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wlan
(3056 results)-
Whitepapers
Performance Evaluation of IEEE 802.11e QOS Enhancements
June 1, 2012 12:00am PDT
This paper presents an evaluation of the QoS enhancements, named IEEE 802.11e, currently under specification. Both the Enhanced Distributed Coordination Function (EDCF) and Hybrid Coordination...
Provided by: International Journal of Advanced Research in Computer Science and Software Engineering (IJARCSSE)
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Whitepapers
IEEE 802.11aa: Improvements on Video Transmission Over Wireless LANs
May 24, 2012 12:00am PDT
Transmitting multimedia streams over IEEE 802.11 Wireless Local Area Networks (WLANs) with high performance and reliability is a challenging task. In this paper, the authors study the basic...
Provided by: University of Pécs
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Whitepapers
Improving Performance of Router-Assisted Transport Protocols Over Variable Capacity Links
May 24, 2012 12:00am PDT
Many promising congestion control protocols use explicit feedback from the network to achieve high performance. These protocols often use congestion signals whose computation requires an estimate...
Provided by: University of Pitesti
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Whitepapers
Service Availability Analysis in Communication-Based Train Control (CBTC) Systems Using WLANs
May 24, 2012 12:00am PDT
Data communication technology is one of the key subsystem in Communication-Based Train Control (CBTC), which is an automated train control system for railways that ensures safe operation of rail...
Provided by: Carleton University
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Whitepapers
Hyperexponential Approximation of Channel Idle Time Distribution With Implication to Secondary Transmission Strategy
May 24, 2012 12:00am PDT
Channel Idle Time Distribution (CITD) based secondary transmission strategies have been studied intensively in the literature. The performance of secondary devices are limited by the presumed...
Provided by: University of Teramo
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Whitepapers
Vertical WLAN Handover Algorithm and Protocol to Improve the IPTV QoS of the End User
May 24, 2012 12:00am PDT
The appearance of several IEEE 802.11 variants made possible the availability of many wireless local area network access options for end users in the same location. Network requirements for IPTV...
Provided by: Universitat Oberta de Catalunya
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Whitepapers
On the Fairness of Transport Protocols in a Multi-Path Environment
May 24, 2012 12:00am PDT
Today, a steadily growing number of devices contains multiple network interfaces. For example, nearly all Smartphones are equipped with at least W-LAN as well as 3G/4G interfaces. In consequence,...
Provided by: University of Dubuque
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Whitepapers
WLAN/Cellular Handover Analysis for Different Mobility Models
May 24, 2012 12:00am PDT
With the proliferation of a multitude of diverse yet coexistent array of networks in the recent past, the heterogeneous environment is foreseen to serve Mobile Terminals (MT) in a complementary...
Provided by: University of Teramo
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Whitepapers
Improving Network Throughput in 60GHz WLANs Via Multi-AP Diversity
May 24, 2012 12:00am PDT
Due to the limited diffracting ability of millimeter wave (mm-wave) signals, solving the blockage problem in 60GHz WLANs is one of major challenges. Since multiple Access Points (AP) are typically...
Provided by: NEC Laboratories
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Whitepapers
Exploiting Burst Transmission and Partial Correlation for Reliable Wake-up Signaling in Radio-On-Demand WLANs
May 24, 2012 12:00am PDT
Recent investigations show that Access Points (APs) of Wireless Local Area Networks (WLANs) are idle during much of the time, and, (ii) an AP in its idle state without forwarding any packets still...
Provided by: Kansai University
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Whitepapers
Smart Scanning for Mobile Devices in WLANs
May 24, 2012 12:00am PDT
A recent proliferation of mobile devices led to immense deployment of WLAN Access Points (APs). IEEE 802.11 mobile devices periodically perform active background scanning to discover available APs...
Provided by: Korea Advanced Institute of Science and Technology
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Whitepapers
Mitigating Power Law Delays: the Use of Polynomial Backoff in IEEE 802.11 DCF
May 24, 2012 12:00am PDT
The IEEE 802:11 Wireless Local Area Network (WLAN) standard was originally designed for best-effort services, targeting at providing high throughput and throughput fairness. However, high system...
Provided by: Chinese University of Hong Kong
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Whitepapers
QoS Assurance for Video Service Over Heterogeneous Mobile Hotspots
May 24, 2012 12:00am PDT
A mobile hotspot in a vehicular environment consists of a group of end users that move as a whole in a public transit. This paper analyzes the performance of video service in mobile hotspots based...
Provided by: University of Nevada, Reno
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Whitepapers
Service Time Estimation in Multiple-Rate IEEE 802.11 WLANs With and Without Opportunistic Cooperative Mechanism Under Unsaturated Load Conditions
May 24, 2012 12:00am PDT
Wireless media servers and real-time applications are becoming increasingly popular in most homes. Wireless network latency is a key factor in many applications. The objective of this paper is to...
Provided by: University of Teramo
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Whitepapers
The Influence of Meteorological Variables on the Performance of Outdoor Wireless Local Area Networks
May 24, 2012 12:00am PDT
Improving the performance and the behavior of outdoor Wireless Local Area Networks (WLAN) is a very important objective for almost all researchers in the telematics field. In this paper, a clear...
Provided by: Universidad Politecnica de Madrid
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Whitepapers
Received Signal Strength Calibration for Handset Localization in WLAN
May 24, 2012 12:00am PDT
Terminal localization for indoor Wireless Local Area Networks (WLANs) is critical for the deployment of location based services inside of buildings. A key challenge in localization arises when...
Provided by: University of Veszprem
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Whitepapers
Voice Call Capacity Analysis and Enhancement of IEEE 802.11 WLAN
May 23, 2012 12:00am PDT
In the past few decades Voice over Internet Protocol (VoIP) is gaining a lot of attention due to the tremendous growth of the public internet leading the way into the IP world of communication....
Provided by: EuroJournals
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Whitepapers
Current Trends and Future Aspects in Cross-Layer Design for the Wireless Networks
May 17, 2012 12:00am PDT
Computer network today are becoming popular day by day in the day to day life. The users are looking forward to use wireless technologies such as Bluetooth, WLANs based on the IEEE 802.11...
Provided by: Academy & Industry Research Collaboration Center
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Whitepapers
Heterogeneous IEEE 802.11s Based Wireless Mesh Networks
May 9, 2012 12:00am PDT
A Wireless Mesh Networks (WMNs) is a key technology for next generation wireless networks, showing rapid progress and many new inspiring applications. IEEE 802.11s is the standard defined for WLAN...
Provided by: EuroJournals
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Whitepapers
A Call Admission Control Scheme for Multimedia Support Over IEEE 802.11 Wireless LANs
May 9, 2012 12:00am PDT
These days there is an increasing interest for VoIP over wireless LANs. QoS support for real-time services like voice in the IEEE 802.11 WLAN is an important issue. Since, IEEE 802.11 uses...
Provided by: Interscience Open Access Journals
