ETSI EN 303 940-1 V1.1.0 (2025-11)
Short Range Devices (SRDs) using Ultra Wide Band technology (UWB); Harmonised standard for access to radio spectrum; Part 1: Indoor Millimeter Wave Security Scanners operating in the band 69,8 GHz to 80,5 GHz
Short Range Devices (SRDs) using Ultra Wide Band technology (UWB); Harmonised standard for access to radio spectrum; Part 1: Indoor Millimeter Wave Security Scanners operating in the band 69,8 GHz to 80,5 GHz
DEN/ERM-TGUWB-609
Naprave kratkega dosega (SRD), ki uporabljajo ultra širokopasovno tehnologijo (UWB) - Harmonizirani standard za dostop do radijskega spektra - 1. del: Notranji varnostni skenerji z milimetrskimi valovi, ki delujejo v pasu od 69,8 GHz do 80,5 GHz
General Information
Standards Content (Sample)
Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
HARMONISED EUROPEAN STANDARD
Short Range Devices (SRDs) using
Ultra Wide Band technology (UWB);
Harmonised standard for access to radio spectrum;
Part 1: Indoor Millimeter Wave Security Scanners
operating in the band 69,8 GHz to 80,5 GHz
2 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
Reference
DEN/ERM-TGUWB-609
Keywords
harmonised standard, measurement,
security, SRD, 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 - 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
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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
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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 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
Contents
Intellectual Property Rights . 5
Foreword . 5
Modal verbs terminology . 6
Introduction . 6
1 Scope . 7
2 References . 7
2.1 Normative references . 7
2.2 Informative references . 7
3 Definition of terms, symbols and abbreviations . 8
3.1 Terms . 8
3.2 Symbols . 8
3.3 Abbreviations . 8
4 Technical requirements specifications . 9
4.1 Environmental profile . 9
4.2 Equipment Categories . 9
4.2.1 General . 9
4.2.2 Categorization by output power . 9
4.3 Transmitter Requirements . 9
4.3.1 General . 9
4.3.2 Operating Frequency Range (OFR) . 10
4.3.2.1 Applicability. 10
4.3.2.2 Description and general requirements . 10
4.3.2.3 Limits . 10
4.3.2.4 Conformance . 10
4.3.3 Peak e.i.r.p. . 10
4.3.3.1 Applicability. 10
4.3.3.2 Description . 10
4.3.3.3 Limits . 10
4.3.3.4 Conformance . 11
4.3.4 Transmitter Unwanted Emissions (TXUE) . 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
4.4 Receiver Requirements . 12
4.4.1 General . 12
4.4.2 Wanted Technical Performance Criteria (WTPC) . 12
4.4.3 Receiver Baseline Sensitivity (RBS) . 13
4.4.3.1 Applicability. 13
4.4.3.2 Description . 13
4.4.3.3 Limits . 13
4.4.3.4 Conformance . 13
4.4.4 Receiver Baseline Resilience (RBR) . 13
4.4.4.1 Applicability. 13
4.4.4.2 Description . 13
4.4.4.3 Limits . 13
4.4.4.4 Conformance . 14
5 Testing for compliance with technical requirements . 14
5.1 Environmental conditions for testing . 14
5.1.1 General . 14
5.1.2 Normal test conditions . 14
5.1.3 Complete environmental profile test conditions . 14
5.2 General conditions . 15
ETSI
4 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
5.2.1 General conditions for testing . 15
5.2.2 Disregard time T and threshold level P . 15
dis thres
5.3 Conformance test and conformance test suites . 15
5.4 Conformance test methods of measurement for transmitter . 16
5.4.1 Operating Frequency Range (OFR) . 16
5.4.2 Peak e.i.r.p. . 17
5.4.3 Transmitter Unwanted Emissions (TXUE) . 17
5.5 Conformance test methods of measurements for receiver . 17
5.5.1 General . 17
5.5.2 Receiver Baseline Sensitivity (RBS) . 17
5.5.3 Receiver Baseline Resilience (RBR) . 18
Annex A (informative): Relationship between the present document and the essential
requirements of Directive 2014/53/EU . 20
Annex B (informative): Selection of technical parameters . 22
Annex C (normative): Receiver tests . 24
C.1 Test objects . 24
C.1.1 Plastic granulate . 24
C.1.2 Metal disk . 24
C.1.3 Test person ("real" human) . 24
C.2 Scenario for SSC1 . 24
C.3 Scenario for SSC2 . 25
C.4 Interfering signals for RBR . 26
C.4.1 Test frequencies specification . 26
C.4.2 Assessment of potential interferers with ETSI TS 103 361 . 26
Annex D (informative): Measurement times . 28
D.1 Measurement Time . 28
History . 29
ETSI
5 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
Intellectual Property Rights
Essential patents
IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. The declarations
pertaining to these essential IPRs, if any, are 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 IPR online database.
