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UIT-R R23-WP4A

Utilisation Efficace de l´Orbite/Spectre pour le SFS et le SRS

Resultats:624 documents
Résultats :  Précédent -  1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 - 13  - Suivant Next
Contributions  Documents / Contributions
 
Numéro 
Titre Source AI/Question
Date
[ 74 ]  
 
Calculation of epfd statistics at geometries other than the worst-case geometry     Canada     2024-04-18
[ 73 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R S.1503 - Functional description to be used in developing software tools for determining conformity of non-geostationary-satellite orbit fixed-satellite service systems or networks with limits contained in Article 22 of the Radio Regulations     Canada     2024-04-18
[ 72 ]  
 
Working document towards a preliminary draft new Recommendation ITU-R S.[INTERFERENCE-NGSO] - Calculation method to assess the impact on link performance due to inter-system interference when an assignment to a non-geostationary FSS satellite system is involved     Canada     2024-04-18
[ 71 ]  
 
Analysis of the protection provided by Article 22 epfd limits to GSO FSS networks and potential constraints to non-GSO FSS system in the 10.7-12.75 GHz band     Canada     2024-04-18
[ 70 ]  
 
Representative system characteristics of an FSS geostationary network in the 40/50 GHz bands for studies related to WRC-27 agenda item 1.1     EchoStar Operating LLC   AI1.1   2024-04-18
[ 69 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R S.1503-4 - Modifications to ITU-R S.1503 to accurately model downlink of non-GSO systems using steerable beams     Galaxy Space (Beijing) Technology Co.,Ltd.     2024-04-18
[ 68 ]  
 
Proposed working document on WRC-27 agenda item 1.2     Ghana , Nigeria   AI1.2   2024-04-18
[ 67 ]  
 
Workplan for WRC-27 agenda item 1.2     Ghana , Nigeria   AI1.2   2024-04-18
[ 66 ]  
 
Proposed liaison statement to contributing Working Parties of WRC-27 agenda item 1.2     Ghana , Nigeria     2024-04-18
[ 65 ]  
 
Prioritization of work related to non-WRC-27 agenda item     Indonesia     2024-04-18
[ 64 ]  
 
Information document on U.S. domestic regulations and policies regarding the sustainable use of frequencies and associated non-GSO orbits by space radiocommunication services     United States     2024-04-18
[ 63 ]  
 
Additional issue to address in the next revision of Recommendation ITU-R S.1503-4     United States     2024-04-18
[ 62 ]  
 
Proposed draft reply liaison statement to Working Party 7D regarding WRC-27 agenda item 1.16     United States   AI1.16   2024-04-18
[ 61 ]  
 
Proposed updates to working document towards a preliminary draft revision of Recommendation ITU-R S.1503 - Functional description to be used in developing software tools for determining conformity of non-geostationary-satellite orbit fixed-satellite service systems or networks with limits contained in Article 22 of the Radio Regulations     United States     2024-04-18
[ 60 ]  
 
Working document towards a preliminary draft new Recommendation ITU-R S.[NON-GSO-MODELING] - Modelling and simulation of non-GSO FSS systems for use in sharing and compatibility studies     United States     2024-04-18
[ 59 ]  
 
Draft liaison statement to Working Parties 5A, 5C, 7C and 7D (copy to Working Party 3M) - WRC-27 agenda item 1.3     United States   AI1.3   2024-04-18
[ 58 ]  
 
Studies relating to the use of the frequency band 51.4-52.4 GHz to enable its use by gateway earth stations transmitting to non-geostationary-satellite orbit systems in the fixed-satellite service (Earth-to-space)     United States   AI1.3   2024-04-18
[ 57 ]  
 
Proposed draft reply liaison statement to Working Party 7C - Relevant technical information for sharing studies under WRC-27 agenda item 1.19     United States   AI1.19   2024-04-18
[ 56 ]  
 
Proposed draft reply liaison statement to Working Party 5D - Relevant technical information for sharing studies under WRC-27 agenda item 1.7     United States   AI1.7   2024-04-18
[ 55 ]  
 
Potential Handbook outline on best practices for sustainable use of radio frequency spectrum and associated orbits [HANDBOOK SPACE SUSTAINABILITY]     United States     2024-04-18
[ 54 ]  
 
Update to Report ITU-R S.2515-0     United States     2024-04-18
[ 53 ]  
 
Further work to study the alpha-table methodology and its use in Recommendation ITU-R S.1503     United Kingdom     2024-04-17
[ 52 ]  
 
Proposed topic to be considered under WRC-27 agenda item 7 - Possible measures to enhance protection and sustainable development of broadcasting-satellite service in Regions 1 and 3 Plan band by addressing the significant discrepancies between service area and coverage area of networks operating as Region 2 fixed-satellite service in the frequency band 11.7-12.2 GHz     Iran (Islamic Republic of)   AI7   2024-04-17
[ 51 ]  
 
