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一种基于非合作博弈的无线传感器网络功率控制算法
引用本文:朱赟,徐友云,潘成康,管少华. 一种基于非合作博弈的无线传感器网络功率控制算法[J]. 传感器与微系统, 2012, 31(4): 127-129
作者姓名:朱赟  徐友云  潘成康  管少华
作者单位:1. 赣南师范学院物理与电子信息学院,江西赣州341000;解放军理工大学通信工程学院,江苏南京210007
2. 解放军理工大学通信工程学院,江苏南京,210007
3. 中国移动通信研究院,北京,100053
基金项目:国家自然科学基金资助项目(60972050);国家“973”计划资助项目(2009CB3020402)
摘    要:提出了一种无线传感器网络中以容量最大化为目标的非合作博弈功率控制算法。通过效益函数来选择合适的发射功率,以保证网络连通性并缓解分组碰撞状况。而后给出了对该算法纳什均衡存在性和唯一性的证明。仿真结果表明:该算法可有效提高能量效率和网络容量。

关 键 词:无线传感器网络  功率控制  博弈论  非合作博弈  纳什均衡

A power control algorithm for wireless sensor networks based on non-cooperative game
ZHU Yun , XU You-yun , PAN Cheng-kang , GUAN Shao-hua. A power control algorithm for wireless sensor networks based on non-cooperative game[J]. Transducer and Microsystem Technology, 2012, 31(4): 127-129
Authors:ZHU Yun    XU You-yun    PAN Cheng-kang    GUAN Shao-hua
Affiliation:1.School of Physics and Electronics Information,Gannan Normal University,Ganzhou 341000,China; 2.Institute of Communications Engineering,PLA University of Science and Technology,Nanjing 210007,China; 3.China Mobile Research Institute,Beijing 100053,China)
Abstract:A power control algorithm based on non-cooperative game for wireless sensor networks is presented to satisfy the requirement of maximum network capacity.Through the profit function,appropriate transmission power is chosen to confirm the network connectivity and reduce grouping collisions.The existing and uniqueness of Nash equilibrium of the algorithm is also proved.Simulation results show that the proposed algorithm can effectively improve energy efficiency and network capacity.
Keywords:wireless sensor networks(WSNs)  power control  game theory  non-cooperative game  Nash equilibrium
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