Title :
Simultaneous multi-ONU wavelength switching method for coexistence of different λ-tuning times in WDM/TDM-PON
Author :
Sugawa, Jun ; Wakayama, Koji ; Toyoda, Hidehiro
Author_Institution :
Central Res. Lab., Hitachi, Ltd., Yokohama, Japan
Abstract :
We propose OLT architecture and OLT internal control method utilizing multi wavelength-switching queues to realize simultaneous multi-ONU wavelength switching in λ-tunable WDM/TDM-PON. Suppression of latency degradation was demonstrated when ONUs of different λ-tuning times coexist.
Keywords :
passive optical networks; wavelength division multiplexing; λ-tuning; OLT architecture; OLT internal control method; WDM/TDM-PON; different λ-tuning times; latency degradation; multiONU wavelength switching method; multiwavelength switching queues; Optical switches; Tuning; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2015
Conference_Location :
Los Angeles, CA
