Random access protocols it is also called contention method. Medium access control medium access control comprises all mechanisms that regulate user access to a medium using sdm, tdm, fdm, or cdm. The station can make a decision on whether or not to send data. Outline wireless lan technology medium access control for wireless ieee 802. The absolute offered load on the system is the average rate at which traffic arrives in bitssec e. Multiple access techniques, in ad hoc wireless networks. Partitioning visualization fdma tdma cdma er er er courtesytakashiinoue cse 123 lecture 8. Mac is thus similar to traffic regulations in the highwaymultiplexing example. System load packets arrive from time to time randomly to stations each station is either idle or has a packet to transmit the absolute offered load on the system is the average. Pdf the study on media access control protocol for.
The study on media access control protocol for wireless network in library article pdf available in international journal of distributed sensor networks 20152. There is no scheduled time for a stations to transmit. Chapter 3 media access control mobile computing winter 2005 2006 distributed computing group overview distributed computing group mobile computing r. This decision depends on the state of the channel, i. Limb, wireless medium access control protocols, ieee communications surveys, second quarter 2000. Gate lectures by ravindrababu ravula 211,014 views 17. Can we apply media access methods from fixed networks. Second layer of the osi reference model data link layer or the ieee 802 reference model which divides data link layer into logical link control and medium access control layer.
478 736 1385 433 1021 142 918 857 562 1269 1084 8 1002 1217 137 709 50 271 514 437 1041 620 1068 128 881 920 1087 957 1036 721 1050 298 1467 766 1409