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Propagación Ionosférica y Ruido Radioeléctrico

Resultados :126 documentos
Resultados :  1 - 2 - 3  - Siguiente Next
Contribuciones  Documents / Contributions
 
Número 
Fecha Origen Título Cuestiones
[ 126 ]  
 
2015-08-03 WP 6A   Liaison statement to ITU-T SG 5 (Copied to ITU-R WP 3L, WP 1A, 1B, 5A, 5B, 5C, 5D, ITU-D SG 2 for information) - Human exposure to RF fields from broadcast transmitters - Comments to WHO monograph - radio frequency fields; environmental health criteria     N/A (no se aplica)  
[ 125 ]  
 
2015-07-14 ITU-T SG9   Liaison statement on radio frequency interference and co-existence between wired telecommunication and radiocommunication systems (reply to ITU-R WP 5B - 5B/TEMP/372)     N/A (no se aplica)  
[ 124 ]  
 
2015-06-22 WP 1C   Liaison statement to Working Party 3L - Indoor noise measurements     N/A (no se aplica)  
[ 123 ]  
 
2015-06-15 WP 4C   Liaison statement to Working Party 5B (copy to Working Parties 3L, 3M, 4A and 7B) - Proposed new study Question on spectrum access for space planes     N/A (no se aplica)  
[ 122 ]  
 
2015-06-12 WP 1A   Liaison statement to ITU-T Study Group 5 (copy for information to ITU-R Working Parties 1C, 3L, 4C, 5A, 5B, 5C, 6A, 7D and ITU-T Study Groups 9 and 15) - ITU-R interest in K-series Recommendations     N/A (no se aplica)  
[ 121 ]  
 
2015-06-12 WP 1A   Liaison statement to Working Party 3L (copy to ITU-R Working Parties 1C, 4C, 5A, 5B, 5C, 5D, 6A, and 7D and to ITU-T Study Groups 5, 9, and 15) - Evaluating the leakage and impact of radio frequency noise from telecommunication systems using metallic conductors     N/A (no se aplica)  
[ 120 ]  
+Ann.1-4 
2015-05-01 Chairman, WP 3L   Report on the meeting of Working Party 3L (Geneva, 22-29 April 2015)     N/A (no se aplica)  
[ 119 ]  
 
2015-04-29 Director, BR   Final list of participants - Working Party 3L (Geneva, 22-29 April 2015)     N/A (no se aplica)  
[ 118 ]  
 
2015-04-21 BR Study Group Department   List of documents issued (Documents 3L/99 - 3L/118)     N/A (no se aplica)  
[ 117 ]  
 
2015-04-14 France , European Union   Information document towards Report ITU-R P.2097     N/A (no se aplica)  
[ 116 ]  
 
2015-04-13 Brazil (Federative Republic of)   Measurements campaign to improve Brazilian ground conductivities map     N/A (no se aplica)  
[ 115 ]  
 
2015-04-13 European Space Agency , National Institute of Information and Communications Technology (NICT)   SCINTEX - Scintintillation and TEC exchange format - Version 0.3     N/A (no se aplica)  
[ 114 ]  
 
2015-04-13 Japan   Proposal for new LF databank and revision of Recommendation ITU-R P.684-6 - An evaluation of the numerical prediction method of field strength LF radio waves based on wave-hop propagation theory     N/A (no se aplica)  
[ 113 ]  
 
2015-04-13 Japan   Manual of data format to promote international exchange and sharing of GNSS-TEC data     N/A (no se aplica)  
[ 112 ]  
 
2015-04-13 Japan   Indoor radio noise data in Japan proposed for radio noise databank     214-4/3  
[ 111 ]  
 
2015-04-10 Russian Federation   Proposals on reconsideration of the Handbook the ionosphere and its effects on radiowave propagation     N/A (no se aplica)  
[ 110 ]  
 
2015-04-08 China (People's Republic of)   Supplement for Recommendation ITU-R P.531-12 - On the conversion function between the scintillation index S4 and the peak-to-peak fluctuation P fluc (dB)     N/A (no se aplica)  
[ 109 ]  
 
2015-04-07 United States of America   Information - Minimizing the residual error in comparisons of D1 by application of Simulated Annealing     N/A (no se aplica)  
[ 108 ]  
 
2015-04-08 CG 3L-4   Results of several proposed draft changes to Recommendation ITU-R P.533-12     N/A (no se aplica)  
[ 107 ]  
 
2015-03-24 Germany (Federal Republic of)   HF radio noise measurements at sea     N/A (no se aplica)  
[ 106 ]  
 
2015-03-03 WP 6A   Liaison statement to ITU-R Study Groups 1, 3, 4, 5 and 7, ITU-T Study Group 5 and ITU-D Study Groups 1 and 2 - Human exposure to RF fields from broadcast transmitters     N/A (no se aplica)  
[ 105 ]  
 
2015-02-11 ITU-T SG 5   Liaison statement on comments to the WHO Monograph "Radio Frequency fields: Environmental Health Criteria, Chapter 2: Sources, measurements and exposures"     N/A (no se aplica)  
[ 104 ]  
 
2015-02-10 ITU-T SG 5   Liaison statement on current status of draft Recommendation ITU-T K.mhn and issues related to coexistence of wired telecommunications and radio communication     N/A (no se aplica)  
[ 103 ]  
 
2014-11-10 WP 5B   Liaison statement to Working Parties 3L, 3M, 4C and 7B - Proposed new study question spectrum access for space planes     N/A (no se aplica)  
[ 102 ]  
 
