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Free space optical wireless communications using directly modulated two-electrode high brightness tapered laser diode

  • Feng Feng
  • , H. Page
  • , R. V. Penty
  • , I. H. White
  • , T. D. Wilkinson
  • , N. Michel
  • , M. Calligaro
  • , Y. Robert
  • , O. Parillaud
  • , M. Krakowski
  • University of Cambridge
  • Campus de Polytechnique

Research output: Contribution to journal › Article › peer-review

12   Link opens in a new tab Citations (SciVal)

Abstract

A two-electrode tapered laser uses a separate excitation to achieve high output modulation depth with a small input current swing that can be provided with existing standard optical communication components, making it a novel source for optical wireless communications. Presented is a 1.25Gbit/s free-space optical wireless communication system over a distance of 60m, with a high power and high modulation efficiency two-electrode tapered laser. The system exhibits a 6.5dB power penalty.

Original languageEnglish
Pages (from-to)281-283
Number of pages3
JournalElectronics Letters
Volume48
Issue number5
DOIs
Publication statusPublished - 1 Mar 2012

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

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