SIST EN 300 234 V1.3.1:2003

• Abstract:

  Amendment and general alignment of standard to current standards: Propose addition of a new class for Access type equipment.

• Status: Published
• Publication Date: 30-Nov-2003
• ICS: 33.040.20 - Transmission systems
• ICS: 33.060.30 - Radio relay and fixed satellite communications systems
• Technical Committee: SS EIT - Technical Board for the electrotechnical, information technology and telecommunications fields
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 01-Dec-2003
• Due Date: 01-Dec-2003
• Completion Date: 01-Dec-2003
• Ref Project: ETSI EN 300 234 V1.3.1 (2001-02) - Fixed Radio Systems; Point-to-point equipment; High capacity digital radio systems carrying 1 x STM-1 signals and operating in frequency bands with about 30 MHz channel spacing and alternated arrangements

SIST EN 300 234 V1.3.1:2003 is an ETSI European Standard, adopted by SIST, for fixed radio systems and point-to-point equipment. It specifies minimum technical requirements for high capacity digital radio systems carrying 1 x STM-1 signals in frequency bands with about 30 MHz channel spacing and alternated arrangements, so manufacturers, operators and regulators can design, license and assess compatible links.

What does SIST EN 300 234 V1.3.1:2003 specify?

SIST EN 300 234 V1.3.1:2003 defines the technical characteristics of terrestrial fixed-service radio-relay equipment up to 15 GHz, with a focus on RF and baseband behavior. It also shows how the document is organized: clauses 1 to 5 cover scope, references, symbols, general characteristics and system parameters, and Annexes A to D add background, one void annex, regulatory system codes and a bibliography.

Annex	What it covers
Annex A	Additional information on XPD, branching/feeder/antenna requirements, ATPC, RBER, and co-channel and adjacent-channel interference
Annex B	Void
Annex C	System type codes for regulatory procedures
Annex D	Bibliography

The scope includes compatibility between channels from different sources on the same route, but it separates that from transmission-quality requirements. It also notes that antenna/feeders are covered elsewhere, and that test procedures and conditions are handled in EN 301 126-1.

What are the key requirements of SIST EN 300 234 V1.3.1:2003?

SIST EN 300 234 V1.3.1:2003 is mainly about channel plans, spectral purity, receiver performance and link behavior under interference. In practice, it tells a supplier what band plan to follow, how much output power and frequency error are acceptable, and what error performance the radio link must meet.

Channel arrangements and compatibility

Clause 4.1 ties each operating band to a named channel arrangement from ITU-R or CEPT/ERC recommendations. Clause 4.2 says there is no requirement to mix transmitting and receiving equipment from different manufacturers, but there may be a need to combine equipment on the same or different polarization of the same antenna.

That matters for network design because some sites use shared antennas or multi-channel branching systems. The document distinguishes those cases from systems with integral antennas.

Environment, power supply and EMC

Clause 4.4 links the equipment to ETS 300 019 environmental classes, and the manufacturer has to state the class the equipment is designed for. Clause 4.5 sets the power supply interface by reference to ETS 300 132-1 and ETS 300 132-2, and Clause 4.6 points to EN 300 385 or EN 301 489-1 and EN 301 489-4 for electromagnetic compatibility.

For a buyer, this is the practical check that the radio can survive the intended site conditions, use the available supply, and operate in the required EMC environment.

Interfaces, capacity and transmitter limits

Clause 5.1 covers 140 Mbit/s and 155.520 Mbit/s payload rates, and Clause 5.2 defines the baseband interfaces for PDH and SDH. For SDH, the document allows electrical CMI and optical STM-1 interfaces.

Clause 5.3 sets the transmitter limits. The maximum mean output power is capped, output power is grouped into nominal classes, and ATPC, RTPC and RFC are optional features with declared ranges and test conditions. The RF spectrum mask, discrete CW components, spurious emissions and RF tolerance are all controlled here, which is what keeps neighboring channels and nearby systems from being disturbed.

