欢迎来到天天文库
浏览记录
ID:5989168
大小:315.60 KB
页数:8页
时间:2017-12-30
《0701异构无线网络中垂直切换算法的评测与改进》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、维普资讯http://www.cqvip.comISSN1000.9825,CODENRUXUEWE-mail:jos@iscas.ac.cnJournalofSoftware,Vo1.18,No.7,July2007,PP.1652—1659http://www.jos.org.cnDOI:10.1360,josl8l652Tel,Fax:+86—10—62562563@2007byJournalofSoftware.Allrightsreserved.木异构无线网络中垂直切换算法的评测与改进刘
2、敏I3+,李忠诚,过晓冰,张德魁。(中国科学院计算技术研究所,北京100080)(联想研究院,北京100085)(中国科学院研究生院,北京100049)EvaluationandImprovementofVerticalHandofAlgorithmsinHeterogeneousWirelessNetworksLIUMin·。LIZhong.Cheng,GUOXiao.Bing,ZHANGDe—Kui。(InstituteofComputingTechnology,TheChineseAcade
3、myofSciences,Beijing100080,China)(LenovoCorporateResearch,Beijing100085,China)(GraduateUniversity,TheChineseAcademyofSciences,BeUing100049,China)+Correspondingauthor:Phn:+86·10—62600707.Fax+86—10—62533449,E—mail:liumin@ict.ac.cn,http://www·ict,ac.cnLi
4、uM,LiZC,GuoXB,ZhangDK.Evaluationandimprovementofverticalhandofalgorithmsinheterogeneouswirelessnetworks.JournalofSoftware,2007,18(7):1652—1659.http://www.jos.org.cn/lO00·9825/l8/1652.htmAbstract:Verticalhandofisthebasicrequirementforconvergenceofdiffe
5、rentaccesstechnologiesandhasreceivedtremendousattentionfromtheacademiaandindustry.Inrecentyears,manyresearchworkshavefocusedonverticalhandofdecisionalgorithms.However,theevaluationscenariosindiferentpapersarequitediferent.Thusitisdificulttocomparedife
6、rentalgorithmsinafairway.Thispaperanalyzesthegeneralmotionmodelsofmobilenodesandidentifiesasetofnovelperformanceevaluationmodels.Equippedwiththemodels,thispaperanalyzestheperformanceoftwotypesofdecisionalgorithms:Hysteresisbasedalgorithmanddwellingtim
7、erbasedalgorithm.Basedontheabove,anovelverticalhandofdecisionalgorithm,self-adaptiveverticalhandofalgorithm(SAVA)ispresented.SimulationsshowthatSAVACanachievebetterperformancecomparedwiththeconventionalmethods.Keywords:heterogeneouswirelessnetwork;ver
8、ticalhandof;horizontalhandof;performanceevaluation摘要:垂直切换作为多网融合的基础,受到了学术界和工业界的广泛关注.目前,相关工作主要集中于垂直切换算法的研究.但由于各种算法用于自身验证的仿真评测环境各不相同,因此无法公平地予以对比.从节点运动模型出发。提出了一组适合垂直切换算法的仿真评价模型.基于所提出的仿真评价模型,对常用的迟滞电平算法和驻留定时器算法进行了性能分析.在此基础上,提出了一种自适应垂直切换算",~(self-ada
此文档下载收益归作者所有