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Radio noise245513Sir Bosson, Ana;System Account8/22/2019 1:18:00 PM8/22/2019 1:18:00 PMa) that radio noise of natural or man-made origin often determines the practical limit of performance for radio systems and thus is an important factor in planning efficient use STS_ListItem_10000https://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={09b79649-0739-46d6-b070-a10ce5ecde24}&action=interactivepreviewhttps://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={09b79649-0739-46d6-b070-a10ce5ecde24}&action=imagepreviewhttps://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.214/R-QUE-SG03.214-6-20190https://extranet.itu.int/brdocsearchdocxFalsedocxhttps://extranet.itu.int/brdocsearch{09B79649-0739-46D6-B070-A10CE5ECDE24}https://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.214/R-QUE-SG03.214-6-2019/R-QUE-SG03.214-6-2019-MSW-E.docx?d=w09b79649073946d6b070a10ce5ecde24~sitecollection/_catalogs/masterpage/Display Templates/Search/ITURecItemWord.js3434
The short-term forecasting of operational parameters for trans-ionospheric radiocommunication and radionavigation services245531Sir Bosson, Ana;System Account9/18/2019 7:31:00 AM9/18/2019 7:31:00 AMa) that accurate, quantitative short-term forecasting of space weather related ionospheric variations a few hours or days in advance would increase the reliability of STS_ListItem_10000https://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={b38ca78b-751e-46ed-9582-e7ab3dcd69fa}&action=interactivepreviewhttps://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={b38ca78b-751e-46ed-9582-e7ab3dcd69fa}&action=imagepreviewhttps://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.213/R-QUE-SG03.213-4-20150https://extranet.itu.int/brdocsearchdocxFalsedocxhttps://extranet.itu.int/brdocsearch{B38CA78B-751E-46ED-9582-E7AB3DCD69FA}https://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.213/R-QUE-SG03.213-4-2015/R-QUE-SG03.213-4-2015-MSW-E.docx?d=wb38ca78b751e46ed9582e7ab3dcd69fa~sitecollection/_catalogs/masterpage/Display Templates/Search/ITURecItemWord.js3434
Ionospheric influences on satellite systems245543Sir Bosson, Ana;System Account9/18/2019 1:03:00 PM9/18/2019 1:03:00 PMa) that, in the case of some high-performance systems involving satellites, ionospheric effects should be considered up to the highest frequencies in use STS_ListItem_10000https://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={4696de54-070d-4f1c-a21a-91b72b57e16c}&action=interactivepreviewhttps://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={4696de54-070d-4f1c-a21a-91b72b57e16c}&action=imagepreviewhttps://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.218/R-QUE-SG03.218-6-20150https://extranet.itu.int/brdocsearchdocxFalsedocxhttps://extranet.itu.int/brdocsearch{4696DE54-070D-4F1C-A21A-91B72B57E16C}https://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.218/R-QUE-SG03.218-6-2015/R-QUE-SG03.218-6-2015-MSW-E.docx?d=w4696de54070d4f1ca21a91b72b57e16c~sitecollection/_catalogs/masterpage/Display Templates/Search/ITURecItemWord.js3434
Prediction methods and models applicable to power line telecommunication systems245612Sir Bosson, Ana;Fukumuro, Kazutsugu - Privileged Account;System Account9/18/2019 2:23:00 PM9/18/2019 2:23:00 PM* This Question should be brought to the attention of Radiocommunication Study Group 1 (Working Party 1A a) that power line telecommunication systems (PLT) and other wired STS_ListItem_10000https://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={c0ea3310-a433-4347-ae5d-2691760eaaab}&action=interactivepreviewhttps://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={c0ea3310-a433-4347-ae5d-2691760eaaab}&action=imagepreviewhttps://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.230/R-QUE-SG03.230-3-20150https://extranet.itu.int/brdocsearchdocxFalsedocxhttps://extranet.itu.int/brdocsearch{C0EA3310-A433-4347-AE5D-2691760EAAAB}https://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.230/R-QUE-SG03.230-3-2015/R-QUE-SG03.230-3-2015-MSW-E.docx?d=wc0ea3310a4334347ae5d2691760eaaab~sitecollection/_catalogs/masterpage/Display Templates/Search/ITURecItemWord.js3434
The prediction of propagation factors affecting systems at LF and MF including the use of digital modulation techniques245630Sir Bosson, Ana;System Account9/18/2019 1:15:00 PM9/18/2019 1:15:00 PMa) that Recommendation ITU-R P.368 presents ground-wave propagation curves for frequencies between 10 kHz and 30 MHz and that Recommendation ITU-R P.684 and Recommendation ITUR P STS_ListItem_10000https://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={75ed3b8e-f7d1-45a6-8ae4-9a4b432ec13c}&action=interactivepreviewhttps://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={75ed3b8e-f7d1-45a6-8ae4-9a4b432ec13c}&action=imagepreviewhttps://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.225/R-QUE-SG03.225-7-20150https://extranet.itu.int/brdocsearchdocxFalsedocxhttps://extranet.itu.int/brdocsearch{75ED3B8E-F7D1-45A6-8AE4-9A4B432EC13C}https://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.225/R-QUE-SG03.225-7-2015/R-QUE-SG03.225-7-2015-MSW-E.docx?d=w75ed3b8ef7d145a68ae49a4b432ec13c~sitecollection/_catalogs/masterpage/Display Templates/Search/ITURecItemWord.js3434
