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공공누리This item is licensed Korea Open Government License

Title
Automatic handover control for distributed load balancing in mobile communication networks
Author(s)
변희정유정록
Publication Year
2012-01-01
Abstract
Inthispaper,weproposeanauto-tuningofmobilityalgorithminthemobilecommunicationsystemsasaloadbalancingself-optimizationusecase.Thispaperpresentsadistributedapproachinwhichthetrafficloadcanbebalancedsystematicallybyutilizingtheeffectiveloadinformationofneighboringcells.Theproposedloadbalancingschemedetectsaloadimbalanceinthenetworkandresolvestheproblemautomaticallybycontrollingthehandoverparameterasanonlinearfunctionoftheloaddifference.Basedoncontroltheory,weanalyzetheadaptivebehavioroftheproposedcontrollerandderiveconditionforsystemstability.Resultsfromasymptoticanalysisandsimulationindicatethattheproposedlocalcontrollerofeachindividualcelleffectivelyachievestheglobalproperties,suchthattheloaddifferenceinthenetworkisstabilizedgloballywithinapredeterminedthreshold.Extensivesimulationresultsalsoshowthattheproposedschemeoutperformstheexistingmethodsbyreducingcallblockingrateoftheoverloadedcells.
Keyword
Selfoptimization; Loadbalancing; Congestion; Handover
Journal Title
WirelessNetworks
Citation Volume
18
ISSN
1022-0038
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Appears in Collections:
7. KISTI 연구성과 > 학술지 발표논문
URI
https://repository.kisti.re.kr/handle/10580/14099
http://www.ndsl.kr/ndsl/search/detail/article/articleSearchResultDetail.do?cn=NART58377109
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