1、 ETSI EN 302 077 V2.1.1 (2018-06) Transmitting equipment for the Digital Audio Broadcasting (DAB) service; Harmonised Standard for access to radio spectrum HARMONISED EUROPEAN STANDARD ETSI ETSI EN 302 077 V2.1.1 (2018-06) 2 Reference REN/ERM-TG17-015 Keywords audio, broadcasting, DAB, digital, harm
2、onised standard, radio, regulation ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association but non lucratif enregistre la Sous-Prfecture de Grasse (06) N 7803/88 Important notice The present
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6、:/portal.etsi.org/People/CommiteeSupportStaff.aspx Copyright Notification No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm except as authorized by written permission of ETSI. The content of the PDF version shall not be
7、modified without the written authorization of ETSI. The copyright and the foregoing restriction extend to reproduction in all media. ETSI 2018. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI logo are trademarks of ETSI registered for the benefit of its Members. 3GPPTM and LTETMare trad
8、emarks of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. oneM2M logo is protected for the benefit of its Members. GSMand the GSM logo are trademarks registered and owned by the GSM Association. ETSI ETSI EN 302 077 V2.1.1 (2018-06) 3 Contents Intellectual Pro
9、perty Rights 6g3Foreword . 6g3Modal verbs terminology 6g31 Scope 7g32 References 7g32.1 Normative references . 7g32.2 Informative references 7g33 Definitions, symbols and abbreviations . 8g33.1 Definitions 8g33.2 Symbols 9g33.3 Abbreviations . 9g34 Technical requirements specifications . 10g34.1 Env
10、ironmental profile . 10g34.2 Conformance requirements 10g34.2.1 Rated output power accuracy 10g34.2.1.1 Definition 10g34.2.1.2 Limit 10g34.2.1.3 Conformance . 10g34.2.2 Frequency stability 10g34.2.2.1 Definition 10g34.2.2.2 Limit 11g34.2.2.3 Conformance . 11g34.2.3 Crest factor 11g34.2.3.1 Definitio
11、n 11g34.2.3.2 Limit 11g34.2.3.3 Conformance . 11g34.2.4 Spurious emissions . 11g34.2.4.1 Definition 11g34.2.4.2 Limits 11g34.2.4.3 Conformance . 13g34.2.5 Out-of-band emissions 13g34.2.5.1 Definition 13g34.2.5.2 Limit 13g34.2.5.3 Conformance . 17g34.2.6 MCOFDM systems: ACLR performance . 17g34.2.6.1
12、 Definition 17g34.2.6.2 Limit 17g34.2.6.3 Conformance . 17g34.2.7 MCOFDM systems: MER performance . 17g34.2.7.1 Definition 17g34.2.7.2 Limit 17g34.2.7.3 Conformance . 17g34.2.8 Behaviour in case of erroneous ETI signal . 17g34.2.8.1 Definition 17g34.2.8.2 Limit 17g34.2.8.3 Conformance . 18g34.2.9 BE
13、R-Performance degradation . 18g34.2.9.1 Definition 18g34.2.9.2 Limit 18g34.2.9.3 Conformance . 18g35 Testing for compliance with technical requirements 19g35.1 Environmental conditions for testing . 19g35.2 Interpretation of the measurement results 19g35.3 Methods of measurement . 19g3ETSI ETSI EN 3
14、02 077 V2.1.1 (2018-06) 4 5.3.1 Rated output power accuracy 19g35.3.1.1 Method of measurement 19g35.3.1.1.1 Initial conditions 19g35.3.1.1.2 Procedure . 20g35.3.1.1.3 Test requirements 20g35.3.2 Frequency stability 20g35.3.2.1 Method of measurement 20g35.3.2.1.1 Initial conditions 20g35.3.2.1.2 Proc
15、edure . 20g35.3.2.1.3 Test requirements 21g35.3.3 Crest factor 21g35.3.3.1 Method of measurement 21g35.3.3.1.1 Initial conditions 21g35.3.3.1.2 Procedure . 21g35.3.3.1.3 Test requirements 21g35.3.4 Spurious emissions . 21g35.3.4.1 Method of measurement 21g35.3.4.1.1 Initial conditions 21g35.3.4.1.2
16、Procedure . 22g35.3.4.1.3 Test requirements 22g35.3.5 Out-of-band emissions 22g35.3.5.1 Method of measurement 22g35.3.5.1.1 Initial conditions 22g35.3.5.1.2 Procedure . 22g35.3.5.1.3 Test requirements 22g35.3.6 MCOFDM systems: ACLR 22g35.3.6.1 Method of measurement 22g35.3.6.1.1 Initial conditions 2
17、2g35.3.6.1.2 Procedure . 23g35.3.6.1.3 Test requirements 23g35.3.7 MCOFDM systems: MER 23g35.3.7.1 Method of measurement 23g35.3.7.1.1 Initial conditions 23g35.3.7.1.2 Procedure . 23g35.3.7.1.3 Test requirements 23g35.3.8 Behaviour in case of erroneous ETI signal . 24g35.3.8.1 Method of measurement
18、24g35.3.8.1.1 Initial conditions 24g35.3.8.1.2 Procedure . 24g35.3.8.1.3 Test requirements 24g35.3.9 BER-Performance degradation . 24g35.3.9.1 Method of measurement 24g35.3.9.1.1 Initial conditions 24g35.3.9.1.2 Procedure . 24g35.3.9.1.3 Test requirements 24g3Annex A (informative): Relationship betw
