Frequency combs are optical spectra composed of a set of discrete equally spaced lines.
Such spectra can be generated by diverse sources such as mode-locked lasers, resonators …

Elastic optical networks (EON) have been proposed to meet the network capacity and
dynamicity challenges. Hardware and software resource optimization and re-configurability …

Spectrum congestion and demand for higher data rates are driving a push towards higher
carrier frequencies in wireless communications, necessitating sources of exceptionally pure …

There has been an increasing interest in photonic generation of RF signals in the millimeter‐
wave (30 GHz∼ 300 GHz) and/or terahertz‐wave (0.1 THz∼ 10 THz) regions, and …

We experimentally demonstrate the use of optical frequency combs (OFCs), generated by a
photonic integrated circuit (PIC), in a flexible optical distribution network based on fiber …

The cognitive radio paradigm for developing next-century wireless communication systems
is rapidly entering the mainstream, and various aspects of it are currently being applied in …

A novel approach to generating an optical frequency comb based on repeated frequency
shifting is proposed and experimentally demonstrated. The frequency shifting is …

Research on millimeter waves and/or terahertz waves, which cover the frequency range
from 30 GHz to 10 THz, has lately increased since the nature of these electromagnetic …

A recirculating loop that includes an acousto-optic frequency shifter (AOFS) constitutes a
versatile procedure to generate an optical frequency comb (OFC) from a continuous wave …

We present a continuously tunable optical frequency comb generator (OFCG), with comb
lines spanning over 3.8 THz which, to the best of our knowledge, is the widest span yet …