Application of the Transmission Line Laser Model in Analysis of Multiple-Phase-Shift DFB Lasers

H Liu, Hooshang Ghafouri-Shiraz

Research output: Contribution to journalArticle

4 Citations (Scopus)

Abstract

In this paper, we analyse the characteristic preformance of a multiple-phase-shift (MPS) distributed feedback (DFB) laser diode based on the transmission line laser model (TLLM) for the first time. The effects of the phase shift position and the value and number of phase shifts on the laser performance have also been analyzed. As expected, the simulation results indicate that the longitudinal field distributions of three-phase-shift (3PS) DFB are more uniform than the quarter-wave shift (QWS) DFB and, hence, the spatial-hole-burning effect is significantly reduced in this structure. Also, optimum designs for the 3PS DFB laser diode, based on the flatness of the field distribution, are studied. (C) 2004 Wiley Periodicals, Inc.
Original languageEnglish
Pages (from-to)51-57
Number of pages7
JournalMicrowave and Optical Technology Letters
Volume40
Issue number1
Early online date1 Jan 2003
DOIs
Publication statusPublished - 5 Jan 2004

Keywords

  • transmission line laser model
  • three-phase-shift (3PS) DFB lasers
  • distributed feedback lasers
  • multiple-phase-shift DFB lasers

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