SIST EN 301 908-18 V17.1.1:2025

IMT cellular networks - Harmonised Standard for access to radio spectrum - Part 18: NR, E-UTRA, UTRA and GSM/EDGE Multi-Standard Radio (MSR) Base Station (BS) Release 17

REN/MSG-TFES-1502

Celična omrežja IMT - Harmonizirani standard za dostop do radijskega spektra - 18. del: Večstandardna (NR, E-UTRA, UTRA in GSM/EDGE) radijska bazna postaja, izdaja 17

General Information

• Status: Published
• Public Enquiry End Date: 31-Jan-2025
• Publication Date: 16-Feb-2025
• ICS: 33.060.99 - Other equipment for radiocommunications
• ICS: 33.070.99 - Other mobile services
• Technical Committee: MOC - Mobile Communications
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 17-Feb-2025
• Due Date: 24-Apr-2025
• Completion Date: 17-Feb-2025
• Ref Project: ETSI EN 301 908-18 V17.1.1 (2025-02) - IMT cellular networks; Harmonised Standard for access to radio spectrum; Part 18: NR, E-UTRA, UTRA and GSM/EDGE Multi-Standard Radio (MSR) Base Station (BS) Release 17

Standards Content (Sample)

Draft ETSI EN 301 908-18 V17.1.0 (2024-11)

HARMONISED EUROPEAN STANDARD
IMT cellular networks;
Harmonised Standard for access to radio spectrum;
Part 18: NR, E-UTRA, UTRA and GSM/EDGE
Multi-Standard Radio (MSR) Base Station (BS)
Release 17
2 Draft ETSI EN 301 908-18 V17.1.0 (2024-11)

Reference
REN/MSG-TFES-1502
Keywords
3G, 3GPP, 5G, cellular, digital, EDGE, E-UTRA,
GSM, IMT, IMT-2000, IMT-2020, IMT-Advanced,
LTE, LTE-Advanced, mobile, MSR, NR, radio,
regulation, UMTS, UTRA, WCDMA
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: [phone]  Fax: [phone]

Siret N° 348 623 562 00017 - APE 7112B
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° w061004871

Important notice
The present document can be downloaded from the
ETSI Search & Browse Standards application.
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 prevailing version of an ETSI
deliverable is the one made publicly available in PDF format on ETSI deliver.
Users should be aware that the present document may be revised or have its status changed,
this information is available in the Milestones listing.
If you find errors in the present document, please send your comments to
the relevant service listed under Committee Support Staff.
If you find a security vulnerability in the present document, please report it through our
Coordinated Vulnerability Disclosure (CVD) program.
Notice of disclaimer & limitation of liability
The information provided in the present deliverable is directed solely to professionals who have the appropriate degree of
experience to understand and interpret its content in accordance with generally accepted engineering or
other professional standard and applicable regulations.
No recommendation as to products and services or vendors is made or should be implied.
In no event shall ETSI be held liable for loss of profits or any other incidental or consequential damages.

Any software contained in this deliverable is provided "AS IS" with no warranties, express or implied, including but not
limited to, the warranties of merchantability, fitness for a particular purpose and non-infringement of intellectual property
rights and ETSI shall not be held liable in any event for any damages whatsoever (including, without limitation, damages
for loss of profits, business interruption, loss of information, or any other pecuniary loss) arising out of or related to the use
of or inability to use the software.
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.

