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An AUV-Aided Cross-Layer Mobile Data Gathering Protocol for Underwater Sensor Networks.

Faisal Abdulaziz Alfouzan1, Seyed Mohammad Ghoreyshi2, Alireza Shahrabi3

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This study introduces a Cross-Layer Mobile Data gathering (CLMD) scheme for Underwater Sensor Networks (UWSNs). CLMD enhances data collection and network longevity by integrating MAC and routing layers with an Autonomous Underwater Vehicle (AUV).

Keywords:
MAC algorithmsautonomous underwater vehiclescross-layer routingdistributed clustering approachunderwater sensor networks

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Area of Science:

  • Computer Science
  • Marine Technology
  • Network Engineering

Background:

  • Underwater Sensor Networks (UWSNs) are crucial for aquatic environment monitoring.
  • Acoustic communication in UWSNs faces challenges like high propagation delay and low bandwidth.
  • Cross-layer protocols are needed to improve reliability and flexibility in UWSN communications.

Purpose of the Study:

  • To present a novel Cross-Layer Mobile Data gathering (CLMD) scheme for UWSNs.
  • To enhance network performance, focusing on packet delivery and energy efficiency.
  • To prolong network lifetime through dynamic cluster head replacement.

Main Methods:

  • Implemented a distributed cross-layer solution integrating MAC and routing layers.
  • Utilized an Autonomous Underwater Vehicle (AUV) for periodic data collection from clusters.
  • Employed dynamic cluster head replacement to extend network operational duration.
  • Evaluated network performance under various MAC protocols and node densities.

Main Results:

  • CLMD scheme demonstrated significant improvements in energy saving.
  • Network lifetime was extended through the proposed cluster head rotation mechanism.
  • Packet delivery ratio showed notable enhancement with the CLMD scheme.
  • Performance analysis under different MAC protocols confirmed efficiency gains.

Conclusions:

  • The CLMD scheme effectively addresses UWSN communication challenges.
  • The integration of cross-layer design with AUV-assisted data gathering optimizes UWSN performance.
  • The proposed approach offers a viable solution for reliable and energy-efficient underwater data collection.