ETSI EN 300 721 V1.2.2 (1999-07)

Satellite Earth Stations and Systems (SES); Mobile Earth Stations (MES) providing Low Bit Rate Data Communications (LBRDC) using Low Earth Orbiting (LEO) satellites operating below 1 GHz

DEN/SES-00039

Satelitske zemeljske postaje in sistemi (SES) - Mobilne zemeljske postaje (MES), ki zagotavljajo podatkovne komunikacije z nizkimi bitnimi hitrostmi (LBRDC), uporabljajo satelite na nizki zemeljski orbiti in obratujejo pod 1 GHz

General Information

• Status: Published
• Publication Date: 22-Jul-1999
• Technical Committee: SES - Satellite Earth Stations & Systems
• Current Stage: 12 - Completion
• Due Date: 30-Jul-1999
• Completion Date: 23-Jul-1999
• Mandate: BC-T-332
• Ref Project: SIST EN 300 721 V1.2.2:2004 - Satellite Earth Stations and Systems (SES); Mobile Earth Stations (MES) providing Low Bit Rate Data Communications (LBRDC) using Low Earth Orbiting (LEO) satellites operating below 1 GHz

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Satelitske zemeljske postaje in sistemi (SES) - Mobilne zemeljske postaje (MES), ki zagotavljajo podatkovne komunikacije z nizkimi bitnimi hitrostmi (LBRDC), uporabljajo satelite na nizki zemeljski orbiti in obratujejo pod 1 GHzSatellite Earth Stations and Systems (SES); Mobile Earth Stations (MES) providing Low Bit Rate Data Communications (LBRDC) using Low Earth Orbiting (LEO) satellites operating below 1 GHz33.060.30Radiorelejni in fiksni satelitski komunikacijski sistemiRadio relay and fixed satellite communications systemsICS:Ta slovenski standard je istoveten z:EN 300 721 Version 1.2.2SIST EN 300 721 V1.2.2:2004en01-oktober-2004SIST EN 300 721 V1.2.2:2004SLOVENSKI
STANDARD



SIST EN 300 721 V1.2.2:2004



ETSI EN 300 721 V1.2.2 (1999-07)Candidate Harmonized European Standard (Telecommunications series)Satellite Earth Stations and Systems (SES);Mobile Earth Stations (MES) providingLow Bit Rate Data Communications (LBRDC) usingLow Earth Orbiting (LEO) satellites operating below 1 GHzSIST EN 300 721 V1.2.2:2004



ETSIETSI EN 300 721 V1.2.2 (1999-07)2ReferenceREN/SES-00039 (6oc00ipc.PDF)Keywordssatellite, mobile, earth station, MES, MSS, LEO,regulationETSIPostal addressF-06921 Sophia Antipolis Cedex - FRANCEOffice address650 Route des Lucioles - Sophia AntipolisValbonne - FRANCETel.: [phone]
Fax: [phone]Siret N° 348 623 562 00017 - NAF 742 CAssociation à but non lucratif enregistrée à laSous-Préfecture de Grasse (06) N° 7803/[e-mail] copies of this ETSI deliverablecan be downloaded fromhttp://www.etsi.orgIf you find errors in the present document, send yourcomment to: [e-mail] NotificationNo part may be reproduced except as authorized by written permission.The copyright and the foregoing restriction extend to reproduction in all media.© European Telecommunications Standards Institute 1999.All rights reserved.SIST EN 300 721 V1.2.2:2004



