Title :
Spectrum-narrowing tolerant 171-Gbit/s PDM-16QAM transmission over 1,200 km using maximum likelihood sequence estimation
Author :
Horikoshi, Kento ; Kobayashi, Takehiko ; Yamanaka, S. ; Yamazaki, Etsushi ; Sano, Akihide ; Yoshida, Erika ; Miyamoto, Yutaka
Author_Institution :
NTT Network Innovation Labs., NTT Corp., Yokosuka, Japan
Abstract :
We successfully demoustrate PDM-16-QAM transmission over 1200 km, by using a novel receiver architecture composed of a spectrum-narrowed adaptive-filter and maximum-likelihood sequence estimators. The architecture contributes 300-km of distance extension.
Keywords :
adaptive filters; maximum likelihood estimation; multiplexing; quadrature amplitude modulation; bit rate 171 Gbit/s; distance 1200 km; maximum likelihood sequence estimation; maximum-likelihood sequence estimators; receiver architecture; spectrum-narrowed adaptive-filter; spectrum-narrowing tolerant PDM-16QAM transmission; Finite impulse response filter; Maximum likelihood estimation; Optical fibers; Optical filters; Optical receivers; Optical signal processing;
Conference_Titel :
Optical Communication (ECOC), 2011 37th European Conference and Exhibition on
Conference_Location :
Geneva
Print_ISBN :
978-1-4577-1918-9
