IEEE 802.11 MAC layer
Achievable Throughput Based MAC Layer Handoff in IEEE 802 11 Wireless Local Area Networks
... The IEEE 802.11 MAC layer handoff procedure is split into trigger, discovery, AP selection, and commitment (Through- out this paper, the MAC layer handoff is alternatively used for the ...
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Mobility management in IEEE 802 11 WLAN using SDN/NFV technologies
... and permits the MT to connect with several APs simul- taneously. It also enables fast switching among APs to improve the performance of the video streaming applica- tions. However, the scope of the proposed approach is ...
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Modifications in IEEE 802 11 to Prevent Collisions due to Interference in MANETs
... Multiple papers are available in published literature relating to mitigate the interference. In [1], authors used cognitive radio technology and identify the vacant channels in order to alleviate the impact of ...
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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 sensor ...
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Rate adaptation in IEEE 802 11 WLAN based on neural network
... Automatic Rate Fallback (ARF) is the original rate adaptation algorithm for WLAN implemented by Lucent Technologies in its WaveLAN-II products [11]. It was designed to optimize the application throughput in it's ...
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Optimal delay analysis for real time traffics over IEEE 802 11 wireless LANs
... Some recent efforts have been made to analyze trans- mission delay of the real-time applications over WLAN without providing an actual scheme to restrict the delay. On the other hand, various schemes have been proposed ...
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TDMA based Approach on MAC Layer for IEEE Wireless LAN Standards
... In this simulation TDMA based approach implemented in MAC layer using NS-2 simulator. We are simulating different scenarios IEEE standards 802.11, 802.11g with TDMA and without TDMA approach. Our ...
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Performance Evaluation Of IEEE 802.11e MAC Layer Using Cell Processor
... Abstract: IEEE802.11e is a new 802.11 Wireless LAN (WLAN) standard, which supports applications with Quality of Service (QoS). It is widely considered to play a major role in multimedia wireless home networks. The Cell ...
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Connectivity Based Reliable Multicast MAC Protocol for IEEE 802 11 Wireless LANs
... fundamental IEEE 802.11 MAC protocols, DCF (Distributed Coordination Function), and PCF (Point Coor- dination Function) provide the MAC layer error recovery service for the unicast best effort ...
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Avoiding collisions between IEEE 802 11 and IEEE 802 15 4 through coexistence aware clear channel assessment
... that IEEE 802.15.4 only defines the physical (PHY) layer and MAC layer, in contrast to Zigbee that also specifies higher layers of communication above IEEE ...
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Throughput analysis for coexisting IEEE 802 15 4 and 802 11 networks under unsaturated traffic
... backoff during the ZigBee transmissions if the WLAN and ZigBee nodes are sufficiently separated. In addition, it was shown that WLAN can suffer from the harm- ful interference when coexisting with WPAN [3, 6]. In [3], ...
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A Power Efficient Access Point Operation for Infrastructure Basic Service Set in IEEE 802 11 MAC Protocol
... In this section, detailed description as how the traditional IEEE 802.11 PCF protocol can be modified to achieve a better performance is given. The original IEEE 802.11 is analyzed to show that PCF is not ...
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A cross layer adaptive channel selection mechanism for IEEE 802 11P suite
... on IEEE 802.11 suite including both PHY and MAC layers [27, ...PHY layer is responsible for various air interface functionalities such as synchronization, chan- nel estimation, and ...The MAC ...
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Proposing of Collisions Free and Secure Network for IEEE 802 11 WLAN
... IEEE 802.11 wireless network contains various problems such as packets delay and drop because of collision due to the heavy traffic. Packets are dropped either by the buffer overflow or by the MAC ...
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Adaptive Distributed Inter Frame Space for IEEE 802 11 MAC Protocol
... for IEEE 802.11 Medium Access Control (MAC) ...for IEEE 802.11 MAC protocol in single-hop wireless ...the MAC layer in single-hop wireless ...
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Reducing the MAC Latency for IEEE 802 11 Vehicular Internet Access
... the MAC (scanning) and Network (network address acquisition) layer, continuing to influence the full utilization of the high-quality link access, that is, near the AP where the signal is strong [4, ...
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An Efficient GTS Allocation Scheme for IEEE 802.15.4 MAC Layer
... Regarding the GTS mechanism, NGA [8] and i-GAME [9] provide bandwidth allocation method to decrease the waste of bandwidth. NGA divides the CFP into 16 time slots with equal size to allocate the time slot to decrease the ...
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MAC Layer Evaluation using IEEE 802 15 4
... Superframe structure is defined as a beacon-enabled structure which comprises of the time-interval present in between the two beacon frames, in which, one represents the beginning and the other represents the end [8]. ...
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Dynamic Adaption of DCF and PCF Mode of IEEE 802 11 WLAN
... In recent years there has been an increasing trend towards personal computers and workstations becoming portable and mobile. People need the same service quality as in wired network. Future demands support of voice and ...
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Analysis of Energy Consumption for IEEE 802 15 4 MAC and S MAC Protocols in Wireless Sensor Network
... In network, a packet collision occurs when two or more nodes attempt to transmit packets into the medium over the network at the same time. Packet collisions can be the cause of wasting energy and decreasing performance ...
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