ETSIETSI EN 300 721 V1.2.2 (1999-07)3ContentsIntellectual Property Rights.5Foreword.51Scope.62References.63Definitions and abbreviations.73.1Definitions.73.2Abbreviations.84General.94.1Presentation of equipment for testing purposes.94.2Description of equipment.94.3Host-connected equipment.105 Requirements.105.1Unwanted emission outside the bands 148 MHz to 150,05 MHz, 235 MHz to 322 MHz, 335,4 MHz to399,9 MHz and 399,9 MHz to 400,05 MHz.105.1.1Justification and purpose.105.1.2Conformance requirements.105.1.3Conformance test.115.1.4Test condition.125.1.5Test requirements.125.2Unwanted emission within the bands 148 MHz to 150,05 MHz, 235 MHz to 322 MHz, 335,4 MHz to399,9 MHz and 399,9 MHz to 400,05 MHz.135.2.1Justification and purpose.135.2.2Conformance requirements.135.2.3Conformance test.135.2.4Test condition.145.2.5Test requirements.145.3EIRP density within the operational band.145.3.1Justification and purpose.145.3.2Conformance requirements.145.3.3Conformance test.145.3.4Test condition.155.3.5Test requirements.155.4Unwanted emissions in carrier-off state.155.4.1Justification and purpose.155.4.2Conformance requirements.165.4.3Conformance test.165.4.4Test condition.165.4.5Test requirements.165.5MES Control and Monitoring Functions (CMF).165.5.1Justification and purpose.165.5.2Special Test Equipment (STE).175.5.3Conformance requirements and Tests.175.5.3.1 Self-monitoring functions - Processor monitoring.175.5.3.1.1Conformance test.175.5.3.2Self-monitoring functions -Transmit frequency generation sub-system monitoring.175.5.3.2.1Conformance test.175.5.4Network control authorization and reception - Network control authorization.175.5.4.1Conformance test.185.5.4.2Test procedure and requirements.185.5.5Network control authorization and reception - Network control reception.185.5.5.1Transmission disable/enable.185.5.5.2Conformance test.185.5.5.3Test procedure and requirements.19SIST EN 300 721 V1.2.2:2004



ETSIETSI EN 300 721 V1.2.2 (1999-07)45.5.6Transmit frequency control.195.5.6.1Conformance test.195.5.6.2Test procedure and requirements.195.6Equipment identity.205.6.1Justification and purpose.205.6.2Conformance requirements.205.6.3Conformance test.205.6.4Test procedure.205.6.5Test requirements.215.7Protection of the Radio Astronomy Service (RAS) from emissions produced by the MES in the bands150,05 MHz to 153 MHz, 322 MHz to 328,6 MHz and 406,1 MHz to 410 MHz.215.7.1Justification and purpose.215.7.2Conformance requirements.215.7.3Conformance test.215.7.4Test procedure.215.7.5Test requirement.215.8Environmental conditions.215.8.1General.215.8.2Environmental requirements.215.8.2.1Temperature.215.8.2.2Voltage.225.8.2.3Vibration.225.8.3Environmental test conditions.225.8.3.1Specification of the environmental test conditions.225.8.3.2Tests under extreme voltage conditions.226Test Methods.236.1General test requirements.236.1.1MES test modes.236.1.2Special Test Equipment (STE).236.1.2.1STE description.236.1.2.2Use of STE for control and monitoring functions tests.246.1.2.3Test modulating signal.246.1.3Laboratory Test Equipment (LTE).246.1.4Methods of test for MES RF emissions.256.1.5Interpretation of the measurement results.256.1.6Test report.256.2Testing of host-connected equipment and plug-in modules.256.2.1Alternative A: combined equipment.256.2.2Alternative B: use of a test jig.266.3Procedures for measurement of radiated emissions.266.3.1General.266.3.1.1Test site.266.3.1.2Test set up for radiated emissions of the MES.266.3.1.3Reference position of the MES.276.3.2Measurement procedure for radiated emissions (average).276.3.2.1Measurement procedure for average radiated emissions of the MES.276.3.2.2Measurement procedure for average radiated emissions of the cabinet.296.4Procedures for measurement of conducted emissions.296.4.1General.296.4.1.1Test site.296.4.1.2Test set-up.306.4.2Measurement procedure for conducted emissions (average).30Annex A (normative):Requirements Table (RT).31Bibliography.32History.33SIST EN 300 721 V1.2.2:2004



ETSIETSI EN 300 721 V1.2.2 (1999-07)5Intellectual Property RightsIPRs essential or potentially essential to the present document may have been declared to ETSI. The informationpertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be foundin SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respectof ETSI standards", which is available free of charge from the ETSI Secretariat. Latest updates are available on theETSI Web server (http://www.etsi.org/ipr).Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guaranteecan be given as to the existence of other IPRs not referenced in SR 000 314 (or the updates on the ETSI Web server)which are, or may be, or may become, essential to the present document.ForewordThis European Standard (Telecommunications series) has been produced by ETSI Technical Committee Satellite EarthStations and Systems (SES).The present document has been produced by ETSI in response to a mandate from the European Commission issuedunder Council Directive 98/34/EC [2] (as amended) laying down a procedure for the provision of information in thefield of technical standards and regulations.The present document is intended to become a Harmonized Standard, the reference of which will be published in theOfficial Journal of the European Communities referencing the Council Directive 93/97/EEC [3] supplementingDirective 98/13/EC [1] in respect of satellite earth station equipment ("the SES Directive").Technical specifications relevant to the SES Directive are given in annex A.National transposition datesDate of adoption of this EN:23 July 1999Date of latest announcement of this EN (doa):31 October 1999Date of latest publication of new National Standardor endorsement of this EN (dop/e):30 April 2000Date of withdrawal of any conflicting National Standard (dow):30 April 2000SIST EN 300 721 V1.2.2:2004