© ETSI 2024.
All rights reserved.
ETSI
3 Draft ETSI EN 301 908-18 V17.1.0 (2024-11)
Contents
Intellectual Property Rights . 7
Foreword . 7
Modal verbs terminology . 8
Introduction . 8
1 Scope . 9
2 References . 11
2.1 Normative references . 11
2.2 Informative references . 12
3 Definition of terms, symbols and abbreviations . 14
3.1 Terms . 14
3.2 Symbols . 16
3.3 Abbreviations . 17
4 Technical requirements specifications . 19
4.1 Environmental profile . 19
4.2 Conformance requirements . 19
4.2.1 Introduction. 19
4.2.2 Operating band unwanted emissions . 21
4.2.2.1 Definition and applicability . 21
4.2.2.2 Limits . 21
4.2.2.2.1 Limits for Band Categories 1 and 3 . 21
4.2.2.2.2 Limits for Band Category 2 . 32
4.2.2.2.3 Limits for GSM/EDGE single-RAT operation . 40
4.2.2.2.4 Void . 40
4.2.2.2.5 Void . 40
4.2.2.2.6 Void . 40
4.2.2.2.7 Additional limits for operation in bands 50 and 75 within 1 432 to 1 452 MHz, and in bands
51 and 76 . 40
4.2.2.2.8 Additional limits for operation in band 43 for co-existence with FSS/FS . 41
4.2.2.2.9 Additional limits for operation in band 40 . 41
4.2.2.2.10 Additional limits for operation in bands 31 and 72 . 42
4.2.2.2.11 Additional limits for operation in bands 32, 50 and 75 . 43
4.2.2.3 Conformance . 44
4.2.3 Adjacent Channel Leakage power Ratio (ACLR) . 44
4.2.3.1 Definition and applicability . 44
4.2.3.2 Limits . 44
4.2.3.2.1 E-UTRA limits . 44
4.2.3.2.2 UTRA FDD limits . 46
4.2.3.2.3 Void . 46
4.2.3.2.4 Cumulative ACLR requirement in non-contiguous spectrum . 46
4.2.3.2.5 NB-IoT test requirement . 47
4.2.3.2.6 NR test requirement . 48
4.2.3.3 Conformance . 49
4.2.4 Transmitter spurious emis sions . 49
4.2.4.1 Definition and applicability . 49
4.2.4.2 Limits . 50
4.2.4.2.1 Spurious emissions . 50
4.2.4.2.2 Void . 50
4.2.4.2.3 Co-existence with other systems . 50
4.2.4.2.4 Protection of the BS receiver of own or different BS . 53
4.2.4.3 Conformance . 53
4.2.5 Base station output power . 53
4.2.5.1 Definition and applicability . 53
4.2.5.2 Limits . 54
4.2.5.3 Conformance . 54
ETSI
4 Draft ETSI EN 301 908-18 V17.1.0 (2024-11)
4.2.6 Transmit intermodulation . 54
4.2.6.1 Definition and applicability . 54
4.2.6.2 Limits . 55
4.2.6.2.1 General limits . 55
4.2.6.2.2 Additional limits (BC1 and BC2) . 55
4.2.6.2.3 Void . 56
4.2.6.3 Conformance . 56
4.2.7 Receiver spurious emissions . 56
4.2.7.1 Definition and applicability . 56
4.2.7.2 Limits . 56
4.2.7.2.1 General limits . 56
4.2.7.2.2 Additional limits for BC2 . 57
4.2.7.3 Conformance . 57
4.2.8 In-band blocking . 57
4.2.8.1 Definition and applicability . 57
4.2.8.2 Limits . 58
4.2.8.2.1 General limits . 58
4.2.8.2.2 Void . 59
4.2.8.3 Conformance .
...

SLOVENSKI STANDARD
01-april-2025
Celična omrežja IMT - Harmonizirani standard za dostop do radijskega spektra -
18. del: Večstandardna (NR, E-UTRA, UTRA in GSM/EDGE) radijska bazna postaja,
izdaja 17
IMT cellular networks - Harmonised Standard for access to radio spectrum - Part 18: NR,
E-UTRA, UTRA and GSM/EDGE Multi-Standard Radio (MSR) Base Station (BS)
Release 17
Ta slovenski standard je istoveten z: ETSI EN 301 908-18 V17.1.1 (2025-02)
ICS:
33.060.99 Druga oprema za radijske Other equipment for
komunikacije radiocommunications
33.070.99 Druge mobilne storitve Other mobile services
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

HARMONISED EUROPEAN STANDARD
IMT cellular networks;
Harmonised Standard for access to radio spectrum;
Part 18: NR, E-UTRA, UTRA and GSM/EDGE
Multi-Standard Radio (MSR) Base Station (BS)
Release 17
2 ETSI EN 301 908-18 V17.1.1 (2025-02)

Reference
REN/MSG-TFES-1502
Keywords
3G, 3GPP, 5G, cellular, digital, EDGE, E-UTRA,
GSM, IMT, IMT-2000, IMT-2020, IMT-Advanced,
LTE, LTE-Advanced, mobile, MSR, NR, radio,
regulation, UMTS, UTRA, WCDMA
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: [phone]  Fax: [phone]

Siret N° 348 623 562 00017 - APE 7112B
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° w061004871

Important notice
The present document can be downloaded from the
ETSI Search & Browse Standards application.
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 prevailing version of an ETSI
deliverable is the one made publicly available in PDF format on ETSI deliver repository.
Users should be aware that the present document may be revised or have its status changed,
this information is available in the Milestones listing.
If you find errors in the present document, please send your comments to
the relevant service listed under Committee Support Staff.
If you find a security vulnerability in the present document, please report it through our
Coordinated Vulnerability Disclosure (CVD) program.
Notice of disclaimer & limitation of liability
The information provided in the present deliverable is directed solely to professionals who have the appropriate degree of
experience to understand and interpret its content in accordance with generally accepted engineering or
other professional standard and applicable regulations.
No recommendation as to products and services or vendors is made or should be implied.
In no event shall ETSI be held liable for loss of profits or any other incidental or consequential damages.

