ETSI EN 301 721 V1.1.1 (2000-05)

Satellite Earth Stations and Systems (SES); Harmonized EN for Mobile Earth Stations (MES) providing Low Bit Rate Data Communications (LBRDC) using Low Earth Orbiting (LEO) satellites operating below 1 GHz covering essential requirements under Article 3.2 of the R&TTE directive

DEN/SES-00052

Satelitske zemeljske postaje in sistemi (SES) - Harmonizirani EN za mobilne zemeljske postaje (MES), ki zagotavljajo podatkovne komunikacije z nizko bitno hitrostjo (LBDRC) in uporabljajo satelite na nizki orbiti (LEO) ter obratujejo pod 1 GHz, ki zajema bistvene zahteve člena 3.2 direktive R&TTE

General Information

• Status: Published
• Publication Date: 13-Feb-2001
• Technical Committee: SES - Satellite Earth Stations & Systems
• Current Stage: 12 - Completion
• Due Date: 05-May-2000
• Completion Date: 12-May-2000
• Mandate: M/284
• Ref Project: SIST EN 301 721:2001 - Satellite Earth Stations and Systems (SES); Harmonized EN for Mobile Earth Stations (MES) providing Low Bit Rate Data Communications (LBRDC) using Low Earth Orbiting (LEO) satellites operating below 1 GHz covering essential requirements under Article 3.2 of the R&TTE directive

Relations

• Official Journal Project Relation: ETSI EN 301 721 V1.2.1 (2001-06) - Satellite Earth Stations and Systems (SES); Harmonized EN for Mobile Earth Stations (MES) providing Low Bit Rate Data Communications (LBRDC) using Low Earth Orbiting (LEO) satellites operating below 1 GHz covering essential requirements under article 3.2 of the R&TTE directive
• Effective Date: 25-Jan-2010

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Satellite Earth Stations and Systems (SES); Harmonized EN for Mobile Earth Stations (MES) providing Low Bit Rate Data Communications (LBRDC) using Low Earth Orbiting (LEO) satellites operating below 1 GHz covering essential requirements under Article 3.2 of the R&TTE directive33.070.40SatelitSatelliteICS:Ta slovenski standard je istoveten z:EN 301 721 Version 1.1.136IST EN 301 721:2001en01-MXOLM-20013SIST EN 301 721:2001SLOVENSKI
STANDARD



SIST EN 301 721:2001



ETSIEN301721V1.1.1(2000-05)CandidateHarmonizedEuropeanStandard(Telecommunicationsseries)SatelliteEarthStationsandSystems(SES);HarmonizedENforMobileEarthStations(MES)providingLowBitRateDataCommunications(LBRDC)usingLowEarthOrbiting(LEO)satellitesoperatingbelow1GHzcoveringessentialrequirementsunderArticle3.2oftheR&TTEdirectiveSIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)2ReferenceDEN/SES-00052Keywordssatellite,mobile,earthstation,MES,MSS,LEO,regulationETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:[phone]Fax:[phone]SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:http://www.etsi.orgThepresentdocumentmaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableathttp://www.etsi.org/tb/status/Ifyoufinderrorsinthepresentdocument,sendyourcommentto:[e-mail]opartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2000.Allrightsreserved.SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)3ContentsIntellectualPropertyRights.6Foreword.6Introduction.61Scope.92References.93Definitionsandabbreviations.103.1Definitions.103.2Abbreviations.114Technicalrequirementsspecifications.124.1Environmentalprofile.124.1.1General.124.1.2Temperature.124.1.3Voltage.124.1.4Vibration.124.2Conformancerequirements.124.2.1Unwantedemissionoutsidethebands148MHzto150,05MHz,235MHzto322MHz,335,4MHzto399,9MHzand399,9MHzto400,05MHz.124.2.1.1Justification.124.2.1.2Technicalrequirements.134.2.1.3Conformancetest.134.2.1.4TestCondition.144.2.1.5Testrequirements.144.2.2Unwantedemissionwithinthebands148MHzto150,05MHz,235MHzto322MHz,335,4MHzto399,9MHzand399,9MHzto400,05MHz.154.2.2.1Justification.154.2.2.2Technicalrequirements.154.2.2.3Conformancetest.154.2.2.4Testcondition.164.2.2.5Testrequirements.164.2.3EIRPdensitywithintheoperationalband.164.2.3.1Justification.164.2.3.2Technicalrequirements.174.2.3.3Conformancetest.174.2.3.4Testcondition.174.2.3.5Testrequirements.184.2.4Unwantedemissionsincarrier-offstate.184.2.4.1Justification.184.2.4.2Technicalrequirements.184.2.4.3Conformancetest.184.2.4.4Testcondition.184.2.4.5Testrequirements.194.2.5MESControlandMonitoringFunctions(CMF).194.2.5.1Justification.194.2.5.2SpecialTestEquipment(STE).194.2.5.3Technicalrequirements.194.2.5.3.1Self-monitoringfunctions.194.2.5.3.1.1Processormonitoring.194.2.5.3.1.2Transmitfrequencygenerationsub-systemmonitoring.194.2.5.3.1.3Conformancetest.194.2.5.3.2Networkcontrolauthorizationandreception-Networkcontrolauthorization.204.2.5.3.2.1Requirements.204.2.5.3.2.2Conformancetest.20SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)44.2.5.3.2.3Testprocedureandrequirements.204.2.5.3.3Networkcontrolauthorizationandreception-Networkcontrolreception.204.2.5.3.3.1Transmissiondisable/enable.204.2.5.3.3.2Conformancetest.214.2.5.3.3.3Testprocedureandrequirements.214.2.5.3.4Transmitfrequencycontrol.214.2.5.3.4.1Requirements.214.2.5.3.4.2Conformancetest.214.2.5.3.4.3Testprocedureandrequirements.214.2.6Equipmentidentity.224.2.6.1Justification.224.2.6.2Technicalrequirements.224.2.6.3Conformancetest.224.2.6.4Testprocedure.224.2.6.5Testrequirements.224.2.7ProtectionoftheRadioAstronomyService(RAS)fromemissionsproducedbytheMESinthebands150,05MHzto153MHz,322MHzto328,6MHzand406,1MHzto410MHz.234.2.7.1Justification.234.2.7.2Technicalrequirements.234.2.7.3Conformancetest.234.2.7.4Testprocedure.234.2.7.5Testrequirement.235Testingforcompliancewithtechnicalrequirements.235.1Environmentalconditionsfortesting.235.1.1General.235.1.2Specificationoftheenvironmentaltestconditions.235.1.3Testsunderextremevoltageconditions.245.2Essentialradiotestsuites.245.2.1Presentationofequipmentfortestingpurposes.245.2.2Descriptionofequipment.245.2.3Host-connectedequipment.255.2.4Generaltestrequirements.255.2.4.1MEStestmodes.255.2.4.2SpecialTestEquipment(STE).255.2.4.2.1STEdescription.255.2.4.2.2UseofSTEforcontrolandmonitoringfunctionstests.265.2.4.2.3Testmodulatingsignal.265.2.4.3LaboratoryTestEquipment(LTE).265.2.4.4MethodsoftestforMESRFemissions.275.2.4.5Interpretationofthemeasurementresults.275.2.4.6Testreport.275.2.5Testingofhost-connectedequipmentandplug-inmodules.275.2.5.1Alternativeapproaches.275.2.5.2AlternativeA:combinedequipment.275.2.5.3AlternativeB:useofatestjig.285.2.6Proceduresformeasurementofradiatedemissions.285.2.6.1General.285.2.6.2Testsite.285.2.6.3TestsetupforradiatedemissionsoftheMES.285.2.6.4ReferencepositionoftheMES.295.2.6.5Measurementprocedureforradiatedemissions(average).295.2.6.5.1MeasurementprocedureforaverageradiatedemissionsoftheMES.295.2.6.5.2Measurementprocedureforaverageradiatedemissionsofthecabinet.315.2.7Proceduresformeasurementofconductedemissions.325.2.7.1General.325.2.7.2Testsite.325.2.7.3Testset-up.325.2.7.4Measurementprocedureforconductedemissions(average).32SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)5AnnexA(normative):TheENRequirementsTable(EN-RT).33Bibliography.35History.36SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)6IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinSR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver(http://www.etsi.org/ipr).PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinSR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisCandidateHarmonizedEuropeanStandard(Telecommunicationsseries)hasbeenproducedbyETSITechnicalCommitteeSatelliteEarthStationsandSystems(SES).ThepresentdocumenthasbeenproducedbyETSIinresponsetoamandatefromtheEuropeanCommissionissuedunderCouncilDirective98/34/EC[5](asamended)layingdownaprocedurefortheprovisionofinformationinthefieldoftechnicalstandardsandregulations.ThepresentdocumentisintendedtobecomeaHarmonizedStandard,thereferenceofwhichwillbepublishedintheOfficialJournaloftheEuropeanCommunitiesreferencingtheDirective1999/5/EC[1]oftheEuropeanParliamentandoftheCouncilof9March1999onradioequipmentandtelecommunicationsterminalequipmentandthemutualrecognitionoftheirconformity("theR&TTEDirective").NationaltranspositiondatesDateofadoptionofthisEN:28April2000DateoflatestannouncementofthisEN(doa):31July2000DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31January2001DateofwithdrawalofanyconflictingNationalStandard(dow):31January2001IntroductionETSIhasdesignedamodularstructureforthestandards.Eachstandardisamoduleinthestructure.Themodularstructureisshowninfigure1.SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)7NewstandardforHealthforradio(ifneeded)Useofspectrum*IfneededScopedbyequipmentclassortypeScopedbyfrequencyand/orequipmenttypeDisability*Privacy*Fraud*Noharmtothenetwork*Emergency*Inter-workingviathenetwork*Inter-workingwiththenetworkNon-radioRadio(RE)Non-TTETTE3.1b3.23.3c3.3b3.3a3.3d3.3e3.3fRadioProductEMCExistingEMCstandardstobereplacedbyanewsinglemulti-partstandardGenericandbasestandardsalsonotifiedunderEMCDirectiveStandardsalsonotifiedunderLVDDirective(inclacousticsafetyifneeded)3.1aNewradioharmonisedstandardsSpectrumEMCSafetyFigure1:ModularstructureforthevariousstandardsusedundertheR&TTEDirectiveThelefthandedgeofthefigureshowsthedifferentsubclausesofArticle3oftheDirective.Forarticle3.3varioushorizontalboxesareshown.TheirdottedlinesindicatethatnoessentialrequirementsintheseareashaveyetbeenadoptedbytheCommission.Ifsuchessentialrequirementsareadopted,theywillbeelaboratedinindividualstandardswhosescopeislikelytobespecifiedbyfunctionorinterfacetype.Theverticalboxesshowthestandardsunderarticle3.2fortheuseoftheradiospectrum.Thescopesofthesestandardsarespecifiedeitherbyfrequency(normallyinthecasewherefrequencybandsareharmonized)orbyradioequipmenttype.SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)8Forarticle3.1(b),thediagramshowsthenewsinglemulti-partproductEMCstandardforradio,andtheexistingcollectionofgenericandbasestandardscurrentlyusedundertheEMCDirective.Thepartsofthisnewstandardwillbecomeavailableinthesecondhalfof2000,andtheexistingseparateEMCstandardswillbeuseduntilitisavailable.Forarticle3.1(a)thediagramshowstheexistingsafetystandardscurrentlyusedundertheLVDDirectiveandthepossibilityofanewstandardonhealthrelatingtoradioemissionsThebottomofthefigureshowstherelationshipofthestandardstoradioequipmentandtelecommunicationsterminalequipment.Aparticularequipmentmayberadioequipment,telecommunicationsterminalequipmentorboth.Themodularapproachhasbeentakenbecause:-itminimizesthenumberofstandardsneeded.Becauseequipmentmayhavemultipleinterfacesandfunctionsitisnotpracticabletoproduceasinglestandardforeachpossiblecombinationoffunctionsthatmayoccurinanequipment;-itprovidesscopeforstandardstobeadded:-underarticle3.2whennewfrequencybandsareagreed;or-underarticle3.3shouldtheCommissiontakethenecessarydecisions;withoutrequiringalterationofstandardsthatarealreadypublished.ThepresentdocumentisbasedonEN300721[6].Therequirementsofthepresentdocumenthavebeenselectedtoensureanadequatelevelofcompatibilitywithotherradioservices.Thepresentdocumentdoesnotcontainanyrequirement,recommendation,orinformationabouttheinstallationoftheMESs.Thedeterminationoftheparametersoftheuserearthstationsusingagivensatelliteconstellationfortheprotectionofthespectrumallocatedtothatsatelliteconstellation,isconsideredtobeundertheresponsibilityofthesatelliteoperatororthesatellitenetworkoperators.SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)91ScopeThepresentdocumentappliestoMobileEarthStations(MES)providingLowBitRateDataCommunications(LBRDC)usingLowEarthOrbiting(LEO)satellitesandwhichhavethefollowingcharacteristics:-theMEScouldbeaBasedMES(BMES),aVehiclemountedMES(VMES),oraPortableMES(PMES);-theMESsoperatethroughsatellitesinLowEarthOrbit(LEO)aspartofanetworkprovidingLowBitRateDataCommunications(LBRDC);-theseradioequipmenttypesarecapableofoperatinginalloranypartofthefrequencybandsgivenintable1.Table1:FrequencyRangesMESTransmitfrequenciesandServiceallocations(MHz)MESReceivefrequenciesandServiceallocations(MHz)148to149,9MSS137to137,025MSS149,9to150,05LMSS137,025to137,175MSS235to322MSS137,175to137,825MSS335,4to399,9MSS137,825to138MSS399,9to400,05LMSS235to322MSS335,4to399,9MSS400,15to401MSSThepresentdocumentisintendedtocovertheprovisionsofArticle3.2,whichstatesthat"…radioequipmentshallbesoconstructedthatiteffectivelyusesthespectrumallocatedtoterrestrial/spaceradiocommunicationsandorbitalresourcessoastoavoidharmfulinterference."ofDirective1999/5/EC[1](R&TTEDirective).Inadditiontothepresentdocument,otherENsthatspecifytechnicalrequirementsinrespectofessentialrequirementsunderotherpartsofArticle3oftheR&TTEDirective[1]mayapplytoequipmentwithinthescopeofthepresentdocument.NOTE1:AlistofsuchENsisincludedontheETSIwebsite.NOTE2:TheMESsarecontrolledandmonitoredbyaNetworkControlFacility(NCF).TheNCFisoutsidethescopeofthepresentdocument.2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.• Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.[1]Directive1999/5/ECoftheEuropeanParliamentandoftheCouncilof9March1999onradioequipmentandtelecommunicationsequipmentandthemutualrecognitionoftheirconformity.[2]IECPublication68-2-1:"Environmentaltesting-Part2:Tests.TestsA:Cold".[3]IECPublication68-2-2:"Environmentaltesting-Part2:Tests.TestsB:Dryheat".SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)10[4]IECPublication68-2-36:"Environmentaltesting.Part2:Tests.TestFdb:Randomvibrationwideband-ReproducibilityMedium".[5]Directive98/34/ECoftheEuropeanParliamentandoftheCouncilof22June1998layingdownaprocedurefortheprovisionofinformationinthefieldoftechnicalstandardsandregulations.[6]EN300721:"SatelliteEarthStationsandSystems(SES);MobileEarthStations(MES)providingLowBitRateDataCommunications(LBRDC)usingLowEarthOrbiting(LEO)satellitesoperatingbelow1GHz".3Definitionsandabbreviations3.1DefinitionsForthepurposesofthepresentdocument,thetermsanddefinitionsintheR&TTEDirective[1],andthefollowingtermsanddefinitionsapply:applicant:manufacturerorhisauthorizedrepresentativewithintheEuropeanCommunityorthepersonresponsibleforplacingtheapparatusonthemarket.BMES:MESintendedtobeinstalledinafixedlocation,andwhichispoweredeitherbyDCorACsupply.carrier-offstate:MESisinthisstatewhenitisnottransmittingasignal,i.e.notinthecarrier-onstate.carrier-onstate:MESisinthisstatewhenitistransmittingasignalinacontinuousornon-continuousmode.controlchannel:controlchannelmaybeeitheracommandtoaparticularMESorasignalfromthesatellitecontainingcontrolinformationtoappropriatelyenableordisabletransmissionsfromaMES.conductedmeasurement:measurementofemissionsfromanantennaportoftheMESmadebydirectwiredconnectiontotheport.environmentalprofile:rangeofenvironmentalconditionsunderwhichequipmentwithinthescopeofthepresentdocumentisrequiredtocomplywiththeprovisionsofthepresentdocument.EquivalentIsotropicallyRadiatedPower(EIRP):productoftransmitterpowerandantennagain,equivalenttoanisotropicsourceradiatinguniformlyinalldirections.host-connected:indicatesanMESforwhichconnectiontoorintegrationwithhostequipmentisnecessarytoofferfunctionality.hostequipment:isanyequipmentwhichhasacompleteuserfunctionalitywhennotconnectedtotheMES,andtowhichtheMESprovidesadditionalfunctionality,andtowhichconnectionisnecessaryfortheMEStoofferfunctionality.InstallableEquipment(IE),InternallyMountedEquipment(IME)AndExternallyMountedEquipment(EME):InstallableEquipment(IE)isanequipmentwhichisintendedtobeinstalledinavehicle.AnIEmayconsistofoneorseveralinterconnectedmodules.TheIEiscomposedofmodulesintendedtobeexternallymountedasdeclaredbytheapplicant,anddefinedasExternallyMountedEquipment(EME)andtheremainingmodules(s)asInternallyMountedEquipment(IME).LaboratoryTestEquipment(LTE):logicalgroupingthatcontainsthestandardtestequipment.MSSband:continuousrangeoffrequenciesallocatedbytheITUtotheMSS(MobileSatelliteService).narrow-bandsystem:narrow-bandsystemisoneinwhichthenominalcarrierfrequencyspacingforMESsintheEarth-to-spacedirectionislessthan300kHz.networkcontrolchannel:channelbywhichanMESreceivesgeneralcontrolinformationfromtheNCF.SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)11NCFcontrolmessage:message,normallyoriginatingfromanetwork,toaspecifiedterminalorsetofterminalsofthenetworkwhichindicatestotheterminalorsetofterminalsthatit/theyshouldcarryoutsomespecificactionorshouldenterormaintainsomespecificstate.FortestpurposesNCFcontrolmessagesmayoriginatefromSpecialTestEquipment(STE).nominatedbandwidth:bandwidthoftheMESradiofrequencytransmissionisnominatedbytheapplicant.Thenominatedbandwidthiswideenoughtoencompassallspectralelementsofthetransmissionwhichhavealevelgreaterthanthespecifiedunwantedemissionslimits.Thenominatedbandwidthiswideenoughtotakeaccountofthetransmitcarrierfrequencystability.ThenominatedbandwidthiswithintheMSStransmitfrequencybandwithinwhichtheMESoperates.NOTE:ForFDMA/DCAAsystemstheNominatedBandwidthdoesnotexceed25kHz.PMES:MESintendedtobeportable,andwhichispoweredbyastandalonebattery,andgenerallyintendedtobeself-containedandfreestanding.APMESwouldnormallyconsistofasinglemodule,butmayconsistofseveralinterconnectedmodules.InsomecasesdifferentspecificationsapplytoPMESandthisisnotedintherelevanttextradiatedmeasurement:measurementofanactualradiatedfield.SpecialTestEquipment(STE):equipmentwhichpermitscontroloftheMESsothatthetestsrequiredbythepresentdocumentcanbeperformed.testload:testloadisasubstantiallynon-reactive,non-radiatingpowerattenuatorwhichiscapableofsafelydissipatingthepowerfromthetransmitter(s).unwantedemissions:unwantedemissionsarethosefallingoutsidethenominatedbandwidthinthecarrier-onstate,andthosegeneratedinthecarrier-offstate.VMES:MESintendedtobeinsta
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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Satellite Earth Stations and Systems (SES); Harmonized EN for Mobile Earth Stations (MES) providing Low Bit Rate Data Communications (LBRDC) using Low Earth Orbiting (LEO) satellites operating below 1 GHz covering essential requirements under Article 3.2 of the R&TTE directive33.070.40SatelitSatelliteICS:Ta slovenski standard je istoveten z:EN 301 721 Version 1.1.1SIST EN 301 721:2001en01-september-2001SIST EN 301 721:2001SLOVENSKI
STANDARD



SIST EN 301 721:2001



ETSIEN301721V1.1.1(2000-05)CandidateHarmonizedEuropeanStandard(Telecommunicationsseries)SatelliteEarthStationsandSystems(SES);HarmonizedENforMobileEarthStations(MES)providingLowBitRateDataCommunications(LBRDC)usingLowEarthOrbiting(LEO)satellitesoperatingbelow1GHzcoveringessentialrequirementsunderArticle3.2oftheR&TTEdirectiveSIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)2ReferenceDEN/SES-00052Keywordssatellite,mobile,earthstation,MES,MSS,LEO,regulationETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:[phone]Fax:[phone]SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:http://www.etsi.orgThepresentdocumentmaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableathttp://www.etsi.org/tb/status/Ifyoufinderrorsinthepresentdocument,sendyourcommentto:[e-mail]opartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2000.Allrightsreserved.SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)3ContentsIntellectualPropertyRights.6Foreword.6Introduction.61Scope.92References.93Definitionsandabbreviations.103.1Definitions.103.2Abbreviations.114Technicalrequirementsspecifications.124.1Environmentalprofile.124.1.1General.124.1.2Temperature.124.1.3Voltage.124.1.4Vibration.124.2Conformancerequirements.124.2.1Unwantedemissionoutsidethebands148MHzto150,05MHz,235MHzto322MHz,335,4MHzto399,9MHzand399,9MHzto400,05MHz.124.2.1.1Justification.124.2.1.2Technicalrequirements.134.2.1.3Conformancetest.134.2.1.4TestCondition.144.2.1.5Testrequirements.144.2.2Unwantedemissionwithinthebands148MHzto150,05MHz,235MHzto322MHz,335,4MHzto399,9MHzand399,9MHzto400,05MHz.154.2.2.1Justification.154.2.2.2Technicalrequirements.154.2.2.3Conformancetest.154.2.2.4Testcondition.164.2.2.5Testrequirements.164.2.3EIRPdensitywithintheoperationalband.164.2.3.1Justification.164.2.3.2Technicalrequirements.174.2.3.3Conformancetest.174.2.3.4Testcondition.174.2.3.5Testrequirements.184.2.4Unwantedemissionsincarrier-offstate.184.2.4.1Justification.184.2.4.2Technicalrequirements.184.2.4.3Conformancetest.184.2.4.4Testcondition.184.2.4.5Testrequirements.194.2.5MESControlandMonitoringFunctions(CMF).194.2.5.1Justification.194.2.5.2SpecialTestEquipment(STE).194.2.5.3Technicalrequirements.194.2.5.3.1Self-monitoringfunctions.194.2.5.3.1.1Processormonitoring.194.2.5.3.1.2Transmitfrequencygenerationsub-systemmonitoring.194.2.5.3.1.3Conformancetest.194.2.5.3.2Networkcontrolauthorizationandreception-Networkcontrolauthorization.204.2.5.3.2.1Requirements.204.2.5.3.2.2Conformancetest.20SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)44.2.5.3.2.3Testprocedureandrequirements.204.2.5.3.3Networkcontrolauthorizationandreception-Networkcontrolreception.204.2.5.3.3.1Transmissiondisable/enable.204.2.5.3.3.2Conformancetest.214.2.5.3.3.3Testprocedureandrequirements.214.2.5.3.4Transmitfrequencycontrol.214.2.5.3.4.1Requirements.214.2.5.3.4.2Conformancetest.214.2.5.3.4.3Testprocedureandrequirements.214.2.6Equipmentidentity.224.2.6.1Justification.224.2.6.2Technicalrequirements.224.2.6.3Conformancetest.224.2.6.4Testprocedure.224.2.6.5Testrequirements.224.2.7ProtectionoftheRadioAstronomyService(RAS)fromemissionsproducedbytheMESinthebands150,05MHzto153MHz,322MHzto328,6MHzand406,1MHzto410MHz.234.2.7.1Justification.234.2.7.2Technicalrequirements.234.2.7.3Conformancetest.234.2.7.4Testprocedure.234.2.7.5Testrequirement.235Testingforcompliancewithtechnicalrequirements.235.1Environmentalconditionsfortesting.235.1.1General.235.1.2Specificationoftheenvironmentaltestconditions.235.1.3Testsunderextremevoltageconditions.245.2Essentialradiotestsuites.245.2.1Presentationofequipmentfortestingpurposes.245.2.2Descriptionofequipment.245.2.3Host-connectedequipment.255.2.4Generaltestrequirements.255.2.4.1MEStestmodes.255.2.4.2SpecialTestEquipment(STE).255.2.4.2.1STEdescription.255.2.4.2.2UseofSTEforcontrolandmonitoringfunctionstests.265.2.4.2.3Testmodulatingsignal.265.2.4.3LaboratoryTestEquipment(LTE).265.2.4.4MethodsoftestforMESRFemissions.275.2.4.5Interpretationofthemeasurementresults.275.2.4.6Testreport.275.2.5Testingofhost-connectedequipmentandplug-inmodules.275.2.5.1Alternativeapproaches.275.2.5.2AlternativeA:combinedequipment.275.2.5.3AlternativeB:useofatestjig.285.2.6Proceduresformeasurementofradiatedemissions.285.2.6.1General.285.2.6.2Testsite.285.2.6.3TestsetupforradiatedemissionsoftheMES.285.2.6.4ReferencepositionoftheMES.295.2.6.5Measurementprocedureforradiatedemissions(average).295.2.6.5.1MeasurementprocedureforaverageradiatedemissionsoftheMES.295.2.6.5.2Measurementprocedureforaverageradiatedemissionsofthecabinet.315.2.7Proceduresformeasurementofconductedemissions.325.2.7.1General.325.2.7.2Testsite.325.2.7.3Testset-up.325.2.7.4Measurementprocedureforconductedemissions(average).32SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)5AnnexA(normative):TheENRequirementsTable(EN-RT).33Bibliography.35History.36SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)6IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinSR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver(http://www.etsi.org/ipr).PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinSR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisCandidateHarmonizedEuropeanStandard(Telecommunicationsseries)hasbeenproducedbyETSITechnicalCommitteeSatelliteEarthStationsandSystems(SES).ThepresentdocumenthasbeenproducedbyETSIinresponsetoamandatefromtheEuropeanCommissionissuedunderCouncilDirective98/34/EC[5](asamended)layingdownaprocedurefortheprovisionofinformationinthefieldoftechnicalstandardsandregulations.ThepresentdocumentisintendedtobecomeaHarmonizedStandard,thereferenceofwhichwillbepublishedintheOfficialJournaloftheEuropeanCommunitiesreferencingtheDirective1999/5/EC[1]oftheEuropeanParliamentandoftheCouncilof9March1999onradioequipmentandtelecommunicationsterminalequipmentandthemutualrecognitionoftheirconformity("theR&TTEDirective").NationaltranspositiondatesDateofadoptionofthisEN:28April2000DateoflatestannouncementofthisEN(doa):31July2000DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31January2001DateofwithdrawalofanyconflictingNationalStandard(dow):31January2001IntroductionETSIhasdesignedamodularstructureforthestandards.Eachstandardisamoduleinthestructure.Themodularstructureisshowninfigure1.SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)7NewstandardforHealthforradio(ifneeded)Useofspectrum*IfneededScopedbyequipmentclassortypeScopedbyfrequencyand/orequipmenttypeDisability*Privacy*Fraud*Noharmtothenetwork*Emergency*Inter-workingviathenetwork*Inter-workingwiththenetworkNon-radioRadio(RE)Non-TTETTE3.1b3.23.3c3.3b3.3a3.3d3.3e3.3fRadioProductEMCExistingEMCstandardstobereplacedbyanewsinglemulti-partstandardGenericandbasestandardsalsonotifiedunderEMCDirectiveStandardsalsonotifiedunderLVDDirective(inclacousticsafetyifneeded)3.1aNewradioharmonisedstandardsSpectrumEMCSafetyFigure1:ModularstructureforthevariousstandardsusedundertheR&TTEDirectiveThelefthandedgeofthefigureshowsthedifferentsubclausesofArticle3oftheDirective.Forarticle3.3varioushorizontalboxesareshown.TheirdottedlinesindicatethatnoessentialrequirementsintheseareashaveyetbeenadoptedbytheCommission.Ifsuchessentialrequirementsareadopted,theywillbeelaboratedinindividualstandardswhosescopeislikelytobespecifiedbyfunctionorinterfacetype.Theverticalboxesshowthestandardsunderarticle3.2fortheuseoftheradiospectrum.Thescopesofthesestandardsarespecifiedeitherbyfrequency(normallyinthecasewherefrequencybandsareharmonized)orbyradioequipmenttype.SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)8Forarticle3.1(b),thediagramshowsthenewsinglemulti-partproductEMCstandardforradio,andtheexistingcollectionofgenericandbasestandardscurrentlyusedundertheEMCDirective.Thepartsofthisnewstandardwillbecomeavailableinthesecondhalfof2000,andtheexistingseparateEMCstandardswillbeuseduntilitisavailable.Forarticle3.1(a)thediagramshowstheexistingsafetystandardscurrentlyusedundertheLVDDirectiveandthepossibilityofanewstandardonhealthrelatingtoradioemissionsThebottomofthefigureshowstherelationshipofthestandardstoradioequipmentandtelecommunicationsterminalequipment.Aparticularequipmentmayberadioequipment,telecommunicationsterminalequipmentorboth.Themodularapproachhasbeentakenbecause:-itminimizesthenumberofstandardsneeded.Becauseequipmentmayhavemultipleinterfacesandfunctionsitisnotpracticabletoproduceasinglestandardforeachpossiblecombinationoffunctionsthatmayoccurinanequipment;-itprovidesscopeforstandardstobeadded:-underarticle3.2whennewfrequencybandsareagreed;or-underarticle3.3shouldtheCommissiontakethenecessarydecisions;withoutrequiringalterationofstandardsthatarealreadypublished.ThepresentdocumentisbasedonEN300721[6].Therequirementsofthepresentdocumenthavebeenselectedtoensureanadequatelevelofcompatibilitywithotherradioservices.Thepresentdocumentdoesnotcontainanyrequirement,recommendation,orinformationabouttheinstallationoftheMESs.Thedeterminationoftheparametersoftheuserearthstationsusingagivensatelliteconstellationfortheprotectionofthespectrumallocatedtothatsatelliteconstellation,isconsideredtobeundertheresponsibilityofthesatelliteoperatororthesatellitenetworkoperators.SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)91ScopeThepresentdocumentappliestoMobileEarthStations(MES)providingLowBitRateDataCommunications(LBRDC)usingLowEarthOrbiting(LEO)satellitesandwhichhavethefollowingcharacteristics:-theMEScouldbeaBasedMES(BMES),aVehiclemountedMES(VMES),oraPortableMES(PMES);-theMESsoperatethroughsatellitesinLowEarthOrbit(LEO)aspartofanetworkprovidingLowBitRateDataCommunications(LBRDC);-theseradioequipmenttypesarecapableofoperatinginalloranypartofthefrequencybandsgivenintable1.Table1:FrequencyRangesMESTransmitfrequenciesandServiceallocations(MHz)MESReceivefrequenciesandServiceallocations(MHz)148to149,9MSS137to137,025MSS149,9to150,05LMSS137,025to137,175MSS235to322MSS137,175to137,825MSS335,4to399,9MSS137,825to138MSS399,9to400,05LMSS235to322MSS335,4to399,9MSS400,15to401MSSThepresentdocumentisintendedtocovertheprovisionsofArticle3.2,whichstatesthat"…radioequipmentshallbesoconstructedthatiteffectivelyusesthespectrumallocatedtoterrestrial/spaceradiocommunicationsandorbitalresourcessoastoavoidharmfulinterference."ofDirective1999/5/EC[1](R&TTEDirective).Inadditiontothepresentdocument,otherENsthatspecifytechnicalrequirementsinrespectofessentialrequirementsunderotherpartsofArticle3oftheR&TTEDirective[1]mayapplytoequipmentwithinthescopeofthepresentdocument.NOTE1:AlistofsuchENsisincludedontheETSIwebsite.NOTE2:TheMESsarecontrolledandmonitoredbyaNetworkControlFacility(NCF).TheNCFisoutsidethescopeofthepresentdocument.2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.• Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.[1]Directive1999/5/ECoftheEuropeanParliamentandoftheCouncilof9March1999onradioequipmentandtelecommunicationsequipmentandthemutualrecognitionoftheirconformity.[2]IECPublication68-2-1:"Environmentaltesting-Part2:Tests.TestsA:Cold".[3]IECPublication68-2-2:"Environmentaltesting-Part2:Tests.TestsB:Dryheat".SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)10[4]IECPublication68-2-36:"Environmentaltesting.Part2:Tests.TestFdb:Randomvibrationwideband-ReproducibilityMedium".