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Technical requirements and test methods for automatic identification system (AIS) base stations
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| GB/T 39620-2020 | English | 249 |
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Technical requirements for coastal automatic identification system(AIS)base station
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Basic data
| Standard ID | GB/T 39620-2025 (GB/T39620-2025) |
| Description (Translated English) | Technical requirements and test methods for automatic identification system (AIS) base stations |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | R63 |
| Classification of International Standard | 33.060 |
| Word Count Estimation | 150,136 |
| Date of Issue | 2025-10-05 |
| Date of Implementation | 2026-05-01 |
| Older Standard (superseded by this standard) | GB/T 39620-2020 |
| Issuing agency(ies) | State Administration for Market Regulation and Standardization Administration of China |
Similar standards
GB/T 26781|GB/T 39620-2025: Technical requirements and test methods for automatic identification system (AIS) base stations
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 33.060
CCSR28
National Standards of the People's Republic of China
Replaces GB/T 39620-2020
Technical requirements for Automatic Identification System (AIS) base stations
and testing methods
Released on October 5, 2025; to be implemented on May 1, 2026.
State Administration for Market Regulation
The State Administration for Standardization issued a statement.
Table of contents
Preface V
1.Scope 1
2 Normative References 1
3.Terms and Definitions, Abbreviations 2
3.1 Terms and Definitions 2
3.2 Abbreviations 2
4.Functional layout of AIS base stations 3.
4.1 General Rules 3
4.2 Functional Components of an AIS Base Station 3
4.3 General VDL Requirements 4
4.4 Base Station Operation Function Diagram 5
4.5 Base Station Input/Output Statement Format 6
5.AIS Base Station Air Interface Function Definition 8
5.1 General requirements for the physical layer. 8
5.2 AIS Base Station Physical Layer Parameter Setting Requirements 8
5.3 Minimum requirements for TDMA transmitter characteristics in AIS base stations 9
5.4 Minimum Technical Requirements for AIS Base Station TDMA Receiver Characteristics 11
5.5 AIS Base Station Shutdown Procedure 12
6.Basic Requirements for AIS Base Stations 12
6.1 General Rules 12
6.2 Non-standalone base station requirements 13
6.3 Standalone base station requirements 13
6.4 BIIT Status 18
6.5 Default settings after reset 18
6.6 Optional Functional Requirements 20
7 AIS base station PI function 20
7.1 Physical requirements of PI 20
7.2 PI Data Exchange 20
8.Test methods and result requirements for AIS base stations 21
8.1 General Requirements 21
8.2 Test Condition 21
9 Radio Test 24
9.1 General Transceiver Test 24
9.2 TDMA transmitter 25
9.3 TDMA Receiver 29
9.4 Antenna-conducted stray radiation 35
10 AIS base station function test 36
10.1 Base station preset 36
10.2 Routine Operation 37
10.3 Selection of Transmission Time Slots 61
10.4 Forward compatible with 62-bit
10.5 TAGblock package 64
10.6 Optional Feature Test 69
11 Technical requirements for auxiliary equipment and supporting facilities 76
11.1 Antenna and Feeder Technical Requirements 76
11.2 Technical Requirements for Power Supply and Distribution Equipment 77
11.3 Lightning Protection and Grounding Technical Requirements 78
11.4 Technical Requirements for Computer Room Supporting Equipment 78
Appendix A (Informative) Summary of Technical Differences and Reasons Compared with IEC 62320-1.2015 79
Appendix B (Standardized) General Statements for AIS Base Stations 83
B.1 General Principles 83
B.2 ABK-AIS Addressing and Binary Broadcast Acknowledgment Statements 83
B.3 ABM-AIS Addressing Binary and Security-Related Message Statements 84
