SIST EN 301 459:2001

• Abstract:

  This Harmonized EN for two-way communications in the Ka-bands specifies the essential requirements due to the R&TTE Directive for Satellite Terminals (ST) operating as part of a satellite network. These terminals operate in the frequency band allocated to the Fixed Satellite Service (FSS) an a primary basis.

• Status: Published
• Publication Date: 31-Aug-2001
• ICS: 33.060.30 - Radio relay and fixed satellite communications systems
• Technical Committee: RES - Radio equipment and systems
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 01-Sep-2001
• Due Date: 01-Sep-2001
• Completion Date: 01-Sep-2001
• Directive: 1999/5/EC - Directive 1999/5/EC of the European Parliament and of the Council of 9 March 1999 on radio equipment and telecommunications terminal equipment and the mutual recognition of their conformity
• Directive:

  ---

  2005-01-1864 - Pravilnik o radijskih frekvencah, ki se smejo uporabljati brez odločbe o dodelitvi radijskih frekvenc
• Mandate: M/284
• Ref Project: ETSI EN 301 459 V1.2.1 (2000-10) - Satellite Earth Stations and Systems (SES); Harmonized EN for Satellite Interactive Terminals (SIT) and Satellite User Terminals (SUT) transmitting towards satellites in geostationary orbit in the 29,5 to 30,0 GHz frequency bands covering essential requirements under article 3.2 of the R&TTE Directive

• Official Journal Project Relation: SIST EN 301 459 V1.3.1:2006 - Satellite Earth Stations and Systems (SES); Harmonized EN for Satellite Interactive Terminals (SIT) and Satellite User Terminals (SUT) transmitting towards satellites in geostationary orbit in the 29,5 GHz to 30,0 GHz frequency bands covering essential requirements under article 3.2 of the R&TTE Directive
• Effective Date: 01-Dec-2009

Overview

SIST EN 301 459:2001 specifies harmonized standards for Satellite Interactive Terminals (SIT) and Satellite User Terminals (SUT) transmitting in the 29.5 to 30.0 GHz (Ka-band) frequency bands towards geostationary satellites. Developed under the mandates of the R&TTE Directive (Article 3.2), this standard outlines the essential requirements for two-way satellite communication terminals operating as part of a Fixed Satellite Service (FSS) network. The intention is to ensure effective spectrum use, prevent harmful interference, and support interoperability across satellite communication systems in the European Union.

Key Topics

• Frequency Bands and Application:

  • Defines operation in the Ka-band (29.5 - 30.0 GHz) for uplink transmissions.
  • Applies to SIT and SUT types of Satellite Terminals, collectively referred to as ST.
  • Ensures compatibility with geostationary satellites spaced as closely as 2°.

• Essential Requirements per R&TTE Directive:

  • Addresses radio spectrum allocation and interference prevention, meeting Article 3.2 compliance for radio equipment.
  • Sets out technical parameters to protect both satellite and terrestrial services from interference.

• Technical Specifications:

  • Specifies off-axis and on-axis spurious emission limits to ensure signal containment within designated bandwidths.
  • Covers emission limits in transmission-disabled, carrier-on, and carrier-off states.
  • Includes conformance tests and environmental profiles for operational conditions.

• Antenna and Equipment Constraints:

  • Limits antenna size (maximum diameter 1.8m or equivalent aperture).
  • Specifies requirements for both outdoor (antenna, upconverter, LNB) and indoor (modem, control logic) units, including inter-unit cabling.

Applications

Who Should Use This Standard?

• Satellite Terminal Manufacturers: Ensures terminals intended for bi-directional communications via geostationary satellites in the Ka-band comply with European regulatory and technical standards.
• Satellite Network Operators: Supports integration and control of large fleets of SITs and SUTs, ensuring collective compliance across networks.
• System Integrators and Installers: Provides a solid foundation for selecting, testing, and deploying compliant satellite terminals for consumer, enterprise, or private network uses.

Practical Value

• Regulatory Compliance: Demonstrates conformity with essential EU requirements, facilitating market access and minimizing the risk of legal or interference issues.
• Interference Prevention: Protects adjacent spectrum users and co-located satellite systems through strict emission and operational controls.
• Future-Proofing: Harmonized definitions and modular structure allow easy adaptation to new network requirements or spectrum allocations.

Typical Deployments

• Broadband Internet via Satellite: Satisfies the requirements for terminals in fixed satellite broadband services.
• Enterprise Networks: Used in private VSAT and managed service provider networks requiring reliable, standards-based satellite uplinks.
• Broadcast Auxiliary Services: Supports digital broadcast and interactive applications where terminal integrity and spectrum discipline are critical.

Related Standards

For implementation and cross-reference, consider the following standards:

• EN 301 358: Satellite User Terminals (SUT) for geostationary orbit, covering 19.7 - 20.2 GHz (downlink) and 29.5 - 30 GHz (uplink).
• EN 301 359: Satellite Interactive Terminals (SIT) for geostationary orbit, covering 11 - 12 GHz (downlink) and 29.5 - 30 GHz (uplink).
• EN 300 421: Framing, channel coding, and modulation for 11/12 GHz satellite services (DVB standard).
• Directive 1999/5/EC (R&TTE Directive): The principal regulation governing radio equipment and telecommunications terminal equipment within the EU.

By adhering to SIST EN 301 459:2001, stakeholders in the satellite communications industry ensure robust technical performance, regulatory acceptance, and reliable service delivery for Ka-band satellite networks.

