ETSI EN 300 197 V1.3.1 (2000-11)

Fixed Radio Systems; Point-to-point equipment; Parameters for radio systems for the transmission of digital signals operating at 38 GHz

REN/TM-04073

Fiksni radijski sistemi – Oprema tipa točka-točka – Parametri radijskih sistemov za prenos digitalnih signalov, ki delujejo na frekvenci 38 GHz

General Information

• Status: Published
• Publication Date: 06-Nov-2000
• Technical Committee: TM 4 - TM Fixed Radio Systems
• Current Stage: 13 - TB decision to make document historical
• Completion Date: 10-May-2007
• Ref Project: SIST EN 300 197 V1.3.1:2003 - Fixed Radio Systems; Point-to-point equipment; Parameters for radio systems for the transmission of digital signals operating at 38 GHz

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Fixed Radio Systems; Point-to-point equipment; Parameters for radio systems for the transmission of digital signals operating at 38 GHz33.060.30Radiorelejni in fiksni satelitski komunikacijski sistemiRadio relay and fixed satellite communications systems33.040.20Prenosni sistemTransmission systemsICS:Ta slovenski standard je istoveten z:EN 300 197 Version 1.3.1SIST EN 300 197 V1.3.1:2003en01-december-2003SIST EN 300 197 V1.3.1:2003SLOVENSKI
STANDARD



SIST EN 300 197 V1.3.1:2003



ETSIEN300197V1.3.1(2000-11)EuropeanStandard(Telecommunicationsseries)FixedRadioSystems;Point-to-pointequipment;Parametersforradiosystemsforthetransmissionofdigitalsignalsoperatingat38GHzSIST EN 300 197 V1.3.1:2003



ETSIETSIEN300197V1.3.1(2000-11)2ReferenceREN/TM-04073Keywordsdigital,DRRS,point-to-point,radio,transmission,architectureETSI650RoutedesLuciolesF-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 300 197 V1.3.1:2003



ETSIETSIEN300197V1.3.1(2000-11)3ContentsIntellectualPropertyRights.5Foreword.51Scope.62References.73Symbolsandabbreviations.93.1Symbols.93.2Abbreviations.94Generalcharacteristics.104.1Frequencybandsandchannelarrangements.104.1.1Channelarrangements.104.2Channelspacingforsystemsoperatingonthesameroute.104.3Compatibilityrequirementsbetweensystems.114.4Performanceandavailabilityrequirements.114.5Environmentalconditions.114.5.1Equipmentwithinweatherprotectedlocations(indoorlocations).114.5.2Equipmentfornon-weatherprotectedlocations(outdoorlocations).114.6Powersupply.114.7Electromagneticcompatibility.114.8Systemblockdiagram.124.9TelecommunicationsManagementNetwork(TMN)interface.124.10Branching/feeder/antennacharacteristics.124.10.1Antennaradiationpatterns.124.10.2Antennacross-PolarDiscrimination(XPD).124.10.3AntennaInter-PortIsolation(IPI).124.10.4Waveguideflanges(orotherconnectors).134.10.5Returnloss.135SystemParameters.135.1Transmissioncapacity.135.2Basebandparameters.135.2.1Plesiochronousinterfaces.135.2.2SDHbasebandinterface.145.3Transmittercharacteristics.145.3.1Transmitterpowerrange.145.3.2Transmitpowerandfrequencycontrol.145.3.2.1AutomaticTransmitPowerControl(ATPC).145.3.2.2RemoteTransmitPowerControl(RTPC).155.3.2.3RemoteFrequencyControl(RFC).155.3.3Transmitteroutputpowertolerance.155.3.4TransmitLocalOscillator(LO)frequencyarrangements.155.3.5RFspectrummask.155.3.6Spectrallinesatthesymbolrate.195.3.7Spuriousemissions.195.3.7.1Spuriousemissions-external.195.3.7.2Spuriousemissions-internal.195.3.8Radiofrequencytolerance.195.4Receivercharacteristics.195.4.1Inputlevelrange.195.4.2ReceiverLocalOscillator(LO)frequencyarrangements.205.4.3Spuriousemissions.205.4.3.1Spuriousemissions-internal.205.5Systemperformancewithoutdiversity.205.5.1BERasafunctionofReceiverinputSignalLevel(RSL).205.5.2EquipmentResidualBER.21SIST EN 300 197 V1.3.1:2003