Proposed input on elements of the reply liaison statement to Working Party 7D on WRC-27 agenda item 1.16     South Africa   AI1.16   2024-04-17
[ 50 ]  
 
Proposed structure for the draft Report on RR Article 22 epfd limits     Luxembourg     2024-04-17
[ 49 ]  
 
Proposed liaison statement and Working Party 4A workplan regarding WRC-27 agenda item 1.1     Luxembourg   AI1.1   2024-04-17
[ 48 ]  
 
Proposed parameters regarding ESIMs to be used for studies under WRC-27 agenda item 1.1     Luxembourg   AI1.1   2024-04-17
[ 47 ]  
 
Comparison of current GSO links in Ku band with links used for the epfd derivation     Luxembourg     2024-04-17
[ 46 ]  
 
Proposed annex to working document towards a preliminary draft new Recommendation ITU-R S.[INTERFERENCE-NGSO]     China     2024-04-17
[ 45 ]  
 
Working document towards a preliminary draft new Recommendation ITU-R S.[INTERFERENCE-NGSO]     China     2024-04-17
[ 44 ]  
 
Proposed studies on Resolution 35 (Rev.WRC-23)     China     2024-04-17
[ 43 ]  
 
Proposed topic to be considered under WRC-23 agenda item 7 to develop possible regulatory measures to implement RR No. 4.4     China   AI7   2024-04-17
[ 42 ]  
 
A proposed questionnaire on the current status and future plan of FSS satellite networks/systems in the Q/V band for WRC-27 agenda item 1.6     China   AI1.6   2024-04-17
[ 41 ]  
 
Consideration on the preparations for WRC-27 agenda item 1.5     China   AI1.5   2024-04-17
[ 40 ]  
 
Proposal on working document towards a preliminary draft new Report ITU-R S.[SHARING AND COMPATIBILITY STUDIES ON FSS/BSS IN 17.3-17.7/17.8 GHZ FOR R3] - WRC-27 agenda item 1.4     China   AI1.4   2024-04-17
[ 39 ]  
(Rev.1) 
Considerations on preparations for WRC-27 agenda item 1.3     China   AI1.3   2024-04-17
[ 38 ]  
 
Proposal on the studies under WRC-27 agenda item 1.2     China   AI1.2   2024-04-17
[ 37 ]  
 
Proposed draft liaison statements to contributing Working Parties regarding WRC-27 agenda item 1.1     China   AI1.1   2024-04-17
[ 36 ]  
 
Working document towards a preliminary draft new Report ITU-R S.[STUDIES OF ARTICLE 22 MECHANISM]     Burundi , Cameroon , Chad , Congo (Republic of the) , Democratic Republic of the Congo , Gabon , Guinea , Sao Tome and Principe     2024-04-17
[ 35 ]  
 
Medium Earth orbit earth station parameters for studies to be conducted under WRC-27 agenda item 1.3     SES   AI1.3   2024-04-16
[ 34 ]  
 
Amendments to working document towards a preliminary draft new Recommendation/Report ITU-R S.[INTERFERENCE-NGSO] - Methodology to assess the average throughput degradation and unavailability increase between non-geostationary FSS satellite system     Samoa     2024-04-12
[ 33 ]  
 
Workplan for WRC-27 agenda item 1.1     Germany   AI1.1   2024-04-12
[ 32 ]  
 
Proposed Working document on WRC-27 agenda item 1.1     Germany   AI1.1   2024-04-12
[ 31 ]  
 
Proposed liaison statement to contributing Working Parties of WRC-27 agenda item 1.1     Germany   AI1.1   2024-04-12
[ 30 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R S.1503-4 - Functional description to be used in developing software tools for determining conformity of non-geostationary-satellite orbit fixed-satellite service systems or networks with limits contained in Article 22 of the Radio Regulations     Russian Federation     2024-04-11
[ 29 ]  
 
Preliminary materials to support the study under WRC-27 agenda item 1.5     Kazakhstan , Russian Federation   AI1.5   2024-04-11
[ 28 ]  
 
Proposed topic to be considered under WRC-27 agenda item 7 - Possible measures to restrain the use of the same satellite or different satellites to repeatedly bring into use and bring back into use the same frequency assignments of a satellite network or system for a short period of time     Korea (Rep. of)   AI7   2024-04-11
[ 27 ]  
 
Proposed topic to be considered under WRC-27 agenda item 7 - Possible measures to limit the practice of introducing a completely different orbital plane for non-geostationary-satellite systems that is not foreseen to be required for operation of the constellation     Korea (Rep. of)   AI7   2024-04-11
[ 26 ]  
 
Working document towards a preliminary draft revision to Report ITU-R BO.2029     Japan     2024-04-09
[ 25 ]  
 
Provisions to be possibly reviewed under WRC-27 agenda item 1.4     Japan   AI1.4   2024-04-10
Resultats:624 documents
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Mis à jour le : 2025-10-06