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UIT-R�WP3J	N�mero m�ximo de documentos/p�gina:
Fundamentos de la Propagaci�n

Resultados :303 documentos

Resultados :�

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Contribuciones��
�	N�mero�	T�tulo	Origen	AI/Cuesti�n	Fecha
�	[ 153 ] � �	Note to the Chairmen of Working Parties 5C, 7C and 7D - Adjacent band compatibility between fixed service and EESS (passive) systems operating in bands above 92 GHz and up to 174.8 GHz � �	Chairmen, WPs 3J, 3K & 3M �	�	2021-12-21
�	[ 152 ] � �	GASS 2021: Recent URSI Resolutions and Recommendation � �	Director, BR �	�	2021-12-16
�	[ 151 ] � �	Liaison statement to Working Party 3K - Building entry loss in Band I (47-68 MHz) � �	WP 6A �	�	2021-10-27
�	[ 150 ] � �	Note to the Chairman of Working Party 4A - Propagation models related to studies under WRC-23 agenda items 1.16 and 1.17 � �	Chairmen, WPs 3J, 3K & 3M �	AI1.17, AI1.16 �	2021-10-26
�	[ 149 ] � �	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 �	2021-10-19
�	[ 148 ] � �	Liaison statement to Working Parties 5C, 3J, 3K, and 3M - Adjacent band compatibility between fixed service and EESS (passive) systems operating in bands above 92 GHz and up to 174.8 GHz � �	WP 7C �	�	2021-09-29
�	[ 147 ] � �	Reply liaison statement to Working Party 3J - Earth surface bistatic scattering coefficient prediction � �	WP 7C �	�	2021-09-28
�	[ 146 ] � �	Liaison statement to Working Parties 3J, 3K, and 3M - Propagation models related to studies under WRC-23 agenda items 1.16 and 1.17 � �	WP 4A �	AI1.17, AI1.16 �	2021-08-03
�	[ 145 ] � +Ann.1-23�	Report on the meeting of Working Party 3J (e-Meeting, 23 June - 1 July 2021) � �	Chairman, WP 3J �	�	2021-07-05
�	[ 144 ] � �	Final list of participants - Working Party 3J (e-Meeting, 21 June - 1 July 2021) � �	Director, BR �	�	2021-07-02
�	[ 143 ] � �	List of documents issued (Documents 3J/98 - 3J/143) � �	BR, Study Groups Department �	�	2021-06-22
�	[ 142 ] � �	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 �	2021-06-18
�	[ 141 ] � �	Report on activities during August 2020 to April 2021 � �	Chairman, CG 3J-11 �	�	2021-06-15
�	[ 140 ] � �	Working document towards a preliminary draft revision to Annex 3 of Recommendation ITU-R P.835-6 � �	CG 3J-11 �	�	2021-06-15
�	[ 139 ] � �	Proposed editorial amendment of Recommendation ITU-R P.676-12 - Attenuation by atmospheric gases and related effects - Annex 2: Approximate estimation of gaseous attenuation in the frequency range 1-350 GHz � �	Canada �	�	2021-06-14
�	[ 138 ] � �	Report of the activities of Correspondence Group 3J-3M-19 - Statistical modelling of slant path terrain diffraction � �	Chairman, CG 3J-3M-19 �	�	2021-06-15
�	[ 137 ] � �	Supplement on attenuation and reflection characteristics of clothing materials - Technology trends of active services in the frequency range 275-3 000 GH � �	National Institute of Information and Communications Technology (NICT) �	�	2021-06-14
�	[ 136 ] � �	Variability of rain specific attenuation evaluated from experimental drop size distributions � �	Spain �	�	2021-06-14
�	[ 135 ] � �	Draft reply liaison statement to Working Party 5D - WRC-23 agenda item 1.4 � �	Japan �	AI1.4 �	2021-06-14
�	[ 134 ] � �	Discussion document - Site specific model of building entry loss - Prediction of building entry loss � �	Japan �	�	2021-06-14
�	[ 133 ] � �	Supports document for Annex 18 to Document 3M/180 - Proposed draft revision of Recommendation ITU-R P.2108-0 - Prediction of clutter loss � �	Japan �	�	2021-06-14
�	[ 132 ] � �	[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 �	�	2021-06-14
�	[ 131 ] � �	Submission of ERA5 derived global database of 10 metre wind speed � �	Italy �	�	2021-06-10
�	[ 130 ] � �	[DRAFT] reply liaison to Working Party 7C - Earth surface bistatic scattering coefficient prediction � �	Institute of Electrical and Electronics Engineers, Inc. �	�	2021-06-14
�	[ 129 ] � �	Proposal to amend Recommendation ITU-R P.2040-1 � �	Spain �	�	2021-06-11
