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Propagation Fundamentals

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Contributions��
�	Number�	Title	Source	AI/Question	Date
�	[ 55 ] � �	Discussion document regarding Recommendation ITU-R P.2109 - Analysis of Building Entry Loss Model from ITU-R P.2109-1 � �	United States of America �	�	2021-06-07
�	[ 54 ] � �	Proposed editorial amendment of Recommendation ITU-R P.676-12 - A ttenuation by atmospheric gases and relaed efects - Downwelling and upwelling microwave brightness temperature � �	United States of America �	�	2021-06-07
�	[ 53 ] � �	Working document towards apreliminary draft revision to ITU-R P.1057-6 - Statistics of normally distributes random variables � �	United States of America �	�	2021-06-07
�	[ 52 ] � �	Draft editorial amendment of Recommendation ITU-R P.836-6 - Water vapour: surface density and total columnar content � �	Luxembourg �	�	2021-06-02
�	[ 51 ] � �	Terrain loss measurement between non-GSO satellites and Earth stations and model proposals � �	China (People's Republic of) �	�	2021-04-16
�	[ 50 ] � �	Draft reply liaison statement to ITU-R Working Party 7C - Earth surface bistatic scattering coefficient prediction � �	European Space Agency �	�	2021-04-19
�	[ 49 ] � �	Draft reply liaison statement to Working Party 5D - WRC-23 agenda item 1.4 � �	Japan �	AI1.4 �	2021-04-19
�	[ 48 ] � �	Proposed draft revision of Recommendation ITU-R P.1410-5 - Propagation data and prediction methods required for the design of terrestrial broadband radio access systems operating in a frequency range from 3 to 60 GHz � �	Japan �	�	2021-04-19
�	[ 47 ] � �	Discussion documents- Measurement result (or plan) for site specific model of building entry loss - Prediction of building entry loss � �	Japan �	�	2021-04-19
�	[ 46 ] � �	Proposed draft revision of Recommendation ITU-R P.833-9 - Attenuation in vegetation � �	Japan �	�	2021-04-19
�	[ 45 ] � �	Proposed draft revision of Recommendation ITU-R P.2108 - Prediction of clutter loss � �	Japan �	�	2021-04-19
�	[ 44 ] � �	[WORKING DOCUMENT TOWARDS A] preliminary draft revision of Recommendation ITU-R P.1409-1 - 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 �	�	2021-04-19
�	[ 43 ] � �	Wind-related data products to be used in conjunction with the sea surface reflection model � �	Institute of Electrical and Electronics Engineers, Inc. �	�	2021-04-19
�	[ 42 ] � �	Proposed modifications to working document towards a preliminary draft revision of Recommendation ITU-R P.1409-1 - 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 � �	Russian Federation �	�	2021-04-15
�	[ 41 ] � �	Attenuation of atmospheric gases cosecant elevation angle dependence of slant attenuation � �	Russian Federation �	�	2021-04-15
�	[ 40 ] � �	Proposed draft revision to ITU-R P.833 � �	United States of America �	�	2021-04-12
�	[ 39 ] � �	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
�	[ 38 ] � �	Draft [EDITORIAL] amendment of Recommendation ITU-R P.834-9 Section 6 - Effects of tropospheric refraction on radiowave propagation: The tropospheric excess path length for Earth-space paths � �	European Space Agency �	�	2020-08-03
�	[ 37 ] � �	Discussion document towards a proposed draft revision of Recommendation ITU-R P.833-9 � �	France , Japan �	�	2020-08-03
�	[ 36 ] � �	Submission of rainfall rate statistics for DBSG-3 update for 20 sites in Ireland � �	France �	�	2020-08-03
�	[ 35 ] � �	Working document towards a preliminary draft revision to Recommendation ITU-R P.837-7 � �	France �	�	2020-08-03
�	[ 34 ] � �	Discussion document towards a proposed draft revision to Recommendation ITU-R P.1407-7 � �	France �	�	2020-08-03
�	[ 33 ] � �	[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
�	[ 32 ] � �	[DRAFT] reply liaison statement to Working Party 5D - Information for studies on WRC-23 agenda item 1.4 � �	Japan �	AI1.4 �	2020-08-03
�	[ 31 ] � �	Preliminary draft new Recommendation ITU-R P.[BISTATIC SCATTER] � �	Institute of Electrical and Electronics Engineers, Inc. �	�	2020-08-02
�	[ 30 ] � �	Draft revision to Recommendation ITU-R P.1407-7 - Multipath propagation and parameterisation of its characteristics - Estimation of Rician K-factor for fading models � �	United Kingdom of Great Britain and Northern Ireland �	�	2020-07-31
