Underwater acoustic communication using orthogonal signal division multiplexing with windowing

Y Tabata, T Ebihara, H Ogasawara… - Japanese Journal of …, 2022 - iopscience.iop.org
Underwater acoustic (UWA) communication is an essential technology that supports
underwater surveys by transmitting images and movies wirelessly. However, UWA …

Doppler-resistant orthogonal chirp division multiplexing with multiplex resampling for mobile underwater acoustic communication

P Zhu, G Yang, W Chen, X Xu, Y Chen - IEEE Access, 2022 - ieeexplore.ieee.org
Mobile underwater acoustic communication technology has been widely employed in
marine measurement and offshore engineering. The irregular relative motion between the …

Design of a hemispherical compound eye lens consisting of a concave meniscus for underwater acoustic communication

Y Sato, T Ebihara, K Mizutani… - Japanese Journal of …, 2022 - iopscience.iop.org
Multi-user underwater acoustic communication is expected to support efficient and reliable
underwater exploration by networking devices in oceans. However, crosstalk occurs when …

Underwater acoustic communication using orthogonal signal division multiplexing scheme with time diversity

T Ebihara, H Ogasawara… - Japanese Journal of …, 2016 - iopscience.iop.org
In this paper, an underwater acoustic (UWA) communication scheme for mobile platforms is
proposed. The proposed scheme is based on the orthogonal signal division multiplexing …

Enhancing azimuth estimation in low-resolution underwater acoustic lens systems for advanced communication and positioning

Y Sato, T Ebihara, N Urasaki, K Mizutani… - Japanese Journal of …, 2024 - iopscience.iop.org
Here we aimed to enhance azimuth estimation to accurately locate a communication
partner's position by utilizing a low-resolution underwater acoustic lens system for …

Measurement of distance and speed between transmitter and receiver using the propagation time of underwater acoustic communication signals with orthogonal …

R Ishijima, T Ebihara, N Wakatsuki… - Japanese Journal of …, 2024 - iopscience.iop.org
This paper proposes a procedure for measuring transmitter–receiver (Tx–Rx) distance using
acoustic communication signals to realize communication and positioning underwater with …

[HTML][HTML] Analysis of the Development Status of Mobile Communication Engineering Managemen

T Zhang, H Wu, X Chen - Voice of the Publisher, 2024 - scirp.org
Purpose: This study aims to reveal the current global overview of the development of mobile
communication engineering management. Method: The research team started from reality …

Mathematical modeling of underwater signal anomaly perception based on multi-sensor data fusion

X Ge, X Zhu - Journal of Computational Methods in Sciences …, 2023 - content.iospress.com
There is a lot of interference in underwater environment, which can affect underwater signal
transmission. For this reason, an abnormal perception model of underwater signals based …