Pursuant to the ETSI Directives including the ETSI IPR Policy, no investigation regarding the essentiality of IPRs,
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.
Trademarks
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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 Standardisation Request deliverable Approval Procedure (SRdAP).
The present document has been prepared under the Commission's standardisation request C(2015) 5376 final [i.9] 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.1].
Once the present document is cited in the Official Journal of the European Union under that Directive, compliance with
the normative clauses of the present document given in Table A.1 confers, within the limits of the scope of the present
document, a presumption of conformity with the corresponding essential requirements of that Directive and associated
EFTA regulations.
The present document is part 1 of a multi-part deliverable covering Security Scanning devices based on Short Range
Devices (SRD) using Ultra Wide Band technology (UWB); Harmonised standard for access to radio spectrum; as
identified below:
Part 1: "Indoor Millimeter Wave Security Scanners operating in the band 69,8 GHz to 80,5 GHz";
Part 2: "MicroWave Security Scanners operating < 12 GHz".
ETSI
6 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
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.
Introduction
The present document is part 1 of a multi-part deliverable developed by ETSI and is designed to fit in a modular
structure to cover all radio and telecommunications terminal equipment within the scope of the
Directive 2014/53/EU [i.1].
For the case of the present document, the following references are the basis:
• SRdoc ETSI TR 103 664 [i.11] (2020-04);
• ECC Report 344 [i.2];
• ERC Recommendation 70-03 [i.6], Annex 6.
ETSI
7 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
1 Scope
The present document specifies technical requirements, limits and test methods for Millimeter Wave Security Scanners
(mmWave SSC, SSC equipment) operating indoor in the band 69,8 GHz to 80,5 GHz.
The operating frequency range is split into two bands 97 from 69,8 GHz to 79,9 GHz and 99 from 76,5 GHz to
80,5 GHz as defined in Decision (EU) 2025/105 [i.8].
Details on mmWave SSC equipment and the related categorization is further specified in clause 4.2.
NOTE: The relationship between the present document and essential requirements of article 3.2 of
Directive 2014/53/EU [i.1] is given in annex A.
2 References
2.1 Normative references
References are 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.
Referenced documents which are not found to be publicly available in the expected location might be found in the
ETSI docbox.
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 303 883-1 (V2.1.1) (08-2024): "Short Range Devices (SRD) and Ultra Wide Band
(UWB); Part 1: Measurement techniques for transmitter requirements".
[2] ETSI EN 303 883-2 (V2.1.1) (08-2024): "Short Range Devices (SRD) and Ultra Wide Band
(UWB); Part 2: Measurement techniques for receiver requirements".
[3] ETSI TS 103 941 (V1.1.1) (01-2024): "Short Range Devices (SRD) and Ultra Wide Band (UWB);
Measurement setups and specifications for testing under full environmental profile (normal and
extreme environmental conditions)".
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 may be useful in implementing an ETSI deliverable or add to the reader's
understanding, but are not required for conformance to the present document.
[i.1] Directive 2014/53/EU of the European Parliament and of the Council of 16 April 2014 on the
harmonisation of the laws of the Member States relating to the making available on the market of
radio equipment and repealing Directive 1999/5/EC (RE-Directive).
[i.2] ECC Report 344: "Sharing and compatibility studies of Security Scanners (SSCs) within frequency
range 60-82 GHz" (published on 07-10-2022).
