Using asymmetric narrow-band optical filtering to improve the response and reshape the optical spectrum of a commercial directly modulated distributed feedback laser, we demonstrate 40-Gb/s error-free transmission over 25-km negative dispersion fiber without dispersion compensation.
- Direct modulation
- Optical filter
- Optics communications
ASJC Scopus subject areas
- Electronic, Optical and Magnetic Materials
- Atomic and Molecular Physics, and Optics
- Electrical and Electronic Engineering