ETSI EN 301 908-23 V15.0.1 (2023-07)

Draft ETSI EN 301 908-23 V15.0.0 (2022-12)






HARMONISED EUROPEAN STANDARD
IMT cellular networks;
Harmonised Standard for access to radio spectrum;
Part 23: Active Antenna System (AAS) Base Station (BS);
Release 15

---------------------- Page: 1 ----------------------
2 Draft ETSI EN 301 908-23 V15.0.0 (2022-12)

Reference
DEN/MSG-TFES-13-23
Keywords
3G, 3GPP, 4G, 5G, antenna, base station, cellular,
digital, E-UTRA, IMT, IMT-2000, IMT-Advanced,
LTE, LTE-Advanced, mobile, NR, radio, regulation,
UMTS, UTRA, WCDMA
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 - 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:
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 prevailing version of an ETSI
deliverable is the one made publicly available in PDF format at www.etsi.org/deliver.
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
If you find a security vulnerability in the present document, please report it through our
Coordinated Vulnerability Disclosure Program:
https://www.etsi.org/standards/coordinated-vulnerability-disclosure
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 2022.
All rights reserved.

ETSI

---------------------- Page: 2 ----------------------
3 Draft ETSI EN 301 908-23 V15.0.0 (2022-12)
Contents
Intellectual Property Rights . 10
Foreword . 10
Modal verbs terminology . 11
Introduction . 11
1 Scope . 12
2 References . 14
2.1 Normative references . 14
2.2 Informative references . 15
3 Definition of terms, symbols and abbreviations . 17
3.1 Terms . 17
3.2 Symbols . 21
3.3 Abbreviations . 23
4 Technical requirements specifications . 24
4.1 Environmental profile . 24
4.2 Requirement set applicability . 24
4.3 Conformance requirements . 25
4.3.1 Introduction. 25
4.3.1.1 General . 25
4.3.1.2 Conducted transmitter requirements . 28
4.3.1.3 Conducted receiver requirements . 28
4.3.1.4 Conducted requirements for BS capable of multi-band operation . 29
4.3.1.5 Radiated transmitter requirements . 29
4.3.1.6 Radiated receiver requirements . 30
4.3.1.7 Radiated requirements for BS capable of multi-band operation . 30
4.3.2 Operating Band Unwanted Emissions (OBUE) . 31
4.3.2.1 Definition and applicability . 31
4.3.2.2 Limits . 31
4.3.2.2.1 Limits for MSR operation . 31
4.3.2.2.2 Limits for single RAT E-UTRA operation . 46
4.3.2.3 Conformance . 60
4.3.3 Spectrum Emission Mask (SEM) . 60
4.3.3.1 Definition and applicability . 60
4.3.3.2 Limits . 61
4.3.3.3 Conformance . 66
4.3.4 Adjacent Channel Leakage power Ratio (ACLR) . 66
4.3.4.1 Definition and applicability . 66
4.3.4.2 Limits . 66
4.3.4.2.1 General . 66
4.3.4.2.2 Absolute limits . 66
4.3.4.2.3 Relative limits for MSR operation . 67
4.3.4.2.4 Relative limits for single RAT UTRA FDD operation . 72
4.3.4.2.5 Relative limits for E-UTRA operation . 73
4.3.4.3 Conformance . 75
4.3.5 Transmitter spurious emis sions . 75
4.3.5.1 Definition and applicability . 75
4.3.5.2 Limits . 76
4.3.5.2.1 General spurious emissions limits . 76
4.3.5.2.2 Limits for protection of the BS receiver . 77
4.3.5.2.3 Limits for co-existence with other systems . 77
4.3.5.2.4 Additional limits . 80
4.3.5.3 Conformance . 80
4.3.6 Base station maximum output power . 80
4.3.6.1 Definition and applicability . 80
4.3.6.2 Limits . 80
ETSI