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Satellite Earth Stations and Systems (SES); Harmonized EN for Satellite Interactive Terminals (SIT) and Satellite User Terminals (SUT) transmitting towards satellites in geostationary orbit in the 29,5 to 30,0 GHz frequency bands covering essential requirements under article 3.2 of the R&TTE Directive33.060.30Radiorelejni in fiksni satelitski komunikacijski sistemiRadio relay and fixed satellite communications systemsICS:Ta slovenski standard je istoveten z:EN 301 459 Version 1.2.136IST EN 301 459:2001en01-MXOLM-20013SIST EN 301 459:2001SLOVENSKI
STANDARD
ETSIEN301459V1.2.1(2000-10)CandidateHarmonizedEuropeanStandard(Telecommunicationsseries)SatelliteEarthStationsandSystems(SES);HarmonizedENforSatelliteInteractiveTerminals(SIT)andSatelliteUserTerminals(SUT)transmittingtowardssatellitesingeostationaryorbitinthe29,5to30,0GHzfrequencybandscoveringessentialrequirementsunderarticle3.2oftheR&TTEDirectiveSIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)2ReferenceDEN/SES-00044-46KeywordsFSS,earthstation,satelliteETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:[phone]Fax:[phone]SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:http://www.etsi.orgThepresentdocumentmaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableathttp://www.etsi.org/tb/status/Ifyoufinderrorsinthepresentdocument,sendyourcommentto:[e-mail]opartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2000.Allrightsreserved.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)3ContentsIntellectualPropertyRights.6Foreword.6Introduction.71Scope.92References.103Definitions,symbolsandabbreviations.103.1Definitions.103.2Abbreviations.124Technicalrequirementsspecifications.124.1Environmentalprofile.124.2Conformancerequirements.134.2.1General.134.2.2Off-axisspuriousradiation.134.2.2.1Purpose.134.2.2.2Specification.134.2.2.3Conformancetests.144.2.3On-axisspuriousradiation.144.2.3.1Purpose.144.2.3.2Specification.144.2.3.2.1"Carrier-on"state.144.2.3.2.2"Carrier-off"and"Transmissiondisabled"state.154.2.3.3Conformancetests.154.2.4Off-axisEIRPemissiondensitywithintheband.154.2.4.1Purpose.154.2.4.2Specification.154.2.4.3Conformancetests.174.2.5Carriersuppression.174.2.5.1Purpose.174.2.5.2Specification.174.2.5.3Conformancetests.174.2.6Antennapointingaccuracy.174.2.6.1Purpose.174.2.6.2Specification.174.2.6.3Conformancetests.184.2.7ControlandMonitoringFunctions(CMF).184.2.7.1General.184.2.7.2Processormonitoring.194.2.7.2.1Purpose.194.2.7.2.2Specification.194.2.7.2.3Conformancetests.204.2.7.3Transmitsubsystemmonitoring.204.2.7.3.1Purpose.204.2.7.3.2Specification.204.2.7.3.3Conformancetests.204.2.7.4Power-on/Reset.204.2.7.4.1Purpose.204.2.7.4.2Specification.204.2.7.4.3Conformancetests.204.2.7.5ControlChannel(CC)reception.204.2.7.5.1Purpose.204.2.7.5.2Specification.204.2.7.5.3Conformancetests.214.2.7.6Networkcontrolcommands.21SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)44.2.7.6.1Purpose.214.2.7.6.2Specification.214.2.7.6.3Conformancetest.214.2.7.7Initialbursttransmission.214.2.7.7.1Purpose.214.2.7.7.2Specification.214.2.7.7.3Conformancetests.215Testingforcompliancewithtechnicalrequirements.225.1Environmentalconditionsfortesting.225.2Essentialradiotestsuites.226Testmethod.226.1General.226.2Off-axisspuriousradiation.236.2.1Testmethod.236.2.1.1Upto1000MHz.236.2.1.1.1Testsite.236.2.1.1.2Measuringreceivers.246.2.1.1.3Procedure.246.2.1.2Above1000MHz.246.2.1.2.1Identificationofthesignificantfrequenciesofspuriousradiation.246.2.1.2.1.1Testsite.246.2.1.2.1.2Procedure.246.2.1.2.2Measurementofradiatedpowerlevelsofidentifiedspuriousradiation.256.2.1.2.2.1Testsite.256.2.1.2.2.2Procedure.256.2.1.2.3Measurementofconductedspuriousradiationattheantennaflange.266.2.1.2.3.1Testsite.266.2.1.2.3.2Procedure.266.3On-axisspuriousradiation.276.3.1Testmethod.276.3.1.1Testsite.276.3.1.2Methodofmeasurement.276.3.1.2.1General.276.3.1.2.2Methodofmeasurementattheantennaflange.276.3.1.2.3MethodofmeasurementforanEUTwithantenna.286.4Off-axisEIRPemissiondensitywithintheband.296.4.1Testmethod.296.4.1.1Transmitoutputpowerdensity.296.4.1.1.1General.296.4.1.1.2Testsite.296.4.1.1.3Methodofmeasurement.306.4.1.2Antennatransmitgain.316.4.1.2.1General.316.4.1.2.2Testsite.316.4.1.2.3Methodofmeasurement.316.4.1.3Antennatransmitradiationpatterns.326.4.1.3.1General.326.4.1.3.2Testsite.326.4.1.3.3Testarrangement.326.4.1.3.4Co-polarradiationpattern-azimuth.326.4.1.3.5Co-polarradiationpattern-elevation.336.4.1.3.6Cross-polarradiationpattern-azimuth.346.4.1.3.7Cross-polarradiationpattern-elevation.346.4.2Computationofresults.356.5Carriersuppression.356.6AntennapointingforSTs.356.7STControlandMonitoringFunctions(CMF).366.7.1Testarrangement.366.7.2Processormonitoring-Testmethod.376.7.3Transmitsubsystemmonitoring-Testmethod.37SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)56.7.4Power-on/Reset-Testmethod.386.7.5ControlChannel(CC)reception-Testmethod.386.7.6NetworkControlcommands-Testmethod.396.7.7Initialbursttransmission-Testmethod.40AnnexA(normative):TheENRequirementsTable(EN-RT).42AnnexB(informative):Pointingstabilitymethodology.43Bibliography.44History.45SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)6IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.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.ForewordThisCandidateHarmonizedEuropeanStandard(Telecommunicationsseries)hasbeenproducedbyETSITechnicalCommitteeSatelliteEarthStationsandSystems(SES).ThepresentdocumenthasbeenproducedbyETSIinresponsetoamandatefromtheEuropeanCommissionissuedunderCouncilDirective98/34/EC[1](asamended)layingdownaprocedurefortheprovisionofinformationinthefieldoftechnicalstandardsandregulations.ThepresentdocumentisintendedtobecomeaHarmonizedStandard,thereferenceofwhichwillbepublishedintheOfficialJournaloftheEuropeanCommunitiesreferencingtheDirective1999/5/EC[2]oftheEuropeanParliamentandoftheCouncilof9March1999onradioequipmentandtelecommunicationsterminalequipmentandthemutualrecognitionoftheirconformity("theR&TTEDirective")[2].TechnicalspecificationsrelevanttoDirective1999/5/ECaregiveninannexA.NationaltranspositiondatesDateofadoptionofthisEN:13October2000DateoflatestannouncementofthisEN(doa):31January2001DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31July2001DateofwithdrawalofanyconflictingNationalStandard(dow):31July2001SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)7IntroductionETSIhasdesignedamodularstructureforthestandards.Eachstandardisamoduleinthestructure.Themodularstructureisshowninfigure1.NewstandardforHealthforradio(ifneeded)Useofspectrum*IfneededScopedbyequipmentclassortypeScopedbyfrequencyand/orequipmenttypeDisability*Privacy*Fraud*Noharmtothenetwork*Emergency*Inter-workingviathenetwork*Inter-workingwiththenetworkNon-radioRadio(RE)Non-TTETTE3.1b3.23.3c3.3b3.3a3.3d3.3e3.3fRadioProductEMCExistingEMCstandardstobereplacedbyanewsinglemulti-partstandardGenericandbasestandardsalsonotifiedunderEMCDirectiveStandardsalsonotifiedunderLVDDirective(inclacousticsafetyifneeded)3.1aNewradioharmonizedstandardsSpectrumEMCSafetyFigure1:ModularstructureforthevariousstandardsusedundertheR&TTEDirectiveThelefthandedgeofthefigureshowsthedifferentsubclausesofArticle3oftheDirective.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)8Forarticle3.3varioushorizontalboxesareshown.TheirdottedlinesindicatethatnoessentialrequirementsintheseareashaveyetbeenadoptedbytheCommission.Ifsuchessentialrequirementsareadopted,theywillbeelaboratedinindividualstandardswhosescopeislikelytobespecifiedbyfunctionorinterfacetype.Theverticalboxesshowthestandardsunderarticle3.2fortheuseoftheradiospectrum.Thescopesofthesestandardsarespecifiedeitherbyfrequency(normallyinthecasewherefrequencybandsareharmonized)orbyradioequipmenttype.Forarticle3.1(b),thediagramshowsthenewsinglemulti-partproductEMCstandardforradio,andtheexistingcollectionofgenericandbasestandardscurrentlyusedundertheEMCDirective.Thepartsofthisnewstandardwillbecomeavailableinthesecondhalfof2000,andtheexistingseparateEMCstandardswillbeuseduntilitisavailable.Forarticle3.1(a)thediagramshowstheexistingsafetystandardscurrentlyusedundertheLVDDirectiveandthepossibilityofanewstandardonhealthrelatingtoradioemissionsThebottomofthefigureshowstherelationshipofthestandardstoradioequipmentandtelecommunicationsterminalequipment.Aparticularequipmentmayberadioequipment,telecommunicationsterminalequipmentorboth.Themodularapproachhasbeentakenbecause:-itminimizesthenumberofstandardsneeded.Becauseequipmentmayhavemultipleinterfacesandfunctionsitisnotpracticabletoproduceasinglestandardforeachpossiblecombinationoffunctionsthatmayoccurinanequipment.