Widely tunable burst mode digital coherent receiver with fast reconfiguration time for 112 Gb/s DP-QPSK WDM networks

R Maher, DS Millar, SJ Savory… - Journal of lightwave …, 2012 - ieeexplore.ieee.org
A widely tunable burst mode digital coherent receiver is implemented in a 112 Gb/s DP-
QPSK WDM system. The receiver performance is validated in a 24-channel WDM test-bed …

Burst mode receiver for 112 Gb/s DP-QPSK with parallel DSP

BC Thomsen, R Maher, DS Millar, SJ Savory - Optics express, 2011 - opg.optica.org
A burst mode 112Gb/s DP-QPSK digital coherent optical receiver with parallel DSP suitable
for implementation in a CMOS ASIC with a 218.75 MHz clock speed is presented. The …

Directly modulated and fully tunable hybrid silicon lasers for future generation of coherent colorless ONU

G De Valicourt, A Le Liepvre, F Vacondio… - Optics …, 2012 - opg.optica.org
We propose and demonstrate asymmetric 10 Gbit/s upstream-100 Gbit/s downstream per
wavelength colorless WDM/TDM PON using a novel hybrid-silicon chip integrating two …

Advantages of coherent detection in reflective PONs

R Gaudino - Optical Fiber Communication Conference, 2013 - opg.optica.org
Advantages of Coherent Detection in Reflective PONs Page 1 OM2A.1.pdf OFC/NFOEC
Technical Digest © 2013 OSA Advantages of Coherent Detection in Reflective PONs Roberto …

Improved energy efficiency for optical transport networks by elastic forward error correction

A Rasmussen, MP Yankov, MS Berger… - Journal of Optical …, 2014 - opg.optica.org
In this paper we propose a scheme for reducing the energy consumption of optical links by
means of adaptive forward error correction (FEC). The scheme works by performing on the …

Fast switching burst mode receiver in a 24-channel 112Gb/s DP-QPSK WDM system with 240km transmission

R Maher, DS Millar, SJ Savory… - National Fiber Optic …, 2012 - opg.optica.org
Conference title, upper and lower case, bolded, 18 point type, centered Page 1 Fast Switching
Burst Mode Receiver in a 24-Channel 112Gb/s DP-QPSK WDM System with 240km …

Blind, fast and SOP independent polarization recovery for square dual polarization–MQAM formats and optical coherent receivers

M Chagnon, M Osman, X Xu, Q Zhuge, DV Plant - Optics Express, 2012 - opg.optica.org
We present both theoretically and experimentally a novel blind and fast method for
estimating the State of Polarization (SOP) of a single carrier channel modulated in square …

Fast wavelength switching digital coherent OFDM transceiver

R Maher, K Shi, SJ Savory… - … and Exhibition on …, 2013 - ieeexplore.ieee.org
Digital dynamic frequency offset removal and DC pilot tone assisted phase noise
compensation enables the use of commercially available DS-DBR lasers as both the …

Data receiving and sending methods and apparatuses and system

M Li, D Ning, Q Xue, G Gong - US Patent 9,749,721, 2017 - Google Patents
The present invention discloses data receiving and sending methods and apparatuses and
a system, and relates to the field of communications technologies. The data receiving …

A low-complexity, low-cycle-slip-probability, format-independent carrier estimator with adaptive filter length

A Meiyappan, H Kim, PY Kam - Journal of lightwave technology, 2013 - ieeexplore.ieee.org
We present a low-complexity carrier estimator with an effective filter length that automatically
adapts according to the signal-to-noise ratio, laser-linewidth-symbol-duration product …