美國白宮-國家頻譜戰(zhàn)略（英）-2023

NatioNalSpectrumStrategy★

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★THENATIONAL

SPECTRUMSTRATEGYNovember13,2023PresidentBidenhascalledradiofrequencyspectrumoneof“ourNation’s

mostimportantnationalresources.”

To

promoteinnovationandU.S.leadershipinwirelesstechnologies,theBiden-HarrisAdministrationhascommittedtocarefulplanningandcooperationamonggovernmentagenciesandtheprivatesector.

AsrequiredbythePresidentialMemorandumtitledModernizingUnitedStatesSpectrumPolicyandEstablishingaNationalSpectrumStrategy,theSecretaryofCommerce,throughtheNational

TelecommunicationsandInformation

Administration(NTIA),preparedthisNationalSpectrumStrategytobothpromoteprivate-sectorinnovationandfurtherthemissionsoffederaldepartmentsandagencies,submittingittothePresidentthroughthe

AssistanttothePresidentforNationalSecurity

Affairs,the

AssistanttothePresidentforEconomicPolicy,

andtheDirectoroftheOf?ceofScienceand

TechnologyPolicy.TheStrategyre?ectscollaborationwiththeFederalCommunicationsCommission(FCC),recognizingtheFCC’s

uniqueresponsibilitieswithrespecttonon-Federalusesofspectrum,andcoordinationwithotherFederaldepartmentsandagencies(referredtocollectivelyhereas“agencies”).

Incarryingoutthistask,NTIA

conductedextensivepublicoutreachthrougharequestforcomment,twopubliclisteningsessions,two

TribalNationconsultations,andone-on-onemeetingswithstakeholders.

NTIA

hasmadethisinformation,aswellassupplementalcomments?ledbystakeholders,publiclyavailable.

NTIA

alsosoughtandreceivedwrittencommentsandguidancefromFederalagenciesandhostedaGovernment-onlylisteningsessiontogatheradditionalfeedback.Theresultisacomprehensivestrategytomodernizespectrumpolicyandmakethemostef?cientusepossibleofthisvitalnationalresourcetoenhancethequalityoflifeforall

Americans.ThisStrategywillexpandaccesstoadvancedwirelessbroadbandnetworksandtechnologies,whetherterrestrial-,airspace-,satellite-orspace-based,forall

Americans.

Anditwilldrivetechnologicalinnovation(includinginnovativespectrumsharingtechnologies);boostU.S.industrialcompetitiveness;protectthesecurityofthe

Americanpeople;fosterscienti?cadvancements;promotedigitalequityandinclusion;andmaintainU.S.leadershipinglobalmarketsforwirelessequipmentandservices,aswellasinnovativespectrum-sharingtechnologies—allessentialprioritiesfortheBiden-Harris

Administration.NatioNal

Spectrum

Strategy★

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★TABLE

OF

CONTENTSIntroduction

.....................................................................

1PillarOne|

A

SpectrumPipelinetoEnsureU.S.Leadershipin

AdvancedandEmerging

Technologies.........................................................

3Pillar

Two

|CollaborativeLong-Term

PlanningtoSupporttheNation’sEvolvingSpectrumNeeds..........................................................

9Pillar

Three|UnprecedentedSpectrumInnovation,

Access,andManagementthrough

TechnologyDevelopment...................................................

13PillarFour|ExpandedSpectrumExpertiseandElevatedNational

Awareness.................

19Conclusion

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22NatioNal

Spectrum

Strategy★

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★INTRODUCTIONRadiofrequencyspectrumplaysasigni?cant—butoftenunacknowledged—rolein

Americans’dailylives.

Theradiowavesthatcarrydataandvoicecommunicationstosmartphonesandotherdevicesare,afterall,invisible.

Butconsumers,businesses,andgovernmentsateverylevelrelyuponspectrumtocompleteasigni?cant,untoldnumberoftasks,fromthemundanetothecritical.Indeed,wirelessserviceshavebecomeessentialforcitizenstofunctioninthe21stCentury.

