HIGH-RESOLUTION TEMPERATURE SENSOR BASED ON BUILT-IN SAC AND SPECTRAL-VALLEY-POINT ANALYSIS
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United States of America Patent
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Apr 30, 2020
app pub date -
Nov 21, 2016
filing date -
Feb 15, 2016
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Abstract
A high-resolution temperature sensor based on a built-in sac and a spectral valley-point-method includes a built-in sac, a metal block, two waveguides, two metal films and a signal light; the built-in sac is connected with a 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 is broadband light or the frequency-sweeping light.
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