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ITU-R WP9A

Performance and availability, interference objectives and analysis, effects of propagation, and terminology

Results:76 total items.
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Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 76 ]  
 
Liaison statement to Working Parties 6E, 7A, 7B, 7C, 7D, 8A, 8B, 8F, 9A and 9C - Interference protection requirements from power line telecommunications systems on radiocommunications systems operating in the LF, MF, HF and VHF bands below 80 MHz     WP 1A     2007-06-19
[ 75 ]  
+Ann.1-5 
Chairman's Report - Meeting 10-14 May 2007     Chairman, WP 9A     2007-05-15
[ 74 ]  
 
Final List of Participants - Working Party 9A (Geneva, 10-14 May 2007)     Director, BR     2007-05-14
[ 73 ]  
 
This document has been withdrawn     BR Study Group Department     2007-05-14
[ 72 ]  
 
List of documents issued     BR Study Group Department     2007-05-09
[ 71 ]  
 
Preliminary draft revision of Recommendation ITU-R F.1669 - Interference criteria of fixed wireless systems operating in the 37-40 GHz and 40.5-42.5 GHz bands with respect to satellites in the geostationary orbit     United States of America   127/9   2007-05-01
[ 70 ]  
 
Proposed draft revision of Recommendation ITU-R F.1094-1 - Maximum allowable error performance and availability degradations to digital radio-relay systems arising from interference from emissions and radiations from other sources     United States of America   127/9   2007-05-01
[ 69 ]  
 
Draft revision of Recommendation ITU-R F.1094-1 - Maximum allowable error performance and availability degradations to digital radio-relay systems arising from interference from emissions and radiations from other sources     Russian Federation   127/9   2007-04-27
[ 68 ]  
 
Draft revision of Recommendation ITU-R F.592 - Vocabulary of terms for the fixed service     Japan     2007-04-25
[ 67 ]  
 
Considerations on Questions assigned to Working Parties 9A and 9B     Japan     2007-04-25
[ 66 ]  
 
Review of the old Recommendations within Working Party 9A     Japan     2007-04-25
[ 65 ]  
 
Development of a draft new Report on analytical lists of the F-series and SF-series Recommendations     Japan     2007-04-25
[ 64 ]  
 
Liaison statement to Radiocommunication Study Groups and Working Parties - Terminology database     Coordination Committee for Vocabulary (CCV)     2007-01-11
[ 63 ]  
 
LS to WP 9A - Invitation to consider the future status of Question ITU-R 122/9     WP's 3J, 3K and 3M     2006-11-08
[ 62 ]  
 
On application of the ITU-R Recommendation F.1495 and proposals for its modification - Interference criteria to protect the fixed service from time varying aggregate interference from other services sharing the 17.7-19.3 GHz band on a co-primary basis     Russian Federation   127/9   2006-07-06
[ 61 ]  
+Corr.1 
Liaison statement to Working Parties 1A, 1C, 4A, 4-9S, 6E, 7B, 7C, 7D, 8A, 8B, 8F, 9A and 9D - Spreadsheet implementation of the clear-air portion of Recommendation ITU-R P.452-12     WP 3M     2006-10-06
[ 60 ]  
+Ann.1-11 
Chairman's report, Kobe meeting 28 June - 4 July 2006     Chairman, WP 9A     2006-07-10
[ 59 ]  
 
Final list of participants     Director, BR     2006-07-10
[ 58 ]  
 
Preliminary draft revision of Recommendation ITU-R F.1094-1 - Maximum allowable error performance and availability degradations to digital radio-relay systems arising from interference from emissions and radiation from other sources     Korea (Republic of)     2006-06-20
[ 57 ]  
 
Review of old Recommendations within Working Party 9A     Japan     2006-06-16
[ 56 ]  
 
Proposal for Preliminary Draft Revision of Recommendation ITU-R F.592-3 - Vocabulary of terms for the fixed service     Japan     2006-06-16
[ 55 ]  
 
Consideration of Questions assigned to WP 9A and future work     Canada     2006-06-16
[ 54 ]  
 
Liaison statement to WP 9A - Future revision of Recommendation ITU-R F.1566     ITU-T SG 4     2006-06-12
[ 53 ]  
 
Requested course of action when revising existing Recommendations, developing new Recommendations or new Reports     SG 9 Rapporteur on Vocabulary     2006-06-08
[ 52 ]  
+Ann.1-7 
Chairman's report - 23-30 November meeting     Chairman, WP 9A     2005-12-05
[ 51 ]  
 
