International Telecommunication Union ITU
Fran�aisEspa�ol
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

Results:432 total items.
Result page:� 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 �-�Next Next
Contributions��Documents / Contributions

Number
Title Source AI/Question
Date
[ 432 ]
Liaison statement to Working Party 4A (copied to Working Parties 8F, 9B, 9D and 4-9S) - Compatibility between broadband wireless access (BWA) systems and fixed-satellite service (FSS) networks � WP 8A 2007-08-01
[ 431 ]
Liaison statement to ITU-R Working Party 1B on the study of software defined radio and cognitive radio systems in Working Party 1B � WP 4-9S 2007-06-29
[ 430 ]
Response to the liaison statement of Working Party 3J (copy to WPs 4A, 6E, 6M, 6S, 7B, 7C, 7D 8A, 8B, 8D, 8F and 9B) - Radio noise � WP 1A 2007-06-18
[ 429 ]
+Ann.1-11
Report on the meeting of Working Party 4A (Geneva, 4-8 June 2007) � Chairman, WP 4A 2007-06-08
[ 428 ]
Final List of Participants - Working Party 4A (Geneva, 4-8 June 2007) � Director, BR 2007-06-08
[ 427 ]
Liaison statement to Working Party 4A - Frequency-related matters for IMT-2000 and IMT-Advanced related to WRC-07 agenda item 1.4 � WP 8F 2007-06-04
[ 426 ]
Report of the 21st and 22nd meetings of ITU-R Working Party 8F � WP 4A Rapporteur to WP 8F 2007-06-01
[ 425 ]
List of documents issued � BR Study Group Department 2007-05-31
[ 424 ]
Historical analysis of the occupancy of the geostationary orbit, GEO Part II � Colombia (Republic of) 2007-05-28
[ 423 ]
Historical analysis of the occupancy of the geostationary orbit, GEO � Colombia (Republic of) 2007-05-28
[ 422 ]
Comments on the preliminary draft revision to Recommendation ITU-R S.465-5 � Korea (Republic of) 2007-05-28
[ 421 ]
Impact on FSS reception in the 4 000 MHz range by transmissions of wireless access networks not covered by WRC-07 Agenda item 1.4 � Asia Satellite Telecommunications Co. Ltd (AsiaSat 2007-05-28
[ 420 ]
Update of technical parameters of Annex 1 of Appendix 30B � Asia Satellite Telecommunications Co. Ltd (AsiaSat 2007-05-28
[ 419 ]
Preliminary draft revision to Recommendation ITU-R S.465-5 � Canada 2007-05-28
[ 418 ]
Proposed draft new Report - Compatibility of broadband wireless access networks and fixed-satellite service networks in the 3 400-4 200 MHz band � SES New Skies B.V. 2007-05-27
[ 417 ]
Document on the non-sequential approach (Approach 2) under Agenda item 1.10 � Canada 2007-05-28
[ 416 ]
Review of the allotments technical parameters � France 2007-05-25
[ 415 ]
Comments on the preliminary draft revision to 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 2007-05-25
[ 414 ]
Possible new protection criteria in Appendix 30B � France 2007-05-25
[ 413 ]
Elements for a liaison statement to WP 7B - Guidelines for efficient use of the geostationary orbit by fixed satellite and meteorological satellite systems operating around 18 GHz in the space-to-Earth direction � United States of America 2007-05-25
[ 412 ]
FSS sharing with aeronautical mobile service applications - Draft liaison statement to WP 8B � United States of America 2007-05-25
[ 411 ]
Earth station antenna pattern � Luxembourg 2007-05-25
[ 410 ]
Comments/proposal to the preliminary draft revision to 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 31 GHz � Japan 2007-05-25
[ 409 ]
Considerations on possible review of the main technical parameters in the FSS Plan � Russian Federation 2007-05-24
[ 408 ]
On the allocation of the frequency band 3 400-4 200 MHz for operation of IMT-2000 systems � Russian Federation 2007-05-24
[ 407 ]
Possible calculation of reference situation by the Bureau during the conference in response to changes to technical parameters and criteria in Appendix 30B � Director, BR 2007-05-25
[ 406 ]
