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A WDM-OFDM-PON architecture with centralized lightwave and PolSK-modulated multicast overlay

  • Bo Liu*
  • , Xiangjun Xin
  • , Lijia Zhang
  • , Jianjun Yu
  • , Qi Zhang
  • , Chongxiu Yu
  • *Corresponding author for this work
  • Beijing University of Posts and Telecommunications
  • Ministry of Education in China
  • NEC Corporation

Research output: Contribution to journalArticlepeer-review

Abstract

We propose and demonstrate a novel wavelength-division-multiplexing orthogonal-frequency-division-multiplexing passive-optical-network (WDM-OFDM-PON) architecture with centralized lightwave sources and polarization shift keying (PolSK) multicast overlay. The 10-Gb/s 16QAM-OFDM point to point (P2P) signal, 2.5-Gb/s multicast PolSK signal and 2.5-Gb/s on-off keying (OOK) upstream signal are experimentally demonstrated. After transmission over 25km standard single mode fiber (SMF), 1.5dB crosstalk between the downstream signals is eliminated by employing a low pass electrical filter at the PolSK receiver. The power penalty of the upstream OOK signal at BER of 10-9 is less than 0.ldB.

Original languageEnglish
Pages (from-to)2137-2143
Number of pages7
JournalOptics Express
Volume18
Issue number3
DOIs
Publication statusPublished - 1 Feb 2010
Externally publishedYes

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