Contributions  |
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Number
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Title
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Source
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AI/Question
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Date
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[ 80 ]
|
Draft revision to Recommendation ITU-R M.1319-2 - The basis of a mehtodology to assess the impact of interference from a time division multiple access/frequency division multiple access (TDMA/FDMA) mobile-satellite service (MSS) space-to-Earth transmissions on the performance of line-of-sight fixed service receivers in the frequency range 1-3 GHz
|
WP 4C
|
|
2009-05-13 |
|
[ 79 ]
|
Draft revision to Recommendation ITU-R M.1469-1 - Methodology for evaluating potential for interference from time division multiple access/frequency division multiple access (TDMA/FDMA) mobile-satellite service (MSS) Earth-to-space transmissions into line-of-sight fixed service receivers in the frequency range 1-3 GHz
|
WP 4C
|
|
2009-05-13 |
|
[ 78 ]
|
Draft revision to Recommendation ITU-R M.1471 - Guidance to facilitate coordination and use of frequency bands shared between the mobile-satellite service and the fixed service in the frequency range 1-3 GHz
|
WP 4C
|
|
2009-05-13 |
|
[ 77 ]
|
Draft revision to Recommendation ITU-R M.1472 - Methodology to evaluate the impact of interference from time division multiple access/frequency division multiple access (TDMA/FDMA) mobile-satellite service (MSS) space-to-Earth transmissions on baseband performance in frequency division multiplexing-frequency modulation (FDM-FM) analogue line-of-sight (LoS) fixed service receivers
|
WP 4C
|
|
2009-05-13 |
|
[ 76 ]
|
Draft revision to Recommendation ITU-R M.1473 - Methodology to evaluate the impact of interference from time division multiple access/frequency division multiple access (TDMA/FDMA) mobile-satellite service (MSS) space-to-Earth transmissions on video baseband performance in TV-FM analogue line-of-sight fixed service receivers in the frequency range 1-3 GHz
|
WP 4C
|
|
2009-05-13 |
|
[ 75 ]
|
Draft revision to Recommendation ITU-R M.1474 - Methodology to evaluate the impact of interference from time division multiple access/frequency division multiple access (TDMA/FDMA) mobile-satellite service (MSS) systems on baseband performance in digital line-of-sight fixed service receivers based on statistics of radio-frequency interference in the frequency range 1-3 GHz
|
WP 4C
|
|
2009-05-13 |
|
[ 74 ]
|
Liaison statement to Radiocommunication Study Groups and Working Parties
|
Chairman, CCV
|
|
2009-03-20 |
|
[ 73 ]
|
Reply to liaison statement - Issues on terminology raised at CCV/1-09 meeting of the Coordination Committee for Vocabulary (CCV)
|
CCV
|
|
2009-03-19 |
|
[ 72 ]
|
Response to Questionnaire from ITU-T Focus Group on ICT and climate change
|
Chairman, SG 4
|
|
2009-02-27 |
|
[ 71 ]
|
Liaison statement - Questionnaire from ITU-T Focus Group on ICT and Climate Change
|
Chairman, ITU-T FG ICT & CC
|
|
2008-12-08 |
|
[ 70 ]
|
Liaison statement to Study Group 4 - Results of the Study Group 5 meeting (10-11 November 2008)
|
SG 5
|
|
2008-12-02 |
|
[ 69 ]
|
Note to Chairman of Study Group 4 - Reply to Document 5/51 on issues involving Working Parties of more than one Study Group
|
Chairman, SG 5
|
|
2008-12-02 |
|
[ 68 ]
+Add.1-3 |
Study Group 4 Summary Record (Meeting: 16-17 October 2008)
|
Chairman, SG 4
|
|
2008-11-12 |
|
[ 67 ]
|
Final List of Participants (Geneva, 16-17 October 2008)
|
Director, BR
|
|
2008-10-17 |
|
[ 66 ]
|
List of documents issued (Documents 4/28 - 4/66)
