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Propagación punto a punto y Tierra-espacio

Resultados :454 documentos
Resultados :  Anterior -  1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10  - Siguiente Next
Contribuciones  Documents / Contributions
 
Número 
Título Origen AI/Cuestión
Fecha
[ 104 ]  
 
Liaison statement to Working Party 7C (copy to Working Parties 1B, 3J, 3K, 3L, 3M, 4A, 5A, 5B, 5C, 5D and 7D) - WRC-23 agenda item 9.1 topic a)     WP 6A   AI9.1 A)   2020-10-19
[ 103 ]  
 
Liaison statement to Working Party 7C (copy to Working Parties 3K, 3L, 3M, 5A and 5B) - WRC-23 agenda item 1.12     WP 6A   AI1.12   2020-10-16
[ 102 ]  
 
Liaison statement to ITU-R Working Party 5B (copy for information to Working Parties 3L, 3M, 5A, 5C, and 6A) - Preparation for WRC-23 agenda item 1.9 - Review of Appendix 27 of the Radio Regulations to accommodate digital aeronautical HF technologies     International Civil Aviation Organization   AI1.9   2020-10-09
[ 101 ]  
 
Reply liaison statement to Working Party 5D (copy to Working Parties 3K, 3M, 4A, 4B, 4C, 6A, 5B, 5C and 7B for information) - WRC-23 agenda item 1.2     WP 7C   AI1.2   2020-10-08
[ 100 ]  
 
Reply liaison statement to Working Party 4A (copy for information to Working Parties 3M, 4C, 5A, 5B, 5C, and 7B - WRC-23 agenda item 1.16     WP 7C   AI1.16   2020-10-06
[ 99 ]  
 
Reply liaison statement to Working Party 4A (copy for information to Working Parties 3M, 4B, 4C, 5A, 5B, 5C and 7B) - WRC-23 agenda item 1.17     WP 7C   AI1.17   2020-10-06
[ 98 ]  
 
Liaison statement to Working Parties 1B, 3J, 3K, 3L, 3M, 4A, 4C, 5A, 5B, 5C, 5D, 6A and 7D - Work to be conducted by Working Party 7C under WRC-23 agenda item 9.1, topic a)     WP 7C   AI9.1A)   2020-10-05
[ 97 ]  
(Rev.1) 
Reply liaison statement to Working Parties 3K and 3M (copy to Working Party 5D for information) - Preliminary draft new Recommendation ITU-R SA.[IMT-EESS/SRS COORDINATION]     WP 7B     2020-10-26
[ 96 ]  
 
Reply liaison statement to Working Party 4A (copy to Working Parties 3M, 5A, 5B, and 5C for information) - WRC-23 agenda item 1.19     WP 7B   AI1.19   2020-09-28
[ 95 ]  
 
Reply liaison statement to Working Party 4A (copy to Working Parties 3M, 4B, 4C, 5A, 5B, 5C, and 7C for information) - WRC-23 agenda item 1.17     WP 7B   AI1.17   2020-09-28
[ 94 ]  
 
Reply liaison statement to Working Party 4A (copy to Working Parties 3M, 4C, 5A, 5B, 5C, and 7C for information) - WRC-23 agenda item 1.16     WP 7B   AI1.16   2020-09-28
[ 93 ]  
 
Reply liaison statement to Working Parties 3M, 5A, 5B, 5C and 7D (copied to Working Party 7C for information) WRC-23 agenda item 1.13 - Characteristics and protection criteria for systems operating in the fixed, mobile (including aeronautical mobile), and radio astronomy services in the frequency band 14.8-15.35 GHz or in adjacent bands     WP 7B   AI1.13   2020-09-28
[ 92 ]  
 
Reply liaison statement to Working Party 5B (copied to Working Parties 3M, 4C and 7B for information) - WRC-23 agenda item 1.7 - Propagation considerations of a new aeronautical mobile-satellite (R) service allocation in the frequency band 117.975-137 MHz     WP 3L   AI1.7   2020-08-27
[ 91 ]  
+Ann.1-21 
Report on the meeting of Working Party 3M (e-Meeting, 10-20 August 2020)     Chairman, WP 3M     2020-08-20
[ 90 ]  
 
