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McMAC: towards a MAC protocol with multi-constrained QoS provisioning for diverse traffic in Wireless Body Area
Muhammad Mostafa Monowar1, Mohammad Mehedi Hassan, Fuad Bajaber
1Department of Information Technology, Faculty of Computing and Information Technology, King AbdulAziz University, 21589 Jeddah, Saudi Arabia. hemal.cu@gmail.com
Sensors (Basel, Switzerland)
|December 4, 2012
Summary
This study introduces McMAC, a novel MAC protocol for Wireless Body Area Networks (WBANs). McMAC ensures multi-constrained Quality of Service (QoS) for diverse applications while maintaining energy efficiency.
Area of Science:
- Wireless Body Area Networks (WBANs)
- Network Protocols
- Quality of Service (QoS)
Background:
- Resource-constrained WBANs face challenges in providing multi-constraint QoS (delay, reliability) and energy efficiency for heterogeneous applications.
- Existing MAC protocols struggle to meet diverse traffic demands in WBANs.
Purpose of the Study:
- To propose McMAC, a novel MAC protocol designed for multi-constrained QoS provisioning in WBANs.
- To address the challenges of diverse application requirements, delay, reliability, and energy efficiency in WBANs.
Main Methods:
- McMAC classifies traffic based on multi-constrained QoS demands.
- Introduces a novel superframe structure utilizing a "transmit-whenever-appropriate" principle.
- Implements a novel emergency packet handling mechanism for prioritized delivery.
Main Results:
- McMAC effectively classifies traffic and adapts transmission periods based on QoS requirements.
- The emergency packet handling ensures minimal delay and maximal reliability for critical data.
- Analytical modeling and simulations confirm McMAC's performance.
Conclusions:
- McMAC successfully guarantees delay and reliability for specific traffic classes in WBANs.
- The protocol achieves the desired QoS provisioning while maintaining energy efficiency.
- McMAC offers a viable solution for QoS management in resource-constrained WBANs.
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