ETSI EN 301 128 V1.2.1 (2001-02)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Fixed Radio Systems; Point-to-point equipment; Plesiochronous Digital Hierarchy (PDH); Low and medium capacity digital radio systems operating in the 13 GHz, 15 GHz and 18 GHz frequency bands33.060.30Radiorelejni in fiksni satelitski komunikacijski sistemiRadio relay and fixed satellite communications systems33.040.20Prenosni sistemTransmission systemsICS:Ta slovenski standard je istoveten z:EN 301 128 Version 1.2.1SIST EN 301 128 V1.2.1:2003en01-december-2003SIST EN 301 128 V1.2.1:2003SLOVENSKI
STANDARD



SIST EN 301 128 V1.2.1:2003



ETSIEN301128V1.2.1(2001-02)EuropeanStandard(Telecommunicationsseries)FixedRadioSystems;Point-to-pointequipment;PlesiochronousDigitalHierarchy(PDH);Lowandmediumcapacitydigitalradiosystemsoperatinginthe13GHz,15GHzand18GHzfrequencybandsSIST EN 301 128 V1.2.1:2003



ETSIETSIEN301128V1.2.1(2001-02)2ReferenceREN/TM-04111-15KeywordsDRRS,PDH,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 301 128 V1.2.1:2003



ETSIETSIEN301128V1.2.1(2001-02)3ContentsIntellectualPropertyRights.5Foreword.51Scope.62References.63Symbolsandabbreviations.83.1Symbols.83.2Abbreviations.84Generalcharacteristics.84.1Frequencybandsandchannelarrangements.84.1.1Channelplans.84.1.2ChannelSpacing(CS).94.2Compatibilityrequirementsbetweensystems.94.3Performanceandavailabilityrequirements.94.4Environmentalconditions.94.4.1Equipmentwithinweatherprotectedlocations(indoorlocations).94.4.2Equipmentfornon-weatherprotectedlocations(outdoorlocations).104.5Electromagneticcompatibilityconditions.104.6Powersupply.104.7TelecommunicationsManagementNetwork(TMN)requirements.104.8Blockdiagram.114.9MechanicalspecificationsforRadioFrequency(RF)interfaces.115Basebandcharacteristics.115.1PlesiochronousDigitalHierarchy(PDH)interfaces.116Transmittercharacteristics.126.1Outputpower.126.1.1AutomaticTransmitPowerControl(ATPC).126.2RFspectrummasks.126.3DiscreteCWcomponentsexceedingthespectrummasklimit.146.3.1Spectrallinesatthesymbolrate.146.3.2Otherspectrallines.146.4Spuriousemissions.156.4.1Spuriousemissions-external.156.4.2Spuriousemissions-internal.156.5Radiofrequencytolerance.156.6Returnloss.167Receivercharacteristics.167.1Receiverspuriousemissions.167.1.1Spuriousemissions-external.167.1.2Spuriousemissions-internal.167.2Inputlevelrange.167.3Returnloss.178Systemcharacteristicswithoutdiversity.178.1BERasafunctionofreceiverinputlevel.178.2Equipmentbackgroundbiterrors.188.3Interferencesensitivity.188.3.1Co-channelexternalinterference.188.3.2Adjacentchannelinterference.198.3.3Front-endnon-linearityrequirements(two-toneContinuousWave(CW)interference).198.3.4CWinterference.208.4Distortionsensitivity.20SIST EN 301 128 V1.2.1:2003



ETSIETSIEN301128V1.2.1(2001-02)4AnnexA(informative):Additionalinformation.21A.1AutomaticTransmitPowerControl(ATPC).21A.2Spectrummasks.21A.3Lightningprotection.21A.4Genericmechanicalrequirements.21History.22SIST EN 301 128 V1.2.1:2003



ETSIETSIEN301128V1.2.1(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).Theformertitleofthepresentdocumentwas:"TransmissionandMultiplexing(TM);DigitalRadioRelaySystems(DRRS);PlesiochronousDigitalHierarchy(PDH);LowandmediumcapacityDRRSoperatinginthe13GHz,15GHzand18GHzfrequencybands".NationaltranspositiondatesDateofadoptionofthisEN:16February2001DateoflatestannouncementofthisEN(doa):31May2001DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):30November2001DateofwithdrawalofanyconflictingNationalStandard(dow):30November2001SIST EN 301 128 V1.2.1:2003