[i.3] CEPT ERC Recommendation 74-01 (May 2022): "Unwanted emissions in the spurious domain".
ETSI
8 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
[i.4] ETSI EG 203 336 (V1.2.1) (2020-05): "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.5] ETSI TS 103 567 (V1.1.1) (09-2019): "Requirements on signal interferer handling".
[i.6] ERC/REC 70-03 (8 March 2024): "ERC Recommendation of 1997 on relating to the use of Short
Range Devices (SRD)".
[i.7] ETSI TS 103 361 (V1.1.1) (03-2016): "Short Range Devices (SRD) using Ultra Wide Band
technology (UWB); Receiver technical requirements, parameters and measurement procedures to
fulfil the requirements of the Directive 2014/53/EU".
[i.8] Commission implementing Decision (EU) 2025/105 of 22 January 2025 amending
Decision 2006/771/EC updating harmonised technical conditions in the area of radio spectrum use
for short-range devices and repealing Implementing Decision 2014/641/EU on harmonised
technical conditions of radio spectrum use by wireless audio programme making and special
events equipment in the Union (notified under document C(2025) 192).
[i.9] 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.10] EN 50131-2-3:2021: "Alarm systems – Intrusion and hold-up systems – Part 2-3: Requirements
for microwave detectors", produced by CENELEC.
[i.11] ETSI TR 103 664 (V1.1.1) (04-2020): "System Reference document (SRdoc); Security Scanners
(SSc) within the frequency range from 60 GHz to 90 GHz".
3 Definition of terms, symbols and abbreviations
3.1 Terms
For the purposes of the present document, the terms given in ETSI EN 303 883-1 [1] and ETSI EN 303 883-2 [2].
3.2 Symbols
For the purposes of the present document, the following symbol applies:
P Detection Performance
d
3.3 Abbreviations
For the purposes of the present document, the abbreviations given in ETSI EN 303 883-1 [1] and
ETSI EN 303 883-2 [2] and the following apply:
CF Correction Factor
mmW Millimeter Wave
SSC Security Scanner
ETSI
9 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
4 Technical requirements specifications
4.1 Environmental profile
The technical requirements of the present document apply under the environmental profile for operation of the
equipment, which shall be in accordance with its intended use. The equipment shall comply with all the technical
requirements of the present document at all times when operating within the boundary limits of the operational
environmental profile defined by its intended use.
4.2 Equipment Categories
4.2.1 General
Technical and regulatory requirements for Security Scanners are provided in general in European Commission
Implementing Decision (EU) [i.8] and in annex 6 of ERC Recommendation 70-03 [i.6] which are based on ECC
Report 344 [i.2] resulting in European Commission Implementing Decision (EU) 2025/105 [i.8] implementing Security
Scanners.
All SSC equipment covered by the present document are operating with a continuous frequency modulated signal.
Table 1 shows an excerpt from Decision (EU) 2025/105 [i.8].
Table 1: Technical requirements for SSC equipment
Band Frequency Band Power / Spectrum access Modulation Notes
Number Magnetic Field and mitigation /occupied
(note 2) requirements bandwidth
97 69,8 GHz to 7 dBm peak No requirement Not specified For security scanners
79,9 GHz e.i.r.p. operated indoors
76,5 GHz to 19 dBm peak No requirement Not specified For security scanners
80,5 GHz e.i.r.p. (note 1) operated indoors
NOTE 1: At least 23 dB out-of-band attenuation, relative to the maximum allowed peak e.i.r.p., is required.
NOTE 2: Limits in the table are an excerpt from Decision (EU) 2025/105 [i.8].
4.2.2 Categorization by output power
The following categorization of SSC equipment by the output power is used according to Table 1 and frequency
bands 97 and 99 of Decision (EU) 2025/105 [i.8]:
Table 2: Categorization of equipment
Category Frequency band Radiated Power
SSC 1 69,8 GHz to 79,9 GHz (band 97) 7 dBm peak e.i.r.p.
SSC 2
76,5 GHz to 80,5 GHz (band 99) 19 dBm peak e.i.r.p.