Receiver, BER and diversity performance

Clause 5.4 defines receiver input level range, image rejection, receiver spurious emissions and innermost channel selectivity for the L6 GHz band. Clauses 5.5 and 5.6 then set the link-performance targets without diversity and with diversity, including BER thresholds, residual BER, co-channel and adjacent-channel interference, CW spurious interference, distortion sensitivity and differential delay compensation.

In practice, these are the measurements that show whether the radio link will hold service under realistic loading and interference conditions.

What terms does SIST EN 300 234 V1.3.1:2003 define?

• Automatic Transmit Power Control (ATPC) - An optional feature that adjusts transmitter power automatically, usually to reduce interference or adapt to propagation conditions.
• Remote Transmit Power Control (RTPC) - A feature that lets power be changed remotely, with declared ranges and tolerances.
• Remote Frequency Control (RFC) - A feature for changing the operating frequency remotely, with declared procedures and limits on emissions during the change.
• Residual BER (RBER) - The bit error ratio measured under simulated operating conditions over a defined signal level range, used to judge service quality.
• cross-Polar Discrimination (XPD) - The separation between polarizations, important when adjacent channels share an antenna on different polarizations.
• Synchronous Transport Module, level 1 (STM-1) - The SDH payload rate carried by this equipment class, equal to 155.520 Mbit/s.

Who uses SIST EN 300 234 V1.3.1:2003?

Manufacturers use SIST EN 300 234 V1.3.1:2003 to design the radio, set transmitter and receiver limits, and declare optional features such as ATPC or RFC. Network operators use it for trunk, regional and access network planning, especially where adjacent channels, shared antennas or diversity paths are involved.

Regulators and licensing bodies use it together with Annex C system type codes for regulatory procedures. Test laboratories and conformance teams use it to check spectrum masks, spurious emissions, BER performance and interference behavior.

What changed in SIST EN 300 234 V1.3.1:2003 from the previous edition?

• The RF spectrum mask was modified to take compatibility requirements into account.
• Class5 GradeA and Class5 GradeB were introduced as two grades of system spectral efficiency.
• Unique system type codes were added for regulatory reference in Annex C.
• Additional specification was added for CW spectral lines that exceed the spectrum mask.
• The scope also notes the work as an amendment and general alignment to current standards, with a proposed new class for Access type equipment.

Which standards are used with SIST EN 300 234 V1.3.1:2003?

Reference group	What it contributes
ITU-R and CEPT/ERC channel-arrangement recommendations	The band plans for 4 GHz, 6L GHz, 7 GHz, 8L GHz, 13 GHz and 15 GHz operation
ITU-T G.703, G.707, G.773, G.784, G.826, G.827, G.957	SDH and digital-interface characteristics, management, error performance and availability objectives
ETS 300 019, ETS 300 132-1, ETS 300 132-2	Environmental classes and power-supply interfaces
EN 300 385, EN 301 489-1, EN 301 489-4	EMC requirements for fixed radio links and ancillary equipment
EN 300 833	Antenna radiation patterns, XPD, IPI, connectors and return loss
EN 301 126-1	Conformance testing definitions, general requirements and test procedures
EN 300 635, EN 300 645, EN 301 167, EN 300 417 parts	SDH radio functional blocks and TMN management aspects
CEPT/ERC Recommendation 74-01	External spurious-emission limits
EN 60950 and Directive 1999/5/EC	Safety and regulatory compliance context

What does the SIST EN 300 234 V1.3.1:2003 document contain?

The document contains the system block diagram, channel-arrangement references, transmitter and receiver requirement tables, spectrum masks and emissions limits. It also includes the tables for output power classes, spectrum-analyser settings, internal spurious limits, receiver image rejection, BER thresholds and co-channel or adjacent-channel interference.

Annex A adds practical background, including interference-degradation plots and a recording-time table for RBER-related testing. Annex C provides the system type code table used for regulatory procedures.

