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Multiconstraint-Aware Routing Mechanism for Wireless Body Sensor Networks.

Javed Iqbal Bangash¹, Abdul Waheed Khan², Asfandyar Khan¹

¹Institute of Computer Sciences and IT, The University of Agriculture, Peshawar 25000, Pakistan.

Journal of Healthcare Engineering

|April 19, 2021

Summary

This study introduces a novel routing mechanism for wireless body sensor networks (WBSNs) that enhances Quality of Service (QoS) by addressing critical factors like delay, reliability, and node overheating. The proposed strategy improves data transmission for health monitoring applications.

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Area of Science:

Biomedical Engineering
Computer Science
Network Engineering

Background:

Wireless Body Sensor Networks (WBSNs) integrate wireless sensors, pervasive computing, and biomedical engineering for monitoring applications.
Life-critical WBSN applications prioritize reliability and delay as key Quality of Service (QoS) parameters.
WBSNs face unique challenges due to the human body's physiology, including dynamic path loss and overheated sensor nodes.

Purpose of the Study:

To propose a multiconstraint-aware routing mechanism for WBSNs that addresses QoS parameters, dynamic path loss, and node overheating.
To develop a routing solution that integrates previously unaddressed issues in WBSN routing protocol designs.

Main Methods:

A modular-based, multiconstraint-aware routing mechanism was designed.
Two network frameworks (with and without relay nodes) were utilized.
Data packets were categorized based on delay and reliability constraints.
Simulations were conducted using NS-2.

Main Results:

The proposed mechanism effectively considers QoS parameters, dynamic path loss, and overheated nodes.
Simulation results demonstrate improved QoS-aware routing in WBSNs.
The strategy enhances the efficiency of data transmission for physiological parameters.

Conclusions:

The developed multiconstraint-aware routing mechanism offers a significant improvement for QoS in WBSNs.
This approach provides a robust solution for reliable and efficient health monitoring using WBSNs.
The findings highlight the importance of integrating multiple constraints into WBSN routing protocols.