BSI 16/30336597 DC:2016 Edition
$24.66
BS EN 61097-3. Global Maritime Distress and Safety System (GMDSS). Part 3. Digital selective calling (DSC) equipment. Operational and performance requirements, methods of testing and required testing results
| Published By | Publication Date | Number of Pages |
| BSI | 2016 | 168 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 10 | FOREWORD |
| 12 | 1 Scope 2 Normative references |
| 13 | 3 Terms and definitions 3.1 Terms and definitions |
| 17 | 3.2 Abbreviations 4 Performance requirements 4.1 Object 4.2 Test requirements 4.2.1 Test site |
| 18 | 4.2.2 Test requirements and performance test/check 4.2.3 Normal test conditions 4.2.4 Extreme test conditions 4.2.5 Durability and resistance to environmental conditions |
| 19 | 4.2.6 Unspecified test conditions 4.2.7 Measurement uncertainty 4.2.8 Interpretation of measurement results 4.2.9 Determination of the symbol error rate 4.2.10 Testing method terminology |
| 20 | 4.3 Functional requirements 4.3.1 Display of information (Presentation of navigation information) 4.3.1.1 Requirements 4.3.1.2 Method of test and required results 4.3.2 User interface 4.3.2.1 Requirements 4.3.2.2 Method of test and required results 4.3.3 Categories of calls 4.3.3.1 Requirements 4.3.3.2 Generated call sequence – method of test and required results |
| 21 | 4.3.3.3 Correct decoding of call sequences – method of test and required results 4.3.4 General purpose equipment characteristics 4.3.5 Construction 4.3.5.1 Requirements |
| 22 | 4.3.5.2 Method of test and required results |
| 23 | 4.3.6 Memory 4.3.6.1 Requirements 4.3.6.2 Method of test and required results 4.3.7 Printer interface 4.3.7.1 Requirements 4.3.7.2 Method of test and required results 4.3.8 Data interface 4.3.8.1 Requirements |
| 26 | 4.3.8.2 Methods of test and required results 4.4 Operational requirements 4.4.1 Basic requirements 4.4.1.1 Requirements |
| 27 | 4.4.1.2 Method of test and required results |
| 28 | 4.4.2 Additional requirements 4.4.2.1 Aural Alarm 4.4.2.1.1 Requirements |
| 29 | 4.4.2.1.2 Method of test and required results 4.4.2.2 Inactivity timer 4.4.2.2.1 Requirements 4.4.2.2.2 Method of test and required results 4.4.2.3 Automatic switching to a subsequent communications channel 4.4.2.3.1 Requirements |
| 30 | 4.4.2.3.2 Method of test and required results 4.4.3 Distress alerts 4.4.3.1 General 4.4.3.1.1 Requirements 4.4.3.1.2 Method of test and required results 4.4.3.2 Composition of distress alerts 4.4.3.2.1 Requirements 4.4.3.2.2 Method of test and required results 4.4.3.3 Distress alert attempt 4.4.3.3.1 Requirements 4.4.3.3.2 Method of test and required results |
| 31 | 4.4.3.4 Distress alert acknowledgement and distress relay 4.4.3.4.1 Requirements 4.4.3.4.2 Method of test and required results 4.4.4 Other calls 4.4.4.1 Composition of calls 4.4.4.1.1 Requirements 4.4.4.1.2 Method of test and required results 4.4.4.2 Acknowledgement of calls 4.4.4.2.1 Requirements |
| 32 | 4.4.4.2.2 Method of test and required results 4.4.4.3 Operation in the automatic/semi-automatic service 4.4.4.3.1 Requirements 4.4.4.3.2 Method of test and required results 4.4.4.4 Routine testing of the DSC equipment 4.4.4.4.1 Requirements 4.4.4.4.2 Method of test and required results |
