Research on cross-layer optimization for multi-channel wireless mesh networks

doi:10.3778/j.issn.1002-8331.2009.23.024

Computer Engineering and Applications ›› 2009, Vol. 45 ›› Issue (23): 85-87.DOI: 10.3778/j.issn.1002-8331.2009.23.024

• 网络、通信、安全 • Previous Articles Next Articles

Research on cross-layer optimization for multi-channel wireless mesh networks

SUN Su-yun，TANG Lin-yan

Department of Computer，Guangdong Industry Technical College，Guangzhou 510300，China

Received:2008-10-14 Revised:2008-12-29 Online:2009-08-11 Published:2009-08-11
Contact: SUN Su-yun

多信道无线网状网跨层优化研究

孙素云，唐林燕

广东轻工职业技术学院计算机系，广州 510300

通讯作者: 孙素云

Abstract

Abstract: Aiming at the capacity problem in multi-network interface card，multi-channel wireless mesh network，based on wireless channel interfere model and wireless nodes’ transmission power to be given in physical layer，a cross-layer union optimization algorithm is proposed by jointing rate control in transport layer，routing algorithm in network layer and channel assignment in MAC layer，and using the strategy of executing routing computation twice in the paper.Simulation results show that the network throughput can be improved significantly by the proposed algorithms.

Key words: wireless mesh networks, cross-layer design, channel assignment, scheduling, wireless channel

摘要： 针对多网卡多信道无线Mesh网络容量问题，基于无线信道干扰模型，在给定各节点物理层发射功率的条件下，联合考虑无线Mesh网络传输层的流速控制、网络层的路由算法和MAC层的信道分配等问题，通过采用二次路由计算策略，提出了一个跨层联合优化算法，仿真结果表示，提出的算法能提高网络吞吐量。

关键词: 无线网状网, 跨层设计, 信道分配, 调度, 无线信道

CLC Number:

TP393

SUN Su-yun，TANG Lin-yan.

Research on cross-layer optimization for multi-channel wireless mesh networks

[J]. Computer Engineering and Applications, 2009, 45(23): 85-87.

孙素云，唐林燕. 多信道无线网状网跨层优化研究[J]. 计算机工程与应用, 2009, 45(23): 85-87.

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Research on cross-layer optimization for multi-channel wireless mesh networks

多信道无线网状网跨层优化研究

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