Wirelessconnectivityprovidesincreasinglyreliableandaffordablehigh-speedinternetaccess,helpingtoeliminatecoveragegapsandtoenablediversity,equity,

andinclusionforall

Americans,eveninhard-to-reachareas,including

TribalNations,underservedcommunities,andU.S.territories.Wirelesscapabilitiesalsohavebecomeintegraltopublicsafety,

medicalcare,education,multimodaltransportation,andanarrayofindustrialoperations.

CriticalU.S.Governmentservicesandmissionsalsoincreasinglydependonspectrumaccess.

Essentialgovernmentmissionsrelyonwirelesssystemsontheground,intheair,

atsea,andinspacetoprotectournationalsecurityandtoprovideservicesthatdeliverimportantpublicbene?ts.Asaresultofongoinginnovationsinwirelesstechnologies,demandforspectrumaccessisgrowingrapidly.

Intheprivatesector,next-generation

Wi-Fi

networks,largesatelliteconstellationsinlow-Earthorbit,rapidlyincreasingspacelaunchcadences,aggregateddatatransferrequirements,5Gand6Gbroadbandnetworks,privatewirelessnetworks,autonomousvehicles,andotheradvancedsystemsdrivedemand.

Dynamicspectrumsharingisonekeytomeetthesegrowingdemands,andtheUnitedStatesisuniquelypositionedtoembraceawhole-of-Nationapproachtoadvancethestateoftechnologyfordynamicformsofsharing.TheUnitedStatesneedsacomprehensivestrategytomodernizespectrumpolicyandmakethemostef?cientusepossibleofthisvitalnationalresource.Ingeneral,technologicalinnovationsincommunications,passivesensors,radars,andotherapplicationsareintegraltotheFederalGovernment’sprioritiesfornationalsecurity,

criticalinfrastructure,transportation,emergencyresponse,publicsafety,

climatemonitoring,weatherforecasting,scienti?cdiscovery,andeconomicgrowth.

A

growingnumberofapplicationsandtechnologies,suchasGlobalNavigationSatelliteSystems(GNSS)(includingtheGlobalPositioningSystemorGPS),servebothgovernmentalandnongovernmentalusers.

AlloftheseusesandspectrumdemandsareimportanttotheNationandmustbeprotectedfromharmfulradiofrequencyinterferencetoensureahighlevelofserviceavailabilityandtobestservethepublicinterest.

Ye

tspectrumaccessisnotunlimited,whichincreasestheimportanceofembracingopportunitiestoexpanddynamicspectrumaccessforallusers.1NatioNal

Spectrum

Strategy★

★

★

★

★

★ThisStrategydrawsheavilyupontheinformationreceivedduringNTIA’s

outreachefforts.

Itrepresentsahigh-levelblueprintthatarticulatesournationalobjectivesforspectrumpolicyandchartsawhole-of-Nationapproachtoachievingthoseobjectives.

TheStrategyrecognizesthatitsimplementationmustbeconsistentwith,andinnowaylimit,(1)theFCC’s

statutoryroleasanindependentagencythatistheexclusiveregulatorofnon-Federalspectrumuse;or(2)NTIA’sstatutoryroleasthesoleagencyresponsibleforauthorizingFederalspectrumuse.

TheStrategyfurtherrecognizesthestatutoryrolesandresponsibilitiesofFederalagenciestocarryoutmissionsthatrelyonspectrumaccess.TheStrategyadoptsanddescribesfourpillarswithseveralcorrespondingstrategicobjectivesforimmediateandsustainedattentionandeffort:?PillarOne:

A

SpectrumPipelinetoEnsureU.S.Leadershipin

AdvancedandEmergingTechnologies?Pillar

Two:

CollaborativeLong-Term

PlanningtoSupporttheNation’sEvolvingSpectrumNeeds?Pillar

Three:

UnprecedentedSpectrumInnovation,

Access,andManagementthroughTechnologyDevelopment?PillarFour:

ExpandedSpectrumExpertiseandElevatedNational

AwarenessAnessentialelementsupportingeachofthesefourpillarsandcuttingacrossallaspectsofthisStrategywillbethecreationandexecutionofanimprovednationalframeworkforcollaborationonspectrumpolicy.

