Experimental and theoretical investigations of intensity-modulation and direct-detection optical fast-OFDM over MMF-links

Elias Giacoumidis, Selwan K. Ibrahim, Jian A. Zhao, J.M. Tang, Andrew D. Ellis, Ioannis Tomkos

Research output: Contribution to journalArticlepeer-review

Abstract

We demonstrate the first experimental implementation of a 3.9-Gb/s differential binary phase-shift keying (DBPSK)-based double sideband (DSB) optical fast orthogonal frequency-division-multiplexing (FOFDM) system with a reduced subcarrier spacing equal to half the symbol rate over 300m of multimode fiber (MMF) using intensity-modulation and direct-detection (IM/DD). The required received optical power at a bit-error rate (BER) of 10(-3) was measured to be similar to -14.2 dBm with a receiver sensitivity penalty of only similar to 0.2 dB when compared to the back-to-back case. Experimental results agree very well with the theoretical predictions.
Original languageEnglish
Article number6054002
Pages (from-to)52-54
Number of pages3
JournalIEEE Photonics Technology Letters
Volume24
Issue number1
DOIs
Publication statusPublished - 1 Jan 2012

Keywords

  • fiber-optics communications
  • modulation
  • orthogonal frequency-division multiplexing

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