Title :
A high accuracy channel power extraction method in optical filter-less coherent detection for flexible ROADM
Author :
Uchikata, Tatsuya ; Suzuki, Yasuyuki ; Noda, Arihide
Author_Institution :
Syst. Platforms Res. Labs., NEC Corp., Kawasaki, Japan
Abstract :
We propose a novel channel power extraction method in optical filter-less coherent detection. By detecting amplitude of optimally filtered electrical analog waveform, we achieved optical channel power monitoring accuracy of ±1dB under actual operation condition.
Keywords :
multiplexing; optical communication equipment; optical signal detection; flexible ROADM; high accuracy channel power extraction method; optical channel power monitoring; optical filterless coherent detection; optimally filtered electrical analog waveform; reconfigurable optical add-drop multiplexer; Accuracy; Bandwidth; Coherence; Monitoring; Optical distortion; Optical filters; Receivers;
Conference_Titel :
Opto-Electronics and Communications Conference (OECC), 2012 17th
Conference_Location :
Busan
Print_ISBN :
978-1-4673-0976-9
Electronic_ISBN :
2166-8884
DOI :
10.1109/OECC.2012.6276617
