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Conference Paper
National Fiber Optic Engineers Conference
Los Angeles, California United States
March 6-10, 2011
ISBN: 978-1-55752-906-0
Poster Sessions II (JThA)

Comparison of RZ and NRZ Formats in 112-Gb/s PDM-QPSK Long Haul Coherent Transmission Systems

Chongjin Xie, Greg Raybon, and Sethumadhavan Chandrasekhar  »View Author Affiliations


http://dx.doi.org/10.1364/NFOEC.2011.JThA039


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Abstract

We show that 112-Gb/s PDM-QPSK coherent transmission systems with RZ pulse shape have better tolerance to ROADM filtering than NRZ, and time-interleaved RZ-PDM-QPSK outperform NRZ-PDM-QPSK in nonlinear transmission even with tight filtering.

© 2011 OSA

OCIS Codes
(060.1660) Fiber optics and optical communications : Coherent communications
(060.2330) Fiber optics and optical communications : Fiber optics communications
(060.4370) Fiber optics and optical communications : Nonlinear optics, fibers

Citation
C. Xie, G. Raybon, and S. Chandrasekhar, "Comparison of RZ and NRZ Formats in 112-Gb/s PDM-QPSK Long Haul Coherent Transmission Systems," in Optical Fiber Communication Conference/National Fiber Optic Engineers Conference 2011, OSA Technical Digest (CD) (Optical Society of America, 2011), paper JThA039.
http://www.opticsinfobase.org/abstract.cfm?URI=NFOEC-2011-JThA039


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