EN 62320-3:2015

SLOVENSKI STANDARD
01-september-2015
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Maritime navigation and radiocommunication equipment and systems - Automatic
identification systems (AIS) - Part 3: AIS Simplex Repeater Station - Minimum
operational and performance requirements, methods of testing and required test results
Navigations- und Funkkommunikationsgeräte und -systeme für die Seeschifffahrt –
Automatisches Identifikationssystem (AIS) - Teil 3: Repeater Stationen – Mindest-
Betriebs- und -Leistungsanforderungen – Prüfverfahren und geforderte Prüfergebnisse
Matériels et systèmes de navigation et de radiocommunication maritimes - Systèmes
d'identification automatique (AIS) - Partie 3: Stations de répéteurs - Exigences de
fonctionnement et de performance minimales - Méthodes d'essai et résultats d'essai
exigés
Ta slovenski standard je istoveten z: EN 62320-3:2015
ICS:
47.020.70 Navigacijska in krmilna Navigation and control
oprema equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN 62320-3
NORME EUROPÉENNE
EUROPÄISCHE NORM
March 2015
ICS 47.020.70
English Version
Maritime navigation and radiocommunication equipment and
systems - Automatic identification systems (AIS) -
Part 3: Repeater stations - Minimum operational and
performance requirements -
Methods of test and required test results
(IEC 62320-3:2015)
Matériels et systèmes de navigation et de Navigations- und Funkkommunikationsgeräte und -systeme
radiocommunication maritimes - Systèmes d'identification für die Seeschifffahrt - Automatisches Identifikationssystem
automatique (AIS) - Partie 3: Stations de répéteurs - (AIS) - Teil 3: Repeater Stationen - Mindest-Betriebs- und -
Exigences de fonctionnement et de performance minimales Leistungsanforderungen - Prüfverfahren und geforderte
- Méthodes d'essai et résultats d'essai exigés Prüfergebnisse
(IEC 62320-3:2015) (IEC 62320-3:2015)
This European Standard was approved by CENELEC on 2015-03-04. CENELEC members are bound to comply with the CEN/CENELEC
Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.
Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC
Management Centre or to any CENELEC member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by translation
under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the
same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.

European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2015 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN 62320-3:2015 E
Foreword
The text of document 80/744/FDIS, future edition 1 of IEC 62320-3, prepared by IEC/TC 80 "Maritime
navigation and radiocommunication equipment and systems" was submitted to the IEC-CENELEC
parallel vote and approved by CENELEC as EN 62320-3:2015.
The following dates are fixed:
(dop) 2015-12-04
• latest date by which the document has to be implemented at
national level by publication of an identical national
standard or by endorsement
(dow) 2018-03-04
• latest date by which the national standards conflicting with
the document have to be withdrawn

Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC [and/or CEN] shall not be held responsible for identifying any or all such
patent rights.
Endorsement notice
The text of the International Standard IEC 62320-3:2015 was approved by CENELEC as a European
Standard without any modification.
IEC 61162-2 NOTE Harmonized as EN 61162-2.
IEC 61162-450 NOTE Harmonized as EN 61162-450.

- 3 - EN 62320-3:2015
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any amendments) applies.
NOTE 1 When an International Publication has been modified by common modifications, indicated by (mod), the relevant
EN/HD applies.
NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is available here:
www.cenelec.eu.
Publication Year Title EN/HD Year

IEC 60945 -  Maritime navigation and EN 60945 -
radiocommunication equipment and
systems - General requirements - Methods
of testing and required test results
IEC 61162-1 -  Maritime navigation and EN 61162-1 -
radiocommunication equipment and
systems - Digital interfaces -- Part 1: Single
talker and multiple listeners
ITU Radio-  Table of transmitting frequencies in the - -
Regulations, VHF maritime mobile band
Appendix 18
ITU-R -  Interim solutions for improved efficiency in - -
Recommendation the use of the band 156-174 MHz by
M.1084 stations in the maritime mobile service
ITU-R -  Technical characteristics for a universal - -
Recommendation shipborne automatic identification system
M.1371 using time division multiple access in the
VHF maritime mobile band
ITU-R -  Assignment and use of identities in the - -
Recommendation maritime mobile service
M.585
ITU-R -  O.153 : Basic parameters for the - -
Recommendation measurement of error performance at bit
O.153 rates below the primary rate

IEC 62320-3 ®
Edition 1.0 2015-01
INTERNATIONAL
STANDARD
colour
inside
Maritime navigation and radiocommunication equipment and systems –

Automatic identification system (AIS) –

Part 3: Repeater stations – Minimum operational and performance

requirements – Methods of test and required test results

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 47.020.70 ISBN 978-2-8322-2237-9

– 2 – IEC 62320-3:2015  IEC 2015
CONTENTS
FOREWORD . 6
INTRODUCTION . 8
1 Scope . 9
2 Normative references . 9
3 Symbols and abbreviations . 10
4 Functional requirements for a repeater station . 11
4.1 General . 11
4.1.1 Types of repeater stations . 11
4.1.2 Repeating operation . 11
4.1.3 Synchronisation . 12
4.1.4 Access to the VDL . 12
4.1.5 Configuration . 13
4.2 Functional block diagram of an AIS repeater station . 13
4.3 Repeating rules. 14
4.3.1 General repeating rules . 14
4.3.2 Repeater station use of repeat indicator . 15
4.3.3 Duplicate message filtering . 15
4.3.4 Content filtering . 16
4.3.5 Reporting interval filtering . 19
4.3.6 Channel filtering . 19
4.3.7 Filtering procedure . 19
4.3.8 Message processing . 21
4.3.9 Overload protection . 21
4.3.10 Slot selection using RSSI – RSSI measurement . 22
4.4 Message scheduling . 22
4.4.1 Station report . 22
4.4.2 Repeater station identification message structure . 23
4.4.3 Broadcast active AIS-SART message . 24
4.4.4 Configuration parameters . 24
4.5 Repeater station input/output sentence formatters . 29
5 Performance requirements. 30
5.1 Cyclic redundancy check. 30
5.2 Physical layer requirement . 30
5.2.1 Transmitter requirements . 30
5.2.2 Receiver requirements . 34
5.2.3 Power consumption . 34
5.2.4 Environmental requirements . 35
5.3 Link layer requirements . 35
6 Functional tests . 35
6.1 Configuration tests . 35
6.1.1 Factory default settings . 35
6.1.2 Standard test set-up . 36
6.1.3 Configuration via VDL . 37
6.2 Basic functional tests . 38
6.2.1 Basic repetition test . 38
6.2.2 Power setting . 38

IEC 62320-3:2015  IEC 2015 – 3 –
6.2.3 Repeat indicator handling . 39
6.2.4 Synchronisation jitter . 40
6.3 VDL access. 41
6.3.1 RATDMA . 41
6.3.2 FATDMA access . 44
6.3.3 ITDMA access . 44
6.4 Repetition rates . 45
6.4.1 Downsampling . 45
6.4.2 Fixed repetition interval . 46
6.4.3 Maximum VDL load . 46
6.4.4 Maximum transmissions per second . 47
6.4.5 Age of time stamp .
...