Title :
λ-tuning protection scheme achieving under 50-ms protection time based on MPCP and backup-wavelength pre-assignment on WDM/TDM-PONs
Author :
Kaneko, Shin ; Yoshida, Tomoaki ; Kimura, Shunji ; Suzuki, Ken-Ichi ; Otaka, Akihiro
Author_Institution :
NTT Access Network Service Syst. Labs., NTT Corp., Yokosuka, Japan
Abstract :
We propose a fast WDM/TDM-PON OLT-protection method based on ONU λ-tuning to pre-assigned backup wavelength and normal MPCP without discovery procedure. The fabricated system with 40-km SMF transmission achieves protection times of under 50 ms.
Keywords :
passive optical networks; time division multiplexing; wavelength division multiplexing; λ-tuning protection scheme; MPCP; ONU λ-tuning; SMF transmission; WDM/TDM-PON OLT-protection method; backup-wavelength preassignment; distance 40 km; time 50 mus; Interrupters; Logic gates; Monitoring; Optical network units; Passive optical networks; Ports (Computers); Wavelength division multiplexing;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2015
Conference_Location :
Los Angeles, CA
