We propose ultra compact all-optical XOR, XNOR, NAND and OR gates based on photonic
crystal multi-mode interference waveguides for binary-phase-shift-keyed signals. The logic …

Photonic crystals are considered as the suitable structures for creating all-optical processors
because of low loss and high capability in guiding and controlling the light. This paper …

In this paper, we introduce new designs of all-optical OR, AND, XOR, NOT, NOR, NAND and
XNOR logic gates based on the interference effect. The designs are built using 2D square …

We report a new configuration of all-optical logic gates based on two-dimensional (2D)
square lattice photonic crystals (PCs) composed of silicon (Si) rods in Silica (SiO 2). The …

We propose a new configuration of interference based OR, XOR, NOT and AND optical logic
gates on a two dimensional square lattice photonic crystal (PhC) platform. The working of …

Based on photonic crystal ring resonators and nonlinear Kerr effect in this paper, we
proposed a 2* 4 all optical decoder switch. Our proposed structure has two logic input ports …

In this paper we proposed optical NOR and NAND gates. By combining nonlinear Kerr effect
with photonic crystal ring resonators first we designed a structure, whose optical behavior …

The paper introduces a novel all optical active high 2× 4 decoder based on 2D photonic
crystals (PhC) of silicon rods with permittivity of ε= 10.1× 10− 11 farad/m. The main structure …

All-optical logic gates (AO-LGs) are the key elements that play a pivotal role in the
development of future all-optical networks and all-optical computing. A complete overview of …

The performance of an ultra-compact all-optical D flip-flop using photonic crystal
waveguides is numerically analyzed and examined by optimized parameters such as …