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UIT-R�WP4C� C�

UIT-R�WP4C	Nb max de documents affich�s/page:
Utilisation efficace de l'orbite/spectre pour le SMS et le SRRS

Resultats:670 documents

R�sultats :�

Pr�c�dent�-� 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 - 13 - 14 �-�Suivant

Contributions��
�	Num�ro�	Titre	Source	AI/Question	Date
�	[ 621 ] � �	ITU-R Study Group 5 Recommendation ITU-R F.1107-2 - Probabilistic analysis for assessing interference into the fixed service from satellites using the geostationary orbit � �	BR Study Group Department �	�	2011-08-09
�	[ 620 ] � �	Comments on Annex 12 to Document 4C/595 (working document towards a preliminary draft new Report ITU-R M.[MSS-SHARING] - Feasibility of MSS operations in certain frequency bands) - Compatibility between RAS operations and MSS uplinks operating in the band 15.43 -15.63 GHz � �	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science �	�	2011-08-01
�	[ 619 ] � �	Liaison statement to ITU-R Working Party 4A, Working Party 5A, Working Party 5B, Working Party 6A, Working Party 7B for information only- Draft revisions of Recommendations ITU-R M.1580-3 and ITU-R M.1581-3 � �	WP 5D �	�	2011-07-27
�	[ 618 ] � �	Liaison statement to Working Parties 4C and Working Party 7C regarding sharing in the frequency bands 5 150-5 250 MHz, 10.5-10.6 GHz and 13.25-13.4 GHz � �	WP 5B �	�	2011-07-01
�	[ 617 ] � �	Liaison statement to Working Parties 4A, 4C and 7D - Frequency band study to support Line of Sight control and non-payload communications (CNPC) links for unmanned aircraft systems (UAS) within proposed new allocations in the 5 000-5 150 MHz and 15.4-15.5 GHz bands � �	WP 5B �	�	2011-07-01
�	[ 616 ] � �	Liaison statement to Working Party 4B (copy to Working Party 4A and Working Party 4C for information) - Potential link availability for unmanned aircraft control and non-payload communications (CNPC) links � �	WP 5B �	�	2011-07-01
�	[ 615 ] � �	Reply liaison statement to Working Party 4C - Sharing studies related to WR-12 Agenda item 1.25 � �	WP 5B �	�	2011-07-01
�	[ 614 ] � �	Reply liaison statement to Working Party 4C in relation to WRC-12 Agenda item 1.18 � �	WP 5B �	�	2011-07-01
�	[ 613 ] � �	Liaison statement to Working Parties 4A and 4C - Example of link budgets for BLOS unmanned aircraft control and non-payload communications links � �	WP 5B �	�	2011-07-01
�	[ 612 ] � �	Liaison statement to Working Parties 4A, 4C, 5B, 5C, 7B, 7C and 7D - On proposed revisions to Recommendation ITU-R M.1732 � �	WP 5A �	�	2011-06-27
�	[ 611 ] � �	Revision of ITU-R Recommendations � �	Chairmen, WPs 4A, 4B and 4C �	�	2011-06-24
�	[ 610 ] � �	Liaison statement to Working Parties 4A, 4B, 4C, 6A, 6B and 6C - On possible action in relation to Opinion ITU-R 51 � �	WP 5C �	�	2011-06-24
�	[ 609 ] � �	Reply liaison statement to Working Party 4C in relation to WRC-12 Agenda item 1.18 � �	WP 5C �	�	2011-06-24
�	[ 608 ] � �	Liaison statement to relevant Working Parties of ITU-R Study Groups 4, 5, 6 and 7 - Status of studies in support of WRC-12 Agenda item 1.5 � �	WP 5C �	�	2011-06-24
�	[ 607 ] � �	Reply liaison statement to ITU-D Study Group 2 (copy to ITU-R Working Parties 4B and 4C) � �	WP 5C �	�	2011-06-23
�	[ 606 ] � �	Liaison statement to ITU-R Working Parties 1A, 1B, 4A, 4C, 5A, 5B, 5D, 6A, 7B, 7C and 7D - Revisions of F-Series Recommendations on the interference criteria (Recommendations ITU-R F.758-4 and ITU-R F.1495-1) � �	WP 5C (W) �	�	2011-06-22
