Short Range Devices - Transport and Traffic Telematics (TTT) - Ultra-wideband radar equipment operating in the 24,25 GHz to 26,65 GHz range - Harmonised Standard covering the essential requirements of article 3.2 of Directive 2014/53/EU

The present document specifies the technical characteristics and test methods for automotive ultra-wideband (UWB)
radar equipment fitted with integral antennas operating in the frequency range from 24,25 GHz to 26,65 GHz working
as broadband devices with at least 500 MHz bandwidth and references CEPT/ERC Recommendation 70-03 [i.1] and EC
Decision 2013/752/EU [i.2].
This equipment is intended for Transport and Traffic Telematics (TTT) applications according to ERC
Recommendation 70-03 [i.1], annex 5, such as obstacle detection, stop and go, blind spot detection, parking aid, backup
aid, precrash and other automotive applications.
In case of differences (for instance concerning special conditions, definitions, abbreviations) between the present
document and ETSI EN 303 396 [1], the provisions of the present document take precedence.
The present document covers transmitters intended to operate in a temporary frequency designation under the ECC
decision CEPT/ECC/DEC/(04)10 [i.6], the EU Commission decision 2005/50/EC [i.7] and the amendment as presented
in RSCOM11-07 [i.9].
• The operating frequency range for intentional UWB emissions has been determined from 21,65 GHz to
26,65 GHz until 30th June 2013. This is no longer covered by the present document.
• Since 30th June 2013 the operating frequency range for intentional UWB has reduced frequency band from
24,25 GHz to 26,65 GHz until 1st January 2018, with an extension for car models which have received type
approval before 1st January 2018 and which can continue to be put on the market until 1st January 2022 [i.6].
This equipment is covered by the present document.
The present document covers the essential requirements of article 3.2 of Directive 2014/53/EU [i.3] under the
conditions identified in annex A.

Naprave kratkega dosega - Transportna in prometna telematika (TTT) - Ultra širokopasovna radarska oprema, ki deluje v frekvenčnem območju od 24,25 GHz do 26,65 GHz - Harmonizirani standard, ki zajema bistvene zahteve člena 3.2 direktive 2014/53/EU

Ta dokument določa tehnične lastnosti in preskusne metode za avtomobilsko ultra širokopasovno radarsko opremo (UWB) z vgrajenimi antenami, ki deluje v frekvenčnem območju od 24,25 GHz do 26,65 GHz kot širokopasovne naprave s pasovno širino vsaj 500 MHz, ter sklice iz priporočila CEPT/ERC 70-03 [i.1] in sklepa Komisije 2013/752/EU [i.2].
Ta oprema je namenjena napravam za transportno in prometno telematiko (TTT) v skladu z dodatkom 5
priporočila ERC 70-03 [i.1], kot so naprave za zaznavanje ovir, zagotavljanje funkcije »ustavi in spelji«, zaznavanje mrtvih točk, pomoč pri parkiranju, podporo, opozarjanje na nesreče in druge avtomobilske naprave.
Če se ta dokument in standard ETSI EN 303 396 [1] razlikujeta (na primer glede posebnih pogojev, opredelitev, kratic), imajo prednost določbe tega dokumenta.
Ta dokument zajema oddajnike, ki so namenjeni delovanju pri začasno določeni frekvenci v skladu z odločbo ECC CEPT/ECC/DEC/(04)10 [i.6], odločbo Komisije 2005/50/ES [i.7] in dopolnilom iz dokumenta RSCOM11-07 [i.9].
• Frekvenčno območje delovanja za namerne emisije UWB je bilo določeno za območje od 21,65 GHZ do 26,65 GHz do 30. junija 2013. To ni več zajeto v tem dokumentu.
• Od 30. junija 2013 je frekvenčno območje delovanja za namerne emisije UWB zmanjšano na frekvenčni pas od 24,25 GHz do 26,65 GHz do 1. januarja 2018, s podaljšanjem za avtomobilske modele, pri katerih je bila vloga za homologacijo odobrena pred 1. januarjem 2018 in ki se lahko predstavijo na trgu do 1. januarja 2022 [i.6].
Ta oprema je zajeta v tem dokumentu.
Ta dokument zajema bistvene zahteve člena 3.2 direktive 2014/53/EU [i.3] pod pogoji iz dodatka A.

General Information

Status
Published
Public Enquiry End Date
23-Apr-2017
Publication Date
28-May-2017
Technical Committee
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
15-May-2017
Due Date
20-Jul-2017
Completion Date
29-May-2017

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ETSI EN 302 288 V2.1.1 (2017-05) - Short Range Devices; Transport and Traffic Telematics (TTT); Ultra-wideband radar equipment operating in the 24,25 GHz to 26,65 GHz range; Harmonised Standard covering the essential requirements of article 3.2 of Directive 2014/53/EU
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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Short Range Devices - Transport and Traffic Telematics (TTT) - Ultra-wideband radar equipment operating in the 24,25 GHz to 26,65 GHz range - Harmonised Standard covering the essential requirements of article 3.2 of Directive 2014/53/EU35.240.60Uporabniške rešitve IT v prometuIT applications in transport33.060.99Druga oprema za radijske komunikacijeOther equipment for radiocommunicationsICS:Ta slovenski standard je istoveten z:ETSI EN 302 288 V2.1.1 (2017-05)SIST EN 302 288 V2.1.1:2017en01-julij-2017SIST EN 302 288 V2.1.1:2017SLOVENSKI
STANDARD



SIST EN 302 288 V2.1.1:2017



ETSI EN 302 288 V2.1.1 (2017-05) Short Range Devices; Transport and Traffic Telematics (TTT); Ultra-wideband radar equipment operating in the 24,25 GHz to 26,65 GHz range; Harmonised Standard covering the essential requirements of article 3.2 of Directive 2014/53/EU
HARMONISED EUROPEAN STANDARD SIST EN 302 288 V2.1.1:2017