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Fixed Radio Systems; Point-to-point equipment; High capacity digital radio systems carrying 1 x STM-1 signals and operating in frequency bands with about 30 MHz channel spacing and alternated arrangements33.060.30Radiorelejni in fiksni satelitski komunikacijski sistemiRadio relay and fixed satellite communications systems33.040.20Prenosni sistemTransmission systemsICS:Ta slovenski standard je istoveten z:EN 300 234 Version 1.3.1SIST EN 300 234 V1.3.1:2003en01-december-2003SIST EN 300 234 V1.3.1:2003SLOVENSKI
STANDARD
ETSIEN300234V1.3.1(2001-02)EuropeanStandard(Telecommunicationsseries)FixedRadioSystems;Point-to-pointequipment;Highcapacitydigitalradiosystemscarrying1xSTM-1signalsandoperatinginfrequencybandswithabout30MHzchannelspacingandalternatedarrangementsSIST EN 300 234 V1.3.1:2003

ETSIETSIEN300234V1.3.1(2001-02)2ReferenceREN/TM-04075Keywordsarchitecture,DRRS,point-to-point,SDH,transmissionETSI650RoutedesLuciolesF-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.©EuropeanTelecommunicationsStandardsInstitute2001.Allrightsreserved.SIST EN 300 234 V1.3.1:2003

ETSIETSIEN300234V1.3.1(2001-02)3ContentsIntellectualPropertyRights.5Foreword.51Scope.62References.73Symbolsandabbreviations.93.1Symbols.93.2Abbreviations.94Generalcharacteristics.104.1Frequencybandsandchannelarrangements.104.1.1Channelarrangements.104.2Compatibilityrequirementsbetweensystems.104.3Performanceandavailabilityrequirements.104.4Environmentalconditions.114.4.1Equipmentwithinweatherprotectedlocations(indoorlocations).114.4.2Equipmentfornon-weatherprotectedlocations(outdoorlocations).114.5Powersupply.114.6Electromagneticcompatibility.114.7Systemblockdiagram.124.8TelecommunicationsManagementNetwork(TMN)interface.124.9Branching/feeder/antennacharacteristics.124.9.1Antennaradiationpatterns.124.9.2Antennacross-PolarDiscrimination(XPD).124.9.3AntennaInter-PortIsolation(IPI).124.9.4Waveguideflanges(orotherconnectors).124.9.5Returnloss.135SystemParameters.135.1Transmissioncapacity.135.2Basebandparameters.135.2.1Plesiochronousinterfaces.135.2.2SDHbasebandinterface.135.3Transmittercharacteristics.135.3.1Transmitterpowerrange.145.3.2Transmitpowerandfrequencycontrol.145.3.2.1AutomaticTransmitPowerControl(ATPC).145.3.2.2RemoteTransmitPowerControl(RTPC).145.3.2.3RemoteFrequencyControl(RFC).155.3.3Transmitteroutputpowertolerance.155.3.4TransmitLocalOscillator(LO)frequencyarrangements.155.3.5RFspectrummask.155.3.6DiscreteCWcomponentsexceedingthespectrummasklimit.215.3.7Spectrallinesatthesymbolrate.215.3.7.1AdditionalCWcomponents.215.3.8Spuriousemissions.225.3.8.1Spuriousemissions-external.235.3.8.2Spuriousemissions-internal.235.3.9Radiofrequencytolerance.235.4Receivercharacteristics.235.4.1Inputlevelrange.235.4.2Receiverimagerejection.245.4.3Spuriousemissions.245.4.3.1Spuriousemissions-external.245.4.3.2Spuriousemissions-internal.245.4.4InnermostchannelreceiverselectivityforL6GHz.25SIST EN 300 234 V1.3.1:2003

ETSIETSIEN300234V1.3.1(2001-02)45.5Systemperformancewithoutdiversity.265.5.1BERasafunctionofReceiverinputSignalLevel(RSL).265.5.2EquipmentResidualBER.265.5.3Interferencesensitivity.265.5.3.1Co-channelinterferencesensitivity.275.5.3.2AdjacentchannelInterference.275.5.3.3CWSpuriousInterference.275.5.4Distortionsensitivity.285.6Systemcharacteristicswithdiversity.285.6.1Differentialdelaycompensation.285.6.2BERperformance.28AnnexA(informative):Additionalinformation.29A.1Cross-PolarDiscrimination(XPD).29A.2Branching/feeder/antennarequirements.29A.2.1Returnloss.29A.2.2Intermodulationproducts.29A.2.3Interportisolation.29A.3AutomaticTransmitPowerControl(ATPC).29A.4RBER.30A.5Co-channelandadjacentchannelinterference.31AnnexB:Void.34AnnexC(normative):Systemtypecodesforregulatoryprocedures.35AnnexD(informative):Bibliography.36History.37SIST EN 300 234 V1.3.1:2003

