Title :
Bandwidth Tunable Band Rejection Filter based on Helicoidal Fiber Grating Pair of Opposite Hellicity
Author :
Shin, W. ; Yu, B.-A. ; Lee, Y.L. ; Eom, T.J. ; Noh, Y.-C. ; Ko, D.-K. ; Lee, J. ; Oh, K.
Author_Institution :
Adv. Photonics Res. Inst., Gwangju
Abstract :
We propose a new type of all-fiber bandwidth tunable rejection filter using cascaded helicoidal long-period fiber gratings in single-mode optical fiber and report controllable broadband rejection characteristic with low insertion loss and polarization dependent loss.
Keywords :
diffraction gratings; laser modes; optical fibre filters; optical tuning; bandwidth tunable band rejection filter; cascaded fiber gratings; helicoidal fiber grating; hellicity; long-period fiber gratings; single-mode optical fiber; Bandwidth; Clocks; Fiber gratings; Fiber lasers; Filters; Optical fiber couplers; Optical fiber polarization; Optical fibers; Resonance; Tunable circuits and devices;
Conference_Titel :
Lasers and Electro-Optics, 2007. CLEO 2007. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-834-6
DOI :
10.1109/CLEO.2007.4453531