Simplyput,theUnitedStatesneedsabetterandmoreconsistentprocessforbringingthepublicandprivatesectorstogethertoworkthroughthedif?cultissuessurroundingaccesstospectrum,includingdynamicformsofspectrumsharing.

TheU.S.Governmentwillbuilduponexistingconstructstoenableconsistent,robust,andtransparentengagementamongstakeholdersandwillpublishanimplementationplanwithdetailsaboutresponsiblepartiesandtimelinestoachievespeci?coutcomesassociatedwitheachstrategicobjectiveidenti?edherein.ThiswillhelptoaddressspectrumchallengesfacingtheNation,includingchartingapathtosatisfycurrentandfuturespectrumaccessrequirements.NatioNal

Spectrum

Strategy2★

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★PillarOne|

A

SpectrumPipelinetoEnsureU.S.Leadershipin

AdvancedandEmerging

TechnologiesU.S.leadershipinnext-generationtechnologiesandservicesrequiresgreaterspectrumaccessforboththeprivateandpublicsectors.

To

continueourNation’seconomicgrowth,tomaintainandimproveourglobalcompetitiveness,andtosupportcriticalpublicservicesandmissions,wemustmakespectrumavailableforinnovativenewusesandtomeetgrowingdemand.

ThisStrategyconsiderssucha“spectrumpipeline”toencompassspectrumbandsthatareinvariousstagesofconsiderationforrepurposing(allowingneworadditionalusesthroughrelocationand/orsharing)tosatisfynon-FederalandFederalneeds.1Thelong-termspectrumplanningprocessdiscussedinPillar

Two

willstrategicallyandsystematicallyevaluateandrespondtoprojectedprivatesectorandpublicsectorspectrumrequirementswellintothefuture.

Butwemustalsotakeimmediateactiontomeetexistingandreasonablyanticipatednear-andmid-termspectrumneeds.

To

thatend,thisStrategyidenti?es?vespectrumbandstotaling2,786megahertzofspectrumforin-depth,near-termstudytodeterminesuitabilityforpotentialrepurposingtoaddressthenation’s

ever-evolvingneeds.

ThesespectrumbandsareamixofFederalandsharedFederal/non-Federalbands—withanemphasisonmid-bandfrequencies—thatwillbestudiedforavarietyofuses,includingterrestrialwirelessbroadband,innovativespaceservices,andunmannedaviationandotherautonomousvehicleoperations.StrategicObjective1.1|Ensuresuf?cientspectrumaccesstosupportFederalagencymissionsnowandintothefuture.TheU.S.GovernmentneedsaccesstospectrumforanarrayofcriticalmissionsthatadvanceAmerica’seconomicprosperity,scienti?cendeavors,technologyleadership,publicsafety,

andnationalsecurity.ThisStrategyreaf?rmsexistingU.S.policy,

assetforthinrelevantstatutes,regulations,andOf?ceofManagementandBudgetguidance,that—whenfeasible—theFederalGovernmentwillprocurecommercialproductsandservicestosupportitsoperations.

Similarly,someGovernmentmissionsdependonnongovernmental,federallysupportedorganizations,activities,andfacilities,whichalsorequireaccesstospectrum.

However,whenrelyingonnongovernmentalentitiesorservicesisinfeasibleorwouldbemateriallydetrimentaltonationalinterests,NTIA

(incoordinationwiththeFCC,asnecessary)willensurethatsuf?cientspectrumresourcesareavailabletoagenciesand1

eNationalSpectrumStrategy’s

e?orttocreatenewsharingopportunitiespertainstobandswithFederalallocationsthatare

beingnewlyconsideredfor

more

intensiveFederalor

non-Federaluse.