4.3 Transmitter Requirements
4.3.1 General
The transmitter requirements for SSC equipment covered by the scope of the present document are justified in
Table B.1.
ETSI
10 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
4.3.2 Operating Frequency Range (OFR)
4.3.2.1 Applicability
This requirement shall apply to all SSC equipment as specified in clause 4.2.2.
4.3.2.2 Description and general requirements
The operating frequency range is described in clause 5.2.1 of ETSI EN 303 883-1 [1]. Based on the definition in
clause 5.2.1, the applicable value for the parameter X shall be taken from Table 3.
Table 3: Parameter X
Equipment Category X [dB] (note)
SSC 1 23
SSC 2 23
NOTE: According to ECC Report 344 [i.2].
4.3.2.3 Limits
The OFR (all frequencies between f and f ) shall be within the permitted frequency range as defined in Table 4. In
L H
addition, the operating frequency range for SSC 1 and SSC 2 shall fulfil the OFR requirement as specified in Table 4.
Table 4: Permitted frequency range and OFR requirement for SSC equipment
Equipment Category Frequency range OFR
SSC 1
69,8 GHz to 79,9 GHz 10 GHz
SSC 2 76,5 GHz to 80,5 GHz 1,5 GHz
NOTE: According to Decision (EU) 2025/105 [i.8].
4.3.2.4 Conformance
The conformance test for the OFR shall be as defined in clause 5.4.1 and shall be done under normal conditions as
defined in clause 5.1.
4.3.3 Peak e.i.r.p.
4.3.3.1 Applicability
This requirement shall apply to SSC 1 and SSC 2 as specified in clause 4.2.2.
4.3.3.2 Description
The peak e.i.r.p. is described in clause 5.3.3.1 of ETSI EN 303 883-1 [1].
4.3.3.3 Limits
Within the OFR the peak e.i.r.p. shall not exceed the limits in Table 5.
Table 5: Peak e.i.r.p. limits
Frequency range which contains Maximum peak e.i.r.p. (Pmax)
the OFR of the SSC equipment
69,8 GHz to 79,9 GHz 7 dBm
76,5 GHz to 80,5 GHz 19 dBm
NOTE: According to Decision (EU) 2025/105 [i.8].
ETSI
11 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
4.3.3.4 Conformance
The conformance test for peak e.i.r.p. shall be as defined in clause 5.4.2 and shall be done under normal conditions as
defined in clause 5.1.
4.3.4 Transmitter Unwanted Emissions (TXUE)
4.3.4.1 Applicability
The TX Unwanted Emissions (TXUE) requirement applies to all SSC sub-categories (defined in clause 4.2.2).
4.3.4.2 Description
For the description of the TX unwanted emissions, see ETSI EN 303 883-1 [1] clause 5.5.1. As required in ETSI
EN 303 883-1 [1], clause 5.5.1, the limit for the parameter X for all SSC equipment is specified to X = 250 %.
TXUE TXUE
X : 250 %
TXUE
4.3.4.3 Limits
The frequency ranges and limit tables for spurious emissions and Out-Of-Band (OOB) emissions are provided in
Figure 1 and Tables 6 to 8, with f = f -X x OFR and f = f + X x OFR.
LS c TXUE HS c TXUE
Figure 1: Overview of limits for OOB and spurious domain
For unwanted emissions in the OOB-domain the limits in Table 6 and Table 7 apply.
Table 6: Limits for OOB domain for SSC 1
Frequency range Limits OOB domain
7 ��� � 20 �� � �13 ��� peak e.i.r.p
fLS < f <= fL
7 ��� � 20 �� � �13 ��� peak e.i.r.p
f > f => f
HS H
NOTE: According to ERC Recommendation 70-03 [i.6], annex 6 and ECC Report 344 [i.2].
Table 7: Limits for OOB domain for SSC 2
Frequency range Limits OOB domain
19 ����23 �� � �4 ��� peak e.i.r.p
fLS < f <= fL
f > f => f 19 ����23 �� � �4 ��� peak e.i.r.p
HS H
NOTE: According to ERC Recommendation 70-03 [i.6], annex 6 and ECC Report 344 [i.2].
