1、 IEC 61097-4 Edition 3.2 2019-06 CONSOLIDATED VERSION Global maritime distress and safety system(GMDSS)Part 4:Inmarsat-C ship earth station and Inmarsat enhanced group call(EGC)equipment Operational and performance requirements,methods of testing and required test results IEC 61097-4:2012-05+AMD1:20
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9、ec.ch/glossary 67 000 electrotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publications issued since 2002.Some entries have been collected from earlier publications of IEC TC 37,77,86 and CISPR.IEC 61097-4 Edition 3.2 2019-06 CONSOLIDATED
10、VERSION Global maritime distress and safety system(GMDSS)Part 4:Inmarsat-C ship earth station and Inmarsat enhanced group call(EGC)equipment Operational and performance requirements,methods of testing and required test results INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 47.020.70 ISBN 978-2-8322-7
11、116-2 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinside IEC 61097-4 Edition 3.2 2019-06 REDLINE VERSION Global maritime distress and safety system(GMDSS)Part 4:Inmarsat-C ship earth s
12、tation and Inmarsat enhanced group call(EGC)equipment Operational and performance requirements,methods of testing and required test results IEC 61097-4:2012-05+AMD1:2016-08+AMD2:2019-06 CSV(en)colourinside 2 IEC 61097-4:2012+AMD1:2016 +AMD2:2019 CSV IEC 2019 CONTENTS FOREWORD.4 INTRODUCTION to Amend
13、ment 2.6 1 Scope.7 2 Normative references.7 3 Performance requirements.9 3.1 Overview.9 3.2 Non-operational requirements.9 3.2.1 General.9 3.2.2 Warning of radiation hazard.9 3.2.3 Power supply changeover.9 3.3 Operational requirements for ship earth stations.9 3.3.1 Capabilities.9 3.3.2 Ship statio
14、n identity.10 3.3.3 Distress alerting.10 3.3.4 Position updating.10 3.4 Operational requirements for EGC receivers.11 3.4.1 Capabilities.11 3.4.2 General.11 3.4.3 Position and area code updating.11 3.4.4 Indication of receipt of priority message.12 3.4.5 Indication of tuning and synchronisation.12 3
15、.4.6 Printing selection.12 3.4.7 Printing device.12 3.5 Performance related requirements from IEC 60945.13 3.6 Other requirements.13 3.7 Long-range identification and tracking.13 3.7.1 General.13 3.7.2 Capabilities.14 3.7.3 Functionality.15 3.7.4 Communication system.15 4 Technical characteristics.1
16、6 4.1 Overview.16 4.2 Environmental and electromagnetic compatibility requirement.16 4.3 Radiated spurious emissions.17 4.4 Interfaces.17 5 Methods of testing and required test results.17 5.1 Overview.17 5.1.1 General.17 5.1.2 Performance requirements.18 5.1.3 Technical characteristics.18 5.2 Tests of non-operational requirements.18 5.3 Tests of operational requirements for ship earth stations.18 5.3.1 Capabilities.18 5.3.2 Ship station identity.18 5.3.3 Distress alerting.18 5.3.4 Position updat