ETSIETSIEN301128V1.2.1(2001-02)61ScopeThepresentdocumentspecifiestheminimumperformanceparametersforterrestrialfixedservicedigitalradiocommunicationsequipmentsoperatinginthe13GHz,15GHzand18GHzfrequencybands.DigitalRadioRelaySystems(DRRS)areusedforpoint-to-pointconnectionsinlocal,regionalandnationalnetworksatdataratesbetween2Mbit/sand34Mbit/s.Asharmonizedchannelspacingslowerthan13,75MHzarenotavailableinthe18GHzfrequencybandatthedraftingdateofthepresentdocument,capacitieslowerthan2x8Mbit/sareconsequentlynotconsideredinthisfrequencyband.Howeverthepresentdocumentcanbeconsideredasaguidelinewhennationalfrequencyplansbasedona3,5MHzchannelspacingexist.SystemsconsideredinthepresentdocumentareabletorespectITU-RRecommendationnationalorinternationalgradeperformanceobjectives,i.e.ITU-RRecommendationsF.1189-1[9]fornational,ITU-RRecommendationF.1092-1[8]forinternationalandITU-TRecommendationG.826[11].Maximumhoplengthsofabout35kmarenormallyachievableaccordingtotheconsideredfrequencybands.Theparameterstobespecifiedfallintotwocategories:a)thosethatarerequiredtoprovidecompatibilitybetweenchannelsfromdifferentsourcesofequipmentonthesameroute,connectedeitherto:-separateantennas;orto-separatepolarizationsofthesameantenna.b)parametersdefiningthetransmissionqualityoftheproposedsystem.ThepresentdocumentdealswithRadioFrequency(RF)andbasebandcharacteristicsrelevanttolowandmediumcapacityPlesiochronousDigitalHierarchy(PDH)transmission.Antenna/feedersystemrequirementsarecoveredinEN300833[18].Asthemaximumtransmissionrateinagivenbandwidthdependsonsystemspectralefficiency,differentclassesaredefined:Class1:equipmentbasedonaminimum4-statemodulationscheme(e.g.4-FSK,4-QAM,orequivalent).Class2:equipmentbasedonaminimum16-statemodulationscheme(e.g.16-QAM,orequivalent).SafetyaspectsareoutsidethemandateofETSIandtheyarenotconsideredinthepresentdocument.2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublicationand/oreditionnumberorversionnumber)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.[1]ITU-RRecommendationF.497-6:"Radio-frequencychannelarrangementsforradio-relaysystemsoperatinginthe13GHzfrequencyband".[2]ITU-RRecommendationF.636-3:"Radio-frequencychannelforradio-relaysystemsoperatinginthe15GHzband".[3]ITU-RRecommendationF.595-6:"Radio-frequencychannelarrangementsforradio-relaysystemsoperatinginthe18GHzfrequencyband".SIST EN 301 128 V1.2.1:2003



ETSIETSIEN301128V1.2.1(2001-02)7[4]ETSIETS300019-1-2:"EquipmentEngineering(EE);Environmentalconditionsandenvironmentaltestsfortelecommunicationsequipment;Part1-2:Classificationofenvironmentalconditions;Transportation".[5]ETSIETS300132-1:"EquipmentEngineering(EE);Powersupplyinterfaceattheinputtotelecommunicationsequipment;Part1:Operatedbyalternatingcurrent(ac)derivedfromdirectcurrent(dc)sources".[6]ETSIETS300132-2:"EquipmentEngineering(EE);Powersupplyinterfaceattheinputtotelecommunicationsequipment;Part2:Operatedbydirectcurrent(dc)".[7]ITU-TRecommendationG.703(1988):"Physical/electricalcharacteristicsofhierarchicaldigitalinterfaces".[8]ITU-RRecommendationF.1092-1:"Errorperformanceobjectivesforconstantbitratedigitalpathatorabovetheprimaryratecarriedbydigitalradio-relaysystemswhichmayformpartoftheinternationalportionofa27500kmhypotheticalreferencepath".[9]ITU-RRecommendationF.1189-1:"Errorperformanceobjectivesforconstantbitratedigitalpathsatorabovetheprimaryratecarriedbydigitalradio-relaysystemswhichmayformpartorallofthenationalportionofa27500kmhypotheticalreferencepath".[10]ITU-TRecommendationG.773(1993):"ProtocolsuitesforQ-interfacesformanagementoftransmissionsystems".[11]ITU-TRecommendationG.826(1999):"Errorperformanceparametersandobjectivesforinternational,constantbitratedigitalpathsatorabovetheprimaryrate".[12]ETSIEN300385:"ElectromagneticcompatibilityandRadiospectrumMatters(ERM);ElectroMagneticCompatibility(EMC)standardforfixedradiolinksandancillaryequipment".[13]ITU-RRecommendationF.1101:"Characteristicsofdigitalradio-relaysystemsbelowabout17GHz".[14]ITU-RRecommendationF.1102:"Characteristicsofradio-relaysystemsoperatinginfrequencybandsaboveabout17GHz".[15]CEPT/ERCRecommendationT/R12-02:"Harmonisedradiofrequencychannelarrangementsforanalogueanddigitalterrestrialfixedsystemsoperatingintheband12.75GHzto13.25GHz".[16]CEPT/ERCRecommendationT/R12-07:"Harmonisedradiofrequencychannelarrangementsfordigitalterrestrialfixedsystemsoperatingintheband15.23to15.35GHz".[17]CEPT/ERCRecommendationT/R12-03:"Harmonisedradiofrequencychannelarrangementsfordigitalterrestrialfixedsystemsoperatingintheband17.7GHzto19.7GHz".[18]ETSIEN300833:"FixedRadioSystems;Point-to-pointAntennas;Antennasforpoint-to-pointfixedradiosystemsoperatinginthefrequencyband3GHzto60GHz".[19]ITU-RRecommendationSM.329-7:"Spuriousemissions".[20]ITU-RRecommendationF.1191-1:"Bandwidthsandunwantedemissionsofdigitalradio-relaysystems".[21]ITU-RRecommendationF.758-1:"Considerationsinthedevelopmentofcriteriaforsharingbetweentheterrestrialfixedserviceandotherservices".[22]IEC60154:"Flangesforwaveguides".[23]CEPT/ERCRecommendation74-01:"Spuriousemissions".SIST EN 301 128 V1.2.1:2003



