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基于虚拟位置的无线传感器网络环路由协议 被引量:2
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作者 施磊 张晨曦 《计算机应用》 CSCD 北大核心 2009年第1期28-31,共4页
无线传感器网络中节点的能源和处理能力受限,难以提供大规模的、以数据为中心的服务。为了解决以上问题,提出了一个基于虚拟位置的环路由协议。此协议使用分布式哈希表管理数据。虚拟位置概念的引入减少了冗余的路由信息并优化了路由的... 无线传感器网络中节点的能源和处理能力受限,难以提供大规模的、以数据为中心的服务。为了解决以上问题,提出了一个基于虚拟位置的环路由协议。此协议使用分布式哈希表管理数据。虚拟位置概念的引入减少了冗余的路由信息并优化了路由的路径,从而减轻了节点的负担并提升了数据传送的效率。根据仿真结果以及与相关协议的对比,证明了此协议的有效性和可扩展性。 展开更多
关键词 无线传感器网络 虚拟位置 环路由协议 分布式哈希表
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DECLARATIVE HYBRID ROUTING PROTOCOLS IN AD HOC NETWORKS
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作者 Gao Xiang Li Zhongyuan Wang Min 《Journal of Electronics(China)》 2013年第4期341-351,共11页
This paper presents adaptive hybrid protocols based on the declarative network and mainly discusses the principle and realization of the Bayesian-estimation based adaptive hybrid protocol in the declarative network, w... This paper presents adaptive hybrid protocols based on the declarative network and mainly discusses the principle and realization of the Bayesian-estimation based adaptive hybrid protocol in the declarative network, which is well adapted to the Mobile Ad hoc NETwork (MANET). The adaptive hybrid protocol is designed for ad hoc networks which have characteristics like self-organizing, no trusted party, flexibility, etc. The nodes that run the hybrid protocol can automatically select one routing protocol that is suitable for different network environment. The Bayesian-estimation based adaptive strategy, that improves the adaptability and stability of the protocol, succeeds in the Rapidnet, a declarative network engine. The result in the Rapidnet proves that the hybrid protocol and the adaptive strategy are feasible. The experiment on the ns-3 simulator, an emerging discrete-event network simulator, validates that this protocol performs well and reduces communication overheads. 展开更多
关键词 Declarative network Bayesian estimation Hybrid routing protocol Adaptive strategy Mobile Ad hoc NETwork (MANET)
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