Title :
Dynamic line broadening of semiconductor lasers modulated at high frequencies
Author_Institution :
Plessey Research (Caswell) Ltd., Allen Clark Research Centre, Towcester, UK
Abstract :
Directly modulated semiconductor lasers show a pronounced linewidth broadening. A general and simple expression for this broadening is derived and the consequences for optical communication systems are discussed.
Keywords :
optical modulation; semiconductor junction lasers; spectral line breadth; HF modulation; direct modulation; dynamic line broadening; optical communication systems; semiconductor lasers;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19850092