| 33 | 4.4.5 Self-identification 4.4.5.1 Requirements 4.4.5.2 Method of test and required results 4.5 Scanning efficiency 4.5.1 Requirements 4.5.2 Method of test and required results |
| 34 | 4.6 Watch and scanning facilities 4.6.1 Requirements 4.6.1.1 Multi-frequency distress alert attempts and watch receiver capabilities (MF/HF) 4.6.1.2 Watch receiver capabilities (MF and VHF) 4.6.2 Method of test and required results 4.6.2.1 MF/HF 4.6.2.1.1 Default test method |
| 35 | 4.6.2.1.2 Alternative test method 4.6.2.2 MF and VHF 4.7 Alert management. 4.7.1 Classification of alerts. 4.7.1.1 Requirements |
| 36 | 4.7.1.2 Methods of test and required results 4.7.2 Alert management 4.7.2.1 General requirements 4.7.2.1.1 Requirements 4.7.2.1.2 Methods of test and required results 4.7.2.2 Unacknowledged warnings 4.7.2.2.1 Requirements 4.7.2.2.2 Methods of test and required results 4.7.2.3 Remote acknowledgement and silencing of alerts 4.7.2.3.1 Requirements |
| 37 | 4.7.2.3.2 Methods of test and required results 4.8 Alert source identification and reporting in ALF sentence 4.8.1 General Requirements 4.8.1.1 Requirements 4.8.1.2 Method of test and required results 4.8.2 Receipt of distress or urgency call 4.8.2.1 Requirements |
| 38 | 4.8.2.1.1 Alert text 4.8.2.2 Methods of test and required results |
| 39 | 4.8.3 Receipt of calls other than distress or urgency 4.8.3.1 Requirements 4.8.3.2 Methods of test and required results 4.8.4 No position data received by equipment 4.8.4.1 Requirements |
| 40 | 4.8.4.2 Methods of test and required results 5 Technical characteristics 5.1 General 5.1.1 Frequency 5.1.1.1 Requirements |
| 41 | 5.1.1.2 Methods of test and required results 5.1.2 Calling sensitivity 5.1.3 Nominal modulation rate 5.1.3.1 Requirements 5.1.3.2 Methods of test and required results |
| 42 | 5.1.4 Residual modulation 5.1.4.1 Requirements 5.1.4.2 Methods of test and required results 5.2 Technical format of a call sequence 5.2.1 Requirements 5.2.2 Method of test and required results 5.3 Expansion sequence 5.3.1 Requirements |
| 43 | 5.3.2 Methods of test and required results 5.4 Equipment for the automatic/semi-automatic service 5.4.1 Requirements 5.4.2 Methods of test and required results |
| 44 | Annex A (normative) Standard test signals (STS) A.1 References to standard test signals A.2 Standard test signal No. 1 (STS-1) A.3 Standard test signal No. 2 (STS-2) A.4 Standard test signal No. 3 (STS-3) A.5 Standard test signal No. 4 (STS-4) A.6 Standard test signal No. 5 (STS-5) A.7 Impedance or circuit of test signal sources |
| 45 | A.8 Connection of test signals A.9 Test load A.9.1 Decoder input voltage A.9.1.1 Requirement A.9.1.2 Methods of test and results required A.9.2 Dynamic range A.9.2.1 Requirements A.9.2.2 Methods of test and required results |
| 46 | A.9.3 Encoder output voltage A.9.3.1 Requirements A.9.3.2 Methods of test and required results A.10 Calling sensitivity A.10.1 Requirements A.10.2 Methods of test and required results |
| 48 | Annex B (normative) DSC remote control communication B.1 Introduction B.2 Use of APC B.3 Use of APS B.4 Use of CPL B.5 Use of OCC |
| 49 | B.6 Examples B.6.1 Creating sending distress automated procedure |
| 50 | B.6.2 Received distress automated procedure B.6.3 Multiple automated procedures |
| 51 | B.7 Use of EPV for command or report equipment property value |
