A novel scheme for an ultrahigh-speed all-optical half adder based on four-wave mixing
(FWM) in semiconductor optical amplifiers (SOAs) is proposed. This scheme is free of …

A detailed numerical investigation of polarization-independent quantum dot InAs/GaAs
semiconductor optical amplifier (PIQS) based on a technique called mode propagation …

A numerical model that accounts for the effects of the amplified spontaneous emission (ASE)
on the carrier dynamics in a travelling wave semiconductor optical amplifier is presented …

In this paper, we reported a reflective semiconductor optical amplifier (RSOA), in which the
input light propagates and reflects back to the input port after amplifying twice through its …

Simultaneous conversion of the two orthogonal phase components of an optical input to
different output frequencies has been demonstrated by simulation and experiment. A single …

Two mechanisms that can make frequency conversion based on nonlinear mixing
dependent on the phase of the input signal are identified. A novel phase-to-polarization …

Solitons all-optical logic NAND and XNOR gates using semiconductor optical amplifiers-
assisted Mach–Zehnder interferometers are computationally analyzed at a data rate of 80 …

Reflective semiconductor optical amplifier (RSOA) is considered a strong candidate to play
an important role in realizing the next generation wavelength division multiplexing passive …

We perform a theoretical investigation of two modeling approaches for the amplified
spontaneous emission (ASE) noise of a semiconductor optical amplifier (SOA), namely a …

In this paper, we propose a novel scheme for ultrafast multifunctional all-optical logic gates,
which can achieve not only simple logic gates including AND, NOR, Smacr 1 Smacr 2 …