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Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit
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Prioritized Shortest Path Computation Mechanism (PSPCM) for wireless sensor networks.

Innocent Uzougbo Onwuegbuzie1,2, Shukor Abd Razak1, Ismail Fauzi Isnin1

  • 1School of Computing, Faculty of Engineering, Universiti Teknologi Malaysia, Skudai, Johor, Malaysia.

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Summary
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The Prioritized Shortest Path Computation Mechanism (PSPCM) improves Internet of Things (IoT) routing by prioritizing data packets in Wireless Sensor Networks (WSNs). This enhances performance and extends battery life for heterogeneous data traffic.

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Area of Science:

  • Computer Science
  • Network Engineering
  • Wireless Communication

Background:

  • The Routing Protocol for Low-power and Lossy Networks (RPL) is standard for Internet of Things (IoT) Wireless Sensor Networks (WSNs).
  • RPL's standard Objective Functions (OFs) do not handle heterogeneous data priorities, leading to inefficiencies.
  • This results in suboptimal network performance and power management for time-sensitive and delay-tolerant data.

Purpose of the Study:

  • To propose a novel mechanism for prioritizing heterogeneous data packets in RPL-enabled WSNs.
  • To address inefficient power management issues associated with varied data priorities.
  • To enhance overall network performance and operational lifetime.

Main Methods:

  • Introduction of the Prioritized Shortest Path Computation Mechanism (PSPCM).
  • PSPCM classifies and prioritizes data streams based on their urgency.
  • The mechanism computes shortest and power-efficient paths tailored to data priorities.

Main Results:

  • PSPCM achieved an average Packet Delivery Ratio (PDR) of 91.49%.
  • Average power consumption was reduced to 1.37mW.
  • The mechanism effectively accommodates data with varying priorities, improving battery saving.

Conclusions:

  • PSPCM offers a superior solution for routing heterogeneous data in WSNs compared to existing mechanisms.
  • The proposed mechanism enhances network efficiency, battery longevity, and performance for IoT applications.
  • PSPCM ensures that routing paths meet the specific needs of prioritized data streams.