For the unwanted emission limits in the spurious domain Table 8 applies.
ETSI
12 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
Table 8: Transmitter unwanted emissions limits for SSC devices in the spurious domain
SSC category Frequen
...
SLOVENSKI STANDARD
01-januar-2026
Naprave kratkega dosega (SRD), ki uporabljajo ultra širokopasovno tehnologijo
(UWB) - Harmonizirani standard za dostop do radijskega spektra - 1. del: Notranji
varnostni skenerji z milimetrskimi valovi, ki delujejo v pasu od 69,8 GHz do 80,5
GHz
Short Range Devices (SRDs) using Ultra Wide Band technology (UWB) - Harmonised
standard for access to radio spectrum - Part 1: Indoor Millimeter Wave Security
Scanners operating in the band 69,8 GHz to 80,5 GHz
Ta slovenski standard je istoveten z: ETSI EN 303 940-1 V1.1.0 (2025-11)
ICS:
33.060.01 Radijske komunikacije na Radiocommunications in
splošno general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
HARMONISED EUROPEAN STANDARD
Short Range Devices (SRDs) using
Ultra Wide Band technology (UWB);
Harmonised standard for access to radio spectrum;
Part 1: Indoor Millimeter Wave Security Scanners
operating in the band 69,8 GHz to 80,5 GHz
2 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
Reference
DEN/ERM-TGUWB-609
Keywords
harmonised standard, measurement,
security, SRD, 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 - 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 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
Contents
Intellectual Property Rights . 5
Foreword . 5
Modal verbs terminology . 6
Introduction . 6
1 Scope . 7
2 References . 7
2.1 Normative references . 7
2.2 Informative references . 7
3 Definition of terms, symbols and abbreviations . 8
3.1 Terms . 8
3.2 Symbols . 8
3.3 Abbreviations . 8
4 Technical requirements specifications . 9
4.1 Environmental profile . 9
4.2 Equipment Categories . 9
4.2.1 General . 9
4.2.2 Categorization by output power . 9
4.3 Transmitter Requirements . 9
4.3.1 General . 9
4.3.2 Operating Frequency Range (OFR) . 10
4.3.2.1 Applicability. 10
4.3.2.2 Description and general requirements . 10
4.3.2.3 Limits . 10
4.3.2.4 Conformance . 10
4.3.3 Peak e.i.r.p. . 10
4.3.3.1 Applicability. 10
4.3.3.2 Description . 10
4.3.3.3 Limits . 10
4.3.3.4 Conformance . 11
4.3.4 Transmitter Unwanted Emissions (TXUE) . 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
4.4 Receiver Requirements . 12
4.4.1 General . 12
4.4.2 Wanted Technical Performance Criteria (WTPC) . 12
4.4.3 Receiver Baseline Sensitivity (RBS) . 13
4.4.3.1 Applicability. 13
4.4.3.2 Description . 13
4.4.3.3 Limits . 13
4.4.3.4 Conformance . 13
4.4.4 Receiver Baseline Resilience (RBR) . 13
4.4.4.1 Applicability. 13
4.4.4.2 Description . 13
4.4.4.3 Limits . 13
4.4.4.4 Conformance . 14
5 Testing for compliance with technical requirements . 14
5.1 Environmental conditions for testing . 14
5.1.1 General . 14
5.1.2 Normal test conditions . 14
5.1.3 Complete environmental profile test conditions . 14
5.2 General conditions . 15
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4 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
5.2.1 General conditions for testing . 15
5.2.2 Disregard time T and threshold level P . 15
dis thres
5.3 Conformance test and conformance test suites . 15
5.4 Conformance test methods of measurement for transmitter . 16
5.4.1 Operating Frequency Range (OFR) . 16
5.4.2 Peak e.i.r.p. . 17
5.4.3 Transmitter Unwanted Emissions (TXUE) . 17
5.5 Conformance test methods of measurements for receiver . 17
5.5.1 General . 17
5.5.2 Receiver Baseline Sensitivity (RBS) . 17
5.5.3 Receiver Baseline Resilience (RBR) . 18
Annex A (informative): Relationship between the present document and the essential
requirements of Directive 2014/53/EU . 20
Annex B (informative): Selection of technical parameters . 22
Annex C (normative): Receiver tests . 24
C.1 Test objects . 24
C.1.1 Plastic granulate . 24
C.1.2 Metal disk . 24
C.1.3 Test person ("real" human) . 24
C.2 Scenario for SSC1 . 24
C.3 Scenario for SSC2 . 25
C.4 Interfering signals for RBR . 26
C.4.1 Test frequencies specification . 26
C.4.2 Assessment of potential interferers with ETSI TS 103 361 . 26
Annex D (informative): Measurement times . 28
D.1 Measurement Time . 28
History . 29
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5 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
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ETSI in respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the
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Pursuant to the ETSI Directives including the ETSI IPR Policy, no investigation regarding the essentiality of IPRs,
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essential to the present document.