|
BR Study Group Department
|
|
2008-10-16 |
|
[ 65 ]
(Rev.1)+Corr.1 |
Consolidated review of the Study Group 4 texts by the Working Parties
|
Chairmen, WPs 4A, 4B and 4C
|
|
2008-10-16 |
|
[ 64 ]
|
Executive Report of the second meeting of Working Party 4A during the 2007-2011 study period
|
Chairman, WP 4A
|
|
2008-10-16 |
|
[ 63 ]
|
Executive Report of the second meeting of Working Party 4C
|
Chairman, WP 4C
|
|
2008-10-15 |
|
[ 62 ]
|
Executive Report of the twenty-fifth meeting of Working Party 4B
|
Chairman, WP 4B
|
|
2008-10-15 |
|
[ 61 ]
|
Draft new Question ITU-R [QUESTION ITU-R 3/6]/4 - Digital broadcasting of multiple services and programmes in the broadcasting-satellite service
|
WP 4A
|
3/6
|
2008-10-15 |
|
[ 60 ]
|
Draft new Question ITU-R [QUESTION ITU-R 21/6]/4 - Characteristics of receiving systems in the broadcasting-satellite service (sound and television)
|
WP 4A
|
21/6
|
2008-10-15 |
|
[ 59 ]
|
Draft new Question ITU-R [QUESTION ITU-R 22-1/6]/4 - Satellite orbits and space station technolgy for the broadcasting-satellite service (sound and television)
|
WP 4A
|
22-1/6
|
2008-10-15 |
|
[ 58 ]
|
Draft new Question ITU-R [QUESTION ITU-R 23/6]/4 - Characteristics of systems in the broadcasting-satellite service (sound) for individual reception by means of portable and vehicular receivers
|
WP 4A
|
23/6
|
2008-10-15 |
|
[ 57 ]
|
Draft new Question ITU-R [Question ITU-R 26-1/6]/4 - Interactive satellite broadcasting systems (television, sound and data)
|
WP 4A
|
26-1/6
|
2008-10-15 |
|
[ 56 ]
|
Draft new Question ITU-R [QUESTION ITU-R 61/6]/4 - Spectrum management issues related to the introduction of the broadcasting-satellite service (sound) in the frequency range 1-3 GHz
|
WP 4A
|
61/6
|
2008-10-15 |
|
[ 55 ]
|
Draft new Question ITU-R [QUESTION ITU-R 71/6]/4 - Sharing studies between high-definition television in the broadcasting-satellite service and other services
|
WP 4A
|
71/6
|
2008-10-15 |
|
[ 54 ]
|
Draft new Question ITU-R [QUESTION ITU-R 57/6]/4 - Frequency sharing issues related to the introduction of the broadcasting-satellite service (sound) in the frequency range 1-3 GHz
|
WP 4A
|
57/6
|
2008-10-15 |
|
[ 53 ]
|
Draft new Question ITU-R [QUESTION ITU-R 72/6]/4 - Digital techniques in the
broadcasting-satellite service (sound and television)
|
WP 4A
|
72/6
|
2008-10-15 |
|
[ 52 ]
(Rev.1) |
Draft revision of Recommendation ITU-R S.465-5 - Reference earth-station radiation pattern for use in coordination and interference assessment in the frequency range 2 to about 30 GHz
|
WP 4A
|
|
2008-10-15 |
|
[ 51 ]
|
Draft new Question ITU-R [QUESTION ITU-R 73-1/6]/4 - Receiving earth station antennas for the broadcasting-satellite service
|
WP 4A
|
73-1/6
|
2008-10-15 |
|
[ 50 ]
(Rev.1) |
Draft new Recommendation ITU-R S.[CSREF-PATT] - Reference earth-station radiation pattern for antennas used with closely spaced satellites in the geostationary-satellite orbit for use in coordination and interference assessment in the frequency range from 2 to 31 GHz
|
WP 4A
|
|
2008-10-15 |
|
[ 49 ]
(Rev.1) |
Draft new Recommendation ITU-R S.[XP-VSAT] - Cross-polarization reference gain pattern for linearly polarized very small aperture terminals (VSATs) for frequencies in the range 2 to 31 GHz
|
WP 4A
|
|
2008-10-15 |
|
[ 48 ]
|
Draft new Question ITU-R [QUESTION ITU-R 76/6]/4 - Satellite broadcasting of high-definition television
|
WP 4A
|
76/6
|
2008-10-15 |
|
[ 47 ]
|
Draft revision of Question ITU-R 245/4 - Out-of-band and spurious emission limits
|
WP 4A
|
245/4
|
2008-10-15 |
|
[ 46 ]
|
Draft revision of Question ITU-R 235/4 - Use of operational facilities to meet power-flux-density limitation under Article 21 of the Radio Regulations
