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UIT-R�WP4A� C�

UIT-R�WP4A	Nb max de documents affich�s/page:
Utilisation efficace de l''orbite/spectre

Resultats:432 documents

R�sultats :�

Pr�c�dent�-� 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 �-�Suivant

Contributions��
�	Num�ro�	Titre	Source	AI/Question	Date
�	[ 82 ] � �	Report of the first meeting of ITU-R Task Group 1/9 � �	WP 4A Rapporteur to TG 1/9 �	�	2004-09-20
�	[ 81 ] � �	Liaison statement to Working Party 4A - Compatibility between ultra-wideband (UWB) and FSS systems � �	TG 1/8 �	�	2004-06-24
�	[ 80 ] � �	The effect of ultra-wideband emissions on C-band FSS earth stations � �	NABA �	�	2004-06-02
�	[ 79 ] � �	Liaison statement to ITU-R Working Party 4A - Coordination ARC values for triggering coordination with non-planned BSS and its associated feeder-link systems above 17.3 GHz � �	WP6S �	22/6 �	2004-05-06
�	[ 78 ] � +Ann.1-36�	Chairman's Report from the meeting of Working Party 4A (Geneva, 14-23 April 2004) � �	Chairman, WP 4A �	�	2004-05-04
�	[ 77 ] � (Rev.1)�	Liaison statement to Working Parties 4A, 6S, 7C, 8B, 9B and 9D - Computer simulation of unwanted emission spectra for use in compatibility studies between active and passive services � �	TG 1/9 �	�	2004-05-06
�	[ 76 ] � �	Liaison statement to Working Party 4A � �	TG 1/9 �	�	2004-05-03
�	[ 75 ] � �	Liaison statement to Working Party 4A - Request to be informed of any newly identified spectrum with regard to WRC-07 Agenda igtem 1.19 � �	WP 6S �	�	2004-05-03
�	[ 74 ] � �	Final List of Participants - Working Party 4A � �	Director, BR �	�	2004-04-22
�	[ 73 ] � �	Liaison statement to Working Party 4A - Suitability of the raised cosine representation for use in the band-by-band studies � �	TG 1/9 �	�	2004-04-21
�	[ 72 ] � �	List of documents issued � �	BR Study Group Department �	�	2004-04-13
�	[ 71 ] � �	Characteristics of geostationary satellites using highly-inclined elliptical orbits (HEOs) - Geostationary satellite networks based on highly-inclined elliptical orbits (HEOs) � �	Israel (State of) �	241-1/4 �	2004-04-13
�	[ 70 ] � �	Guidelines for FSS earth stations to meet pfd limits at country borders in the band 13.75-14 GHz � �	United Kingdom of Great Britain and Northern Ireland �	�	2004-04-08
�	[ 69 ] � �	Working document on ultra-wideband interference to 6 GHz FSS up-links � �	United Kingdom of Great Britain and Northern Ireland �	�	2004-04-08
�	[ 68 ] � �	Review of the orbital arc value for triggering the inter-service coordination between BSS in Region 2 and FSS (space-to-Earth) in Region 1 in the band 17.3-17.7 GHz � �	France �	�	2004-04-08
�	[ 67 ] � �	Clarifiying the notes of Recommendation ITU-R S.524 - Working document towards a preliminary draft revision of Recommendation ITU-R S.524-8 � �	France �	�	2004-04-08
�	[ 66 ] � �	FSS parameters to be used in compatibility studies with ultra-wideband devices � �	France �	�	2004-04-08
�	[ 65 ] � �	Sharing between BSS and FSS in the 12 GHz frequency range � �	France �	�	2004-04-08
�	[ 64 ] � �	Possible technical changes to Appendix 30B � �	AsiaSsat �	�	2004-04-08
�	[ 63 ] � �	Agenda item 1.10 "to review the regulatory procedures and associated technical criteria of Appendix 30B without any action on the allotments, the existing systems or the assignments in the list of Appendix 30B" � �	Viet Nam (Socialist Republic of) �	�	2004-04-08
�	[ 62 ] � �	Comments on "a preliminary draft revision to Recommendation ITU-R S.1427" - Methodology and criterion to assess interference from radio local area (RLAN) transmitters to non-GSO MSS feeder links in the band 5 150-5 250 MHz � �	Agere Systems Nederland, B.V. �	�	2004-04-08
�	[ 61 ] � �	Preliminary draft revision to Recommendation ITU-R S.1427 - Methodology and criterion to assess interference from radio local area (RLAN) transmitters to non-GSO MSS feeder links in the band 5 150-5 250 MHz � �	Canada �	�	2004-04-07
�	[ 60 ] � �	Proposed modifications to a working document towards a PDNR on earth station antenna patterns based on measured antenna data � �	Canada �	�	2004-04-07
�	[ 59 ] � �	Proposed draft liaison statement to TG 1/8 - Comments on typical FSS parameters in the 6/4 GHz band � �	Canada �	�	2004-04-07
�	[ 58 ] � �	Comments on "a preliminary draft revision to Recommendation ITU-R S.1427" - Methodology and criterion to assess interference from radio local area (RLAN) transmitters to non-GSO MSS feeder links in the band 5 150-5 250 MHz � �	IEEE �	�	2004-04-07