ETSI ETSI EN 302 288 V2.1.1 (2017-05) 2
Reference REN/ERM-TGSRR-78 Keywords harmonised standard, radar, radio, RTTT, SRD, testing, UWB 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 à but non lucratif enregistrée à la Sous-Préfecture de Grasse (06) N° 7803/88
Important notice The present document can be downloaded from: http://www.etsi.org/standards-search The present document may be made available in electronic versions and/or in print. The content of any electronic and/or print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat. Users of the present document should be aware that the document may be subject to revision or change of status. Information on the current status of this and other ETSI documents is available at https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx If you find errors in the present document, please send your comment to one of the following services: https://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 modified without the written authorization of ETSI. The copyright and the foregoing restriction extend to reproduction in all media.
© European Telecommunications Standards Institute 2017. All rights reserved.
DECTTM, PLUGTESTSTM, UMTSTM and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members. 3GPPTM and LTE™ are Trade Marks 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 GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association. SIST EN 302 288 V2.1.1:2017



ETSI ETSI EN 302 288 V2.1.1 (2017-05) 3 Contents Intellectual Property Rights . 5 Foreword . 5 Modal verbs terminology . 5 1 Scope . 6 2 References . 6 2.1 Normative references . 6 2.2 Informative references . 7 3 Definitions, symbols and abbreviations . 8 3.1 Definitions . 8 3.2 Symbols . 8 3.3 Abbreviations . 8 4 Technical requirements specification . 8 4.1 Environmental conditions . 8 4.2 General . 8 4.2.0 Multiple operating bandwidths . 8 4.2.1 Wanted performance criteria. 9 4.2.2 Fixed and scanning antennas . 9 4.3 Transmitter Conformance Requirements . 9 4.3.1 Operating Frequency Range . 9 4.3.1.1 Applicability. 9 4.3.1.2 Description . 9 4.3.1.3 Limits . 9 4.3.1.4 Conformance . 9 4.3.2 Mean Power Spectral Density . 10 4.3.2.1 Applicability. 10 4.3.2.2 Description . 10 4.3.2.3 Limits . 10 4.3.2.4 Conformance . 10 4.3.3 Peak Power . 10 4.3.3.1 Applicability. 10 4.3.3.2 Description . 10 4.3.3.3 Limits . 11 4.3.3.4 Conformance . 11 4.3.4 Unwanted emissions in the out-of-band domain . 11 4.3.4.1 Applicability. 11 4.3.4.2 Description . 11 4.3.4.3 Limits . 11 4.3.4.4 Conformance . 12 4.3.5 Unwanted emissions in the spurious domain . 12 4.3.5.1 Applicability. 12 4.3.5.2 Description . 12 4.3.5.3 Limits . 12 4.3.5.4 Conformance . 12 4.4 Receiver Conformance Requirements . 12 4.4.1 Introduction. 12 4.4.2 Receiver spurious emissions . 13 4.4.2.1 Applicability. 13 4.4.2.2 Description . 13 4.4.2.3 Limits . 13 4.4.2.4 Conformance . 13 4.4.3 Receiver in-band, out-of-band and remote-band signals handling. 13 4.4.3.1 Applicability. 13 4.4.3.2 Description . 14 4.4.3.3 Limits . 14 SIST EN 302 288 V2.1.1:2017



ETSI ETSI EN 302 288 V2.1.1 (2017-05) 4 4.4.3.4 Conformance . 14 4.5 Void . 14 4.6 Antenna Requirements . 14 4.6.1 Unwanted vertical plane transmitter emissions in the 23,6 GHz to 24,0 GHz band . 14 4.6.1.1 Applicability. 14 4.6.1.2 Description . 14 4.6.1.3 Limits . 14 4.6.1.4 Conformance . 14 5 Testing for compliance with technical requirements . 15 5.1 General . 15 5.2 Product information . 15 6 Test setup and procedures . 15 7 Conformance methods of measurement . 15 7.1 General . 15 Annex A (informative): Relationship between the present document and the essential requirements of Directive 2014/53/EU . 16 Annex B (informative): Change history . 17 History . 18
SIST EN 302 288 V2.1.1:2017



ETSI ETSI EN 302 288 V2.1.1 (2017-05) 5 Intellectual Property Rights IPRs essential or potentially essential to the present document 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 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 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. Foreword This Harmonised European Standard (EN) has been produced by ETSI Technical Committee Electromagnetic compatibility and Radio spectrum Matters (ERM). The present document has been prepared under the Commission's standardisation request C(2015) 5376 final [i.8] 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 making available on the market of radio equipment and repealing Directive 1999/5/EC [i.3]. 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 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: 24 April 2017 Date of latest announcement of this EN (doa): 31 July 2017 Date of latest publication of new National Standard or endorsement of this EN (dop/e):
31 January 2018 Date of withdrawal of any conflicting National Standard (dow): 31 January 2019
Modal verbs terminology In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will 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.
SIST EN 302 288 V2.1.1:2017