B.4 ACA-AIS Channel Allocation Statement 85
B.5 ACK - Acknowledge Alarm Statement 87
B.6 ACM-AIS Base Station Addressing Channel Management Command Statements 87
B.7 ADS - Automatic Device Status Statements 88
B.8 ALR - Alarm Status Statements 89
B.9 Group Assignment Command Statements for AGA-AIS Base Station Broadcasting 89
B.10 AIR-AIS query request statement 90
B.11 ASN-AIS base station broadcast allocation command statement 92
B.12 BBM-AIS Binary Transmit Message Statement 93
B.13 BCG - Base Station Configuration, General Command 94
B.14 BCL - Base Station Configuration Location Command Statements 95
B.15 DLM-Base Station Data Link Management Time Slot Allocation Command Statements 97
B.16 ECB - Commands and statements for configuring base station message transmission plans (98)
B.17 EPS-AIS Base Station Positioning System Configuration Command Statements 100
B.18 FSR-AIS Receive Frame Digest Statement 101
B.19 HBT - Heartbeat Monitoring Statements 102
B.20 RST - Device Reset Command Statement 102
B.21 SID - Setting the device identifier and command statements 103
B.22 Configuration and Selection of SPO-AIS Stations. Output Command Statements 103
B.23 TFR - Launch Feedback Report Statement 105
B.24 TPC - Transmission Slot Disable Command Statement 106
B.25 TSA - Transmit Time Slot Allocation Statement 108
B.26 TSR-Transmit Slot Disabled Status Report Statement 108
B.27 VDM-AISVHF data link message statement 109
B.28 VDO-AISVHF data link local station report statement 110
B.29 VER - Version Statement 111
B.30 VSI-VDL signal information statement 112
Appendix C (Normative) Old Version AIS Base Station Statement 113
C.1 Old version statement 113
C.2 Comment block 116
C.3 AIS annotation block parameter 117
Appendix D (Normative) Amendment 120 to IEC 61162-1 applicable to AIS base stations
D.1 General Principles 120
D.2 Configuration command statement for CBR-AIS beacon message broadcast rate 120
D.3 MEB-Broadcast Message Input Command Statements 121
D.4 NAK - Negative Response Statement 123
Appendix E (Normative) AIS Base Station TAGblock Statement 125
E.1 General Principles 125
E.2 Configuration of CPC-UNIX Time Parameters (c) 125
E.3 CPD-Destination ID Parameter (d) Configuration 126
E.4 Configuration of CPG - Statement Grouping Parameter (g) 126
E.5 Configuration of CPN - Number of Rows (n) 128
E.6 CPS-Source ID parameter(s) configuration 129
E.7 TBR-TAGblock report request 130
E.8 TBS-TAGblockListener Source ID Configuration Command 130
Appendix F (Normative) AIS Base Station Backup Configuration Statements 132
F.1 General Principles 132
F.2 RBC-AIS Base Station Dual-Machine Backup Parameter Configuration Command 132
F.3 RBI-AIS Base Station Dual-Machine Backup Identifier Configuration Command 132
F.4 RBS-AIS Base Station Dual-Machine Backup Status Report 133
Appendix G (Normative) AIS Base Station Network Configuration Statements 134
G.1 General Principles 134
G.2 BHM-Heartbeat Packet Statement 134
G.3 ETH-Base Station Network Adapter Parameter Configuration 134
G.4 NTC-TCP Client Configuration 135
G.5 NTS-TCP Server Configuration 136
G.6 NUC-UDP Client Configuration 136
G.7 NUS-UDP server configuration 137
G.8 RDC-Base Station AIS Data Backhaul Configuration 138
G.9 REC-AIS Historical Data Query Statement 138
G.10 REK-AIS Historical Data Return Report 139
G.11 RSC-Base Station AIS Data Storage Configuration 139
Appendix H (Normative) AIS Base Station Custom Statements 141
H.1 General Principles 141
H.2 CSM - Custom Extension Statements 141
References 142
Foreword
This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents".
Drafting.
This document supersedes GB/T 39620-2020 "Technical Requirements for Automatic Identification System (AIS) Base Stations for Coastal Ships" and is consistent with GB/T 39620-
Compared to 2020, aside from structural adjustments and editorial changes, the main technical changes are as follows.