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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 Standardisation Request deliverable Approval Procedure (SRdAP).
The present document has been prepared under the Commission's standardisation request C(2015) 5376 final [i.9] 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.1].
Once the present document is cited in the Official Journal of the European Union under that Directive, compliance with
the normative clauses of the present document given in Table A.1 confers, within the limits of the scope of the present
document, a presumption of conformity with the corresponding essential requirements of that Directive and associated
EFTA regulations.
The present document is part 1 of a multi-part deliverable covering Security Scanning devices based on Short Range
Devices (SRD) using Ultra Wide Band technology (UWB); Harmonised standard for access to radio spectrum; as
identified below:
Part 1: "Indoor Millimeter Wave Security Scanners operating in the band 69,8 GHz to 80,5 GHz";
Part 2: "MicroWave Security Scanners operating < 12 GHz".
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6 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
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.
Introduction
The present document is part 1 of a multi-part deliverable developed by ETSI and is designed to fit in a modular
structure to cover all radio and telecommunications terminal equipment within the scope of the
Directive 2014/53/EU [i.1].
For the case of the present document, the following references are the basis:
• SRdoc ETSI TR 103 664 [i.11] (2020-04);
• ECC Report 344 [i.2];
• ERC Recommendation 70-03 [i.6], Annex 6.
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7 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
1 Scope
The present document specifies technical requirements, limits and test methods for Millimeter Wave Security Scanners
(mmWave SSC, SSC equipment) operating indoor in the band 69,8 GHz to 80,5 GHz.
The operating frequency range is split into two bands 97 from 69,8 GHz to 79,9 GHz and 99 from 76,5 GHz to
80,5 GHz as defined in Decision (EU) 2025/105 [i.8].
Details on mmWave SSC equipment and the related categorization is further specified in clause 4.2.
NOTE: The relationship between the present document and essential requirements of article 3.2 of
Directive 2014/53/EU [i.1] is given in annex A.
2 References
2.1 Normative references
References are 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.
Referenced documents which are not found to be publicly available in the expected location might be found in the
ETSI docbox.
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 303 883-1 (V2.1.1) (08-2024): "Short Range Devices (SRD) and Ultra Wide Band
(UWB); Part 1: Measurement techniques for transmitter requirements".
[2] ETSI EN 303 883-2 (V2.1.1) (08-2024): "Short Range Devices (SRD) and Ultra Wide Band
(UWB); Part 2: Measurement techniques for receiver requirements".
[3] ETSI TS 103 941 (V1.1.1) (01-2024): "Short Range Devices (SRD) and Ultra Wide Band (UWB);
Measurement setups and specifications for testing under full environmental profile (normal and
extreme environmental conditions)".
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 may be useful in implementing an ETSI deliverable or add to the reader's
understanding, but are not required for conformance to the present document.
[i.1] Directive 2014/53/EU of the European Parliament and of the Council of 16 April 2014 on the
harmonisation of the laws of the Member States relating to the making available on the market of
radio equipment and repealing Directive 1999/5/EC (RE-Directive).
[i.2] ECC Report 344: "Sharing and compatibility studies of Security Scanners (SSCs) within frequency
range 60-82 GHz" (published on 07-10-2022).
