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All optical signal level swapping and multilevel amplitude noise mitigation based on different regions of optical parametric amplification
Author(s) -
Yinwen Cao,
Morteza Ziyadi,
Youichi Akasaka,
A. Mohajerin-Ariaei,
Jeng-Yuan Yang,
Ahmed Almaiman,
Peicheng Liao,
Fatemeh Alishahi,
Nisar Ahmed,
Asher J. Willner,
Shigehiro Takasaka,
Ryuichi Sugizaki,
Joseph D. Touch,
Motoyoshi Sekiya,
Moshe Tur,
Alan E. Willner
Publication year - 2016
Publication title -
optics letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.524
H-Index - 272
eISSN - 1071-2763
pISSN - 0146-9592
DOI - 10.1364/ol.41.000677
Subject(s) - amplitude , amplitude modulation , amplitude and phase shift keying , physics , parametric statistics , quadrature amplitude modulation , amplitude shift keying , signal (programming language) , noise (video) , optical modulation amplitude , optics , pulse amplitude modulation , phase shift keying , electronic engineering , computer science , bit error rate , optical amplifier , telecommunications , frequency modulation , mathematics , engineering , bandwidth (computing) , statistics , laser , channel (broadcasting) , artificial intelligence , pulse (music) , image (mathematics) , detector , programming language
All optical signal level swapping and multilevel amplitude noise mitigation are experimentally demonstrated using the three gain regions of optical parametric amplification, i.e., linear, saturation, and inversion. The two-amplitude-shift-keying and eight-quadrature-amplitude-modulation optical communication systems with baud rates of both 10 and 20 Gbaud have been employed to demonstrate the proposed approaches. Less than 1% error-vector-magnitude degradation is observed after signal level swapping. For amplitude noise mitigation, a more than 20% decrease in amplitude error is confirmed.

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