Optical device
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United States of America Patent
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May 22, 2018
Issued Date -
N/A
app pub date -
Sep 30, 2015
filing date -
Sep 30, 2014
priority date (Note) -
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Abstract
An optical device is provided, which includes: an optical waveguide provided in a substrate having an electro-optic effect; a signal electrode provided on the substrate and above the optical waveguide; and a peeling prevention film which is provided on at least a part of an outer peripheral portion of the substrate and at a position spaced apart from the signal electrode, and also serves as a ground electrode.
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