[i.3] CEPT ERC Recommendation 74-01 (May 2022): "Unwanted emissions in the spurious domain".
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8 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
[i.4] ETSI EG 203 336 (V1.2.1) (2020-05): "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.5] ETSI TS 103 567 (V1.1.1) (09-2019): "Requirements on signal interferer handling".
[i.6] ERC/REC 70-03 (8 March 2024): "ERC Recommendation of 1997 on relating to the use of Short
Range Devices (SRD)".
[i.7] ETSI TS 103 361 (V1.1.1) (03-2016): "Short Range Devices (SRD) using Ultra Wide Band
technology (UWB); Receiver technical requirements, parameters and measurement procedures to
fulfil the requirements of the Directive 2014/53/EU".
[i.8] Commission implementing Decision (EU) 2025/105 of 22 January 2025 amending
Decision 2006/771/EC updating harmonised technical conditions in the area of radio spectrum use
for short-range devices and repealing Implementing Decision 2014/641/EU on harmonised
technical conditions of radio spectrum use by wireless audio programme making and special
events equipment in the Union (notified under document C(2025) 192).
[i.9] 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.10] EN 50131-2-3:2021: "Alarm systems – Intrusion and hold-up systems – Part 2-3: Requirements
for microwave detectors", produced by CENELEC.
[i.11] ETSI TR 103 664 (V1.1.1) (04-2020): "System Reference document (SRdoc); Security Scanners
(SSc) within the frequency range from 60 GHz to 90 GHz".
3 Definition of terms, symbols and abbreviations
3.1 Terms
For the purposes of the present document, the terms given in ETSI EN 303 883-1 [1] and ETSI EN 303 883-2 [2].
3.2 Symbols
For the purposes of the present document, the following symbol applies:
P Detection Performance
d
3.3 Abbreviations
For the purposes of the present document, the abbreviations given in ETSI EN 303 883-1 [1] and
ETSI EN 303 883-2 [2] and the following apply:
CF Correction Factor
mmW Millimeter Wave
SSC Security Scanner
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9 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
4 Technical requirements specifications
4.1 Environmental profile
The technical requirements of the present document apply under the environmental profile for operation of the
equipment, which shall be in accordance with its intended use. The equipment shall comply with all the technical
requirements of the present document at all times when operating within the boundary limits of the operational
environmental profile defined by its intended use.
4.2 Equipment Categories
4.2.1 General
Technical and regulatory requirements for Security Scanners are provided in general in European Commission
Implementing Decision (EU) [i.8] and in annex 6 of ERC Recommendation 70-03 [i.6] which are based on ECC
Report 344 [i.2] resulting in European Commission Implementing Decision (EU) 2025/105 [i.8] implementing Security
Scanners.
All SSC equipment covered by the present document are operating with a continuous frequency modulated signal.
Table 1 shows an excerpt from Decision (EU) 2025/105 [i.8].
Table 1: Technical requirements for SSC equipment
Band Frequency Band Power / Spectrum access Modulation Notes
Number Magnetic Field and mitigation /occupied
(note 2) requirements bandwidth
97 69,8 GHz to 7 dBm peak No requirement Not specified For security scanners
79,9 GHz e.i.r.p. operated indoors
76,5 GHz to 19 dBm peak No requirement Not specified For security scanners
80,5 GHz e.i.r.p. (note 1) operated indoors
NOTE 1: At least 23 dB out-of-band attenuation, relative to the maximum allowed peak e.i.r.p., is required.
NOTE 2: Limits in the table are an excerpt from Decision (EU) 2025/105 [i.8].
4.2.2 Categorization by output power
The following categorization of SSC equipment by the output power is used according to Table 1 and frequency
bands 97 and 99 of Decision (EU) 2025/105 [i.8]:
Table 2: Categorization of equipment
Category Frequency band Radiated Power
SSC 1 69,8 GHz to 79,9 GHz (band 97) 7 dBm peak e.i.r.p.
SSC 2
76,5 GHz to 80,5 GHz (band 99) 19 dBm peak e.i.r.p.