19、een the present document and the essential requirements of Directive 2014/53/EU . 25g3Annex B (normative): General measuring arrangements 27g3B.1 Testing arrangements for antenna port measurements . 27g3B.1.1 Spurious emissions . 27g3B.1.2 Out-of-band emissions . 28g3B.1.3 MCOFDM: ACLR and MER perfo
20、rmance 29g3B.1.4 Test frequency range 29g3B.1.5 Test modulating signal . 30g3Annex C (normative): Typical COFDM measuring arrangements . 31g3C.1 ETI errors . 31g3C.2 Bit Error performance measurement 31g3ETSI ETSI EN 302 077 V2.1.1 (2018-06) 5 C.2.1 Test procedure 31g3Annex D (informative): Practica
21、l measurement of spurious domain emissions . 33g3D.1 Introduction 33g3D.2 Directional coupler issues 33g3Annex E (informative): Spectrum measurements . 34g3Annex F (informative): MCOFDM systems 35g3F.1 Introduction 35g3F.2 Architecture 36g3Annex G (informative): Change history . 38g3History 39g3ETSI
22、 ETSI EN 302 077 V2.1.1 (2018-06) 6 Intellectual Property Rights Essential patents IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and
23、 can be found in ETSI SR 000 314: “Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (https:/ipr.etsi.org/). Pursuant to the
24、ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to the present document. Trade
25、marks The present document may include trademarks and/or tradenames which are asserted and/or registered by their owners. ETSI claims no ownership of these except for any which are indicated as being the property of ETSI, and conveys no right to use or reproduce any trademark and/or tradename. Menti
26、on of those trademarks in the present document does not constitute an endorsement by ETSI of products, services or organizations associated with those trademarks. Foreword This Harmonised European Standard (EN) has been produced by ETSI Technical Committee Electromagnetic compatibility and Radio spe
27、ctrum Matters (ERM). The present document has been prepared under the Commissions standardisation request C(2015) 5376 final i.4 to provide one voluntary means of conforming to the essential requirements of Directive 2014/53/EU on the harmonisation of the laws of the Member States relating to the ma
28、king available on the market of radio equipment and repealing Directive 1999/5/EC i.1. Once the present document is cited in the Official Journal of the European Union under that Directive, compliance with the normative clauses of the present document given in table A.1 confers, within the limits of
29、 the scope of the present document, a presumption of conformity with the corresponding essential requirements of that Directive, and associated EFTA regulations. National transposition dates Date of adoption of this EN: 4 June 2018 Date of latest announcement of this EN (doa): 30 September 2018 Date
30、 of latest publication of new National Standard or endorsement of this EN (dop/e): 31 March 2019 Date of withdrawal of any conflicting National Standard (dow): 31 March 2020 Modal verbs terminology In the present document “shall“, “shall not“, “should“, “should not“, “may“, “need not“, “will“, “will
31、 not“, “can“ and “cannot“ are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of provisions). “must“ and “must not“ are NOT allowed in ETSI deliverables except when used in direct citation. ETSI ETSI EN 302 077 V2.1.1 (2018-06) 7 1 Scope The p
32、resent document specifies technical characteristics and methods of measurements for transmitter equipment for broadcast sound services using the Digital Audio Broadcast (DAB) modulation system operating in VHF band III (174 MHz to 240 MHz). The present document covers the essential requirements of a
33、rticle 3.2 of Directive 2014/53/EU i.1 under the conditions identified in annex A. NOTE: The relationship between the present document and essential requirements of article 3.2 of Directive 2014/53/EU i.1 is given in annex A. 2 References 2.1 Normative references References are specific, identified
34、by date of publication and/or edition number or version number. Only the cited version applies. Referenced documents which are not found to be publicly available in the expected location might be found at https:/docbox.etsi.org/Reference/. NOTE: While any hyperlinks included in this clause were vali
35、d at the time of publication, ETSI cannot guarantee their long term validity. The following referenced documents are necessary for the application of the present document. 1 ETSI EN 300 401 (V2.1.1) (01-2017): “Radio broadcasting systems; Digital Audio Broadcasting (DAB) to mobile, portable and fixe
