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IEICE TRANSACTIONS on Communications

Open Access
Nonlinear Shannon Limit in Optical Fiber Transmission System

Akihiro MARUTA

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Summary :

The remaining issues in optical transmission technology are the degradation of optical signal to noise power ratio due to amplifier noise and the distortions due to optical nonlinear effects in a fiber. Therefore in addition to the Shannon limit, practical channel capacity is believed to be restricted by the nonlinear Shannon limit. The nonlinear Shannon limit has been derived under the assumption that the received signal points on the constellation map deviated by optical amplifier noise and nonlinear interference noise are symmetrically distributed around the ideal signal point and the sum of the noises are regarded as white Gaussian noise. The nonlinear Shannon limit is considered as a kind of theoretical limitation. However it is doubtful that its derivation process and applicable range have been understood well. In this paper, some fundamental papers on the nonlinear Shannon limit are reviewed to better understanding its meaning and applicable range.

Publication
IEICE TRANSACTIONS on Communications Vol.E101-B No.1 pp.80-95
Publication Date
2018/01/01
Publicized
2017/05/30
Online ISSN
1745-1345
DOI
10.1587/transcom.2016EBI0003
Type of Manuscript
INVITED SURVEY PAPER
Category
Optical Fiber for Communications

Authors

Akihiro MARUTA
  the Osaka University

Keyword