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Adding Active Slot Joint Larger Broadcast Radius for Fast Code Dissemination in WSNs.

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  • 1School of Information Science and Engineering, Central South University, Changsha 410083, China. xlh950807@csu.edu.cn.

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Summary

This study introduces the Adding Active Slot joint Larger Broadcast Radius (AAS-LBR) scheme for faster code dissemination in wireless sensor networks (WSNs). AAS-LBR improves energy efficiency and reduces transmission delays by optimizing broadcast radius and active slots.

Keywords:
adding active slotcodes disseminationdelayenergy efficiencyminimum-transmission broadcastwireless sensor networks

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Area of Science:

  • Computer Science
  • Wireless Communication Networks
  • Network Protocols

Background:

  • Software Defined Network (SDN) enables code updates for enhanced functionality in sensor nodes.
  • Efficient and rapid code dissemination is a critical challenge in wireless sensor networks (WSNs).

Purpose of the Study:

  • To propose a novel scheme, AAS-LBR, for accelerating code dissemination in WSNs.
  • To enhance energy efficiency and reduce transmission delays during code updates.

Main Methods:

  • The AAS-LBR scheme leverages remaining energy in far-sink areas to increase active slots and broadcast radius.
  • It employs a pipeline-style active slot addition for continuous broadcasting along the diffusion path.
  • Active slots for non-broadcast backbone nodes are synchronized with broadcast backbone nodes to minimize dissemination time.

Main Results:

  • The AAS-LBR scheme significantly reduces transmission delay by 43.09%–78.69%.
  • It decreases the number of broadcasts by 44.51%–86.18%.
  • Overall energy efficiency is improved by approximately 24.5% compared to previous schemes.

Conclusions:

  • The AAS-LBR scheme effectively balances energy consumption and accelerates code dissemination in WSNs.
  • It demonstrates superior performance in reducing transmission delay and the number of broadcasts.
  • The proposed method optimizes code update processes in resource-constrained wireless networks.