The performance of underwater communication system is influenced on channel
characteristic. Delay spread cause by reverberation and multi-path happen the ISI (Inter …

The performance of underwater wireless communication system is influenced on channel
characteristic. Especially, a delay spread cause by reverberation and multi-path happen the …

In recent years, researches on various communication methods have been conducted,
particularly on OFDM (Orthogonal Frequency Division Multiplexing) and CDMA (Code …

This paper compares and analyzes advantages and disadvantages of CDMA (code division
multiple access) and OFDM (orthogonal frequency division multiplexing) transmission …

This paper is about the underwater acoustic (UWA) communication using orthogonal signal
division multiplexing (OSDM) in shallow water, whose environment is time spread and …

Underwater acoustic (UWA) communication is still a challenging area of research, as
methods to deal with large intersymbol interference and Doppler spread are needed. We …

Due to multipath propagation and frequency selective fading, there are many obstacles for
reliable and high data rate underwater acoustic (UWA) communication. OFDM is an …

The major constraint on the performance of orthogonal frequency division multiplexing
(OFDM) based underwater acoustic (UWA) communication is to keep subcarriers …

The application of underwater acoustic communication is more and more widely, but the
problems of the limited channel bandwidth, strong noise, and strong multi-path and other …

The Orthogonal Frequency Division Multiplexing (OFDM) technique is an effective method
for suppressing multi-paths interference of underwater acoustic (UWA) channels. In this …