2014-11-07 WP 5C   Liaison statement to Working Party 3L - Channel characteristics of HF propagation paths through the auroral region     N/A (no se aplica)  
[ 101 ]  
 
2014-11-04 WP 5A   Liaison statement to Working Parties 5B and 5C (copy for information to Working Party 3L) - WRC-15 agenda item 1.4 - Status of studies for WRC-15 agenda item 1.4     N/A (no se aplica)  
[ 100 ]  
 
2014-09-30 ITU-T SG 9   Liaison statement on leakage of radio frequency energy from J.HiNoC systems and coexistence of wired telecommunications with radiocommunication systems - Considerations with respect to work on Recommendation ITU-T J.195.1 (J.HINOC-REQ)     N/A (no se aplica)  
[ 99 ]  
+Ann.1-2 
2014-09-10 Chairman, WP 3L   Report on the meeting of Working Party 3L (Geneva, 4-10 September 2014)     N/A (no se aplica)  
[ 98 ]  
 
2014-10-09 Director, BR   Final list of participants - Working Party 3L (Geneva, 4-10 September 2014)     N/A (no se aplica)  
[ 97 ]  
 
2014-09-01 BR Study Groups Department   List of documents issued (Documents 3L/63 - 3L/97)     N/A (no se aplica)  
[ 96 ]  
 
2014-08-26 Germany (Federal Republic of)   Proposed revision of Recommendation ITU-R P.832-3     N/A (no se aplica)  
[ 95 ]  
(Rev.1) 
2014-08-25 Brazil (Federative Republic of)   Proposed revision to Recommendation ITU-R P.832-3 world atlas of ground conductivities     225-5/3, 202-3/3  
[ 94 ]  
 
2014-08-25 Japan   Information document for Recommendation ITU-R P.372-11 - Study on the present condition of man-made noise derived from the SG3 radio noise databank     214-4/3  
[ 93 ]  
 
2014-08-25 Japan   Proposal for radio noise databank - An addition to the databank format for indoor radio noise data     214-4/3  
[ 92 ]  
 
2014-08-25 Japan   Activity Report - An evaluation of the numerical prediction method of field strength for long-range propagation of LF radio waves base on a wave-hop propagation theory     N/A (no se aplica)  
[ 91 ]  
 
2014-08-25 Russian Federation   Proposed revision of Recommendation ITU-R P.1321     N/A (no se aplica)  
[ 90 ]  
 
2014-08-22 United Kingdom of Great Britain and Northern Ireland   Proposed revision of Recommendation ITU-R P.533-12 - E Region screening     N/A (no se aplica)  
[ 89 ]  
 
2014-08-22 United Kingdom of Great Britain and Northern Ireland   Proposed revision of Recommendation ITU-R P.1239-3     N/A (no se aplica)  
[ 88 ]  
 
2014-08-22 United Kingdom of Great Britain and Northern Ireland   Proposed revision of Recommendation ITU-R P.1147-4     N/A (no se aplica)  
[ 87 ]  
 
2014-08-22 United Kingdom of Great Britain and Northern Ireland   Contribution to Question ITU-R 229-2/3, Decides 3 and 4     N/A (no se aplica)  
[ 86 ]  
 
2014-08-22 United States of America   Preliminary draft new Recommendation - Procedure for selecting between the six methods for calculating the ground wave electic field strength     N/A (no se aplica)  
[ 85 ]  
 
2014-08-22 United States of America   Comparison between ITU-R D1 Database and ITU-R HF Prop with absorption loss and E-layer screening modifications     N/A (no se aplica)  
[ 84 ]  
 
2014-08-22 United States of America   Proposed draft changes to Recommendation ITU-R P.533-12 for clarification - Determination of "not otherwise included loss"     N/A (no se aplica)  
[ 83 ]  
 
2014-08-22 United States of America   Comparison between ITU-R D1 database and ITU-R HF Prop Version 4.14.0.1     N/A (no se aplica)  
[ 82 ]  
 
2014-08-22 United States of America   Analysis of proposed "Over the MUF" loss calculation for Recommendation ITU-R P.533-12     N/A (no se aplica)  
[ 81 ]  
 
2014-06-23 WP 1A   Liaison statement to Working Party 3L - Noise characteristics of PLT devices     N/A (no se aplica)  
[ 80 ]  
 
2014-06-20 WP 1A   Liaison statement to ITU-T Study Group 5 (copy to ITU-R Working Parties 1C, 3L, 4C, 5A, 5B, 5C, 6A and 7D) - ITU-R interest in K series Recommendations     N/A (no se aplica)  
[ 79 ]  
 
2014-06-20 WP 1A   Liaison statement to the broadband forum (copy for information to ITU-T Study Group 15 and ITU-R Working Parties 1C, 3L, 4C, 5A, 5B, 5C, 6A and 7D) - Specifications and performance of cabling intended for use with G.fast     N/A (no se aplica)  
[ 78 ]  
 
2014-06-20 WP 1A   Liaison statement to ITU-T Study Groups 5 and 15 (copy to ITU-R Working Parties 1C, 3L, 4C, 5A, 5B, 5C, 6A and 7D) - Excessive levels of radio frequency noise in the environment     N/A (no se aplica)  
[ 77 ]  
 
2014-06-20 WP 1A   Liaison statement to ITU-T Study Groups 5 and 9, and ITU-R Working Parties 1C, 3L, 4C, 5A, 5B, 5C and 7D - Leakage of radio frequency energy from J.HiNoC systems     N/A (no se aplica)  
Resultados :126 documentos
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