IEEE 802.11 wireless standard
Design and Implementation of a Lightweight Security Model to Prevent IEEE 802 11 Wireless DoS Attacks
... the standard model, is able to successfully prevent the wireless DoS ...the standard model before the attack (0–30 s), the amount of throughput is observed ...the IEEE 802.11 wireless ...
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IEEE WIRELESS LAN STANDARD
... As with any wireless network, a wireless LAN using the IEEE 802.11 physical and MAC layers is subject to considerable unreliability. Noise, interference, and other propagation effects result in the ...
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Throughput and Vulnerability Analysis of an IEEE 802 11b Wireless LAN
... deployments, IEEE 802.11-based wireless LANs use radio-frequency (RF) data which is vulnerable to various ...the IEEE 802.11b wireless LANs to determine variations in throughput so as to ...
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Channel Resource Allocation for VoIP Applications in Collaborative IEEE 802 11/802 16 Networks
... in wireless networks and mobile devices in recent ...oping wireless technologies, the IEEE ...broadband wireless access (BWA) technologies that can provide broadband transmission services to ...
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Analysis of Energy Efficient IEEE 802 11 MAC Protocol for Wireless Sensor Network
... Energy Consumption in Wireless sensor networks is one of the main challenges for researchers. Many researchers have been done for extending the overall network lifetime by minimizing the power consumption of ...
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Enhanced EDCF for VOIP Applications in IEEE 802 11 Based Wireless LAN Networks
... The same idea of assigning each flow with a certain priority is used, however the queues are not served on FIFO. Each flow is assigned a specific weight according to the QoS requirements. Hence, the bit rate varies with ...
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Introducing an Adaptive Method to Tune Initial Backoff Window ( ATM) in IEEE 802 11 Wireless Networks
... 2.1. DCF. The IEEE 802.11 MAC layer protocol is a dis- tributed coordination function and works based on carrier sense multiple access technique. In this technique, each station transmits its MAC service data ...
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Assessment of the IEEE 802 11e EDCA Protocol Limitations when Dealing with Real Time Communication
... in wireless architectures, the service di ff erentiation mechanism must be compulsory introduced as medium access control (MAC) layer ...upon standard IEEE ...underlying wireless communication ...
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Performance Analysis of Proactive, Reactive and Hybrid MANET Routing Protocols on IEEE 802 11 Standard
... MANET consists of mobile nodes which exchange information dynamically among them over wireless links. The most important element of MANET is Routing Protocols which are needed to handle dynamic communication and ...
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Handoff optimization in 802 11 wireless networks
... At the physical layer, signal-to-noise ratio (SNR), chan- nel influence [11] and channel utilization [1], are the most commonly used performance indicators. SNR can be detected directly from the MNs by listening ...
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Dynamic tuning of the IEEE 802 11 distributed coordination function to derive a theoretical throughput limit
... IEEE 802.11 is the most popular and widely used standard for wireless local area network communication. It has attracted countless numbers of studies devoted to improving the performance of the ...
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Energy Efficiency of the IEEE 802 15 4 Standard in Wireless Sensor Networks: Modeling and Improvement Perspectives
... Here, a simplistic physical layer model for the WSN called Zigbee Auto-home scenario with twelve sensor nodes is considered as shown in Fig.4. Here, the network is linear, and the nodes are linearly space and are ...
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FER Performance in the IEEE 802 11 a/g/n Wireless LAN over Fading Channel
... original IEEE 802.11 standard specifies an op- tional scheme that depends on a central coordination en- tity, the PCF (Point Coordination ...first IEEE 802.11 standard in 1997, the WG received ...
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Online Full Text
... 802.11 standard is available through the use of the ...in wireless networks has focused on modeling performance aspects of the IEEE ...802.11 standard [3,4,5,6,7,8,9] while considering the ...
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A Survey and Analysis on Scheduling Algorithms in IEEE 802 16e (WiMAX) Standard
... in IEEE 802.16e-2005 standard [11] which also have been mentioned in section ...over wireless networks. In [11],[18] & [26] literatures, many researchers have proposed various cross ...
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IEEE 802 11 Wireless LANs: Performance Analysis and Protocol Refinement
... The IEEE 802.11 protocol is emerging as a widely used standard and has become the most mature technology for wireless local area networks (WLANs). In this paper, we focus on the tuning of the ...
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Throughput analysis for coexisting IEEE 802 15 4 and 802 11 networks under unsaturated traffic
... respectively. Therefore, the WPAN nodes are less respon- sive to accessing the channel compared to WLAN nodes. In addition, we have implemented the corresponding carrier sensing outcomes for the considered symmetric and ...
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An IEEE 802 11 EDCA Model with Support for Analysing Networks with Misbehaving Nodes
... the standard in order to increase the chance of accessing the medium and, as a result, increase the misbehaving node’s effective ...the wireless card ...
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Design and Deployment of MQTT Based HeTNeT Using IEEE 802 15 4 and IEEE 802 11 for Internet of Things
... Fig.9 XBEE® Subscribe to Cloud MQTT through HetNet Gateway: Controlling Actuators/ Relays using MQTT_Subscribe Fig.9 shows the algorithm for controlling relays. Firstly the GUI from web based application can take user ...
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A novel contention probability dynamism for IEEE 802 15 6 standard
... In this section, we will discuss some previous literatures which have focus on developing a MAC protocol to guar- antee a power consumption efficiency and/or delay opti- mization. In [11], an introduction to an ...
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