Wavelength-shift-free 3R regenerator for 40-Gb/s RZ system by optical parametric amplification in fiber

Changyuan Yu, T. Luo, B. Zhang, Z. Pan, M. Adler, Y. Wang, J. E. McGeehan, A. E. Willner

Research output: Journal article publicationJournal articleAcademic researchpeer-review

32 Citations (Scopus)


We demonstrate wavelength-shift-free 3R-regenerator for 40-Gb/s optical return-to-zero (RZ) system by optical parametric amplification (OPA) with a clock-modulated pump in highly nonlinear fiber. The power penalty is improved by 2.6 dB, and the signal power is amplified by 7 dB.
Original languageEnglish
Pages (from-to)2569-2571
Number of pages3
JournalIEEE Photonics Technology Letters
Issue number24
Publication statusPublished - 15 Dec 2006
Externally publishedYes


  • Four-wave mixing
  • Nonlinear optics
  • Optical fiber communication

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Electrical and Electronic Engineering

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