Final List of Participants - Working Party 9A     Director, BR     2005-11-29
[ 50 ]  
 
Liaison statement to Working Party 9A - Working document towards WRC-07 Agenda item 1.18 - Analysis of the FS protection criteria contained in limits on the interference to the FS stations recommended by Recommendation ITU-R F.1495     WP 4-9S     2005-11-22
[ 49 ]  
 
List of documents issued     BR Study Group Department     2005-11-22
[ 48 ]  
 
Preliminary draft revision of Recommendation ITU-R F.1566 - Performance limits for maintenance of digital fixed wireless systems operating in plesiochronous and synchronous digital hierarchy - based international paths and sections     Russian Federation   161/9   2005-11-15
[ 47 ]  
 
Protection criteria and their apportionment terminology and clarifications needed     Siemens S.p.A.     2005-11-15
[ 46 ]  
 
Liaison statement to Working Party 9A concerning impact of Recommendation ITU-R P.530-11 On FS link design for small fade depths     WP 3M     2005-10-10
[ 45 ]  
 
Liaison statement to WP 8A - Impact of Recommendation ITU-R P.837 on FS link design using rain attenuation calculations in Recommendation ITU-R P.530     WPs 3J and 3M     2005-10-10
[ 44 ]  
+Ann.1-5 
Report on the meeting of Working Party 9A - 21-27 April 2005     Chairman, WP 9A     2005-05-02
[ 43 ]  
 
Final list of participants     Director, BR     2005-05-02
[ 42 ]  
 
List of documents issued     BR Study Group Department     2005-04-25
[ 41 ]  
 
Applicability of the FS protection criteria in Recommendation ITU-R F.1495 for studies with respect to HEO satellites in the 18 GHz band     Finland     2005-04-21
[ 40 ]  
(Rev.1) 
Preparation of the second phase of the World Summit on the Information Society (WSIS) in relation to broadband wireless access     Director, BR     2005-04-14
[ 39 ]  
 
Impact of Recommendation ITU-R P.530-10 on FS link design for small fade depths     Germany (Federal Republic of)   122/9   2005-04-12
[ 38 ]  
 
Disaster-relief radiocommunications     Director, BR     2005-04-12
[ 37 ]  
 
Proposed revision of Recommendation ITU-R F.1668 - Error performance objectives for real digital fixed wireless links used in 27 500 km hypothetical reference paths and connections     Brazil (Federative Republic of)   210/9   2005-04-05
[ 36 ]  
 
Preliminary draft revision of Recommendation ITU-R F.752 - Diversity techniques for fixed wireless systems     Australia   122/9   2005-04-01
[ 35 ]  
 
Results of WTSA, RAG and CVC relevant to the work of the Working Parties of Study Group 9     Director, Radiocommunication Bureau     2005-03-31
[ 34 ]  
 
Liaison statement to ITU-R WP 9A - Future revision of Recommendation ITU-R F.1330     ITU-T SG 4     2005-03-09
[ 33 ]  
 
Liaison statement to WP 9A - Impact of Recommendation ITU-R P.837-4 on FS links design using rain attenuation calculations in Recommendation ITU-R P.530-10     WP's 3J & 3M     2004-11-16
[ 32 ]  
 
Liaison statement to WP 9A - Outage time predictions using signature parameters in Recommendation ITU-R P.530     WP 3M     2004-11-09
[ 31 ]  
 
Liaison statement to Working Party 9A - Request for guidance on prediction method for outage intensity (OI)     WP 3M     2004-10-26
[ 30 ]  
 
Liaison statement to Working Parties 4A, 4-9S, 6E, 6S, 7B, 7C, 7D, 8A, 8B, 8D, 8F, 9A and 9D - PDNR ITU-R SM.[EML] - Index for evaluation of the effect of interference between radio communication networks operating in a shared frequency band     WP 1B     2004-10-21
[ 29 ]  
 
Liaison statement to Working Party 3 M for action and Working Party 9A for information     WP 4-9S     2004-10-11
[ 28 ]  
+Ann.1-7 
Report on the meeting of Working Party 9A, Geneva, 21-28 September 2004     Chairman, WP 9A     2004-10-01
[ 27 ]  
 
Final List of Participants - Working Party 9A     Director, BR     2004-09-27
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