{"id":20,"date":"2023-08-23T14:14:02","date_gmt":"2023-08-23T14:14:02","guid":{"rendered":"https:\/\/www.itu.int\/itu-r-study-groups\/?page_id=20"},"modified":"2023-12-20T13:46:45","modified_gmt":"2023-12-20T13:46:45","slug":"sg-7","status":"publish","type":"page","link":"https:\/\/www.itu.int\/RSGD\/sg-7\/","title":{"rendered":"Radiocommunication Study Group 7"},"content":{"rendered":"
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Science services<\/h1>\n<\/div>
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  1. Systems for space operation, space research, Earth exploration and meteorology, including the related use of links in the inter-satellite service.<\/li>\n<\/div>\n\n
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  2. Systems for remote sensing, including passive and active sensing systems, operating on both ground-based and space-based platforms.<\/li>\n<\/div>\n\n
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  3. Radio astronomy and radar astronomy.<\/li>\n<\/div>\n\n
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  4. Dissemination, reception and coordination of standard-frequency and time-signal services, including the application of satellite techniques, on a worldwide basis.<\/li>\n<\/div><\/ol>\n<\/div>
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    <\/h2>\n <\/div>\n\t\t\t\t\n\t
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    \n <\/i>pdf#page=49&pagemode=none<\/span>ITU-R Study Group booklet <\/div>\n <\/div>\n <\/a>\n <\/div>\n <\/section>\n
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    More<\/a> <\/p>\n<\/div>

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    Structure<\/h2>\n<\/div>
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    Time signals and frequency standard emissions: Systems and applications (terrestrial and satellite) for dissemination of standard time and frequency signals<\/p>\n\n <\/div>\n

    Working Party 7A (WP 7A) –<\/div>\n <\/div>\n <\/a>\n\n \n \"\"\n
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    Space radiocommunication applications: Systems for transmission\/reception of telecommand, tracking and telemetry data for space operation, space research, Earth exploration-satellite, and meteorological satellite services<\/p>\n\n <\/div>\n

    Working Party 7B (WP 7B) <\/div>\n <\/div>\n <\/a>\n\n \n \"\"\n
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    Remote sensing systems: active and passive remote sensing applications in the Earth exploration-satellite service and systems of the MetAids service, as well as space research sensors, including planetary sensors<\/p>\n\n <\/div>\n

    Working Party 7C (WP 7C) <\/div>\n <\/div>\n <\/a>\n\n \n \"\"\n
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    Radio astronomy: radio astronomy and radar astronomy sensors, both Earth-based and space-based, including space very long baseline interferometry (VLBI)\u200b\u200b\u200b<\/p>\n\n <\/div>\n

    Working Party 7D (WP 7D) <\/div>\n <\/div>\n <\/a>\n\n
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