International Telecommunication Union   ITU
Français  Espańol
 
Site map Contact Us Print version
  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:609 total items.
Result page:  Previous -  1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 - 13  - Next Next
Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 59 ]  
 
Final List of Participants (Geneva, 7-16 April 2008)     Director, BR     2008-04-15
[ 58 ]  
 
Note to the Director, Radiocommunication Bureau (copy to Working Party 4A) - Establishment of a database of available frequencies for use in emergency and disaster relief radiocommunications     WP 4C     2008-04-10
[ 57 ]  
 
List of documents issued     BR Study Group Department     2008-04-04
[ 56 ]  
 
Working Party 4A review of former Working Party 6S Questions in the light of the reorganization of the ITU-R Study Groups by RA-07     Chairman, WP 4A     2008-04-04
[ 55 ]  
 
Review of Study Group 4 Questions currently assigned to Working Party 4A     Chairman, WP 4A     2008-04-04
[ 54 ]  
 
Liaison statement to Working Party 1B concerning the study of software defined radio and cognitive radio systems in Working Party 1B (copy for information to Working Parties 1A, 4A, 4B, 4C, 5A, 5B, 5C, 5D, 6D, 6G, 7C, 7D)     WP 7B     2008-04-04
[ 53 ]  
 
Liaison statement to Working Parties 4A, 5A, 5B and 5C - WRC-11 agenda item 1.12     WP 7B     2008-04-04
[ 52 ]  
 
Liaison statement to Working Parties 4A and 4B - Applicability of Recommendation ITU-R S.1432 to the meteorological satellite service in the frequency bands 18.1-18.4 GHz in Regions 1 and 3 and 18.0-18.3 GHz in Region 2     WP 7B     2008-04-04
[ 51 ]  
 
Liaison statement to Working Party 4A - Working document towards a preliminary draft new Recommendation ITU-R SA.[23 GHz SRS SHARING] - Sharing between the space research service (Earth-to-space) and the inter-satellite, fixed and mobile services in the band 22.55-23.15 GHz     WP 7B     2008-04-04
[ 50 ]  
 
Mandate of Working Parties 4C and 4A     Canada     2008-03-31
[ 49 ]  
 
Further studies to be carried out in relation to the preliminary draft new Report - Compatibility of broadband wireless access networks and fixed-satellite service networks in the 3 400-4 200 MHz band     Canada     2008-03-31
[ 48 ]  
 
Liaison statement to Working Party 5C - WRC-11 Agenda items 1.8 and 1.20     Canada     2008-03-31
[ 47 ]  
 
Methodology for statistically calculating the interference received by the fixed service from space-to-Earth emissions     Canada     2008-03-31
[ 46 ]  
 
Working document toward a preliminary draft new Recommendation on reference earth-station radiation patterns for antennas used with closely spaced satellites in the geostationary orbit     Canada     2008-03-31
[ 45 ]  
 
Proposal for a preliminary draft revision of Recommendation ITU-R S.465-5: "Reference earth-station radiation pattern for use in coordination and interference assessment in the frequency range 2 to about 30 GHz"     Canada     2008-03-31
[ 44 ]  
 
Summary of discussions on the possible revision of Recommendation ITU-R S.465-5     Chairman, WP 4A Correspondence Group     2008-03-31
[ 43 ]  
 
HAPS gateway links in the 5 850-7 025 MHz band     AsiaSat     2008-03-31
[ 42 ]  
 
Short range devices operating in satellite downlink bands     Asia Satellite Telecommunications Co. Ltd.     2008-03-31
[ 41 ]  
 
Spectrum sharing and interference management in bands allocated to the broadcasting-satellite service (BSS)     North American Broadcasters Association     2008-03-31
[ 40 ]  
 
Comments on the consideration of a possible revision of Recommendation ITU-R S.465-5     France     2008-03-31
[ 39 ]  
 
Additional information for preliminary draft new Report - Compatibility of broadband wireless access networks and fixed-satellite service networks in the 3 400-4 200 MHz band     United Kingdom of Great Britain and Northern Ireland     2008-03-31
[ 38 ]  
 
Comments on the application of Nos. 5.AAA, 5.AAA1, 5.BBB, 5.CCC and 5.ZZZ of WRC-07 and methodology for determining whether a transmit IMT station meets the PFD limit in the first four of these provisions     United States of America   248/4   2008-03-28
[ 37 ]  
 
Recommendation to be brought to the attention of Study Groups 1, 4, 5 (former SGs 8 and 9) and 6 - Recommendation ITU-R RA.1031-2 "Protection of the radio astronomy service in frequency bands shared with other services"     BR Study Group Department     2008-03-31
[ 36 ]  
 
ITU-R Study Group Question to be brought to the attention of Study Groups 1, 4, 5 (former SG 9) and 6 - Question 241-1/8 "Cognitive radio systems in the mobile service"     BR Study Group Department     2008-03-31
[ 35 ]  
 
ITU-R Study Group Question to be brought to the attention of Study Groups 1, 4, 5 and 7 - Question 212-3/8 "Nomadic wireless access systems including radio local area networks for mobile applications"     BR Study Group Department     2008-03-31
[ 34 ]  
 
ITU-R Study Group Question to be brought to the attention of Study Groups 4 and 5 (former SG 9) - Question 223-2/8 "Internet protocol applications over mobile systems"     BR Study Group Department     2008-03-31
[ 33 ]  
 
