标签: aloha
相关资源
-
ALOHA碰撞算法ELEC350,Dr.JKhan,ALOHAnote.ALOHAProtocolALOHAisconsideredtobeparentrandomaccessprotocolusedincommunicationnetworks.ALOHAprotocolwasdesignedbyaresearchgroupattheUniversityofHawaiitointerconnectanumberofpacketradioterminals.ALOHAwasdesignedasverysimpleprotocolwithminimumcontrol.Theprotocolwasdesignedforaverylighttraffic.Theideaisthatwheneveraradioterminalhasanypackettotransmitthenitshouldtransmitthepacketwithoutcheckingthestatusofthetransmissionchannel.Fromtimetotimethetransmittedpacketwillcollide,butthesecanbetreatedastransmissionerrorsandrecoverycantakeplacebyretransmission.Whentrafficislight,theprobabilityofcollisionisverysmallhenceretransmissionsneedtobecarried……
