Title :
A cost-effective 2.5 Gb/s/λ Bi-directional coherent UDWDM-PON with computationally-efficient DSP
Author :
Rong Hu ; Qi Yang ; Ming Luo ; Xi Xiao ; Xiao Xiao ; Haibo Li ; Shieh, William
Author_Institution :
State Key Lab. of Opt. Comm. Technol. & Networks, Wuhan, China
Abstract :
A 2.5Gb/s/λ bi-directional coherent UDWDM-PON is demonstrated with 4-ASK modulation using heterodyne detection. The frequency offset tolerance is around 6 GHz within 0.5-dB penalty, and no EDFA is needed in either ONU or OLT.
Keywords :
amplitude shift keying; digital signal processing chips; passive optical networks; wavelength division multiplexing; ASK modulation; DSP; bidirectional coherent UDWDM-PON; bit rate 2.5 bit/s; frequency offset tolerance; heterodyne detection; passive optical network; Optical attenuators; Optical mixing; Optical network units; Optical polarization; Optical receivers; Optical sensors;
Conference_Titel :
Optical Communication (ECOC), 2014 European Conference on
Conference_Location :
Cannes
DOI :
10.1109/ECOC.2014.6963946