�	[ 605 ] � �	Liaison statement to Working Party 4C - Sharing studies related to WRC-12 Agenda item 1.25 � �	WP 5C �	�	2011-06-22
�	[ 604 ] � �	Liaison statement to Working Party 4C on compatibility studies between RDSS, MSS and other services in the 2 483.5-2 500 MHz band (WRC-12 Agenda item 1.18) � �	WP 5A �	�	2011-06-20
�	[ 603 ] � �	Liaison statement to ITU-R Working Parties 4C, 5A, 5B, 5C 6A and 7D (copy to ITU-R Working Party 3L and to ITU-T Study Groups 5 and 15 for information and/or action if any) - Developments on PLT systems � �	WP 1A �	�	2011-06-10
�	[ 602 ] � �	Liaison statement to Study Groups 4, 5, 6 and 7 and relevant Working Parties (copy to ITU-T Study Group 15) - Activities regarding the protection range calculation between inductive systems and radiocommunication services using frequencies below 30 MHz � �	WP 1A (W) �	�	2011-06-10
�	[ 601 ] � �	Liaison statement to Study Groups 4, 5, 6 and 7 and relevant Working Parties - Protection of radiocommunication services using digital modulation against interference caused by radiation from industrial, scientific and medical (ISM) equipment � �	WP 1A �	�	2011-06-10
�	[ 600 ] � �	Liaison statement to Study Groups 4, 6 and 7 and Working Parties 5A, 5B, 5C and 5D on a database for the protection of radio services � �	SG 1 �	�	2011-06-08
�	[ 599 ] � �	Liaison statement to Working Party 5C (copy to Working Party 4C for information) - Consideration of draft revision of Recommendation ITU-R F.758-4 � �	WP 4A �	�	2011-05-25
�	[ 598 ] � �	Liaison statement to Working Party 1A (copy to relevant Working Parties of Study Groups 4, 5, 7 and copy to ITU-T Study Groups 9 and 15 for information) Further work on power line telecommunications � �	WP 6A �	�	2011-05-20
�	[ 597 ] � �	Liaison statement to Working Party 1A (copy to relevant Working Parties of Study Groups 4, 5, 7 and copy to ITU-T Study Groups 9 and 15 for information) - Further work on power line telecommunications � �	WP 6A �	�	2011-05-20
�	[ 596 ] � �	ITU-R Study Group 5 Recommendation ITU-R M.1177-4 to be brought to the attention of Study Groups 1 and 4 � �	BR Study Group Department �	�	2011-05-18
�	[ 595 ] � +Ann.1-14�	Report on the seventh meeting of Working Party 4C (Geneva, 28 April - 4 May 2011) � �	Chairman, WP 4C (W) �	�	2011-05-04
�	[ 594 ] � �	Final List of Participants - Working Party 4C (Geneva, 28 April-4 May 2011) � �	Director, BR (W) �	�	2011-05-04
�	[ 593 ] � �	List of documents issued � �	BR Study Group Department �	�	2011-04-27
�	[ 592 ] � �	Sharing between MSS downlinks and aeronautical radionavigation systems in the band 13.25-13.4 GHz � �	INMARSAT �	�	2011-04-21
�	[ 591 ] � �	Proposed modifications to the preliminary draft new Report ITU-R M.[MLS_RNSS] � �	France �	�	2011-04-21
�	[ 590 ] � �	Sharing between MSS uplinks and aeronautical radionavigation systems in the band 15.43-15.63 GHz � �	United Kingdom of Great Britain and Northern Ireland �	�	2011-04-21
�	[ 589 ] � �	Impact of power line transmissions on the mobile-satellite service and radiodetermination-satellite service below 70 MHz � �	France �	221-1/1 �	2011-04-21
�	[ 588 ] � �	Proposed modifications to working document towards a preliminary draft new Report ITU-R M.[MSS-SHARING] � �	Austria , European Space Agency (ESA) , Germany (Federal Republic of) , Italy , Spain , United Kingdom of Great Britain and Northern Ireland �	�	2011-04-21
�	[ 587 ] � �	Proposed modification of the working document towards a preliminary draft new Report ITU-R M.[MSS-SHARING] - Feasibility of MSS operations in certain frequency bands � �	France �	�	2011-04-21