Calculation of mutual interference among assignments in the list which are derived from Part B of the Plan ("existing system") in Appendix 30B � Director, BR 2007-05-25
[ 405 ]
Document on WRC-07 Agenda item 1.10 (for information only) - Approach 3, hybrid of sequential and non sequential approaches � Iran (Islamic Republic of) 2007-05-21
[ 404 ]
Liaison statement to Working Party 4A - NGN/satellite Workshop and meeting of the ICG-SAT � ITU-T Study Group 13 2007-05-21
[ 403 ]
Liaison statement to ITU-R Working Party 1B on the study of software defined radio and cognitive radio systems in Working Party 1B � WP 9B and 9D 2007-05-21
[ 402 ]
Impact of IMT transmissions in the 4 GHz range on FSS reception without frequency overlap � Asia Satellite Telecommunications Co. Ltd 2007-05-16
[ 401 ]
Reply to Liaison statement from 1B on the study of software defined radio and cognitive radio systems � WP 6S 2007-05-08
[ 400 ]
ITU-R Study Group 8 Question to be brought to the attention of Working Parties 4A, 7B, 7C and 9D � BR Study Group Department 2007-04-18
[ 399 ]
Recommendation to be brought to the attention of Working Parties 4A, 6S, 7B, 8D and 4-9S � BR Study Group Department 2007-03-14
[ 398 ]
Liaison statement to ITU-R Working Party 1B on the study of software defined radio and cognitive radio systems in Working Party 1B - (Copy for information to ITU-R WPs 1A, 4A, 4-9S, 6E, 6S, 7B, 7C, 7D, 8A, 8B, 8D, 9B and 9D) � WP 8F 2007-02-16
[ 397 ]
Liaison statement to Working Party 4A and Working Party 4B for information - Impact of Recommendation ITU-R S.1432 on the use of the band 18.1-18.3 GHz � WP 7B 2007-02-16
[ 396 ]
Draft liaison statement to Working Party 4A - PDNR on frequency sharing between Space VLBI and Lunar systems of the SRS and FSS systems in the 37.5-38 GHz band � WP 7B 211/7 2007-02-16
[ 395 ]
Liaison statement to Radiocommunication Study Groups and Working Parties - Terminology database � Coordination Committee for Vocabulary (CCV) 2007-01-11
[ 394 ]
Liaison statement to WP 4A - Coordination distances for cases involving ground-based earth stations and aircraft terrestrial stations � WP 8B 2006-11-24
[ 393 ]
Liaison statement to WP 4A - FSS OoB domain limit defined in Annex 5 of Recommendation ITU-R SM.1541 � WP 1A 2006-11-14
[ 392 ]
Liaison statement to WPs 1A, 4A, 4-9S, 6E, 6S, 7B, 7C, 7D, 8A, 8B, 8D, 8F, 9B and 9D - The study of software defined radio and cognitive radio systems in Working Party 1B � WP 1B 2006-11-09
[ 391 ]
Liaison statement to Working Party 7C - For information to Working Parties 4A, 6J and 9D - Results of the studies relating to Agenda item 1.2 and draft CPM Report text � WP 8A 2006-11-06
[ 390 ]
Recommendation to be brought to the attention of Working Parties 1A, 4A, 6S and 8D � BR Study Group Department 2006-10-30
[ 389 ]
+Ann.1-19
Chairman's report - Meeting 4 - 13 September 2006 � Chairman, WP 4A 2006-10-06
[ 388 ]
+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
[ 387 ]
Recommendation to be brought to the attention of Working Party 4A � BR Study Group Department 2006-09-25
[ 386 ]
Recommendation to be brought to the attention of Working Parties 4A, 6E, 7C, 8A and 8F � BR, Study Group Department 2006-09-25
[ 385 ]
Final List of Participants - Working Party 4A (Geneva, 4-13 September 2006) � Director, BR 2006-09-12
[ 384 ]
Liaison statement concerning the proposed preliminary draft new Reports ITU-R SA.[SVLBI FSS 38 GHz] and SA.[LUNAR FSS 38 GHz] for frequency sharing between SRS and FSS systems in the 37.5-38 GHz band � WP 7B 211/7, 202/7 2006-09-05
[ 383 ]
Liaison statement on the development of a DNR ITU-R S.[WIDEBAND] "Characteristics of fixed-satellite service systems using wideband spreading signals" � WP 4B 270/4 2006-09-04
Results:432 total items.
Result page:� 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 �-�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 :�2020-12-17