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环境监测无线传感器网络节点的设计 针对环境监测的要求,开发了一种兼容型的无线传感器网络节点系统。该系统以MSP430FG4618为核心,采用 CC2420 214G射频芯片,软件上移植了德州仪器( TI) ZigBee协议栈,并在应用层开发了通信程序。该系统可以组建成稳定的网状网络,功耗低,数据传输稳定.-Environmental monitoring wireless sensor network node designed for environmental monitoring requ
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基于CC2430的低功耗Zigbee无线传感器网络节点的设计-CC2430 low-power Zigbee-based wireless sensor network node design
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To improve network spect ral efficiency , a network coding2aware met rics for wireless routing
expected coding2aware t ransmission count ( ECTX) is proposed. In general , there are two steps in cod2
ing2aware routing communication : one is findin
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ZigBee无线通信网络节点设计与组网实现implementatio-ZigBee wireless communication network node design and network implementation
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One of the most critical issues in the wireless sensor networks is the network s nodes limited availability of energy. The network lifetime strictly depends on its energy efficiency.
Clustering is a method to make the consumed energy efficient. LEA
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The proposed routing protocol for Wireless Sensor Network is hierarchical and cluster based. The protocol supports mobility in the Sensor Nodes as well as in the Sink. The entire
protocol is described in terms of two phases namely Setup Phase and D
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提出将无线传感网络通信技术用于AGV车载节点的设计,使其能够消除传统无线通信集中控制的弊端,让AGV系统内车辆之间可以自组网络通信,进而实现系统的分布式控制管理,使AGV系统的运作更智能化,提高了系统的工作效率
-Proposed wireless sensor network node communication technology for the design of AGV vehicle so that it can eliminate the traditional drawbac
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Routing and Load balancing in MANET using Particle Swarm Optimization
Abstract
Mobile Ad Hoc Networks (MANET) is a collection of wireless mobile nodes, which dynamically form a temporary network, without using any existing network infra
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Routing and Load balancing in MANET using Particle Swarm Optimization
Abstract
Mobile Ad Hoc Networks (MANET) is a collection of wireless mobile nodes, which dynamically form a temporary network, without using any existing network infra
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The cluster head is selected by the random number
generated by nodes in the hierarchical routing protocol which
is implementing Low Energy Adaptive Clustering Hierarchy
(LEACH). As a result, the cluster head may be chosen
randomly and be
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The sensor nodes of a wireless grain depot
surveillance system are deployed in crystal grids, which provide
lot of valid position information. To avoid the energy
consumption unbalance of the single hop routing model adopted
by LEACH prot
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In wireless sensor networks, the power resource of
each sensor node is limited. Minimizing energy dissipation and
maximizing network lifetime are important issues in the design
of routing protocols for sensor networks. In this paper, Cluster
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Mobile Ad hoc NETwork (MANET) comprises of nodes,
which are free to move randomly, yet cooperate to forward
packets between source and destination over a multi-hop
wireless network. Due to absence of any fi xed node, each
node acts as a
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Abstract ─ Mobile Ad Hoc Network (MANET) routing is
challenged by power and bandwidth constraints as well as
frequent topology changes to which it must adapt to and
converge quickly. Energy efficient routing protocols play an
important ro
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本文提出一种基于多维定标的无线传感器网络三维定位算法,结合RSS经验衰减模型和最短路径建立相异性矩阵,采用轻量级矩阵分解算法降低相异性矩阵分解的计算复杂性,并利用网络中存在的周期性消息将初始定位信息回送,在后台使用迭代优化算法对初始定位结果求精。仿真实验表明,在测距误差一定的情况下,该算法能够提高节点三维坐标的初始计算精度,经过集中式的优化求精后与MDS-MAP算法相比,能够明显地提高节点三维定位的精度-This paper presents a method based on multidim
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Ad-hoc networks refer to temporary networks which form for special purposes. Mobile ad-hoc networks
(MANETs) are networks which use no network assisting element for routing, but every node has the role of
router and actively participates in data
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定位技术是无线传感器网络中关键的基础支撑技术, 目前提出了许多静态网络的节点定位算
法, 移动无线传感器网络的定位研究相对较少. 针对定位节点和参考节点随机运动的网络模型, 提出了
一个基于动态网格划分的蒙特卡罗定位算法. 算法中当接收的参考节点数超过一定阈值时使用最远距
离节点选择模型, 选出部分参考节点参与定位和信息转发, 节约能耗. 接着基于选择的或所有接收的参
考节点构建采样区域, 进行网格划分, 使用网格单元数计算最大采样次数, 在采样区域内采样并使用误
差补偿的运
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一种新的基于链路质量指标或接收信号强度获取
节点相对位置的实用型高适应性定位算法，降低了无线传感网络节点定位对硬件的要求-A new index based on link quality or received signal strength for the relative position of nodes practical high adaptability positioning algorithm, reducing the wireless sensor network no
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研究移动无线传感网中的节点定位问题，分析影响蒙特卡罗定位精度的两个因素：观测值和前一时刻的位置样本集，提出一种迭代蒙特卡罗定位算-Research in mobile wireless sensor network node localization problems, analyze the impact of positioning accuracy of Monte Carlo two factors: the observed value and the location of the
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Increasing node tolerance in cluster based wireless sensor networks using fuzzy method
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