ETSIETSI EN 300 721 V1.2.2 (1999-07)61ScopeThe present document specifies those technical requirements that apply to Mobile Earth Stations (MESs) for compliancewith article 17 of Council Directive 98/13/EC [1].There are no essential requirements under article 17.6 of Directive 98/13/EC [1] for terminals approved against thepresent document, and there is no guarantee of correct interworking between satellite earth station equipment.The MESs will operate in frequency range below 1 GHz, in one or more of the Mobile Satellite Service (MSS)/LandMobile-Satellite Service (LMSS) frequency bands given in table 1.Table 1: Frequency RangesMES Transmit frequencies and Service allocations(MHz)MES Receive frequencies and Service allocations(MHz)148 to 149,9MSS137 to 137,025 MSS149,9 to 150,05LMSS137,025 to 137,175 MSS235 to 322MSS137,175 to 137,825 MSS335,4 to 399,9MSS137,825 to 138 MSS399,9 to 400,05LMSS235 to 322 MSS335,4 to 399,9 MSS400,15 to 401 MSS-The MESs could be a Based MES (BMES), a Vehicle mounted MES (VMES), or a Portable MES (PMES).-The MESs operate through satellites in Low Earth Orbit (LEO) as part of a network providing Low Bit Rate DataCommunications (LBRDC).-The MESs are controlled and monitored by a Network Control Facility (NCF). The NCF is outside the scope ofthe present document.The requirements of the present document shall be selected to ensure an adequate level of compatibility with other radioservices.The present document does not contain any requirement, recommendation, or information about the installation of theMESs.Compliance of MESs to the requirements of the present document does not imply that the MESs may be used. Inconformity with article 15.2 of Directive 98/13/EC [1] the use of such equipment may be subject to licensing terms inconformity with Community law.2ReferencesThe following documents contain provisions which, through reference in this text, constitute provisions of the presentdocument.· References are either specific (identified by date of publication, edition number, version number, etc.) ornon-specific.· For a specific reference, subsequent revisions do not apply.· For a non-specific reference, the latest version applies.· A non-specific reference to an ETS shall also be taken to refer to later versions published as an EN with the samenumber.[1]Directive 98/13/EC of the European Parliament and of the Council of 12 February 1998 relating totelecommunications terminal equipment and satellite earth station equipment, including the mutualrecognition of their conformity.SIST EN 300 721 V1.2.2:2004



ETSIETSI EN 300 721 V1.2.2 (1999-07)7[2]Directive 98/34/EC of the European Parliament and of the Council of 22 June 1998 laying down aprocedure for the provision of information in the field of technical standards and regulations.[3]Directive 93/97/EEC of the European Parliament and of the Council concerning satellite earthstation equipment, including the mutual recognition of their conformity: COM(95) 612 fin.[4]IEC 60068-2-1: "Environmental testing - Part 2: Tests. Tests A: Cold".[5]IEC 60068-2-2: "Environmental testing - Part 2: Tests. Tests B: Dry heat".[6]IEC 60068-2-36: "Environmental testing - Part 2: Tests. Tests Fdb: Random vibration wide band -Reproducibility medium".3Definitions and abbreviations3.1DefinitionsFor the purposes of the present document, the following terms and definitions apply:applicant: party seeking an approval, or to place a S-PCS < 1 GHz MES on the market, i.e. the manufacturer of theequipment, or his authorized representative, or an equipment supplier to the marketBMES: MES intended to be installed in a fixed location, and which is powered either by DC or AC supplycarrier-off state: MES is in this state when it is not transmitting a signal, i.e. not in the carrier-on statecarrier-on state: MES is in this state when it is transmitting a signal in a continuous or non-continuous modecontrol channel: control channel may be either a command to a particular MES or a signal from the satellite containingcontrol information to appropriately enable or disable transmissions from a MESconducted measurement: measurement of emissions from an antenna port of the MES made by direct wired connectionto the portEquivalent Isotropically Radiated Power (EIRP): product of transmitter power and antenna gain, equivalent to anisotropic source radiating uniformly in all directionshost-connected: indicates an MES for which connection to or integration with host equipment is necessary to offerfunctionalityhost equipment: is any equipment which has a complete user functionality when not connected to the MES, and towhich the MES provides additional functionality, and to which connection is necessary for the MES to offerfunctionalityInstallable Equipment (IE), Internally Mounted Equipment (IME) And Externally Mounted Equipment (EME):Installable Equipment (IE) is an equipment which is intended to be installed in a vehicle. An IE may consist of one orseveral interconnected modules. The IE is composed of modules intended to be externally mounted as declared by theapplicant, and defined as Externally Mounted Equipment (EME) and the remaining modules(s) as Internally MountedEquipment (IME)Laboratory Test Equipment (LTE): logical grouping that contains the standard test equipment provided by a testlaboratoryMSS band: continuous range of frequencies allocated by the ITU to the MSS (Mobile Satellite Service)narrow-band system: narrow-band system is one in which the nominal carrier frequency spacing for MESs in theEarth-to-space direction is less than 300 kHznetwork control channel: channel by which an MES receives general control information from the NCFSIST EN 300 721 V1.2.2:2004