-itprovidesscopeforstandardstobeadded-underarticle3.2whennewfrequencybandsareagreedor-underarticle3.3shouldtheCommissiontakethenecessarydecisions,withoutrequiringalterationofstandardsthatarealreadypublished.ThepresentdocumentisbasedonEN301358[4]andEN301359[5].ThepresentdocumentappliestoSatelliteInteractiveTerminals(SIT)andSatelliteUserTerminals(SUT)eitherforindividualorcollectiveuse.Thepresentdocumentdealswiththespecificationdefinedtoprotectotherusersofthefrequencyspectrum,bothsatelliteandterrestrial,fromharmfulinterference.Thedeterminationoftheparametersoftheuserearthstationsusingagivengeo-stationarysatellitefortheprotectionofthespectrumallocatedtothatsatellite,isconsideredtobeundertheresponsibilityofthesatelliteoperatororthesatellitenetworkoperators.Therequirementshavebeenselectedtoensureanadequatelevelofcompatibilitywithotherradioservices.Thelevels,however,donotcoverextremecaseswhichmayoccurinanylocationbutwithalowprobabilityofoccurrence.Thepresentdocumentmaynotcoverthosecaseswhereapotentialsourceofinterferencewhichisproducingindividuallyrepeatedtransientphenomenaoracontinuousphenomenaispresent,e.g.aradarorbroadcastsiteinthenearvicinity.Insuchacaseitmaybenecessarytousespecialprotectionappliedtothesourceofinterference,ortheinterferedpartorboth.Thepresentdocumentdoesnotcontainanyrequirement,recommendationorinformationabouttheinstallationofSITsandSUTs.Typically,incaseofSITs,thereceivedsignalwillbeadigitallymodulatedsignalasdefinedinEN300421[6].SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)91ScopeThepresentdocumentappliestoSatelliteInteractiveTerminals(SIT)andSatelliteUserTerminals(SUT)operatingaspartofabi-directionalsatellitenetwork.SatelliteTerminal(ST)isusedinthepresentdocumentasagenericnamethatrefersequallytoaSITand/oraSUT.InsuchanetworkaNetworkControlFacility(NCF)isresponsibleforthemonitoringandcontrolofthetransmitfunctionsoftheSTs.TheseSTshavethefollowingcharacteristics:-inthecaseofSITsreceptionisintheFixedSatelliteService(FSS)frequencyrangesfrom10,70GHzto11,70GHzandfrom12,50GHzto12,75GHzaswellastheBroadcastSatelliteService(BSS)frequencyrangefrom11,70GHzto12,50GHz;-inthecaseofSUTsreceptionisintheFixedSatelliteService(FSS)frequencyrangesfrom19,70GHzto20,20GHzandfrom17,70GHzto19,70GHzaswellastheBroadcastSatelliteService(BSS)frequencyrangefrom21,40GHzto22,00GHz;-inallcasesSTtransmissionisinthefrequencybandallocatedtoFSSonaprimarybasisfrom29,5GHzto30,0GHz;-STstransmitthroughgeostationarysatelliteswithspacingdownto2°awayfromanyothergeostationarysatelliteoperatinginthesamefrequencybandandcoveringthesamearea;-linearorcircularpolarizationisusedfortransmissionorreception;-thereceivedsignalsmaybeanalogueand/ordigital;-thetransmittedsignalsarealwaysofdigitalnature;-theSTantennadiameterdoesnotexceed1,8m,orequivalentcorrespondingaperture;-theSTisdesignedforunattendedoperations.Theequipmentconsideredinthepresentdocumentcomprisesboththeoutdoorunit,usuallycomposedoftheantennasubsystemandassociatedupconverter,poweramplifierandLowNoiseBlock(LNB)downconverter,andtheindoorunit,usuallycomposedofreceiveandtransmitlogicaswellasthemodulator,includingcablesbetweenthesetwounits.ThepresentdocumentappliestotheSTwithitsancillaryequipmentanditsvariousportsandwhenoperatedwithintheboundarylimitsofalltheoperationalenvironmentalprofiledeclaredbythemanufacturerandwheninstalledasrequiredbythemanufacturerbydeclarationorintheuserdocumentation.Allpartsoftheindoorunitrelatedtoreception,processingandpresentationofthereceivedinformationexceptthecontrolchannelarenotwithinthescopeofthepresentdocument.Thesyntaxofthecontrolchannelmessagesisoutsidethescopeofthepresentdocument.ThepresentdocumentisintendedtocovertheprovisionsofDirective1999/5/EC(R&TTEDirective)[2]Article3.2,whichstatesthat"….radioequipmentshallbesoconstructedthatiteffectivelyusesthespectrumallocatedtoterrestrial/spaceradiocommunicationsandorbitalresourcessoastoavoidharmfulinterference".Inadditiontothepresentdocument,otherENsthatspecifytechnicalrequirementsinrespectofessentialrequirementsunderotherpartsofArticle3oftheR&TTEDirective[1]mayapplytoequipmentwithinthescopeofthepresentdocument.NOTE:AlistofsuchENsisincludedonthewebsitehttp://www.newapproach.org/.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)102ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.• Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.[1]Directive98/34/ECoftheEuropeanParliamentandoftheCouncilof22June1998layingdownaprocedurefortheprovisionofinformationinthefieldoftechnicalstandardsandregulations.[2]Directive1999/5/ECoftheEuropeanParliamentandoftheCouncilof9March1999onradioequipmentandtelecommunicationsterminalequipmentandthemutualrecognitionoftheirconformity(R&TTEDirective).[3]CISPRNo16-1:"Specificationforradiodisturbanceandimmunitymeasuringapparatusandmethods-Part1:Radiodisturbanceandimmunitymeasuringapparatus".[4]ETSIEN301358:"SatelliteEarthStationsandSystems(SES);SatelliteUserTerminals(SUT)usingsatellitesingeostationaryorbitoperatinginthe19,7GHzto20,2GHz(space-to-earth)and29,5GHzto30GHz(earth-to-space)frequencybands".[5]ETSIEN301359:"SatelliteEarthStationsandSystems(SES);SatelliteInteractiveTerminals(SIT)usingsatellitesingeostationaryorbitoperatinginthe11GHzto12GHz(space-to-earth)and29,5GHzto30,0GHz(earth-to-space)frequencybands".[6]ETSIEN300421:"DigitalVideoBroadcasting(DVB);Framingstructure,channelcodingandmodulationfor11/12GHzsatelliteservices".3Definitions,symbolsandabbreviations3.1DefinitionsForthepurposeofthepresentdocument,thetermsanddefinitionsgivenintheR&TTEDirective[1],andthefollowingapply:ancillaryequipment:equipmentusedinconnectionwithaSTisconsideredasancillaryifthethreefollowingconditionsaremeet:a)theequipmentisintendedforuseinconjunctionwiththeSTtoprovideadditionaloperationaland/orcontrolfeatures;andb)theequipmentcannotbeusedonastandalonebasis,toprovideuserfunctionsindependentlyoftheST;andc)theabsenceoftheequipmentdoesnotinhibittheoperationoftheSTcarrier-offstate:STisinthisstatewhenitisauthorizedbytheNetworkControlFacility(NCF)totransmit,butwhenitdoesnottransmitanysignalNOTE1:Theexistenceofacarrier-offstatedependsonthesystemoftransmissionused.ForSTsdesignedforcontinuoustransmissionmodetheremaybenocarrier-offstate.carrier-onstate:STisinthisstatewhenitisauthorizedbytheNCFtotransmitandwhenittransmitsasignalinacontinuousornon-continuousmodeSIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)11ControlChannel(CC):channelorchannelsbywhichSTsreceivecontrolinformationfromtheNCFfortheirnetwork.TypicallytheCC(s)is/arecarriedviathesameorcollocatedsatelliteasusedfortransmissionofuserdataandwithintheinternalprotocolstructureofthebroadcastsystemEIRPmax:maximumEIRPcapabilityoftheSTasdeclaredbythemanufacturerEIRPnom:eitheri.whenuplinkpowercontrolisnotimplementedEIRPmax;ii.or,whenuplinkpowercontrolisimplemented,themaximumrequiredEIRPoftheSTunderclearskyconditionasdeclaredbythemanufacturerEnvironmentalprofile:rangeofenvironmentalconditionsunderwhichequipmentwithinthescopeofthepresentdocumentisrequiredtocomplywiththeprovisionsofthepresentdocumentindoorunit:itiscomposedofthatpartoftheSTwhichisnotpartoftheoutdoorunit.Itisgenerallyinstalledinsideabuildingandisconnectedtotheoutdoorunitintegralantenna:antennawhichmaynotberemovedduringthetestsaccordingtothemanufacturer'sstatementmanufacturer:manufacturer,hisauthorizedrepresentativewithintheCommunityorthepersonresponsibleforplacingtheapparatusonthemarketnominatedbandwidth:bandwidthoftheSTradiofrequencytransmissionisnominatedbythemanufacturer.Thenominatedbandwidthdoesnotexceed5timestheoccupiedbandwidth.NOTE2:Thenominatedbandwidthiswideenoughtoencompassallspectralelementsofthetransmissionwhichhavealevelgreaterthanthespecifiedspuriousradiationlimits.Thenominatedbandwidthiswideenoughtotakeaccountofthetransmitcarrierfrequencystability.Thisdefinitionischosentoallowflexibilityregardingadjacentchannelinterferencelevelswhichwillbetakenintoaccountbyoperationalproceduresdependingontheexacttranspondercarrierassignmentsituation.occupiedbandwidth:widthofthesignalspectrum10dBbelowthemaximuminbanddensityoutdoorunit:thosepartsoftheSTintendedtobeinstalledoutdoor,asdeclaredbythemanufacturer,orasindicatedintheuserdocumentation.Theoutdoorunitusuallycomprisesofthreemainparts:a)theantennasub-systemwhichconvertstheincidentradiationfieldintoaguidedwaveandviceversa;b)theLowNoiseBlock(LNB)downconverter,whichisadevicethatamplifies,withverylowinternalnoise,thereceivedsignalsintheRadioFrequency(RF)bandandconvertsthemtoIntermediateFrequencies(IF);c)theupconverterandthepoweramplifierwhichconvertfromtheIFtoRFandamplifythelowlevelRFsignalsfortransmissionthroughtheantennasubsystem.NOTE3:Theinstallationequipmentisoutsidethescopeofthepresentdocument.However,theantennastructuresandothercomponentsdirectlymountedontheantennaandforminganintegralpartofit,aresubjecttothespecificationsofthepresentdocument.port:particularinterfaceofthespecifiedapparatuswiththeexternalelectromagneticenvironment(figure2)APPARATUSSignal/controlportEarthportMainspowerportDCpowerportEnclosureportAntennaPortEarthportTelecomPortFigure2:ExamplesofportsSIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)12removableantenna:antennawhichmayberemovedduringthetestsaccordingtothemanufacturer'sstatementSatelliteTerminal(ST):throughoutthepresentdocumenteitheraSIToraSUTspuriousradiation:anyradiationoutsidethenominatedbandwidthtransmissiondisabledstate:STisinthisstatewhenitisnotauthorizedbytheNCFtotransmit3.2AbbreviationsForthepurposeofthepresentdocument,thefollowingabbreviationsapply:BSSBroadcastSatelliteServiceCCControlChannelCCFControlChannelReceptionFailureCCRControlChannelcorrectlyReceivedCISPRComitéInternationalSpécialdesPerturbationsRadioélectriques(InternationalSpecialCommitteeonRadioInterference)CMFControlandMonitoringFunctionsCDMACodeDivisionMultipleAccessEIRPEquivalentIsotropicallyRadiatedPowerEUTEquipmentUnderTestFECForwardErrorCorrectionFSSFixedSatelliteServiceIFIntermediateFrequenciesLNBLowNoiseBlockdownconverterLOLocalOscillatorNCFNetworkControlFacilityRFRadioFrequencyR&TTERadioandTelecommunicationsTerminalEquipmentSITSatelliteInteractiveTerminalSMFSystemMonitoringFailSMPSystemMonitoringPassSTSatelliteTerminalSTESpecialTestEquipmentSUTSatelliteUserTerminalTDMATimeDivisionMultipleAccessTxDTransmissionDisablecommandTxETransmissionEnablecommand4Technicalrequirementsspecifications4.1EnvironmentalprofileThetechnicalrequirementsofthepresentdocumentapplyundertheenvironmentalprofileforoperationoftheequipment,whichshallbedeclaredbythemanufacturer.Theequipmentshallcomplywithallthetechnicalrequirementsofthepresentdocumentatalltimeswhenoperatingwithintheboundarylimitsofthedeclaredoperationalenvironmentalprofile.Theenvironmentalprofileforoperationoftheequipmentshallincludetherangesofhumidity,temperatureandsupplyvoltage.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)134.2Conformancerequirements4.2.1GeneralUnderoperationalconditionsaSTmaydynamicallychangetheoccupiedbandwidthofthetransmittedsignal.ForeachoccupiedbandwidthanEIRPmax,anEIRPnomandanominatedbandwidthshallbedeclaredbythemanufacturer.ThefollowingspecificationsapplytotheSTforeachoccupiedbandwidth.4.2.2Off-axisspuriousradiation4.2.2.1PurposeTolimitthelevelofinterferencetoterrestrialandsatelliteradioservices.4.2.2.2SpecificationThefollowingspecificationsapplytotheSTtransmittingatEIRPvaluesuptoandincludingEIRPmax.1)TheSTshallnotexceedthelimitsforradiatedinterferencefieldstrengthoverthefrequencyrangefrom30MHzto1000MHzspecifiedintable1.Table1:Limitsofradiatedfieldstrengthatatestdistanceof10mina120kHzbandwidthFrequencyrangeMHzQuasi-peaklimits(dBµV/m)30MHzto230MHz30230MHzto1000MHz37Thelowerlimitsshallapplyatthetransitionfrequency.2)WhentheSTisinthe"Transmissiondisabled"state,theoff-axisspuriousradiationfromtheST,inany100kHzband,shallnotexceedthelimitsintable2,foralloff-axisanglesgreaterthan7°.Table2:Limitsofspuriousradiation-"Transmissiondisabled"stateFrequencybandEIRPlimit(dBpW)1,0GHzto2,0GHz422,0GHzto10,7GHz4810,7GHzto21,2GHz5421,2GHzto40GHz60Thelowerlimitsshallapplyatthetransitionfrequency.3)Thisspecificationappliesoutsidethenominatedbandwidth.Forboththe"Carrier-on"and"Carrier-off"states,theoff-axisspuriousradiationinany100kHzbandfromtheST,shallnotexceedthelimitsintable3,foralloff-axisanglesgreaterthan7°.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)14Table3:LimitsofspuriousradiationFrequencybandEIRPlimit(dBpW)1,0GHzto2,0GHz432,0GHzto3,4GHz493,4GHzto10,7GHz5510,7GHzto21,2GHz6121,2GHzto29,350GHz6729,35GHzto29,5GHz75(note1)30,00GHzto30,15GHz75(note1)30,15GHzto40GHz67NOTE1:Thislimitmaybeexceededinafrequencybandwhichshallnotexceed50MHz,centredonthecarrierfrequency,providedthattheon-axisEIRPdensitymeasuredin100kHzatthefrequencyoftheconsideredspuriousis50dBbelowthemaximumon-axisEIRPdensityofthesignalmeasuredin100kHz.NOTE2:Limitsforfrequenciesabove40GHzareunderconsideration.Thelowerlimitsshallapplyatthetransitionfrequency.Inthefrequencybandof21,2GHzto29,35GHz,forany20MHzbandwithinwhichoneormorespurioussignalsexceeding67dBpWarepresent,thenthepowerofeachofthosesignalsexceedingthelimitshallbeaddedinWatts,andthesumshallnotexceed75dBpW.Inthefrequencybandof29,35GHzto29,5GHzand30,0GHzto30,15GHz,forany20MHzbandwithinwhichoneormorespurioussignalsexceeding75dBpWarepresent,thenthepowerofeachofthosesignalsexceedingthelimitshallbeaddedinWattsandthesumshallnotexceed78dBpW.ForSTsdesignedtotransmitsimultaneouslyseveraldifferentcarriers(multicarrieroperation),theabovelimitsapplytoeachindividualcarrierwhentransmittedalone.4)TheselimitsareapplicabletothecompleteSTequipment,comprisingoftheindoorandoutdoorunitswithatleast10mofcableconnectingthem.4.2.2.3ConformancetestsConformancetestsshallbecarriedoutinaccordancewithsubclause6.2.4.2.3On-axisspuriousradiation4.2.3.1PurposeTolimitthelevelofinterferencetosatelliteradioservices.4.2.3.2Specification4.2.3.2.1"Carrier-on"stateThefollowingspecificationappliestotheSTtransmittingatEIRPvaluesuptoEIRPnom.ForEIRPsaboveEIRPnom(whenuplinkpowercontrolisimplemented)thelimitsbelowmaybeexceededbythedifferenceindBbetweenthecurrentEIRPandEIRPnom.Inthe29,5GHzto30,0GHzbandtheEIRPspectraldensityofthespuriousradiationoutsidethenominatedbandwidthshallnotexceed4-10logMdBWinany100kHzband.NOTE1:Inordertoavoidharmfulinterferencetoradioservicesusingthesamesatelliteorcollocatedsatellites,thesatelliteoperatororthesatellitenetworkoperatormayrequiremorestringentlimitse.g.dependingonthesizeofthenetworkandthesizeofthesatellitecoverage.Inabandwidthof5timestheoccupiedbandwidthcentredonthecarriercentrefrequency,theEIRPspectraldensityofthespuriousradiationoutsidethenominatedbandwidth,shallnotexceed18-10logMdBWinany100kHzband.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)15MisthemaximumnumberofSTswhichareexpectedtotransmitsimultaneouslyinthesamecarrierfrequencyband.Thisnumbershallnotbeexceededformorethan0,01%ofthetime.ThevalueofMandtheoperationalconditionsofthesystemshallbedeclaredbythemanufacturer.NOTE2:Theon-axisspuriousradiation,outsidethe29,5GHzto30,0GHzband,areindirectlylimitedbysubclause4.2.2.2.Consequentlynospecificationisneeded.NOTE3:Intermodulationlimitsinsidetheband29,5GHzto30,0GHzaretobedeterminedbysystemdesignandaresubjecttosatelliteoperatorspecifications.ForSTdesignedtotransmitsimultaneouslyseveraldifferentcarriers(multicarrieroperation),theabovelimitsonlyapplytoeachindividualcarrierwhentransmittedalone.4.2.3.2.2"Carrier-off"and"Transmissiondisabled"stateInthe29,5GHzto30,0GHzbandtheEIRPspectraldensityofthespuriousradiationoutsidethenominatedbandwidthshallnotexceed-21dBWinany100kHzband.NOTE4:Inordertoavoidharmfulinterferencetoradioservicesusingthesamesatelliteorcollocatedsatellites,thesatelliteoperatororthesatellitenetworkoperatormayrequiremorestringentlimitse.g.dependingonthesizeofthenetworkandthesizeofthesatellitecoverage.4.2.3.3ConformancetestsConformancetestsshallbecarriedoutinaccordancewithsubclause6.3.4.2.4Off-axisEIRPemissiondensitywithintheband4.2.4.1PurposeProtectionofothersatellite(uplink)systems.4.2.4.2SpecificationThefollowingspecificationsapplytotheSTtransmittingatEIRPvaluesuptoEIRPmax.ThemaximumEIRPinany40kHzbandwithinthenominatedbandwidthforeachoftheco-polarizedcomponentsinanydirectionφdegreesfromtheantennamainbeamaxisshallnotexceedthefollowinglimits:19-25logφ-10logNdBWfor1,8°≤φ≤7,0°;-2-10logNdBWfor7,0°<φ≤9,2°;22-25logφ-10logNdBWfor9,2°<φ≤48°;-10-10logNdBWforφ>48°.Whereφistheangle,indegrees,betweenthemainbeamaxisandthedirectionconsidered.ForsystemsinwhichmorethanoneSTisexpectedtotransmitsimultaneouslyinthesame40kHzband,e.g.forsystemsemployingCDMA,themaximumEIRPvaluesabovearedecreasedby10logNdB,whereNisthenumberofSTsinthereceivebeamofthesatellitetowhichtheseSTsarecommunicatingandwhichareexpectedtotransmitsimultaneouslyinthesamefrequencywithinthatbeam.Thisnumbershallbedeclaredbythemanufacturer.NOTE:N=1inaTDMAsystem.