Filters








5,814 Hits in 7.3 sec

On-line joint QoS routing and channel assignment in multi-channel multi-radio wireless mesh networks

Bahador Bakhshi, Siavash Khorsandi, Antonio Capone
2011 Computer Communications  
We study the problem of on-line joint QoS routing and channel assignment for performance optimization in multi-channel multi-radio wireless mesh networks, which is a fundamental issue in supporting quality  ...  Our proposed solution is composed of a routing algorithm that finds up to k but not necessarily feasible paths for each demand and an on-demand channel (re)assignment algorithm that adapts network resources  ...  Notations used through the paper are denoted in Table 1 . Assumptions We consider IEEE 802.11 based multi-channel multi-radio wireless mesh networks.  ... 
doi:10.1016/j.comcom.2011.02.001 fatcat:w3pbgugyvfb4pg22ajxud525tu

On channel assignment and multicast routing in multi-channel multi-radio wireless mesh networks

Mohsen Jahanshahi, Mehdi Dehghan, Mohammad Reza Meybodi
2013 International Journal of Ad Hoc and Ubiquitous Computing  
conferencing, distance learning and other forms of content distributing over Multi-Channel Multi-Radio Wireless Mesh Networks (MCMR WMNs).  ...  The simulation results demonstrate that our cross-layer design outperforms the Level Channel Assignment (LCA), Multi-Channel Multicast (MCM), the Genetic Algorithm (GA), Simulated Annealing (SA) and the  ...  ) (continued) Table 1 Existing 1 multicast designs for Multi-Channel Multi-Radio Wireless Mesh Networks Ref.  ... 
doi:10.1504/ijahuc.2013.052866 fatcat:77vjarevsfgfhnxlok4bsniik4

A mathematical formulation for joint channel assignment and multicast routing in multi-channel multi-radio wireless mesh networks

M. Jahanshahi, M. Dehghan, M.R. Meybodi
2011 Journal of Network and Computer Applications  
A mathematical formulation for joint channel assignment and multicast routing in multi-channel multi-radio wireless mesh networks.  ...  A mathematical formulation for joint channel assignment and multicast routing in multi-channel multi-radio wireless mesh networks. J Network Comput Appl (2011),  ...  Also we would like to express our gratitude to Vesal Hakami for his care in helping with English editing of the manuscript.  ... 
doi:10.1016/j.jnca.2011.01.003 fatcat:q5ebkadxjzhudfvkcbouuuclna

A cross-layer optimization framework for joint channel assignment and multicast routing in multi-channel multi-radio wireless mesh networks

Mohsen Jahanshahi, Mehdi Dehghan, Mohammad Reza Meybodi
2016 International Journal of Computer Mathematics  
Existing literature on multicast routing protocols in wireless mesh networks (WMNs) from the view point of the links involved in routing are divided into two categories: schemes aiming at the NP-hard problem  ...  The proposed framework in this paper is placed in the second category. In Multi-Channel Multi-Radio WMNs (MCMR WMNs), each node is equipped with multiple radios, each tuned on a different channel.  ...  Conclusion and future works In this paper, the cross-layer problem of multicast routing in the context of multi-channel multi-radio wireless mesh networks has been dealt with a rigorous network-coding-based  ... 
doi:10.1080/00207160.2016.1227431 fatcat:234hf6y67vgx7bzjg44dpzr7ci

Joint channel assignment and routing for throughput optimization in multi-radio wireless mesh networks

Mansoor Alicherry, Randeep Bhatia, Li (Erran) Li
2005 Proceedings of the 11th annual international conference on Mobile computing and networking - MobiCom '05  
Efficient channel assignment and routing is essential for throughput optimization of mesh clients.  ...  Unlike previous heuristic approaches, we mathematically formulate the joint channel assignment and routing problem, taking into account the interference constraints, the number of channels in the network  ...  Joint Channel Assignment and Routing for Throughput Optimization in Multiradio Wireless Mesh Networks Mansoor Alicherry, Randeep Bhatia, and Li Erran Li Abstract-Multihop infrastructure wireless mesh networks  ... 
doi:10.1145/1080829.1080836 dblp:conf/mobicom/AlicherryBL05 fatcat:pobcxwhbyzhurkmp7javhmybly

