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Propagation Fundamentals

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Contributions��
�	Number�	Title	Source	AI/Question	Date
�	[ 103 ] � �	Activity Report of Correspondence Group 3J-1 Gaseous attenuation � �	CG 3J-1 �	�	2021-06-01
�	[ 102 ] � �	Framework used to propose preliminary draft revision to Recommendations ITU-R P.676-12, ITU-R P.836-6 and ITU-R P.1510-1 � �	CG 3J-1 �	�	2021-06-01
�	[ 101 ] � �	Correspondence Group 3J-17 Activity Report � �	CG 3J-17 �	�	2021-05-21
�	[ 100 ] � �	Activity Report of Correspondence Group 3M-4 - Software products, digital maps and reference numerical data products � �	CG 3M-3 �	�	2021-05-21
�	[ 99 ] � �	Liaison statement to Working Parties 3J, 3K and 3M (copy for information to Working Parties 1A, 1C, 4A, 4C, 5A, 5B, 5C and 7D) - Propagation information related to studies under Resolution 731 (Rev.WRC-19) and other issues above 71 GHz � �	WP 7C �	�	2021-05-07
�	[ 98 ] � +Ann.1-17�	Report on the meeting of Working Party 3J (e-Meeting, 26-29 April 2021) � �	Chairman, WP 3J �	�	2021-04-29
�	[ 97 ] � �	Final List of Participants - Working Party 3J (E-meeting, 26-29 April 2021) � �	Director, BR �	�	2021-04-29
�	[ 96 ] � �	List of documents issued (Documents 3J/61 - 3J/96) � �	BR, Study Groups Department �	�	2021-04-27
�	[ 95 ] � �	Liaison statement to Working Parties 4A, 4C, 5A, 5B, 5C, 7D (copy to Working Parties 3J and 3M for information) - WRC-23 agenda item 1.14: system characteristics of primary services to be used for sharing and compatibility studies in the frequency range 231.5-252 GHz � �	WP 7C �	AI1.14 �	2021-04-23
�	[ 94 ] � �	Reply liaison statement to Working Party 3J - Earth surface bistatic scattering coefficient prediction � �	WP 7C �	�	2021-04-23
�	[ 93 ] � �	Terrain loss measurement between non-GSO satellites and Earth stations and model proposals � �	China (People's Republic of) �	�	2021-04-16
�	[ 92 ] � �	Liaison statement to Working Parties 3J, 3K and 3M - Request for review of propagation methodology in Report ITU-R RA.[RAS_IMT_COMPAT_43_GHZ] � �	WP 7D �	�	2021-04-20
�	[ 91 ] � �	Correspondence Group 3J-17 Activity Report � �	CG 3J-17 �	�	2021-04-19
�	[ 90 ] � �	Draft reply liaison statement to ITU-R Working Party 7C - Earth surface bistatic scattering coefficient prediction � �	European Space Agency �	�	2021-04-19
�	[ 89 ] � (Rev.1)�	Report on activities during the period August 2020 to April 2021 � �	CG 3J-11 �	�	2021-04-19
�	[ 88 ] � �	Draft reply liaison statement to Working Party 5D - WRC-23 agenda item 1.4 � �	Japan �	AI1.4 �	2021-04-19
�	[ 87 ] � �	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
�	[ 86 ] � �	Discussion documents- Measurement result (or plan) for site specific model of building entry loss - Prediction of building entry loss � �	Japan �	�	2021-04-19
�	[ 85 ] � �	Proposed draft revision of Recommendation ITU-R P.833-9 - Attenuation in vegetation � �	Japan �	�	2021-04-19
�	[ 84 ] � �	Proposed draft revision of Recommendation ITU-R P.2108 - Prediction of clutter loss � �	Japan �	�	2021-04-19
�	[ 83 ] � �	[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
�	[ 82 ] � �	Liaison statement to Working Parties 3J, 3K and 3M (copy to Working Parties 1A, 1B and 7C) - Request for technical characteristics under Resolution 731 (Rev.WRC-19) � �	WP 7D �	�	2021-04-19
�	[ 81 ] � �	Note to Chairman of Working Party 7C - Modelling of Earth surfaces bistatic scattering � �	Chairman, WP 3J �	�	2021-04-19
�	[ 80 ] � �	Wind-related data products to be used in conjunction with the sea surface reflection model � �	Institute of Electrical and Electronics Engineers, Inc. �	�	2021-04-18
�	[ 79 ] � �	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
�	[ 78 ] � �	Activity Report of Correspondence Group 3J-1 gaseous attenuation � �	CG 3J-1 �	�	2021-04-15
�	[ 77 ] � �	Attenuation of atmospheric gases cosecant elevation angle dependence of slant attenuation � �	Russian Federation �	�	2021-04-15
�	[ 76 ] � �	Proposed draft revision to Recommendation ITU-R P.833-9 - Attenuation in vegetation � �	United States of America �	�	2021-04-12
�	[ 75 ] � �	Report on the activities of Correspondence Group 3J-3K-3M-14 - Issues Relating to the HAPS Propagation Model � �	Chairman, CG 3J-3K-3M-14 �	�	2021-04-12
�	[ 74 ] � �	Report on activities of the Correspondence Group - Building Entry Loss � �	Chairman, CG 3J-3K-3M-8 �	�	2021-03-29