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)16InadditionthemaximumEIRPinany40kHzbandwithinthenominatedbandwidthofeachofthecross-polarizedcomponentsinanydirectionφdegreesfromtheantennamainbeamaxisshallnotexceedthefollowinglimits:9-25logφ-10logNdBWfor1,8°≤φ≤7,0°;-12-10logNdBWfor7,0°<φ≤9,2°,whereφandNareasdefinedabove.Fornon-continuoustransmission,theabovelimitsmaynotapplyforaspecificportionofeachburstasdeclaredbythemanufacturer.Thisexcludedportionshallnotexceed50µsecor10%oftheburst,whicheveristhesmaller.Theexcludedportionshallhavecharacteristicssimilartotheremainingpartoftheburst:-samesymbolrateandmodulation;and-sameorlowermaximumamplitude.InthecaseofSTsemployinguplinkpowercontrol,theabovelimits,forco-polarandcross-polarcomponents,shallapplyunderclear-skyconditionsandtheselimitsincludealladditionalmarginsabovetheminimumclear-skylevelnecessaryfortheimplementationsofuplinkpowercontrol.ForSTsimplementinguplinkpowercontrol,theabovelimitsmaybeexceededbyuptoAdBduringfadeconditions,whereAistheattenuationofthetransmitsignalrelativetoclearskyconditions,butnomorethan20dB.Forantennasthatcomplywiththeabovespecificationsoveralimitedrangeofplanescontainingthemainbeamaxis,thefollowingadditionalspecificationsshallapply:a)therangeofplanesoverwhichtheantennacomplieswiththeabovespecificationsshallbeidentifiedontheantenna.Theantennashallbecapableofhavingtheplanedefinedbytheantennamainbeamaxisandthetangenttothegeostationaryorbit,adjustedtoatleastoneplanewithinthatrangeofplaneswithatoleranceof±0,5°;b)whenanyplanewithinthisrangeofplanes,isalignedwiththegeostationaryorbit:-alloftheaboveEIRPlimitsforcopolarizedandcross-polarcomponentsshallapplytoeast-westoffsetanglesalongtheGeoStationaryOrbit(GSO)greaterthan1,8°andlowerthan10°,andfornorth-southoffsetanglesfromtheGSOlowerthan3°.Seefigure3(Sector1);-foreast-westoffsetanglesalongtheGeoStationaryOrbit(GSO)greaterthan10°andfornorth-southoffsetanglesfromtheGSOlowerthan3°,theaboveEIRPlimitsmaybeexceededby3dBprovidedthatthetotalangularrangeoverwhichthisoccursdoesnotexceed20°whenmeasuredalongbothsidesoftheGeoStationaryOrbit(i.e.340°).Seefigure3(Sector2);-foranyotherdirectiontheaboveEIRPlimitsmaybeexceededby3dBforoff-axisanglesgreaterthan3,5°andtheaboveEIRPlimitsshallnotapplyforoff-axisangleslowerthan3,5°.Seefigure3(Sector3).SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)17Figure3:Differentsectorsforoff-axisEIRPlimits4.2.4.3ConformancetestsConformancetestsshallbecarriedoutinaccordancewithsubclause6.4.4.2.5Carriersuppression4.2.5.1PurposeToallowforthesatisfactorysuppressionoftransmissionsofaSTbytheNCF.4.2.5.2SpecificationWhentheSTisinthe"Transmissiondisabled"statetheon-axisEIRPshallnotexceed4dBWinany100kHzbandwithinthenominatedbandwidth.4.2.5.3ConformancetestsConformancetestsshallbecarriedoutinaccordancewithsubclause6.5.4.2.6Antennapointingaccuracy4.2.6.1PurposeProtectionofsignalstoandfromthesameandadjacentsatellites.4.2.6.2Specificationa)Pointingstability:Undertheconditionof100km/hmaximumwindspeed,withgustsof130km/hlasting3seconds,theinstallationshallnotshowanysignofpermanentdistortionandshallnotneedrepointingaftertheapplicationofthewindload.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)1
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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Satellite Earth Stations and Systems (SES); Harmonized EN for Satellite Interactive Terminals (SIT) and Satellite User Terminals (SUT) transmitting towards satellites in geostationary orbit in the 29,5 to 30,0 GHz frequency bands covering essential requirements under article 3.2 of the R&TTE Directive33.060.30Radiorelejni in fiksni satelitski komunikacijski sistemiRadio relay and fixed satellite communications systemsICS:Ta slovenski standard je istoveten z:EN 301 459 Version 1.2.1SIST EN 301 459:2001en01-september-2001SIST EN 301 459:2001SLOVENSKI
STANDARD
ETSIEN301459V1.2.1(2000-10)CandidateHarmonizedEuropeanStandard(Telecommunicationsseries)SatelliteEarthStationsandSystems(SES);HarmonizedENforSatelliteInteractiveTerminals(SIT)andSatelliteUserTerminals(SUT)transmittingtowardssatellitesingeostationaryorbitinthe29,5to30,0GHzfrequencybandscoveringessentialrequirementsunderarticle3.2oftheR&TTEDirectiveSIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)2ReferenceDEN/SES-00044-46KeywordsFSS,earthstation,satelliteETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:[phone]Fax:[phone]SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:http://www.etsi.orgThepresentdocumentmaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableathttp://www.etsi.org/tb/status/Ifyoufinderrorsinthepresentdocument,sendyourcommentto:[e-mail]opartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2000.Allrightsreserved.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)3ContentsIntellectualPropertyRights.6Foreword.6Introduction.71Scope.92References.103Definitions,symbolsandabbreviations.103.1Definitions.103.2Abbreviations.124Technicalrequirementsspecifications.124.1Environmentalprofile.124.2Conformancerequirements.134.2.1General.134.2.2Off-axisspuriousradiation.134.2.2.1Purpose.134.2.2.2Specification.134.2.2.3Conformancetests.144.2.3On-axisspuriousradiation.144.2.3.1Purpose.144.2.3.2Specification.144.2.3.2.1"Carrier-on"state.144.2.3.2.2"Carrier-off"and"Transmissiondisabled"state.154.2.3.3Conformancetests.154.2.4Off-axisEIRPemissiondensitywithintheband.154.2.4.1Purpose.154.2.4.2Specification.154.2.4.3Conformancetests.174.2.5Carriersuppression.174.2.5.1Purpose.174.2.5.2Specification.174.2.5.3Conformancetests.174.2.6Antennapointingaccuracy.174.2.6.1Purpose.174.2.6.2Specification.174.2.6.3Conformancetests.184.2.7ControlandMonitoringFunctions(CMF).184.2.7.1General.184.2.7.2Processormonitoring.194.2.7.2.1Purpose.194.2.7.2.2Specification.194.2.7.2.3Conformancetests.204.2.7.3Transmitsubsystemmonitoring.204.2.7.3.1Purpose.204.2.7.3.2Specification.204.2.7.3.3Conformancetests.204.2.7.4Power-on/Reset.204.2.7.4.1Purpose.204.2.7.4.2Specification.204.2.7.4.3Conformancetests.204.2.7.5ControlChannel(CC)reception.204.2.7.5.1Purpose.204.2.7.5.2Specification.204.2.7.5.3Conformancetests.214.2.7.6Networkcontrolcommands.21SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)44.2.7.6.1Purpose.214.2.7.6.2Specification.214.2.7.6.3Conformancetest.214.2.7.7Initialbursttransmission.214.2.7.7.1Purpose.214.2.7.7.2Specification.214.2.7.7.3Conformancetests.215Testingforcompliancewithtechnicalrequirements.225.1Environmentalconditionsfortesting.225.2Essentialradiotestsuites.226Testmethod.226.1General.226.2Off-axisspuriousradiation.236.2.1Testmethod.236.2.1.1Upto1000MHz.236.2.1.1.1Testsite.236.2.1.1.2Measuringreceivers.246.2.1.1.3Procedure.246.2.1.2Above1000MHz.246.2.1.2.1Identificationofthesignificantfrequenciesofspuriousradiation.246.2.1.2.1.1Testsite.246.2.1.2.1.2Procedure.246.2.1.2.2Measurementofradiatedpowerlevelsofidentifiedspuriousradiation.256.2.1.2.2.1Testsite.256.2.1.2.2.2Procedure.256.2.1.2.3Measurementofconductedspuriousradiationattheantennaflange.266.2.1.2.3.1Testsite.266.2.1.2.3.2Procedure.266.3On-axisspuriousradiation.276.3.1Testmethod.276.3.1.1Testsite.276.3.1.2Methodofmeasurement.276.3.1.2.1General.276.3.1.2.2Methodofmeasurementattheantennaflange.276.3.1.2.3MethodofmeasurementforanEUTwithantenna.286.4Off-axisEIRPemissiondensitywithintheband.296.4.1Testmethod.296.4.1.1Transmitoutputpowerdensity.296.4.1.1.1General.296.4.1.1.2Testsite.296.4.1.1.3Methodofmeasurement.306.4.1.2Antennatransmitgain.316.4.1.2.1General.316.4.1.2.2Testsite.316.4.1.2.3Methodofmeasurement.316.4.1.3Antennatransmitradiationpatterns.326.4.1.3.1General.326.4.1.3.2Testsite.326.4.1.3.3Testarrangement.326.4.1.3.4Co-polarradiationpattern-azimuth.326.4.1.3.5Co-polarradiationpattern-elevation.336.4.1.3.6Cross-polarradiationpattern-azimuth.346.4.1.3.7Cross-polarradiationpattern-elevation.346.4.2Computationofresults.356.5Carriersuppression.356.6AntennapointingforSTs.356.7STControlandMonitoringFunctions(CMF).366.7.1Testarrangement.366.7.2Processormonitoring-Testmethod.376.7.3Transmitsubsystemmonitoring-Testmethod.37SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)56.7.4Power-on/Reset-Testmethod.386.7.5ControlChannel(CC)reception-Testmethod.386.7.6NetworkControlcommands-Testmethod.396.7.7Initialbursttransmission-Testmethod.40AnnexA(normative):TheENRequirementsTable(EN-RT).42AnnexB(informative):Pointingstabilitymethodology.43Bibliography.44History.45SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)6IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.