ETSIETSIEN300234V1.3.1(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).ThepresentdocumentcontainstheminimumtechnicalrequirementstoensurecompatibilityofproductsandconformancewithradioregulationsacrossETSImemberstates.Radioterminalsfromdifferentmanufacturersarenotrequiredtointerworkatradiofrequency(i.e.nocommonairinterface).However,terminalsmaybecombinedwithothermanufacturers'equipmentonaRadioFrequency(RF)branchingnetworkforoperationondifferentpolarizations.Thepresentdocumentdefinestherequirementsofradioterminalandradiorelayequipmentandassociatedinterfaces.Therequirementsformultiplex,networkmanagementandantenna/feederequipmentmaybeaddressedelsewhere.NationaltranspositiondatesDateofadoptionofthisEN:9February2001DateoflatestannouncementofthisEN(doa):31May2001DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):30November2001DateofwithdrawalofanyconflictingNationalStandard(dow):30November2001SIST EN 300 234 V1.3.1:2003

ETSIETSIEN300234V1.3.1(2001-02)61ScopeThepresentdocumentspecifiesparametersforhighcapacitySTM-1digitalradio-relaysystemsdesignedtooperateindefinedbandsupto15GHz.Thechannelspacingbetweenadjacentcross-polarchannelsisgenerallyapproximately30MHz.OperationintheAdjacentChannelalternatedcross-polarmodeisforeseen.Thepresentdocumentspecifiestheminimumperformanceparametersforterrestrialfixedserviceradiocommunicationsequipmentoperatinginthefrequencybandsupto15GHzandcontainsarevisionfromthepreviousversion,intheareaof:• modificationoftheRFspectrummaskstakingintoaccountthecompatibilityrequirements.Recognizingthatinsomegeographicalareasthereisahighdemandforspectrumtwodifferentgradesofsystemhasbeendefined.• Class5GradeA:equipmentspectralefficiencybasedontypically64or128-statesmodulationscheme(e.g.64-QAM,128-QAM,orequivalent)tobedeployed,onparallelroutes,withcross-polaradjacentchannelwithlessstringentadjacentchannelperformance(seetable8)orfortrunkedmulti-channelapplications;• Class5GradeB:equipmentspectralefficiencybasedontypically64or128-statesmodulationscheme(e.g.64-QAM,128-QAM,orequivalent)tobedeployed,onparallelroutes,withcross-polaradjacentchannelwithmorestringentadjacentchannelperformance(seetable9).Theaboveclassesareindicativeonlyanddonotimplyanyconstrainttotheactualmodulationformat,providedthatalltherequirementsinthepresentdocumentaremet.• Introductionofuniquesystemtypecodesforregulatoryreferencetothevarioussystemtypesdetailedinthepresentdocument,refertonewannexC(normative)andrelatedcategoriesofequipmentclassesofspectralefficiency.• AdditionalspecificationforCWspectrallinesexceedingthespectrummask.Theapplicationsofthesedigitalradio-relaysystemsareanticipatedtobeinthetrunk,regionalandaccessnetworks,atdataratesofSynchronousTransportModule,level1(STM-1).Theparameterstobespecifiedfallintotwocategories:a)thosethatarerequiredtoprovidecompatibilitybetweenchannelsfromdifferentsourcesofequipmentonthesamerouteconnectedeithertoseparateantennasorseparatepolarizationsofthesameantenna.Thiscategoryalsoincludesparametersprovidingcompatibilitywiththeexistingradio-relaynetwork;b)parametersdefiningthetransmissionqualityoftheproposedsystem.ThestandardizationdealswithRFandbasebandcharacteristics.Antenna/feedersystemrequirementsarecoveredinEN300833[29].TwopossiblebasebandinterfacesforSDHsystemshavetobeconsidered:oneforSTM-1andanotherfor140Mbit/ssignals.Thepresentdocumentdoesnotcontainaspectsrelatedtotestproceduresandtestconditions,howevertheyaretobefoundinEN301126-1[27].SafetyaspectsareoutsidethemandateofETSIandtheywillnotbeconsideredinthepresentdocument.HowevercompliancetoEN60950[43]willberequiredtocomplywithDirective1999/5/EC[44](R&TTEDirective).TechnicalbackgroundformostoftheparametersandrequirementsreferredinthepresentdocumentmaybefoundinTR101036-1[28].SIST EN 300 234 V1.3.1:2003