It

willnotexaminebandsthatwereprevi-ouslymadeavailablefor

non-Federaluseby

theFCC,norwillit

a?ecttherightsof

existingnon-Federalusersor

otherwiseconstituteamodi?cationof

anexistinglicenseunder47U.S.C.

§316of

theCommunicationsAct.3NatioNal

Spectrum

Strategy★

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★theirsupportingentitiestoconducttheirmissionsandtoprotecttheiroperationsfromexperiencingharmfulinterference.WhenFederalagenciesidentifyrequirementsforadditionalspectrumaccess,NTIA,incollaborationwiththoseagencies,will?rstassessthespectrumresources(bothFederalandnon-Federal)allocatedtosupporttheparticularagency’s

currentandfuturespectrum-dependentoperations.

Throughthisprocess,NTIA

willfurtherconsider(1)theagency’soperationalrequirementsandthenatureofitsmission(s);(2)existingauthoritiesandconformitytointernationalallocationsforsimilarapplications;and(3)thepotentialforimprovedef?ciencyandmissioneffectivenessthroughnewtechnologicaldevelopments(suchascompressionandmodulationtechnology)andcoexistencetechniques.Severalotherconsiderations,inadditiontothefactorsidenti?edabove,mustbeaccountedforwhenmakingthesespectrumrequirementsassessments.

First,Federaloperationsoftendonotfullyoccupytheirspectrumassignmentsatalltimes;however,thenatureofanagency’smissionmayrequireconstantavailabilityofaspectrumassignmentforimmediateuse.

Second,themetricsforassessingthe“ef?ciency”ofaFederalagency’s

spectrumusagemustbetailoredtotheoperationalrequirementsforthespectrumusageandtheagency’s

mission.

Third,decision-makerswouldbene?tfromincreasedtransparencyandadditionaldataregardingFederalspectrumusagewhenmakingthesedecisions—totheextentpermittedbylawandsubjecttonecessaryoperationalsecurityprotections.Federalagencycollaboration,aswellasinformationanddatasharing,iscriticaltothesuccessoftheseevaluations.

Accordingly,toengagefullyinbandassessmentstoensuretheagencies’

needsaremet(includingeffortstoimproveef?ciencyofuseaswellaspotentialsharingstudies),agencieswillprioritizeandleverageavailablefundingforassessingtheirspectrumrequirements,aswellasalternativefundingsourceswhereapplicable(suchasSpectrumRelocationFundresources).StrategicObjective1.2|Ensurespectrumresourcesare

availabletosupportprivatesector

innovationnowandintothefuture.Futuredemandforspectrum-basedservicesandtechnologiesisexpectedtogrowsubstantiallyacrossmany,

ifnotall,ofourNation’scommercialsectors.

Accordingtooneestimate,datatraf?conmacrocellularnetworksisexpectedtoincreasebyover250percentinthenext5years,andover500percentinthenext10years.

Next-generationwirelesstechnologiessuchas5G,6G,andWi-Fi

necessitateadditionalspectrumresourceswiththecapacityforwiderchannels,resultinginbene?tsbeyondincreasedcapacity,

includingenhancedenergyef?ciency,improvedreliability,andreducedlatency.

Meanwhile,demandforsatellite-basedservicesisexploding,withdomestic?rms?linglicenseapplicationsforconstellations—somewithtensofthousandsofsatellites—tosupportconsumerbroadband,in-spaceassemblyandmanufacturing,earthobservationandimaging,cislunaractivities,andahostofotheruses.TheU.S.Governmentisalreadytakingstepstoidentifyspectrumbandsforpotentialrepurposinginthenear-termtomeetthesegrowingdemands.

