Effects of nonideal characteristics of chirped fiber grating dispersion compensators on the system with different modulation formats
Author(s) -
Yong Chen,
Yan Liu,
Jihong Cao,
Zhongwei Tan,
Shuisheng Jian
Publication year - 2006
Publication title -
acta physica sinica
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.199
H-Index - 47
ISSN - 1000-3290
DOI - 10.7498/aps.55.5288
Subject(s) - modulation (music) , optics , dispersion (optics) , materials science , fiber bragg grating , chirp , grating , optical fiber , optoelectronics , physics , acoustics , laser
The causes leading to the nonideal characteristic of the chirped fiber Bragg grating (CFBG ) are discussed. The impact of the group delay ripple (GDR), reflectivity ripple (RR) and bandwidth of the CFBG on the 10Gb/s transmission system where non-return-to-zero (NRZ), return-to-zero (RZ) and carrier-suppressed return-to-zero (CSRZ) formats was investigated and the CFBG employed as dispersion compensator was simulated and compared in detail. The analytical result helps to optimize the practical 1500km CFBG-based transmission and the relation between the system performance and the nonideal characteristic of the grating validated the analysis in this paper.
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