ETSIETSIEN300234V1.3.1(2001-02)72ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublicationand/oreditionnumberorversionnumber)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.[1]ITU-RRecommendationF.382-7:"Radio-frequencychannelarrangementsforradio-relaysystemsoperatinginthe2and4GHzbands".[2]ITU-RRecommendationF.635-5:"Radio-frequencychannelarrangementsbasedonahomogeneouspatternforradio-relaysystemsoperatinginthe4GHzband".[3]ITU-RRecommendationF.385-6:"Radio-frequencychannelarrangementsforradio-relaysystemsoperatinginthe7GHzband".[4]ITU-RRecommendationF.383-6:"Radio-frequencychannelarrangementsforhighcapacityradio-relaysystemsoperatinginthelower6GHzband".[5]ITU-RRecommendationF.386-6(AnnexI):"Radio-frequencychannelarrangementsformediumandhighcapacityanalogueordigitalradio-relaysystemsoperatinginthe8GHzband".[6]ITU-RRecommendationF.497-6:"Radio-frequencychannelarrangementsforradio-relaysystemsoperatinginthe13GHzfrequencyband".[7]ITU-RRecommendationF.636-3:"Radio-frequencychannelarrangementsforradio-relaysystemsoperatinginthe15GHzband".[8]CEPT/ERCRecommendation12-08:"Harmonizedradiofrequencychannelarrangementsandblockallocationsforlow,mediumandhighcapacitysystemsintheband3600MHzto4200MHz".[9]CEPT/ERCRecommendation14-01:"Radio-frequencychannelarrangementsforhighcapacityanalogueanddigitalradio-relaysystemsoperatingintheband5925MHzto6425MHz".[10]CEPT/ERCRecommendation12-02:"Harmonizedradiofrequencychannelarrangementsforanalogueanddigitalterrestrialfixedsystemsoperatingintheband12,75GHzto13,25GHz".[11]CEPT/ERCRecommendation12-07:"Harmonizedradiofrequencychannelarrangementsfordigitalterrestrialfixedsystemsoperatingintheband15,23GHzto15,35GHz".[12]ITU-RRecommendationF.750-3:"Architecturesandfunctionalaspectsofradio-relaysystemsforsynchronousdigitalhierarchy(SDH)basednetworks".[13]ITU-RRecommendationF.751-2:"Transmissioncharacteristicsandperformancerequirementsofradio-relaysystemsforSDH-basednetworks".[14]ITU-RRecommendationF.1189-1:"Errorperformanceobjectivesforconstantbitratedigitalpathsatorabovetheprimaryratecarriedbydigitalradio-relaysystemswhichmayformpartorallofthenationalportionofa27500kmhypotheticalreferencepath".[15]ITU-RRecommendationF.1092-1:"Errorperformanceobjectivesforconstantbitratedigitalpathatorabovetheprimaryratecarriedbydigitalradio-relaysystemswhichmayformpartoftheinternationalportionofa27500kmhypotheticalreferencepath".[16]ETSIETS300019(allparts):"EquipmentEngineering(EE);Environmentalconditionsandenvironmentaltestsfortelecommunicationsequipment".SIST EN 300 234 V1.3.1:2003