ETSIETSIEN300197V1.3.1(2000-11)45.5.3Interferencesensitivity.215.5.3.1Co-channelinterferencesensitivity.215.5.3.2Adjacentchannelinterference.225.5.3.3ContinuousWave(CW)spuriousinterference.225.5.3.4Front-endnon-linearityrequirements(two-toneCWspuriousinterference).235.5.4Distortionsensitivity.235.6Systemcharacteristicswithdiversity.23AnnexA(informative):Additionalinformation.24A.1Radiofrequencychannelarrangement.24A.2Feeder/antennareturnloss.24A.3AutomaticTransmitPowerControl(ATPC).25A.4ResidualBitErrorRate(RBER).26A.5Co-channelandadjacentchannelinterference.27AnnexB(normative):Void.31AnnexC(normative):Systemtypecodesforregulatoryprocedures.32AnnexD(normative):OutputPowerToleranceandRBER.33History.34SIST EN 300 197 V1.3.1:2003



ETSIETSIEN300197V1.3.1(2000-11)5IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinETSISR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver(http://www.etsi.org/ipr).PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinETSISR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisEuropeanStandard(Telecommunicationsseries)hasbeenproducedbyETSITechnicalCommitteeTransmissionandMultiplexing(TM).Thepresentdocumentspecifiestheminimumperformanceparametersforradioequipmentoperatinginthefrequencyrangesasdetailedinsubclause4.1.1.Theformertitleofthepresentdocumentwas:"TransmissionandMultiplexing(TM);DigitalRadioRelaySystems(DRRS);ParametersforDRRSforthetransmissionofdigitalsignalsandanaloguevideosignalsoperatingat38GHz".NationaltranspositiondatesDateofadoptionofthisEN:13October2000DateoflatestannouncementofthisEN(doa):31January2001DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31July2001DateofwithdrawalofanyconflictingNationalStandard(dow):31July2001SIST EN 300 197 V1.3.1:2003



ETSIETSIEN300197V1.3.1(2000-11)61ScopeThepresentdocumentspecifiestheminimumperformanceparametersforterrestrialdigitalfixedserviceradiocommunicationsequipmentoperatinginthe38GHzfrequencybandandincorporates,wherenecessary,changesmadeinCorrigendum1ofETS300187/C1[36]andcontainsacompleterevisionintheareasof:-additionalsystemswithhigherspectrumefficiencyinthenewclass4systems;-introductionofuniquesystemtypecodesforregulatoryreferencetothevarioussystemtypesdetailedinthepresentdocument,refertonewannexC(normative)andrelatedcategoriesofequipmentclassesofspectralefficiency;-changeofspectrummaskandadjacentchannelselectivityofSTM-0systemsin28MHzchannelspacingtoaligntoEN300639[33];-introductionofnewspectrumefficiencyclass5forSTM-1capacityfor28MHzAdjacentChannelAlternate-Polarization(ACAPasclass5a)andAdjacentChannelCo-Polarization(ACCPasclass5b),seeexamplesofthespectrumusageinfigures1.1aand1.1b:Figure1NOTE:Inthepreviousversionofthepresentdocument(EN300197[37])therewasprovisionfor:-parametersforwidebandanaloguesystems;-furtheroptionsfordigitalradiosystems(therereferredasGradeAsystems);-specificantennaradiationpatterns(nowsupersededbyEN300833[3]).TheseoptionsarenotreprintedinthisversionastheyareconsideredtobenolongerofinterestforETSImembers.However,forregulatorypurposes,theymaystillbereferencedfromthepreviousENversion(EN300197[37]).Digitalsystemsareintendedtobeusedforpoint-to-pointconnectionsinlocalandregionalnetworksatdataratesbetween2Mbit/sandSynchronousTransportModule,level1(STM-1).Theparameterstobespecifiedfallintotwocategories:a)thosethatarerequiredtoprovidecompatibilitybetweenchannelsfromdifferentsourcesofequipmentonthesameroute,connectedtoseparateantennas;b)parametersdefiningthetransmissionqualityoftheproposedsystem.ThepresentdocumentdealswithRadioFrequency(RF)andbasebandcharacteristicsrelevanttolow,mediumandhighcapacityPlesiochronousDigitalHierarchy(PDH)transmissionsystems,STM-0andSTM-1SynchronousDigitalHierarchy(SDH)transmissionsystems.Antenna/feedersystemrequirementsarecoveredinEN300833[3].ThepresentdocumentdoesnotcontainaspectsrelatedtotestproceduresandtestconditionshowevertheyaretobefoundinEN301126-1[2].SIST EN 300 197 V1.3.1:2003



