Space-division multiplexing for optical fiber communications

BJ Puttnam, G Rademacher, RS Luís - Optica, 2021 - opg.optica.org
Research on space-division multiplexing (SDM) came to prominence in early 2010 being
primarily proposed as a means of multiplying the information-carrying capacity of optical …

Multidimensional modulation and coding in optical transport

M Karlsson, E Agrell - Journal of Lightwave Technology, 2016 - ieeexplore.ieee.org
This paper reviews the performance of optimized modulation formats in two, four, and eight
dimensions. We present performance (lower bounds) for higher dimensions by exploiting …

Advanced space division multiplexing technologies for optical networks

W Klaus, BJ Puttnam, RS Luís, J Sakaguchi… - Journal of Optical …, 2017 - opg.optica.org
Space division multiplexing (SDM) is mainly seen as a means to increase data throughput
and handle exponential traffic growth in future optical networks. But its role is certainly more …

Time and modulation frequency dependence of crosstalk in homogeneous multi-core fibers

RS Luís, BJ Puttnam, AVT Cartaxo, W Klaus… - Journal of Lightwave …, 2016 - opg.optica.org
This study presents an evaluation of the time and modulation frequency-varying power
transfer of crosstalk in a homogeneous multi-core fiber (MCF). Experimental observations …

High capacity transmission systems using homogeneous multi-core fibers

BJ Puttnam, RS Luís, E Agrell… - Journal of Lightwave …, 2017 - opg.optica.org
We discuss optical transmission using homogeneous, single-mode, multicore fibers. We first
describe the key fiber properties that can affect transmission, such as intercore crosstalk and …

Impact of intercore crosstalk on the transmission distance of QAM formats in multicore fibers

BJ Puttnam, RS Luis, TA Eriksson… - IEEE Photonics …, 2016 - ieeexplore.ieee.org
We investigate the impact of intercore crosstalk on the achievable transmission distance of
three square quadrature amplitude modulation (QAM) formats. We show that increasing …

Discrete changes model of inter-core crosstalk of real homogeneous multi-core fibers

AVT Cartaxo, TMF Alves - Journal of Lightwave Technology, 2017 - ieeexplore.ieee.org
An analytical discrete changes model of the inter-core crosstalk (ICXT) in real homogeneous
weakly-coupled multi-core fibers (MCF)(cores with similar but different parameters) with …

[HTML][HTML] Characteristics of homogeneous multi-core fibers for SDM transmission

BJ Puttnam, RS Luís, G Rademacher, A Alfredsson… - APL photonics, 2019 - pubs.aip.org
We describe optical data transmission systems using homogeneous, single-mode, multi-
core fibers (MCFs). We first briefly discuss space-division multiplexing (SDM) fibers …

Optimal design for crosstalk analysis in 12-core 5-LP mode homogeneous multicore fiber for different lattice structure

D Kumar, R Ranjan - Optical Fiber Technology, 2018 - Elsevier
Core 5-LP mode homogeneous multicore fibers have been proposed for analysis of inter-
core crosstalk and dispersion, with four different lattice structures (circular, 2-ring, square …

High-capacity transmission over multi-core fibers

Y Awaji, J Sakaguchi, BJ Puttnam, RS Luís… - Optical Fiber …, 2017 - Elsevier
The ultimate transmission capacity of standard single-mode fiber (SSMF) is limited by fiber
nonlinearity which prevents increasing transmission power and finite amplifier bandwidth. In …