Title :
An ultra-low noise and narrow linewidth λ/4-shifted DFB Er-doped fiber laser with a ring configuration
Author :
Suzuki, Akihito ; Takahashi, Youhei ; Yoshida, Masato ; Nakazawa, Masataka
Author_Institution :
Research Institute of Electrical Communication, Tohoku University, 2-1-1, Katahira, Aoba-ku, Sendai-shi 980-8577, Japan E-mail: sakihito@riec.tohoku.ac.jp
Abstract :
We report a polarization-maintaining λ/4-shifted DFB Er-doped fiber laser with a ring cavity configuration. A linewidth as narrow as 6 kHz and relaxation-oscillation-free noise characteristics are achieved with a ring cavity length of 57 m.
Keywords :
Erbium-doped fiber lasers; Fiber gratings; Fiber lasers; Laser excitation; Laser modes; Laser noise; Optical fiber couplers; Optical fiber polarization; Pump lasers; Ring lasers;
Conference_Titel :
Optical Communications, 2006. ECOC 2006. European Conference on
Conference_Location :
Cannes, France
Print_ISBN :
978-2-912328-39-7
Electronic_ISBN :
978-2-912328-39-7
DOI :
10.1109/ECOC.2006.4800962