ETSI ETSI EN 302 288 V2.1.1 (2017-05) 6 1 Scope The present document specifies the technical characteristics and test methods for automotive ultra-wideband (UWB) radar equipment fitted with integral antennas operating in the frequency range from 24,25 GHz to 26,65 GHz working as broadband devices with at least 500 MHz bandwidth and references CEPT/ERC Recommendation 70-03 [i.1] and EC Decision 2013/752/EU [i.2]. This equipment is intended for Transport and Traffic Telematics (TTT) applications according to ERC Recommendation 70-03 [i.1], annex 5, such as obstacle detection, stop and go, blind spot detection, parking aid, backup aid, precrash and other automotive applications. Table 1 shows the frequency bands as designated to ultra-wideband (UWB) radar. Table 1: Frequency of operation
Frequency bands / frequencies Frequency bands / frequencies Transmit 1 24,25 GHz to 26,65 GHz UWB mode Receive 1 24,25 GHz to 26,65 GHz UWB mode Transmit 2 24,05 GHz to 24,25 GHz (see note) Single carrier emissions (see note) Receive 2 24,05 GHz to 24,25 GHz (see note) Single carrier emissions (see note) NOTE: Single carrier emissions in the SRD band from 24,05 GHz to 24,25 GHz according to the present document may not be used on its own, but only in conjunction with UWB emissions in the 24,25 GHz to 26,65 GHz range. For 24,05 GHz to 24,25 GHz devices the present document does not apply and the correct standard is ETSI EN 302 858 [i.11].
In case of differences (for instance concerning special conditions, definitions, abbreviations) between the present document and ETSI EN 303 396 [1], the provisions of the present document take precedence. The present document covers transmitters intended to operate in a temporary frequency designation under the ECC decision CEPT/ECC/DEC/(04)10 [i.6], the EU Commission decision 2005/50/EC [i.7] and the amendment as presented in RSCOM11-07 [i.9]. • The operating frequency range for intentional UWB emissions has been determined from 21,65 GHz to 26,65 GHz until 30th June 2013. This is no longer covered by the present document. • Since 30th June 2013 the operating frequency range for intentional UWB has reduced frequency band from 24,25 GHz to 26,65 GHz until 1st January 2018, with an extension for car models which have received type approval before 1st January 2018 and which can continue to be put on the market until 1st January 2022 [i.6]. This equipment is covered by the present document. The present document covers the essential requirements of article 3.2 of Directive 2014/53/EU [i.3] under the conditions identified in annex A. 2 References 2.1 Normative references References are specific, identified 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 valid 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 303 396 (V1.1.1) (12-2016): "Short Range Devices; Measurement Techniques for Automotive and Surveillance Radar Equipment". SIST EN 302 288 V2.1.1:2017



ETSI ETSI EN 302 288 V2.1.1 (2017-05) 7 [2] ETSI EN 303 883 (V1.1.1) (09-2016): "Short Range Devices (SRD) using Ultra Wide Band (UWB); Measurement Techniques". 2.2 Informative references References are either specific (identified by date of publication and/or edition number or version number) or non-specific. 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 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] CEPT/ERC Recommendation 70-03: "Relating to the use of Short Range Devices (SRD)". Tromsø 1997, subsequent amendments 27 May 2016. [i.2] EC Decision 2013/752/EU: "Commission implementing Decision of 11 December 2013 amending Decision 2006/771/EC on harmonisation of the radio spectrum for use by short-range devices and repealing Decision 2005/928/EC". [i.3] Directive 2014/53/EU of the European Parliament and of the Council of 16 April 2014 on the harmonisation of the laws of the Member States relating to the making available on the market of radio equipment and repealing Directive 1999/5/EC. [i.4] CEPT/ERC/REC 74-01E: "Unwanted emissions in the spurious domain", Recommendation adopted by the Working Group "Spectrum Engineering" (WGSE). [i.5] ETSI EG 203 336: "Electromagnetic compatibility and Radio spectrum Matters (ERM); Guide for the selection of technical parameters for the production of Harmonised Standards covering article 3.1(b) and article 3.2 of Directive 2014/53/EU". [i.6] ECC decision CEPT/ECC/DEC/(04)10: "The frequency bands to be designated for the temporary int
...

ETSI EN 302 288 V2.1.1 (2017-05)






HARMONISED EUROPEAN STANDARD
Short Range Devices;
Transport and Traffic Telematics (TTT);
Ultra-wideband radar equipment operating
in the 24,25 GHz to 26,65 GHz range;
Harmonised Standard covering the essential requirements
of article 3.2 of Directive 2014/53/EU

---------------------- Page: 1 ----------------------
2 ETSI EN 302 288 V2.1.1 (2017-05)



Reference
REN/ERM-TGSRR-78
Keywords
harmonised standard, radar, radio, RTTT, SRD,
testing, UWB

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 à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88

Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the
print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx
If you find errors in the present document, please send your comment to one of the following services:
https://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 modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© European Telecommunications Standards Institute 2017.
All rights reserved.

TM TM TM
DECT , PLUGTESTS , UMTS and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members.
TM
3GPP and LTE™ are Trade Marks 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
GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association.
ETSI

---------------------- Page: 2 ----------------------
3 ETSI EN 302 288 V2.1.1 (2017-05)
Contents
Intellectual Property Rights . 5
Foreword . 5
Modal verbs terminology . 5
1 Scope . 6
2 References . 6
2.1 Normative references . 6
2.2 Informative references . 7
3 Definitions, symbols and abbreviations . 8
3.1 Definitions . 8
3.2 Symbols . 8
3.3 Abbreviations . 8
4 Technical requirements specification . 8
4.1 Environmental conditions . 8
4.2 General . 8
4.2.0 Multiple operating bandwidths . 8
4.2.1 Wanted performance criteria. 9
4.2.2 Fixed and scanning antennas . 9
4.3 Transmitter Conformance Requirements . 9
4.3.1 Operating Frequency Range . 9
4.3.1.1 Applicability. 9
4.3.1.2 Description . 9
4.3.1.3 Limits . 9
4.3.1.4 Conformance . 9
4.3.2 Mean Power Spectral Density . 10
4.3.2.1 Applicability. 10
4.3.2.2 Description . 10
4.3.2.3 Limits . 10
4.3.2.4 Conformance . 10
4.3.3 Peak Power . 10
4.3.3.1 Applicability. 10
4.3.3.2 Description . 10
4.3.3.3 Limits . 11
4.3.3.4 Conformance . 11
4.3.4 Unwanted emissions in the out-of-band domain . 11
4.3.4.1 Applicability. 11
4.3.4.2 Description . 11
4.3.4.3 Limits . 11
4.3.4.4 Conformance . 12
4.3.5 Unwanted emissions in the spurious domain . 12
4.3.5.1 Applicability. 12
4.3.5.2 Description . 12
4.3.5.3 Limits . 12
4.3.5.4 Conformance . 12
4.4 Receiver Conformance Requirements . 12
4.4.1 Introduction. 12
4.4.2 Receiver spurious emissions . 13
4.4.2.1 Applicability. 13
4.4.2.2 Description . 13
4.4.2.3 Limits . 13
4.4.2.4 Conformance . 13
4.4.3 Receiver in-band, out-of-band and remote-band signals handling. 13
4.4.3.1 Applicability. 13
4.4.3.2 Description . 14
4.4.3.3 Limits . 14
ETSI

