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Propagation Fundamentals

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Contributions
	Number	Title	Source	AI/Question	Date
	[ 47 ]	Supporting document for improvement of rain attenuation prediction method in Recommendation ITU-R P.618-10 - More analysis on anomalies observed in the Earth-Space rain attenuation prediction models	China (People's Republic of)		2013-06-10
	[ 46 ]	Proposed modification to Recommendation ITU-R P.618-10 - Propagation data and prediction methods required for the design of Earth-space telecommunication systems	China (People's Republic of)		2013-06-08
	[ 45 ]	Proposed modification to Recommendation ITU-R P.530-14 - Propagation data and prediction methods required for the design of terrestrial line-of-sight systems	China (People's Republic of)		2013-06-08
	[ 44 ]	Singularities in the Recommendation ITU-R P.530-14 path-adjustment factor	United Kingdom of Great Britain and Northern Ireland		2013-06-07
	[ 43 ]	Draft revision of Recommendation ITU-R P.1057-2 - Probability distributions relevant to radiowave propagation modelling	United Kingdom of Great Britain and Northern Ireland		2013-06-07
	[ 42 ]	Global map issues	United Kingdom of Great Britain and Northern Ireland		2013-06-07
	[ 41 ]	Draft revision of Recommendation ITU-R P. 1238-7 - Propagation data and prediction methods for the planning of indoor radio communication systems and radio local area networks in the frequency range 900 MHz to 100 GHz	United Kingdom of Great Britain and Northern Ireland		2013-06-07
	[ 40 ]	Draft revision of Recommendation ITU-R P. 1407-4 - Multipath propagation and parameterisation of its characteristics	United Kingdom of Great Britain and Northern Ireland		2013-06-07
	[ 39 ]	Proposed additions to ITU-R Study Group 3 databanks in Part II - Earth Space path data	France		2013-06-07
	[ 38 ]	Proposed revision of Recommendations ITU-R P.452, P.526, P.1812 and P.2001 - Deriving the smooth-Earth surface	Australia		2013-06-07
	[ 37 ]	Proposal of new world maps of atmospheric refractivity and of vertical gradient of refractivity	Czech Republic , European Space Agency		2013-06-04
	[ 36 ]	Proposed modifications to Recommendations ITU-R P.526-12 and ITU-R P.2001-0 - Clarification and correction	Czech Republic , European Space Agency		2013-06-04
	[ 35 ]	Proposed modification to Recommendation ITU-R P.311-13 - Testing method for comparing diffraction loss calculation models	Czech Republic , European Space Agency		2013-06-04
	[ 34 ]	Proposed modifications to Recommendation ITU-R P.452-14 - Hydrometeor-scatter interference prediction methodology - correction and clarification	Czech Republic , European Space Agency		2013-06-04
	[ 33 ]	Draft revision of Recommendation ITU-R P.840-5	United States of America		2013-06-03
	[ 32 ]	Draft revision of Recommendation ITU-R P.676-9 - Attenuation by atmospheric gases	United States of America		2013-06-03
	[ 31 ]	Draft revision of Recommendation ITU-R P.835-5	United States of America		2013-06-03
	[ 30 ]	Liaison statement to Working Parties 3J, 3K and 3M - Propagation models for planning and interference assessment involving fixed service links in bands above 50 GHz	WP 5C		2013-06-04
	[ 29 ]	Liaison statement to ITU-R Working Party 3M - WRC-15 Agenda item 1.5	WP 5B		2013-06-04
	[ 28 ] (Rev.1)	Provisional assignment of the Study Group 3 texts to Working Parties 3J, 3K, 3L and 3M	Chairman, SG 3		2013-05-02
	[ 27 ]	Liaison statement to Working Parties 3J and 3M - Backscattering coefficient used for compatibility studies between the Earth exploration-satellite service (active) around 9.6 GHz and the Earth exploration-satellite service (passive) in the frequency band 10.6-10.7 GHz	WP 7C		2013-04-17
	[ 26 ]	Liaison statement to ITU-R Working Party 3J - WRC-15 Agenda item 1.5	WP 5B		2012-11-26
