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ITU-R WP4A.AR C

ITU-R WP4A.AR	Max # of documents displayed/page:
Efficient Orbit/Spectrum Utilization for FSS and BSS

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Contributions
	Number	Title	Source	AI/Question	Date
	[ 663 ]	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 S.1503 to introduce testing at geometries other than the Worst-Case Geometry	Tonga (Kingdom of)		2023-06-20
	[ 662 ]	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
	[ 661 ]	Proposed updates to working document towards a preliminary draft new Recommendation ITU-R S.[INTERFERENCE-NGSO]	Tonga (Kingdom of)		2023-06-20
	[ 660 ]	Draft revision of Recommendation ITU-R S.1503-3	Tonga (Kingdom of)		2023-06-20
	[ 659 ]	Proposed draft revision to Recommendation ITU-R S.1428	Tonga (Kingdom of)		2023-06-20
	[ 658 ]	Proposed draft revision to Recommendation ITU-R BO.1443	Tonga (Kingdom of)		2023-06-20
	[ 657 ]	Methodology to adapt the operation of all non-GSO FSS systems to meet the aggregate interference	ViaSat, Inc.		2023-06-20
	[ 656 ]	Discussion on possible methodologies to compute the aggregate interference from non-GSO systems	ViaSat, Inc.		2023-06-20
	[ 655 ]	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		2023-06-20
	[ 654 ]	Orbital tolerance - Analysis of THA altitude of different operational non-GSO systems	Inmarsat Global Limited		2023-06-20
	[ 653 ]	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
	[ 652 ]	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
	[ 651 ]	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
	[ 650 ]	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
	[ 649 ]	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
	[ 648 ]	Proposed Appendix to Annex 1 to working document towards a preliminary draft new Recommendation ITU-R S.[INTERFERENCE-NGSO]	Canada		2023-06-20
	[ 647 ]	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
	[ 646 ]	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
	[ 645 ]	Preliminary draft new Recommendation ITU-R S.[RES.169_METH]	Canada		2023-06-20
	[ 644 ]	Proposed revisions to the preliminary draft revision of Recommendation S.1503	SES		2023-06-20
	[ 643 ]	Proposed updates to the working document on WRC-23 AI 1.15	United Kingdom of Great Britain and Northern Ireland	AI1.15	2023-06-20
	[ 642 ]	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
	[ 641 ]	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
	[ 640 ]	Working document towards a preliminary draft revision of Recommendation ITU-R S.1503-3 - Considerations on Alpha Table item	France		2023-06-20
	[ 639 ]	Preliminary draft new Recommendation ITU-R S.[QV-METH-REF-LINKS]	France		2023-06-20
	[ 638 ]	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
	[ 637 ]	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
	[ 636 ]	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
	[ 635 ]	Proposed modification to 0.5 degree rule of procedure	Al Yah Satellite Communications (YahSat)		2023-06-20
	[ 634 ]	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
	[ 633 ]	Elements on mitigation measures between FSS and IMT in the frequency band 3 400-3 600 MHz	Papua New Guinea		2023-06-20
	[ 632 ]	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
	[ 631 ]	Terrestrial protection under 1.17	Luxembourg		2023-06-20
	[ 630 ]	Protection of MSS downlink under AI 1.17	Luxembourg		2023-06-20
	[ 629 ]	User space station antenna performance and protection of non-GSO FSS LEO under WRC-23 agenda item 1.17	Luxembourg		2023-06-20
	[ 628 ]	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	China (People's Republic of)		2023-06-20
	[ 627 ]	Modification towards working document on Annex 14 to WP 4A Chairman's Report on WRC-23 agenda item 1.16[NON-GSO_ESIM]	China (People's Republic of)		2023-06-20
	[ 626 ]	Studies on the bandwidth used in the pfd mask for the protection of terrestrial service from transmissions of a-ESIM in the frequency band 12.75-13.25 GHz	China (People's Republic of)		2023-06-20
	[ 625 ]	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	France		2023-06-20
	[ 624 ]	Protection of terrestrial services from interference from earth stations on aircraft under WRC-23 agenda item 1.15	Australia		2023-06-20
	[ 623 ]	Proposal for an interim upgrade to Recommendation ITU-R S.1503 software tool to calculate epfd levels at any arbitrary location of earth station and GSO satellite.	India (Republic of)		2023-06-19
	[ 622 ]	Revision to Recommendation ITU-R S.1503	United Kingdom of Great Britain and Northern Ireland		2023-06-19
	[ 621 ]	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	United Kingdom of Great Britain and Northern Ireland		2023-06-19
	[ 620 ]	Proposed revisions to the working document on WRC-23 agenda item 1.16 - Interference management and responsibilities of administrations in case unacceptable interference is caused by ESIM operations communicating with NGSO satellites in the Ka band	Telesat Canada		2023-06-19
	[ 619 ]	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	N/A		2023-06-19
	[ 618 ]	Assignment of ITU-R Questions to the Study Group 4 sub-groups, WP 4A and WP 4B	Canada		2023-06-19
	[ 617 ]	Proposed revisions to the working document on WRC-23 agenda item 1.15 - Interference management and responsibilities of administrations in case unacceptable interference is caused by ESIM operations	Germany (Federal Republic of)	AI1.15	2023-06-19
	[ 616 ]	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	Germany (Federal Republic of)		2023-06-19
	[ 615 ]	Contribution to Working Party 4A on the need to amend relevant provisions of the Radio Regulations to protect broadcasting-satellite service (BSS) in Regions 1 and 3 from high power-flux density (PFD) values stemming from the operation of fixed-satellite service (FSS) in Region 2 in the frequency band 11.7-12.2 GHz	Iran (Islamic Republic of)		2023-06-19
	[ 614 ]	Consideration of proposed change to satellite selection algorithm in Recommendation ITU-R S.1503	Indonesia (Republic of) , Samoa (Independent State of)		2023-06-19
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