نتایج جستجو برای: wireless mesh network
تعداد نتایج: 768857 فیلتر نتایج به سال:
Wireless mesh networks have attracted increasing attention and deployment as a high-performance and low-cost solution to last-mile broadband Internet access. Traffic routing plays a critical role in determining the performance of a wireless mesh network. To investigate the best routing solution, existing work proposes to formulate the mesh network routing problem as an optimization problem. In ...
The process of association to wireless access networks is often driven only by the quality of the wireless link between the accessing mobile station and the wireless access point; such quality is mainly assessed through the Received Signal Strength Indicator (RSSI), which captures the received signal strength to/ from the wireless access point. More refined measures have been proposed under dif...
Reduction of network deployment and operation costs and integration of wireless access networks with fixed broadband access technologies is a key enabler for small and medium scale enterprises to enter the rapidly growing mobile broadband access market, and introduce innovative services that require pervasive broadband access. Mesh Networks represent an emerging wireless networking technology t...
A wireless mesh network (WMN) is a particular type of mobile ad hoc network (MANET), which aims to provide high bandwidth access for a large number of users. Shared nature of the wireless medium, static nodes and diversity of multiple paths between source and destination nodes makes designing of routing protocols makes a challenging task for wireless mesh networks when throughput, delay and pro...
City-wide wireless mesh networks are a promising technology for offering ubiquitous Internet connectivity. These multi-hop wireless access networks consist of fixed and mobile nodes, which help each other relaying packets toward Internet gateways and back. The major challenge with these networks is to make them robust and scalable to their size. In this thesis, we therefore develop a scalable r...
This paper will summarize the technologies and challenges related to wireless mesh networks. With the latest technologies in wireless LAN with WPA and 802.11i, enterprise deployments have finally begun to embrace wireless access networks. Wireless LAN technology has often been approached cautiously in enterprise deployments, partly due to well-known and easily exploitable attacks on early 802.1...
Wireless mesh networks (WMNs) have emerged as a promising concept to meet the challenges in next-generation networks such as providing flexible, adaptive, and reconfigurable architecture while offering cost-effective solutions to the service providers (Akyildiz et al., 2005). Unlike traditional Wi-Fi networks, with each access point (AP) connected to the wired network, in WMNs only a subset of ...
To participate in communication, a network node requires an address. In wired computer networks a node receives its address according to the hierarchical context. In contrast to wired networks, Wireless Mesh Networks have flat topology, since nodes are free to move and create highly changeable context. Besides, Wireless Mesh Networks should support mobility of nodes. By merging of hierarchical ...
With the rapid development of information technology, people’s daily life becomes more and more dependent on wireless technologies. Wireless mesh network consists of a number of characteristics associated with the return path, with a strong fault tolerance, stability, widely used by the light to the city network construction, military applications, and key service providers and other fields. Co...
In this paper a multi-hop infrastructure based wireless mesh network (WMN), consisting of mesh access points (MAPs) and mesh client (flow) with a hierarchical architecture is considered. The association of each flow-MAP and the multi-hop backhaul routing from the associated MAP to the Gateway, determine the available bandwidth for admitting or rejecting a flow. The main focus of this paper is t...
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