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

To insert in the mentioned EN's resp.ETS's for P-P radio relay systems a subsection on CW components wihin the section of the spectrum mask

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

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Status
Published
Publication Date
30-Nov-2003
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
01-Dec-2003
Due Date
01-Dec-2003
Completion Date
01-Dec-2003

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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 1.4.1SIST EN 300 197 V1.4.1:2003en01-december-2003SIST EN 300 197 V1.4.1:2003SLOVENSKI

STANDARD
SIST EN 300 197 V1.4.1:2003

ETSIEN300197V1.4.1(2001-02)EuropeanStandard(Telecommunicationsseries)FixedRadioSystems;Point-to-pointequipment;Parametersforradiosystemsforthetransmissionofdigitalsignalsoperatingat38GHzSIST EN 300 197 V1.4.1:2003

ETSIETSIEN300197V1.4.1(2001-02)2ReferenceREN/TM-04111-10Keywordsarchitecture,digital,DRRS,point-to-point,radio,transmissionETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:+33492944200Fax:+33493654716SiretN°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:editor@etsi.frCopyrightNotificationNopartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2001.Allrightsreserved.SIST EN 300 197 V1.4.1:2003

ETSIETSIEN300197V1.4.1(2001-02)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................................................................................................................................155.3.6DiscreteCWlinesexceedingthespectrummasklimit.........................................................................195.3.6.1Spectrallinesatthesymbolrate......................................................................................................195.3.6.2Otherspectrallines.........................................................................................................................195.3.7Spuriousemissions...............................................................................................................................205.3.7.1Spuriousemissions-external............................................................................................................205.3.7.2Spuriousemissions-internal............................................................................................................205.3.8Radiofrequencytolerance....................................................................................................................205.4Receivercharacteristics.............................................................................................................................205.4.1Inputlevelrange..................................................................................................................................205.4.2ReceiverLocalOscillator(LO)frequencyarrangements.......................................................................205.4.3Spuriousemissions...............................................................................................................................205.4.3.1Spuriousemissions-internal............................................................................................................215.5Systemperformancewithoutdiversity.......................................................................................................21SIST EN 300 197 V1.4.1:2003

ETSIETSIEN300197V1.4.1(2001-02)45.5.1BERasafunctionofReceiverinputSignalLevel(RSL)......................................................................215.5.2EquipmentResidualBER.....................................................................................................................215.5.3Interferencesensitivity.........................................................................................................................225.5.3.1Co-channelinterferencesensitivity..................................................................................................225.5.3.2Adjacentchannelinterference.........................................................................................................235.5.3.3ContinuousWave(CW)spuriousinterference.................................................................................235.5.3.4Front-endnon-linearityrequirements(two-toneCWspuriousinterference)......................................245.5.4Distortionsensitivity............................................................................................................................245.6Systemcharacteristicswithdiversity..........................................................................................................24AnnexA(informative):Additionalinformation..............................................................................25A.1Radiofrequencychannelarrangement...............................................................................................25A.2Feeder/antennareturnloss.................................................................................................................25A.3AutomaticTransmitPowerControl(ATPC).....................................................................................26A.4ResidualBitErrorRate(RBER).......................................................................................................27A.5Co-channelandadjacentchannelinterference...................................................................................28AnnexB(normative):EssentialrequirementsfortheECCouncilDirective89/336/EEC(EMCDirective).........................................................................................32AnnexC(normative):Systemtypecodesforregulatoryprocedures...........................................33AnnexD(normative):OutputPowerToleranceandRBER.........................................................34History.......................................................................................................................................................35SIST EN 300 197 V1.4.1:2003

ETSIETSIEN300197V1.4.1(2001-02)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).Thepresentdocumentspecifiestheminimumperformanceparametersforradioequipmentoperatinginthefrequencyrangesasdetailedinclause4.1.1.Theformertitleofthepresentdocumentwas:"TransmissionandMultiplexing(TM);DigitalRadioRelaySystems(DRRS);ParametersforDRRSforthetransmissionofdigitalsignalsandanaloguevideosignalsoperatingat38GHz".NationaltranspositiondatesDateofadoptionofthisEN:16February2001DateoflatestannouncementofthisEN(doa):31May2001DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):30November2001DateofwithdrawalofanyconflictingNationalStandard(dow):30November2001SIST EN 300 197 V1.4.1:2003