ETSIETSIEN301128V1.2.1(2001-02)83Symbolsandabbreviations3.1SymbolsForthepurposesofthepresentdocument,thefollowingsymbolsapply:dBdecibeldBmdecibelrelativeto1mWGHzGigaHertzkgkilogrammekHzkiloHertzkmkilometreMbit/sMega-bitspersecondMHzMegaHertzppmpartspermillionnsnanosecond3.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:ATPCAutomaticTransmitPowerControlBBERBackgroundBitErrorRateBERBitErrorRateC/ICarriertoInterferenceratioCSChannelSeparationCSminminimumpracticalChannelSeparation(foragivenradio-frequencychannelarrangement)CWContinuousWaveFccut-offFrequencyFSKFrequencyShiftKeyingIFIntermediateFrequencyNFDNetFilterDiscriminationPDHPlesiochronousDigitalHierarchyQAMQuadratureAmplitudeModulationRFRadioFrequencyRSLReceiveSignalLevelTMNTelecommunicationsManagementNetworkTXTransmit4Generalcharacteristics4.1Frequencybandsandchannelarrangements4.1.1ChannelplansThesystemsarerequiredtooperateinthe13GHz,15GHzor18GHzfrequencybands.Thesechannelplansbasedona3,5MHzhomogeneouschannelpatternusingverticalandhorizontalpolarizationsshallbeinaccordancewiththeITU-RRecommendationsF.497-6[1],F.636-3[2],F.595-6[3]andtheCEPT/ERCRecommendationsT/R12-02[15],T/R12-07[16]andT/R12-03[17].AlltheGOchannelsshallbeinonefrequencyhalfbandandalltheRETURNchannelsintheotherhalfband.SIST EN 301 128 V1.2.1:2003



ETSIETSIEN301128V1.2.1(2001-02)94.1.2ChannelSpacing(CS)Forsystemsoperatingondifferentantennasordifferentpolarizationofthesameantenna,onthesameroute.Table1a:Channelspacings:13GHz&15GHzfrequencybandsBitrateMbit/s2Mbit/s2x2Mbit/s8Mbit/s2x8Mbit/s34Mbit/s2x34Mbit/sChannelClass11,75MHz3,5MHz7MHz14MHz28MHz-SpacingClass2-1,75MHz3,5MHz7MHz14MHz28MHzNOTE:nx2Mbit/sandnx8Mbit/sbitratesmaybeusedwhereappropriate.Table1b:Channelspacings:18GHzfrequencybandBitRateMbit/s2x8Mbit/s34Mbit/s2x34Mbit/sChannelClass113,75MHz27,5MHz-SpacingClass2-13,75MHz27,5MHzNOTE:nx2Mbit/sandnx8Mbit/sbitratesmaybeusedwhereappropriate.4.2CompatibilityrequirementsbetweensystemsThereshallbenorequirementtooperatetransmittingequipmentfromonemanufacturerwithreceivingequipmentfromanother.Differentmanufacturerequipmentmaybeusedondifferentpolarizationofoneantennabutthereshallbenorequirementtomultiplexdifferentmanufacturer'sequipmentonthesamepolarizationofthesameantenna.4.3PerformanceandavailabilityrequirementsEquipmentsshallbedesignedinordertomeetnetworkperformanceandavailabilityrequirementsforeseenbyITU-TRecommendationG.826[11],followingthecriteriareportedinITU-RRecommendationsF.1092-1[8]andF.1189-1[9]forinternationalandnationalportionsofthedigitalconnection.TheimplicationofthelinkdesignontheperformanceisrecognizedandthegeneraldesigncriteriareportedinITU-RRecommendationsF.1101[13]andF.1102[14]shallbeapplied.4.4EnvironmentalconditionsBothindoorandpartiallyoutdoorinstallationsareconsidered.Theequipment
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