Abstract
A high-resolution temperature sensor based on an external sac and a fixed wavelength includes an external sac, a metal block, two waveguides, two metal films and a signal light; the external sac is connected with the first waveguide, the metal block is disposed in the first waveguide, and is movable; the first waveguide is connected with a second waveguide; and the signal light has a fixed wavelength.
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