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[522]  Report on the meeting of Working Party 4A (27 October - 4 November 2021) (Virtual Meeting)

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33061 octets 2021-11-30 [522] Annex 45- List of liaison statements to ITU-R groups

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32843 octets 2021-11-15 [522] Annex 44- Draft reply liaison statement to ITU-R Working Party 5A - Additional technical and operational characteristics and protection criteria of FSS systems for sharing and compatibility studies on WRC-23 agenda item 1.3

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32441 octets 2021-11-15 [522] Annex 43- Note to the Director, Radiocommunication Bureau

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34909 octets 2021-11-15 [522] Annex 42- Note to Chairman, Working Party 4A - Proposed topic under WRC-23 agenda item 7

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32293 octets 2021-11-12 [522] Annex 41- Terms of Reference for Working Party 4A Correspondence Group on Resolution 169 (WRC-19)

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31097 octets 2021-11-12 [522] Annex 40- Terms of Reference for Working Party 4A Correspondence Group on an updated scaling factor under RR No. 21.16.6

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33827 octets 2021-11-12 [522] Annex 39- Terms of Reference for Working Party 4A Correspondence Group on updating Recommendation ITU-R S.1503

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34922 octets 2021-11-12 [522] Annex 38- Terms of Reference for Working Party 4A Correspondence Group on WRC-23 agenda item 7

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35453 octets 2021-11-12 [522] Annex 37- Work plan for WRC-23 agenda item 7

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35009 octets 2021-11-12 [522] Annex 36- Work plan for WRC-23 agenda item 1.19

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31310 octets 2021-11-12 [522] Annex 35- Terms of Reference for Working Party 4A Correspondence Group on WRC-23 agenda item 1.17

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37321 octets 2021-11-12 [522] Annex 34- Work plan for WRC-23 agenda item 1.17

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30949 octets 2021-11-12 [522] Annex 33- Terms of Reference for Working Party 4A Correspondence Group on WRC-23 agenda item 1.16

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36215 octets 2021-11-12 [522] Annex 32- Work plan for WRC-23 agenda item 1.16

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33449 octets 2021-11-12 [522] Annex 31- Terms of Reference for Working Party 4A Correspondence Group on WRC-23 agenda item 1.15

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38614 octets 2021-11-12 [522] Annex 30- Work plan for WRC-23 agenda item 1.15

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65441 octets 2021-11-15 [522] Annex 29- Proposed modifications to the working document towards draft CPM Text for WRC-23 agenda item 7, Topic B

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52314 octets 2021-11-15 [522] Annex 28- Working document towards draft CPM Text for WRC-23 agenda item 1.19

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236734 octets 2021-11-15 [522] Annex 27- Working document towards draft CPM text for WRC-23 agenda item 1.17

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145574 octets 2021-11-15 [522] Annex 26- Working document towards draft CPM text and draft new Resolution for WRC-23 agenda item 1.16

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212478 octets 2021-11-15 [522] Annex 25- Working document towards draft CPM text for WRC-23 agenda item 1.15

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144007 octets 2021-11-11 [522] Annex 24 Part 1

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432023 octets 2021-11-11 [522] Annex 24- Draft merged proposed amendments to working document on WRC-23 agenda item 7, Topic C - Protection of geostationary satellite networks in the mobile-satellite service operating in the 7/8 and 20/30 GHz bands from emissions of non-geostationary satellite systems operating in the same frequency bands and identical directions

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166607 octets 2021-11-11 [522] Annex 23- Revisions to working document on WRC-23 agenda item 7, Topic B - Non-GSO BIU post milestone procedure

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39425 octets 2021-11-11 [522] Annex 22 Part 3

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50651 octets 2021-11-11 [522] Annex 22 Part 2

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2751391 octets 2021-11-11 [522] Annex 22 Part 1

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2273458 octets 2021-11-11 [522] Annex 22- Draft merged 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

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345019 octets 2021-11-10 [522] Annex 21- Working document on WRC-23 agenda item 1.19

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7445545 octets 2021-11-11 [522] Annex 20- Annex 3 to working document on WRC-23 agenda item 1.17

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17773044 octets 2021-11-12 [522] Annex 19- Annex 2 to Working document on WRC-23 agenda item 1.17