Withinthepastyearalone,theFCChasledseveralnotableeffortstorepurposespectrumorstudyitforpotentialrepurposing(see

Table

1).NatioNal

Spectrum

Strategy4★

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★Table

1:

OngoingEffortstoStudySpectrumBandsStatusFocusSupplementalCoverageInMarch2023,theFCCproposedanewregulatoryframeworkforsupplementalterrestrialwirelesscoveragefromspace,throughwhichsatelliteoperatorsandterrestrialproviderswouldcoordinatetooperatespacestationsoncurrentlylicensed,?exible-usespectrumtoexpandcoveragetotheterrestrialprovider’ssubscribers.fromSpaceInJanuary2023,theFCCsoughtcommentonservicerulestosupportsafety-criticalunmannedaircraftsystem(UAS)communicationslinks,includingcontrolandnon-payloadcommunication(CNPC)operationsintheband,notingthatservicerulestofacilitateUASlikelywillrequiredevelopmentinphases.5030-5091MHz12GHzInMay2023,theFCCtookstepstoexpandtheuseof1,050megahertzofmid-bandspectrumbyadiversesetofusers.

Speci?cally,theFCCensuredthatcurrentandfuturesatelliteserviceswillbepreservedandprotectedinthe12.2-12.7GHzband(the“Lower12GHzband”),whileexploringexpanded?xedlicensedorunlicenseduseoftheband.

TheFCCisfurtherconsideringoptionsfor?exibleuseofthe12.7-13.25GHzband(the“Upper12GHzband”),whichhasin-bandandadjacent-bandfederaloperationsthatmayneedtobeprotected.InJune2023,theFCCbeganthenextphaseofaproceedingtoexplorehowspectruminthe42GHzband(42-42.5GHz)mightbemadeavailablethroughoneofseveralinnovative,non-exclusivespectrumaccessmodels.42GHz60GHzInMay2023,theFCCadoptedrulesexpandingopportunitiesforunlicensedmobileradaroperationsinthe57-71GHzband.

Thenewrulespermitmobile?elddisturbancesensoroperationsthroughoutthe60GHzbandandestablishedtechnicalrulesforpulseradars.

Therulechangesalsoallowunlicensedradarstooperateonunmannedaircraftinthe60-64GHzsegmentofthebandwhenoperatedatcertainlow-?yingaltitudes.TheFCChasrecentlytakenother,

broaderactionstoaddressspectrumef?ciency,including(1)revisingitsrulestopromotespectrumef?ciencyamongnon-geostationarysatelliteorbit,?xed-satelliteservicesystems;(2)issuingapolicystatementestablishingcoreprinciplestoinformtheFCC’s

futureactionsandstakeholderexpectations,includingthoseof

TribalNations,aboutinterference;and(3)initiatingatechnicalinquiryintohowtheFCCcanobtainmoresophisticatedknowledgeofcommercialspectrumusagebyleveragingnewdatasources,methods,andtechnologies.

Federalusersalsohavecontributedtoeffortstoincreasespectrumef?ciencyandeffectivenessandtoimproveaccesstospectrumresourcesforbothFederalandnon-Federalusers,includingenablingthereallocationandauctionofthe3450-3550MHzbandandtheongoingimplementationofasharingframeworkinthe3.5GHzbandaspartoftheCitizensBroadbandRadioService.5NatioNal

Spectrum

Strategy★

★

★

★

★

★Whiletheseeffortsaresigni?cant,oureconomicprosperity,nationalsecurity,

andindustrialreadinessrequirestillmore.

To

ensureU.S.leadershipinspectrum-basedservicesnowandintothefuture,detailedstudiesofadditionalspectrumbandsmustbeperformedintheneartermtodeterminewhethertheymayberepurposedforexpandedormoreef?cientuses.Inidentifyingspectrumbandsforin-depthstudy,

NTIA

evaluatedinputreceivedthroughapublic-facingprocessfromavarietyofsources,includingterrestrialwirelessbroadbandproviders,the

Wi-Fiandunlicensedwirelesscommunity,satellite-andspace-basedserviceproviders,

TribalNations,academics,publicinterestgroups,andothersastocurrentandfuturespectrumneeds.

