ETSI TS 137 114 V15.8.0 (2020-04)

ETSI TS 137 114 V15.8.0 (2020-04)
TECHNICAL SPECIFICATION
Universal Mobile Telecommunications System (UMTS);
LTE;
Active Antenna System (AAS) Base Station (BS)
Electromagnetic Compatibility (EMC)
(3GPP TS 37.114 version 15.8.0 Release 15)
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3GPP TS 37.114 version 15.8.0 Release 15 1 ETSI TS 137 114 V15.8.0 (2020-04)
Reference
RTS/TSGR-0437114vf80
Keywords
LTE,UMTS
ETSI
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In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will not", "can" and

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"must" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.

Intellectual Property Rights ........................................................................................................................ 2

Legal Notice ............................................................................................................................................... 2

Modal verbs terminology ............................................................................................................................ 2

Foreword ..................................................................................................................................................... 4

1 Scope ................................................................................................................................................ 6

2 References ........................................................................................................................................ 6

3 Definitions, symbols and abbreviations ........................................................................................... 8

3.1 Definitions ................................................................................................................................................. 8

3.2 Symbols ................................................................................................................................................... 10

3.3 Abbreviations .......................................................................................................................................... 10

4 Test conditions ............................................................................................................................... 11

4.1 Exclusion bands ....................................................................................................................................... 12

4.1.1 Transmitter exclusion band ................................................................................................................ 12

4.1.2 Receiver exclusion band .................................................................................................................... 12

4.2 Arrangements for establishing a communication link ............................................................................. 13

4.3 Narrow band responses on receivers ....................................................................................................... 13

4.4 BS test configurations ............................................................................................................................. 13

5 Performance assessment ................................................................................................................. 16

5.1 General .................................................................................................................................................... 16

5.2 Assessment of performance in Downlink ................................................................................................ 17

5.3 Assessment of performance in Uplink ..................................................................................................... 17

6 Performance criteria ....................................................................................................................... 17

7 Applicability overview ................................................................................................................... 18

7.1 Emission .................................................................................................................................................. 18

7.2 Immunity ................................................................................................................................................. 18

8 Emission ......................................................................................................................................... 19

8.1 Test configurations .................................................................................................................................. 19

8.2 Radiated emission from base station ....................................................................................................... 19

8.2.1 Radiated emission, hybrid AAS BS ................................................................................................... 19

8.2.2 Radiated emission, OTA AAS BS ..................................................................................................... 20

8.3 Conducted emissions, DC power input/output port ................................................................................. 20

8.4 Conducted emissions, AC mains power input/output port ...................................................................... 20

8.5 Harmonic current emissions (AC mains input port) ................................................................................ 21

8.6 Voltage fluctuations and flicker (AC mains input port) .......................................................................... 21

8.7 Conducted emissions, telecommunication ports ...................................................................................... 21

9 Immunity ........................................................................................................................................ 21

9.1 Test configurations .................................................................................................................................. 21

9.2 RF electromagnetic field (80 MHz - 6000 MHz) .................................................................................... 22

9.2.1 RF electromagnetic field, hybrid AAS BS ......................................................................................... 22

9.2.2 RF electromagnetic field, OTA AAS BS ........................................................................................... 22

9.3 Electrostatic discharge ............................................................................................................................. 23

9.4 Fast transients common mode ................................................................................................................. 24

9.5 RF common mode (0.15 MHz - 80 MHz) ............................................................................................... 24

9.6 Voltage dips and interruptions ................................................................................................................. 24

9.7 Surges, common and differential mode ................................................................................................... 24

Annex A (informative): Change history ....................................................................................... 25

History ...................................................................................................................................................... 26

The contents of the present document are subject to continuing work within the TSG and may change following formal

TSG approval. Should the TSG modify the contents of the present document, it will be re-released by the TSG with an

y the second digit is incremented for all changes of substance, i.e. technical enhancements, corrections,

z the third digit is incremented when editorial only changes have been incorporated in the document.

The constructions "shall" and "shall not" are confined to the context of normative provisions, and do not appear in

The constructions "must" and "must not" are not used as substitutes for "shall" and "shall not". Their use is avoided

insofar as possible, and they are not used in a normative context except in a direct citation from an external, referenced,

non-3GPP document, or so as to maintain continuity of style when extending or modifying the provisions of such a

The construction "may not" is ambiguous and is not used in normative elements. The unambiguous constructions

"might not" or "shall not" are used instead, depending upon the meaning intended.

The constructions "can" and "cannot" are not substitutes for "may" and "need not".

will indicates that something is certain or expected to happen as a result of action taken by an

will not indicates that something is certain or expected not to happen as a result of action taken by an

might indicates a likelihood that something will happen as a result of action taken by some agency the

might not indicates a likelihood that something will not happen as a result of action taken by some agency

is not (or any other negative verb in the indicative mood) indicates a statement of fact

The present document covers the assessment of UTRA TDD, UTRA FDD, E-UTRA, NR and Multi-Standard Radio

(MSR) Active Antenna Systems Base Stations in respect of Electromagnetic Compatibility (EMC).