|
WP 4A
|
235/4
|
2008-10-15 |
|
[ 45 ]
|
Liaison statement from Study Group 7 to Study Group 4 (and copy to SGs 1, 3, 5, 6 and for information to RAG) - Inter-working of Study Group 4 with other ITU-R Study Groups for issues involving Working Parties of more than one Study Group
|
SG 7
|
|
2008-10-14 |
|
[ 44 ]
|
Liaison statement from Study Group 7 to Study Group 4 (copy to Working Party 4A) - Applicability of Recommendation ITU-R S.1432 to the meteorological-satellite service in the frequency bands 18.1-18.4 GHz in Regions 1 and 3 18.0-18.3 GHz in Region 2
|
SG 7
|
|
2008-10-14 |
|
[ 43 ]
|
Draft new Recommendation ITU-R M.[1088_NEW] - Characteristics and protection criteria for receiving earth stations in the redionavigation-satellite service (space-to-Earth) operating in the band 1 215-1 300 MHz
|
WP 4C
|
236-2/8, 217-2/8
|
2008-10-14 |
|
[ 42 ]
|
Draft new Question ITU-R [DIGMSS]/4 - Performance objectives for digital mobile-satellite services
|
WP 4C
|
112/8
|
2008-10-14 |
|
[ 41 ]
(Rev.1) |
Draft new Recommendation ITU-R M.[1317_NEW] - Description of systems and netwoks in the radionavigation-satellite service (space-to-Earth and space-to-space) and technical characteristics of transmitting space stations operating in the bands 1 164-1 215 MHz,
1 215-1 300 MHz, and 1 559-1 610 MHz
|
WP 4C
|
236-2/8, 217-2/8
|
2008-10-14 |
|
[ 40 ]
|
Draft new Recommendation ITU-R M.[1477_NEW] - Characteristics and protection criteria for receiving earth stations in the radionavigation-satellite service (space-to-Earth) and receivers in the aeronautical radionavigation service operating in the band 1 559-1 610 MHz
|
WP 4C
|
236-2/8, 217-2/8
|
2008-10-14 |
|
[ 39 ]
|
Draft new Recommendation ITU-R M.[1479_NEW] - Characteristics, performance requirements and protection criteria for receiving stations of the radionavigation-satellite service (space-to-space) operating in the frequency bands 1 164-1 215 MHz, 1 215-1 300 MHz and 1 559-1 610 MHz
|
WP4C
|
236-2/8, 217-2/8
|
2008-10-14 |
|
[ 38 ]
|
Draft new Recommendation ITU-R M.[CHAR-RX3] - Characteristics and protection criteria for receiving earth stations in the radionavigation-satellite service (space-to-Earth) operating in the band 1 164-1 215 MHz
|
WP 4C
|
236-2/8, 217-2/8
|
2008-10-14 |
|
[ 37 ]
|
Draft new Recommendation ITU-R M.[RNSS_ORG] - Guidance on ITU-R Recommendations ralated to systems and networks in the radionavigation-satellite service operating in the frequency bands 1 164-1 215 MHz, 1 215-1 300 MHz, 1 559-1 610 MHz, 5 000-5 010 MHz and 5 010-5 030 MHz
|
WP 4C
|
236-2/8, 217-2/8
|
2008-10-14 |
|
[ 36 ]
|
Draft new Question ITU-R [MSS_AVAL]/4 - Availability of digital paths in mobile-satellite services
|
WP 4B
|
85-1/8
|
2008-10-14 |
|
[ 35 ]
|
Draft new Question ITU-R [NGN]/4 - Performance objectives of digital links in the fixed-satellite and mobile-satellite services forming elements of the Next Generation Network
|
WP 4B
|
|
2008-10-14 |
|
[ 34 ]
|
Implementation of Resolutions ITU-R 1-5 and 5-5 and other issues
|
Syrian Arab Republic
|
|
2008-10-09 |
|
[ 33 ]
|
Workshop on the efficient use of spectrum/orbit resource
|
Director, BR
|
|
2008-09-16 |
|
[ 32 ]
|
Future updating of the ITU-R Recommendations developed by the former Working Parties 8D and 8F
|
Chairmen, Study Groups 4 and 5
|
|
2008-08-28 |
|
[ 31 ]
|
Reply to liaison statement from Study Group 4 - Inter-Working of Study Group 4 with other
ITU-R Study Groups for issues involving Working Parties of more than one Study Group
|
SG 1
|
|
2008-07-24 |
Results:205 total items.
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