| 53 | Annex C (normative) Interface and automation requirements, methods of testing and required test results C.1 General C.2 Naming convention of DSC message types C.3 Test Set Up C.3.1 General |
| 54 | C.3.2 Test Methods |
| 55 | C.4 Non automated features C.4.1 Non automated features requirements C.4.1.1 Own-MMSI C.4.1.2 UTC Time C.4.1.3 Own position |
| 56 | C.4.1.4 Group MMSI C.4.1.5 DSC Message Composition |
| 57 | C.4.1.6 Transmission of DSC messages and prioritised wait C.4.1.7 Reception of DSC messages |
| 58 | C.4.1.8 Alarms |
| 59 | C.4.2 Non automated features tests C.4.2.1 Own-MMSI tests C.4.2.1.1 Purpose C.4.2.1.2 Method of test and required results C.4.2.2 Own Position tests C.4.2.2.1 Purpose C.4.2.2.2 Method of test and required results |
| 60 | C.4.2.3 DSC message composition C.4.2.3.1 Default specifications for non distress DSC message tests C.4.2.3.1.1 Purpose C.4.2.3.1.2 Method of test and required results |
| 61 | C.4.2.3.2 Defaults for the DROBOSE tests C.4.2.3.2.1 Purpose C.4.2.3.2.2 Method of test and required results |
| 62 | C.4.2.3.3 Defaults for the composed distress alert tests C.4.2.3.3.1 Purpose C.4.2.3.3.2 Method of test and required results C.4.2.3.4 Valid destination address tests C.4.2.3.4.1 Purpose C.4.2.3.4.2 Method of measurement and required results |
| 63 | C.4.2.3.5 Data entry tests C.4.2.3.5.1 Purpose C.4.2.3.5.2 Method of test and required results |
| 67 | C.4.2.3.6 Automatic frequency/channel selection tests C.4.2.3.6.1 Purpose C.4.2.3.6.2 Method of test and required results C.4.2.3.7 Distress communications channel blocking tests C.4.2.3.7.1 Purpose C.4.2.3.7.2 Method of test and required results |
| 68 | C.4.2.3.8 MF/HF 20 bit dot pattern tests C.4.2.3.8.1 Purpose C.4.2.3.8.2 Method of test and required results C.4.2.4 Transmission of DSC messages tests C.4.2.4.1 Requirements C.4.2.4.2 Method of test and required results C.4.2.4.2.1 Step one (MF/HF only) C.4.2.4.2.2 Step two (all units) |
| 71 | C.4.2.5 Reception/detection of DSC messages tests C.4.2.5.1 MF/HF watch receiver C.4.2.5.1.1 Purpose C.4.2.5.1.2 Method of test and required results C.4.2.5.2 Message Detection and decoding tests |
| 72 | C.4.2.5.2.1 Purpose C.4.2.5.2.2 Method of test and required results |
| 73 | C.4.2.6 Alarm C.4.2.6.1 Requirements C.4.2.6.2 Method of test and required results C.5 Standby C.5.1 Standby requirements |
| 74 | C.5.2 Standby tests C.5.2.1 Top level visibility while in standby tests C.5.2.1.1 Purpose |
| 75 | C.5.2.1.2 Method of test and required results C.5.2.2 Required setup options C.5.2.2.1 Purpose C.5.2.2.2 Method of test and required results |
| 76 | C.6 Sending distress automated procedure C.6.1 Sending distress automated procedure requirements C.6.1.1 Procedure |
| 78 | C.6.1.2 Tasks C.6.1.3 Display |
| 79 | C.6.1.4 Dedicated distress button sub procedure C.6.1.5 Transmission of the alert attempt |
| 80 | C.6.1.6 Updating position C.6.1.7 Handling received DSC Messages C.6.1.8 Alarms C.6.1.9 Determining Subsequent communications |
| 81 | C.6.1.10 Automated tuning C.6.1.11 Cancelling the Distress Alert |
| 82 | C.6.1.12 Acknowledgments C.6.1.13 Termination C.6.1.14 Warnings C.6.2 Sending distress automated procedure tests C.6.2.1 Distress button sub procedure tests C.6.2.1.1 Purpose C.6.2.1.2 Method of test and required results C.6.2.2 Default distress alert attempt tests C.6.2.2.1 Purpose |
