OPTICAL WAVEGUIDE
To suppress temporal change in element characteristics of an optical device having an optical waveguide with a heater.SOLUTION: An optical waveguide 2 provided herein comprises a first cladding 30a located between a second cladding 30b having a heater mounted thereon and a core 28, the first claddin...
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Format: | Patent |
Sprache: | eng ; jpn |
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