Any software contained in this deliverable is provided "AS IS" with no warranties, express or implied, including but not
limited to, the warranties of merchantability, fitness for a particular purpose and non-infringement of intellectual property
rights and ETSI shall not be held liable in any event for any damages whatsoever (including, without limitation, damages
for loss of profits, business interruption, loss of information, or any other pecuniary loss) arising out of or related to the use
of or inability to use the software.
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.

© ETSI 2025.
All rights reserved.
ETSI
3 ETSI EN 301 908-18 V17.1.1 (2025-02)
Contents
Intellectual Property Rights . 7
Foreword . 7
Modal verbs terminology . 8
Introduction . 8
1 Scope . 9
2 References . 11
2.1 Normative references . 11
2.2 Informative references . 12
3 Definition of terms, symbols and abbreviations . 14
3.1 Terms . 14
3.2 Symbols . 16
3.3 Abbreviations . 17
4 Technical requirements specifications . 19
4.1 Environmental profile . 19
4.2 Conformance requirements . 19
4.2.1 Introduction. 19
4.2.2 Operating band unwanted emissions . 21
4.2.2.1 Definition and applicability . 21
4.2.2.2 Limits . 21
4.2.2.2.1 Limits for Band Categories 1 and 3 . 21
4.2.2.2.2 Limits for Band Category 2 . 32
4.2.2.2.3 Limits for GSM/EDGE single-RAT operation . 40
4.2.2.2.4 Void . 40
4.2.2.2.5 Void . 40
4.2.2.2.6 Void . 40
4.2.2.2.7 Additional limits for operation in bands 50 and 75 within 1 432 to 1 452 MHz, and in bands
51 and 76 . 40
4.2.2.2.8 Additional limits for operation in band 43 for co-existence with FSS/FS . 41
4.2.2.2.9 Additional limits for operation in band 40 . 41
4.2.2.2.10 Additional limits for operation in bands 31 and 72 . 42
4.2.2.2.11 Additional limits for operation in bands 32, 50 and 75 . 43
4.2.2.3 Conformance . 44
4.2.3 Adjacent Channel Leakage power Ratio (ACLR) . 44
4.2.3.1 Definition and applicability . 44
4.2.3.2 Limits . 44
4.2.3.2.1 E-UTRA limits . 44
4.2.3.2.2 UTRA FDD limits . 46
4.2.3.2.3 Void . 46
4.2.3.2.4 Cumulative ACLR requirement in non-contiguous spectrum . 46
4.2.3.2.5 NB-IoT test requirement . 47
4.2.3.2.6 NR test requirement . 48
4.2.3.3 Conformance . 49
4.2.4 Transmitter spurious emis sions . 49
4.2.4.1 Definition and applicability . 49
4.2.4.2 Limits . 50
4.2.4.2.1 Spurious emissions . 50
4.2.4.2.2 Void . 50
4.2.4.2.3 Co-existence with other systems . 50
4.2.4.2.4 Protection of the BS receiver of own or different BS . 53
4.2.4.3 Conformance . 53
4.2.5 Base station output power . 53
4.2.5.1 Definition and applicability . 53
4.2.5.2 Limits . 54
4.2.5.3 Conformance . 54
ETSI
4 ETSI EN 301 908-18 V17.1.1 (2025-02)
4.2.6 Transmit intermodulation . 54
4.2.6.1 Definition and applicability . 54
4.2.6.2 Limits . 55
4.2.6.2.1 General limits . 55
4.2.6.2.2 Additional limits (BC1 and BC2) . 55
4.2.6.2.3 Void . 56
4.2.6.3 Conformance . 56
4.2.7 Receiver spurious emissions . 56
4.2.7.1 Definition and applicability . 56
4.2.7.2 Limits . 56
4.2.7.2.1 General limits . 56
4.2.7.2.2 Additional limits for BC2 . 57
4.2.7.3 Conformance .
...