At present, photonic crystals (PhCs) are used to design various combinational and
sequential circuits. In this paper, an all-optical one-bit magnitude comparator is proposed …

Performance at 15 Gbps of Phase Modulated signals for Star, tree and mesh optical network
topologies are investigated using optimized Raman-EDFA Hybrid Optical Amplifier. Number …

This paper investigates the performance of star–ring hybrid topology networks with optical
add and drop multiplexer (OADM) in dense wavelength division multiplexing (DWDM) …

A full-duplex self-recovery optical fibre transport system is proposed on the basis of a novel
passive single-line bidirectional optical add/drop multiplexer (SBOADM). This system aims …

In this paper, we have simulated an optical 32 channel WDM system with 10 Gbps data rate
for various hybrid amplifiers at varying lengths. Stand-alone EDFA gives better performance …

Optical time-division multiplexing (OTDM) updates the well-known technique of electrical
time-division multiplexing into the optical domain. In OTDM, optical data streams are …

Maximal multicast stream algorithm based on network coding (NC) can improve the
network's throughput for wavelength-division multiplexing (WDM) networks, which however …

Abstract Optical Add Drop Multiplexer (OADM) has capability to add & drop the new
channels and provides the wavelength routing between the topologies. In this paper, the …

This paper demonstrates the transformation of 20 Gbps DWDM system to 160 Gbps system
using Add/drop multiplexer with couplers for enhancing the capacity of system. In this paper …

In this study, we explore how to use amplification methods to enhance the DWDM system's
transmission qualities. Changing the kind of optical amplifier used or modifying the …