Title :
Tunable optical equalizer based on 1.55 μm VCSEL for modulation bandwidth enhancement
Author :
Suda, Satoshi ; Zhao, Xiaoxue ; Koyama, Fumio ; Chang-Hasnain, Connie J. ; Nishiyama, Nobuhiko ; Caneau, Catherine ; Zah, Chung-en
Author_Institution :
Microsyst. Res. Center, Tokyo Inst. of Technol., Yokohama
Abstract :
We propose and demonstrate the tunable optical equalization function using a 1.55 mum VCSEL biased below threshold. Bandwidth enhancement can be tuned by bias current. A modulation bandwidth beyond 70 GHz was obtained on LiNbO3 modulators.
Keywords :
electro-optical modulation; equalisers; laser cavity resonators; laser tuning; lithium compounds; niobium compounds; optical communication equipment; surface emitting lasers; LiNbO3; LiNbO3 modulator; VCSEL; bias current; modulation bandwidth enhancement; tunable optical equalizer; wavelength 1.55 mum; Bandwidth; Equalizers; High speed optical techniques; Light sources; Optical losses; Optical modulation; Optical reflection; Semiconductor lasers; Tunable circuits and devices; Vertical cavity surface emitting lasers;
Conference_Titel :
Semiconductor Laser Conference, 2008. ISLC 2008. IEEE 21st International
Conference_Location :
Sorrento
Print_ISBN :
978-1-4244-1782-7
Electronic_ISBN :
978-1-4244-1783-4
DOI :
10.1109/ISLC.2008.4636068
