IEC 62320-2:2008

Maritime navigation and radiocommunication equipment and systems - Automatic identification system (AIS) - Part 2: AIS AtoN Stations - Operational and performance requirements, methods of testing and required test results

IEC 62320-2:2008(E) specifies the operational and performance requirements, methods of testing and required test results for AIS AtoN Stations compatible with the performance standards adopted by IMO Res. MSC.74(69), annex 3, Universal AIS. Incorporates the technical characteristics of non-shipborne AIS AtoN equipment, included in the relevant ITU-R and IALA Recommendations. Also takes into account the ITU Radio Regulations, where applicable.

General Information

• Status: Published
• Publication Date: 25-Mar-2008
• ICS: 47.020.70 - Navigation and control equipment
• Technical Committee: TC 80 - Maritime navigation and radiocommunication equipment and systems
• Drafting Committee: WG 14 - TC 80/WG 14
• Current Stage: DELPUB - Deleted Publication
• Completion Date: 31-Oct-2016

Relations

• Revised: IEC 62320-2:2016 - Maritime navigation and radiocommunication equipment and systems - Automatic identification system (AIS) - Part 2: AIS AtoN Stations - Operational and performance requirements, methods of testing and required test results
• Effective Date: 05-Sep-2023

Standards Content (Sample)

IEC 62320-2
Edition 1.0 2008-03
INTERNATIONAL
STANDARD
Maritime navigation and radiocommunication equipment and systems –
Automatic identification system (AIS) –
Part 2: AIS AtoN Stations – Operational and performance requirements,
methods of testing and required test results

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IEC 62320-2
Edition 1.0 2008-03
INTERNATIONAL
STANDARD
Maritime navigation and radiocommunication equipment and systems –
Automatic identification system (AIS) –
Part 2: AIS AtoN Stations – Operational and performance requirements,
methods of testing and required test results

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
PRICE CODE
XD
ICS 47.020.70 ISBN 2-8318-9620-7

– 2 – 62320-2 © IEC:2008(E)
CONTENTS
FOREWORD.6

1 Scope.8
2 Normative references .8
3 Terms, definitions and abbreviations .9
3.1 Definitions .9
3.2 Abbreviations .9
4 Description .10
4.1 Types of AIS AtoN Stations .10
4.2 Type 1 AIS AtoN Station.11
4.2.1 Type 1 AIS AtoN Station characteristics .12
4.2.2 Capability .12
4.2.3 Type 1 AIS AtoN Station – Alternatives.12
4.3 Type 2 AIS AtoN Station.13
4.3.1 Type 2 AIS AtoN Station characteristics .14
4.3.2 Capability .14
4.3.3 Control receiver.14
4.3.4 Type 2 AIS AtoN Station – alternatives .14
4.4 Type 3 AIS AtoN Station.14
4.4.1 Type 3 AIS AtoN Station characteristics .15
4.4.2 Type 3 AIS AtoN Station capability .15
4.4.3 AIS receiver (AIS Rx) .15
4.4.4 Type 3 AIS AtoN Station – alternatives .15
4.5 Optional chaining of AIS AtoN Stations (Types 2 and 3) .16
5 Requirements for AIS AtoN Stations .17
5.1 Physical layer requirement .17
5.1.1 Transmitter requirements.17
5.1.2 Receiver requirements.19
5.1.3 Power consumption .20
5.1.4 Environmental requirements .20
5.2 Link layer requirements .20
5.2.1 AIS Messages .21
5.2.2 Synchronisation.21
5.2.3 VDL access schemes .22
5.2.4 Autonomous mode.24
5.2.5 Electronic position fix system.25
5.2.6 Built-in integrity test.26
5.3 Requirements for the configuration method .27
5.3.1 Alternative for Types 1, 2 and 3.27
5.4 Other requirements .28
5.4.1 Additional features.28
5.4.2 Manufacturer’s information .28
5.4.3 Marking and identification.29
6 Tests of AIS AtoN Stations – Method of measurement and required results.29
6.1 General .29
6.2 Test conditions.29

62320-2 © IEC:2008(E) – 3 –
6.2.1 Normal test conditions .29
6.2.2 Extreme test conditions .29
6.2.3 Standard test environment.29
6.2.4 Test signals .30
6.2.5 Arrangements for test signals applied to the receiver input .31
6.2.6 Encoder for receiver measurements .32
6.2.7 Waiver for receivers .32
6.2.8 Impedance.32
6.2.9 Artificial antenna (dummy load) .32
6.2.10 Facilities for access .32
6.2.11 Modes of operation of the transmitter .32
6.2.12 Measurement uncertainties.32
7 AIS AtoN Station tests .33
7.1 RF tests (transmitter and receiver) .33
7.1.1 TDMA transmitter .33
7.1.2 TDMA receivers (Types 2 and 3) .38
7.1.3 Conducted spurious emissions at the antenna .47
8 Functional tests .47
8.1 Tests for configuration method .47
8.1.1 Configure test Message 21 .48
8.1.2 Schedule mode A FATDMA Message 21 (single report, alternating
channel operation).48
8.1.3 Schedule mode B FATDMA Message 21 (dual report, dual channel
operation).49
8.1.4 Schedule mode C FATDMA Message 21 (Single report, single
channel operation).50
8.1.5 Schedule mode A RATDMA Message 21 (Type 3) (single report,
alternating channel operation) .50
8.1.6 Schedule mode B RATDMA Message 21 (Type 3) (dual report, dual
channel operation).51
8.1.7 Schedule mode C RATDMA Message 21 (Type 3) (single channel
operation).52
8.1.8 Addressed binary data Message 6 .52
8.1.9 Unscheduled transmission.53
8.1.10 Test Message 8 .53
8.1.11 AIS AtoN configuration Messages 12.54
8.1.12 AIS AtoN configuration Messages 14.54
8.2 Tests for synchronisation accuracy.54
8.2.1 Implemented synchronisation modes and synchronisation error.54
8.2.2 Synchronisation test without UTC (Types 2 and 3).55
8.3 Tests for EPFS.55
8.3.1 Position source.55
8.3.2 Invalid position .56
8.3.3 Off-position monitor .56
8.4 Additional messages .57
8.4.1 Receive addressed message (Types 2 and 3).57
8.5 Additional functionality .57
8.5.1 Test for configuration of the receiver turn-on times (Types 2 and 3).57
8.5.2 Test for configure proprietary AtoN control .58
8.5.3 Test for configuration of payload re-broadcast .59

– 4 – 62320-2 © IEC:2008(E)
8.5.4 Test for forced broadcast.59
8.5.5 Test for version information .60
8.5.6 Test for AFC – AtoN function ID capability.60
8.5.7 Test for VDL configuration using chaining (Types 2 and 3) .61
8.6 Test for BIIT .62
8.6.1 Purpose.62
8.6.2 Method of measurement .62
8.6.3 Required results .62
8.7 Transmitter shutdown procedure .62
8.7.1 Purpose.62
8.7.2 Method of measurement .62
8.7.3 Required results .
...