The prospects for using fiber optical parametric amplifiers (OPAs) in optical communication
systems are reviewed. Phase‐insensitive amplifiers (PIAs) and phase‐sensitive amplifiers …

Optical signal processing brings together various fields of optics and signal processing-
namely, nonlinear devices and processes, analog and digital signals, and advanced data …

Progress in developing photonic chip based optical processing devices with ultrahigh‐
bandwidth is reviewed. The unprecedented processing bandwidth of our platform based on …

We demonstrate single-laser 32.5 Tbit/s 16QAM Nyquist wavelength division multiplexing
transmission over a total length of 227 km of SMF-28 without optical dispersion …

A practical scheme to perform the fast Fourier transform in the optical domain is introduced.
Optical real-time FFT signal processing is performed at speeds far beyond the limits of …

Ultra-short-and short-reach optical interconnects are the new high growth applications for
optical communications. High capacity density, high spectral efficiency, low cost, low power …

We demonstrate an all-optical XOR logic function for 40Gb/s differential phase-shift keyed
(DPSK) data signals in the C-band, based on four-wave mixing (FWM) in a silicon nanowire …

The formation of optical solitons arises from the simultaneous presence of dispersive and
nonlinear properties within a propagation medium. Chip-scale devices that support optical …

We propose a silicon strip/slot hybrid waveguide that produces flattened dispersion of 0±16
ps/(nm∙ km), over a 553-nm wavelength range, which is 20 times flatter than previous results …

We generate 56-Gbaud PDM 16-QAM using electronic time-division multiplexing (ETDM)
and a four-level-driven I/Q modulator. The 448-Gb/s line-rate signal is transmitted over 1,200 …