时隙ALOHA协议仿真摘要：时隙ALOHA是应用于无线通信系统中的一种协议，时隙ALOHA使用了各种控制算法以保证系统的稳定性，在比较三种常用网络仿真模型的基础上，分析了时隙ALOHA仿真结果及应用于通信系统中的性能优点。给出了MATLAB仿真平台下实现时隙ALOHA控制算法的流程图，编写了MATLAB代码对时隙ALOHA的伪贝叶控制算法性能进行协议性能测试及仿真结果表示。关键字：时隙；ALOHA;仿真；MATLABSimulationofslottedALOHAprotocolPanPengfei"(Gradell,ClassO3,MajorElectronicInformationEngineeringjnstituteofphysicsandTutor:WuYanAbstract：SlottedALOHAisusedinawirelesscommunicationsystem,slotALOHAusevariouscontrolalgorithmtoensurethesystemslabilityjnthecomparisonofthreekindsofcommonlyusednetworksimulationmodelbasedon.analyzestheslottedALOHAsimulationresultsandapplicationincommunicationsystemperformanceadvantagcs.GivcstheMATLABsimulationplatformtoachieveslottedALOHAcontrolalgorithmflowchart.WritcthematlabcodeforthetimeslotALOHApseudoBeileafcontrolalgorithmperformanceprotocolperformancetestingandsimulationresults.KeyWOrds：Slot;ALOHA;Simulation;MATLAB1引言........................................................................................42多地址接入协议发展状况......................................................................2.1多地址接入协议概述....................................................................52.2多址接入协议分类......................................................................52.2.1非竞争多址接入协议..............................................................72.2.2竞争多址接入协议................................................................72.3多址接入协议仿真模型..................................................................72.3.1仿真系统模型....................................................................72.3.2业务源模型.....................................................................102.3.3协议评价指标...................................................................103ALOHA协议的基本原理.....................................................................103」时隙ALOHA的基木原理...............................................................123.2时隙ALOHA的稈序流程图.............................................................133.3时隙ALOHA系统模型.................................................................143.3.1时隙ALOHA马尔科夫链系统模型.................................................143.3.2离散时间系统模型...............................................................143.3.3蒙特卡罗法.....................................................................154MATLAB仿真软件的介绍...................................................................154」时隙ALOHA协议在MATLAB屮的实现.................................................164.1.1随机数的生成...................................................................164.1.2信道状态的判断.................................................................164.1.3为贝叶斯调柴算法实现...........................................................164.2时隙ALOHA协议仿真结果分析.........................................................17结论.........................................................................................17参考文献.....................................................................................20附录A:.....................................................................................................