Title :
Theory of enhanced amplitude modulation bandwidth in push-pull modulated DFB lasers
Author :
Marcenac, D.D. ; Nowell, M.C. ; Carroll, J.E.
Author_Institution :
Dept. of Eng., Cambridge Univ., UK
Abstract :
Push-pull modulation of a two contact, uniform DFB laser enables amplitude modulation bandwidths well beyond the conventional electron-photon resonance limit for single contact devices. A small signal analytic theory for this AM response is given.<>
Keywords :
amplitude modulation; distributed feedback lasers; laser theory; optical communication equipment; optical fibre communication; optical modulation; semiconductor lasers; AM response; amplitude modulation bandwidths; electron-photon resonance limit; enhanced amplitude modulation bandwidth; push-pull modulated DFB lasers; single contact devices; small signal analytic theory; two contact; uniform DFB laser; Amplitude modulation; Bandwidth; Charge carrier density; Chirp modulation; Fiber lasers; Gratings; Laser modes; Laser theory; Optical refraction; Optical variables control;
Journal_Title :
Photonics Technology Letters, IEEE
