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1、Building Safe Embedded Systems Using a HolisticMobel Based System Engineering(MBSE)ApproachProf.Dr.-Ing.Peter FrommM.Sc.Thomas BarthContentComplexity?Quality?Safety in a Nutshell impact on Processes and Hardware/Software ArchitectureTOP 5 of clean code and architectureThe RTE ConceptAcademic and Ind
2、ustrial ExperiencesHow to build a safe embedded system-Qualitt trotz Komplexitt|Prof.Dr.-Ing.Peter Fromm|(c)H-DA,FBEIT2Embedded Systems FailuresHow to build a safe embedded system-Qualitt trotz Komplexitt|Prof.Dr.-Ing.Peter Fromm|(c)H-DA,FBEIT3Ariane 5-1995Boeing 737 max 2018/2019Tesla crash 2016Gro
3、wing complexity:Machines take human decisions example carHow to build a safe embedded system-Qualitt trotz Komplexitt|Prof.Dr.-Ing.Peter Fromm|(c)H-DA,FBEIT41876 1930:Engine Technology1930-1980:Chassis and passive Safety1980-1995:Simple active Safety(ABS,Airbag)1995-2010:Active Driver Support(ESP,AC
4、C)2010 2015:The Car starts to take over(Auto Brake,Drive)2015-?:Autonomous driving?Mechanics10 years+innovation cycleElectronics5 years +innovation cycleSoftware2 years-innovation cycleTechnical debts/code rot/software erosion How to build a safe embedded system-Qualitt trotz Komplexitt|Prof.Dr.-Ing
5、.Peter Fromm|(c)H-DA,FBEIT5TechnicalDebtsTimeConcept phaseImplementation phaseDelivery phaseNot enough timeUnderestimated complexityNo qualificationHack producing more hacksDocuments and code in sync?The result.How to build a safe embedded system-Qualitt trotz Komplexitt|Prof.Dr.-Ing.Peter Fromm|(c)
6、H-DA,FBEIT6Safety in a Nutshell 1 Reliable System EngineeringHow to build a safe embedded system-Qualitt trotz Komplexitt|Prof.Dr.-Ing.Peter Fromm|(c)H-DA,FBEIT7HazardsOperating our system may kill/harm humansHazardous events Risk assessment:Impact,probability,controlabiltySafety GoalsRisk mitigatio