4.3 Transmitter Requirements
4.3.1 General
The transmitter requirements for SSC equipment covered by the scope of the present document are justified in
Table B.1.
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10 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
4.3.2 Operating Frequency Range (OFR)
4.3.2.1 Applicability
This requirement shall apply to all SSC equipment as specified in clause 4.2.2.
4.3.2.2 Description and general requirements
The operating frequency range is described in clause 5.2.1 of ETSI EN 303 883-1 [1]. Based on the definition in
clause 5.2.1, the applicable value for the parameter X shall be taken from Table 3.
Table 3: Parameter X
Equipment Category X [dB] (note)
SSC 1 23
SSC 2 23
NOTE: According to ECC Report 344 [i.2].
4.3.2.3 Limits
The OFR (all frequencies between f and f ) shall be within the permitted frequency range as defined in Table 4. In
L H
addition, the operating frequency range for SSC 1 and SSC 2 shall fulfil the OFR requirement as specified in Table 4.
Table 4: Permitted frequency range and OFR requirement for SSC equipment
Equipment Category Frequency range OFR
SSC 1
69,8 GHz to 79,9 GHz 10 GHz
SSC 2 76,5 GHz to 80,5 GHz 1,5 GHz
NOTE: According to Decision (EU) 2025/105 [i.8].
4.3.2.4 Conformance
The conformance test for the OFR shall be as defined in clause 5.4.1 and shall be done under normal conditions as
defined in clause 5.1.
4.3.3 Peak e.i.r.p.
4.3.3.1 Applicability
This requirement shall apply to SSC 1 and SSC 2 as specified in clause 4.2.2.
4.3.3.2 Description
The peak e.i.r.p. is described in clause 5.3.3.1 of ETSI EN 303 883-1 [1].
4.3.3.3 Limits
Within the OFR the peak e.i.r.p. shall not exceed the limits in Table 5.
Table 5: Peak e.i.r.p. limits
Frequency range which contains Maximum peak e.i.r.p. (Pmax)
the OFR of the SSC equipment
69,8 GHz to 79,9 GHz 7 dBm
76,5 GHz to 80,5 GHz 19 dBm
NOTE: According to Decision (EU) 2025/105 [i.8].
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11 Draft ETSI EN 303 940-1 V1.1.0 (2025-11)
4.3.3.4 Conformance
The conformance test for peak e.i.r.p. shall be as defined in clause 5.4.2 and shall be done under normal conditions as
defined in clause 5.1.
4.3.4 Transmitter Unwanted Emissions (TXUE)
4.3.4.1 Applicability
The TX Unwanted Emissions (TXUE) requirement applies to all SSC sub-categories (defined in clause 4.2.2).
4.3.4.2 Description
For the description of the TX unwanted emissions, see ETSI EN 303 883-1 [1] clause 5.5.1. As required in ETSI
EN 303 883-1 [1], clause 5.5.1, the limit for the parameter X for all SSC equipment is specified to X = 250 %.
TXUE TXUE
X : 250 %
TXUE
4.3.4.3 Limits
The frequency ranges and limit tables for spurious emissions and Out-Of-Band (OOB) emissions are provided in
Figure 1 and Tables 6 to 8, with f = f -X x OFR and f = f + X x OFR.
LS c TXUE HS c TXUE
Figure 1: Overview of limits for OOB and spurious domain
For unwanted emissions in the OOB-domain the limits in Table 6 and Table 7 apply.
Table 6: Limits for OOB domain for SSC 1
Frequency range Limits OOB domain
7 ��� � 20 �� � �13 ��� peak e.i.r.p
fLS < f <= fL
7 ��� � 20 �� � �13 ��� peak e.i.r.p
f > f => f
HS H
NOTE: According to ERC Recommendation 70-03 [i.6], annex 6 and ECC Report 344 [i.2].
Table 7: Limits for OOB domain for SSC 2
Frequency range Limits OOB domain
19 ����23 �� � �4 ��� peak e.i.r.p
fLS < f <= fL
f > f => f 19 ����23 �� � �4 ��� peak e.i.r.p
HS H
NOTE: Accord
...
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