---------------------- Page: 3 ----------------------
4 ETSI EN 302 288 V2.1.1 (2017-05)
4.4.3.4 Conformance . 14
4.5 Void . 14
4.6 Antenna Requirements . 14
4.6.1 Unwanted vertical plane transmitter emissions in the 23,6 GHz to 24,0 GHz band . 14
4.6.1.1 Applicability. 14
4.6.1.2 Description . 14
4.6.1.3 Limits . 14
4.6.1.4 Conformance . 14
5 Testing for compliance with technical requirements . 15
5.1 General . 15
5.2 Product information . 15
6 Test setup and procedures . 15
7 Conformance methods of measurement . 15
7.1 General . 15
Annex A (informative): Relationship between the present document and the essential
requirements of Directive 2014/53/EU . 16
Annex B (informative): Change history . 17
History . 18


ETSI

---------------------- Page: 4 ----------------------
5 ETSI EN 302 288 V2.1.1 (2017-05)
Intellectual Property Rights
IPRs essential or potentially essential to the present document 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 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 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.
Foreword
This Harmonised European Standard (EN) has been produced by ETSI Technical Committee Electromagnetic
compatibility and Radio spectrum Matters (ERM).
The present document has been prepared under the Commission's standardisation request C(2015) 5376 final [i.8] 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 making available on the market of radio equipment and repealing
Directive 1999/5/EC [i.3].
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 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: 24 April 2017
Date of latest announcement of this EN (doa): 31 July 2017
Date of latest publication of new National Standard
or endorsement of this EN (dop/e): 31 January 2018
Date of withdrawal of any conflicting National Standard (dow): 31 January 2019

Modal verbs terminology
In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will 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

---------------------- Page: 5 ----------------------
6 ETSI EN 302 288 V2.1.1 (2017-05)
1 Scope
The present document specifies the technical characteristics and test methods for automotive ultra-wideband (UWB)
radar equipment fitted with integral antennas operating in the frequency range from 24,25 GHz to 26,65 GHz working
as broadband devices with at least 500 MHz bandwidth and references CEPT/ERC Recommendation 70-03 [i.1] and EC
Decision 2013/752/EU [i.2].
This equipment is intended for Transport and Traffic Telematics (TTT) applications according to ERC
Recommendation 70-03 [i.1], annex 5, such as obstacle detection, stop and go, blind spot detection, parking aid, backup
aid, precrash and other automotive applications.
Table 1 shows the frequency bands as designated to ultra-wideband (UWB) radar.
Table 1: Frequency of operation
Frequency bands / frequencies Frequency bands / frequencies
Transmit 1 24,25 GHz to 26,65 GHz UWB mode
Receive 1 24,25 GHz to 26,65 GHz UWB mode
Transmit 2 24,05 GHz to 24,25 GHz (see note) Single carrier emissions (see note)
Receive 2 24,05 GHz to 24,25 GHz (see note) Single carrier emissions (see note)
NOTE: Single carrier emissions in the SRD band from 24,05 GHz to 24,25 GHz according to the present
document may not be used on its own, but only in conjunction with UWB emissions in the 24,25 GHz to
26,65 GHz range. For 24,05 GHz to 24,25 GHz devices the present document does not apply and the
correct standard is ETSI EN 302 858 [i.11].

In case of differences (for instance concerning special conditions, definitions, abbreviations) between the present
document and ETSI EN 303 396 [1], the provisions of the present document take precedence.
The present document covers transmitters intended to operate in a temporary frequency designation under the ECC
decision CEPT/ECC/DEC/(04)10 [i.6], the EU Commission decision 2005/50/EC [i.7] and the amendment as presented
in RSCOM11-07 [i.9].
• The operating frequency range for intentional UWB emissions has been determined from 21,65 GHz to
th
26,65 GHz until 30 June 2013. This is no longer covered by the present document.
th
• Since 30 June 2013 the operating frequency range for intentional UWB has reduced frequency band from
st
24,25 GHz to 26,65 GHz until 1 January 2018, with an extension for car models which have received type
st st
approval before 1 January 2018 and which can continue to be put on the market until 1 January 2022 [i.6].
This equipment is covered by the present document.
The present document covers the essential requirements of article 3.2 of Directive 2014/53/EU [i.3] under the
conditions identified in annex A.
2 References
2.1 Normative references
References are specific, identified 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 valid 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 303 396 (V1.1.1) (12-2016): "Short Range Devices; Measurement Techniques for
Automotive and Surveillance Radar Equipment".
ETSI

