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MAC Layer

A Phy/Mac Layer Mechanism to Improve
Aggregation in WLANs

A Phy/Mac Layer Mechanism to Improve Aggregation in WLANs

... the MAC efficiency of each single link transmission, frame aggregation [7], is proposed in IEEE ...at MAC layer. The applications of MAC frame aggregation are limited to bulk transmissions as ...

5

Performance Analysis of MAC layer on Saturation Throughput

Performance Analysis of MAC layer on Saturation Throughput

... PHY layer selects the proper modulation theme given the channel conditions and provides the mandatory information measure, whereas the mac layer decides in a very distributed manner on however the ...

5

Modelling MAC layer communications in wireless systems

Modelling MAC layer communications in wireless systems

... express MAC-layer protocols such as CSMA / CA, where the authors propose a bisimilarity which is proved to be sound but not complete with respect to a notion of reduction barbed ...

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A Novel MAC layer based Reputation System for MANETs

A Novel MAC layer based Reputation System for MANETs

... the MAC layer leads to serious consequences such as violation of ...a MAC Layer based Reputation System for ...the MAC component of ns2 and the results are compared with the existing ...

6

Verilog Modeling of Wi-Fi MAC Layer for Transmitter

Verilog Modeling of Wi-Fi MAC Layer for Transmitter

... the MAC Layer checks the value of its network allocation vector (NAV), which is a counter resident at each station that represents the amount of time that the previous frame needs to send its ...

6

MAC Layer Evaluation using IEEE 802 15 4

MAC Layer Evaluation using IEEE 802 15 4

... and MAC sub-layer of LR-WPAN (Low Rate Wireless Personal Area Network) ...physical layer is developed low data-rates, energy efficiency, and robustness, whereas, MAC layer which ...

5

MAC Layer Jamming Mitigation Using a Game Augmented by Intervention

MAC Layer Jamming Mitigation Using a Game Augmented by Intervention

... MAC layer jamming is a common attack on wireless networks, which is easy to launch by the attacker and which is very effective in disrupting the service provided by the ...current MAC protocols for ...

14

A Survey of MAC Layer Issues and Application layer Protocols for Machine to Machine Communications

A Survey of MAC Layer Issues and Application layer Protocols for Machine to Machine Communications

... 802.11 MAC protocol [1]. Basic strategies to diminish the MAC layer vitality utilization incorporate lessening the impacts, rest planning, power control, and decreasing unmoving tuning ...

6

Impact of MAC Layer on AODV and LAR Routing Protocols in MANETs

Impact of MAC Layer on AODV and LAR Routing Protocols in MANETs

... network. MAC layer plays key role in Routing, so the selection of routing protocols and impact of MAC layer on routing protocols is one of the research areas in ...

5

A QoS guaranteeing MAC layer protocol for the "underdog" traffic

A QoS guaranteeing MAC layer protocol for the "underdog" traffic

... 802.11e MAC in most essential respects. Our MAC model provides us with an abstraction of the essential features of ...802.11e MAC, while avoiding the complex details of the ...hybrid MAC model ...

15

A Survey: MAC Layer Protocol for Wireless Sensor Networks

A Survey: MAC Layer Protocol for Wireless Sensor Networks

... Sensor-MAC (S-MAC) locally managed synchronizations and periodic sleep listen schedules based on these synchronizations form the basic idea behind the Sensor-MAC (S-MAC) protocol [5]. ...

9

A MAC Layer Abstraction for Heterogeneous Carrier
Grade Mesh Networks

A MAC Layer Abstraction for Heterogeneous Carrier Grade Mesh Networks

... Current deployments of mesh networks like e.g. Roofnet [3] are typically based on a single radio technology, generally IEEE 802.11 [4], due to its low cost and use of unlicensed spectrum. Despite the benefits in terms of ...

8

An Efficient GTS Allocation Scheme for IEEE 802.15.4 MAC Layer

An Efficient GTS Allocation Scheme for IEEE 802.15.4 MAC Layer

... To obtain network address, there are three topological parameters to be defined: the number of child devices (Cm), the network maximum depth value (Lm) and the maximum [r] ...

16

Reduce the Congestion in Control Channel of MAC Layer of VANET using MAC Protocols

Reduce the Congestion in Control Channel of MAC Layer of VANET using MAC Protocols

... Hybrid multichannel MAC protocol for the vehicular network. This protocol enhanced the throughput and reduces the collision on the network. The co-ordination between the nodes is nontrivial and it supports TDMA ...

10

Modelling Mac Layer communications in wireless systems

Modelling Mac Layer communications in wireless systems

... In this section, we show how our calculus CCCP can be used to model different interesting beha- viours which arise at the MAC sub-layer [26] of wireless networks. Then, we exploit our bisimu- lation proof ...

59

Enhanced Security for Mobile WiMAX through Secured Initial Ranging Process

Enhanced Security for Mobile WiMAX through Secured Initial Ranging Process

... Physical layer (PHY) and Medium Access Control (MAC) ...sub layer of the ...sub layer of IEEE ...sub layer supports to verify the user, authorize the user and provide encryption support ...

5

PHY-MAC Cross-Layer Cooperative Protocol Supporting Physical-Layer Network Coding

PHY-MAC Cross-Layer Cooperative Protocol Supporting Physical-Layer Network Coding

... PHY- MAC cross-layer cooperative protocol which can support PNC for cooperative wireless networks with bidirectional tra ffi ...cross- layer protocol considers both the MAC layer and ...

15

Energy Conservation Techniques in Ad hoc Networks

Energy Conservation Techniques in Ad hoc Networks

... transport layer, the MAC layer in most wireless devices compensates for some packet failure by retransmitting the packet up to some retransmit limit number of times before considering the packet ...

5

Wireless LAN Security

Wireless LAN Security

... Wireless Local Area Networks (WLANs) are cost effective and desirable gateways to mobile computing. They allow computers to be mobile, cable less and communicate with speeds close to the speeds of wired LANs. These ...

5

MAC and Routing Layer Supports for QoS in MANET: A Survey

MAC and Routing Layer Supports for QoS in MANET: A Survey

... It works both functionality like distributed as well as differentiated services, when MAC layer receives the higher layer data’s (frame), which contains the user priority (UP) and it maps to access ...

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