[5]Directive98/34/ECoftheEuropeanParliamentandoftheCouncilof22June1998layingdownaprocedurefortheprovisionofinformationinthefieldoftechnicalstandardsandregulations.[6]EN300721:"SatelliteEarthStationsandSystems(SES);MobileEarthStations(MES)providingLowBitRateDataCommunications(LBRDC)usingLowEarthOrbiting(LEO)satellitesoperatingbelow1GHz".3Definitionsandabbreviations3.1DefinitionsForthepurposesofthepresentdocument,thetermsanddefinitionsintheR&TTEDirective[1],andthefollowingtermsanddefinitionsapply:applicant:manufacturerorhisauthorizedrepresentativewithintheEuropeanCommunityorthepersonresponsibleforplacingtheapparatusonthemarket.BMES:MESintendedtobeinstalledinafixedlocation,andwhichispoweredeitherbyDCorACsupply.carrier-offstate:MESisinthisstatewhenitisnottransmittingasignal,i.e.notinthecarrier-onstate.carrier-onstate:MESisinthisstatewhenitistransmittingasignalinacontinuousornon-continuousmode.controlchannel:controlchannelmaybeeitheracommandtoaparticularMESorasignalfromthesatellitecontainingcontrolinformationtoappropriatelyenableordisabletransmissionsfromaMES.conductedmeasurement:measurementofemissionsfromanantennaportoftheMESmadebydirectwiredconnectiontotheport.environmentalprofile:rangeofenvironmentalconditionsunderwhichequipmentwithinthescopeofthepresentdocumentisrequiredtocomplywiththeprovisionsofthepresentdocument.EquivalentIsotropicallyRadiatedPower(EIRP):productoftransmitterpowerandantennagain,equivalenttoanisotropicsourceradiatinguniformlyinalldirections.host-connected:indicatesanMESforwhichconnectiontoorintegrationwithhostequipmentisnecessarytoofferfunctionality.hostequipment:isanyequipmentwhichhasacompleteuserfunctionalitywhennotconnectedtotheMES,andtowhichtheMESprovidesadditionalfunctionality,andtowhichconnectionisnecessaryfortheMEStoofferfunctionality.InstallableEquipment(IE),InternallyMountedEquipment(IME)AndExternallyMountedEquipment(EME):InstallableEquipment(IE)isanequipmentwhichisintendedtobeinstalledinavehicle.AnIEmayconsistofoneorseveralinterconnectedmodules.TheIEiscomposedofmodulesintendedtobeexternallymountedasdeclaredbytheapplicant,anddefinedasExternallyMountedEquipment(EME)andtheremainingmodules(s)asInternallyMountedEquipment(IME).LaboratoryTestEquipment(LTE):logicalgroupingthatcontainsthestandardtestequipment.MSSband:continuousrangeoffrequenciesallocatedbytheITUtotheMSS(MobileSatelliteService).narrow-bandsystem:narrow-bandsystemisoneinwhichthenominalcarrierfrequencyspacingforMESsintheEarth-to-spacedirectionislessthan300kHz.networkcontrolchannel:channelbywhichanMESreceivesgeneralcontrolinformationfromtheNCF.SIST EN 301 721:2001



ETSIETSIEN301721V1.1.1(2000-05)11NCFcontrolmessage:message,normallyoriginatingfromanetwork,toaspecifiedterminalorsetofterminalsofthenetworkwhichindicatestotheterminalorsetofterminalsthatit/theyshouldcarryoutsomespecificactionorshouldenterormaintainsomespecificstate.FortestpurposesNCFcontrolmessagesmayoriginatefromSpecialTestEquipment(STE).nominatedbandwidth:bandwidthoftheMESradiofrequencytransmissionisnominatedbytheapplicant.Thenominatedbandwidthiswideenoughtoencompassallspectralelementsofthetransmissionwhichhavealevelgreaterthanthespecifiedunwantedemissionslimits.Thenominatedbandwidthiswideenoughtotakeaccountofthetransmitcarrierfrequencystability.ThenominatedbandwidthiswithintheMSStransmitfrequencybandwithinwhichtheMESoperates.NOTE:ForFDMA/DCAAsystemstheNominatedBandwidthdoesnotexceed25kHz.PMES:MESintendedtobeportable,andwhichispoweredbyastandalonebattery,andgenerallyintendedtobeself-containedandfreestanding.APMESwouldnormallyconsistofasinglemodule,butmayconsistofseveralinterconnectedmodules.InsomecasesdifferentspecificationsapplytoPMESandthisisnotedintherelevanttextradiatedmeasurement:measurementofanactualradiatedfield.SpecialTestEquipment(STE):equipmentwhichpermitscontroloftheMESsothatthetestsrequiredbythepresentdocumentcanbeperformed.testload:testloadisasubstantiallynon-reactive,non-radiatingpowerattenuatorwhichiscapableofsafelydissipatingthepowerfromthetransmitter(s).unwantedemissions:unwantedemissionsarethosefallingoutsidethenominatedbandwidthinthecarrier-onstate,andthosegeneratedinthecarrier-offstate.VMES:MESintendedtobeins
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