We propose a continuous-variable quantum key distribution (CVQKD) scheme at terahertz
(THz) bands based on multicarrier multiplexing (MCM) technology. In this scheme, multiple …

Photonic circuits are the key to advanced functionality in future optical systems, as they
efficiently process terabit/s data streams. This paper reviews how photonic circuit topologies …

This paper provides a simplified proof for the existence of nested lattice codebooks allowing
to achieve the capacity of the additive white Gaussian noise channel, as well as the optimal …

The optical carrier generation is the basic building block to implement all-optical orthogonal
frequency-division multiplexing (OFDM) transmission. One method to optically generate …

We report on improvements made over the past two decades to our adaptive treecode N-
body method (HOT). A mathematical and computational approach to the cosmological N …

We experimentally demonstrate an 8 x 12.5 Gbit/s all-optical orthogonal frequency-division
multiplexing (AO-OFDM) system using arrayed waveguide gratings (AWGs), which perform …

We demonstrate that the optical Fourier transform and cyclic prefix in an all-optical OFDM
transmitter can be simultaneously implemented using a liquid crystal on silicon wavelength …

The technologically-relevant task of feature extraction from data performed in deep-learning
systems is routinely accomplished as repeated fast Fourier transforms (FFT) electronically in …

A radio-over-fiber system capable of very spectrally efficient data transmission and based on
multiple-input multiple-output (MIMO) and orthogonal frequency-division multiplexing …

We propose orthogonal frequency-division multiplexing (OFDM), as a spectrally efficient
multiplexing technique, for quantum key distribution at the core of trusted-node quantum …