ETSIETSIEN300234V1.3.1(2001-02)8[17]ETSIETS300132-1:"EquipmentEngineering(EE);Powersupplyinterfaceattheinputtotelecommunicationsequipment;Part1:Operatedbyalternatingcurrent(ac)derivedfromdirectcurrent(dc)sources".[18]ETSIETS300132-2:"EquipmentEngineering(EE);Powersupplyinterfaceattheinputtotelecommunicationsequipment;Part2:Operatedbydirectcurrent(dc)".[19]ITU-TRecommendationG.703(1998):"Physical/electricalcharacteristicsofhierarchicaldigitalinterfaces".[20]ITU-TRecommendationG.707(1996):"Networknodeinterfaceforthesynchronousdigitalhierarchy(SDH)".[21]ITU-TRecommendationG.773(1993):"ProtocolsuitesforQ-interfacesformanagementoftransmissionsystems".[22]ITU-TRecommendationG.784(1999):"Synchronousdigitalhierarchy(SDH)management".[23]ITU-TRecommendationG.826(1999):"Errorperformanceparametersandobjectivesforinternational,constantbitratedigitalpathsatorabovetheprimaryrate".[24]ITU-TRecommendationG.827(2000):"Availabilityparametersandobjectivesforpathelementsofinternationalconstantbit-ratedigitalpathsatorabovetheprimaryrate".[25]ITU-TRecommendationG.957(1999):"Opticalinterfacesforequipmentsandsystemsrelatingtothesynchronousdigitalhierarchy".[26]ETSIEN300385:"ElectromagneticcompatibilityandRadiospectrumMatters(ERM);ElectroMagneticCompatibility(EMC)standardforfixedradiolinksandancillaryequipment".[27]ETSIEN301126-1:"FixedRadioSystems;Conformancetesting;Part1:Point-to-Pointequipment-Definitions,generalrequirementsandtestprocedures".[28]ETSITR101036-1:"FixedRadioSystems;Point-to-pointequipment;Genericwordingsforstandardsondigitalradiosystemscharacteristics;Part1:Generalaspectsandpoint-to-pointequipmentparameters".[29]ETSIEN300833:"FixedRadioSystems;Point-to-pointAntennas;Antennasforpoint-to-pointfixedradiosystemsoperatinginthefrequencyband3GHzto60GHz".[30]ETSIETS300635:"TransmissionandMultiplexing(TM);SynchronousDigitalHierarchy(SDH);RadiospecificfunctionalblocksfortransmissionofMxSTM-N".[31]ETSIEN300645:"TelecommunicationsManagementNetwork(TMN);SynchronousDigitalHierarchy(SDH)radiorelayequipment;InformationmodelforuseonQinterfaces".[32]ETSIEN300417(allparts):"TransmissionandMultiplexing(TM);Genericrequirementsoftransportfunctionalityofequipment".[33]ETSIEN301167:"TransmissionandMultiplexing(TM);ManagementofSynchronousDigitalHierarchy(SDH)transmissionequipment;Faultmanagementandperformancemonitoring;Functionaldescription".[34]CEPT/ERCRecommendation74-01:"Spuriousemissions".[35]ITU-TRecommendationO.151(1992):"Errorperformancemeasuringequipmentoperatingattheprimaryrateandabove".[36]ITU-TRecommendationO.181(1996):"EquipmenttoassesserrorperformanceonSTM-Ninterfaces".[37]IECPublication154-2:"Flangesforwaveguides.Part2:Relevantspecificationsforflangesforordinaryrectangularwaveguides".[38]CEPT/ERCRecommendationT/L04-04:"Harmonizationof140Mbit/sdigitalradiorelaysystemsforoperationbelow10GHzutilizing64QAMatabout30MHzspacing".SIST EN 300 234 V1.3.1:2003

