Tunable optical filter

Details Tunable optical filter Tunable optical filter

H - Electricity

04

B

H04B 10/17 (2006.01) G02B 5/28 (2006.01) G02B 6/34 (2006.01) G02F 1/01 (2006.01) G02F 1/35 (2006.01) G02F 1/365 (2006.01) H01S 3/06 (2006.01) H04B 10/12 (2006.01) H04B 10/14 (2006.01) H04J 14/02 (2006.01)

Patent

CA 2301235

Tunable optical filter, comprising an optical fibre (4) incorporating a dopant, a long-period Bragg grating (5) inscribed in the optical fibre (4), an excitation source (6) for generating an exciting radiation at an excitation wavelength of the dopant, an optical coupler (7) optically connecting the excitation source (6) to the optical fibre (4) and a device (8) for controlling the excitation source (6), for controlling the power of the exciting radiation.

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