IEC PAS 63343:2021

IEC PAS 63343 ®
Edition 1.0 2021-02
PUBLICLY AVAILABLE
SPECIFICATION
colour
inside
Maritime navigation and radiocommunication equipment and systems –
VHF data exchange system – Requirements and methods of testing for stations
including ASM functionality
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IEC PAS 63343 ®
Edition 1.0 2021-02
PUBLICLY AVAILABLE
SPECIFICATION
colour
inside
Maritime navigation and radiocommunication equipment and systems –

VHF data exchange system – Requirements and methods of testing for stations

including ASM functionality
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 47.060; 49.090; 47.020.70 ISBN 978-2-8322-9438-3

– 2 – IEC PAS 63343:2021  IEC 2021
CONTENTS
FOREWORD . 5
1 Scope . 7
2 Normative references . 7
3 Terms, definitions and abbreviated terms . 8
3.1 Terms and definitions . 8
3.2 Abbreviated terms . 8
4 General requirements and tests of equipment . 9
4.1 Requirements (placeholder) . 9
4.2 Methods of tests for general requirements . 9
5 Performance requirements. 9
5.1 Mobile station . 9
5.1.1 Overview . 9
5.1.2 General requirements . 10
5.1.3 Technical requirements . 11
5.2 Coast Station . 23
5.2.1 Overview . 23
5.2.2 General requirements . 23
5.2.3 Technical requirements . 23
5.3 AtoN Station . 34
6 Methods of testing and required results . 34
6.1 Mobile station . 34
6.1.1 Test environment . 34
6.1.2 Test signals . 35
6.1.3 Environmental, power supply, special purpose and safety tests . 35
6.1.4 Operational tests . 36
6.1.5 Specific tests of physical layer . 37
6.1.6 Specific tests of Link layer . 45
6.1.7 Specific tests of Network layer . 48
6.1.8 Specific tests of Transport layer. 49
6.2 Coast station. 49
6.2.1 Test environment . 49
6.2.2 Test signals . 50
6.2.3 Environmental, power supply, special purpose and safety tests . 50
6.2.4 Operational tests . 51
6.2.5 Specific tests of Physical layer . 52
6.2.6 Specific tests of Link layer . 60
6.2.7 Specific tests of Network layer . 62
6.2.8 Specific tests of Transport layer. 63
6.3 Tests for AtoN station . 63
Annex A (normative) Presentation Interface (PI) sentences . 64
A.1 General . 64
A.2 AAB – ASM Selective Addressed Message . 64
A.3 ABB – ASM Broadcast Message . 65
A.4 ADM – Received ASM VHF Data-Link Message . 66
A.5 ADO – ASM VHF Data-Link Own-Vessel transmission . 67
A.6 AGB – ASM Geographical Multicast Message . 67

A.7 AMK – Addressed and broadcast ASM message acknowledgement . 69
A.8 ASM – ASM Message Assembly . 69
A.9 ASQ – ASM Message Assembly Query . 71
A.10 ACC – "ASM Coast Station Configuration command" . 71
A.11 ??? – "additional ASM Coast Station Configuration" . 71
A.12 ??? – "ASM Coast Station Status sentence" . 72
Bibliography . 73

Figure 1 – Slotted transmission spectrum for ASM . 13
Figure 2 – Transmitter power versus time characteristics for π/4 QPSK (ASM) . 14
Figure 3 – Slot selection Criteria Flow Chart . 22
Figure 4 – Slotted transmission spectrum for ASM . 25
Figure 5 – Transmitter power versus time characteristics for π/4 QPSK (ASM) . 26
Figure 6 – Slot selection Criteria Flow Chart . 33
Figure 7 – Test setup for frequency error measurement . 37
Figure 8 – Test setup for adjacent channel selectivity . 41
Figure 9 – Measurement arrangement for intermodulation . 43
Figure 10 – Measurement arrangement for blocking or de-sensitisation . 44
Figure 11 – Test setup for frequency error measurement . 52
Figure 12 – Test setup for adjacent channel selectivity . 56
Figure 13 – Measurement arrangement for intermodulation . 58
Figure 14 – Measurement arrangement for blocking or de-sensitisation . 59

Table 1 – Slotted transmission spectrum for ASM . 12
Table 2 – Transmitter power versus time characteristics . 14
Table 3 – Receiver requirements without FEC (using Link ID 1) . 15
Table 4 – IEC 61162 Talker Identifiers and Sentence Formatters used for input of data
to Equipment for transmission to ASM VDL . 16
Table 5 – IEC 61162 Sentence Formatters used to output ASM VDL . 16
Table 6 – IEC 61162 Sentence Formatters used to output equipment status and input
related commands . 17
Table 7 – Use of ASM VDL messages . 18
Table 8 – Message 0 description . 19
Table 9 – Quiet time multiplier . 21
Table 10 – Slotted transmission spectrum for ASM . 24
Table 11 – Transmitter power versus time characteristics . 26
Table 12 – Receiver requirements without FEC (using Link ID 1) . 27
Table 13 – IEC 61162 Talker Identifiers and Sentence Formatters used for input of
data to Equipment for transmission to ASM VDL . 28
Table 14 – IEC 61162 Sentence Formatters used to output ASM VDL . 28
Table 15 – IEC 61162 Sentence Formatters used to output equipment status and input
related commands . 29
Table 16 – Use of ASM VDL messages . 30
Table 17 – Message 0 description . 31
Table 18 – Quiet time multiplier . 32

– 4 – IEC PAS 63343:2021  IEC 2021
Table 19 – Power supply test schedule . 36
Table 20 – Carrier power, required results . 38
Table 21 – Used parameters and required results for ASM and VDE sensitivity tests . 40
Table 22 – Used parameters and required results for ASM and VDE high input level
tests . 40
Table 23 – Additional channel combinations used for co-channel rejection tests . 41
Table 24 – Test signals used for adjacent channel selectivity tests . 42
Table 25 – Frequencies for inter-modulation test . 44
Table 26 – Test signals used for inter-modulation test .
...