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 …

With the increase of applications on underwater wireless sensor networks (UWSN),
reliability of underwater communication (UWC) has become increasingly demanding. In this …

Due to the low data rate of direct sequence spread spectrum (DSSS) underwater acoustic
communication (UAC), a higher data rate spread spectrum UAC system based on M family …

Physical properties of hydroacoustic communication channels differ essentially from those of
conventional terrestrial radio channels, the former being characterized by the long …

The hostile seawater channel condition poses research challenges of designing reliable
and efficient communication protocols for underwater acoustic sensor networks. Especially …

This paper introduces the underwater acoustic modem as implemented within the UAN-
Underwater Acoustic Network project. The low power modem has implemented turbo …

The recent years increasing interest for research on underwater communication and
networking has sparked the interest for a software defined modem (SDM). This concept has …

Acoustic propagation is characterized by three major factors: attenuation that depends on
the signal frequency, multipath propagation, and low speed of sound (1500 m/s). The …

Demand of underwater acoustic network communications is growing faster since the
development of Interest of Thing. The definition and model of underwater communication …

For underwater acoustic networks, the selection of MAC (medium access control) protocols
will greatly affect the performance of the system. such as throughput and end-to-end delay …