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Point-to-Area Propagation

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Contributions��
�	Number�	Title	Source	AI/Question	Date
�	[ 37 ] � �	A solution to the problem in harmonization of the troposcatter transmission loss prediction model � �	China �	�	2024-05-16
�	[ 36 ] � �	Discussion document about Recommendation ITU-R P.453-14 � �	China �	�	2024-05-16
�	[ 35 ] � �	Proposed revision to Recommendation ITU-R P.1409-3 - Propagation data and prediction methods for systems using high altitude platform stations and other elevated stations in the stratosphere at frequencies greater than about 0.7 GHz � �	Japan �	�	2024-05-16
�	[ 34 ] � �	Proposed revision to Recommendation ITU-R P.1410-6 - Propagation data and prediction methods required for the design of terrestrial broadband radio access systems operating in a frequency range from 3 GHz to 60 GHz � �	Japan �	�	2024-05-16
�	[ 33 ] � �	Support document for Annex 10 to Document 3K/335 - Prediction of building entry loss � �	Japan �	�	2024-05-16
�	[ 32 ] � �	Contribution to Recommendation ITU-R P.1238-12 - Basic transmission loss and delay spread in conference room LoS scenarios at 154 and 300 GHz � �	Japan �	�	2024-05-16
�	[ 31 ] � �	Contribution to Recommendation ITU-R P.1238-12 - Basic transmission loss and delay spread in corridor LoS scenarios at 300 GHz � �	Japan �	�	2024-05-16
�	[ 30 ] � �	Discussion document on measurement and prediction of dynamic obstacle gain of human body at 300 GHz band � �	Japan �	�	2024-05-16
�	[ 29 ] � �	Support document for item 8 in Annex 8 to Document 3K/264 - Validation results of visibility-probability-estimation method by using diigital building database � �	Japan �	�	2024-05-16
�	[ 28 ] � �	Discussion document - 158 GHz massive-MIMO channel sounder � �	Japan �	�	2024-05-16
�	[ 27 ] � �	Support document for Annex 13 to Document 3K/335 - Prediction of clutter loss � �	SoftBank Corporation (Japan) �	�	2024-05-16
�	[ 26 ] � �	Proposed revision of Recommendation ITU-R P.617-5 troposcatter model and consequent proposed revisions to Recommendations ITU-R P.452-18, ITU-R P.1812-7 and ITU-R P.2001-5 - Propagation prediction techniques and data required for the design of trans-horizon radio-relay systems � �	Australia �	�	2024-05-16
�	[ 25 ] � �	Report on the activities of Correspondence Group 3K-3M-12 - Prediction of clutter loss up to 105 GHz � �	Chairs, CG 3K-3M-12 �	�	2024-05-15
�	[ 24 ] � �	Discussion document on dual channel troposcatter measurement system utilized in Colorado, USA � �	United States �	�	2024-05-13
�	[ 23 ] � �	Contribution of 3.5 GHz clutter measurements in Salt Lake City, Utah to the Study Group 3 databank � �	United States �	�	2024-05-13
�	[ 22 ] � �	Contribution of 3.5 GHz clutter measurements in Denver, Colorado to the Study Group 3 databank � �	United States �	�	2024-05-13
�	[ 21 ] � �	Contribution of 3.5 GHz Clutter Measurements in Boulder, Colorado to the Study Group 3 Databank � �	United States �	�	2024-05-13
�	[ 20 ] � �	Discussion document on a new 3.1 to 4.2 GHz Multi-Transmitter Continuous-wave mobile Measurement System being used for propagation studies in the USA � �	United States �	�	2024-05-13
