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Maritime related reports (Reports ITU-R M series)

This page contains links to the ITU-R M series reports, related to maritime radiocommunications.

Links to report by subject


Report Number
Black and white facsimile transmissions over combined metallic and radio circuits in the maritime mobile service and in the maritime mobile-satellite service
Maritime mobile-satellite service and the
Cospas-Sarsat Programme
Link power budgets for a maritime mobile-satellite service
Availability of communications circuits in the maritime mobile-satellite service    
Protection of the 406-406.1 MHz band   ​Report ITU-R M.2359
Scenarios and performance of an integrated MSS system operating in frequency bands below 3 GHz
Use of non-geostationary orbit mobile satellite systems to enhance maritime safety
Digital Selective Calling
Channel requirements for a digital selective-calling system
Use of MF/HF DSC for automatic connection of calls in the maritime-mobile service MF and HF bands to the public switched network
Direct-dial telephone systems for the maritime mobile service
500 kHz band
Sharing between the maritime mobile service and the aeronautical radio navigation service in the band 415-526.5 kHz
Data Communication
Data communication in the maritime mobile services using MF, HF and VHF frequencies
Automatic Identification System
Characteristics of an automatic identification system for VHF and UHF transmitting stations in the maritime mobile service
Satellite detection of automatic identification system messages
​Automatic Identification System VHF Data Link LoadingReport ITU-R M.2287
​Technical assessment of RR Appendix 18-Channel usage to protect automatic identification system channels and also protect any additional channels that may be allocated to support automatic identification system technology applications
    Report ITU-R M.2372
Transmission of digital data for the updating of electronic chart display systems (ECDIS)
Technical characteristics of GPS differential transmissions from maritime radio beacons
Improved efficiency in the use of the band 156-174 MHz by stations in the maritime mobile service
​VHF data exchange system channel sounding campaign  ​Report ITU-R M.2317
​Selection of the channel plan for a VHF data exchange system  Report ITU-R M.2371
​Use of Appendix 18 to the Radio Regulations for the maritime mobile service  Report ITU-R M.2231
​Technical studies on the satellite component of the VHF data exchange system 
  ​Report ITU-R M.2435
Engineering guidance for operators to upgrade shore based facilities to operate the global maritime distress and safety system in the A1, A2 and A3/A4 sea areas
  Report ITU-R M.2027
​Radars​Assessment of interference to radars operating within the 2 700-2 900 MHz band from broadband wireless systems operating in adjacent frequency bandsReport ITU-R M.2316
Modifications of Appendix 17 of the Radio Regulations (Frequencies and channeling arrangements in the high-frequency bands for the maritime mobile service) for a possible solution of agenda item 1.13 (Resolution 351 (WRC-03))
​Digital voice communication system on MF/HF radio channels of the maritime mobile service for shore-to-ship/ ship-to-shore applications  Report ITU-R M.2288
​NAVDAT Guidelines              Report ITU-R M.2443​
Maritime survivor locating systems ​Maritime survivor locating systems and devices (man overboard systems) - An overview of systems and their mode of operation   Report ITU-R M.2285