---------------------- Page: 6 ----------------------
7 ETSI EN 302 288 V2.1.1 (2017-05)
[2] ETSI EN 303 883 (V1.1.1) (09-2016): "Short Range Devices (SRD) using Ultra Wide Band
(UWB); Measurement Techniques".
2.2 Informative references
References are either specific (identified by date of publication and/or edition number or version number) or
non-specific. 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 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] CEPT/ERC Recommendation 70-03: "Relating to the use of Short Range Devices (SRD)".
Tromsø 1997, subsequent amendments 27 May 2016.
[i.2] EC Decision 2013/752/EU: "Commission implementing Decision of 11 December 2013 amending
Decision 2006/771/EC on harmonisation of the radio spectrum for use by short-range devices and
repealing Decision 2005/928/EC".
[i.3] Directive 2014/53/EU of the European Parliament and of the Council of 16 April 2014 on the
harmonisation of the laws of the Member States relating to the making available on the market of
radio equipment and repealing Directive 1999/5/EC.
[i.4] CEPT/ERC/REC 74-01E: "Unwanted emissions in the spurious domain", Recommendation
adopted by the Working Group "Spectrum Engineering" (WGSE).
[i.5] ETSI EG 203 336: "Electromagnetic compatibility and Radio spectrum Matters (ERM); Guide for
the selection of technical parameters for the production of Harmonised Standards covering
article 3.1(b) and article 3.2 of Directive 2014/53/EU".
[i.6] ECC decision CEPT/ECC/DEC/(04)10: "The frequency bands to be designated for the temporary
introduction of Automotive Short Range Radars (SRR)", approved 12 November 2004, amended
1 June 2012, corrected 6 March 2015.
[i.7] EC Decision 2005/50/EC of 17 January 2005 on the harmonization of the 24 GHz range radio
spectrum band for the time-limited use by automotive short-range radar equipment in the
Community.
[i.8] Commission Implementing Decision C(2015) 5376 final of 4.8.2015 on a standardisation request
to the European Committee for Electrotechnical 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.
[i.9] RSCOM11-07, Amending Decision 2005/50/EC on the harmonisation of the 24 GHz range radio
spectrum band for the time-limited use by automotive short-range radar equipment in the
Community (Update with published EC Decision).
[i.10] ECC Report 158: "The impact of 26 GHz SRR applications using Ultra-WideBand (UWB)
technology on radio services", Cardiff, January 2011.
[i.11] ETSI EN 302 858: "Short Range Devices; Transport and Traffic Telematics (TTT); Radar
equipment operating in the 24,05 GHz to 24,25 GHz or 24,05 GHz to 24,50 GHz range;
Harmonised Standard covering the essential requirements of article 3.2 of the Directive
2014/53/EU".
ETSI

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8 ETSI EN 302 288 V2.1.1 (2017-05)
3 Definitions, symbols and abbreviations
3.1 Definitions
For the purposes of the present document, the terms and definitions given in ETSI EN 303 396 [1], clause 3.1 apply.
3.2 Symbols
For the purposes of the present document, the symbols given in ETSI EN 303 396 [1], clause 3.2 apply.
3.3 Abbreviations
For the purposes of the present document, the abbreviations given in ETSI EN 303 396 [1] and the following apply:
e.r.p equivalent radiated power
PDCF Pulse Duration Correction Factor
4 Technical requirements specification
4.1 Environmental conditions
The technical requirements of the present document apply under the environmental profile for operation of the
equipment, which shall be declared by the manufacturer. The equipment shall comply with all the technical
requirements of the present document which are identified as applicable in annex A at all times when operating within
the boundary limits of the declared operational environmental profile.
The normal and extreme test conditions are defined in clauses 4.4.3 and 4.4.4 of ETSI EN 303 396 [1].
4.2 General
4.2.0 Multiple operating bandwidths
All operating bandwidths of the equipment (see clause 4.3.1) shall be declared by the equipment manufacturer (see
clauses 4.2 and 4.3 of ETSI EN 303 396 [1]).
Where equipment has more than one operating bandwidth, a sufficient number of operating bandwidths shall be chosen
for testing so as to encompass the lower and higher limits of the operating frequency and the minimum and maximum
bandwidth.
The EUT modulation during testing should be representative of normal use of the equipment. The manufacturer shall
employ the mode of operation of the equipment which results in the highest transmitter activity consistent with the
requirement to measure the highest power transmission which would be available in operation, and should ensure that:
• transmissions occur regularly in time;
• sequences of transmissions can be repeated accurately.
For transmitters that have multi-modulation schemes incorporated, it may be necessary to test each scheme.
ETSI

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9 ETSI EN 302 288 V2.1.1 (2017-05)
4.2.1 Wanted performance criteria
The wanted performance criterion is that the EUT shall indicate the properties of a given target at a given distance.
Since EUTs considered here typically are tailored to very specific applications, no single wanted performance criterion
can be defined here.
Therefore:
• the relevant properties (e.g. presence, range, relative speed, azimuth angle) shall be declared by the
manufacturer;
• the type and RCS of the target and the distance shall be declared by the manufacturer.
4.2.2 Fixed and scanning antennas
The provisions of ETSI EN 303 396 [1], clause 4.3.5 apply.
4.3 Transmitter Conformance Requirements
4.3.1 Operating Frequency Range
4.3.1.1 Applicability
This requirement applies to all EUT.
4.3.1.2 Description
The description in ETSI EN 303 396 [1], clause 6.2.2 applies (99 % OBW).
Alternatively to the 99 % OBW definition, the procedure from clause 4.3.2.2 may be used:
• The frequency, f , at which the amplitude of the radiated spectrum is maximum is determined from the
c
spectrum analyser curve. The lower frequency, f , and the higher frequency, f , where the radiated spectrum
L H
density is 20 dB below maximum are recorded.
The method used to determine "operating frequency range" should be indicated in the test report.
4.3.1.3 Limits
For ultra-wideband radar equipment, the upper and lower limits of the operating frequency range shall meet the
following conditions:
• f ≤ 26,65 GHz.
H
• f ≥ 24,25 GHz.
L
In case that emissions in an ultra-wideband mode between 24,25 GHz and 26,65 GHz are present, optional single carrier
emissions are allowed with the following upper and lower limits of the operating frequency range:
• f ≤ 24,25 GHz.
H
• f ≥ 24,05 GHz.
L
4.3.1.4 Conformance
The conformance test suite for operating frequency range shall be as defined in clause 6.3.2 of ETSI EN 303 396 [1].
Conformance shall be established under normal and extreme test conditions defined in clause 4.1.
ETSI

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10 ETSI EN 302 288 V2.1.1 (2017-05)
The interpretation of the results for the measurement uncertainty shall be as given in clause 4.6 of ETSI EN 303 396 [1].
4.3.2 Mean Power Spectral Density
4.3.2.1 Applicability
This requirement applies to all EUT.
4.3.2.2 Description
The description in ETSI EN 303 396 [1], clause 6.3.5 applies, except for the following item:
• Measurements of power densities below -75 dBm/MHz (e.i.r.p.) are not required.
4.3.2.3 Limits
The average power shall not be greater than the limits in table 2, in accordance to ECC Decision (04)10, Annex 2 [i.7].
Table 2: Ultra-wideband and single carrier limits for maximum
radiated average power spectral density
Signal category Frequency range Maximum radiated average power spectral density (e.i.r.p.)
in 1 MHz RBW
Single carrier emissions 24,05 GHz < f < 24,25 GHz 10 dBm (20 dB peak emissions with 10 % duty cycle)
(note)
Ultra-wideband emissions 24,25 GHz < f < 25,65 GHz -41,3 dBm / MHz
Ultra-wideband emissions 25,65 GHz < f < 26,65 GHz
-41,3 dBm - 20 × (f - 25,65 GHz) / 1 GHz dBm/MHz
NOTE: Single carrier emissions may only be present in case of intentional UWB emissions within the band 24,25 GHz
to 26,65 GHz.

