A Transmission Gate Physical Unclonable Function and On-Chip Voltageto-Digital Conversion Technique

《A Transmission Gate Physical Unclonable Function and On-Chip Voltageto-Digital Conversion Technique》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、ATransmissionGatePhysicalUnclonableFunctionandOn-ChipVoltage-to-DigitalConversionTechniqueRajChakraborty,CharlesLamechDhruvaAcharyyaJimPlusquellicIntelCorp.AdvanTestInc.UniversityofNewMexicoraj.k.chakraborty@intel.com,Dhruva.Acharyya@advantest.comjimp@ece.unm.educharle

2、s.d.lamech@intel.comABSTRACTareusedtoconfigureoneormorePUFcircuitprimitivespriortoAphysicalunclonablefunction(PUF)isanembeddedinte-theapplicationofastimulus.Thestimuluselicitsananaloggratedcircuit(IC)structurethatisdesignedtoleveragenaturallyresponsefromthePUFprimitives

3、,whichismeasuredanddigi-occurringvariationstoproducearandombitstring.Inthispaper,tizedbyothercomponentsofthePUFcircuit.ThedigitizedweevaluateaPUFwhichleveragesresistancevariationswhichresponsesarethencomparedinavarietyofcombinationstopro-occurintransmissiongates(TGs)of

4、ICs.Wealsoinvestigateaduceadigitalbitstring.novelon-chiptechniqueforconvertingthevoltagedropsproducedThePUFresponseisanaloginnature,e.g.,itcanbeavoltagebyTGsintoadigitalcode,i.e.,avoltage-to-digitalconverterdroporthepropagationdelayofasignalthroughthePUFprimi-(VDC).The

5、analysisiscarriedoutondatameasuredfromchipstive.Theanalognatureoftheunderlyingrandomvariablemakesubjectedtotemperaturevariationsovertherangeof-40oCtothePUFsensitivetoenvironmentalvariationssuchastemperatureoandpowersupplynoise.SeveralimportantapplicationsofaPUF+85Candv

6、oltagevariationsof+/-10%ofthenominalsupplyrequirethattheyproducethesamebitstringforafixedchallenge.voltage.TheTGPUFandVDCproducehighqualitybitstringsTherefore,PUFarchitecturesmustbebothrandomandresilienttothatperformexceptionallywellunderstatisticalmetricsincludingnoise

7、sources.stability,randomnessanduniqueness.Inthispaper,weinvestigateaPUFprimitivethatleveragesCategoriesandSubjectDescriptorsresistancevariationsthatoccurintransmissiongates(TGs).Hard-K.6.5[ManagementofComputingandInformationSystems]:wareexperimentsarecarriedoutonasetof

8、chipsat9tempera-SecurityandProtection--Authentication.ture-voltage(TV)corners,usingallcombinationsofthetemperatures-4