---------------------- Page: 3 ----------------------
4 Draft ETSI EN 301 908-23 V15.0.0 (2022-12)
4.3.6.3 Conformance . 81
4.3.7 Transmit intermodulation . 81
4.3.7.1 Definition and applicability . 81
4.3.7.2 Limits . 81
4.3.7.2.1 Limits for MSR operation . 81
4.3.7.2.2 Limits for Single RAT UTRA operation . 83
4.3.7.2.3 Limits for Single RAT E-UTRA operation . 84
4.3.7.3 Conformance . 84
4.3.8 Receiver spurious emissions . 85
4.3.8.1 Definition and applicability . 85
4.3.8.2 Limits . 85
4.3.8.2.1 General limits . 85
4.3.8.3 Conformance . 86
4.3.9 Blocking . 86
4.3.9.1 Definition and applicability . 86
4.3.9.2 Limits . 86
4.3.9.2.1 Limits for MSR operation . 86
4.3.9.2.2 Limits for single RAT UTRA operation . 87
4.3.9.2.3 Limits for single RAT E-UTRA operation . 90
4.3.9.3 Conformance . 92
4.3.10 Receiver intermodulation . 92
4.3.10.1 Definition and applicability . 92
4.3.10.2 Limits . 92
4.3.10.2.1 Limits for MSR operation . 92
4.3.10.2.2 Limits for single RAT UTRA operation . 96
4.3.10.2.3 Limits for single RAT E-UTRA operation . 96
4.3.10.3 Conformance . 100
4.3.11 Adjacent Channel Selectivity (ACS), general blocking and narrowband blocking . 100
4.3.11.1 Definition and applicability . 100
4.3.11.2 Limits . 101
4.3.11.2.1 Limits for MSR operation . 101
4.3.11.2.2 Limits for single RAT UTRA operation . 103
4.3.11.2.3 Limits for single RAT E-UTRA operation . 104
4.3.11.3 Conformance . 106
4.3.12 Reference sensitivity level . 106
4.3.12.1 Definition and applicability . 106
4.3.12.2 Limits . 106
4.3.12.2.1 Limits for UTRA FDD operation . 106
4.3.12.2.2 Limits for E-UTRA operation . 107
4.3.12.2.3 Limits for NR operation . 108
4.3.12.3 Conformance . 109
4.3.13 OTA Operating Band Unwanted Emissions (OTA OBUE) . 109
4.3.13.1 Definition and applicability . 109
4.3.13.2 Limits . 109
4.3.13.2.1 Limits for MSR operation . 109
4.3.13.2.2 Limits for single RAT E-UTRA operation . 125
4.3.13.3 Conformance . 139
4.3.14 OTA Spectrum Emission Mask (OTA SEM) . 139
4.3.14.1 Definition and applicability . 139
4.3.14.2 Limits . 139
4.3.14.3 Conformance . 143
4.3.15 OTA Adjacent Channel Leakage power Ratio (OTA ACLR) . 144
4.3.15.1 Definition and applicability . 144
4.3.15.2 Limits . 144
4.3.15.2.1 General . 144
4.3.15.2.2 Absolute limits . 144
4.3.15.2.3 Relative limits . 145
4.3.15.3 Conformance . 153
4.3.16 OTA transmitter spurious emissions . 153
4.3.16.1 Definition and applicability . 153
4.3.16.2 Limits . 154
4.3.16.2.1 General spurious emissions limits . 154
ETSI

