基于平台的SoC系统综合技术研究

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1、分类号TN47UDC●■■■■■■●■●■■■■■■■■■■■■一学位论文妒870767密级单位代码学号基于平台的SoC系统综合技术研究程作仁指导教师姓名高明伦教授10359011713005申请学位级别工学博士专业名称精密仪器及机械论文提交日期2006年1月论文答辩日期2006年3月学位授予单位和日期合肥工业大学答辩委员会主席评阅人许居衍院士孙大有教授粱华国教授2006年2月TheResearchonPlatform-BasedSoCSystemSynthesisABSTRACTInordertocopewiththeincreasingcomplexityofintegrat

2、ecircuitsandthepressureofTime-To·Market，theplatform—baseddesignmethodologywhichemphasizesplatformlevelre—usebecomesamajorfocus．Butthetraditionalplatform—basedSoCdesignflowistooexperimentaltoadoptenoughautomatictechniques，Intraditionaldesignflow，designerchoosesplatformbyexperiencefirstly，thena

3、ddsorremovesIPStogetnewSoCimplementationfinally，thetwostagescannotbefulfilledautomatically．TheresearchinthisdissertationfocusesontheautomaticPSSS(Platform-basedSoCSystemSynthesis)techniquesincludingspecificationandoptimizationalgorithm．mainoriginalworksinthisthesisarefollowing．1．TheproposedPS

4、SStechniquesinthisthesiscanbeimplementedautomatically．2．Thetwo-stagemappingmodelcanavoidalotofinvalidcodesduringthesystemsynthesis．3．TospeeduptheconvergenceoftheGA，itispresentedusingtwo-stagememorymodeltomodifythemutationoperator，andatwo-stagememorymodelbasedhiIIclimbinggeneticalgorithmisprop

5、osed．Thetwomethodsareprovedvalidduringtheexperience．4．TheplaguingprematureconvergenceproblemhasalwaysbeenthehindranceforGAstobeappliedinwideoptimizationproblems．ThepastresearchworksfocusonthecrossoveroperatorandthemutationoperatoroftheGAsandignoretheinfluenceoftheselectionoperator．Thisthesisp

6、roposesanovelselectionoperator，modifiedrankingselectionoperator(MRS)．MRSincludestheStaticLinearRankingSelectionoperator(S-MRS(L))，theDynamicLinearRankingSelectionoperator(D-MRS(L))，theStaticExponentialRankingSelectionoperator(S—MRS(E))andtheDynamicExponentialRankingSelectionoperator(D-MRS(E))

7、．Atlast，theproposedPSSSareprovedtobevalidthroughanexample．proposedPSSStechniqueisthefirstautomatictechniquesupportingtheplatform-basedSoCdesign．Keywords：PSSS，GA，two—stagememorymodel，modifiedrankingselectionoperator，two—stagemappingmodel，alloc