Final list of participants - Working Party 3M (E-meeting, 10-20 August 2020)     Director, BR     2020-08-20
[ 89 ]  
 
Liaison statement to Working Parties 4A, 4B, 5A, 5C, 7D and 3M - Preparation for WRC-23 agenda item 1.8 - Resolution 155 (Rev.WRC-19)     WP 5B   AI1.8   2020-08-17
[ 88 ]  
 
List of Documents issued (Documents 3M/1 - 3M/88)     BR, Study Groups Department     2020-08-10
[ 87 ]  
 
Reply liaison statement to Working Party 7C (copied for information to Working Parties 3J, 3M, 4A, 4C, 5A, 5B) - WRC-23 agenda item 1.14 - System technical and operational characteristic in the frequency band 231.5-252 GHz     WP 5C   AI1.14   2020-08-07
[ 86 ]  
 
Reply liaison statement to Working Party 5D (copy to Working Parties 3K, 3M, 4A, 4B, 4C, 5A, 5B, 7B and 7C for information) - WRC-23 agenda item 1.2     WP 5C   AI1.2   2020-08-07
[ 85 ]  
 
Reply liaison statement to Working Party 4C (copied for information to Working Parties 4A, 4B, 5A, 5B, 5D, 7B, 7C and 3M) - WRC-23 agenda item 1.18     WP 5C   AI1.18   2020-08-06
[ 84 ]  
 
Reply liaison statement to Working Party 7B (copy to Working Parties 3M, 5A, 7C and 7D for information) - WRC-23 agenda item 1.13     WP 5C   AI1.13   2020-08-06
[ 83 ]  
 
Reply liaison statement to Working Party 4A (copy for information to Working Parties 3M, 5A and 5B) - WRC-23 agenda item 1.15     WP 5C   AI1.17   2020-08-06
[ 82 ]  
 
Reply liaison statement to Working Party 4A (copy to Working Parties 3M, 4B, 4C, 5A, 5B, 7B and 7C) - WRC-23 agenda item 1.17     WP 5C   AI1.17   2020-08-06
[ 81 ]  
 
Liaison statement to Working Party 7C (copy to Working Parties 1A, 3J, 3K, 3M, 5A, 7B and 7D for information) - Technical and operational characteristics and applications of the point-to-point fixed service applications operating in the frequency range 275-450 GHz     WP 5C     2020-08-06
[ 80 ]  
 
Reply liaison statement to Working Party 4A (copy to Working Parties 3M, 4C, 5A, 5B, 7B and 7C for information) - WRC-23 agenda item 1.16     WP 5C   AI1.16   2020-08-06
[ 79 ]  
 
Reply liaison statement to Working Party 4A (copy to Working Parties 3M, 5A, 5B, and 7B for information) - WRC-23 agenda item 1.19     WP 5C   AI1.19   2020-08-06
[ 78 ]  
 
Liaison statement to Working Parties 3L, 3M, 5A, 5C, 6A and ICAO - WRC-23 agenda item 1.9 - Review of Appendix 27 of the Radio Regulations to accommodate digital aeronautical HF technologies     WP 5B   AI1.9   2020-08-06
[ 77 ]  
 
Liaison statement to Working Parties 3K, 3M, 4A, 5A, 5C, 7C and 7D - WRC-23 agenda item 1.10 - New allocations to the aeronautical mobile service for the use of non-safety applications     WP 5B   AI1.10   2020-08-06
[ 76 ]  
 
Liaison statement to Working Party 7C (copy for information to Working Parties 1A, 3J, 3K, 3M, 5C, and 7D) - Technical and operational characteristics of land-mobile service applications in the frequency range 275-450 GHz     WP 5A     2020-08-06
[ 75 ]  
 
Reply liaison statement to Working Parties 3J, 3K and 3M (copy to Working Party 1A for information) - Working document towards a preliminary draft revision of Report ITU-R M.2417-0     WP 5A     2020-08-06
[ 74 ]  
 
