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  Home : ITU-R : WP4A : Contributions  Recently posted -  Search Meeting Documents
   
ITU-R WP4A  C 

ITU-R WP4A

Efficient Orbit/Spectrum Utilization for FSS and BSS

Results:983 total items.
Result page:  1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 - 13 - 14 - 15 - 16 - 17 - 18 - 19 - 20  - Next Next
Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 983 ]  
 
Reply liaison statement to CCT (copy for information to Study Group 6 and Working Parties 1B, 3J, 3K, 3M, 4A, 4B, 4C, 5A, 5B, 5C, 5D, 6A, 7B and 7C)     WP 7D     2023-10-19
[ 982 ]  
 
Liaison statement to ITU-R Study Groups 4 and 5, and ITU-T Study Groups 9, 12, 16 and 20, and ITU-D Study Group 1 and to Academia Members of the ITU and Regional, International and External Organizations - New ITU-R Report introducing a framework for the future of broadcasting     ITU-R SG 6     2023-10-10
[ 981 ]  
 
Reply liaison statement to Working Party 1A (Copy to Working Parties 4A, 5C, 5D, 7C and 7D for information) - Beam Wireless Power Transmission (WPT) operating in the frequency band 24.1-24.15 GHz     WP 5A     2023-09-26
[ 980 ]  
 
Reply liaison statement to CISPR/H (copy for information or action to Working Parties 4A and 7D on Question 6) (copy for information to Study Group 1 and Working Parties 1A and 5A)     N/A     2023-09-11
[ 979 ]  
 
Liaison statement to Working Party 3M (copy to Working Parties 4A and 4C) - Extending the application of propagation Recommendations to frequencies greater than 100 GHz     WP 4B     2023-07-07
[ 978 ]  
+Ann.1-25 
Report on the meeting of Working Party 4A (Geneva, 27 June - 6 July 2023)     Chairman, WP 4A     2023-07-07
[ 977 ]  
 
Final list of participants Working Party 4A (Geneva, 27 June - 6 July 2023)     Director, BR     2023-07-06
[ 976 ]  
 
Liaison statements to Working Party 4A informing on latest status/developments on various topics     Chairman, WP 4A     2023-06-26
[ 975 ]  
 
Liaison statement to Working Party 4A (copy to Study Group 5) - Draft new Recommendation ITU-R M.[FSS_ES_IMT_26/42/47GHZ]     WP 5D     2023-06-23
[ 974 ]  
 
Reply liaison statement to Working Party 4A - Progress on the work on elements on a working document towards a new Recommendation/Report ITU-R S.[MITIGATION MEASURES]     WP 5D     2023-06-23
[ 973 ]  
(Rev.1) 
List of documents issued (Documents 4A/856 - 4A/975)     BR, Study Groups Department     2023-06-22
[ 972 ]  
 
Proposed updates to working document towards a preliminary draft new Recommendation ITU-R S.[INTERFERENCE-NGSO]     OneWeb     2023-06-20
[ 971 ]  
 
Working document towards a draft new Report on Article 22 epfd limits issues [EPFD_LIMITS_ISSUES] - Analysis of the issues related to Article 22 epfd limits     Tonga (Kingdom of) , Ecuador     2023-06-20
[ 970 ]  
 
Working document towards a preliminary draft new Report on WRC-23 agenda item 7, Topic A     Tonga (Kingdom of) , Lithuania (Republic of)   AI7A   2023-06-20
[ 969 ]  
 
Working document towards a preliminary draft new Report ITU-R S.[SCALING FACTOR] - Studies on the pfd scaling factor to be applied to non-GSO FSS constellations with 1 000 or more space stations operating in the 17.7-19.3 GHz band     Tonga (Kingdom of)     2023-06-20
[ 968 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R S.1503 - Focus on Worst-Case Geometry - Reasons why there is no need to modify Recommendation ITU-R S.1503 to introduce testing at geometries other than the Worst-Case Geometry     Tonga (Kingdom of)     2023-06-20
[ 967 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R S.1503 - Focus on Alpha Tables - Analysis of the ability of the current Alpha Tables algorithm to closely match typical satellite selection strategies and maximize efficient use of spectrum     Tonga (Kingdom of)     2023-06-20
[ 966 ]  
 
Proposed updates to working document towards a preliminary draft new Recommendation ITU-R S.[INTERFERENCE-NGSO]     Tonga (Kingdom of)     2023-06-20
[ 965 ]  
 
Draft revision of Recommendation ITU-R S.1503-3     Tonga (Kingdom of)     2023-06-20
[ 964 ]  
 
Proposed draft revision to Recommendation ITU-R S.1428     Tonga (Kingdom of)     2023-06-20
[ 963 ]  
 
Proposed draft revision to Recommendation ITU-R BO.1443 - Reference BSS earth station antenna patterns for use in interference assessment involving non-GSO satellites in frequency bands covered by RR Appendix 30     Tonga (Kingdom of)     2023-06-20
[ 962 ]  
 
Methodology to adapt the operation of all non-GSO FSS systems to meet the aggregate interference     ViaSat, Inc.     2023-06-20
[ 961 ]  
 
