Coherent Nyquist UDWDM-PON with digital signal processing in real time

RM Ferreira, JD Reis, SM Rossi, SB Amado… - Journal of Lightwave …, 2016 - opg.optica.org
Nyquist shaping UDWDM-PON combined with digital coherent optical systems has been
recently proposed as a promising technology for future optical access networks. In this …

Real-time coherent UDWDM-PON with dual-polarization transceivers in a field trial

M Luo, J Li, T Zeng, L Meng, L Xue, L Yi… - Journal of optical …, 2019 - opg.optica.org
We propose a coherent ultra-dense wavelength-division multiplexing passive optical
network (UDWDM-PON) scheme for symmetrical operations between the uplink and …

Real-time bidirectional coherent Nyquist UDWDM-PON coexisting with multiple deployed systems in field-trial

A Shahpari, RM Ferreira, FP Guiomar… - Journal of Lightwave …, 2016 - opg.optica.org
We experimentally characterize a bidirectional 2.5 Gb/s UDWDM-PON system based on
Nyquist shaped DQPSK with digital signal processing in real time. The optical distribution …

Field-trial of a real-time bidirectional UDWDM-PON coexisting with GPON, RF video overlay and NG-PON2 systems

RM Ferreira, A Shahpari, FP Guiomar… - 2015 European …, 2015 - ieeexplore.ieee.org
We report a field-trial of bidirectional coherent Nyquist UDWDM-PON using off-the-shelf real-
time FPGA-based transceivers, coexisting with GPON, RF Video and NG-PON2. A sensitivity …