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Efficient Multi-Hop Communications in Bluetooth Scatternets

机译:蓝牙分散网中的高效多跳通信

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摘要

This study proposes an integrated ad hoc routing and time-slot scheduling (IARTSS) scheme to address the problem of ad hoc routing in Bluetooth networks. Our proposed scheme contains four main mechanisms to address the different facets of the problem, namely Compensation-Based Time-Slot Assignment (CTSA), Traffic Differentiation Queueing (TDQ), Adaptive Master-Slave Switching (AMSS), and an Enhanced AODV algorithm for ad hoc routing. CTSA judiciously allocates time slots to slaves based on elapsed time, utilization, and queue lengths, helping the bridge nodes to catch up with the lagging of services in pi-conets. TDQ differentiates traffic into self-originated and forwarded messages, and serves them in a dynamically adjusted adaptive ratio. AMSS calculates the time for a bridge node to stay in a piconet in a more effective way, based on utilization fraction and queue lengths. Enhanced AODV for ad hoc Routing is implemented as a routing protocol for Bluetooth scatternet. We have built a comprehensive Bluetooth simulator and performed extensive simulations to evaluate the proposed IARTSS. We find that our proposed scheme can perform well under a wide variety of practical circumstances, and provides efficient and high performance intra-piconet and inter-piconet communications.
机译:这项研究提出了一种集成的自组织路由和时隙调度(IARTSS)方案,以解决蓝牙网络中的自组织路由问题。我们提出的方案包含四个主要机制来解决该问题的各个方面,即基于补偿的时隙分配(CTSA),业务量区分排队(TDQ),自适应主从交换(AMSS)和用于以下目的的增强型AODV算法临时路由。 CTSA根据经过的时间,利用率和队列长度明智地为从属分配时隙,从而帮助网桥节点赶上pi-conets中的服务滞后。 TDQ将流量分为自发消息和转发消息,并以动态调整的自适应比率为它们提供服务。 AMSS根据利用率和队列长度,以更有效的方式计算桥接节点停留在微微网中的时间。用于ad hoc路由的增强型AODV被实现为蓝牙分散网的路由协议。我们建立了一个全面的蓝牙模拟器,并进行了广泛的仿真,以评估建议的IARTSS。我们发现,我们提出的方案可以在各种实际情况下良好地执行,并提供高效,高性能的微网内和微网间通信。

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