ETSIETSIEN300234V1.3.1(2001-02)9[39]ETSIEN301489-1:"ElectromagneticcompatibilityandRadiospectrumMatters(ERM);ElectroMagneticCompatibility(EMC)standardforradioequipmentandservices;Part1:Commontechnicalrequirements".[40]ETSIEN301489-4:"ElectromagneticcompatibilityandRadiospectrumMatters(ERM)ElectroMagneticCompatibility(EMC)standardforradioequipmentandservices;Part4:Specificconditionsforfixedradiolinksandancillaryequipmentandservices".[41]ETSITR101035(V1.1.2):"TransmissionandMultiplexing(TM);SynchronousDigitalHierarchy(SDH)aspectsregardingDigitalRadioRelaySystems(DRRS)".[42]CouncilDirective89/336/EECof3May1989ontheapproximationofthelawsoftheMemberStatesrelatingtoelectromagneticcompatibility.[43]EN60950:"Safetyofinformationtechnologyequipment".[44]Directive1999/5/ECoftheEuropeanParliamentandoftheCouncilof9March1999onradioequipmentandtelecommunicationsterminalequipmentandthemutualrecognitionoftheirconformity.3Symbolsandabbreviations3.1SymbolsForthepurposesofthepresentdocument,thefollowingsymbolsapply:dBdecibeldBcdecibelrelativetomeancarrierpowerdBmdecibelrelativeto1milliWattGHzGigaHertzkHzkiloHertzMbit/sMega-bitspersecondMHzMegaHertzppmpartspermillion3.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:ATPCAutomaticTransmitPowerControlBBERBackgroundBlockErrorRatioBERBitErrorRatioBWeevaluationBandWidth(resolutionbandwidthinwhichspectrumcomponentsaremeasured)C/ICarriertoInterferenceratioCEPTConférencedesAdministrationsEuropéennesdesPostesetTélécommunicationsCMICodedMarkInversionCsminMinimumpracticalchannelseparation(foragivenradio-frequencychannelarrangement)CWContinuousWaveDCdirectcurrentDRRSDigitalRadioRelaySystemsEMCElectroMagneticCompatibilityESRErroredSecondsRatioERCEuropeanRadiocommunicationsCommitteeIECInternationalElectrotechnicalCommissionIFIntermediateFrequencyIPIInter-PortIsolationITU-RInternationalTelecommunicationUnion-RadiocommunicationsstandardizationsectorITU-TInternationalTelecommunicationUnion-TelecommunicationsstandardizationsectorLOLocalOscillatorSIST EN 300 234 V1.3.1:2003

ETSIETSIEN300234V1.3.1(2001-02)10PDHPlesiochronousDigitalHierarchyPRBSPseudoRandomBinarySequenceQAMQuadratureAmplitudeModulationRFRadioFrequencyRFCRemoteFrequencyControlRBERResidualBERRSLReceiveSignalLevelRTPCRemoteTransmitPowerControlSDHSynchronousDigitalHierarchySOHSectionOverHeadSTM-NSynchronousTransportModule,levelNTMETSITC-TransmissionandMultiplexingTMNTelecommunicationsManagementNetworkXPDcross-PolarDiscrimination4Generalcharacteristics4.1Frequencybandsandchannelarrangements4.1.1ChannelarrangementsTheequipmentshalloperateononeormoreofthechannelsasdefinedbelow.4GHzThechannelplanshallbeinaccordancewithCEPT/ERCRecommendation12-08[8]annexA,Part2orITU-RRecommendationsF.382-7[1]orF.635-5[2].6LGHzThechannelplanshallbeinaccordancewithCEPT/ERCRecommendation14-01[9]orITU-RRecommendationF.383-6[4].7GHzThechannelplanshallbeinaccordancewithITU-RRecommendationF.385-6[3].8LGHzThechannelplanshallbeinaccordancewithITU-RRecommendationF.386-6[5].13GHzThechannelplanshallbeinaccordancewithCEPT/ERCRecommendation12-02[10]orITU-RRecommendationF.497-6[6].15GHzThechannelplanshallbeinaccordancewithCEPT/ERCRecommendation12-07[11]orITU-RRecommendationF.636-3[7].4.2CompatibilityrequirementsbetweensystemsThecompatibilityrequirementsbetweensystemsareasfollows:a)thereshallbenorequirementtooperatetransmittingequipmentfromonemanufacturerwithreceivingequipmentfromanother;b)theremaybearequirementtomultiplexdifferentmanufacturersequipmentonthesamepolarizationofthesameantenna;c)theremaybearequirementtomultiplexdifferentmanufacturersequipmentondifferentpolarizationofthesameantenna.Thiswillnotapplytosystemswithintegralantenna.4.3PerformanceandavailabilityrequirementsEquipmentshallbedesignedinordertomeetnetworkperformanceandavailabilityrequirementsforeseenbyITU-TRecommendationsG.826[23]andG.827[24]followingthecriteriadefinedinITU-RRecommendationsF.1092-1[15]andF.1189-1[14]forinternationalornationalportionofthedigitalpath.SIST EN 300 234 V1.3.1:2003

