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ITU-R WP3J.AR C

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Propagation Fundamentals

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Contributions
	Number	Title	Source	AI/Question	Date
	[ 155 ]	Proposed revision to Recommendation ITU-R P.2109-1 - Prediction of building entry loss	Japan		2023-05-15
	[ 154 ]	Propagation by diffraction in UHF (Recommendation ITU-R P.526) - Field tests to study diffraction propagation in the UHF band	Brazil (Federative Republic of)		2023-05-12
	[ 153 ]	Clarification of text in Recommendation ITU-R P.453 - dN65m Maps in Recommendation ITU-R P.453	United Kingdom of Great Britain and Northern Ireland		2023-05-12
	[ 152 ]	Contribution to Recommendation ITU-R P 2040 - Reflection and Penetration Loss of Building Material	United Kingdom of Great Britain and Northern Ireland		2023-05-12
	[ 151 ]	Recommendation ITU-R P.676-13 - Attenuation by atmospheric gases and related effects	Russian Federation		2023-05-12
	[ 150 ]	Revision of preliminary draft new Question ITU-R XXX - Machine learning and methods required for radiowave propagation studies	Russian Federation		2023-05-12
	[ 149 ]	Draft revision to Recommendation ITU-R P.530-18	Switzerland (Confederation of) , LS telcom AG		2023-05-11
	[ 148 ]	Proposals for modification of Resolution ITU-R 12-1 - Handbooks and special publications for development of radiocommunication services	Korea (Republic of)		2023-05-11
	[ 147 ]	Proposed revision to Recommendation ITU-R P.2040-2 - Proposal of electrical property model for building materials based on new measurement (110-330 GHz)	Korea (Republic of)		2023-05-11
	[ 146 ]	Proposed revision to Recommendation ITU-R P.838-3 - Validation of Attenuation model proposal for rain at 240-300 GHz	Korea (Republic of)		2023-05-11
	[ 145 ]	Submission of D-band rain attenuation statistics affecting terrestrial links for Table I-1 of DBSG3 and test of rain attenuation prediction models	Italy		2023-05-10
	[ 144 ]	Preliminary draft revisions of Recommendation ITU-R P.618-13 and Fascicle 3M/FAS/3	Italy		2023-05-10
	[ 143 ]	New data for DBSG3 Table II-1 - 2 years of Alphasat attenuation statistics in Tito Scalo and Spino d'Adda	Italy		2023-05-10
	[ 142 ]	Working document toward a preliminary draft new Report ITU-R 3K Report/[LOS_PROBABILITY] - LoS probability within urban and suburban clutter	United States of America		2023-05-09
	[ 141 ]	Discussion document concerning studying updates of the clutter loss model in § 1.1 of Recommendation ITU-R P.2108-1 - Clutter loss definition	United States of America		2023-05-09
	[ 140 ]	Working document toward a prliminary draft new Report ITU-R 3J/Report/[ROUGH_SURFACE_BISTATIC_SCATTER] - Report on predicting coherent and diffuse bistatic scattering from multi-layered rough surfaces	United States of America		2023-05-09
	[ 139 ]	Working document toward preliminary draft revision of rain specific attenuation Fascicle 3J/FAS/9 - Rain specific attenuation formulation	United States of America		2023-05-09
	[ 138 ]	Working document toward a preliminary draft new Question ITU-R [LUNAR_PERMITTIVITY]/3	United States of America		2023-05-09
	[ 137 ]	Preliminary draft revision of Recommendation ITU-R P.2040-2 - Effects of building materials and structures on radiowave propagation above about 100 MHz	United States of America		2023-05-09
	[ 136 ]	Preliminary draft revision of Recommendation ITU-R P.834-9 - Effects of tropospheric refraction on radiowave propagation	United States of America	Q201/7	2023-05-09
	[ 135 ]	Preliminary draft revision of Recommendation ITU-R P.676-13 - Gaseous attenuation and related effects	United States of America	Q201/7	2023-05-09
	[ 134 ]	Preliminary draft revision of Recommendation ITU-R P.341-7 - The concept of transmission loss for radio links	United States of America		2023-05-09
	[ 133 ]	Preliminary draft revision of Recommendation ITU-R P.1511-2 - Topography for Earth-space propagation modelling	United States of America	Q202/4	2023-05-09
	[ 132 ]	Preliminary draft editorial amendment of Recommendation ITU-R P.341-7 - The concept of transmission loss for radio links	United States of America		2023-05-09