---------------------- Page: 4 ----------------------
5 Draft ETSI EN 301 908-23 V15.0.0 (2022-12)
4.3.16.2.2 Limits for protection of the BS receiver . 155
4.3.16.2.3 Limits for co-existence with other systems . 155
4.3.16.2.4 Additional limits . 158
4.3.16.3 Conformance . 159
4.3.17 Radiated transmit power . 159
4.3.17.1 Definition and applicability . 159
4.3.17.2 Limits . 159
4.3.17.3 Conformance . 159
4.3.18 OTA Maximum output power . 160
4.3.18.1 Definition and applicability . 160
4.3.18.2 Limits . 160
4.3.18.3 Conformance . 160
4.3.19 OTA transmitter intermodulation . 160
4.3.19.1 Definition and applicability . 160
4.3.19.2 Limits . 160
4.3.19.2.1 Limits for MSR operation . 160
4.3.19.2.2 Limits for single RAT UTRA operation . 162
4.3.19.2.3 Limits for single RAT E-UTRA operation . 163
4.3.19.3 Conformance . 163
4.3.20 OTA receiver spurious emissions . 163
4.3.20.1 Definition and applicability . 163
4.3.20.2 Limits . 164
4.3.20.3 Conformance . 164
4.3.21 OTA blocking . 164
4.3.21.1 Definition and applicability . 164
4.3.21.2 Limits . 165
4.3.21.2.1 Limits for MSR operation . 165
4.3.21.2.2 Limits for Single RAT UTRA operation . 165
4.3.21.2.3 Limits for single RAT E-UTRA operation . 166
4.3.21.3 Conformance . 167
4.3.22 OTA receiver intermodulation . 168
4.3.22.1 Definition and applicability . 168
4.3.22.2 Limits . 168
4.3.22.2.1 Limits for MSR operation . 168
4.3.22.2.2 Limits for single RAT UTRA operation . 172
4.3.22.2.3 Limits for single RAT E-UTRA operation . 174
4.3.22.3 Conformance . 178
4.3.23 OTA Adjacent Channel Selectivity (OTA ACS), general blocking and narrowband blocking . 178
4.3.23.1 Definition and applicability . 178
4.3.23.2 Limits . 179
4.3.23.2.1 Limits for MSR operation . 179
4.3.23.2.2 Limits for Single RAT UTRA FDD operation . 182
4.3.23.2.3 Limits for single RAT E-UTRA operation . 182
4.3.23.3 Conformance . 185
4.3.24 OTA Sensitivity . 185
4.3.24.1 Definition and applicability . 185
4.3.24.2 Limits . 185
4.3.24.2.1 Limits for UTRA operation . 185
4.3.24.2.2 Limits for E-UTRA operation . 185
4.3.24.2.3 Limits for NR operation . 186
4.3.24.3 Conformance . 186
4.3.25 OTA Reference sensitivity level . 186
4.3.25.1 Definition and a
...

SLOVENSKI STANDARD
oSIST prEN 301 908-23 V15.0.0:2023
01-februar-2023
Celična omrežja IMT - Harmonizirani standard za dostop do radijskega spektra -
23. del: Aktivni antenski sistem (AAS) bazne postaje (BS), izdaja 15
IMT cellular networks - Harmonised Standard for access to radio spectrum - Part 23:
Active Antenna System (AAS) Base Station (BS) - Release 15
Ta slovenski standard je istoveten z: ETSI EN 301 908-23 V15.0.0 (2022-12)
ICS:
33.060.99 Druga oprema za radijske Other equipment for
komunikacije radiocommunications
33.070.99 Druge mobilne storitve Other mobile services
oSIST prEN 301 908-23 V15.0.0:2023 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------
oSIST prEN 301 908-23 V15.0.0:2023

---------------------- Page: 2 ----------------------
oSIST prEN 301 908-23 V15.0.0:2023
Draft ETSI EN 301 908-23 V15.0.0 (2022-12)






HARMONISED EUROPEAN STANDARD
IMT cellular networks;
Harmonised Standard for access to radio spectrum;
Part 23: Active Antenna System (AAS) Base Station (BS);
Release 15

---------------------- Page: 3 ----------------------
oSIST prEN 301 908-23 V15.0.0:2023
 2 Draft ETSI EN 301 908-23 V15.0.0 (2022-12)

Reference
DEN/MSG-TFES-13-23
Keywords
3G, 3GPP, 4G, 5G, antenna, base station, cellular,
digital, E-UTRA, IMT, IMT-2000, IMT-Advanced,
LTE, LTE-Advanced, mobile, NR, radio, regulation,
UMTS, UTRA, WCDMA
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 - 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:
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 prevailing version of an ETSI
deliverable is the one made publicly available in PDF format at www.etsi.org/deliver.
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
If you find a security vulnerability in the present document, please report it through our
Coordinated Vulnerability Disclosure Program:
https://www.etsi.org/standards/coordinated-vulnerability-disclosure
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 2022.
All rights reserved.

