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基于多描述编码的WMSN传输性能

DOI: 10.13190/jbupt.201206.70.fangj, PP. 70-73

Keywords: 多描述编码,无线多媒体传感器网络,性能

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Abstract:

针对无线多媒体传感器网络(WMSN)数据传输存在无线链路差、传输质量要求高等问题,提出一种基于多描述编码的传输策略.该策略利用源节点进行多描述编码,通过选择初始分发节点,形成多个转发路径.以图像传输为实例,从数据到达率、图像传输前后的对比、峰值信噪比等参数对该策略进行性能验证.仿真结果表明,该传输策略能解决无线链路不稳定性带来的问题,并保证数据传输的可靠性.

References

[1]  崔莉, 鞠海玲. 无线传感器网络研究进展[J]. 计算机研究与发展, 2005, 42(1): 163-174. Cui Li, Ju Hailing. Overview of wireless sensor networks[J]. Journal of Computer Research and Development, 2005, 42(1): 163-174.
[2]  李姗姗, 廖湘科. 基于网络编码的无线传感器网络传输方法[J]. 软件学报, 2008, 19(0): 2638-2647. Li Shanshan, Liao Xiangke. A method for multipath routing based on network coding in wireless sensor network[J]. Journal of Software, 2008, 19(0): 2638-2647.
[3]  陈婧, 蔡灿辉. 基于分层结构的多描述编码[J]. 中国图像图形学报, 2008, 13(1): 47-52. Chen Jing, Cai Canhui. Layered based multiple description coding[J]. Journal of Image and Graphics, 2008, 13(1): 47-52.
[4]  Gamal A E, Cover T. Achievable rates for multiple description [J]. IEEE Trans on Information Theory, 1982, 28(6): 851-857.
[5]  Ganesan D, Govindan R, Shenker S, et al. Highly-resilient, energy-efficient multipath routing in wireless sensor networks [J]. ACM SIGMOBILE Mobile Computing and Communications Review, 2001, 5(4): 11-25.
[6]  Popa L, Raiciu C, Stoica I, et al. Reducing congestion effects in wireless networks by multipath routing//Almeroth C K, Higashino T, eds. Proc of the ICNP. Santa Barbara: IEEE Press, 2006: 96-105.

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