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channel assignment problem

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Traffic-Aware Channel Assignment in Wireless LANs: Campus and enterprise wireless networks are increasingly characterized by ubiquitous coverage and rising traffic demands. Efficiently assigning channels to Access Points APs in these networks can significantly affect the performance and capacity of the wireless LAN. Several research studies have tackled this issue. However, even the state-of-the-art approaches assign channels...; Tags: Aware, Network, Traffic, WLAN, University Of Texas, Channel Assignment Problem, LANs, Wireless LANs, Wi-Fi, Wireless, Networking; White papers 2006-09-03

Additional Resources

A Topology Control Approach for Utilizing Multiple Channels in Multi-Radio Wireless Mesh Networks: This paper considers the channel assignment problem in a multi-radio wireless mesh network that involves assigning channels to radio interfaces for achieving efficient channel utilization. The paper proposes the notion of a traffic-independent base channel assignment to ease coordination and enable dynamic, efficient and flexible channel assignment. It presents a...; Tags: Topology, Channel Assignment, Mesh Networking, Engineering, Networking; White papers 2005-08-28
Dynamic Channel Rate Assignment for Multi-Radio WLANs: The dynamic transmission rate selection feature of IEEE 802.11b WLANs can cause throughput degradation when stations with different transmission rates share the same physical channel. One solution to this problem is to use a Multi-Rate Multi-Channel MRMC MAC protocol. However, static channel rate assignment in MRMC can lead to load...; Tags: Channel, Assignment, Tcp/Ip, Advertising & Promotion, Wireless LANs, Networking, Marketing, Wireless; White papers
Interference-Aware Channel Assignment in Multi-Radio Wireless Mesh Networks: The capacity problem in wireless mesh networks can be alleviated by equipping the mesh routers with multiple radios tuned to non-overlapping channels. However, channel assignment presents a challenge because co-located wireless networks are likely to be tuned to the same channels. The resulting increase in interference can adversely affect performance....; Tags: Aware, Router, Interference, Mesh Networking, Routers & Switches, Networking, Network Technology, Wi-Fi, Wireless; White papers 2006-04-23
Joint Optimal Channel Assignment and Congestion Control for Multi-Channel Wireless Mesh Networks: The aggregate capacity of wireless mesh networks can be increased by the use of multiple channels. Stationary wireless routers are equipped with multiple Network Interface Cards NICs. Each NIC is assigned with a distinct frequency channel. This paper formulates the Joint Optimal Channel Assignment and Congestion Control JOCAC as a...; Tags: Channel, Network, University Of British Columbia, Mesh Networking, Networking, Wi-Fi, Wireless; White papers 2006-02-13

