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Enhanced 3-D GM-MAC Protocol for Guaranteeing Stability and Energy Efficiency of IoT Mobile Sensor Networks
Yoonkyung Jang1, Ahreum Shin1, Intae Ryoo2
1Determent of Computer Science and Engineering, Kyung Hee University, Gyeonggi-do 17104, Korea.
Sensors (Basel, Switzerland)
|July 26, 2019
Summary
This study enhances the 3-dimensional group management medium access control (3-D GM-MAC) protocol for wireless sensor networks. Proposed methods improve stability and transmission, significantly boosting energy efficiency and reducing data loss in IoT environments.
Area of Science:
- Computer Science
- Electrical Engineering
- Networking
Background:
- Energy efficiency is critical for wireless sensor networks (WSNs) due to limited sensor node power.
- The 3-dimensional group management medium access control (3-D GM-MAC) protocol offers energy efficiency for Internet of Things (IoT) applications but faces stability challenges.
Purpose of the Study:
- To propose and evaluate methods for enhancing the stability and transmission performance of the 3-D GM-MAC protocol.
- To address data loss and collection rate issues while maintaining energy efficiency.
Main Methods:
- Introduction of a novel buffer management scheme for sensor nodes.
- Implementation of a priority system for fixed sensor nodes in group number assignment.
- Development of an advanced group number management scheme.
Main Results:
- The new buffer threshold maintained similar energy efficiency but improved data loss and collection rates.
- Using fixed sensor nodes reduced group number resets by 43.4% and increased energy efficiency by 10%.
- Advanced group number management boosted energy efficiency by 23.4%, with combined methods showing a 48.9% improvement.
Conclusions:
- The proposed enhancements significantly improve the stability and performance of 3-D GM-MAC for WSNs.
- These advancements are crucial for reliable and efficient data collection in non-real-time IoT applications.
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