Title :
Half-cycle QAM modulation for VCSEL-based optical links
Author :
Tien-Thang Pham ; Rodes, Roberto ; Jensen, J.B. ; Chang-Hasnain, Connie J. ; Monroy, I.T.
Author_Institution :
Dept. of Photonics Eng., Tech. Univ. of Denmark, Lyngby, Denmark
Abstract :
Novel spectrally efficient half-cycle QAM modulation is experimentally demonstrated. 10 Gbps 4-QAM signal in 7.5-GHz bandwidth was successfully transmitted over 20 km SMF using an un-cooled 1.5 μm VCSEL with no equalization applied.
Keywords :
optical communication equipment; optical fibre communication; optical links; optical modulation; quadrature amplitude modulation; surface emitting lasers; 4-QAM signal; SMF; VCSEL; bandwidth 7.5 GHz; bit rate 10 Gbit/s; half cycle QAM modulation; optical link; quadrature amplitude modulation; single mode fibre; vertical cavity surface emitting lasers; Bandwidth; Bit error rate; Optical attenuators; Optical fibers; Quadrature amplitude modulation; Vertical cavity surface emitting lasers;
Conference_Titel :
Optical Communications (ECOC), 2012 38th European Conference and Exhibition on
Conference_Location :
Amsterdam