ETSIETSIEN300197V1.3.1(2000-11)7Asthemaximumtransmissionrateinagivenbandwidthdependsonsystemspectralefficiency,differentequipmentclassesaredefined:Class2:equipmentspectralefficiencybasedontypically4-statesmodulationscheme(e.g.4-FSK,4-QAM,orequivalent);Class3:equipmentspectralefficiencybasedontypically8-statesmodulationscheme(e.g.8-PSK,orequivalent);Class4:equipmentspectralefficiencybasedontypically16or32-statesmodulationscheme(e.g.16-QAM,32-QAM,orequivalent);Class5:equipmentspectralefficiencybasedontypically64or128-statesmodulationscheme(e.g.64-QAM,128-QAM,orequivalent).Theaboveclassesareindicativeonlyanddonotimplyanyconstrainttotheactualmodulationformat,providedthatalltherequirementsinthepresentdocumentaremet.Safetyaspectswillnotbeconsideredinthepresentdocument.HowevercompliancetoEN60950[34]willberequiredtocomplywith99/5/EC[35]Directive(R&TTE).TechnicalbackgroundformostoftheparametersandrequirementsreferredinthepresentdocumentmaybefoundinTR101036-1[28].2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.• Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.[1]CEPTRecommendationT/TR12-01:"Harmonizedradiofrequencychannelarrangementsforanalogueanddigitalterrestrialfixedsystemsoperatingintheband37-39,5GHz".[2]ETSIEN301126-1:"FixedRadioSystems;Conformancetesting;Part1:Point-to-Pointequipment-Definitions,generalrequirementsandtestprocedures".[3]ETSIEN300833:"FixedRadioSystems;PointtoPointAntennas;Antennasforpoint-to-pointfixedradiosystemsoperatinginthefrequencyband3GHzto60GHz".[4]ETSIEN300645:"TelecommunicationsManagementNetwork(TMN);SynchronousDigitalHierarchy(SDH)radiorelayequipment;InformationmodelforuseonQinterfaces".[5]ETSIETS300019:"EquipmentEngineering(EE);Environmentalconditionsandenvironmentaltestsfortelecommunicationsequipment".[6]ETSIETS300132-1:"EquipmentEngineering(EE);Powersupplyinterfaceattheinputtotelecommunicationsequipment;Part1:Operatedbyalternatingcurrent(ac)derivedfromdirectcurrent(dc)sources".[7]ETSIETS300132-2:"EquipmentEngineering(EE);Powersupplyinterfaceattheinputtotelecommunicationsequipment;Part2:Operatedbydirectcurrent(dc)".[8]ETSIEN301489-4:"ElectromagneticcompatibilityandRadiospectrumMatters(ERM);ElectroMagneticCompatibility(EMC)standardforradioequipmentandservices;Part4:Specificconditionsforfixedradiolinksandancillaryequipmentandservices".SIST EN 300 197 V1.3.1:2003



