L-Band Quantum-dash Self-Injection Locked Multiwavelength Laser Source for Future WDM Access Networks

Mohamed Adel Shemis, Amr Mohamed Ragheb, Muhammad Talal Ali Khan, Habib Ali Fathallah, Saleh Alshebeili, Khurram Karim Qureshi, Mohammed Zahed Mustafa Khan*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

17 Scopus citations

Abstract

We propose and demonstrate a compact, cost-effective, multiwavelength laser source employing self-injection locking scheme on InAs/InP quantum-dash (Qdash) laser diode. The device is shown to exhibit Fabry-Perot modes or subcarriers selectivity of 1 to 16 between ∼1600-1610 nm, with corresponding mode power (side mode suppression ratio) variation of ∼10 (∼38) to ∼-2.5 (∼22) dBm (dB), and able to extend beyond 1610 nm, thereby encompassing >30 optical carriers. Then, we utilized a single self-locked optical carrier at 1609.6 nm to successfully transmit 128 Gb/s dual-polarization quadrature phase shift keying signal over 20 km single mode fiber with ∼-16 dBm receiver sensitivity. To stem the viability of unifying the transceivers and addressing the requirements of next generation access networks, we propose self-seeded Qdash laser based wavelength division multiplexed passive optical network, capable of reaching a data capacity of 2.0 Tb/s (16 × 128, Gbs) in L-band.

Original languageEnglish
Article number7905807
JournalIEEE Photonics Journal
Volume9
Issue number5
DOIs
StatePublished - Oct 2017

Bibliographical note

Publisher Copyright:
© 2009-2012 IEEE.

Keywords

  • InAs/InP quantum-dash lasers
  • multi-wavelength laser source
  • passive optical networks.
  • self-injection locking

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics
  • Electrical and Electronic Engineering

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