Being Opportunistic or Being Concurrent -- On Designing Channel Assignment Algorithms in Multi-Radio, Multi-Channel Wireless Mesh Networks

Fan Wu, Vijay Raman, Nitin Vaidya
2010 2010 7th Annual IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks (SECON)  
CONCLUSION In this abstract, we have studied the problem of channel assignment in multi-radio, multi-channel wireless mesh networks, considering the support of opportunistic routing technique.  ...  Although a considerable amount of work has been done on multi-radio, multi-channel assignment in wireless mesh networks (e.g. , [3] , [6] , [8] , [13] - [15] ), there are important questions remaining  ... 
doi:10.1109/secon.2010.5508210 dblp:conf/secon/WuRV10 fatcat:57ldbakstvcmffzkbu3lxbjdva

Distributed Efficient Channel Allocation Technique for Multi-Radio Multichannel Interference-aware Multi-path Routing Protocol in Wireless Mesh Networks

Shreenidhi. P.L,, Puttamadappa. C
2015 International Journal of Engineering Research  
An effort has been made to design and develop a distributed, self healing, self stabilizing protocol that's assigns channels to mesh nodes in large wireless mesh networks.  ...  The distributed channel assignment algorithm improves the capacity of the networks by an average of 25% in comparison to a homogenous channel assignment.  ...  There are many efforts seen to maximize the network throughput in a multi channel multi radio wireless mesh networks.  ... 
doi:10.17950/ijer/v4s8/805 fatcat:na6bovae6ndc5oxxtvlrrqtsdq

D-LAJOA : Dynamic Load Aware Joint Optimal Algorithm in Multi-Radio Multi-Channel Wireless Mesh Networks

Zhang Yong, Liu Han, Ma Wenjie, Liu Kai-ming, Li Nan
2017 Electrical and Electronics Engineering An International Journal  
, adjustable weighting factor β and the joint routing metrics.  ...  Considering interference suppression, load balancing, channel allocation and routing optimization design, we propose a dynamic load joint optimization algorithm D-LAJOA, mainly designing channel load CL  ...  The paper further analyzes and compares the research status of joint optimal design of channel allocation and routing in multi-radio multi-channel wireless Mesh networks.  ... 
doi:10.14810/elelij.2017.6201 fatcat:b647ixjj3zelvdoazsf2isqtim

R-CA: A Routing-Based Dynamic Channel Assignment Algorithm in Wireless Mesh Networks

Weifeng Sun, Rong Cong, Feng Xia, Xiao Chen, Zhenquan Qin
2010 2010 7th International Conference on Ubiquitous Intelligence & Computing and 7th International Conference on Autonomic & Trusted Computing  
Even though channel assignment has been studied for years, the performance of most IEEE 802.11-based multi-hop wireless networks such as wireless sensor network (WSN), wireless mesh network (WMN), mobile  ...  Properly assigning orthogonal channels to wireless links can improve the throughput of multi-hop networks.  ...  , in a multi-radio mesh network with a static assignment and in a multi-radio mesh network with R-CA, respectively.  ... 
doi:10.1109/uic-atc.2010.5 dblp:conf/uic/SunCXCQ10 fatcat:zg7sge63gfha7lgbvwiyn2gfcm

On Demand Channel Assignment Method for Channel Diversity (ODCAM)

Sidi Ould CHEIKH
2017 International Journal of Wireless & Mobile Networks  
In order to increase the mesh network capacity, the WMN has evolved from single-radio single-channel architecture to Multi-Channel Multi-Radios (MC-MR) architecture.  ...  The IEEE 802.11s Wireless Mesh Networks (WMN) is a new multi-hop technology increasing the coverage of IEEE 802.11 Wireless Network and providing Internet access.  ...  However authors in [5] propose a channel assignment combined with routing over Multi-Radio Multi-Channel (MR-MC) Wireless Mesh Networks.  ... 
doi:10.5121/ijwmn.2017.9101 fatcat:ef6jsqmwmneqrgw2ngm5ywagzm