4.3.2.4 Conformance
The conformance test suite for mean power spectral density shall be as defined in clause 6.3.5 of ETSI EN 303 396 [1].
Conformance shall be established under normal and extreme test conditions defined in clause 4.1.
The interpretation of the results for the measurements uncertainty shall be as given in clause 4.6 of ETSI
EN 303 396 [1].
4.3.3 Peak Power
4.3.3.1 Applicability
This requirement applies to all EUT.
4.3.3.2 Description
For ultra-wideband devices, the maximum radiated peak power density including antenna gain (e.i.r.p.) is defined as the
peak power measured in a 50 MHz resolution bandwidth (RBW), in accordance to ECC Decision (04)10, Annex 2 [i.6].
No further correction factor (PDCF) is applied to the readings measured in the 50 MHz RBW. Furthermore the video
bandwidth (VBW) shall be at least as large as the RBW for correct peak measurements.
...

Draft ETSI EN 302 288 V1.1.0 (2017-01)






HARMONISED EUROPEAN STANDARD
Short Range Devices;
Transport and Traffic Telematics (TTT);
Ultra-wideband radar equipment operating
in the 24,25 GHz to 26,65 GHz range;
Harmonised Standard covering the essential requirements
of article 3.2 of Directive 2014/53/EU

---------------------- Page: 1 ----------------------
2 Draft ETSI EN 302 288 V1.1.0 (2017-01)



Reference
REN/ERM-TGSRR-78
Keywords
harmonised standard, radar, radio, RTTT, SRD,
testing, UWB

ETSI
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of the 3GPP Organizational Partners.
GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association.
ETSI

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3 Draft ETSI EN 302 288 V1.1.0 (2017-01)
Contents
Intellectual Property Rights . 5
Foreword . 5
Modal verbs terminology . 5
1 Scope . 6
2 References . 6
2.1 Normative references . 6
2.2 Informative references . 7
3 Definitions, symbols and abbreviations . 8
3.1 Definitions . 8
3.2 Symbols . 8
3.3 Abbreviations . 8
4 Technical requirements specification . 8
4.1 Environmental conditions . 8
4.2 General . 8
4.2.0 Multiple operating bandwidths . 8
4.2.1 Wanted performance criteria. 9
4.2.2 Fixed and scanning antennas . 9
4.3 Transmitter Conformance Requirements . 9
4.3.1 Operating Frequency Range . 9
4.3.1.1 Applicability. 9
4.3.1.2 Description . 9
4.3.1.3 Limits . 9
4.3.1.4 Conformance . 9
4.3.2 Mean Power Spectral Density . 10
4.3.2.1 Applicability. 10
4.3.2.2 Description . 10
4.3.2.3 Limits . 10
4.3.2.4 Conformance . 10
4.3.3 Peak Power . 10
4.3.3.1 Applicability. 10
4.3.3.2 Description . 10
4.3.3.3 Limits . 11
4.3.3.4 Conformance . 11
4.3.4 Unwanted emissions in the out-of-band domain . 11
4.3.4.1 Applicability. 11
4.3.4.2 Description . 11
4.3.4.3 Limits . 11
4.3.4.4 Conformance . 12
4.3.5 Unwanted emissions in the spurious domain . 12
4.3.5.1 Applicability. 12
4.3.5.2 Description . 12
4.3.5.3 Limits . 12
4.3.5.4 Conformance . 12
4.4 Receiver Conformance Requirements . 12
4.4.1 Introduction. 12
4.4.2 Receiver spurious emissions . 13
4.4.2.1 Applicability. 13
4.4.2.2 Description . 13
4.4.2.3 Limits . 13
4.4.2.4 Conformance . 13
4.4.3 Receiver in-band, out-of-band and remote-band signals handling. 13
4.4.3.1 Applicability. 13
4.4.3.2 Description . 14
4.4.3.3 Limits . 14
ETSI

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4 Draft ETSI EN 302 288 V1.1.0 (2017-01)
4.4.3.4 Conformance . 14
4.5 Void . 14
4.6 Antenna Requirements . 14
4.6.1 Unwanted vertical plane transmitter emissions in the 23,6 GHz to 24,0 GHz band . 14
4.6.1.1 Applicability. 14
4.6.1.2 Description . 14
4.6.1.3 Limits . 14
4.6.1.4 Conformance . 14
5 Testing for compliance with technical requirements . 15
5.1 General . 15
5.2 Product information . 15
6 Test setup and procedures . 15
7 Conformance methods of measurement . 15
7.1 General . 15
Annex A (informative): Relationship between the present document and the essential
requirements of Directive 2014/53/EU . 16
Annex B (informative): Change History . 17
History . 18


ETSI

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5 Draft ETSI EN 302 288 V1.1.0 (2017-01)
Intellectual Property Rights
IPRs essential or potentially essential to the present document 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 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 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.
Foreword
This draft Harmonised European Standard (EN) has been produced by ETSI Technical Committee Electromagnetic
compatibility and Radio spectrum Matters (ERM), and is now submitted for the combined Public Enquiry and Vote
phase of the ETSI standards EN Approval Procedure.
The present document has been prepared under the Commission's standardisation request C(2015) 5376 final [i.8] 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 making available on the market of radio equipment and repealing
Directive 1999/5/EC [i.3].
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 the scope of the present
document, a presumption of conformity with the corresponding essential requirements of that Directive, and associated
EFTA regulations.