NOTE 1: Whenever the AAS BS in single RAT UTRA operation, or AAS BS in MSR operation using UTRA is

referred in this specification, UTRA TDD and UTRA FDD shall be considered, unless otherwise stated.

NOTE 2: For NR, scope of this specification is limited to BS type 1-H and BS type 1-O. For EMC requirements of

The present document specifies the applicable test conditions, performance assessment and performance criteria for

- Active Antenna System Base Station for UTRA TDD, UTRA FDD, E-UTRA, NR and MSR meeting the

conducted requirements of TS 37.105 [2], with conformance demonstrated by compliance to TS 37.145-1 [3],

- Active Antenna System Base Station for UTRA FDD, E-UTRA, NR and MSR meeting the OTA requirements

of 3TS 37.105 [2], with conformance demonstrated by compliance to TS 37.145-2 [10].

The present document does not cover ancillary equipment requirements, where ancillary equipment is not incorporated

in the radio equipment and can be assessed on a stand-alone basis, as declared by the manufacturer. Ancillary

equipment EMC requirements are still applicable to the AAS BS and are covered by other EMC specifications in TS

The present document does not specify test conditions, performance assessment and performance criteria for the

Narrow-Band Internet of Things (NB-IoT) in band, NB-IoT guard band, or standalone NB-IoT operation, for AAS BS

in single RAT E-UTRA operation as defined in TS 36.113 [6], or for AAS BS in MSR operation using E-UTRA as

The present document does not specify test conditions, performance assessment and performance criteria for Band 46

- Requirement, procedures and values of a hybrid AAS BS with TAB connectors for every transceiver unit at the

NOTE 3: hybrid AAS BS in the single RAT NR operation is equivalent to BS type 1-H defined in NR BS

- Requirements, procedures and values of an OTA AAS BS without TAB connectors and relying in the radiated

NOTE 4: OTA AAS BS in the single RAT NR operation is equivalent to BS type 1-O defined in NR BS

The electromagnetic environment classification used in the present document refers to the residential, commercial and

light industrial environment classification used in IEC 61000-6-1 [7] and IEC 61000-6-3 [8].

The EMC requirements have been selected to ensure an adequate level of compatibility for apparatus at residential,

commercial and light industrial environments. The levels, however, do not cover extreme cases which may occur in any

The following documents contain provisions which, through reference in this text, constitute provisions of the present

- References are either specific (identified by date of publication, edition number, version number, etc.) or

- For a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including

a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same

[2] 3GPP TS 37.105: "Active Antenna System (AAS) Base Station (BS) transmission and reception".

[3] 3GPP TS 37.145-1: "Active Antenna System (AAS) Base Station (BS) conformance testing; Part

[4] 3GPP TS 37.113: "E-UTRA, UTRA and GSM/EDGE; Multi-Standard Radio (MSR) Base Station

[5] 3GPP TS 25.113: "Base Station (BS) and repeater ElectroMagnetic Compatibility (EMC)".

[6] 3GPP TS 36.113: "Evolved Universal Terrestrial Radio Access (E-UTRA); Base Station (BS) and

[7] IEC 61000-6-1: 2016: "Electromagnetic compatibility (EMC) - Part 6-1: Generic standards -

Immunity standard for residential, commercial and light-industrial environments".

[8] IEC 61000-6-3: 2006/AMD1:2010: "Electromagnetic compatibility (EMC) - Part 6-3: Generic

standards - Emission standard for residential, commercial and light-industrial environments".

[9] 3GPP TR 37.842: "Radio Frequency (RF) requirement background for Active Antenna System

[10] 3GPP TS 37.145-2: "Active Antenna System (AAS) Base Station (BS) conformance testing; Part

[11] IEC 61000-3-2: 2014: "Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for

[12] IEC 61000-3-3: 2013: "Electromagnetic compatibility (EMC) - Part 3-3: Limits - Limitation of

voltage changes, voltage fluctuations and flicker in public low-voltage supply systems, for

equipment with rated current ≤ 16 A per phase and not subject to conditional connection".

[13] IEC 61000-3-11: 2017 "Electromagnetic compatibility (EMC) - Part 3-11: Limits - Limitation of

voltage changes, voltage fluctuations and flicker in public low-voltage supply systems -

[14] IEC 61000-3-12: 2011: "Electromagnetic compatibility (EMC) - Part 3-12: Limits - Limits for

harmonic currents produced by equipment connected to public low-voltage systems with input

[15] IEC 61000-4-2: 2008: "Electromagnetic compatibility (EMC) - Part 4-2: Testing and measurement

[16] IEC 61000-4-3: 2006+AMD1:2007+AMD2:2010: "Electromagnetic compatibility (EMC) - Part 4-

3: Testing and measurement techniques - Radiated, radio-frequency, electromagnetic field

[17] IEC 61000-4-4: 2012: "Electromagnetic compatibility (EMC) – Part 4-4: Testing and

[18] IEC 61000-4-5: 2014+AMD1:2017: "Electromagnetic compatibility (EMC) - Part 4-5: Testing and

[19] IEC 61000-4-6: 2013: "Electromagnetic compatibility (EMC) - Part 4-6: Testing and measurement

techniques - Immunity to conducted disturbances, induced by radio-frequency fields".

[20] IEC 61000-4-11: 2004+AMD1:2017: "Electromagnetic compatibility (EMC) - Part 4-11: Testing

and measurement techniques - Voltage dips, short interruptions and voltage variations immunity

[21] ETSI EN 301 489-1: "Electromagnetic compatibility and Radio spectrum Matters (ERM);

ElectroMagnetic Compatibility (EMC) standard for radio equipment and services; Part 1:

[25] ETSI EN 301 489-50, v2.1.0: "ElectroMagnetic Compatibility (EMC) standard for radio

equipment and services; Part 50: Specific conditions for Cellular Communication Base Station

(BS), repeater and ancillary equipment; Harmonised Standard covering the essential requirements

[26] 3GPP TS 25.102: "User Equipment (UE) radio transmission and reception (TDD)".

[27] 3GPP TS 25.101: "User Equipment (UE) radio transmission and reception (FDD)".

[28] 3GPP TS 36.101: "Evolved Universal Terrestrial Radio Access (E-UTRA); User Equipment (UE)

[29] CISPR 32: "Electromagnetic compatibility of multimedia equipment - Emission requirements".

[30] 3GPP TS 38.113: "NR; Base Station (BS) ElectroMagnetic Compatibility (EMC)".

[33] 3GPP TS 37.104: "NR, E-UTRA, UTRA and GSM/EDGE; Multi-Standard Radio (MSR) Base

[34] 3GPP TS 38.101-4: "NR; User Equipment (UE) radio transmission and reception; Part 4:

For the purposes of the present document, the terms and definitions given in TR 21.905 [1], TS 37.113 [4] and the

following apply. A term defined in the present document takes precedence over the definition of the same term, if any,

NOTE: Multi-word definitions are treated as linguistic expressions and printed in italic font throughout this

requirement specification. Linguistic expressions may not be split and are printed in their entirety.

active antenna system base station: BS system which combines an antenna array with a transceiver unit array and a

antenna array: group of radiating elements characterized by the geometry and the properties of the array elements.

antenna port: RF interface at the transceiver array boundary, specifically the TAB connectors.

BS type 1-H: NR base station operating at FR1 with a requirement set consisting of conducted requirements defined at

BS type 1-O: NR base station operating at FR1 with a requirement set consisting only of OTA requirements defined at

hybrid AAS BS: AAS BS which has both a conducted RF interface and a radiated RF interface in the far field and

MSR operation: operation of AAS BS declared to be MSR in particular operating band(s) (including any of UTRA, E-

NB-IoT In-band operation: NB-IoT is operating in-band when it utilizes the resource block(s) within a normal E-

NB-IoT guard band operation: NB-IoT is operating in guard band when it utilizes the unused resource block(s)

NB-IoT standalone operation: NB-IoT is operating standalone when it utilizes its own spectrum, for example the

spectrum currently being used by GERAN systems as a replacement of one or more GSM carriers, as well as scattered

OTA AAS BS: AAS BS which has ≥8 transceiver units for E-UTRA or MSR and ≥4 transceiver units for UTRA per

cell and has a radiated RF interface only and conforms to the OTA requirements set.

NOTE: Any connection point on EUT intended for connection of cables to or from EUT during the EMC testing

EXAMPLE 2: Examples of ports for OTA AAS BS (i.e. with no antenna ports) are as presented in figure 3.1-2:

radiated interface boundary: operating band specific radiated requirements reference where the radiated requirements

radio distribution network: linear passive network which distributes the RF power generated by the transceiver unit

array to the antenna array, and/or distributes the radio signals collected by the antenna array to the transceiver unit

NOTE: In the case when the active transceiver units are physically integrated with the array elements of the

single RAT E-UTRA operation: operation of AAS BS declared to be single RAT E-UTRA in the operating band.

NOTE: Single RAT E-UTRA operation does not cover in-band NB-IoT, nor guardband NB-IoT operation.

single RAT UTRA operation: operation of AAS BS declared to be single RAT UTRA in the operating band.

spatial exclusion zone: range of angles where no tests of radiated immunity are made for OTA AAS BS (i.e. half sphere

transceiver array boundary: conducted interface between the transceiver unit array and the composite antenna.

transceiver unit: active unit consisting of transmitter and/or receiver which transmits and/or receives radio signals, and

telecommunication port: ports which are intended to be connected to telecommunication networks (e.g. public

switched telecommunication networks, integrated services digital networks), local area networks (e.g. Ethernet, Token

NOTE: ETSI EN 301 489-1 [21] calls telecommunication port as the "wired network port".

Δf Maximum offset of the out-of-band boundary from the uplink operating band edge

Δf Maximum offset of the Radiated Immunity exclusion band from the uplink operating band edge

For the purposes of the present document, the abbreviations given in TR 21.905 [1] and the following apply.

An abbreviation defined in the present document takes precedence over the definition of the same abbreviation, if any,