Showing 1 - 20 results of 55 for search '"underwater acoustics"', query time: 0.05s Refine Results
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    Distortion Performance of Underwater Acoustic Sensor Networks by Andrej Stefanov

    Published 2015-10-01
    “…The paper studies the distortion performance of multihop underwater acoustic sensor networks. The network is composed of bottom mounted sensor nodes and the sensor to sensor links experience Rician fading. …”
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    Alternative Approach for Combination of Fingers in Underwater Acoustic Communication by Ji-Hong Son, Eun-Hye Jeon, Ki-Man Kim, Dong-Won Lee, Tae-Doo Park

    Published 2016-04-01
    “…An underwater acoustic communication channel is time varying and has multipath propagation with bottom and surface reflection. …”
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    Balance Transmission Mechanism in Underwater Acoustic Sensor Networks by Jiabao Cao, Jinfeng Dou, Shunle Dong

    Published 2015-03-01
    “…With the rapid development of underwater acoustic modem technology, underwater acoustic sensor networks (UWASNs) have more applications in long-term monitoring of the deployment area. …”
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    Underwater Acoustic Image Encoding Based on Interest Region and Correlation Coefficient by Liu Lixin, Guo Feng, Wu Jinqiu

    Published 2018-01-01
    “…It is difficult for the conventional image compression method to achieve good compression effect in the underwater acoustic image (UWAI), because the UWAI has large amount of noise and low correlation between pixel points. …”
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    Design and Detection of Multilinear Chirp Signals for Underwater Acoustic Sensor Networks by En Cheng, Shengli Chen, Fei Yuan

    Published 2015-11-01
    “…In Underwater Acoustic Sensor Networks (UW-ASNs), some key problems have attracted more and more attention, including power consumption, performance of multiple access, and complexity of node. …”
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    Doppler Estimation Based on Frequency Average and Remodulation for Underwater Acoustic Communication by Chan-Ho Hwang, Ki-Man Kim, Seung-Yong Chun, Sang-Kook Lee

    Published 2015-11-01
    “…Underwater acoustic communication channel is time varying and has Doppler effect due to wind, sea surface roughness, and platform motion. …”
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    Loop Assisted Synchronization-Free Localization for Underwater Acoustic Sensor Networks by Song Zhang, Deshi Li, Lei Li, Zilong Liao

    Published 2014-10-01
    “…Underwater acoustic sensor networks (UASNs) have attracted significant attention recently. …”
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    Information-Theoretic Analysis of Underwater Acoustic OFDM Systems in Highly Dispersive Channels by Francois-Xavier Socheleau, Milica Stojanovic, Christophe Laot, Jean-Michel Passerieux

    Published 2012-01-01
    “…This paper investigates the signal-to-interference ratio and the achievable rates of underwater acoustic (UA) OFDM systems over channels where time and frequency dispersion are high enough that (i) neither the transmitter nor the receiver can have a priori knowledge of the channel state information and (ii) intersymbol/intercarrier interference (ISI/ICI) cannot be neglected in the information-theoretic treatment. …”
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    The Research on Improved Companding Transformation for Reducing PAPR in Underwater Acoustic OFDM Communication System by Jinqiu Wu, Gang Qiao, Xiaofei Qi

    Published 2016-01-01
    “…To solve the problem of the high peak-to-average power ratio (PAPR) in Orthogonal Frequency Division Multiplexing (OFDM) for the underwater acoustic communication system, the paper offers a method of reducing PAPR which combines the amplitude limiting and the improved nonlinear transformation. …”
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    A Novel Routing Control Technique for the Energy Hole in the Underwater Acoustic Distributed Network by Dong Xiao, Min Zhao, Ning Jia, Tong-Rui Peng, Yan Chen, Li Ma

    Published 2021-01-01
    “…The energy hole is a severe problem for underwater acoustic distributed networks in that it affects the normal operations of the network and shortens the network’s life span. …”
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