ETSIETSIEN300197V1.3.1(2000-11)8[9]ETSIETS300635:"TransmissionandMultiplexing(TM);SynchronousDigitalHierarchy(SDH);RadiospecificfunctionalblocksfortransmissionofMxSTM-N".[10]ETSIETS300785:"TransmissionandMultiplexing(TM);SynchronousDigitalHierarchy(SDH);RadiospecificfunctionalblocksfortransmissionofMxsub-STM-1".[11]ITU-RRecommendationF.750:"Architecturesandfunctionalaspectsofradio-relaysystemsforSDH-basednetworks".[12]ITU-RRecommendationF.751:"Transmissioncharacteristicsandperformancerequirementsofradio-relaysystemsforSDH-basednetworks".[13]ITU-RRecommendationF.1102:"Characteristicsofradio-relaysystemsoperatinginfrequencybandsaboveabout17GHz".[14]ITU-RRecommendationF.1189:"Errorperformanceobjectivesforconstantbitratedigitalpathsatorabovetheprimaryratecarriedbydigitalradio-relaysystemswhichmayformpartorallofthenationalportionofa27500kmhypotheticalreferencepath".[15]ITU-RRecommendationP.530-8:"Propagationdataandpredictionmethodsrequiredforthedesignofterrestrialline-of-sightsystems".[16]ITU-TRecommendationG.703(1991):"Physical/electricalcharacteristicsofhierarchicaldigitalinterfaces".[17]ITU-TRecommendationG.707(1996):"Networknodeinterfaceforthesynchronousdigitalhierarchy(SDH)".[18]ITU-TRecommendationG.773(1993):"ProtocolsuitesforQ-interfacesformanagementoftransmissionsystems".[19]ITU-TRecommendationG.708:"SubSTM-0networknodeinterfaceforthesynchronousdigitalhierarchy(SDH)".[20]IEC60154-2:"Flangesforwaveguides.Part2:Relevantspecificationsforflangesforordinaryrectangularwaveguides".[21]ITU-TRecommendationG.783(1994):"Characteristicsofsynchronousdigitalhierarchy(SDH)equipmentfunctionalblocks".[22]ITU-TRecommendationG.784(1994):"Synchronousdigitalhierarchy(SDH)management".[23]ITU-TRecommendationG.826(1993):"Errorperformanceparametersandobjectivesforinternational,constantbitratedigitalpathsatorabovetheprimaryrate".[24]ITU-TRecommendationG.861(1996):"PrinciplesandguidelinesfortheintegrationofsatelliteandradiosystemsinSDHtransportnetworks".[25]ITU-TRecommendationG.957(1995):"Opticalinterfacesforequipmentsandsystemsrelatingtothesynchronousdigitalhierarchy".[26]ITU-TRecommendationO.151(1992):"Errorperformancemeasuringequipmentoperatingattheprimaryrateandabove".[27]ITU-TRecommendationO.181(1996):"EquipmenttoassesserrorperformanceonSTM-Ninterfaces".[28]ETSITR101036-1:"FixedRadioSystems;Point-to-pointequipment;Genericwordingsforstandardsondigitalradiosystemscharacteristics;Part1:Generalaspectsandpoint-to-pointequipmentparameters".[29]CEPT/ERCRecommendation74-01:"Spuriousemissions".[30]ETSITR101035:"TransmissionandMultiplexing(TM);SynchronousDigitalHierarchy(SDH)aspectsregardingDigitalRadioRelaySystems(DRRS)".SIST EN 300 197 V1.3.1:2003