Recommendation to be brought to the attention of Study Groups 3 and 4 - Recommendation ITU-R RA.1450-3 - Characteristics of broadband radio local area networks     BR Study Group Department     2008-03-31
[ 32 ]  
 
Preliminary draft revision of Recommendation ITU-R BO.1776 - Reference power flux-density for the broadcasting-satellite service in the band 21.4-22 GHz in Regions 1 and 3     Luxembourg   104/6, 22/6   2008-03-28
[ 31 ]  
 
Preliminary draft revision to Recommendation ITU-R BO.1659 - Mitigation techniques for rain attenuation for broadcasting-satellite service systems in frequency bands between 17.3 GHz and 42.5 GHz     Luxembourg     2008-03-28
[ 30 ]  
 
Comments on the consideration of a possible revision of Recommendation ITU-R S.465-5 "Reference earth-station radiation pattern for use in coordination and interference assessment in the frequency range from 2 to about 30 GHz"     United States of America     2008-03-27
[ 29 ]  
 
Draft liaison statement to WP 5A and WP 5C - Compatibility of broadband wireless access networks and fixed-satellite service networks in the 3 400-4 200 MHz band     United States of America     2008-03-27
[ 28 ]  
 
Working document towards a preliminary draft new Recommendation - Variations in earth station off-axis EIRP due to pointing errors caused by movement of the platform on which the antenna is mounted     United States of America   208/4, 269/4   2008-03-27
[ 27 ]  
 
Liaison statement to ITU-R Working Party 1B on software defined radio and cognitive radio systems (copy for information to ITU-R WP 5B and ITU-R Study Groups 3, 4, 6 and 7)     WP 5A     2008-03-28
[ 26 ]  
 
Liaison statement to ITU-R Working Party 1B (copy for information to ITU-R WP 5B and ITU-R Study Groups 3, 4, 6 and 7) - Studies of software defined radio and cognitive radio systems     WP 5C     2008-03-28
[ 25 ]  
 
Questions assigned to Radiocommunication Study Group 4     Canada     2008-03-25
[ 24 ]  
 
On the definition of permissible interference for FSS systems in the geostationary orbit     Russian Federation   223/4, 236/4   2008-03-25
[ 23 ]  
 
Proposed draft new Question - Technical methods to increase efficiency of spectrum/orbit resource     Russian Federation     2008-03-25
[ 22 ]  
 
Working document toward elements of the draft CPM Report under WRC-11 Agenda item 1.13 - Study items for 21 GHz BSS     Japan   104/6, 22/6, 21/6   2008-03-19
[ 21 ]  
 
Working document towards studies under WRC-11 Agenda item 1.13     Japan     2008-03-19
[ 20 ]  
 
Working document towards a draft new Report - Interference cancellation system by adaptive-array antenna technique for sharing between fixed satellite services (FSS) and terrestrial radio communication services     Japan     2008-03-19
[ 19 ]  
 
Organization of the Working Parties of Radiocommunication Study Group 4 - Satellite services     France     2008-03-19
[ 18 ]  
 
Working document towards a draft revision of Report ITU-R BO.2071     Korea (Republic of)   21/6, 104/6, 22/6   2008-03-19
[ 17 ]  
 
WRC-07 Resolutions and Recommendations related to the work of Study Group 4     Chairman, Study Group 4     2008-03-17
[ 16 ]  
 
Provisional attribution of the Study Group 4 texts to the Working Parties     Chairman, Study Group 4     2008-03-17
[ 15 ]  
 
Some aspects regarding the implementation of Resolution 647 (WRC-07): Establishment of a database of available frequencies for use in emergency situations     Director, BR     2008-03-14
[ 14 ]  
 
Liaison statement to Working Party 4A - Compatibility between broadband wireless access (BWA) systems (other than IMT) and fixed-satellite service (FSS) networks     WP 5A     2008-03-13
[ 13 ]  
 
Information on the interim structure of Study Group 4 - Satellite services     Chairman, SG 4     2008-03-11
[ 12 ]  
 
Preliminary draft new Recommendation ITU-R S.[XP-VSAT] - Cross polarization reference gain pattern for linearly polarized very small aperture terminals (VSATs)     Brazil (Federative Republic of)     2008-03-06
[ 11 ]  
 
Liaison statement to Working Parties 4A and 5A - Compatibility of broadband wireless access networks and fixed-satellite service networks in the 3 400-4 200 MHz band     WP 5C     2008-02-21
[ 10 ]  
 
Liaison statement to WP 4A (copied to WPs 3M, 5A, 5B, 7B and 7C) - Gateway links for high altitude platforms stations in the range from 5 850 to 7 075 MHz     WP 5C     2008-02-19
Results:609 total items.
Result page:  Previous -  1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 - 13  - Next Next
 
Multiple Document Download: Check the boxes of the selected documents, then click "Zip and download"
   
 
User preferences: 
Multiple Document Download: Formats and Languages to be included (when available):
HTML Navigation Pages  
Formats  + Other formats
Languages (maximum 2)  + Multilingual 
(E: English - F: French - S: Spanish - A: Arabic - C: Chinese - R: Russian)

Top -  Feedback -  Contact Us -  Copyright © ITU 2008 All Rights Reserved
Contact for this page :  ITU-R Web coordinator
Updated : 2011-04-12