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Enhancement of the Modulation Dynamics of an Optically Injection-Locked Semiconductor Laser Using Gain Lever

  • Université Paris-Saclay
  • Centre d'Optique, Photonique et Laser

Résultats de recherche: Contribution à un journalArticleRevue par des pairs

Résumé

The modulation response of an optically injected gain-lever semiconductor laser is studied for the first time using small-signal analysis of a rate equation model. Calculations show that a gain-lever laser operating under medium to strong optical injection provides a unique and robust configuration for ultralarge bandwidth enhancement. Modulation bandwidths above nine times the relaxation oscillation frequency of the free-running laser can be reached using injection-locking conditions that are reasonable for practical applications. This theoretical work is of prime importance for the development of directly modulated broadband optical sources for high-speed operation at 40 Gb/s and beyond.

langue originaleAnglais
Numéro d'article07124456
Pages (de - à)575-582
Nombre de pages8
journalIEEE Journal on Selected Topics in Quantum Electronics
Volume21
Numéro de publication6
Les DOIs
étatPublié - 1 nov. 2015
Modification externeOui

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