Title :
Hitless spectrum defragmentation in flexible grid optical network using maximum ratio combining in wavelength diversity transmission
Author :
Shuto Yamamoto;Kohei Saito;Akira Naka;Hideki Maeda
Author_Institution :
NTT Network Service Systems Laboratories, NTT Corporation, Tokyo, Japan
fDate :
6/1/2015 12:00:00 AM
Abstract :
We propose a spectrum defragmentation system using maximum ratio combining in wavelength diversity digital coherent transmission. We evaluate the maximum ratio combining characteristics and experimentally show hitless defragmentation of a 128-Gb/s PDM-QPSK signal.
Keywords :
"Diversity reception","Optical transmitters","Q-factor","Optical receivers","Optical fiber networks","Optical signal processing","Optical fibers"
Conference_Titel :
Opto-Electronics and Communications Conference (OECC), 2015
Electronic_ISBN :
2166-8892
DOI :
10.1109/OECC.2015.7340129
