Title :
Co-existent downstream scheme between OOK and QAM signals in an optical access network using software-defined technology
Author :
Iiyama, Noriko ; Sang-Yuep Kim ; Shimada, Toshikazu ; Kimura, Shunji ; Yoshimoto, Naoto
Author_Institution :
NTT Access Network Service Syst. Labs., NTT Corp., Yokosuka, Japan
Abstract :
We propose a flexible multiplexing system that assigns bit of symbol in multi-level modulation and time slot dynamically in PON. And we demonstrated successfully a simultaneous downstream scheme for the proposed ONU and GE-PON/10G-EPON ONU.
Keywords :
amplitude shift keying; local area networks; multiplexing; optical modulation; passive optical networks; quadrature amplitude modulation; 10G-EPON ONU; Ethernet passive optical network; GE-PON; OOK signal; QAM signal; bit rate 10 Gbit/s; coexistent downstream scheme; flexible multiplexing; gigabit Ethernet passive optical networks; multilevel modulation; optical access network; optical network units; software-defined technology; time slot; Multiplexing; Optical network units; Passive optical networks; Quadrature amplitude modulation; Sensitivity; Software;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2012 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4673-0262-3
