Title :
Optical Phase-Locked Loop for Coherent Transmission over 500 km
Author :
Kasai, Keisuke ; Yoshida, Masato ; Nakazawa, Masataka
Author_Institution :
Tohoku Univ., Sendai
Abstract :
We have realized an optical phase-locked loop for coherent transmission over 500 km using heterodyne detection with a 13C2H2 frequency-stabilized fiber laser. The phase error variance of the intermediate frequency signal was 7.9x10-3 rad.
Keywords :
fibre lasers; heterodyne detection; optical phase locked loops; coherent transmission; frequency-stabilized fiber laser; heterodyne detection; intermediate frequency signal; optical phase-locked loop; phase error variance; Fiber lasers; Laser noise; Laser stability; Local oscillators; Optical mixing; Optical noise; Phase detection; Phase locked loops; Ring lasers; Tellurium;
Conference_Titel :
Optical Fiber Communication and the National Fiber Optic Engineers Conference, 2007. OFC/NFOEC 2007. Conference on
Conference_Location :
Anaheim, CA
Print_ISBN :
1-55752-831-4
DOI :
10.1109/OFC.2007.4348436
