This paper derives the analytical bit error rate (BER) of orthogonal frequency division
multiplexing (OFDM) systems employing selective diversity in Rayleigh fading environments …

In mobile communication, spectrum can be sensed by using cognitive radio technology. It
can be determined in both primary and secondary forms. The main challenges used for …

This paper presents a low-complexity peak-to-average power ratio (PAPR) reduction
scheme for single-carrier frequency division multiple access (SC-FDMA) system that is …

In this paper, we present our preliminary work on the use of single objective genetic
algorithms to improve the design of multicarrier phase coded radar pulses in terms of their …

In this study, the resource blocks (RB) are allocated to user equipment (UE) according to the
evolutional algorithms for long-term evolution (LTE) systems. Particle Swarm Optimization …

Orthogonal frequency-division multiplexing (OFDM) is a promising scheme for multicarrier
(MC) transmission. The combination of OFDM and code-division multiple access (CDMA) …

In this paper, we propose an optimal biorthogonal pulses design for a biorthogonal
frequency division multiplexing (BFDM) systems operating on a time-frequency dispersive …

This paper proposes a general solution to compensate for the nonlinearity of a high power
amplifier (HPA) with memory effects in orthogonal frequency division multiplexing (OFDM) …

Optical wireless (OW) technology is attractive for short-range high-speed transmission,
especially in RF sensitive environments or where secure applications are desired. We …

Adaptive modulation is one of the recent technologies used to improve future
communication systems. Many adaptive modulation techniques have been developed for …