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.ForewordThisCandidateHarmonizedEuropeanStandard(Telecommunicationsseries)hasbeenproducedbyETSITechnicalCommitteeSatelliteEarthStationsandSystems(SES).ThepresentdocumenthasbeenproducedbyETSIinresponsetoamandatefromtheEuropeanCommissionissuedunderCouncilDirective98/34/EC[1](asamended)layingdownaprocedurefortheprovisionofinformationinthefieldoftechnicalstandardsandregulations.ThepresentdocumentisintendedtobecomeaHarmonizedStandard,thereferenceofwhichwillbepublishedintheOfficialJournaloftheEuropeanCommunitiesreferencingtheDirective1999/5/EC[2]oftheEuropeanParliamentandoftheCouncilof9March1999onradioequipmentandtelecommunicationsterminalequipmentandthemutualrecognitionoftheirconformity("theR&TTEDirective")[2].TechnicalspecificationsrelevanttoDirective1999/5/ECaregiveninannexA.NationaltranspositiondatesDateofadoptionofthisEN:13October2000DateoflatestannouncementofthisEN(doa):31January2001DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31July2001DateofwithdrawalofanyconflictingNationalStandard(dow):31July2001SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)7IntroductionETSIhasdesignedamodularstructureforthestandards.Eachstandardisamoduleinthestructure.Themodularstructureisshowninfigure1.NewstandardforHealthforradio(ifneeded)Useofspectrum*IfneededScopedbyequipmentclassortypeScopedbyfrequencyand/orequipmenttypeDisability*Privacy*Fraud*Noharmtothenetwork*Emergency*Inter-workingviathenetwork*Inter-workingwiththenetworkNon-radioRadio(RE)Non-TTETTE3.1b3.23.3c3.3b3.3a3.3d3.3e3.3fRadioProductEMCExistingEMCstandardstobereplacedbyanewsinglemulti-partstandardGenericandbasestandardsalsonotifiedunderEMCDirectiveStandardsalsonotifiedunderLVDDirective(inclacousticsafetyifneeded)3.1aNewradioharmonizedstandardsSpectrumEMCSafetyFigure1:ModularstructureforthevariousstandardsusedundertheR&TTEDirectiveThelefthandedgeofthefigureshowsthedifferentsubclausesofArticle3oftheDirective.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)8Forarticle3.3varioushorizontalboxesareshown.TheirdottedlinesindicatethatnoessentialrequirementsintheseareashaveyetbeenadoptedbytheCommission.Ifsuchessentialrequirementsareadopted,theywillbeelaboratedinindividualstandardswhosescopeislikelytobespecifiedbyfunctionorinterfacetype.Theverticalboxesshowthestandardsunderarticle3.2fortheuseoftheradiospectrum.Thescopesofthesestandardsarespecifiedeitherbyfrequency(normallyinthecasewherefrequencybandsareharmonized)orbyradioequipmenttype.Forarticle3.1(b),thediagramshowsthenewsinglemulti-partproductEMCstandardforradio,andtheexistingcollectionofgenericandbasestandardscurrentlyusedundertheEMCDirective.Thepartsofthisnewstandardwillbecomeavailableinthesecondhalfof2000,andtheexistingseparateEMCstandardswillbeuseduntilitisavailable.Forarticle3.1(a)thediagramshowstheexistingsafetystandardscurrentlyusedundertheLVDDirectiveandthepossibilityofanewstandardonhealthrelatingtoradioemissionsThebottomofthefigureshowstherelationshipofthestandardstoradioequipmentandtelecommunicationsterminalequipment.Aparticularequipmentmayberadioequipment,telecommunicationsterminalequipmentorboth.Themodularapproachhasbeentakenbecause:-itminimizesthenumberofstandardsneeded.Becauseequipmentmayhavemultipleinterfacesandfunctionsitisnotpracticabletoproduceasinglestandardforeachpossiblecombinationoffunctionsthatmayoccurinanequipment.-itprovidesscopeforstandardstobeadded-underarticle3.2whennewfrequencybandsareagreedor-underarticle3.3shouldtheCommissiontakethenecessarydecisions,withoutrequiringalterationofstandardsthatarealreadypublished.ThepresentdocumentisbasedonEN301358[4]andEN301359[5].ThepresentdocumentappliestoSatelliteInteractiveTerminals(SIT)andSatelliteUserTerminals(SUT)eitherforindividualorcollectiveuse.Thepresentdocumentdealswiththespecificationdefinedtoprotectotherusersofthefrequencyspectrum,bothsatelliteandterrestrial,fromharmfulinterference.Thedeterminationoftheparametersoftheuserearthstationsusingagivengeo-stationarysatellitefortheprotectionofthespectrumallocatedtothatsatellite,isconsideredtobeundertheresponsibilityofthesatelliteoperatororthesatellitenetworkoperators.Therequirementshavebeenselectedtoensureanadequatelevelofcompatibilitywithotherradioservices.Thelevels,however,donotcoverextremecaseswhichmayoccurinanylocationbutwithalowprobabilityofoccurrence.Thepresentdocumentmaynotcoverthosecaseswhereapotentialsourceofinterferencewhichisproducingindividuallyrepeatedtransientphenomenaoracontinuousphenomenaispresent,e.g.aradarorbroadcastsiteinthenearvicinity.Insuchacaseitmaybenecessarytousespecialprotectionappliedtothesourceofinterference,ortheinterferedpartorboth.Thepresentdocumentdoesnotcontainanyrequirement,recommendationorinformationabouttheinstallationofSITsandSUTs.Typically,incaseofSITs,thereceivedsignalwillbeadigitallymodulatedsignalasdefinedinEN300421[6].SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)91ScopeThepresentdocumentappliestoSatelliteInteractiveTerminals(SIT)andSatelliteUserTerminals(SUT)operatingaspartofabi-directionalsatellitenetwork.SatelliteTerminal(ST)isusedinthepresentdocumentasagenericnamethatrefersequallytoaSITand/oraSUT.InsuchanetworkaNetworkControlFacility(NCF)isresponsibleforthemonitoringandcontrolofthetransmitfunctionsoftheSTs.TheseSTshavethefollowingcharacteristics:-inthecaseofSITsreceptionisintheFixedSatelliteService(FSS)frequencyrangesfrom10,70GHzto11,70GHzandfrom12,50GHzto12,75GHzaswellastheBroadcastSatelliteService(BSS)frequencyrangefrom11,70GHzto12,50GHz;-inthecaseofSUTsreceptionisintheFixedSatelliteService(FSS)frequencyrangesfrom19,70GHzto20,20GHzandfrom17,70GHzto19,70GHzaswellastheBroadcastSatelliteService(BSS)frequencyrangefrom21,40GHzto22,00GHz;-inallcasesSTtransmissionisinthefrequencybandallocatedtoFSSonaprimarybasisfrom29,5GHzto30,0GHz;-STstransmitthroughgeostationarysatelliteswithspacingdownto2°awayfromanyothergeostationarysatelliteoperatinginthesamefrequencybandandcoveringthesamearea;-linearorcircularpolarizationisusedfortransmissionorreception;-thereceivedsignalsmaybeanalogueand/ordigital;-thetransmittedsignalsarealwaysofdigitalnature;-theSTantennadiameterdoesnotexceed1,8m,orequivalentcorrespondingaperture;-theSTisdesignedforunattendedoperations.Theequipmentconsideredinthepresentdocumentcomprisesboththeoutdoorunit,usuallycomposedoftheantennasubsystemandassociatedupconverter,poweramplifierandLowNoiseBlock(LNB)downconverter,andtheindoorunit,usuallycomposedofreceiveandtransmitlogicaswellasthemodulator,includingcablesbetweenthesetwounits.ThepresentdocumentappliestotheSTwithitsancillaryequipmentanditsvariousportsandwhenoperatedwithintheboundarylimitsofalltheoperationalenvironmentalprofiledeclaredbythemanufacturerandwheninstalledasrequiredbythemanufacturerbydeclarationorintheuserdocumentation.Allpartsoftheindoorunitrelatedtoreception,processingandpresentationofthereceivedinformationexceptthecontrolchannelarenotwithinthescopeofthepresentdocument.Thesyntaxofthecontrolchannelmessagesisoutsidethescopeofthepresentdocument.ThepresentdocumentisintendedtocovertheprovisionsofDirective1999/5/EC(R&TTEDirective)[2]Article3.2,whichstatesthat"….radioequipmentshallbesoconstructedthatiteffectivelyusesthespectrumallocatedtoterrestrial/spaceradiocommunicationsandorbitalresourcessoastoavoidharmfulinterference".Inadditiontothepresentdocument,otherENsthatspecifytechnicalrequirementsinrespectofessentialrequirementsunderotherpartsofArticle3oftheR&TTEDirective[1]mayapplytoequipmentwithinthescopeofthepresentdocument.NOTE:AlistofsuchENsisincludedonthewebsitehttp://www.newapproach.org/.