a) Added "Functional Layout of AIS Base Stations" (see Chapter 4);
b) The section "AIS Base Station Composition" has been removed (see Chapter 4 of the 2020 edition);
c) The "AIS Base Station Site Selection Requirements" section has been removed (see Chapter 5 of the 2020 edition);
d) Added "AIS Base Station Air Interface Function Definition" (see Chapter 5);
e) Added "Basic Requirements for AIS Base Stations" (see Chapter 6);
f) Added "AIS base station PI function" (see Chapter 7);
g) Added "Testing Methods and Result Requirements for AIS Base Stations" (see Chapter 8);
h) Added "Radio Testing" (see Chapter 9);
i) Added "AIS Base Station Function Test" (see Chapter 10);
j) Added "Technical Requirements for Ancillary Equipment and Supporting Facilities" (see Chapter 11);
k) The "Technical Requirements for AIS Base Station Management" has been removed (see Chapter 11 of the 2020 edition);
l) A "Summary of Technical Differences Compared to IEC 62320-1.2015 and the Reasons Therefor" has been added (see Appendix A);
m) Added "General Statements for AIS Base Stations" (see Appendix B);
n) Added "Legacy AIS Base Station Statements" (see Appendix C);
o) Added "IEC 61162-1 Amendment Statements Applicable to AIS Base Stations" (see Appendix D);
p) Added "AIS base station TAGblock statement" (see Appendix E);
q) Added "AIS base station backup configuration statements" (see Appendix F);
r) Added "AIS base station network configuration statements" (see Appendix G);
s) Added "AIS base station custom statements" (see Appendix H).
This document is modified to adopt IEC 62320-1.2015 "Automatic Identification System (AIS) for Marine Navigation and Radio Communication Equipment and Systems" - Part 1
Part. Minimum Operating and Performance Requirements, Test Methods, and Test Results for AIS Base Stations. This document differs from IEC 62320-1.2015.
Technical differences are indicated by a vertical single line (∣) in the margin of the page.
A summary table of surgical differences and their causes is provided in Appendix A.
Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents.
This document was proposed and is under the jurisdiction of the Ministry of Transport of the People's Republic of China.
This document was drafted by. Maritime Safety Administration of the Ministry of Transport, Tianjin Navigation Mark Office of the North China Sea Navigation Support Center of the Ministry of Transport, and Dalian Maritime University.
Aohai Technology Co., Ltd., Shanghai Yizhen Electronic Technology Co., Ltd., Tianjin Tianyuanhai Technology Development Co., Ltd., Chengdu Tian'ao Information Technology Co., Ltd.
Limited Liability Company, Shanghai Branch of China Classification Society, and Hebei Provincial Waterway Affairs Center.
The main drafters of this document are. Xue Feng, Yao Gaole, Guo Xiaofei, Tan Lili, Huai Luheng, Ma Ruipeng, Cheng Yuxiao, Zhao Jiasong, and Jia Wenjuan.
Gao Xiangwu, Yang Shijie, Li Dong, Wei Can, Jia Qiong, Li Xiaojuan, Liu Lijun, Cao Jianwen, Zhao Xiaofeng, Zhou Mi.
This document was first published in 2020, and this is its first revision.
Technical requirements for Automatic Identification System (AIS) base stations
and testing methods
1 Scope
This document specifies the technical requirements and testing methods for Automatic Identification System (AIS) base stations, mainly including the functional layout of AIS base stations.
Definition of AIS base station air interface functions, basic requirements for AIS base stations, AIS base station representation interface (PI) functions, and testing methods for AIS base stations.
Requirements for results, radio testing, AIS base station functional testing, and technical requirements for ancillary equipment and supporting facilities.
This document applies to the design, production, testing, and use of AIS base station equipment.
2 Normative references
The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.
For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.
This document.
GB/T 16162 Global Maritime Distress and Safety System (GMDSS) Terminology
GB/T 17478 Performance characteristics of low-voltage DC power supply equipment
GB 50057 Code for Design of Lightning Protection of Buildings
GB 50174-2017 Data Center Design Specification
GB 50311 Design Specification for Structured Cabling Systems
GB 50343-2012 Technical Specification for Lightning Protection of Electronic Information Systems in Buildings
GB 50395 Code for Design of Video Security Monitoring Systems
IEC 61108-5 Marine navigation and wire communication equipment and systems - Global Navigation Satellite Systems (GNSS) - Part 5.BeiDou Navigation Satellite System
IEC 61162-1.2016 Digital interfaces for marine navigation and radio communication equipment and systems – Part 1.Single transmitters and multiple receivers
IEC 62287-1.2017 Marine navigation and radio communication equipment and systems - Automatic Identification System (AIS) - Category B shipboard equipment
ITU-RM.1084-5 Interim solution for improving the efficiency of maritime mobile service sites using the 156-174MHz band.
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