ETSIETSIEN300234V1.3.1(2001-02)114.4EnvironmentalconditionsTheequipmentshallberequiredtomeettheenvironmentalconditionssetoutinETS300019[16]whichdefinesweatherprotectedandnon-weatherprotectedlocations,classesandtestseverity.Themanufacturershallstatewhichclasstheequipmentisdesignedtowithstand.4.4.1Equipmentwithinweatherprotectedlocations(indoorlocations)EquipmentintendedforoperationwithintemperaturecontrolledlocationsorpartiallytemperaturecontrolledlocationsshallmeettherequirementsofETS300019[16]classes3.1and3.2respectively.Optionally,themorestringentrequirementsofETS300019[16]classes3.3(non-temperaturecontrolledlocations),3.4(siteswithheattrap)and3.5(shelteredlocations)maybeapplied.4.4.2Equipmentfornon-weatherprotectedlocations(outdoorlocations)Equipmentintendedforoperationwithinnon-weatherprotectedlocationsshallmeettherequirementsofETS300019[16],class4.1or4.1E.Class4.1appliestomanyEuropeancountriesandclass4.1EappliestoallEuropeancountries.4.5PowersupplyThepowersupplyinterfaceshallbeinaccordancewiththecharacteristicsofoneormoreofthesecondaryvoltagesforeseeninETS300132-1[17]andETS300132-2[18].NOTE:SomeapplicationsmayrequiresecondaryvoltagesthatarenotcoveredbyETS300132-1[17]andETS300132-2[18].ForDCsystems,thepositivepoleofthevoltagesupplywillbeearthedatthesource.4.6ElectromagneticcompatibilityEquipmentshalloperateundertheconditionsspecifiedinEN300385[26]orinrelevantpartsofthemultipartstandardEN301489-1[39]andEN301489-4[40].SIST EN 300 234 V1.3.1:2003

ETSIETSIEN300234V1.3.1(2001-02)124.7SystemblockdiagramTRANSMITRFFILTERRECEIVERFFILTERRECEIVERFFILTERDEMODULATORDEMODULATORMODULATORTRANSMITTERRECEIVERRECEIVERBRANCHING(Note1)BRANCHING(Note1)BRANCHING(Note1)FEEDERFEEDERFEEDERDIVERSITYRECEIVERPATHMAINRECEIVERPATHZ'E'A'B'C'D'EDADBDCDDD(Note2)(Note2)ZEABCDNOTE1:Forthepurposeofdefiningthemeasurementpoints,thebranchingnetworkdoesnotincludeahybrid.NOTE2:ConnectionatRF,IForbaseband.NOTE3:Thepointsshownabovearereferencepointsonly;pointsCandC',DandD'ingeneralcoincide.NOTE4:PointsBandC,B'andC'maycoincidewhensimpleduplexerisused.Figure1:Systemblockdiagram4.8TelecommunicationsManagementNetwork(TMN)interfaceForSDHequipmentthegeneralrequirementsforTMNinterfaceandfunctionalityaregivenby:• EN300417-1-1[32],EN300417-2-1[32],EN300417-3-1[32],EN300417-4-1[32],EN300417-5-1[32],EN300417-6-1[32],EN301167[33],ETS300635[30]andEN300645[31],ITU-TRecommendationsG.784[22]andG.773[21],ITU-RRecommendationsF.750-3[12]andF.751-2[13].NOTE:ThestandardizationofTMNinterfacefunctionalityisunderstudyinETSITMNandwillbeapplicabletotheradiorelaysystemsconsideredinthepresentdocument.4.9Branching/feeder/antennacharacteristics4.9.1AntennaradiationpatternsSeeEN300833[29].4.9.2Antennacross-PolarDiscrimination(XPD)SeeEN300833[29].4.9.3AntennaInter-PortIs
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