�	[ 29 ] � �	Submission of rain statistics for DBSG-3 � �	United Kingdom of Great Britain and Northern Ireland �	�	2020-08-01
�	[ 28 ] � �	Proposed editorial amendments of Recommendation ITU-R P.676-12 � �	United States of America �	�	2020-07-29
�	[ 27 ] � �	Proposed editorial amendment to Recommendation ITU-R P.835-6 - Reference standard atmospheres � �	United States of America �	�	2020-07-29
�	[ 26 ] � �	Proposed revision to the Handbook on Radiometeorology � �	United States of America �	�	2020-07-29
�	[ 25 ] � �	Draft reply liaison to Working Party 7C - Earth surface bistatic scattering coefficient prediction � �	United States of America �	�	2020-07-29
�	[ 24 ] � �	Discussion document regarding Recommendation ITU-R P.453-14 - The radio refractive index its formula and refractivity data - Vertical refractive gradient � �	United States of America �	�	2020-07-29
�	[ 23 ] � �	Discussion document regarding Recommendation ITU-R P.835-6 reference standard atmospheres - Annex 3: Numerical weather prediction data of atmospheric vertical profiles � �	United States of America �	�	2020-07-29
�	[ 22 ] � �	Discussion document regarding Recommendation ITU-R P.2109-1 - Analysis of building entry loss model from Recommendation ITU-R P.2109-1 � �	United States of America �	�	2020-08-29
�	[ 21 ] � �	Working document toward a preliminary draft new Recommendation ITU-R P.[BISTATIC SCATTER] - Earth surface bistatic scattering coefficient prediction � �	United States of America �	�	2020-07-29
�	[ 20 ] � �	Working document toward a preliminary draft new fascicle ITU-R 3J/FAS[BISTATIC SCATTER] - Fascicle on earth surface bistatic scattering coefficient prediction models - Abstract � �	United States of America �	�	2020-07-29
�	[ 19 ] � �	Preliminary draft revision of Recommendation ITU-R P.527-5: Electrical Properties fo the Surface of the Earth � �	United States of America �	�	2020-07-29
�	[ 18 ] � �	Proposed revision of Recommendation ITU-R P.453-14 the radio refractive index: its formula and refractivity data - Surface and elevated ducts � �	United States of America �	�	2020-07-29
�	[ 17 ] � �	Discussion document regarding Recommendation ITU-R P.835-6 regerence standard atmospheres - Review of software digital data products � �	United States of America �	�	2020-07-29
�	[ 16 ] � �	Proposed integration of Table 2 of Recommendation ITU-R P.1144-10 and the SG 3 software WEB page � �	United States of America �	�	2020-07-29
�	[ 15 ] � �	Review of software digital data products � �	United States of America �	�	2020-07-29
�	[ 14 ] � �	Proposed revision of the Earth to space clutter loss model of Recommendation ITU- R P.2108 � �	Telefon AB - LM Ericsson , Ericsson Canada, Inc. �	�	2020-07-29
�	[ 13 ] � �	Proposed correction/update of the terrestrial clutter loss model of Recommendation ITU-R P.2108 � �	Telefon AB - LM Ericsson , Ericsson Canada, Inc. , Nokia Corporation �	�	2020-07-29
�	[ 12 ] � �	Proposed revision of Report ITU-R P.2346-3 - Building entry loss measurements for heavy industry factory at 3-40 GHz � �	Korea (Republic of) �	�	2020-07-28
�	[ 11 ] � �	Proposed revision to Recommendation ITU-R P.2040-1 - The measurement of electrical properties of building materials � �	Korea (Republic of) �	�	2020-07-28
�	[ 10 ] � �	Discussion document on a basic transmission loss model considering atmospheric duct from measurements campaign at 738 and 2 580 MHz on the south coast of Korea � �	Korea (Republic of) �	�	2020-07-28
�	[ 9 ] � �	Contribution to ITU-R Study Group 3 databanks - Table IV-4 - Statistics of mean surface refractivity � �	Korea (Republic of) �	�	2020-07-28
�	[ 8 ] � �	Discussion document - Clutter loss measurement for the slant path at 4, 18, 24 and 33 GHz in an urban environment � �	Korea (Republic of) �	�	2020-07-28
�	[ 7 ] � �	Discussion document on the sum of building entry loss and clutter loss � �	Korea (Republic of) �	�	2020-07-28
�	[ 6 ] � �	Proposed revision to Report ITU-R P.2346-3 - Effects of the clutter behind the building on the BEL over a NLoS path � �	Korea (Republic of) �	�	2020-07-28
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