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)102ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.• Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.[1]Directive98/34/ECoftheEuropeanParliamentandoftheCouncilof22June1998layingdownaprocedurefortheprovisionofinformationinthefieldoftechnicalstandardsandregulations.[2]Directive1999/5/ECoftheEuropeanParliamentandoftheCouncilof9March1999onradioequipmentandtelecommunicationsterminalequipmentandthemutualrecognitionoftheirconformity(R&TTEDirective).[3]CISPRNo16-1:"Specificationforradiodisturbanceandimmunitymeasuringapparatusandmethods-Part1:Radiodisturbanceandimmunitymeasuringapparatus".[4]ETSIEN301358:"SatelliteEarthStationsandSystems(SES);SatelliteUserTerminals(SUT)usingsatellitesingeostationaryorbitoperatinginthe19,7GHzto20,2GHz(space-to-earth)and29,5GHzto30GHz(earth-to-space)frequencybands".[5]ETSIEN301359:"SatelliteEarthStationsandSystems(SES);SatelliteInteractiveTerminals(SIT)usingsatellitesingeostationaryorbitoperatinginthe11GHzto12GHz(space-to-earth)and29,5GHzto30,0GHz(earth-to-space)frequencybands".[6]ETSIEN300421:"DigitalVideoBroadcasting(DVB);Framingstructure,channelcodingandmodulationfor11/12GHzsatelliteservices".3Definitions,symbolsandabbreviations3.1DefinitionsForthepurposeofthepresentdocument,thetermsanddefinitionsgivenintheR&TTEDirective[1],andthefollowingapply:ancillaryequipment:equipmentusedinconnectionwithaSTisconsideredasancillaryifthethreefollowingconditionsaremeet:a)theequipmentisintendedforuseinconjunctionwiththeSTtoprovideadditionaloperationaland/orcontrolfeatures;andb)theequipmentcannotbeusedonastandalonebasis,toprovideuserfunctionsindependentlyoftheST;andc)theabsenceoftheequipmentdoesnotinhibittheoperationoftheSTcarrier-offstate:STisinthisstatewhenitisauthorizedbytheNetworkControlFacility(NCF)totransmit,butwhenitdoesnottransmitanysignalNOTE1:Theexistenceofacarrier-offstatedependsonthesystemoftransmissionused.ForSTsdesignedforcontinuoustransmissionmodetheremaybenocarrier-offstate.carrier-onstate:STisinthisstatewhenitisauthorizedbytheNCFtotransmitandwhenittransmitsasignalinacontinuousornon-continuousmodeSIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)11ControlChannel(CC):channelorchannelsbywhichSTsreceivecontrolinformationfromtheNCFfortheirnetwork.TypicallytheCC(s)is/arecarriedviathesameorcollocatedsatelliteasusedfortransmissionofuserdataandwithintheinternalprotocolstructureofthebroadcastsystemEIRPmax:maximumEIRPcapabilityoftheSTasdeclaredbythemanufacturerEIRPnom:eitheri.whenuplinkpowercontrolisnotimplementedEIRPmax;ii.or,whenuplinkpowercontrolisimplemented,themaximumrequiredEIRPoftheSTunderclearskyconditionasdeclaredbythemanufacturerEnvironmentalprofile:rangeofenvironmentalconditionsunderwhichequipmentwithinthescopeofthepresentdocumentisrequiredtocomplywiththeprovisionsofthepresentdocumentindoorunit:itiscomposedofthatpartoftheSTwhichisnotpartoftheoutdoorunit.Itisgenerallyinstalledinsideabuildingandisconnectedtotheoutdoorunitintegralantenna:antennawhichmaynotberemovedduringthetestsaccordingtothemanufacturer'sstatementmanufacturer:manufacturer,hisauthorizedrepresentativewithintheCommunityorthepersonresponsibleforplacingtheapparatusonthemarketnominatedbandwidth:bandwidthoftheSTradiofrequencytransmissionisnominatedbythemanufacturer.Thenominatedbandwidthdoesnotexceed5timestheoccupiedbandwidth.NOTE2:Thenominatedbandwidthiswideenoughtoencompassallspectralelementsofthetransmissionwhichhavealevelgreaterthanthespecifiedspuriousradiationlimits.Thenominatedbandwidthiswideenoughtotakeaccountofthetransmitcarrierfrequencystability.Thisdefinitionischosentoallowflexibilityregardingadjacentchannelinterferencelevelswhichwillbetakenintoaccountbyoperationalproceduresdependingontheexacttranspondercarrierassignmentsituation.occupiedbandwidth:widthofthesignalspectrum10dBbelowthemaximuminbanddensityoutdoorunit:thosepartsoftheSTintendedtobeinstalledoutdoor,asdeclaredbythemanufacturer,orasindicatedintheuserdocumentation.Theoutdoorunitusuallycomprisesofthreemainparts:a)theantennasub-systemwhichconvertstheincidentradiationfieldintoaguidedwaveandviceversa;b)theLowNoiseBlock(LNB)downconverter,whichisadevicethatamplifies,withverylowinternalnoise,thereceivedsignalsintheRadioFrequency(RF)bandandconvertsthemtoIntermediateFrequencies(IF);c)theupconverterandthepoweramplifierwhichconvertfromtheIFtoRFandamplifythelowlevelRFsignalsfortransmissionthroughtheantennasubsystem.NOTE3:Theinstallationequipmentisoutsidethescopeofthepresentdocument.However,theantennastructuresandothercomponentsdirectlymountedontheantennaandforminganintegralpartofit,aresubjecttothespecificationsofthepresentdocument.port:particularinterfaceofthespecifiedapparatuswiththeexternalelectromagneticenvironment(figure2)APPARATUSSignal/controlportEarthportMainspowerportDCpowerportEnclosureportAntennaPortEarthportTelecomPortFigure2:ExamplesofportsSIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)12removableantenna:antennawhichmayberemovedduringthetestsaccordingtothemanufacturer'sstatementSatelliteTerminal(ST):throughoutthepresentdocumenteitheraSIToraSUTspuriousradiation:anyradiationoutsidethenominatedbandwidthtransmissiondisabledstate:STisinthisstatewhenitisnotauthorizedbytheNCFtotransmit3.2AbbreviationsForthepurposeofthepresentdocument,thefollowingabbreviationsapply:BSSBroadcastSatelliteServiceCCControlChannelCCFControlChannelReceptionFailureCCRControlChannelcorrectlyReceivedCISPRComitéInternationalSpécialdesPerturbationsRadioélectriques(InternationalSpecialCommitteeonRadioInterference)CMFControlandMonitoringFunctionsCDMACodeDivisionMultipleAccessEIRPEquivalentIsotropicallyRadiatedPowerEUTEquipmentUnderTestFECForwardErrorCorrectionFSSFixedSatelliteServiceIFIntermediateFrequenciesLNBLowNoiseBlockdownconverterLOLocalOscillatorNCFNetworkControlFacilityRFRadioFrequencyR&TTERadioandTelecommunicationsTerminalEquipmentSITSatelliteInteractiveTerminalSMFSystemMonitoringFailSMPSystemMonitoringPassSTSatelliteTerminalSTESpecialTestEquipmentSUTSatelliteUserTerminalTDMATimeDivisionMultipleAccessTxDTransmissionDisablecommandTxETransmissionEnablecommand4Technicalrequirementsspecifications4.1EnvironmentalprofileThetechnicalrequirementsofthepresentdocumentapplyundertheenvironmentalprofileforoperationoftheequipment,whichshallbedeclaredbythemanufacturer.Theequipmentshallcomplywithallthetechnicalrequirementsofthepresentdocumentatalltimeswhenoperatingwithintheboundarylimitsofthedeclaredoperationalenvironmentalprofile.Theenvironmentalprofileforoperationoftheequipmentshallincludetherangesofhumidity,temperatureandsupplyvoltage.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)134.2Conformancerequirements4.2.1GeneralUnderoperationalconditionsaSTmaydynamicallychangetheoccupiedbandwidthofthetransmittedsignal.ForeachoccupiedbandwidthanEIRPmax,anEIRPnomandanominatedbandwidthshallbedeclaredbythemanufacturer.ThefollowingspecificationsapplytotheSTforeachoccupiedbandwidth.4.2.2Off-axisspuriousradiation4.2.2.1PurposeTolimitthelevelofinterferencetoterrestrialandsatelliteradioservices.4.2.2.2SpecificationThefollowingspecificationsapplytotheSTtransmittingatEIRPvaluesuptoandincludingEIRPmax.1)TheSTshallnotexceedthelimitsforradiatedinterferencefieldstrengthoverthefrequencyrangefrom30MHzto1000MHzspecifiedintable1.Table1:Limitsofradiatedfieldstrengthatatestdistanceof10mina120kHzbandwidthFrequencyrangeMHzQuasi-peaklimits(dBµV/m)30MHzto230MHz30230MHzto1000MHz37Thelowerlimitsshallapplyatthetransitionfrequency.2)WhentheSTisinthe"Transmissiondisabled"state,theoff-axisspuriousradiationfromtheST,inany100kHzband,shallnotexceedthelimitsintable2,foralloff-axisanglesgreaterthan7°.Table2:Limitsofspuriousradiation-"Transmissiondisabled"stateFrequencybandEIRPlimit(dBpW)1,0GHzto2,0GHz422,0GHzto10,7GHz4810,7GHzto21,2GHz5421,2GHzto40GHz60Thelowerlimitsshallapplyatthetransitionfrequency.3)Thisspecificationappliesoutsidethenominatedbandwidth.Forboththe"Carrier-on"and"Carrier-off"states,theoff-axisspuriousradiationinany100kHzbandfromtheST,shallnotexceedthelimitsintable3,foralloff-axisanglesgreaterthan7°.