NTIA

alsoreviewedinformationfromitsFederalagencypartnersoncurrentandfuturespectrumrequirements.Taken

together,thisinputhasledtotheidenti?cationofthefollowing?vespectrumbandsmeritingin-depthstudyinthenearterm.

Thisapproximately2,790megahertzofspectrumrepresentsamixofbandsforpotentialexpandedgovernmentalandnon-governmentaluseforanarrayofadvanced,next-generationapplicationsandservices:?Lower3GHz(3.1-3.45GHz):

PursuanttotheInfrastructureInvestmentandJobs

Actof2021,theDepartmentofDefense(DoD)hasstudiedthepossibilityofsharingthis350megahertzofspectrumwiththeprivatesector.

DoD’s

studieshelpedtodeterminewhetherthisbandshouldbereallocatedforsharedFederalandnon-Federaluseandlicensedthroughauction.

DoDdeterminedthatsharingisfeasibleifcertainadvancedinterference-mitigationfeaturesandacoordinationframeworktofacilitatespectrumsharingareputinplace.

TheDepartmentsofCommerceandDefensewillco-leadanyfollow-onstudiestotheEmergingMid-bandRadarSpectrumStudy(EMBRSS)thatfocusonfutureuseofthe3.1-3.45GHzband.

Additionalstudieswillexploredynamicspectrumsharingandotheropportunitiesforprivate-sectoraccessintheband,whileensuringDoDandotherFederalmissioncapabilitiesarepreserved,withanynecessarychanges.?5030-5091MHz:

TheFCC,incoordinationwithNTIA

andtheFederal

AviationAdministration,isexpectedtotakenear-termactiontofacilitatelimiteddeploymentofUASinthisband.

Thereafter,this61megahertzofspectrumwillbestudiedsothattheFCCcanoptimizeUASspectrumaccessacrossthebandwhileavoidingharmfulinterferencetootherprotectedin-bandandadjacent-bandoperations.?7125-8400MHz:

This1,275megahertzofspectrumwillbestudiedforwirelessbroadbanduse(onalicensedand/orunlicensedbasis),thoughsomesub-bandseventuallymaybestudiedforotheruses.

Thereare,however,avarietyofmission-criticalFederaloperationsinthisband(includingFixed,FixedSatellite,Mobile,MobileSatellite,SpaceResearch,EarthExplorationSatellite,andMeteorologicalSatelliteservices)thatwillmakeitchallengingtorepurposeportionsofthebandwhileprotectingincumbentusersfromharmfulinterference.NatioNal

Spectrum

Strategy6★

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★??18.1-18.6GHz:

This500megahertzofspectrumwillbestudiedforexpandedFederalandnon-Federalsatelliteoperations,consistentwiththeU.S.positionatthe2023

WorldRadiocommunicationConference(WRC-23),whichwouldaddspace-to-spaceallocationstothisband(amongothers).

FixedSatelliteServicedownlinkoperationsarecurrentlyauthorizedintheband.

Inaddition,non-FederalFixedServiceisauthorizedinthe18.1-18.3GHzsegmentoftheband.37.0-37.6GHz:

BuildingonpriorcollaborativeeffortsofNTIA,DoDandtheFCC,this600megahertzofspectrumwillbefurtherstudiedtoimplementaco-equal,shared-useframeworkallowingFederalandnon-Federaluserstodeployoperationsintheband.Identifyingthisquantityofspectrumisbased(inpart)onrecognizingthattheUnitedStatesmustnowinvesttimeandresourcesintostudyingspectrumbandsthataremoreencumberedandcomplexthaninthepast.