| 83 | C.6.2.2.2 Method of test and required results C.6.2.3 Default distress alert attempt consistency tests C.6.2.3.1 Purpose C.6.2.3.2 Method of test and required results C.6.2.4 Display C.6.2.4.1 Purpose C.6.2.4.2 Method of test and required results |
| 84 | C.6.2.5 Operator options prior to receiving distress alert acknowledgement C.6.2.5.1 Purpose C.6.2.5.2 Method of test and required results C.6.2.6 Automatic resending of the distress alert attempt C.6.2.6.1 Purpose |
| 85 | C.6.2.6.2 Method of test and required results C.6.2.7 Cancelling the distress alert C.6.2.7.1 Purpose C.6.2.7.2 Method of test and required results C.6.2.8 Cancelling during the sending of a distress alert attempt C.6.2.8.1 Purpose C.6.2.8.2 Method of test and required results |
| 86 | C.6.2.9 Handling distress alert acknowledgements C.6.2.9.1 Purpose C.6.2.9.2 Method of test and required results C.6.2.10 Handling additional distress DSC messages pertinent to the automated procedure C.6.2.10.1 Purpose |
| 87 | C.6.2.10.2 Method of test and required results C.6.2.11 Use of the distress button priority test C.6.2.11.1 Purpose C.6.2.11.2 Method of test and required results C.6.2.11.2.1 Case 1 C.6.2.11.2.2 Case 2 |
| 88 | C.6.2.11.2.3 Case 3 C.6.2.11.2.4 Case 4 C.6.2.11.2.5 Case 5 C.6.2.12 Distress alert composition tests C.6.2.12.1 Purpose C.6.2.12.2 Method of test and required results |
| 89 | C.7 Receiving distress automated procedure C.7.1 Receiving distress automated procedure requirements C.7.1.1 Procedure |
| 91 | C.7.1.2 Tasks C.7.1.3 Display |
| 92 | C.7.1.4 Handling received DSC Messages C.7.1.5 Alarms C.7.1.6 Determining Subsequent communications C.7.1.7 Automated tuning |
| 93 | C.7.1.8 Acknowledgments C.7.1.9 Sending Relays and Acknowledgments C.7.1.10 Termination |
| 94 | C.7.1.11 Warnings C.7.2 Receiving distress automated procedure tests C.7.2.1 Normal sequence of the received distress automated procedure tests C.7.2.1.1 Purpose C.7.2.1.2 Method of test and required results |
| 96 | C.7.2.2 Distress event self cancel recognition and auto timeout tests C.7.2.2.1 Purpose C.7.2.2.2 Method of test and required results |
| 97 | C.7.2.3 Received distress automated procedure started by a distress relay tests C.7.2.3.1 Purpose C.7.2.3.2 Method of test and required results C.7.2.4 Received distress automated procedure started by a distress alert acknowledgement tests C.7.2.4.1 Purpose C.7.2.4.2 Method of tests and required results |
| 98 | C.7.2.5 Received distress automated procedure started by an individually addressed distress relay tests C.7.2.5.1 Purpose C.7.2.5.2 Method of tests and required results |
| 99 | C.7.2.6 Received distress automated procedure started by sending a DROBOSE tests C.7.2.6.1 Purpose C.7.2.6.2 Method of tests and required results |
| 100 | C.7.2.7 Sending a distress relay tests C.7.2.7.1 Purpose C.7.2.7.2 Method of tests and required results |
| 101 | C.7.2.8 Sending a distress alert acknowledgment tests C.7.2.8.1 Method of tests and required results C.7.2.9 Sending a distress relay acknowledgment tests C.7.2.9.1 Purpose C.7.2.9.2 Method of test and required results |
