| 一种新的基于多节点网络编码的无线广播重传算法 |
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| 引用本文： | 王兴亮,卢选民,冯莎,刘亚亮.一种新的基于多节点网络编码的无线广播重传算法[J].现代电子技术,2011,34(17):51-53,56. |
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| 作者姓名： | 王兴亮 卢选民 冯莎 刘亚亮 |
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| 作者单位： | 西北工业大学电子信息学院,陕西西安,710129 |
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| 基金项目： | 2010西北工业大学研究生创业种子基金项目支持(Z2011098); 2010年国家科技重大专项项目的支持(2010ZX03003-003) |
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| 摘 要： | 提出了一种基于网络编码的无线网络广播重传算法。该算法按照包丢失分布概率的特点生成新的重传序列，采用多节点的网络编码方法进行丢失包组合实现重传。通过数学分析和仿真证明，该算法能保证接收节点的编码可解性，同时重传次数可达到局部最优性；与传统重传方法相比，该算法可以有效地减少信息包的平均传输次数，从而提高传输效率。
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| 关 键 词： | 无线网络 网络编码 广播重传机制 广播重传算法 |
New Wireless Broadcasting Retransmission Algorithm Based on Multiple Nodes Network Coding |
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| WANG Xing-liang,LU Xuan-min,FENG Sha,LIU Ya-liang.New Wireless Broadcasting Retransmission Algorithm Based on Multiple Nodes Network Coding[J].Modern Electronic Technique,2011,34(17):51-53,56. |
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| Authors: | WANG Xing-liang LU Xuan-min FENG Sha LIU Ya-liang |
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| Affiliation: | WANG Xing-liang,LU Xuan-min,FENG Sha,LIU Ya-liang(School of Electronics and Information,Northwestern Polytechnical University,Xi'an 710129,China) |
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| Abstract: | A wireless network broadcasting retransmission algorithm based on network coding is put forward in this paper.In accordance with the characteristic of packet loss distribution probability,it generates the new retransmission sequences,accomplishes the combination of lost packages,and then realizes the wireless network broadcasting retransmission by means of the multi-node network coding method.The mathematics analysis and simulation results prove that the algorithm can ensure the solvability of the codes at ... |
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| Keywords: | wireless network network coding broadcasting retransmission mechanism broadcasting retransmission algorithm |
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