Discussion on possible methodologies to compute the aggregate interference from non-GSO systems     ViaSat, Inc.     2023-06-20
[ 960 ]  
 
Study on limits on non-GSO-to-GSO transmissions in the 27.5-29.1 and 29.5-30.0 GHz bands to protect non-GSO FSS space stations     Inmarsat Global Limited   AI1.17   2023-06-20
[ 959 ]  
 
Orbital tolerance - Analysis of THA altitude of different operational non-GSO systems     Inmarsat Global Limited   AI7A   2023-06-20
[ 958 ]  
 
Preliminary draft revision of Recommendation ITU-R S.1503-3 - Clarifications of the options available to administrations to define a non-GSO earth station antenna pattern     France     2023-06-20
[ 957 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R S.1503 - Back lobe gain values in reference GSO antenna patterns to be used for the computation of epfd statistics     France     2023-06-20
[ 956 ]  
 
Draft new Report on fuselage attenuation for earth stations in motion (ESIM) in the 27.5-29.5 GHz band     ViaSat, Inc.     2023-06-20
[ 955 ]  
 
Proposed modifications to the working document towards a preliminary draft new Report on WRC-23 agenda item 7, Topic A - Tolerances for certain orbital characteristics of non-GSO space stations in the FSS, BSS, and MSS     Canada   AI7A   2023-06-20
[ 954 ]  
 
Submission of satellite system characteristics as per recommends 4 of Recommendation ITU-R S.1328-4 - Satellite system characteristics to be considered in frequency sharing analyses within the fixed-satellite service     Canada     2023-06-20
[ 953 ]  
 
Proposed Appendix to Annex 1 to working document towards a preliminary draft new Recommendation ITU-R S.[INTERFERENCE-NGSO]     Canada     2023-06-20
[ 952 ]  
 
Working document towards a preliminary draft new Recommendation ITU-R S.[INTERFERENCE-NGSO] - Methodology 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     2023-06-20
[ 951 ]  
 
Preliminary draft revision of Recommendation ITU-R S.1503-3 - 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     2023-06-20
[ 950 ]  
 
Preliminary draft new Recommendation ITU-R S.[RES.169_METH]     Canada     2023-06-20
[ 949 ]  
 
Proposed revisions to the preliminary draft revision of Recommendation ITU-R S.1503     SES     2023-06-20
[ 948 ]  
 
Proposed updates to the working document on WRC-23 agenda item 1.15     United Kingdom of Great Britain and Northern Ireland   AI1.15   2023-06-20
[ 947 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R S.1503-3 - 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     France     2023-06-20
[ 946 ]  
 
Preliminary draft revision of Recommendation ITU-R S.1503-3 - Inclusion of the time-framed transmission scheme feature in the next revision to Recommendation ITU-R S.1503     France     2023-06-20
[ 945 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R S.1503-3 - Considerations on Alpha Table item     France     2023-06-20
[ 944 ]  
 
Preliminary draft new Recommendation ITU-R S.[QV-METH-REF-LINKS]     France     2023-06-20
[ 943 ]  
 
Preliminary draft new Recommendation ITU-R S.[RES 770] - Functional description to be used in developing software tools for determining conformity of non-geostationary-satellite orbit fixed-satellite service systems or networks in Q/V band with criteria contained in No. 22.5L of the Radio Regulations     France     2023-06-20
[ 942 ]  
 
Preliminary draft new Recommendation ITU-R S.[RES.169_METH] - Methodology for examining the compliance of aeronautical earth stations in motion (A-ESIM) communicating with geostationary space stations in the fixed-satellite service in the 27.5-29.5 GHz band with a set of pre-established pfd limits on the Earth's surface     France     2023-06-20
[ 941 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R S.1503-3 - Improving run time of Recommendation ITU-R S.1503     France     2023-06-20
[ 940 ]  
 
Proposed modification to 0.5 degree rule of procedure     Al Yah Satellite Communications (YahSat)     2023-06-20
[ 939 ]  
 
Criteria for the protection of fixed-satellite and broadcasting-satellite services from interference caused by other radiocommunication services     Al Yah Satellite Communications (YahSat)     2023-06-20
[ 938 ]  
 
Elements on mitigation measures between FSS and IMT in the frequency band 3 400-3 600 MHz     Papua New Guinea     2023-06-20
[ 937 ]  
 
Detailed study of the alpha-table methodology and its use in Recommendation ITU-R S.1503     United Kingdom of Great Britain and Northern Ireland     2023-06-20
[ 936 ]  
 
Terrestrial protection under WRC-23 agenda item 1.17     Luxembourg   AI1.17   2023-06-20
[ 935 ]  
 
Protection of MSS downlink under WRC-23 agenda item 1.17     Luxembourg   AI1.17   2023-06-20
[ 934 ]  
 
User space station antenna performance and protection of non-GSO FSS LEO under WRC-23 agenda item 1.17     Luxembourg   AI1.17   2023-06-20
Results:983 total items.
Result page:  1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 - 13 - 14 - 15 - 16 - 17 - 18 - 19 - 20  - Next Next
 
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