Overview of Wireless Mesh Networks

Salah A. Alabady, M. F. M. Salleh
2013 Journal of Communications  
.  Index Terms-Wireless mesh networks, multi-cast multi-radio multi-channel, medium access control, routing protocols, channel assignment, cross layer, network coding.  ...  This paper presents a review the fundamental concept types of medium access control (MAC) layer, routing protocols, cross-layer and network coding for wireless mesh networks.  ...  layer, MAC layer and network layer) for designing multi-radio multi-channel wireless mesh networks (MRMC-WMNs) with employing network coding to support multi-cast applications. 2) Joints channel assignment  ... 
doi:10.12720/jcm.8.9.586-599 fatcat:5cpczthwt5h23eb2fvnbeozxmi

Workload-aware opportunistic routing in multi-channel, multi-radio wireless mesh networks

Fan Wu, Nitin Vaidya
2012 2012 9th Annual IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks (SECON)  
In this paper, we present WACA, which is a Workload-Aware Channel Assignment algorithm for opportunistic routing in multi-channel, multi-radio wireless mesh networks.  ...  Opportunistic routing emerged as a novel technique to cope with the problem of highly unpredictable and lossy wireless channels in urban wireless mesh networks.  ...  In this paper, we present WACA, which is a Workload-Aware Channel Assignment algorithm for opportunistic routing in multi-channel, multi-radio wireless mesh networks.  ... 
doi:10.1109/secon.2012.6275796 dblp:conf/secon/WuV12 fatcat:vgam4qjy75ba7mevguwj4pdhcu

Interference aware channel allocation in a multichannel, multi-interface wireless network

Vijay Raman, Nitin H. Vaidya
2008 Proceedings of the third ACM international workshop on Wireless network testbeds, experimental evaluation and characterization - WiNTECH '08  
Efficient channel assignment is essential in Multichannel multi radio wireless mesh network deployments to support QoS requirements, i.e., delay bandwidth, throughput and packet loss ratio to enable such  ...  Multichannel multi radio wireless mesh networking is an emerging technology that can support numerous multimedia applications.  ...  A receiver based channel allocation strategy is System Model and Problem Formulation: A multi-channel presented in [5] for wireless cognitive mesh network. multi-radio wireless mesh network is considered  ... 
doi:10.1145/1410077.1410105 dblp:conf/mobicom/RamanV08 fatcat:t5womumfnbfxpkqkuhhvz5thgu

Evaluation of multi-radio extensions to AODV for wireless mesh networks

Asad Amir Pirzada, Marius Portmann, Jadwiga Indulska
2006 Proceedings of the international workshop on Mobility management and wireless access - MobiWac '06  
In this paper, we evaluate the performance of the Ad-hoc On-demand Distance Vector (AODV) routing protocol in a Multi-Radio Wireless Mesh Network.  ...  Due to their self-configuring and self-healing capabilities, as well as their low equipment and deployment cost, Wireless Mesh Networks (WMNs) based on commodity hardware present a promising technology  ...  Ability and the ICT Research Centre of Excellence programs and the Queensland Government.  ... 
doi:10.1145/1164783.1164791 dblp:conf/mobiwac/PirzadaPI06 fatcat:gi3fwg3j3fbx5f2fjeubijbw4m

Centralized channel assignment and routing algorithms for multi-channel wireless mesh networks

Ashish Raniwala, Kartik Gopalan, Tzi-cker Chiueh
2004 ACM SIGMOBILE Mobile Computing and Communications Review  
To reap the full performance potential of this architecture, we develop a set of centralized channel assignment, bandwidth allocation, and routing algorithms for multi-channel wireless mesh networks.  ...  A detailed performance evaluation shows that with intelligent channel and bandwidth assignment, equipping every wireless mesh network node with just 2 NICs operating on different channels can increase  ...  The Channel Assignment Problem The goal of channel assignment in a multi-channel wireless mesh network is to bind each network interface to a radio channel in such a way that the available bandwidth on  ... 
doi:10.1145/997122.997130 fatcat:7zaa6uakkjbjzb3u3i3bxlxyoi
« Previous Showing results 1 — 15 out of 5,814 results