�	[ 73 ] � �	Liaison statement to Working Parties 3J, 3K, 3M, 4A, 4C, 5A, 5B, 5C, 6A, 7B, 7C and 7D - WRC-23 agenda item 1.4 � �	WP 5D �	AI1.4 �	2021-03-15
�	[ 72 ] � �	Proposed draft reply liaison statement to Working Party 1A regarding working document towards a preliminary draft revision of Report ITU-R SM.2352-0 (copied to working Parties 3K and 3M for information) � �	Chairman, WP 3J �	Q237/1 �	2021-02-15
�	[ 71 ] � �	Liaison statement to Working Parties 3J, 3K and 3M - Working document towards a preliminary draft revision of Report ITU-R SM.2352-0 � �	WP 1A �	Q237/1 �	2020-12-14
�	[ 70 ] � �	Liaison statement to Working Parties 3J, 3K, and 3M - Use of the 252-296 GHz frequency band by the land-mobile service applications � �	WP 5A �	Q256/5 �	2020-12-01
�	[ 69 ] � �	Reply liaison statement to Working Party 7C (copy to Working Parties 1B, 3J, 3K, 3L, 3M, 4A, 4C, 5A, 5B, 5D, 6A, and 7D for information) - WRC-23 agenda item 9.1, topic a) � �	WP 5C �	AI9.1A) �	2021-01-26
�	[ 68 ] � �	Liaison statement to Working Party 7C (copy to Working Parties 1A, 3J, 3K, 3M and 5A for information) - Mitigation techniques and specific conditions to be applied to the fixed service applications in the frequency bands 296-306 GHz, 313-318 GHz and 333-356 GHz, to ensure the protection of Earth exploration-satellite service (passive) applications in accordance with RR No. 5.564A � �	WP 5C �	�	2020-11-20
�	[ 67 ] � �	Liaison statement to Working Party 7C (copy to Working Parties 1A, 3J, 3K, 3M and 5C for information) - Assessment of mitigation techniques and specific conditions to be applied to the land-mobile service applications in the frequency bands 296-306 GHz, 313-318 GHz and 333 356 GHz, to ensure the protection of Earth exploration-satellite service (passive) applications... � �	WP 5A �	�	2020-11-20
�	[ 66 ] � �	Liaison statement to Working Parties 3J, 3K and 3M - WRC-23 agenda item 1.4 � �	WP 5D �	AI1.4 �	2020-10-27
�	[ 65 ] � �	Reply liaison statement to ITU-R Working Parties 3K and 3M (copy to Working Parties 1B, 3J, 4A, 4B, 4C, 5A, 5B, 5C, 7B, 7C, and 7D for information) - Preparations for WRC-23 agenda items 1.1 and 1.2 � �	WP 5D �	AI1.2, AI1.1 �	2020-10-21
�	[ 64 ] � �	Liaison statement to Working Party 7C (copy to Working Parties 1B, 3J, 3K, 3L, 3M, 4A, 5A, 5B, 5C, 5D and 7D) - WRC-23 agenda item 9.1, topic a) � �	WP 6A �	AI9.1A) �	2021-01-26
�	[ 63 ] � �	Reply liaison to Working Party 3J - Earth surface bistatic scattering coefficient prediction � �	WP 7C �	�	2020-10-05
�	[ 62 ] � �	Liaison statement to Working Parties 1B, 3J, 3K, 3L, 3M, 4A, 4C, 5A, 5B, 5C, 5D, 6A and 7D - Work to be conducted by Working Party 7C under WRC-23 agenda item 9.1, topic a) � �	WP 7C �	AI9.1A) �	2020-10-05
�	[ 61 ] � +Ann.1-19�	Report on the meeting of Working Party 3J (e-Meeting, 10-20 August 2020) � �	Chairman, WP 3J �	�	2020-08-20
�	[ 60 ] � �	Final list of participants - Working Party 3J (E-meeting, 10-20 August 2020) � �	Director, BR �	�	2020-08-20
�	[ 59 ] � �	List of Documents issued (Documents 3J/1 - 3J/59) � �	BR, Study Groups Department �	�	2020-08-10
�	[ 58 ] � �	Reply liaison statement to Working Party 7C (copied for information to Working Parties 3J, 3M, 4A, 4C, 5A, 5B) - WRC-23 agenda item 1.14 - System technical and operational characteristic in the frequency band 231.5-252 GHz � �	WP 5C �	AI1.14 �	2020-08-07
�	[ 57 ] � �	Liaison statement to Working Party 7C (copy to Working Parties 1A, 3J, 3K, 3M, 5A, 7B and 7D for information) - Technical and operational characteristics and applications of the point-to-point fixed service applications operating in the frequency range 275-450 GHz � �	WP 5C �	�	2020-08-06
�	[ 56 ] � �	Liaison statement to ITU-R Study Group 3 - Recommendation ITU-R P.341-7 - The concept of transmission loss for radio links � �	CCT �	�	2020-08-06
�	[ 55 ] � �	Liaison statement to Working Party 7C (copy for information to Working Parties 1A, 3J, 3K, 3M, 5C, and 7D) - Technical and operational characteristics of land-mobile service applications in the frequency range 275-450 GHz � �	WP 5A �	�	2020-08-06
�	[ 54 ] � �	Reply liaison statement to Working Parties 3J, 3K and 3M (copy to Working Party 1A for information) - Working document towards a preliminary draft revision of Report ITU-R M.2417-0 � �	WP 5A �	�	2020-08-06
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