�	[ 586 ] � �	Method to ensure spectrum requirements for AMS(R)S communications in the bands 1 545-1 555 MHz and 1 646.5 to 1 656.5 MHz - Studies in support of WRC-12 Agenda item 1.7 � �	Japan �	�	2011-04-21
�	[ 585 ] � �	Proposal of draft new Report ITU-R M.[PULSE_RNSS_PARAMS] � �	Japan �	288/4, 217-2/4 �	2011-04-21
�	[ 584 ] � �	Proposal of modification of preliminary draft new Recommendation ITU-R M.[PULSE_EVAL) � �	Japan �	288/4, 217-2/4 �	2011-04-21
�	[ 583 ] � �	Proposed liaison statement from WP 4C to WP 7C related to pulsed interference from spaceborne active sensors into RNSS receivers in the frequency band 1 215-1 300 MHz � �	Japan �	288/4, 217-2/4 �	2011-04-21
�	[ 582 ] � �	Analysis of AMS(R)S system spectrum requirements and proposed essential elements for a methodology to determine AMS(R)S spectrum requirements � �	Canada �	�	2011-04-21
�	[ 581 ] � �	Information to update section 3.6 of the working document towards a preliminary draft new Report ITU-R M.[MSS-SHARING] - Studies in the band 15.43-15.63 GHz � �	United States of America �	�	2011-04-21
�	[ 580 ] � �	Information to update section 3.4.3 of the working document towards a preliminary draft new Report ITU-R M.[MSS-SHARING] - Sharing with radiolocation systems (in the band 10.5-10.6 GHz) � �	United States of America �	�	2011-04-21
�	[ 579 ] � �	Information to update section 3.5.1.2 of the working document towards a preliminary draft new Report ITU-R M.[MSS-SHARING] - MSS and aeronautical radionavigation (in the band 13.25-13.4 GHz) � �	United States of America �	�	2011-04-21
�	[ 578 ] � �	Proposed update to "Working document towards a preliminary draft new Report ITU-R M.[MSS-SHARING]" � �	United States of America �	�	2011-04-21
�	[ 577 ] � �	Analysis of the impact of a proposed mobile satellite allocation in the band 5 150-5 250 MHz on aeronautical mobile telemetry under Agenda item 1.25 - Revisions to the working document towards a preliminary draft new Report ITU-R M.[MSS-SHARING] with respect to AMT in the 5 GHz band � �	United States of America �	�	2011-04-21
�	[ 576 ] � �	Additional sharing studies between the mobile-satellite service (MSS) and the fixed service (FS) and broadcast auxiliary service (BAS) in the band 10.5-10.6 GHz � �	United States of America �	�	2011-04-21
�	[ 575 ] � �	Separation distances for AES and SRS earth stations in the bands 7 145-7 235 MHz and 8 400-8 500 MHz using IF-77 � �	United States of America �	�	2011-04-21
�	[ 574 ] � �	Draft reply liaison statement to Working Party 5B - Proposed RNSS-related revisions to preliminary draft new Report ITU-R M.[AM(R)S_1GHz_Sharing] AM(R)S sharing feasibility in the 960-1 164 MHz band � �	United States of America �	�	2011-04-21
�	[ 573 ] � �	Draft reply liaison statement to Working Party 7C regarding RNSS issues related to preliminaryd draft revision of Recommendation ITU-R RS.1347 "Feasibility of sharing between radionavigation-satellite service receivers and the Earth exploration-satellite (active) and space research (active) services in the band 1 215-1 300 MHz" � �	United States of America �	�	2011-04-21
�	[ 572 ] � �	Proposed liaison statement from ITU-R Working Party 4C to Working Party 5B related to 5-GHz RNSS systems � �	United States of America �	288/4, 217-2/4 �	2011-04-21
Resultats:670 documents R�sultats :� Pr�c�dent�-� 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 - 13 - 14 �-�Suivant �

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