ETSIETSIEN300197V1.3.1(2000-11)9[31]ITU-RRecommendationF.1191:"Bandwidthsandunwantedemissionsofdigitalradio-relaysystems".[32]CouncilDirective89/336/EECof3May1989ontheapproximationofthelawsoftheMemberStatesrelatingtoelectromagneticcompatibility.[33]ETSIEN300639:"FixedRadioSystems;Point-to-pointequipment;Sub-STM-1digitalradiosystemsoperatinginthe13GHz,15GHzand18GHzfrequencybandswithabout28MHzco-polarand14MHzcross-polarchannelspacing".[34]EN60950:"Safetyofinformationtechnologyequipment".[35]Directive1999/5/ECoftheEuropeanParliamentandoftheCouncilof9March1999onradioequipmentandtelecommunicationsterminalequipmentandthemutualrecognitionoftheirconformity.[36]ETSIETS300187/C1:"IntegratedServicesDigitalNetwork(ISDN);Three-Party(3PTY)supplementaryservice;Functionalcapabilitiesandinformationflows".[37]ETSIEN300197(V1.2.2):"TransmissionandMultiplexing(TM);DigitalRadioRelaySystems(DRRS);ParametersforDRRSforthetransmissionofdigitalsignalsandanaloguevideosignalsoperatingat38GHz".3Symbolsandabbreviations3.1SymbolsForthepurposesofthepresentdocument,thefollowingsymbolsapply:ΩOhmdBdecibeldBidecibelrelativetoisotropicradiatordBmdecibelrelativeto1mWdBudecibelrelativeto1microVoltdBWdecibelrelativeto1WGHzGigaHertzkHzkiloHertzMbit/sMegabitspersecondMHzMegaHertzmWmilliWattppmpartspermillion3.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:acalternatingcurrentACAPAdjacentChannelAlternatePolarizationACCPAdjacentChannelCo-PolarizationATPCAutomaticTransmitPowerControlAUAdministrativeUnitBERBitErrorRateC/ICarriertoInterferenceratioCEPTConférencedesAdministrationsEuropéennesdesPostesetTélécommunicationsCMICodedMarkInversionCWContinuousWavedcdirectcurrentDRRSDigitalRadioRelaySystemsEIRPEquivalentIsotropicallyRadiatedPowerEMCElectroMagneticCompatibilitySIST EN 300 197 V1.3.1:2003



ETSIETSIEN300197V1.3.1(2000-11)10ESRErroredSecondRatioFSKFrequency-ShiftKeying(modulation)IFIntermediateFrequencyIPIInter-PortIsolationLOLocalOscillatorn.a.notattributedPDHPlesiochronousDigitalHierarchyPRBSPseudoRandomBinarySequenceQAMQuadratureAmplitudeModulationRBERResidualBitErrorRateRFRadioFrequencyRFCRemoteFrequencyControlRSLReceiveSignalLevelRTPCRemoteTransmitPowerControlSDHSynchronousDigitalHierarchySOHSectionOverHeadSTM-0mediumcapacitySDHradiotransportmodule(51,840Mbit/sAU-3equivalent,alsoreferredasSTM-0byITU-TRecommendationG.861[24])STM-NSynchronousTransportModule,levelNsub-STM-0lowcapacitySDHradiotransportmodule(ntimesVC-12orVC2equivalent)TMNTelecommunicationsManagementNetworkVCVirtualContainerXPDcross-PolarDiscrimination4Generalcharacteristics4.1Frequencybandsandchannelarrangements4.1.1ChannelarrangementsThefrequencyrangeshallbe37GHzto39,5GHz.ThechannelarrangementsshallbeinaccordancewithCEPTRecommendationT/TR12-01[1].Forreaderconvenience,thebasicparametersoftheCEPTRecommendationareshownininformativeannexA,clauseA.1.4.2ChannelspacingforsystemsoperatingonthesamerouteSystembitratesandtheirrelevantchannelspacinginthepresentdocumentarereportedintable1(fortheprecisepayloadbitrates,seesubclause5.1).NOTE:Accordingtosystemscharacteristicstheequipmentcanbeconnectedeithertoseparateantennasoronaseparatepolarizationtothesameantenna.Table1:DigitalsystemschannelspacingsforvariousbitratesPayloadBitRate[Mbit/s]22×282×83451140and155ChannelClass2equipments3,53,57142856Spacings[MHz]Class4equipment3,571414/2856Class5equipment28NOTE:-n×2Mbit/sandn×34Mbit/sbitratesmaybeusedwhereappropriate.-n×2Mbit/smappedintoSDHVC12transportbitrates(sub-STM-0definedbyITU-TRecommendationG.708[19])maybeusedwhereappropriate(e.g.threeorfourtimesVC12intoan8Mbit/schannelspacing).-Theclass2(2Mbit/s)in3,5MHzandtheclass4in28MHzreflectsequipmentmoretypicaltoaclass1(2Mbit/s)andclass3(STM-0)systemandasaresulttheadjacentchannelinterferenceparametersaremorestringent.SIST EN 300 197 V1.3.1:2003



