基于偶尔的请求和802.11网络中的强有力的调整,对环境意识的调整率
Weijie Yu1, Li Wang1, Jin Song1
1School of Software, Northwestern Polytechnical University, Xi'an 710072, China.
Sensors (Basel, Switzerland)
|September 28, 2023
概括
本研究引入了一种环境意识强大的 (EAR) 算法,以提高无线传输速率. 通过适应不断变化的条件,EAR在具有挑战性的无线电环境中提高了稳定性和吞吐量.
科学领域:
- 计算机科学 计算机科学
- 电气工程 电气工程
- 无线通信无线通信
背景情况:
- IEEE 802.11 标准提供多速率支持,但缺乏动态速率调整规格.
- 制造商特定的速率调整算法导致性能差异和解释挑战.
- 动态无线通道和低信号噪声比 (SNR) 的环境对速率适应提出了挑战.
研究的目的:
- 开发一种用于对无线电环境的认知感应的新算法.
- 为了减少无线网络中不必要的传输速率波动.
- 提出一个环境意识强大的 (EAR) 算法,以提高性能.
主要方法:
- 拟议的EAR算法使用偶尔的小包进行环境传感.
- 它实施了一种费率方案,可以动态地适应无线电环境.
- 通过在算法中的特定设计选择来增强强性.
主要成果:
- 网络模拟器NS-3被用来验证EAR的吞吐量性能.
- 在不同数量的站点,运动速度和节点距离上评估了性能.
- 与基准算法AARF,RBAR和CHARM相比,EAR表现出更高的性能.
结论:
- EAR算法在各种无线环境中显著提高了系统的稳定性和吞吐量.
- 与现有方法相比,它提供了更可靠的利率调整策略.
- 欧洲广播电台有效地应对动态频道和频谱稀缺所带来的挑战.
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