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Software and Digital Systems Safety (SDSS) Research ProgramAcronym ListAcronym List (cont)Briefing OutlineSDSS Research Program PurposeSDSS Technical Community Research Group (TCRG)SDSS Research HistorySDSS Task Priorities (as of Sept 2002) and Activation StatusPowerPoint PresentationSlide 10Task CategoriesCOTS-Related TasksVerification TasksComplex Hardware TasksComplex Hardware Environment TasksData / Databus TasksFlight Control TasksIMA-Related TasksSoftware Tools TasksSoftware Service History TasksResearch AffiliationsPotential IT and ISS Task CollaborationMore InformationBackground SlidesCOTS-Related Tasks (1, 2, 8, 22, & 25)Verification Tasks (3, 7 & 9)Complex Hardware Tasks (4, 5, & 16)Complex Hardware Environment Tasks (20, 26, & 27)Data / Databus Tasks (6, 12, 23, & 28)Flight Control Tasks (11, 13, 15, & 18)IMA-Related Tasks (10, 14, 19, & 21)Software Tools Tasks (9 & 17)Software Service History Tasks (24 & 29)1Software and Digital Systems Safety (SDSS) Research ProgramBarbara LingbergFAA/AIR-120SDSS Program SponsorMay 6, 20032Acronym List•AVSI Aerospace Vehicle Systems Institute•COTS Commercial-off-the-shelf•CSTA Chief Scientific and Technical Advisor•FAA Federal Aviation Administration•FPGA Field-Programmable Gate Array•FY Fiscal Year•HUMS Health Usage Monitoring System•IMA Integrated Modular Avionics•ISSInformation Systems Security3Acronym List (cont)•IT Information Technology•LAN Local Area Network•MC/DC Modified Condition/Decision Coverage•NASA National Aeronautics & Space Administration•OO Object-oriented•OS Operating System•RTOS Real-Time Operating System•SDSS Software and Digital Systems Safety•TCRG Technical Community Research Group4Briefing Outline•SDSS Research Program Purpose•SDSS Technical Community•SDSS Research History•SDSS Research Priorities•Overview of SDSS Tasks5SDSS Research Program Purpose•To address safety, performance, and technology issues in the areas of:–Software–Complex electronic hardware–Digital systems•SDSS research supports the policy and guidance initiatives of the FAA6SDSS Technical Community Research Group (TCRG)•Leader: Leanna Rierson, CSTA for Aircraft Computer Software•Sponsor: Barbara Lingberg•Program Manager: Chuck Kilgore•Members:• Will Struck• Jorge Castillo• Robin Sova• Gary Horan• Brenda Ocker• Dennis Wallace• John Lewis • Jim Treacy• Tony Lambregts• Tom Kraft• Larry Bessette• Steve VanTrees7SDSS Research History•Past Research in the Areas of:–Modified Condition/Decision Coverage (MC/DC)–Service History–COTS Software–COTS Hardware–COTS RTOS–Structural Coverage of Object-oriented Software•See FAA Software Website for Reports:–http://av-info.faa.gov/software8SDSS TaskPriorities (as of Sept 2002) and Activation Status Status Priority TaskDone 1 COTS software and component protectionFY03 2 Microprocessor evaluationsFY03 3 Object oriented technology 4 Complex electronic hardware case study FY03 5 Semiconductor wearout effects $$ 6 Databus evaluation criteria $$ 7 Structural coverage at the object code level FY03 8 COTS component integration (follow-on to 1 above) 9 Software verification tools assessment $$ 10 Safety engineering in softwareLegend-In Work FY03 -Start in FY03 $$ -Start in FY04+ Done -Complete9 Status Priority TaskDone 11 Augmented manual control (fly-by-wire/light) 12 Ethernet as an aviation databus (related to 1, 6, 8, 22)$$ 13 Adaptive flight controls for general aviation$$ 14 Requirements engineering management$$ 15 Advanced guidance & control system functional design$$ 16 Tool qualification of complex electronic hardware 17 Software development tools assessment$$ 18 Flight critical systems design assurance 19 Real-time scheduling analysis$$ 20 Accelerated life qualification methodsLegend-In Work FY03 -Start in FY03 $$ -Start in FY04+ Done -Complete SDSS Task Priorities and Activation Status (cont)10Status Priority Task $$ 21 Avionics computer resource issues $$ 22 Wrappers with COTS software (follow-on to 1, 8 above)$$ 23 Local area networks onboard aircraft 24 Software service history case study 25 COTS ground systems verification$$ 26 Criteria for burn-in testing$$ 27 Environmental qualification of electronic components$$ 28 Transfer of aviation data on the internet$$ 29 Software service history and reliability modelsLegend-In Work FY03 -Start in FY03 $$ -Start in FY04+ Done -CompleteSDSS Task Priorities and Activation Status (cont)11Task Categories COTS-Related Verification Complex Hardware Complex Hardware Environment Databus Flight Controls IMA-Related Software Tools Service History12COTS-Related Tasks PriorityPriorityTaskTask 1 COTS Software and Component Protection 2 Microprocessor Evaluations 8 COTS Component Integration 22 Wrappers with COTS Software 25 COTS Ground Systems Verification13Verification Tasks PriorityPriorityTaskTask 3 Object Oriented Technology 7 Structural Coverage at the Object Code Level14Complex Hardware Tasks PriorityPriorityTaskTask 4 Complex Electronic Hardware Case Study 5 Semiconductor Wearout Effects 16 Tool Qualification of Complex Electronic Hardware15Complex Hardware Environment Tasks PriorityPriorityTaskTask20 Accelerated Life Qualification Methods26 Criteria for Burn-in Testing27 Environmental Qualification of Electronic Components16Data / Databus Tasks PriorityPriorityTaskTask 6 Databus Evaluation Criteria12 Ethernet as an Aviation Databus23 Local Area Networks (LANs) onboard Aircraft28 Transfer of Aviation Data on the Internet17Flight Control Tasks PriorityPriorityTaskTask11 Augmented Manual Control13 Adaptive Flight Controls for General Aviation15 Advanced Guidance & Control System Functional Design18 Flight Critical Systems Design Assurance18IMA-Related Tasks PriorityPriorityTaskTask10 Safety Engineering in Software14 Requirements Engineering Management19 Real Time Scheduling Analysis21 Avionics Computer Resource Issues19Software Tools Tasks PriorityPriorityTaskTask9* Software Verification Tools Assessment17 Software Development Tools Assessment*AIO Funded 1st Year20Software Service History Tasks PriorityPriorityTaskTask24 Software Service History Case Study29 Software Service History and


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