Equalization-enhanced phase noise for 100Gb/s transmission and beyond with coherent detection

Pak Tao Lau, Thomas Shun Rong Shen, William Shieh, Keang Po Ho

Research output: Journal article publicationJournal articleAcademic researchpeer-review

72 Citations (Scopus)

Abstract

The probability density function and impact of equalizationenhanced phase noise (EEPN) is analytically investigated and simulated for 100 Gb/s coherent systems using electronic dispersion compensation. EEPN impairment induces both phase noise and amplitude noise with the former twice as much as the latter. The effects of transmitter phase noise on EEPN are negligible for links with residual dispersion in excess of 700 ps/nm. Optimal linear equalizer in the presence of EEPN is derived but show only marginal performance improvement, indicating that EEPN is difficult to mitigate using simple DSP techniques. In addition, the effects of EEPN on carrier recovery techniques and corresponding cycle slip probabilities are studied.
Original languageEnglish
Pages (from-to)17239-17251
Number of pages13
JournalOptics Express
Volume18
Issue number16
DOIs
Publication statusPublished - 2 Aug 2010

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics

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