Acoustic-induced switching of the reflection wavelength in a fiber Bragg grating
Author(s) -
WenFung Liu,
Ivy Liu,
Lung-Wei Chung,
DingWei Huang,
C. C. Yang
Publication year - 2000
Publication title -
optics letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.524
H-Index - 272
eISSN - 1071-2763
pISSN - 0146-9592
DOI - 10.1364/ol.25.001319
Subject(s) - cladding mode , optics , fiber bragg grating , cladding (metalworking) , materials science , phosfos , long period fiber grating , wavelength , wavelength division multiplexing , mode coupling , optoelectronics , optical fiber , dispersion shifted fiber , polarization maintaining optical fiber , fiber optic sensor , physics , metallurgy
Coupling between copropagating core and cladding modes was implemented by acoustic generation of lateral vibration of an etched fiber. When these coupling processes were combined with counterpropagating coupling of a core mode and a cladding mode and the Bragg reflection of a fiber grating, switching of reflection wavelength between the Bragg wavelength and cladding-mode coupling wavelengths was achieved. We report the implementation of such acoustically induced switching behaviors and explain their operation principles. The implemented results can be used for wavelength-division multiplexed add-drop filtering.
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