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139736 octets 2021-11-11 [522] Annex 18- Annex 1 to Working document on WRC-23 agenda item 1.17

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2434594 octets 2021-11-10 [522] Annex 17- Working document on WRC-23 agenda item 1.17

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32249251 octets 2021-11-11 [522] Annex 16- Working document on WRC-23 agenda item 1.16 [NON-GSO_ESIM] - Operation of earth stations in motion communicating with non-geostationary space stations in the fixed-satellite service allocations at 17.7-18.6 GHz, 18.8-19.3 GHz and 19.7-20.2 GHz (space-to-Earth) and 27.5-29.1 GHz and 29.5-30 GHz (Earth-to-space)

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2385778 octets 2021-11-10 [522] Annex 15- Working document on WRC-23 agenda item 1.15

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29456268 octets 2022-05-03 [522] Annex 14- Working document on developing an ITU-R Small Satellite Handbook

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104797 octets 2021-11-11 [522] Annex 13- Working document - Text elements on mitigation measures between FSS and IMT in the frequency band 3 400-3 600 MHz

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39300 octets 2021-11-10 [522] Annex 12- Working document - Text elements relating to Resolution 169 (WRC-19)

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1525736 octets 2021-11-10 [522] Annex 11- Working document towards a methodology for evaluating aggregate equivalent power flux-density into geostationary satellite networks in the Fixed-Satellite Service from multiple non-geostationary satellite systems in the Q/V frequency bands and terms of reference for consultation meetings

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2896513 octets 2021-11-30 [522] Annex 10- Working document - Discussions of NGSO-GSO aggregate interference topics within WP 4A and updates towards Working document towards a preliminary draft new Report ITU-R S.[AGGREGATE NGSO-GSO INTERFERENCE]

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288680 octets 2021-11-10 [522] Annex 09 Part 01

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329367 octets 2021-11-10 [522] Annex 09- Working document - Algorithms to convolve arrays of data in decibel format and avoid rounding introduced via quantisation into bins

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236858 octets 2021-11-09 [522] Annex 08- Working document towards a preliminary draft new Report on guidance on use of the band 7 025-7 075 MHz for uplink feeder links to satellite digital audio radio service (SDARS) networks for certain countries in Region 2

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931810 octets 2021-11-09 [522] Annex 07- Working document towards a preliminary draft new Report ITU-R S.[SCALING FACTOR]

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4094303 octets 2021-11-10 [522] Annex 06- Working document towards a preliminary draft new Report ITU-R S.[AGGREGATE NGSO-GSO INTERFERENCE MITIGATION] - Study of mitigation techniques that could be used to limit the aggregate interference from multiple non-GSO FSS systems into GSO networks and their associated implementation aspects in the bands 10.7-50.4 GHz

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94608 octets 2021-11-10 [522] Annex 05- Working document towards a preliminary draft revision of Recommendation ITU-R S.1526-1

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2260814 octets 2021-11-10 [522] Annex 04- 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

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962409 octets 2021-11-09 [522] Annex 03- Working document towards a preliminary draft new Recommendation to develop a methodology for evaluating aggregate equivalent power flux-density into geostationary satellite networks in the fixed-satellite service from multiple non-geostationary satellite systems in the Ku and Ka frequency bands and Terms of Reference for consultation meetings

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2982411 octets 2021-11-09 [522] Annex 02- Working document towards a preliminary draft new Recommendation ITU-R S.[INTERFERENCE-NGSO]

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8467122 octets 2022-04-08 [522] Annex 01 Part 2

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7634787 octets 2022-04-08 [522] Annex 01 Part 1

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18508801 octets 2022-04-08 [522] Annex 01 Revision 1- Working document towards a 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 Article 22.5L of the Radio Regulations

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97152 octets 2021-11-30 [522] - Report on the Meeting of Working Party 4A (Virtual Meeting, 27 October - 4 November 2021)
 

Document :

UIT-R WP4A  Contribution  522

Titre :

Report on the meeting of Working Party 4A (27 October - 4 November 2021) (Virtual Meeting)

Reçu le :

2021-11-04

Source :

Chairman, WP 4A

Disponibilité :

Réservé aux utilisateurs TIES [UIT-R]

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Mis à jour le : 2022-05-03