�	[ 57 ] � �	Proposed draft liaison statement to Working Party 4-9S - Parametric analysis of fixed-satellite service power flux densities at the 18 GHz bands using highly inclined orbits � �	Canada �	�	2004-04-07
�	[ 56 ] � �	Liaison statement to ITU-R Working Party 1B and Working Parties 4A and 4B of Study Group 4 � �	ITU-D Study Group 1 �	�	2004-04-07
�	[ 55 ] � �	Studies leading towards a review of Appendix 30B (WRC-07 agenda item 1.10) � �	France �	�	2004-04-07
�	[ 54 ] � �	Working document towards preliminary draft new Recommendation - Methodology to calculate minimum separation angles at the Earth's surface between the direction of a satellite in the HEO "active" arc and the direction of a satellite in the GSO and thus to find the maximum AT/T that the HEO satellite could cause � �	Japan �	241/4 �	2004-04-07
�	[ 53 ] � �	Preliminary draft new Recommendation on practical levels of unwanted emissions � �	Canada �	�	2004-04-07
�	[ 52 ] � �	Draft revision to Question ITU-R 270/4 (fixed -satellite service systems using very wideband spreading signals) � �	Japan �	270/4 �	2004-04-07
�	[ 51 ] � �	Draft new Recommendation - Electronic data file format for earth station antenna patterns � �	Brazil (Federative Republic of) �	�	2004-04-07
�	[ 50 ] � �	On the power flux-density limits to protect the fixed service from HEO FSS satellites emissions in the 18 GHz band � �	Brazil (Federative Republic of) �	�	2004-04-07
�	[ 49 ] � �	Proposed revision to preliminary draft new Recommendation - Protection of satellite networks using the geostationary satellite orbits (GSO) from interference caused by HEO satellites systems in highly inclined orbits in the frequency band 19.7-20.2 GHz � �	Japan �	�	2004-04-07
�	[ 48 ] � �	Working document towards a preliminary draft new Recommendation on definition of HEO � �	Japan �	241-1/4, 240-1/4 �	2004-04-07
�	[ 47 ] � �	Analysis of interference from HEO system TT&C transmissions into GSO/FSS networks � �	Japan �	241/4, 240/4 �	2004-04-07
�	[ 46 ] � �	Interference from ultra-wideband devices into networks of fixed satellite services (FSS) � �	Japan �	261/4 �	2004-04-07
�	[ 45 ] � �	Preliminary analysis on interference from the ultra-wideband (UWB) devices into the fixed satellite service (FSS) networks operating in the 7-30 GHz frequency bands � �	Japan �	261/4 �	2004-04-07
�	[ 44 ] � �	Test points for the allotment plan in RR Appendix 30B � �	Korea (Republic of) �	�	2004-04-06
�	[ 43 ] � �	Resolution 85 - Status on the development of epfd validation software � �	France-United Kingdom of , Great Britain and Northern Ireland �	�	2004-04-06
�	[ 42 ] � �	Sharing between geostationary networks and non-geostarionary systems in the 6/4 GHz range - Proposed upgrade to a draft new Recommendation � �	France �	241/4, 231/4 �	2004-04-06
�	[ 41 ] � �	Development of an ITU-R Recommendation on spectrum requirements and technical and operational characteristics of user terminals for global broadband satellite systems � �	Spain �	269/4 �	2004-04-05
�	[ 40 ] � �	Test results of ultra-wideband emissions into various FSS digital modems � �	United States of America �	�	2004-04-05
�	[ 39 ] � �	Report of the second meeting of ITU-R Task Group 1/8 � �	WP 4A Rapporteur to TG 1/8 �	�	2004-04-05
�	[ 38 ] � (Rev.1)�	Draft revision to Recommendation ITU-R S.1427 - Methodology and criterion to assess interference from radio local area network (RLAN) transmitters to non-GSO MSS feeder links in the band 5 150-5 250 MHz � �	Australia �	248/4 �	2004-04-01
�	[ 37 ] � �	Global broadband Internet access using USATs in FSS bands at 11/14 GHz � �	United States of America �	�	2004-04-01
�	[ 36 ] � �	Working document towards a draft new Recommendation to facilitate deployment of new FSS earth stations in compliance with the power flux density (PFD) limit established in No. 5.502 (for stations in the 13.75-14 GHz band) � �	United States of America �	�	2004-04-01
�	[ 35 ] � �	Response to Liaison statement from WP 4-9S - Request for additional information on the characteristics of HEO fixed-satellite service systems in the 4, 11/12 and 18 GHz bands � �	United States of America �	�	2004-04-01
�	[ 34 ] � �	Working document on issued related to equivalent EPFD protection in the band 19.7-20.2 GHz � �	United States of America �	�	2004-03-30
�	[ 33 ] � �	Revision of Recommendation ITU-R S.1587 to include new parameters and additional ESV systems � �	United States of America �	�	2004-03-30
Resultats:432 documents R�sultats :� Pr�c�dent�-� 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 �-�Suivant �

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