Proposed national transposition dates
Date of latest announcement of this EN (doa): 3 months after ETSI publication
Date of latest publication of new National Standard
or endorsement of this EN (dop/e): 6 months after doa
Date of withdrawal of any conflicting National Standard (dow): 18 months after doa

Modal verbs terminology
In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will 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

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6 Draft ETSI EN 302 288 V1.1.0 (2017-01)
1 Scope
The present document specifies the technical characteristics and test methods for automotive ultra-wideband (UWB)
radar equipment fitted with integral antennas operating in the frequency range from 24,25 GHz to 26,65 GHz working
as broadband devices with at least 500 MHz bandwidth and references CEPT/ERC Recommendation 70-03 [i.1] and EC
Decision 2013/752/EU [i.2].
This equipment is intended for Transport and Traffic Telematics (TTT) applications according to ERC
Recommendation 70-03 [i.1], annex 5, such as obstacle detection, stop and go, blind spot detection, parking aid, backup
aid, precrash and other automotive applications.
Table 1 shows the frequency bands as designated to ultra-wideband (UWB) radar.
Table 1: Frequency of operation
Frequency bands / frequencies Frequency bands / frequencies
Transmit 1 24,25 GHz to 26,65 GHz UWB mode
Receive 1 24,25 GHz to 26,65 GHz UWB mode
Transmit 2 24,05 GHz to 24,25 GHz (see note) Single carrier emissions (see note)
Receive 2 24,05 GHz to 24,25 GHz (see note) Single carrier emissions (see note)
NOTE: Single carrier emissions in the SRD band from 24,05 GHz to 24,25 GHz according to the present
document may not be used on its own, but only in conjunction with UWB emissions in the 24,25 GHz to
26,65 GHz range. For 24,05 GHz to 24,25 GHz devices the present document does not apply and the
correct standard is ETSI EN 302 858 [i.11].

In case of differences (for instance concerning special conditions, definitions, abbreviations) between the present
document and ETSI EN 303 396 [1], the provisions of the present document take precedence.
The present document covers transmitters intended to operate in a temporary frequency designation under the ECC
decision CEPT/ECC/DEC/(04)10 [i.6], the EU Commission decision 2005/50/EC [i.7] and the amendment as presented
in RSCOM11-07 [i.9].
• The operating frequency range for intentional UWB emissions has been determined from 21,65 GHz to
th
26,65 GHz until 30 June 2013. This is no longer covered by the present document.
th
• Since 30 June 2013 the operating frequency range for intentional UWB has reduced frequency band from
st
24,25 GHz to 26,65 GHz until 1 January 2018, with an extension for car models which have received type
st st
approval before 1 January 2018 and which can continue to be put on the market until 1 January 2022 [i.6].
This equipment is covered by the present document.
The present document covers the essential requirements of article 3.2 of Directive 2014/53/EU [i.3] under the
conditions identified in annex A.
2 References
2.1 Normative references
References are specific, identified 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 valid 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 303 396 (V1.1.1) (12-2016): "Short Range Devices; Measurement Techniques for
Automotive and Surveillance Radar Equipment".
ETSI

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7 Draft ETSI EN 302 288 V1.1.0 (2017-01)
[2] ETSI EN 303 883 (V1.1.1) (09-2016): "Short Range Devices (SRD) using Ultra Wide Band
(UWB); Measurement Techniques".
2.2 Informative references
References are either specific (identified by date of publication and/or edition number or version number) or
non-specific. 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 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] CEPT/ERC Recommendation 70-03: "Relating to the use of Short Range Devices (SRD)".
Tromsø 1997, subsequent amendments 27 May 2016.
[i.2] EC Decision 2013/752/EU: "Commission implementing Decision of 11 December 2013 amending
Decision 2006/771/EC on harmonisation of the radio spectrum for use by short-range devices and
repealing Decision 2005/928/EC".
[i.3] Directive 2014/53/EU of the European Parliament and of the Council of 16 April 2014 on the
harmonisation of the laws of the Member States relating to the making available on the market of
radio equipment and repealing Directive 1999/5/EC.
[i.4] CEPT/ERC/REC 74-01E: "Unwanted emissions in the spurious domain", Recommendation
adopted by the Working Group "Spectrum Engineering" (WGSE).
[i.5] ETSI EG 203 336: "Electromagnetic compatibility and Radio spectrum Matters (ERM); Guide for
the selection of technical parameters for the production of Harmonised Standards covering
article 3.1(b) and article 3.2 of Directive 2014/53/EU".
[i.6] ECC decision CEPT/ECC/DEC/(04)10: "The frequency bands to be designated for the temporary
introduction of Automotive Short Range Radars (SRR)", approved 12 November 2004, amended
1 June 2012, corrected 6 March 2015.
[i.7] EC Decision 2005/50/EC of 17 January 2005 on the harmonization of the 24 GHz range radio
spectrum band for the time-limited use by automotive short-range radar equipment in the
Community.
[i.8] Commission Implementing Decision C(2015) 5376 final of 4.8.2015 on a standardisation request
to the European Committee for Electrotechnical 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.
[i.9] RSCOM11-07, Amending Decision 2005/50/EC on the harmonisation of the 24 GHz range radio
spectrum band for the time-limited use by automotive short-range radar equipment in the
Community (Update with published EC Decision).
[i.10] ECC Report 158: "The impact of 26 GHz SRR applications using Ultra-WideBand (UWB)
technology on radio services", Cardiff, January 2011.
[i.11] ETSI EN 302 858: "Short Range Devices; Transport and Traffic Telematics (TTT); Radar
equipment operating in the 24,05 GHz to 24,25 GHz or 24,05 GHz to 24,50 GHz range;
Harmonised Standard covering the essential requirements of article 3.2 of the Directive
2014/53/EU".
ETSI

