Title :
Study of long-wavelength VCSEL-VCSEL injection locking for 2.5-Gb/s transmission
Author :
Chang, Chih-Hao ; Chrostowski, Lukas ; Chang-Hasnain, Connie J. ; Chow, Weng W.
Author_Institution :
Dept. of Electr. Eng. & Comput. Sci., California Univ., Berkeley, CA, USA
Abstract :
We demonstrate an improvement in transmission performance when an L-band VCSEL, directly modulated at 2.5 Gb/s, is injection-locked by relatively low injected optical power from another VCSEL. The improvement is attributed to a reduction in chirp.
Keywords :
electro-optical modulation; laser mode locking; optical transmitters; semiconductor lasers; surface emitting lasers; 2.5 Gbit/s; L-band VCSEL; chirp reduction; directly modulated; injection-locked; long-wavelength VCSEL-VCSEL injection locking; low injected optical power; transmission performance; Chirp modulation; Injection-locked oscillators; Laser noise; Laser theory; Optical attenuators; Optical filters; Optical modulation; Optical noise; Power lasers; Vertical cavity surface emitting lasers;
Journal_Title :
Photonics Technology Letters, IEEE
DOI :
10.1109/LPT.2002.803903