�	[ 19 ] � �	Working document toward a preliminary draft revision of HDB-58 - Update of Handbook 58 on ITU-R propagation prediction methods for interference and sharing studies � �	United States �	�	2024-05-13
�	[ 18 ] � �	Correspondence Group 3J-3K-3M-14 Activity Report - Issues relating to the HAPS propagation model � �	Chair, CG 3J-3K-3M-14 �	�	2024-05-14
�	[ 17 ] � �	Activity Report of Correspondence Group 3M-4 - Software products, digital maps and reference numerical data products � �	CG 3M-4 �	�	2024-05-14
�	[ 16 ] � �	Activity Report of Correspondence Group 3J-3K-3M-16 - The atmospheric radio refractive index and its effects on radiowave propagation � �	CG 3J-3K-3M-16 �	�	2024-05-14
�	[ 15 ] � �	Activity Report of Correspondence Group 3K-3M-18 - Specific issues common to Recommendations ITU-R P.452, ITU-R P.1812, or ITU-R P.2001 � �	Chair, CG 3K-3M-18 �	�	2024-05-13
�	[ 14 ] � �	Correspondence Group 3K-6 Activity Report - Propagation models and characteristics for higher frequencies � �	Chair, CG 3K-6 �	�	2024-05-13
�	[ 13 ] � �	Correspondence Group 3K-24 Activity Report - Estimation model of line-of-sight probability � �	Acting Chair, CG 3K-24 �	�	2024-05-09
�	[ 12 ] � �	Correspondence Group 3K-21 Activity Report - Human blockage � �	Acting Chair, CG 3K-21 �	�	2024-05-07
�	[ 11 ] � �	Liaison statement to Radiocommunication Study Groups and Working Parties (copy for information to ITU-T and ITU-D Study Groups) � �	Chair, CCV �	�	2024-04-22
�	[ 10 ] � �	Liaison statement to Working Party 5D (copy to Working Parties 1B, 3K, 3M, 4A, 4C, 5A, 5B, 5C, 7C and 7D) - WRC-27 agenda item 1.7 � �	WP 7B �	AI1.7 �	2024-03-27
�	[ 9 ] � �	Liaison statement out to key SDOs on the publication of GR THz 001 and GR THz 002 � �	ETSI �	�	2024-03-27
�	[ 8 ] � �	Liaison statement to Working Party 5B (copy to Working Parties 3J, 3K, 3M, 4A, 4C, 5A, 5C and 7D for information) - Information on active and passive sensors in the EESS for WRC-27 agenda item 1.8 � �	WP 7C �	AI1.8 �	2024-03-26
�	[ 7 ] � �	Reply liaison statement to Working Party 5D (copy to Working Parties 1B, 3K, 3M, 4A, 4C, 5A, 5B, 5C, 7B and 7D for information) - WRC-27 agenda item 1.7 � �	WP 7C �	AI1.7 �	2024-03-25
�	[ 6 ] � �	Troposcatter transmission loss prediction model in Recommendations ITU-R P.452, ITU-R P.1812 and ITU-R P.2001 � �	Chairs, WPs 3K & 3M and Report from CG 3K-3M-18 �	�	2024-02-26
�	[ 5 ] � �	Liaison statement to Working Parties 1B, 3K, 3M, 4A, 4C, 5A, 5B, 5C, 7B, 7C and 7D - Relevant technical information to support studies under WRC-27 agenda item 1.7 � �	WP 5D �	AI1.7 �	2024-02-13
�	[ 4 ] � �	Response liaison statement to ITU-T Study Group 5 (copy to ITU-R Working Parties 1C, 3J, 3K and 3M) - Considerations on draft Recommendation ITU-T K.DMEI of ITU-T Study Group 5 � �	WP 5D �	�	2024-02-09
�	[ 3 ] � �	Text from WRC-23 Plenary for the attention of the ITU-R Working Parties that are either responsible for or contributing to studies relevant to items of the WRC-27 agenda or the WRC-31 preliminary agenda � �	Director, BR �	�	2024-01-30
�	[ 2 ] � �	Liaison statement on draft Recommendation ITU-T K.DMEI - Determination and mitigation of electromagnetic interference between base stations due to tropospheric radio-duct � �	ITU-T SG5 �	�	2023-12-21
�	[ 1 ] � �	Documents to be carried over from the 2019-2023 Study Period � �	WP 3K �	�	2023-12-06
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