	[ 25 ] +Ann.1-8	Report on the meeting of Working Party 3J (Geneva, 18 - 27 June 2012) - Propagation Fundamentals	Chairman, WP 3J		2012-06-27
	[ 24 ]	Final List of Participants - Working Party 3J (Geneva, 18-27 June 2012)	Director, BR		2012-06-27
	[ 23 ]	List of documents issued	BR Study Groups Department		2012-06-15
	[ 22 ]	Liaison statement to Study Groups 3, 4, 5, 7 and relevant Working Parties - Active services operating above 275 GHz	SG 1		2012-06-15
	[ 21 ]	Working document towards an update of Recommendation ITU-R P.618 - A new approach for the effective path-length model for rain attenuation based on rain-cell characteristics	Korea (Republic of)	206-3/3, 201-4/3	2012-06-11
	[ 20 ]	Contribution to ITU-R data bank - Statistics of rain rate and rain attenuation at 73 GHz	Korea (Republic of)	201-4/3	2012-06-11
	[ 19 ]	Proposed modification to Question ITU-R 206-3/3 - Improvement of the prediction method for rain attenuation for fixed- and broadcasting-satellite services	Korea (Republic of)	206-3/3	2012-06-11
	[ 18 ]	Working document towards a proposed revision of Recommendation ITU-R P.833 - Step-by-step methodology to compute slant path effects of a single tree canopy	France		2012-06-12
	[ 17 ]	Proposed modification to Recommendation ITU-R P.1057-2 - An amendment to Nakagami-Rice distribution and an modification to combined log-normal and Rayleigh distribution	China (People's Republic of)		2012-06-11
	[ 16 ]	Modification to rainfall rate adjustment factor for Modelling and Prediction Methods of Rain Attenuation Statistics	China (People's Republic of)		2012-06-11
	[ 15 ]	Revised analyses of long-term observation of rainfall intensity in Norway	Norway		2012-06-11
	[ 14 ]	Liaison statement to Working Parties 3M and 3J - Clarification on the applicable propagation mechanisms related to interference assessment in the space-to earth direction	WP 4A		2012-06-11
	[ 13 ]	Information document on measurements and methods for estimating propagation loss due to building shadowing in urban areas	Japan	203-5/3	2012-06-11
	[ 12 ]	Contribution to the working document towards a preliminary draft new Recommendation ITU-R P.[MATERIAL_EFFECT] - Modification of structure and inclusion of cover page	Japan	211-5/3	2012-06-11
	[ 11 ]	Contribution to the working document towards a preliminary draft new Recommendation ITU-R P.[MATERIAL_EFFECT] - Theory/Results for frequency selective surfaces	Japan	211-5/3	2012-06-11
	[ 10 ]	Draft revision to Recommendation ITU-R P.1407-4 - Multipath propagation and parameterisation of its characteristics - Delay-Doppler function	United Kingdom of Great Britain and Northern Ireland		2012-06-08
	[ 9 ]	Information document on the diffraction loss models testing on terrestrial paths - Diffraction loss models testing	Czech Republic		2012-06-08
	[ 8 ]	Discussion document on Handbooks	United States of America		2012-06-04
	[ 7 ]	Information document on a new simplified method for estimating gaseous absorption at low elevation angles for earth-space paths	United States of America		2012-06-04
	[ 6 ]	Information document concerning the rainfall rate model given in Recommendation ITU-R P.837-6	United States of America		2012-06-04
	[ 5 ]	This document has been withdrawn	BR Study Groups Department		2012-06-11
	[ 4 ]	Liaison statement to Study Group 3 - Propagation models for calculation of the target detection distance of automotive radars in 77-78 GHz band	WP 5B		2012-06-01
	[ 3 ]	Liaison statement - Resolution ITU-R 60	ITU-T SG5		2012-05-07
	[ 2 ]	Measurements to study the diffraction phenomena on Tropical region - VHF band - Question ITU-R 202-3/3 - Methods for predicting propagation over the surface of the Earth	Brazil (Federative Republic of)		2012-03-21
	[ 1 ]	Agenda for the meeting of Working Party 3J (Geneva, 18-27 June 2012) (Opening at 9:30 hours on 18 June 2012)	WP 3J		2012-01-26
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