Propagation data required for the planning of radiocommunication systems operating above 275 GHz 245654Sir Bosson, Ana;System Account8/22/2019 1:21:00 PM8/22/2019 1:21:00 PM* This Question should be brought to the attention of Radiocommunication Study Groups 1, 5 and 7 ** The frequency spectrum above 275 GHz is currently not allocated (see also No STS_ListItem_10000https://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={1b9453f4-453a-464f-ac0f-a97cd136617b}&action=interactivepreviewhttps://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={1b9453f4-453a-464f-ac0f-a97cd136617b}&action=imagepreviewhttps://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.228/R-QUE-SG03.228-3-20190https://extranet.itu.int/brdocsearchdocxFalsedocxhttps://extranet.itu.int/brdocsearch{1B9453F4-453A-464F-AC0F-A97CD136617B}https://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.228/R-QUE-SG03.228-3-2019/R-QUE-SG03.228-3-2019-MSW-E.docx?d=w1b9453f4453a464fac0fa97cd136617b~sitecollection/_catalogs/masterpage/Display Templates/Search/ITURecItemWord.js3434
The effect of electromagnetic emissions from man-made sources on the radiocommunication systems and networks245675Sir Bosson, Ana;System Account9/18/2019 2:26:00 PM9/18/2019 2:26:00 PM* This Question should be brought to the attention of Radiocommunication Study Group 1 a) that electromagnetic emissions occur from a wide variety of man-made sources, such as STS_ListItem_10000https://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={6aae9ab7-69a3-4377-80b3-7d1a59077f6d}&action=interactivepreviewhttps://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={6aae9ab7-69a3-4377-80b3-7d1a59077f6d}&action=imagepreviewhttps://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.231/R-QUE-SG03.231-1-20150https://extranet.itu.int/brdocsearchdocxFalsedocxhttps://extranet.itu.int/brdocsearch{6AAE9AB7-69A3-4377-80B3-7D1A59077F6D}https://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.231/R-QUE-SG03.231-1-2015/R-QUE-SG03.231-1-2015-MSW-E.docx?d=w6aae9ab769a3437780b37d1a59077f6d~sitecollection/_catalogs/masterpage/Display Templates/Search/ITURecItemWord.js3434
Prediction of sky-wave propagation conditions, signal intensity, circuit performance and reliability at frequencies between about 1.6 and 30 MHz, in particular for systems using digital modulation techniques245681Sir Bosson, Ana;System Account9/18/2019 2:18:00 PM9/18/2019 2:18:00 PMa) that accurate, quantitative predictions of ionospheric propagation are important for planning optimum spectrum utilization b) that the methods for prediction of basic and STS_ListItem_10000https://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={6ed08310-6e7b-4518-b1ae-95c85ff358e5}&action=interactivepreviewhttps://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={6ed08310-6e7b-4518-b1ae-95c85ff358e5}&action=imagepreviewhttps://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.229/R-QUE-SG03.229-3-2015QUESTION ITU-R 229-3/30https://extranet.itu.int/brdocsearchdocxFalsedocxhttps://extranet.itu.int/brdocsearch{6ED08310-6E7B-4518-B1AE-95C85FF358E5}https://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.229/R-QUE-SG03.229-3-2015/R-QUE-SG03.229-3-2015-MSW-E.docx?d=w6ed083106e7b4518b1ae95c85ff358e5~sitecollection/_catalogs/masterpage/Display Templates/Search/ITURecItemWord.js3434
Measurements and data banks of ionospheric characteristics and radio noise245717Sir Bosson, Ana;System Account9/18/2019 1:06:00 PM9/18/2019 1:06:00 PMa) that measurements of signal characteristics and of the ionosphere as a propagation medium are essential for the further improvement of methods of radiowave propagation STS_ListItem_10000https://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={df9a2499-c7bc-45de-9ba3-119ab4b353c9}&action=interactivepreviewhttps://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={df9a2499-c7bc-45de-9ba3-119ab4b353c9}&action=imagepreviewhttps://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.222/R-QUE-SG03.222-5-20160https://extranet.itu.int/brdocsearchdocxFalsedocxhttps://extranet.itu.int/brdocsearch{DF9A2499-C7BC-45DE-9BA3-119AB4B353C9}https://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.222/R-QUE-SG03.222-5-2016/R-QUE-SG03.222-5-2016-MSW-E.docx?d=wdf9a2499c7bc45de9ba3119ab4b353c9~sitecollection/_catalogs/masterpage/Display Templates/Search/ITURecItemWord.js3434
Impact of engineered electromagnetic surfaces on radiowave propagation245736Sir Bosson, Ana;System Account8/22/2019 12:59:00 PM8/22/2019 12:59:00 PMa) that engineered electromagnetic surfaces (EEMSs) have the ability to enhance or attenuate the transmission and reception of electromagnetic signals d) that EEMSs can be more STS_ListItem_10000https://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={0991790a-c36b-49f3-b61b-dd9ecf84a1ab}&action=interactivepreviewhttps://extranet.itu.int/brdocsearch/_layouts/15/WopiFrame.aspx?sourcedoc={0991790a-c36b-49f3-b61b-dd9ecf84a1ab}&action=imagepreviewhttps://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.235/R-QUE-SG03.235-20190https://extranet.itu.int/brdocsearchdocxFalsedocxhttps://extranet.itu.int/brdocsearch{0991790A-C36B-49F3-B61B-DD9ECF84A1AB}https://extranet.itu.int/brdocsearch/R-QUE/R-QUE-SG03/R-QUE-SG03.235/R-QUE-SG03.235-2019/R-QUE-SG03.235-2019-MSW-E.docx?d=w0991790ac36b49f3b61bdd9ecf84a1ab~sitecollection/_catalogs/masterpage/Display Templates/Search/ITURecItemWord.js3434

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