Abstract Space division multiplexing (SDM) is a promising optical network solution with the
scaling potential to overcome the possible capacity crunch problem in backbone networks …

The Kramers-Kronig (KK) receiver has recently drawn a great deal of attention due to its
capability of retrieving the phase information from the directly-detected intensity waveforms …

In recent years, space-division multiplexing (SDM) technology, which involves transmitting
data information on multiple parallel channels for efficient capacity scaling, has been widely …

We present an ultra-broadband and low-modal-crosstalk mode multiplexer based on
cascaded vertical directional couplers formed by adiabatic-tapered waveguides without …

We focus on dynamic lightpath provisioning in translucent spectrally spatially flexible optical
networks (SS-FONs) operating with multi-core fibers and realizing spectral super-channel …

As an indispensable part to compensate for the signal crosstalk in fiber communication
systems, conventional digital multi-input multi-output (MIMO) signal processor is facing the …

We proposed and numerically investigated a new circular hollow photonic crystal fiber made
of LiNbO3 as the high-index ring material with silica as the background layer supporting …

Massive-MIMO systems can achieve high capacities and data rates by increasing the
number of operational antennas in the base station. As more antenna elements are …

Integrated reconfigurable optical unitary converters (OUCs) are crucial in realizing all-optical
spatial mode demultiplexing for mode-division-multiplexed transmission systems and …

Dual-polarization (DP) arbitrary optical unitary processor (OUP) is a critical device to realize
an energy-efficient multi-input-multi-output (MIMO) process of mode-division multiplexed …