ETSIETSIEN300197V1.4.1(2001-02)61ScopeThepresentdocumentspecifiestheminimumperformanceparametersforterrestrialdigitalfixedserviceradiocommunicationsequipmentoperatinginthe38GHzfrequencybandandincorporates,wherenecessary,changesmadeinCorrigendum1ofETS300187/C1[36]andcontainsacompleterevisionintheareasof:-additionalsystemswithhigherspectrumefficiencyinthenewclass4systems;-introductionofuniquesystemtypecodesforregulatoryreferencetothevarioussystemtypesdetailedinthepresentdocument,refertonewannexC(normative)andrelatedcategoriesofequipmentclassesofspectralefficiency;-changeofspectrummaskandadjacentchannelselectivityofSTM-0systemsin28MHzchannelspacingtoaligntoEN300639[33];-introductionofnewspectrumefficiencyclass5forSTM-1capacityfor28MHzAdjacentChannelAlternate-Polarization(ACAPasclass5a)andAdjacentChannelCo-Polarization(ACCPasclass5b),seeexamplesofthespectrumusageinfigures1.1aand1.1b:Figure1-technicalspecificationsrelevanttotheEMCDirectivearegiveninannexB(normative).NOTE:Intheversion1.2.2ofEN300197therewasprovisionfor:-parametersforwidebandanaloguesystems;-furtheroptionsfordigitalradiosystems(therereferredasGradeAsystems);-specificantennaradiationpatterns(nowsupersededbyEN300833[3]).TheseoptionsarenotreprintedinthisversionastheyareconsideredtobenolongerofinterestforETSImembers.However,forregulatorypurposes,theymaystillbereferencedfromversion1.2.2ofEN300197.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 V1.4.1:2003

ETSIETSIEN300197V1.4.1(2001-02)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(identifiedbydateofpublicationand/oreditionnumberorversionnumber)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.[1]CEPTRecommendationT/TR12-01:"Harmonizedradiofrequencychannelarrangementsforanalogueanddigitalterrestrialfixedsystemsoperatingintheband37-39,5GHz".[2]ETSIEN301126-1:"FixedRadioSystems;Conformancetesting;Part1:Point-to-pointequipment-Definitions,generalrequirementsandtestprocedures".[3]ETSIEN300833:"FixedRadioSystems;Point-to-pointAntennas;Antennasforpoint-to-pointfixedradiosystemsoperatinginthefrequencyband3GHzto60GHz".[4]ETSIEN300645:"TelecommunicationsManagementNetwork(TMN);SynchronousDigitalHierarchy(SDH)radiorelayequipment;InformationmodelforuseonQinterfaces".[5]ETSIETS300019(allparts):"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]ETSIEN300385:"ElectromagneticcompatibilityandRadiospectrumMatters(ERM);ElectroMagneticCompatibility(EMC)standardforfixedradiolinksandancillaryequipment".[9]ETSIETS300635:"TransmissionandMultiplexing(TM);SynchronousDigitalHierarchy(SDH);RadiospecificfunctionalblocksfortransmissionofMxSTM-N".SIST EN 300 197 V1.4.1:2003

ETSIETSIEN300197V1.4.1(2001-02)8[10]ETSIETS300785:"TransmissionandMultiplexing(TM);SynchronousDigitalHierarchy(SDH);RadiospecificfunctionalblocksfortransmissionofMxsub-STM-1".[11]ITU-RRecommendationF.750-4:"Architecturesandfunctionalaspectsofradio-relaysystemsforsynchronousdigitalhierarchySDH-basednetworks".[12]ITU-RRecommendationF.751-2:"Transmissioncharacteristicsandperformancerequirementsofradio-relaysystemsforSDH-basednetworks".[13]ITU-RRecommendationF.1102:"Characteristicsofradio-relaysystemsoperatinginfrequencybandsaboveabout17GHz".[14]ITU-RRecommendationF.1189-1:"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)".[31]ITU-RRecommendationF.1191-1:"Bandwidthsandunwantedemissionsofdigitalradio-relaysystems".SIST EN 300 197 V1.4.1:2003

