Complementary set sequences (CSSs) are useful for dealing with the high peak-to-average
power ratio (PAPR) problem in orthogonal frequency division multiplexing (OFDM) systems …

In this work, certain peculiarities of the dynamics of pressure waves in a liquid containing
bubbles are studied. The specification of a model of bubbly liquids with regard to acoustic …

In this letter, a general class of polyphase sequences called Generalized Zadoff-Chu (GZC)
sequences is presented, which is based on a quadratic function with real-valued …

In the last decade a combination of multiple-input multiple-output (MIMO) with orthogonal
frequency division multiplexing (OFDM) has lead to significant advancement in wireless …

Cognitive radio (CR) has been proposed as a solution for the spectrum scarcity problem.
This paper investigates single-carrier frequency division multiple access (SC-FDMA) for …

Abstract Orthogonal Frequency Division Multiplexing (OFDM) is a transceiver technology
able to achieve spectrally efficient and high data rate wireless transmissions. It is also able …

Non-contiguous orthogonal frequency division multiplexing is an adaptable multicarrier
modulation technique that achieves high data rates using non-contiguous subcarriers and …

Non-contiguous orthogonal frequency division multiplexing (NC-OFDM) is an efficient
transmission technique in cognitive radio systems. It provides high bandwidth utilization and …

Cognitive radio (CR) and opportunistic radio access came as a solution for the
underutilisation of radio resources. An expected consequence is that the interference …

Non contiguous orthogonal frequency division multiplexing (NC-OFDM) is an efficient and
adaptable multicarrier modulation scheme to be used in cognitive radio communications …