36、d receivers“. 2 ETSI ETS 300 799 (Edition 1) (09-1997): “Digital Audio Broadcasting (DAB); Distribution interfaces; Ensemble Transport Interface (ETI)“. 2.2 Informative references References are either specific (identified by date of publication and/or edition number or version number) or non-specif
37、ic. For specific references, only the cited version applies. For non-specific references, the latest version of the referenced document (including any amendments) applies. NOTE: While any hyperlinks included in this clause were valid at the time of publication, ETSI cannot guarantee their long term
38、validity. The following referenced documents are not necessary for the application of the present document but they assist the user with regard to a particular subject area. i.1 Directive 2014/53/EU of the European Parliament and of the Council of 16 April 2014 on the harmonisation of the laws of th
39、e Member States relating to the making available on the market of radio equipment and repealing Directive 1999/5/EC. i.2 ETSI TR 100 028 (all parts): “Electromagnetic compatibility and Radio spectrum Matters (ERM); Uncertainties in the measurement of mobile radio equipment characteristics“. i.3 ETSI
40、 TR 100 028-2: “Electromagnetic compatibility and Radio spectrum Matters (ERM); Uncertainties in the measurement of mobile radio equipment characteristics; Part 2“. i.4 Commission Implementing Decision C(2015) 5376 final of 4.8.2015 on a standardisation request to the European Committee for Electrot
41、echnical Standardisation and to the European Telecommunications Standards Institute as regards radio equipment in support of Directive 2014/53/EU of the European Parliament and of the Council. ETSI ETSI EN 302 077 V2.1.1 (2018-06) 8 3 Definitions, symbols and abbreviations 3.1 Definitions For the pu
42、rposes of the present document, the terms and definitions given in Directive 2014/53/EU i.1 and the following apply: Adjacent Channel Leakage Ratio (ACLR): ratio of the mean power of the DAB signal in the OFDM block at fLto the mean power of the unoccupied OFDM block within the MCOFDM group antenna
43、port: port of an apparatus which is designed, in normal operation, to be connected to an antenna using coaxial cable broadcasting service: radiocommunication service in which the transmissions are intended for direct reception by the general public NOTE: This service may include sound transmissions,
44、 television transmissions or other types of transmission. class of emission: set of characteristics of an emission, designated by standard symbols, e.g. type of modulation of the main carrier, modulating signal, type of information to be transmitted, and also, if appropriate, any additional signal c
45、haracteristics DAB transmitter: device comprising a DAB exciter, RF amplifier and RF system filter dBc: decibels relative to the unmodulated carrier power of the emission NOTE: In the cases which do not have a carrier, for example in some digital modulation schemes where the carrier is not accessibl
46、e for measurement, the reference level equivalent to dBc is decibels relative to the mean power P. enclosure port: physical boundary of the apparatus through which electromagnetic fields may radiate or impinge NOTE: In the case of integral antenna equipment, this port is inseparable from the antenna
47、 port. exclusion band: band of radio frequencies where no measurements are made harmonic: component of order greater than 1 of the Fourier series of a periodic quantity high power transmitter: transmitter whose conducted output power is greater than 1 000 W per OFDM block intermodulation products: u
48、nwanted frequencies resulting from intermodulation between carriers or harmonics of emission, or between any oscillations generated to produce the carrier low power transmitter: transmitter whose conducted output power is less than or equal to 25 W per OFDM block MCOFDM group: group of OFDM blocks g
49、enerated by a MCOFDM system MCOFDM system: low power transmitter system that generates more than one OFDM block with an overall RF system filter spanning all blocks mean power: average power supplied to the antenna port by a transmitter during an interval of time sufficiently long compared with the lowest frequency encountered in the modulation envelope taken under normal operating conditions medium power transmitter: transmitter whose conducted output power is greater than 25 W and less than or equal to 1 000 W per OFDM block necessary bandwidth: for a