ETSIETSI EN 300 721 V1.2.2 (1999-07)8NCF control message: message, normally originating from a network, to a specified terminal or set of terminals of thenetwork which indicates to the terminal or set of terminals that it/they should carry out some specific action or shouldenter or maintain some specific state. For test purposes NCF control messages may originate from Special TestEquipment (STE)nominated bandwidth: bandwidth of the MES radio frequency transmission is nominated by the applicant. Thenominated bandwidth is wide enough to encompass all spectral elements of the transmission which have a level greaterthan the specified unwanted emissions limits. The nominated bandwidth is wide enough to take account of the transmitcarrier frequency stability. The nominated bandwidth is within the MSS transmit frequency band within which the MESoperatesPMES: MES intended to be portable, and which is powered by a stand alone battery, and generally intended to beself-contained and free standing. A PMES would normally consist of a single module, but may consist of severalinterconnected modules. In some cases different specifications apply to PMES and this is noted in the relevant textradiated measurement: measurement of an actual radiated fieldSpecial Test Equipment (STE): equipment which allows a test laboratory to control the MES so that the tests requiredby the present document can be performedtest laboratory: laboratory authorized by an accreditation body, which performs conformance testing in accordancewith the Directive 98/13/EC [1]test load: test load is a substantially non-reactive, non-radiating power attenuator which is capable of safely dissipatingthe power from the transmitter(s)unwanted emissions: unwanted emissions are those falling outside the nominated bandwidth in the carrier-on state, andthose generated in the carrier-off stateVMES: MES intended to be installed on a vehiclewide-band system: wide-band system is one in which the nominal carrier frequency spacing for MESs in theEarth-to-space direction is equal to or greater than 300 kHzNOTE:For FDMA/DCAA systems the Nominated Bandwidth does not exceed 25 kHz.3.2AbbreviationsFor the purposes of the present document, the following abbreviations apply:ACAlternating CurrentASDAcceleration Spectral DensityBMESBase MESCMFControl and Monitoring FunctiondBpWdecibels relative to 1 picaWattDCDirect CurrentDCAADynamic Channel Activity AssignmentDS-SSMADirect Sequence Spread Spectrum Multiple AccessEIRPEquivalent Isotropically Radiated PowerEMCElectro-Magnetic CompatibilityEMEExternally Mounted EquipmentFDMAFrequency Division Multiple AccessIEInstallable EquipmentIECInternational Electrotechnical Commission/CommitteeIMEInternally Mounted EquipmentITUInternational Telecommunications UnionLBRDCLow Bit Rate Data CommunicationsLMSSLand Mobile Satellite ServiceLTELaboratory Test EquipmentMESMobile Earth StationMICMES Identification CodeMSSMobile Satellite ServiceSIST EN 300 721 V1.2.2:2004



ETSIETSI EN 300 721 V1.2.2 (1999-07)9NCFNetwork Control FacilityPMESPortable MESppmparts per millionRASRadio Astronomy ServiceRFRadio FrequencyS-PCSSatellite Personal Communication System/ServiceSTESpecial Test EquipmentVMESVehicle Mounted MES4General4.1Presentation of equipment for testing purposesThe applicant may provide to a test laboratory one or more preliminary or production models of the MES equipment, asappropriate, for testing for conformance against the technical requirements of the present document.If the MES is intended for use with an active antenna, this shall be provided as part of the MES.If a statement of conformance with the present document is given by the test laboratory on the basis of tests on apreliminary model, then the statement of conformance shall apply to corresponding production models only if they areidentical in all technical respects with the preliminar
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