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1、西北工业大学硕}论文ABSIACTABSTRACTWhileandtheembeddedapplicationsproliferatingatanamazingratewithnoendinsight,theoperatingsystemisbecomingthecrucialpartoftheembeddedsystem.Buttherequirementsaboutthefunctions,performance,size,costofembeddedsystemsarevarious,soresearchanddevelopageneral,configurable
2、embeddedreal-timeoperatingsystemtomeetwiththevariousrequirementsbearsbothsignificanttheoreticalandpracticalvalues.Theconfigurableembeddedoperatingsystemtechnologiesarestudiedinthethesis,whichispartofimportantresearchcontentsoftheNationalDefence'sTenthFive-Year-Plan'Pre-ResearchProject:"Re
3、searchandApplicationsofEmbeddedReal-TimeLinuxTechnology".Onthebasis,wedesignedanddevelopedprototypesystemofconfigurableembeddedreal-timeLinuxoperatingsystem.Inthisthesis,firstlyintroducedtheconceptionandcharactersofthenetworkedembeddedsystemandanalyzedthenetworkedembeddedsystem'skeytechno
4、logies.Thenthepaperdefinedthecharacteristicsoftheidealembeddedreal-timeoperatingsystem.Afterthat,thepapercomparedthetailoringmechanismofsomeoperatingsystemsanddiscussedwhatshouldbedonewhendevelopingacomponent-basedoperatingsystem.Theseworksprovidethetheoreticalbasisforthefollowingdesignan
5、ddevelopment.Secondly,ananalysisoftheadvantage,shortageandthewaystodeveloptheembeddedsystemsusingLinuxoperatingsystemispresented.Baseonthat,thepapergaveaschemetomakeageneralandconfigurableembeddedreal-timeoperatingsystemwithLinuxoperatingsystem.Usingthesystem,theconsumercantailorthesystem
6、accordingtotheindeedrequirementinordertosavethesystemresourceLastly,aimingattheshortcomingofconfigurablecapabilityaboutLinux,thedesignandimplementationoftheprototypesystemofconfigurableembeddedreal-timeLinuxaregiveninthepaper.Thenthewaystoenhancereal-timeandmoreconfigurablecapabilityofLin
7、uxkernelarediscussed.Keywords:EmbeddedandReal-TimeSystem,ConfigurableOperatingSystem,Component.LinuxKernel,NetworkedComputing西北工业大学硕士:论文第一章绪论第一章绪论1.1课题研究的背景与意义计算机在经历了巨型机、小型机、微型机之后，迎来了后PC时代，这使得人们越来越多的接触到一个全新的概念—嵌入式系统。在后PC时代，计算机无处不在，它广泛地渗透到科学研究、工程设计、武器装备、各类产业、文化艺术、娱乐业
