{"id":18,"date":"2023-08-23T14:12:28","date_gmt":"2023-08-23T14:12:28","guid":{"rendered":"https:\/\/www.itu.int\/itu-r-study-groups\/?page_id=18"},"modified":"2023-12-20T13:23:11","modified_gmt":"2023-12-20T13:23:11","slug":"sg-5","status":"publish","type":"page","link":"https:\/\/www.itu.int\/RSGD\/sg-5\/","title":{"rendered":"Radiocommunication Study Group 5"},"content":{"rendered":"
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Terrestrial services<\/h1>\n<\/div>
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Systems and networks for fixed, mobile, radiodetermination, amateur and amateur-satellite services.<\/p>\n<\/div>

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\n <\/i>pdf#page=36&pagemode=none<\/span>ITU-R Study Group booklet <\/div>\n <\/div>\n <\/a>\n <\/div>\n <\/section>\n
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Structure<\/h2>\n<\/div>
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Land mobile service above 30 MHz* (excluding IMT); wireless access in the fixed service; amateur and amateur-satellite services<\/p>\n\n <\/div>\n

Working Party 5A (WP 5A)
* including the exact frequency of 30 MHz<\/div>\n <\/div>\n <\/a>\n\n \n \"\"\n
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Maritime mobile service including Global Maritime Distress and Safety System (GMDSS); aeronautical mobile service and radiodetermination service<\/p>\n\n <\/div>\n

Working Party 5B (WP 5B)<\/div>\n <\/div>\n <\/a>\n\n \n \"\"\n
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Fixed wireless systems; HF and other systems below 30 MHz in the fixed and land mobile services<\/p>\n\n <\/div>\n

Working Party 5C (WP 5C) <\/div>\n <\/div>\n <\/a>\n\n \n \"\"\n
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IMT Systems<\/p>\n\n <\/div>\n

Working Party 5D (WP 5D)<\/div>\n <\/div>\n <\/a>\n\n
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