	[ 131 ]	Preliminary draft revision of Recommendation ITU-R P.453-14 - § 4 - The radio refractive index: its formula and refractivity data	United States of America	Q201/7	2023-05-09
	[ 130 ]	Preliminary draft revision of Recommendation ITU-R P.453-14 - §§ 2.1 and 3 - The radio refractive index: its formula and refractivity data	United States of America	Q201/7	2023-05-09
	[ 129 ]	Preliminary draft revision of Recommendation ITU-R P.453-14 - § 1 - The radio refractive index: its formula and refractivity data	United States of America	Q201/7	2023-05-09
	[ 128 ]	Discussion document regarding horizontal interpolation methods for gridded atmospheric data	United States of America		2023-05-09
	[ 127 ]	Formation of a new ETSI ISG for Terahertz Communications (THz)	N/A		2023-01-23
	[ 126 ]	Revising Recommendation ITU-R V.431-8 - Nomenclature: Number 12, THF 300 to 3 000 GHz, Terametric waves	ATDI	Q228/3	2022-11-21
	[ 125 ]	Working document toward a preliminary draft revised Recommendation ITU-R P.835-6 Annex 3 - Analysis on horizontal interpolation methods for NWP data using RAOBs	European Space Agency		2022-05-23
	[ 124 ]	Transfer of material on building entry loss from Recommendation ITU-R P.2040 to Recommendation ITU-R P.2109	United Kingdom of Great Britain and Northern Ireland		2022-05-23
	[ 123 ]	Use digital surface data for path specific propagation prediction methods	United Kingdom of Great Britain and Northern Ireland		2022-05-23
	[ 122 ]	Submission of rain statistics for DBSG3	United Kingdom of Great Britain and Northern Ireland		2022-05-23
	[ 121 ]	Contribution to DBSG3 Table IV-1 : Rain rate statistics in Kourou	France		2022-05-23
	[ 120 ]	Work plan for a preliminary draft revision to Recommendation ITU-R P.840-8	France		2022-05-23
	[ 119 ]	Working document toward a preliminary draft revised Recommendation ITU-R P.835-6 Annex 3 comparison of reference atmospheres derived from ERA15, ERA5 and RAOBs profiles	European Space Agency		2022-05-23
	[ 118 ]	Supporting document for rain height model in Recommendation ITU-R P.839-4 - A Weighted Mean Annual Rain Height model	China (People's Republic of)		2022-05-23
	[ 117 ]	Proposed new modification to Recommendation ITU-R P.841-6 and Recommendation ITU-R P.581-2 - Conversion of annual statistics to worst-month statistics for two statistical methods	China (People's Republic of)		2022-05-23
	[ 116 ]	Propose modifications to Recommendation ITU-R P.310-10, Recommendation ITU-R P.680-3 and Recommendation ITU-R P.682-3 - Discussion about definition of fade depth	China (People's Republic of)		2022-05-23
	[ 115 ]	Proposed modifications to Recommendation ITU-R P.310-10 and Recommendation ITU-R P.525-4 - Discussion about definitions of several terms relating to propagation in non-ionized media	China (People's Republic of)		2022-05-23
	[ 114 ]	Proposed modification to Recommendation ITU-R P.834-9 - Minimum trapping frequency of evaporation duct	China (People's Republic of)		2022-05-23
	[ 113 ]	Proposed modification to Recommendation ITU-R P.453-14 - Global digital map of evaporation duct	China (People's Republic of)		2022-05-23
	[ 112 ]	Proposed editorial revision to Recommendation ITU-R P.617-5 and Recommendation ITU-R P.1812-6	China (People's Republic of)		2022-05-23
	[ 111 ]	Proposed draft modification to Recommendation ITU-R P.835-6 - Reference standard atmospheres	China (People's Republic of)		2022-05-23
	[ 110 ]	Diffraction/ducting loss due to terrain and/or specific obstruction of Recommendation ITU-R P.619	China (People's Republic of)		2022-05-23
	[ 109 ]	A new Mie scattering attenuation predicting method and proposed modification to Recommendation ITU-R P.1622	China (People's Republic of)		2022-05-23
	[ 108 ]	Proposed revision to Recommendation ITU-R P.2109-1 - Prediction of building entry loss	Japan		2022-05-23
	[ 107 ]	Proposed revision of Recommendation ITU-R P.2108-1 based on Annex 6 to Document 3K/178 - Prediction of clutter loss	Japan		2022-05-23
	[ 106 ]	Proposed revision of Recommendation ITU-R P.1409-2 - 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		2022-05-23
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