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)14Table3:LimitsofspuriousradiationFrequencybandEIRPlimit(dBpW)1,0GHzto2,0GHz432,0GHzto3,4GHz493,4GHzto10,7GHz5510,7GHzto21,2GHz6121,2GHzto29,350GHz6729,35GHzto29,5GHz75(note1)30,00GHzto30,15GHz75(note1)30,15GHzto40GHz67NOTE1:Thislimitmaybeexceededinafrequencybandwhichshallnotexceed50MHz,centredonthecarrierfrequency,providedthattheon-axisEIRPdensitymeasuredin100kHzatthefrequencyoftheconsideredspuriousis50dBbelowthemaximumon-axisEIRPdensityofthesignalmeasuredin100kHz.NOTE2:Limitsforfrequenciesabove40GHzareunderconsideration.Thelowerlimitsshallapplyatthetransitionfrequency.Inthefrequencybandof21,2GHzto29,35GHz,forany20MHzbandwithinwhichoneormorespurioussignalsexceeding67dBpWarepresent,thenthepowerofeachofthosesignalsexceedingthelimitshallbeaddedinWatts,andthesumshallnotexceed75dBpW.Inthefrequencybandof29,35GHzto29,5GHzand30,0GHzto30,15GHz,forany20MHzbandwithinwhichoneormorespurioussignalsexceeding75dBpWarepresent,thenthepowerofeachofthosesignalsexceedingthelimitshallbeaddedinWattsandthesumshallnotexceed78dBpW.ForSTsdesignedtotransmitsimultaneouslyseveraldifferentcarriers(multicarrieroperation),theabovelimitsapplytoeachindividualcarrierwhentransmittedalone.4)TheselimitsareapplicabletothecompleteSTequipment,comprisingoftheindoorandoutdoorunitswithatleast10mofcableconnectingthem.4.2.2.3ConformancetestsConformancetestsshallbecarriedoutinaccordancewithsubclause6.2.4.2.3On-axisspuriousradiation4.2.3.1PurposeTolimitthelevelofinterferencetosatelliteradioservices.4.2.3.2Specification4.2.3.2.1"Carrier-on"stateThefollowingspecificationappliestotheSTtransmittingatEIRPvaluesuptoEIRPnom.ForEIRPsaboveEIRPnom(whenuplinkpowercontrolisimplemented)thelimitsbelowmaybeexceededbythedifferenceindBbetweenthecurrentEIRPandEIRPnom.Inthe29,5GHzto30,0GHzbandtheEIRPspectraldensityofthespuriousradiationoutsidethenominatedbandwidthshallnotexceed4-10logMdBWinany100kHzband.NOTE1:Inordertoavoidharmfulinterferencetoradioservicesusingthesamesatelliteorcollocatedsatellites,thesatelliteoperatororthesatellitenetworkoperatormayrequiremorestringentlimitse.g.dependingonthesizeofthenetworkandthesizeofthesatellitecoverage.Inabandwidthof5timestheoccupiedbandwidthcentredonthecarriercentrefrequency,theEIRPspectraldensityofthespuriousradiationoutsidethenominatedbandwidth,shallnotexceed18-10logMdBWinany100kHzband.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)15MisthemaximumnumberofSTswhichareexpectedtotransmitsimultaneouslyinthesamecarrierfrequencyband.Thisnumbershallnotbeexceededformorethan0,01%ofthetime.ThevalueofMandtheoperationalconditionsofthesystemshallbedeclaredbythemanufacturer.NOTE2:Theon-axisspuriousradiation,outsidethe29,5GHzto30,0GHzband,areindirectlylimitedbysubclause4.2.2.2.Consequentlynospecificationisneeded.NOTE3:Intermodulationlimitsinsidetheband29,5GHzto30,0GHzaretobedeterminedbysystemdesignandaresubjecttosatelliteoperatorspecifications.ForSTdesignedtotransmitsimultaneouslyseveraldifferentcarriers(multicarrieroperation),theabovelimitsonlyapplytoeachindividualcarrierwhentransmittedalone.4.2.3.2.2"Carrier-off"and"Transmissiondisabled"stateInthe29,5GHzto30,0GHzbandtheEIRPspectraldensityofthespuriousradiationoutsidethenominatedbandwidthshallnotexceed-21dBWinany100kHzband.NOTE4:Inordertoavoidharmfulinterferencetoradioservicesusingthesamesatelliteorcollocatedsatellites,thesatelliteoperatororthesatellitenetworkoperatormayrequiremorestringentlimitse.g.dependingonthesizeofthenetworkandthesizeofthesatellitecoverage.4.2.3.3ConformancetestsConformancetestsshallbecarriedoutinaccordancewithsubclause6.3.4.2.4Off-axisEIRPemissiondensitywithintheband4.2.4.1PurposeProtectionofothersatellite(uplink)systems.4.2.4.2SpecificationThefollowingspecificationsapplytotheSTtransmittingatEIRPvaluesuptoEIRPmax.ThemaximumEIRPinany40kHzbandwithinthenominatedbandwidthforeachoftheco-polarizedcomponentsinanydirectionφdegreesfromtheantennamainbeamaxisshallnotexceedthefollowinglimits:19-25logφ-10logNdBWfor1,8°≤φ≤7,0°;-2-10logNdBWfor7,0°<φ≤9,2°;22-25logφ-10logNdBWfor9,2°<φ≤48°;-10-10logNdBWforφ>48°.Whereφistheangle,indegrees,betweenthemainbeamaxisandthedirectionconsidered.ForsystemsinwhichmorethanoneSTisexpectedtotransmitsimultaneouslyinthesame40kHzband,e.g.forsystemsemployingCDMA,themaximumEIRPvaluesabovearedecreasedby10logNdB,whereNisthenumberofSTsinthereceivebeamofthesatellitetowhichtheseSTsarecommunicatingandwhichareexpectedtotransmitsimultaneouslyinthesamefrequencywithinthatbeam.Thisnumbershallbedeclaredbythemanufacturer.NOTE:N=1inaTDMAsystem.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)16InadditionthemaximumEIRPinany40kHzbandwithinthenominatedbandwidthofeachofthecross-polarizedcomponentsinanydirectionφdegreesfromtheantennamainbeamaxisshallnotexceedthefollowinglimits:9-25logφ-10logNdBWfor1,8°≤φ≤7,0°;-12-10logNdBWfor7,0°<φ≤9,2°,whereφandNareasdefinedabove.Fornon-continuoustransmission,theabovelimitsmaynotapplyforaspecificportionofeachburstasdeclaredbythemanufacturer.Thisexcludedportionshallnotexceed50µsecor10%oftheburst,whicheveristhesmaller.Theexcludedportionshallhavecharacteristicssimilartotheremainingpartoftheburst:-samesymbolrateandmodulation;and-sameorlowermaximumamplitude.InthecaseofSTsemployinguplinkpowercontrol,theabovelimits,forco-polarandcross-polarcomponents,shallapplyunderclear-skyconditionsandtheselimitsincludealladditionalmarginsabovetheminimumclear-skylevelnecessaryfortheimplementationsofuplinkpowercontrol.ForSTsimplementinguplinkpowercontrol,theabovelimitsmaybeexceededbyuptoAdBduringfadeconditions,whereAistheattenuationofthetransmitsignalrelativetoclearskyconditions,butnomorethan20dB.Forantennasthatcomplywiththeabovespecificationsoveralimitedrangeofplanescontainingthemainbeamaxis,thefollowingadditionalspecificationsshallapply:a)therangeofplanesoverwhichtheantennacomplieswiththeabovespecificationsshallbeidentifiedontheantenna.Theantennashallbecapableofhavingtheplanedefinedbytheantennamainbeamaxisandthetangenttothegeostationaryorbit,adjustedtoatleastoneplanewithinthatrangeofplaneswithatoleranceof±0,5°;b)whenanyplanewithinthisrangeofplanes,isalignedwiththegeostationaryorbit:-alloftheaboveEIRPlimitsforcopolarizedandcross-polarcomponentsshallapplytoeast-westoffsetanglesalongtheGeoStationaryOrbit(GSO)greaterthan1,8°andlowerthan10°,andfornorth-southoffsetanglesfromtheGSOlowerthan3°.Seefigure3(Sector1);-foreast-westoffsetanglesalongtheGeoStationaryOrbit(GSO)greaterthan10°andfornorth-southoffsetanglesfromtheGSOlowerthan3°,theaboveEIRPlimitsmaybeexceededby3dBprovidedthatthetotalangularrangeoverwhichthisoccursdoesnotexceed20°whenmeasuredalongbothsidesoftheGeoStationaryOrbit(i.e.340°).Seefigure3(Sector2);-foranyotherdirectiontheaboveEIRPlimitsmaybeexceededby3dBforoff-axisanglesgreaterthan3,5°andtheaboveEIRPlimitsshallnotapplyforoff-axisangleslowerthan3,5°.Seefigure3(Sector3).SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10)17Figure3:Differentsectorsforoff-axisEIRPlimits4.2.4.3ConformancetestsConformancetestsshallbecarriedoutinaccordancewithsubclause6.4.4.2.5Carriersuppression4.2.5.1PurposeToallowforthesatisfactorysuppressionoftransmissionsofaSTbytheNCF.4.2.5.2SpecificationWhentheSTisinthe"Transmissiondisabled"statetheon-axisEIRPshallnotexceed4dBWinany100kHzbandwithinthenominatedbandwidth.4.2.5.3ConformancetestsConformancetestsshallbecarriedoutinaccordancewithsubclause6.5.4.2.6Antennapointingaccuracy4.2.6.1PurposeProtectionofsignalstoandfromthesameandadjacentsatellites.4.2.6.2Specificationa)Pointingstability:Undertheconditionof100km/hmaximumwindspeed,withgustsof130km/hlasting3seconds,theinstallationshallnotshowanysignofpermanentdistortionandshallnotneedrepointingaftertheapplicationofthewindload.SIST EN 301 459:2001

ETSIETSIEN301459V1.2.1(2000-10
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