ETSIETSIEN300197V1.3.1(2000-11)11Forregulatorypurposesinnationalproceduresforlicensingradioequipmentaccordingtothepresentdocument,theabovesystemtypesshallbeidentifiedbythe"systemtypecodes"reportedinnormativeannexC.4.3CompatibilityrequirementsbetweensystemsThecompatibilityrequirementsbetweensystemsareasfollows:• thereshallbenorequirementtooperatetransmittingequipmentfromonemanufacturerwithreceivingequipmentfromanother;• thereshallnotbearequirementtomultiplexdifferentmanufacturersequipmentonthesameorondifferentpolarizationofthesameantenna;• dependingontheapplication,itshallbepossibletooperatethesysteminverticaland/orhorizontalpolarization,ifrequiredbythechannelarrangement.4.4PerformanceandavailabilityrequirementsDigitalequipmentshallbedesignedinordertomeetnetworkperformanceandavailabilityrequirementsforeseenbyITU-TRecommendationG.826[23],followingthecriteriadefinedinITU-RRecommendationsF.1189[14]forthenationalportionofthedigitalconnection.TheimplicationofthelinkdesignontheperformanceisrecognizedandthegeneraldesigncriteriareportedinITU-RRecommendationsP.530-8[15]andF.1102[13]shallbeapplied.4.5EnvironmentalconditionsTheequipmentshallberequiredtomeettheenvironmentalconditionssetoutinETS300019[5]whichdefinesweatherprotectedandnon-weatherprotectedlocations,classesandtestseverity.Themanufacturershallstatewhichclasstheequipmentisdesignedtowithstand.4.5.1Equipmentwithinweatherprotectedlocations(indoorlocations)EquipmentintendedforoperationwithintemperaturecontrolledlocationsorpartiallytemperaturecontrolledlocationsshallmeettherequirementsofETS300019[5]classes3.1and3.2respectively.Optionally,themorestringentrequirementsofETS300019[5]classes3.3(non-temperaturecontrolledlocations),3.4(siteswithheattrap)and3.5(shelteredlocations)maybeapplied.4.5.2Equipmentfornon-weatherprotectedlocations(outdoorlocations)Equipmentintendedforoperationwithinnon-weatherprotectedlocationsshallmeettherequirementsofETS300019[5],class4.1or4.1E.Class4.1appliestomanyEuropeancountriesandclass4.1EappliestoallEuropeancountries.4.6PowersupplyThepowersupplyinterfaceshallbeinaccordancewiththecharacteristicsofoneormoreofthesecondaryvoltagesforeseeninETS300132-1[6]andETS300132-2[7].NOTE:SomeapplicationsmayrequiresecondaryvoltagesthatarenotcoveredbyETS300132-1[6]orETS300132-2[7].4.7ElectromagneticcompatibilityEquipmentshalloperateundertheconditionsspecifiedinEN300385[8].SIST EN 300 197 V1.3.1:2003