ETSI

---------------------- Page: 4 ----------------------
oSIST prEN 301 908-23 V15.0.0:2023
 3 Draft ETSI EN 301 908-23 V15.0.0 (2022-12)
Contents
Intellectual Property Rights . 10
Foreword . 10
Modal verbs terminology . 11
Introduction . 11
1 Scope . 12
2 References . 14
2.1 Normative references . 14
2.2 Informative references . 15
3 Definition of terms, symbols and abbreviations . 17
3.1 Terms . 17
3.2 Symbols . 21
3.3 Abbreviations . 23
4 Technical requirements specifications . 24
4.1 Environmental profile . 24
4.2 Requirement set applicability . 24
4.3 Conformance requirements . 25
4.3.1 Introduction. 25
4.3.1.1 General . 25
4.3.1.2 Conducted transmitter requirements . 28
4.3.1.3 Conducted receiver requirements . 28
4.3.1.4 Conducted requirements for BS capable of multi-band operation . 29
4.3.1.5 Radiated transmitter requirements . 29
4.3.1.6 Radiated receiver requirements . 30
4.3.1.7 Radiated requirements for BS capable of multi-band operation . 30
4.3.2 Operating Band Unwanted Emissions (OBUE) . 31
4.3.2.1 Definition and applicability . 31
4.3.2.2 Limits . 31
4.3.2.2.1 Limits for MSR operation . 31
4.3.2.2.2 Limits for single RAT E-UTRA operation . 46
4.3.2.3 Conformance . 60
4.3.3 Spectrum Emission Mask (SEM) . 60
4.3.3.1 Definition and applicability . 60
4.3.3.2 Limits . 61
4.3.3.3 Conformance . 66
4.3.4 Adjacent Channel Leakage power Ratio (ACLR) . 66
4.3.4.1 Definition and applicability . 66
4.3.4.2 Limits . 66
4.3.4.2.1 General . 66
4.3.4.2.2 Absolute limits . 66
4.3.4.2.3 Relative limits for MSR operation . 67
4.3.4.2.4 Relative limits for single RAT UTRA FDD operation . 72
4.3.4.2.5 Relative limits for E-UTRA operation . 73
4.3.4.3 Conformance . 75
4.3.5 Transmitter spurious emis sions . 75
4.3.5.1 Definition and applicability . 75
4.3.5.2 Limits . 76
4.3.5.2.1 General spurious emissions limits . 76
4.3.5.2.2 Limits for protection of the BS receiver . 77
4.3.5.2.3 Limits for co-existence with other systems . 77
4.3.5.2.4 Additional limits . 80
4.3.5.3 Conformance . 80
4.3.6 Base station maximum output power . 80
4.3.6.1 Definition and applicability . 80
4.3.6.2 Limits . 80
ETSI

---------------------- Page: 5 ----------------------
oSIST prEN 301 908-23 V15.0.0:2023
 4 Draft ETSI EN 301 908-23 V15.0.0 (2022-12)
4.3.6.3 Conformance . 81
4.3.7 Transmit intermodulation . 81
4.3.7.1 Definition and applicability . 81
4.3.7.2 Limits . 81
4.3.7.2.1 Limits for MSR operation . 81
4.3.7.2.2 Limits for Single RAT UTRA operation . 83
4.3.7.2.3 Limits for Single RAT E-UTRA operation . 84
4.3.7.3 Conformance . 84
4.3.8 Receiver spurious emissions . 85
4.3.8.1 Definition and applicability . 85
4.3.8.2 Limits . 85
4.3.8.2.1 General limits . 85
4.3.8.3 Conformance . 86
4.3.9 Blocking . 86
4.3.9.1 Definition and applicability . 86
4.3.9.2 Limits . 86
4.3.9.2.1 Limits for MSR operation . 86
4.3.9.2.2 Limits for single RAT UTRA operation . 87
4.3.9.2.3 Limits for single RAT E-UTRA operation . 90
4.3.9.3 Conformance . 92
4.3.10 Receiver intermodulation . 92
4.3.10.1 Definition and applicability . 92
4.3.10.2 Limits . 92
4.3.10.2.1 Limits for MSR operation . 92
4.3.10.2.2 Limits for single RAT UTRA operation . 96
4.3.10.2.3 Limits for single RAT E-UTRA operation . 96
4.3.10.3 Conformance . 100
4.3.11 Adjacent Channel Selectivity (ACS), general blocking and narrowband blocking . 100
4.3.11.1 Definition and applicability . 100
4.3.11.2 Limits . 101
4.3.11.2.1 Limits for MSR operation . 101
4.3.11.2.2 Limits for single RAT UTRA operation . 103
4.3.11.2.3 Limits for single RAT E-UTRA operation . 104
4.3.11.3 Conformance . 106
4.3.12 Reference sensitivity level . 106
4.3.12.1 Definition and applicability . 106
4.3.12.2 Limits . 106
4.3.12.2.1 Limits for UTRA FDD operation . 106
4.3.12.2.2 Limits for E-UTRA operation . 107
4.3.12.2.3 Limits for NR operation . 108
4.3.12.3 Conformance . 109
4.3.13 OTA Operating Band Unwanted Emissions (OTA OBUE) . 109
4.3.13.1 Definition and applicability . 109
4.3.13.2 Limits . 109
4.3.13.2.1 Limits for MSR operation . 109
4.3.13.2.2 Limits for single RAT E-UTRA operation . 125
4.3.13.3 Conformance . 139
4.3.14 OTA Spectrum Emission Mask (OTA SEM) . 139
4.3.14.1 Definition and applicability . 139
4.3.14.2 Limits . 139
4.3.14.3 Conformance . 143
4.3.15 OTA Adjacent Channel Leakage power Ratio (OTA ACLR) . 144
4.3.15.1 Definition and applicability . 144
4.3.15.2 Limits . 144
4.3.15.2.1 General . 144
4.3.15.2.2 Absolute limits . 144
4.3.15.2.3 Relative limits . 145
4.3.15.3 Conformance . 153
4.3.16 OTA transmitter spurious emissions . 153
4.3.16.1 Definition and applicability . 153
4.3.16.2 Limits . 154
4.3.16.2.1 General spurious emissions limits . 154
ETSI