| 102 | C.7.2.10 Alarm restrictions (MF/HF only) tests C.7.2.10.1 Purpose C.7.2.10.2 Method of tests and required results |
| 103 | C.8 Sending non distress automated procedure C.8.1 Sending non distress automated procedure requirements C.8.1.1 Procedure |
| 104 | C.8.1.2 Tasks C.8.1.3 Display |
| 105 | C.8.1.4 Handling received DSC Messages C.8.1.5 Alarms C.8.1.6 Automated tuning C.8.1.7 Delayed Acknowledgements |
| 106 | C.8.1.8 Termination C.8.1.9 Warnings C.8.2 Sending non distress automated procedure tests C.8.2.1 Sending non distress procedure sequence with “able to comply” tests C.8.2.1.1 Purpose C.8.2.1.2 Method of test and required results |
| 107 | C.8.2.2 Sending non distress procedure sequence with “comply with frequency change” tests C.8.2.2.1 Purpose C.8.2.2.2 Method of test and required results |
| 108 | C.8.2.3 Sending non distress procedure sequence with “unable to comply” tests C.8.2.3.1 Purpose C.8.2.3.2 Method of test and required results |
| 109 | C.8.2.4 Automated timeout and Received acknowledgement after quitting sending non distress procedure tests C.8.2.4.1 Purpose C.8.2.4.2 Method of test and required results C.8.2.5 Tuning of the general receiver during sending non distress procedure tests (HF only) C.8.2.5.1 Purpose C.8.2.5.2 Method of test and required results |
| 110 | C.9 Receiving non distress automated procedure C.9.1 Receiving non distress automated procedure requirements C.9.1.1 Procedure |
| 111 | C.9.1.2 Tasks |
| 112 | C.9.1.3 Display |
| 113 | C.9.1.4 Handling received DSC messages C.9.1.5 Alarms C.9.1.6 Automated tuning C.9.1.7 Acknowledgments |
| 114 | C.9.1.8 Termination C.9.1.9 Warnings C.9.2 Receiving non distress automated procedure tests C.9.2.1 Received non distress automated procedure with auto acknowledging tests C.9.2.1.1 Purpose C.9.2.1.2 Method of test and required results |
| 115 | C.9.2.2 The received non distress automated procedure with ‘able to comply’ tests C.9.2.2.1 Purpose C.9.2.2.2 Method of test and required results |
| 116 | C.9.2.3 Received non distress automated procedure with ‘comply with frequency change’ tests C.9.2.3.1 Purpose C.9.2.3.2 Method of test and required results |
| 117 | C.9.2.4 Received non distress automated procedure with ‘unable to comply’ and automated timeouts tests C.9.2.4.1 Purpose C.9.2.4.2 Method of test and required results |
| 118 | C.9.2.5 Selection of the DSC acknowledgement frequency (HF only) tests C.9.2.5.1 Purpose C.9.2.5.2 Method of test and required results C.10 Communications automated procedure C.10.1 Communications automated procedure requirements C.10.1.1 Procedure C.10.1.2 Tasks |
| 119 | C.10.1.3 Display C.10.1.4 Handling received DSC Messages C.10.1.5 Tuning of the general receiver and transmitter C.10.1.6 Termination C.10.2 Communications automated procedure tests C.10.2.1 Communications automated procedure setup tests C.10.2.1.1 Purpose C.10.2.1.2 Method of test and required results |
| 120 | C.11 Multiple automated procedures and parallel event handling C.11.1 Multiple automated procedures and parallel event handling requirements C.11.1.1 Procedure C.11.1.2 Tasks C.11.2 Multiple automated procedures and parallel event handling tests |
| 121 | C.11.2.1 General C.11.2.2 Parallel procedures during the communications procedure tests C.11.2.2.1 Purpose |