Reply liaison statement to Working Party 4A (copy for information to Working Parties 5B and 3M)     WP 5A   AI1.15   2020-08-06
[ 73 ]  
 
Reply liaison statement to Working Party 4C (copy to Working Party 3M) - Information for studies on WRC-23 agenda item 9.1, topic b)     WP 5A   AI9.1   2020-08-05
[ 72 ]  
 
Liaison statement to Working Parties 3M, 4A, 4C and 7B - WRC-23 agenda item 1.6 - Facilitation of radiocommunication for sub-orbital vehicles     WP 5B   AI1.6   2020-08-05
[ 71 ]  
 
Liaison statement to Working Party 7B (copied to Working Parties 3M, 5B, 5C, 7C and 7D for information) - Preparations for studies under WRC-23 agenda item 1.13     WP 5A   AI1.13   2020-08-05
[ 70 ]  
 
Liaison statement to ITU-R Working Parties 3K and 3M - WRC-23 agenda item 1.3     WG 5A   AI1.3   2020-08-05
[ 69 ]  
 
Future revisions of Recommendation ITU-R P.372 - Radio Noise Data Bank updated with University of Twente data     Netherlands (Kingdom of the)     2020-08-04
[ 68 ]  
 
Liaison statement to Working Parties 4C, 7B, 3M and 3L - WRC-23 agenda item 1.7 - Consideration of a new aeronautical mobile-satellite (R) service allocation in the frequency band 117.975-137 MHz     WP 5B   AI1.7   2020-08-05
[ 67 ]  
 
Python implementation of an ITU-R propagation framework     European Space Agency , Austria , Belgium , Czech Technical University in Prague, Faculty of Electrical Engineering     2020-08-03
[ 66 ]  
 
Preliminary draft new Recommendation ITU-R P.[DIGPROD] - Acquisition, presentation, analysis and use of digital products in studies of radiowave propagation     CG 3M-4     2020-08-04
[ 65 ]  
 
Proposed revision to the multipath model in Recommendation ITU-R P.530-17     Australia     2020-07-31
[ 64 ]  
 
Proposed Working Party 3K and Working Party 3M actions for Task Group 6/1 on WRC-23 agenda item 1.5     European Broadcasting Union   AI1.5   2020-08-03
[ 63 ]  
 
Submission of rainfall rate statistics for DBSG-3 update for 20 sites in Ireland     France     2020-08-03
[ 62 ]  
 
Input document on a software implementation example of Section 6 of Recommendation ITU-R P.681-11     France     2020-08-03
[ 61 ]  
 
Mobile X band data inversion towards a proposed draft revision for Recommendation ITU-R P.681-11     France , Norway     2020-08-03
[ 60 ]  
 
Discussion document towards a proposed draft revision to Recommendation ITU-R P.1407-7     France     2020-08-03
[ 59 ]  
 
Liaison statement proposal to ITU-R Working Party 5D regarding the Earth-to-space clutter loss model in Recommendation ITU-R P.2108     China (People's Republic of)     2020-08-03
[ 58 ]  
 
[Draft] support document for proposed draft revision of Recommendation ITU-R P.1409-1 (Annex 13 to Working Party 3M Chairman's Report) - Propagation data and prediction methods for systems using high altitude platform stations and other elevated stations in the stratosphere at frequencies greater than about 1 GHz     Japan     2020-08-03
[ 57 ]  
 
[Draft] reply liaison statement to Working Party 5D - Information for studies on WRC-23 agenda item 1.4     Japan   AI1.4   2020-08-03
[ 56 ]  
 
Proposed modifications to Recommendation ITU-R P.452-16 - Treatment of clutter     United Kingdom of Great Britain and Northern Ireland     2020-07-31
[ 55 ]  
(Rev.1) 
Contribution document - Clutter loss measurements at 26 GHz     United Kingdom of Great Britain and Northern Ireland     2020-08-01
Resultados :454 documentos
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