Acousto-optic tunable apparatus having a fiber bragg grating and an offset core
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United States of America Patent
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Jun 21, 2005
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app pub date -
Dec 28, 2001
filing date -
Dec 28, 2001
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Abstract
A method and apparatus that microbend a fiber Bragg grating with a transverse acoustic wave. The fiber Bragg grating reflects one or more Nth order sidebands of reflection wavelengths an optical signal in order to couple the band of wavelenghts within from a first mode to a second mode.
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