| 122 | C.11.2.2.2 Method of test and required results C.11.2.3 Parallel procedures during the received non distress procedure tests C.11.2.3.1 Purpose C.11.2.3.2 Method of test and required results |
| 123 | C.11.2.4 Parallel procedures during sending non distress procedure tests C.11.2.4.1 Purpose |
| 124 | C.11.2.4.2 Method of test and required results C.11.2.5 Parallel procedures during the received distress procedure tests C.11.2.5.1 Purpose |
| 125 | C.11.2.5.2 Method of test and required results C.11.2.6 Parallel procedures during the sending distress automated procedure prior to receiving the distress alert acknowledgment tests C.11.2.6.1 Purpose C.11.2.6.2 Method of test and required results |
| 126 | C.11.2.7 Parallel procedures during the sending distress automated procedure after receiving the distress alert acknowledgment tests C.11.2.7.1 Purpose C.11.2.7.2 Method of test and required results |
| 127 | C.11.2.8 Handling of multiple automated procedures tests C.11.2.8.1 Purpose C.11.2.8.2 Method of test and required results |
| 128 | C.11.2.8.2.1 Stage one |
| 129 | C.11.2.8.2.2 Stage two |
| 130 | C.12 Error handling in the automated procedures C.12.1 Error handling requirements C.12.1.1 General C.12.1.2 Distress automated procedures |
| 131 | C.12.1.3 Non distress automated procedures |
| 132 | C.12.2 Error handling tests C.12.2.1 General C.12.2.2 Errors in received distress DSC messages C.12.2.2.1 Purpose C.12.2.2.2 Method of test and required results |
| 134 | C.12.2.3 Errors in received non distress DSC messages C.12.2.3.1 Purpose C.12.2.3.2 Method of test and required results |
| 136 | Annex D (normative) DSC Message Composition D.1 Default Values |
| 137 | D.2 The default DROBOSE D.3 Allowable non distress DSC message parameters |
| 138 | Annex E (normative) Radius-Centre point conversion and rounding algorithm E.1 Radius-centre point conversion |
| 139 | E.2 Rounding E.3 Special cases for either form of area data entry |
| 140 | Annex F (normative) Automated Non distress channel/frequency selection algorithm F.1 General F.2 VHF F.3 HF |
| 141 | Annex G (normative) DSC Message Detection and Decoding |
| 142 | Annex H (normative) Alarms H.1 Alarm specifications |
| 143 | H.2 Alarming with critical errors H.3 Default alarm sounds |
| 145 | Annex I (normative) Shipborne watchkeeping receivers for the reception of DSC in the maritime MF,MF/HF and VHF bands I.1 General and operational requirements I.1.1 General I.1.2 Test conditions I.1.2.1 General I.1.2.2 Application of test signals to the receiver I.1.2.2.1 Arrangement I.1.2.2.2 Sources I.1.2.2.3 Levels I.1.2.3 Choice of testing frequencies I.1.2.4 Test signals |
| 146 | I.1.2.5 Measurement of bit error rate (BER) I.1.3 Construction I.1.3.1 General I.1.3.2 Antenna static protection I.1.3.2.1 Requirement I.1.3.2.2 Methods of test and required results I.2 Interfaces I.2.1 Operational interfaces I.2.1.1 Requirement I.2.1.2 Methods of test and required results I.3 Warming-up period I.3.1 Requirement I.3.2 Methods of test and required results I.4 Technical requirements I.4.1 Protection of the antenna input circuit I.4.1.1 Requirement |
| 147 | I.4.1.2 Methods of test and required results I.4.2 Frequency bands and channels I.4.2.1 Frequency bands I.4.2.2 Methods of test and required results I.4.2.3 Frequencies and channels I.4.2.4 Methods of test and required results I.4.2.5 Mode of reception I.4.2.5.1 Requirement I.4.2.5.2 Methods of test and required results |
