Regrowth-Free Single Mode Laser Based on Dual Port Multimode Interference Reflector

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Abstract

This letter demonstrates an InP-based photonic integrated circuit that utilizes an etched facet and a dual port multimode interference reflector to create a lasing cavity. The laser was fabricated using UV lithography and did not require any epitaxial regrowth. A single deep etched slot produced single mode behavior due to the coupled cavity effect. By varying the bias of the two sub cavities, mode selectivity with a side mode suppression ratio of 30 dB is demonstrated.

Original languageEnglish
Article number7814196
Pages (from-to)279-282
Number of pages4
JournalIEEE Photonics Technology Letters
Volume29
Issue number3
DOIs
Publication statusPublished - 1 Feb 2017

Keywords

  • fabry-Perot resonators
  • Integrated optoelectronics
  • optical planar waveguide components

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