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8 Draft ETSI EN 302 288 V1.1.0 (2017-01)
3 Definitions, symbols and abbreviations
3.1 Definitions
For the purposes of the present document, the terms and definitions given in ETSI EN 303 396 [1], clause 3.1 apply.
3.2 Symbols
For the purposes of the present document, the symbols given in ETSI EN 303 396 [1], clause 3.2 apply.
3.3 Abbreviations
For the purposes of the present document, the abbreviations given in ETSI EN 303 396 [1] and the following apply:
e.r.p equivalent radiated power
PDCF Pulse Duration Correction Factor
4 Technical requirements specification
4.1 Environmental conditions
The technical requirements of the present document apply under the environmental profile for operation of the
equipment, which shall be declared by the manufacturer. The equipment shall comply with all the technical
requirements of the present document which are identified as applicable in annex A at all times when operating within
the boundary limits of the declared operational environmental profile.
The normal and extreme test conditions are defined in clauses 4.4.3 and 4.4.4 of ETSI EN 303 396 [1].
4.2 General
4.2.0 Multiple operating bandwidths
All operating bandwidths of the equipment (see clause 4.3.1) shall be declared by the equipment manufacturer (see
clauses 4.2 and 4.3 of ETSI EN 303 396 [1]).
Where equipment has more than one operating bandwidth, a sufficient number of operating bandwidths shall be chosen
for testing so as to encompass the lower and higher limits of the operating frequency and the minimum and maximum
bandwidth.
The EUT modulation during testing should be representative of normal use of the equipment. The manufacturer shall
employ the mode of operation of the equipment which results in the highest transmitter activity consistent with the
requirement to measure the highest power transmission which would be available in operation, and should ensure that:
• transmissions occur regularly in time;
• sequences of transmissions can be repeated accurately.
For transmitters that have multi-modulation schemes incorporated, it may be necessary to test each scheme.
ETSI

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9 Draft ETSI EN 302 288 V1.1.0 (2017-01)
4.2.1 Wanted performance criteria
The wanted performance criterion is that the EUT shall indicate the properties of a given target at a given distance.
Since EUTs considered here typically are tailored to very specific applications, no single wanted performance criterion
can be defined here.
Therefore:
• the relevant properties (e.g. presence, range, relative speed, azimuth angle) shall be declared by the
manufacturer;
• the type and RCS of the target and the distance shall be declared by the manufacturer.
4.2.2 Fixed and scanning antennas
The provisions of ETSI EN 303 396 [1], clause 4.3.5 apply.
4.3 Transmitter Conformance Requirements
4.3.1 Operating Frequency Range
4.3.1.1 Applicability
This requirement applies to all EUT.
4.3.1.2 Description
The description in ETSI EN 303 396 [1], clause 6.2.2 applies (99 % OBW).
Alternatively to the 99 % OBW definition, the procedure from clause 4.3.2.2 may be used:
• The frequency, f , at which the amplitude of the radiated spectrum is maximum is determined from the
c
spectrum analyser curve. The lower frequency, f , and the higher frequency, f , where the radiated spectrum
L H
density is 20 dB below maximum are recorded.
The method used to determine "operating frequency range" should be indicated in the test report.
4.3.1.3 Limits
For ultra-wideband radar equipment, the upper and lower limits of the operating frequency range shall meet the
following conditions:
• f ≤ 26,65 GHz.
H
• f ≥ 24,25 GHz.
L
In case that emissions in an ultra-wideband mode between 24,25 GHz and 26,65 GHz are present, optional single carrier
emissions are allowed with the following upper and lower limits of the operating frequency range:
• f ≤ 24,25 GHz.
H
• f ≥ 24,05 GHz.
L
4.3.1.4 Conformance
The conformance test suite for operating frequency range shall be as defined in clause 6.3.2 of ETSI EN 303 396 [1].
Conformance shall be established under normal and extreme test conditions defined in clause 4.1.
ETSI

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10 Draft ETSI EN 302 288 V1.1.0 (2017-01)
The interpretation of the results for the measurement uncertainty shall be as given in clause 4.6 of ETSI EN 303 396 [1].
4.3.2 Mean Power Spectral Density
4.3.2.1 Applicability
This requirement applies to all EUT.
4.3.2.2 Description
The description in ETSI EN 303 396 [1], clause 6.3.5 applies, except for the following item:
• Measurements of power densities below -75 dBm/MHz (e.i.r.p.) are not required.
4.3.2.3 Limits
The average power shall not be greater than the limits in table 2, in accordance to ECC Decision (04)10, Annex 2 [i.7].
Table 2: Ultra-wideband and single carrier limits for maximum
radiated average power spectral density
Signal category Frequency range Maximum radiated average power spectral density (e.i.r.p.)
in 1 MHz RBW
Single carrier emissions 24,05 GHz < f < 24,25 GHz 10 dBm (20 dB peak emissions with 10 % duty cycle)
(note)
Ultra-wideband emissions 24,25 GHz < f < 25,65 GHz -41,3 dBm / MHz
Ultra-wideband emissions 25,65 GHz < f < 26,65 GHz
-41,3 dBm - 20 × (f - 25,65 GHz) / 1 GHz dBm/MHz
NOTE: Single carrier emissions may only be present in case of intentional UWB emissions within the band 24,25 GHz
to 26,65 GHz.

4.3.2.4 Conformance
The conformance test suite for mean power spectral density shall be as defined in clause 6.3.5 of ETSI EN 303 396 [1].
Conformance shall be established under normal and extreme test conditions defined in clause 4.1.
The interpretation of the results for the measurements uncertainty shall be as given in clause 4.6 of ETSI
EN 303 396 [1].
4.3.3 Peak Power
4.3.3.1 Applicability
This requirement applies to all EUT.
4.3.3.2 Description
For ultra-wideband devices, the maximum radiated peak power density including antenna gain (e.i.r.p.) is defined as the
peak power measured in a 50 MHz resolution bandwidth (RBW), in accordance to ECC Decision (04)10, Annex 2 [i.6].
No further correction factor (PDCF) is applied to the readings meas
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