| 148 | I.4.2.6 Scanning receivers I.4.2.6.1 Scanning sequence I.4.2.6.1.1 Requirement I.4.2.6.1.2 Methods of test and required results I.4.2.6.2 Scanning frequencies I.4.2.6.2.1 Requirement I.4.2.6.2.2 Methods of test and required results I.4.2.6.3 DSC distress frequencies I.4.2.6.3.1 Requirement I.4.2.6.3.2 Methods of test and required results I.4.2.6.4 DSC frequencies for general communication I.4.2.6.4.1 Requirement I.4.2.6.4.2 Methods of test and required results I.4.2.6.5 Frequency information I.4.2.6.5.1 Requirement I.4.2.6.5.2 Methods of test and required results |
| 149 | I.5 MF/HF watchkeeping receiver I.5.1 Calling sensitivity I.5.1.1 Objective I.5.1.2 Method of measurement I.5.1.3 Results required I.5.2 Adjacent channel selectivity I.5.2.1 Objective I.5.2.2 Method of measurement I.5.2.3 Results required |
| 150 | I.5.3 Co-channel rejection I.5.3.1 Objective I.5.3.2 Method of measurement I.5.4 RF intermodulation response I.5.4.1 Objective I.5.4.2 Method of measurement I.5.4.3 Results required I.5.5 Spurious response rejection I.5.5.1 Objective I.5.5.2 Method of measurement |
| 151 | I.5.5.3 Results required I.5.6 Dynamic range I.5.6.1 Objective |
| 152 | I.5.6.2 Method of measurement I.5.6.3 Results required I.5.7 Conducted spurious emissions into the antenna I.5.7.1 Objective I.5.7.2 Method of measurement I.5.7.3 Results required I.5.8 Protection of receiver antenna input circuits I.5.8.1 Objective I.5.8.2 Method of measurement I.5.8.3 Results required I.5.9 Stop/start of scanning efficiency I.5.9.1 Definition |
| 153 | I.5.9.2 Method of measurement I.5.9.3 Results required I.6 VHF watchkeeping receiver I.6.1 Calling sensitivity I.6.1.1 Objective I.6.1.2 Method of measurement I.6.1.3 Results required I.6.2 Adjacent channel selectivity I.6.2.1 Objective I.6.2.2 Method of measurement |
| 154 | I.6.2.3 Results required I.6.3 Co-channel rejection I.6.3.1 Objective I.6.3.2 Method of measurement I.6.3.3 Results required I.6.4 Intermodulation response I.6.4.1 Objective I.6.4.2 Method of measurement I.6.4.3 Results required I.6.5 Spurious response and blocking immunity I.6.5.1 Objective I.6.5.2 Method of measurement |
| 155 | I.6.5.3 Results required I.6.6 Dynamic range I.6.6.1 Objective I.6.6.2 Method of measurement I.6.6.3 Results required I.6.7 Conducted spurious emissions into the antenna I.6.7.1 Objective I.6.7.2 Method of measurement I.6.7.3 Results required |
| 156 | Annex J (normative) Frequencies used for digital selective calling J.1 Frequencies |
| 158 | Annex K (informative) Delays in equipment and its effect on narrow band direct printing (NBDP) communication in the GMDSS using the protocol defined in Recommendation ITU-R M.625 K.1 Introduction K.2 Short distance K.3 Long distance |
| 160 | Annex L (informative) Digital interface sentence to Parameter Group Number equivalence |
| 161 | Annex M (normative) Sentence to support DSC remote control M.1 Introduction M.2 APC – Automated Procedure Control |
| 163 | M.3 APS – Automated Procedure Status |
| 165 | M.4 CPL – Cyclic Procedure List |
| 166 | M.5 OCC – Occupation Control |
| 167 | M.6 FSI – Frequency set information |
| 168 | Bibliography |
