Title :
40-Gbit/s EADFB laser integrated with short cavity SOA improving chirp characteristics with low power consumption
Author :
Kobayashi, Wataru ; Arai, Manabu ; Fujisawa, T. ; Shibata, Yoshitaka ; Sato, Takao ; Ito, Takao ; Hasebe, Koichi ; Yamanaka, T. ; Sanjoh, H.
Author_Institution :
NTT Photonics Labs., NTT Corp., Atsugi, Japan
Abstract :
We demonstrate 40-Gbit/s operation by chirp control and increased output power employing an EADFB laser integrated with short-cavity SOA. We achieved 5-km SMF transmission in the 1.55-μm wavelength with lower power consumption than a stand-alone EADFB.
Keywords :
chirp modulation; distributed feedback lasers; electro-optical modulation; laser cavity resonators; optical communication equipment; optical fibre communication; semiconductor optical amplifiers; EADFB laser; SMF transmission; bit rate 40 Gbit/s; chirp characteristics; chirp control; distance 5 km; distributed feedback laser; electroabsorption modulator; low power consumption; output power; short cavity SOA; wavelength 1.55 mum; Charge carrier density; Chirp; Gain; Modulation; Photonics; Power demand; Semiconductor optical amplifiers;
Conference_Titel :
Optical Communication (ECOC), 2014 European Conference on
Conference_Location :
Cannes
DOI :
10.1109/ECOC.2014.6963957