A Client-Driven Approach for Channel Management in Wireless LANs: This paper proposes an efficient client-based approach for channel management channel assignment and load balancing in 802.11-based WLANs that lead to better usage of the wireless spectrum. This approach is based on a "Conflict set coloring" formulation that jointly performs load balancing along with channel assignment. Such a formulation has...; Tags: University Of Maryland, Formulation, Load Balancing, WLAN, Pricing, Wireless LANs, Channel Management, LANs, Sales Channel, Wi-Fi, Wireless, Network Technology, Marketing, Networking, Sales; White papers 2006-01-18
Utilization and Fairness in Spectrum Assignment for Opportunistic Spectrum Access: The Open Spectrum approach to spectrum access can achieve near-optimal utilization by allowing devices to sense and utilize available spectrum opportunistically. However, a naive distributed spectrum assignment can lead to significant interference between devices. This paper defines a general framework that defines the spectrum access problem for several definitions of...; Tags: Microsoft Access, Allocation, Spectrum; White papers 2006-05-04
Routing and Interface Assignment in Multi-Channel Multi-Interface Wireless Networks: Multiple channels are available for use in IEEE 802.11. Multiple channels can increase the available network capacity, but require new protocols to exploit the available capacity. This paper studies the problem of improving the capacity of multi-channel wireless networks by using multiple interfaces. It considers the scenario when multiple interfaces...; Tags: University Of Illinois, Channel, IEEE 802.11, Interface, Wireless LANs, Wi-Fi, Wireless, Strategy, Management; White papers
Distributed Load Balancing Algorithm for Adaptive Channel Allocation for Cognitive Radios: The problem of channel allocation has been extensively studied in the context of cellular networks. There is a substantial amount of work in the field of dynamic frequency assignment for WLANs and mesh networks as well. The growing interest in the cognitive radio technology and its capability to offer more...; Tags: Algorithm, Load Balancing, Radio, Allocation, Advertising & Promotion, Mesh Networking, Marketing, Networking; White papers 2007-08-01
Assignment Organizer (exe): Assignment Organizer makes it easy to centrally manage your long list of assignments, storing details such as the assignment name, deadline, details and once you've started on it, launch the assignment document straight from within Assignment Organizer. Assignment Alert will make sure you never miss a deadline by alerting you...; Tags: Assignment, Font, Microsoft Windows, Operating Systems, Software; Software downloads 2004-12-08
Joint Channel Assignment and Routing for Throughput Optimization in Multi-Radio Wireless Mesh Networks: Infrastructure Wireless Mesh Networks IWMNs are increasingly been deployed for commercial use and law enforcement. These deployment settings place stringent requirements on the performance of the underlying IWMNs. Bandwidth guarantee is one of the most important requirements of applications in these settings. For these IWMNs, topology change is infrequent and...; Tags: Lucent Technologies Inc., Bandwidth, Optimization, Goal, Alcatel, Mesh Networking, Networking; White papers
Routing in Multi-Channel Multi-Interface Ad Hoc Wireless Networks: Wireless technologies, such as IEEE 802.11, that are used for ad hoc networks provide for multiple non-overlapping channels. Most ad hoc routing protocols that are currently available are designed to use a single channel. The available network capacity can be increased by using multiple channels, but this requires the development...; Tags: University Of Illinois, Network, Routing Protocol, Wireless LANs, Wi-Fi, Wireless, Networking; White papers 2004-12-01
Operating System Scheduling on Heterogeneous Core Systems: This paper makes a case that a thread scheduler for heterogeneous multicore systems should target three objectives: optimal performance, core assignment balance and response time fairness. Performance optimization via optimal thread-to-core assignment has been explored in the past; this paper demonstrates the need for balanced core assignment. The paper shows...; Tags: Operating System, Assignment, Multi-core, Performance Management, Linux, Human Resources, Workforce Management, Operating Systems, Software; White papers 2007-07-23
Problem receiving tasks in Outlook: I use Outlook 2003 to assign and keep track of tasks in a small office network. Everything worked fine for quite a while until after a "Windows Update". Now when I send an assignment, the recipient gets the email but is unable to accept the assignment. A...; Tags: Security administration, Patches, Microsoft Office, bennett@..., security update, security, Microsoft Outlook; Discussion threads 2007-03-29
Modeling TCP in a Multi-Rate Multi-User CDMA System: Modern CDMA wireless channels support multiple transmission rates, which can be dynamically assigned to users based on traffic demand. However, in practice, assignment of high rate channels comes with the penalty of increased power as well as smaller orthogonal codes, which constrains their assignment to only a subset of active...; Tags: CDMA, Assignment, Allocation, Modeling, Tcp/Ip, Networking; White papers 2007-12-01
Multi-Channel Link-Level Measurements in 802.11 Mesh Networks: Several routing protocols for IEEE 802.11 mesh networks that operate at multiple RF channels have been described before. However, only few facts about link-level characteristics in multi-channel environments have been published. This paper presents observations, made in an indoor testbed, about the impact of channel-assignment on the quality of links....; Tags: IEEE 802.11, Network, Radio, Association For Computing Machinery, Mesh Networking, Wireless LANs, Advertising & Promotion, Networking, Wireless, Marketing; White papers 2006-04-07
On Channel Selection Strategies for Multi-Channel MAC Protocols in Wireless Ad Hoc Networks: Multi-channel Medium Access Control MAC protocols have recently been proposed to improve the performance of the Transmission Control Protocol TCP in IEEE 802.11 wireless ad hoc networks. This paper uses ns-2 network simulations to study the impact of channel selection techniques on multi-channel MAC protocol performance, particularly for the Bi-directional...; Tags: MAC, Network, University Of Calgary, Wireless, Tcp/Ip, Strategy, Networking, Management; White papers 2006-04-11
Channel Estimation Techniques for OFDM Systems: Channel estimation is an important and necessary function for modern wireless receivers. With even a limited knowledge of the wireless channel properties, a receiver can gain insight into the information that was sent by the transmitter. The goal of channel estimation is to measure the effects of the channel on...; Tags: Technique, Channel Estimation, OFDM, Wi-Fi, Wireless; White papers 2007-03-01
Virtins Pocket Oscilloscope (exe): This is a Pocket PC based oscilloscope, with all of the features of a modern digital storage oscilloscope, providing four types of views: real-time waveform display of channel A and channel B; real-time waveform display of channel A + channel B; real-time waveform display of channel A - channel B;...; Tags: Channel, Waveform, Pocket PC, Handhelds, Operating Systems, Storage, Hardware, Software; Software downloads 2005-12-28
Emachines t2865 Help: I bought an emachines t2865 barebones yesterday. I can't get any video to show up. I'm wondering if I have the correct memory in the system? I know it supports dual channel ddr. The stick I have is an older single channel. Could this be...; Tags: eMachines Inc., hardware, taylorelrod@...; Discussion threads 2007-01-07

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