Becausethespectrumiscongested—andas“green?eld”spectrumbecomesharderto?nd—U.S.policy(andstakeholders)mustrecognizethat“studying”abandforpotentialrepurposingtoenablemoreef?cientusedoesnotprejudgetheoutcomeofthestudy(i.e.,thatall,part,ornoneofthebandultimatelywillberepurposedasaresultofthestudy).StrategicObjective1.3|Maintainthespectrumpipelinebyapplyingguidingprinciplesandleadingprogrammanagementpracticestoidentifyadditionalbandsfor

study.ThestrategicobjectivesinPillar

Two

ofthisStrategy,

onceimplemented,willcreateapermanentframeworkforconductingactivitiesthatsupportlong-termspectrumplanningintheUnitedStatesthatwillensuretheongoingviabilityofthespectrumpipeline.

Butcertainplanningcomponentsareneededimmediatelytohelpassesshowthepipelineissatisfyingstakeholders’

spectrumneedsintheneartermandtomonitorthesuccessofstudyandrepurposingefforts,includingtheimpactonthemissioneffectivenessofFederalincumbentsinthebandsselectedforin-depthstudy.

Oncedeveloped,thesecoreplanningcomponentscanbeleveragedandcarriedforwardintotheframeworkestablishedunderPillar

Two.

Speci?cally,spectrumassessmentsbytheU.S.Governmentshouldbeguidedbycertainenduringprinciplesthatfacilitateacomprehensive,documented,andappropriatelytransparent,end-to-endprocessforevaluatingincumbentandpotentialnewordifferentFederalandnon-Federalspectrumuses.Onesuchprincipleisthatrelevantandtimelyinformationfromallstakeholders—withappropriatesafeguardsforthecollectionanduseofcon?dentialorsensitivedata—isoftennecessarytosustaindecision-makingprocessesinsupportofthepipeline.

Data-drivenprocessesareessentialforlong-termspectrumplanningthatincreasestransparencyintocurrentandfutureFederalandnon-Federalspectrumuse,anticipatesandenablestechnologicaladvancestofacilitatespectrumaccess,andfullyaccountsforessentialFederalmissions.

Relatedly,spectrummanagementreliesuponunbiasedtechnical,scienti?c,mission,andeconomicanalyses.

To

providegreatervisibilityinto,andacceptanceof,keystudies,andtoreducecontentionanddisputesof?ndings,theU.S.Governmentwillformalizeitsbestpracticesforconductingtheseanalysesinsupportofspectrummanagementdecisions.

Studiesshouldbepeer-reviewed,andtheunderlying?ndingsshouldbepublishedtothegreatestdegreepossible.7NatioNal

Spectrum

Strategy★

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★Anotherprincipleisthatonceaspectrumbandisidenti?edtoberepurposed,U.S.spectrum-regulatingagencies(i.e.,NTIA

andtheFCC)shouldseektofollowbestpracticesastheyplanfortransitionoftheband,coordinatebetweenincumbentsandnewentrants,andexecutetheplannedtransition.

Speci?cally,theU.S.Governmentwillimplementleadingprogram-managementpracticestoplanandmonitorthesuccessofspectrumrepurposingobjectivesunderpinningthespectrumpipeline,consistentwithpriorrecommendationsfromtheGovernment

AccountabilityOf?ce.Thesebestpracticeswillinvolvetrackingprogress,identifyingrisks,andaddressingissuesearlytominimizeanydisruptiontoimplementation.Finally,

similarprincipleswillapplytomonitoringtheongoingsuf?ciencyofthespectrumpipeline.U.S.spectrum-regulatingagencieswilljointlyassessthespectrumpipelineonanongoingbasisandperiodicallywillperformadetailedassessmentofthepipelinetoensureitssuf?ciency,suitability,viability,andfeasibilityforallstakeholdersuntilthelong-termspectrumplanningprocessoutlinedinPillar

Two

isestablishedandimplemented.

Ifthisjointassessmentshowsthatadditionalspectrumbandsneedtobestudiedforpotentialrepurposing,thenNTIA

willcollaboratewiththeFCCandcoordinatewiththeFederalagenciestodevelopatransparentanddata