Tunable microwave photonic filter based
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S. Torres; P. PΓ©rez-MillΓ‘n; J.L. Cruz; M.V. AndrΓ©s
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Article
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2007
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Elsevier Science
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English
β 183 KB
This paper presents a tunable transversal filter working with a single optical carrier at constant wavelength. The filter consists of a set of chirped gratings whose time delay is tuned with respect to the emission wavelength of a fiber laser by a piezoelectric actuator; extra lengths of fiber are i