---------------------- Page: 6 ----------------------
oSIST prEN 301 908-23 V15.0.0:2023
 5 Draft ETSI EN 301 908-23 V15.0.0 (2022-12)
4.3.16.2.2 Limits for protection of the BS receiver . 155
4.3.16.2.3 Limits for co-existence with other systems . 155
4.3.16.2.4 Additional limits . 158
4.3.16.3 Conformance . 159
4.3.17 Radiated transmit power . 159
4.3.17.1 Definition and applicability . 159
4.3.17.2 Limits . 159
4.3.17.3 Conformance . 159
4.3.18 OTA Maximum output power . 160
4.3.18.1 Definition and applicability . 160
4.3.18.2 Limits . 160
4.3.18.3 Conformance . 160
4.3.19 OTA transmitter intermodulation . 160
4.3.19.1 Definition and applicability . 160
4.3.19.2 Limits . 160
4.3.19.2.1 Limits for MSR operation . 160
4.3.19.2.2 Limits for single RAT UTRA operation . 162
4.3.19.2.3 Limits for single RAT E-UTRA operation . 163
4.3.19.3 Conformance . 163
4.3.20 OTA receiver spurious emissions . 163
4.3.20.1 Definition and applicability . 163
4.3.20.2 Limits . 164
4.3.20.3 Conformance . 164
4.3.21 OTA blocking . 164
4.3.21.1 Definition and applicability . 164
4.3.21.2 Limits . 165
4.3.21.2.1 Limits for MSR operation . 165
4.3.21.2.2 Limits for Single RAT UTRA operation . 165
4.3.21.2.3 Limits for single RAT E-UTRA operation . 166
4.3.21.3 Conformance . 167
4.3.22 OTA receiver intermodulation . 168
4.3.22.1 Definition and applicability . 168
4.3.22.2 Limits . 168
4.3.22.2.1 Limits for MSR operation . 168
4.3.22.2.2 Limits for single RAT UTRA operation . 172
4.3.22.2.3 Limits for single RAT E-UTRA operation . 174
4.3.22.3 Conformance . 178
4.3.23 OTA Adjacent Channel Selectivity (OTA ACS), general blocking and narrowband blocking . 178
4.3.23.1 Definition and applicability . 178
4.3.23.2 Limits . 179
4.3.23.2.1 Limits for MSR operation . 179
4.3.23.2.2 Limits for Single RAT UTRA FDD operation . 182
4.3.23.2.3 Limits for single RAT E-UTRA operation . 182
4.3.23.3 Conformance . 185
4.3.24 OTA Sensitivity . 185
4.3.24.1 Definition and applicability .
...