Driven by the huge demand to explore oceans, underwater wireless communications have
been rapidly developed in the past few decades. Due to the complex physical characteristics …

Doppler scale estimation is one critical step needed by the resampling operation in acoustic
communication receivers. In this paper, we compare different Doppler scale estimation …

Multiple-input-multiple-output (MIMO) system offers a promising way for high data rate
communication over bandwidth-limited underwater acoustic channels. However, MIMO …

Frequency-domain equalization (FDE) is a computationally efficient method to recover
underwater acoustic single-carrier transmissions in a multipath environment. The FDE …

Orthogonal frequency division multiplexing (OFDM) is recently drawing more and more
attention for its high bandwidth efficiency over underwater acoustic (UWA) channels …

Multiple-input–multiple-output (MIMO) communication systems utilize multiple transmitters to
send different pieces of information in parallel. This offers a promising way to communicate …

Recently significant progress has been made on point-to-point underwater acoustic
communications, and the interest has grown on the application of those techniques in …

Abstract Orthogonal Frequency Division Multiplexing (OFDM) has drawn comprehensive
attention due to its capability of achieving high data rate and high spectrum efficiency in …

Direct-sequence (DS) code-division-multiple-access (CDMA) signaling allows multiple users
to communicate simultaneously over the same bandwidth at the expense of a reduced rate …

A high frequency acoustic experiment was conducted in the northern portion of the Gulf of
Mexico in August 2016 to examine the operating range, data rates, and performance of …