�	[ 128 ] � �	Proposed revision of Recommendation IT-R P.2040-1 - Additional data of the electrical properties of the building materials � �	Korea (Republic of) �	�	2021-06-11
�	[ 127 ] � �	Discussion document - On the clutter loss measurement using a UAV at 4.8 GHz � �	Korea (Republic of) �	�	2021-06-11
�	[ 126 ] � �	Measurements for the shadowing loss of class-room building at 3 and 7 GHz � �	Korea (Republic of) �	�	2021-06-11
�	[ 125 ] � �	Proposed revision to Recommendation ITU-R P.2040-1 - New measurement data of building material in the frequency range from 220 to 450 GHz � �	Korea (Republic of) �	�	2021-06-11
�	[ 124 ] � �	Proposed revision of Report ITU-R P.2346-3 - Building entry loss measurements for heavy industry factory at 3-24 GHz � �	Korea (Republic of) �	�	2021-06-11
�	[ 123 ] � �	Proposals on [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 �	�	2021-06-10
�	[ 122 ] � �	Working document towards a preliminary draft revision to Recommendation ITU-R P.840-8 � �	France �	�	2021-06-09
�	[ 121 ] � �	Draft revision to Recommendation ITU-R P.1407-7 - Multipath propagation and parameterisation of its characteristics Estimation of Rice factor for fading models � �	United Kingdom of Great Britain and Northern Ireland �	�	2021-06-09
�	[ 120 ] � �	Submission of rain statistics for DBSG-3 � �	United Kingdom of Great Britain and Northern Ireland �	�	2021-06-09
�	[ 119 ] � �	Discussion document - Calibration of terrain loss measurement between non-GSO satellite and earth station � �	China (People's Republic of) �	�	2021-06-09
�	[ 118 ] � �	Proposed modification to Recommendation ITU-R P.453-14 - Global digital maps of surface and elevated ducts � �	China (People's Republic of) �	�	2021-06-09
�	[ 117 ] � �	Analysis of rain attenuation models and proposed modifications to Recommendation ITU-R P.618-13 � �	China (People's Republic of) �	�	2021-06-09
�	[ 116 ] � �	Reply 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 �	�	2021-06-11
�	[ 115 ] � �	Proposed modification to Recommendation ITU-R P.676-12 - Attenuation by atmospheric gases � �	China (People's Republic of) �	�	2021-06-09
�	[ 114 ] � �	Proposed editorial amendment of Recommendation ITU-R P.453-14 - Statistical distribution of refractivity gradients � �	China (People's Republic of) �	�	2021-06-09
�	[ 113 ] � �	Proposed modification to Recommendation ITU-R P.1622-0 - Prediction methods required for the design of earth-space systems operating between 20 THz and 375 THz � �	China (People's Republic of) �	�	2021-06-09
�	[ 112 ] � �	Proposed draft modification to Recommendation ITU-R P.834-9 - Excess radio path length and its variations � �	China (People's Republic of) �	�	2021-06-09
�	[ 111 ] � �	Proposed modification to Recommendation ITU-R P.841-6 and ITU-R P.581-2 - Conversion of annual statistics to worst-month statistics for two statistical methods � �	China (People's Republic of) �	�	2021-06-09
�	[ 110 ] � �	Proposed modification to Recommendation ITU-R P.834-9 - The refraction correction of elevation angle for the mean annual global reference atmosphere � �	China (People's Republic of) �	�	2021-06-09
�	[ 109 ] � �	Proposed editorial amendment of Recommendation ITU-R P.676-12 - Attenuation by atmospheric gases and related effects - Downwelling and upwelling microwave brightness temperature � �	United States of America �	�	2021-06-07
�	[ 108 ] � �	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
�	[ 107 ] � �	Working document towards a preliminary draft revision to ITU-R P.1057-6 - Statistics of normally distributes random variables � �	United States of America �	�	2021-06-07
�	[ 106 ] � �	Report on activities of the Correspondence Group - Building entry loss � �	Chairman, CG 3J-3K-3M-8 �	�	2021-06-09
�	[ 105 ] � �	Report on the activities of Correspondence Group 3J-3K-3M-14 - Issues relating to the HAPS propagation model � �	Chairman, CG 3J-3K-3M-14 �	�	2021-06-08
�	[ 104 ] � �	Draft editorial amendment of Recommendation ITU-R P.836-6 - Water vapour: surface density and total columnar content � �	Luxembourg �	�	2021-06-02
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