ETSIETSIEN300197V1.4.1(2001-02)9[32]CouncilDirective89/336/EECof3May1989ontheapproximationofthelawsoftheMemberStatesrelatingtoelectromagneticcompatibility.[33]ETSIEN300639:"FixedRadioSystems;Point-to-pointequipment;Sub-STM-1digitalradiosystemsoperatinginthe13GHz,15GHzand18GHzfrequencybandswithabout28MHzco-polarand14MHzcross-polarchannelspacing".[34]EN60950:"SafetyofInformationTechnologyEquipmentIncludingElectricalBusinessEquipment".[35]Directive1999/5/ECoftheEuropeanParliamentandoftheCouncilof9March1999onradioequipmentandtelecommunicationsterminalequipmentandthemutualrecognitionoftheirconformity.[36]ETSIETS300187/C1:"IntegratedServicesDigitalNetwork(ISDN);Three-Party(3PTY)supplementaryservice;Functionalcapabilitiesandinformationflows".3Symbolsandabbreviations3.1SymbolsForthepurposesofthepresentdocument,thefollowingsymbolsapply:ΩOhmCSminminimumpracticalChannelSeparation(foragivenradio-frequencychannelarrangement)dBdecibeldBidecibelrelativetoisotropicradiatordBmdecibelrelativeto1mWdBudecibelrelativeto1microVoltdBWdecibelrelativeto1WGHzGigaHertzkHzkiloHertzMbit/sMegabitspersecondMHzMegaHertzmWmilliWattppmpartspermillion3.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:acalternatingcurrentACAPAdjacentChannelAlternatePolarizationACCPAdjacentChannelCo-PolarizationATPCAutomaticTransmitPowerControlAUAdministrativeUnitBERBitErrorRateC/ICarriertoInterferenceratioCEPTConférencedesAdministrationsEuropéennesdesPostesetTélécommunicationsCMICodedMarkInversionCWContinuousWavedcdirectcurrentDRRSDigitalRadioRelaySystemsEIRPEquivalentIsotropicallyRadiatedPowerEMCElectroMagneticCompatibilityESRErroredSecondRatioFSKFrequency-ShiftKeying(modulation)IFIntermediateFrequencyIPIInter-PortIsolationSIST EN 300 197 V1.4.1:2003

ETSIETSIEN300197V1.4.1(2001-02)10LOLocalOscillatorn.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,seeclause5.1).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.Forregulatorypurposesinnationalproceduresforlicensingradioequipmentaccordingtothepresentdocument,theabovesystemtypesshallbeidentifiedbythe"systemtypecodes"reportedinnormativeannexC.SIST EN 300 197 V1.4.1:2003

ETSIETSIEN300197V1.4.1(2001-02)114.3CompatibilityrequirementsbetweensystemsThecompatibilityrequirementsbetweensystemsareasfollows:• thereshallbenorequirementtooperatetransmittingequipmentfromonemanufacturerwithreceivingequipmentfromanother;• thereshallnotbearequirementtomultiplexdifferentmanufacturersequipmentonthesameorondifferentpolarizationofthesameantenna;• dependingontheapplication,itshallbepossibletooperatethesysteminverticaland/orhorizontalpolarization,ifrequiredbythechannelarrangement.4.4PerformanceandavailabilityrequirementsDigitalequipmentshallbedesignedinordertomeetnetworkperformanceandavailabilityrequirementsforeseenbyITU-TRecommendationG.826[23],followingthecriteriadefinedinITU-RRecommendationsF.1189-1[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-weather-protectedlocationsshallmeettherequirementsofETS300019[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 V1.4.1:2003

ETSIETSIEN300197V1.4.1(2001-02)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.750-4[11]andF.751-2[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 V1.4.1:2003

ETSIETSIEN300197V1.4.1(2001-02)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 V1.4.1:2003

ETSIETSIEN300197V1.4.1(2001-02)145.2.2SDHbasebandinterfaceTheSDHbase
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