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ieee 802.11
(4501 results)-
Whitepapers
Two-Tier WBAN/WLAN Healthcare Networks; Priority Considerations
November 21, 2012 12:00am PST
In this paper, by bridging the IEEE 802.15.6-based WBANs and the IEEE 802.11e EDCA-based WLAN the authors develop a wireless healthcare network. They assign 8 WBAN User Priorities (UPs) to the...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
Markov Chain Performance Model for IEEE 802.11 Devices With Energy Harvesting Source
November 21, 2012 12:00am PST
Research on energy harvesting networks has attracted an increasing attention lately. Nevertheless, few research of energy harvesting network follows the IEEE 802.11 protocol, whose Medium Access...
Provided by: National Taiwan University
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Whitepapers
Collision Detection in IEEE 802.11 Networks by Error Vector Magnitude Analysis
November 21, 2012 12:00am PST
There are two causes of packet losses during a wireless transmission: losses caused by collisions and losses caused by poor channel conditions. The throughput and spatial reuse of IEEE 802.11...
Provided by: Rensselaer at Hartford
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Whitepapers
Averting Speed Inefficiency in Rate-Diverse WiFi Networks Through Queueing and Aggregation
November 21, 2012 12:00am PST
IEEE 802.11n, the latest version of the widely used standard for wireless LANs, promises significant increases in speed by incorporating multiple enhancements at the physical layer. In this paper,...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
DeepSleep: IEEE 802.11 Enhancement for Energy-Harvesting Machine-to-Machine Communications
November 21, 2012 12:00am PST
As future M2M (Machine-To-Machine) communications aim at supporting wireless networks which feature long range, long operating duration and large device number, the IEEE 802.11ah Task Group is...
Provided by: National Taiwan University
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Whitepapers
Receiver Design for Realizing On-Demand WiFi Wake-Up Using WLAN Signals
November 21, 2012 12:00am PST
In this paper, the authors design a simple, low-cost, and low-power wake-up receiver which can be used for an IEEE 802.11 - compliant device to remotely wake up the other devices by utilizing its...
Provided by: Kansai University
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Whitepapers
802.11ac: Very High Throughput
November 9, 2012 12:00am PST
Also known as Very High Throughput (VHT), 802.11ac is currently an IEEE draft amendment that set out to break the 1 Gbps barrier, to improve Wi-Fi's spectral efficiency, and to expand on the...
Provided by: Ruckus Network
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Whitepapers
Adaptive Parameters of an Enhanced Backoff Method by Using an Artificial Neural Network Between Mobiles in an Industrial Domain
November 1, 2012 12:00am PDT
This paper is to discuss the exchanges between mobiles moving in an industrial environment. A simulation approach has been chosen in order reach this study. This novel method aimed to minimize the...
Provided by: Lebanese University
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Whitepapers
Prevention of DoS and Memory Exhaustion Attacks: Key Distribution with Confidentiality and Authentication
November 1, 2012 12:00am PDT
Now a day's most of the organizations are moving from wire-connected LAN to wireless LAN. The popularity of the 802.11 network standards stems from the fact that they provide for wireless...
Provided by: International Journal of Computer Applications
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Whitepapers
Effect of Fading Correlation on the Performance of Spatial Multiplexed MIMO Systems with Circular Antennas
November 1, 2012 12:00am PDT
In this paper the performance of the Vertical Bell LAboratories Space-Time (V-BLAST) detection that is used in spatial multiplexed MIMO system is investigated when fading correlation effects is...
Provided by: Journal of Computing
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Whitepapers
IEEE 802.11 Power Saving Mechanism - A Brief Survey
November 1, 2012 12:00am PDT
As IEEE 802.11 Wireless Local Area Network (WLAN) becomes the prevailing technology for the broad band wireless internet access, its power save mechanism which has been discovered to be naturally...
Provided by: Journal of Computing
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Whitepapers
Multiuser MIMO Relay Networks in Nakagami-M Fading Channels
November 1, 2012 12:00am PDT
Wireless relaying is a promising strategy in current and future communication systems to enable reliable transmission and broad coverage for a variety of applications. In conventional wireless...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
Intrusion Alerts Correlation Based Assessment of Network Security
November 1, 2012 12:00am PDT
In this paper, the authors propose a novel hybrid model that efficiently selects the optimal set of features in order to detect 802.11-specific intrusions. Their model for feature selection uses...
Provided by: IJCSMR
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Whitepapers
Route Breakage and Saturation Throughput Modelling of IEEE 802.11 DCF of Mobile Ad Hoc Networks in a Motorway Scenario
November 1, 2012 12:00am PDT
The fundamental access method of IEEE 802.11 MAC for contention service is called Distributed Coordination Function (DCF), and is also known as Carrier Sense Multiple Access with Collision...
Provided by: Umloud Untd
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Whitepapers
A Distributed Message in Message Aware Concurrent Transmission Protocol in IEEE 802.11 WLANs
October 30, 2012 12:00am PDT
The IEEE 802.11 distributed coordination function (DCF) employs the carrier sense technology to avoid frame collisions. However, recent measurement studies demonstrate that the physical layer...
Provided by: EURASIP
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Whitepapers
WINNER Model for Subway Tunnel at 5.8 GHz
October 29, 2012 12:00am PDT
Modern subways operation relies on wireless systems based on IEEE802.11x modems deployed inside tunnels. Constraints on robustness and needs for high data rates led to the use of MIMO techniques....
Provided by: Universite Libre de Bruxelles
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Whitepapers
Data-driven Link Estimation and Routing in Sensor Network
October 21, 2012 12:00am PDT
Link properties in 802.11b mesh networks and dense wireless sensor networks have been well studied. They have observed that wireless links assume complex properties, such as wide range non-uniform...
Provided by: International Journal of Engineering Trends and Technology
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Whitepapers
Real-Time Misbehavior Detection in IEEE 802.11 Based Wireless Networks: An Analytical Approach
October 19, 2012 12:00am PDT
The distributed nature of the CSMA/CA based wireless protocols, e.g., the IEEE 802.11 Distributed Coordinated Function (DCF), allows malicious nodes to deliberately manipulate their back-off...
Provided by: Illinois Institute of Technology
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Whitepapers
Performance Analysis of the IEEE 802.11s PSM
October 18, 2012 12:00am PDT
With the introduction of IEEE 802.11 Power Save Mode (PSM), a lot of work has been done to enhance the energy saving ability of the wireless nodes. The ultimate goal of the research is to make the...
Provided by: Hindawi Publishing
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Whitepapers
Study on Multi-Channel Mesh Deterministic Access for Wireless Mesh LAN
October 16, 2012 12:00am PDT
IEEE802.11s paper proposes a new Medium Access Control (MAC) function Mesh Deterministic Access (MDA), which is mainly used for single channel wireless mesh Local Area Network (LAN). In single...
Provided by: EURASIP