ETSIETSIEN300197V1.3.1(2000-11)124.8SystemblockdiagramMODULATORTRANSMITTERZ'E'A'TRANSMITRFFILTERB'BRANCHINGC'D'FEEDERFEEDERBRANCHINGRFFILTERD(*)CBRECEIVEARECEIVEREDEMODULATORZ(*)NOFILTERINGINCLUDED(*)NOTE1:Forthepurposeofdefiningthemeasurementpoints,thebranchingnetworkdoesnotincludeahybrid.NOTE2:Thepointsshownabovearereferencepointsonly;pointsCandC',DandD'ingeneralcoincide.NOTE3:PointsBandC,B'andC'maycoincidewhensimpleduplexerisused.Figure2:Systemblockdiagram4.9TelecommunicationsManagementNetwork(TMN)interfaceForSDHequipmentITU-TRecommendationsG.784[22]andG.773[18]andITU-RRecommendationsF.750[11]andF.751[12]givethegeneralrequirementsforTMNinterfaceandfunctionality.ETS300635[9],ETS300785[10]andEN300645[4]givetheradiospecificfunctionalblockdescriptionandtherelatedradiofragmentinformationmodelrespectively.NOTE:ThestandardizationofTMNinterfacefunctionalityisunderstudyinETSITMN,andwillbeapplicabletotheradiorelaysystemsconsideredinthepresentdocument.4.10Branching/feeder/antennacharacteristics4.10.1AntennaradiationpatternsSeeEN300833[3].4.10.2Antennacross-PolarDiscrimination(XPD)SeeEN300833[3].4.10.3AntennaInter-PortIsolation(IPI)SeeEN300833[3].SIST EN 300 197 V1.3.1:2003



ETSIETSIEN300197V1.3.1(2000-11)134.10.4Waveguideflanges(orotherconnectors)WhenflangesarerequiredatreferencepointC,C',thefollowingshallbeusedaccordingtoIEC154-2[20]:• UBR/PBR-320,forthecompletefrequencyrange.4.10.5ReturnlossEquipmentaccordingtothepresentdocumentislikelytohaveintegralantennasorverysimilartechnicalsolutions,withoutlongfeederconnections;returnlossisnotconsideredanessentialrequirement.Whenanantennaisanintegralpartoftheequipmentthereshallbenorequirement.Forfeeder/antennareturnlossrequirementseeannexA.5SystemParameters5.1TransmissioncapacityPayloadbitratesconsideredinthepresentdocumentare:• 2,048Mbit/s;• 2×2,048Mbit/s;• 8,448Mbit/s;• 2×8,448Mbit/s;• 34,368Mbit/s;• 51,840Mbit/s(STM-0);• 139,264Mbit/s;and• 155,520Mbit/s(STM-1).Systemratesconfiguredasn-times2Mbit/sorn-times34Mbit/sorn-times2Mbit/smappedintoSDHVC-12(sub-STM-0)arealsoconsidered.Inthefollowingclauses,thesecapacitieswillbesimplyreferredas2Mbit/s,2×2Mbit/s,8Mbit/s,2×8Mbit/s,34Mbit/s,51Mbit/s(STM-0),140Mbit/s,and155Mbit/s(STM-1)respectively.5.2BasebandparametersAllthefollowingspecifiedbasebandparametersrefertopointZandZ'offigure2.Parametersforservicechannelsandwaysidetrafficchannelsareoutsidethescopeofthepresentdocument.5.2.1PlesiochronousinterfacesPlesiochronousinterfacesat2Mbit/s,8Mbit/s,34Mbit/sand140Mbit/sshallcomplywithITU-TRecommendationG.703[16].SIST EN 300 197 V1.3.1:2003



ETSIETSIEN300197V1.3.1(2000-11)145.2.2SDHbasebandinterfaceTheSDHbasebandinterfaceshallbeinaccordancewithITU-TRecommendationsG.703[16],G.707[17],G.783[21],G.784[22],G.957[25]andF.751[12].Forsub-STM-0ratesITU-TRecommendationG.861[24]mappingapplies.TwoSTM-
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