Contributions to WP 4B (1998-2000)

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Contributions to WP 4B (1998-2000)


[4B/1] Documents to be considered in the 1998-99 study period
[4B/2,4/2,4A/2,4-9S/3,4SNG/1] Questions to be brought to the attention of Study Group 4 and its Working Parties
[4B/3,4/3,4A/3,4-9S/4,4SNG/2] Recommendations, decision and opinion to be brought to the attention of Study Group 4 and its Working Parties
[4B/4] Liaison statement to ITU-R WP 4B and 9A - Consideration of establishing BIS and maintenance objectives for SDH regenerator sections in Recommendation M.2101.1
[4B/5] Liaison statement to ITU-R WP 4B - Frequency offset and wander test of satellite systems
[4B/6] Liaison statement to ITU-R WP 4B - Block structures in Recommendations ITU-T G.826 and G.EPMRS
[4B/7] Liaison statement to ITU-R WP 4B and 9A - Information about the status of work performed under Question 16/13
[4B/8] Proposed revision to Recommendation ITU-R S.1062 - On the methodology to determine bit error probability objectives from Recommendation ITU-T G.826
[4B/9] Report of the Special Rapporteur meeting (SRM) on satellites and asynchronous transfer mode (ATM)
[4B/10] Description of GEOSAT-X System
[4B/11] Description of Meosat-X system
[4B/12] Benefits and consideration when using site diversity to enhance ATM availability performance of satellite systems
[4B/13] Buffering requirements for TCP/IP traffic over satellite ATM-UBR service
[4B/14] Ka-band system design and rain attenuation
[4B/15] Measurement results at 45 Mb/s and their impact on the performance objectives specified in ITU-T Rec. I.356 vs ITU-T Rec. G.826
[4B/16] Proposal of an amendment to the Recommendation ITU-R S.521-3
[4B/18, 8-1/48, 8A/32, 9b/45] Liaison statement from ITU-T Study Group 15 on access network transport (ANT) standardization
[4B/19,4A/68,4SNG/7] ITU-R Patent statements database
[4B/20] Liaison statement from ITU-T SG 15 to WP 4B - Reply to LS on Question ITU-R 76-1/4
[4B/21] Report of the ninth meeting of Working Party 4B (Geneva, 5-11 March 1998)
[4B/22,10B/24,10C/15,10-11S/45,11C/35] Liaison statement to ITU-R JWP 10-11S, WP 11C, SG 10, WP 4B and ITU-T SG 9
[4B/23,4A/75] Liaison statement to WPs 4A and 4B - Performance objectives for narrow-band digital channels using geostationary satellites to serve transportable and mobile earth stations in the 1-3 GHz range, forming part of the ISDN
[4B/24] Liaison statement from WPs 3M and 3J to WP 4B concerning reply to request for earth-space path propagation information and data in the frequency range to 18 to 55 GHz
[4B/25, 4A/79] Liaison statement to WPs 4A and 4B - Performance objectives and technical characteristics of non-GSO MSS systems operating in the 1 - 3 GHz band
[4B/26, 4-9-11/146] Liaison statement from the Chairman of Working Party 4B
[4B/27,9A/32] Liaison statement on draft Recommendation I.380 - Determination of draft Recommendation I.380 (ex- I.351P) Ïnternet protocol data communication service - IP packet transfer and availability performance parameters
[4B/28,9A/33] Liaison statement on Recommendations G.826 and I.356 - Relationship between error performance and ATM cell transfer performance, prolonged performance evaluation period
[4B/29] Liaison statement to ITU-R WP 4B Chairman
[4B/30,4-9S/50,4-9-11/212,7D/46,8-1/117,8B/50,8D/98,9A/44,9B/62,9D/62,11C/41,10-11S/60, 1-5/95,4A/100] Agenda for the World Radiocommunication Conference (WRC-2000)
[4B/31] Allowable error performance for a hypothetical reference digital path based on the synchronous digital hierarchies (SDH)
[4B/32,3M/60] Liaison statement from the Chairman, Working Party 3M to the Chairman, Working Party 4B concerning earth-space path propagation information and data in the frequency range 18-55 GHz
[4B/33] Proposed editorial changes to preliminary draft new Recommendation ITU-R S.[4B/XC] (S.ATM)
[4B/34] Considerations for hypothetical reference digital paths when implemented for providing services whose availability are sensitive to synchronisation timing recovery
[4B/35] Working Doc. towards a Preliminary draft new Rec. (PDNR) - Satellite Ka band performance (S.KA-P) and availability (S.KA-P-AV)
[4B/36] Network and service performance impact of NGSO interference on Ka-Band GSO network systems
[4B/37] Working Doc. towards a Draft new Rec. - Error performance objectives due to internetwork interf.between GSO and non-GSO FSS systems for hypothet.ref.digital paths operating at or above the primary rate carried by syst.using frequencies below 15 GHz
[4B/38] Network and service performance impact of rain fades on Ka-band GSO network systems
[4B/39] Information document leading to a new Recommendation - Transmission performance test for carriers using higher levels of modulation on satellite circuits
[4B/40] Working document towards developing NGSO interference protection requirements for Ka-band GSO systems employing adaptive coding as a fade countermeasure
[4B/41] Preliminary draft new ITU-R Recommendation (S.ATM) (Revised) - Performance for B-ISDN asynchronous transfer mode (ATM) via satellite
[4B/43] Liaison statement to Working Party 4B
[4B/44] Report of the tenth meeting of Working Party 4B (Geneva, 8-14 October 1998)
[4B/45] Liaison statement to Working Party 4B on performance objectives
[4B/46] Liaison statement from WP 4A to WP 4B - Interference considerations related to availability and synchronization performance
[4B/47,7C/157,8A/115,8B/102,8D/209,9B/102,10B/35,10-11S/110,11C/44] Liaison statement from Task Group 1/5 - Preliminary draft new Recommendation and Report on intermodulation in transmitters
[4B/47r1, 7C/157r1, 8A/115r1, 8B/102r1, 8D/209r1, 9B/102r1, 10B/35r1, 10-11S/110r1, 11C/44r1] Withdrawal of document
[4B/48] Liaison statement to Working Party 4B - Reply to liaison on ITU-T Recommendation G.827
[4B/49, 9A/77] Approval of new ITU-T-Recommendation I.380 -"Internet protocol data communication service - IP packet transfer and availability performance parameters"
[4B/50,9A/78] Liaison statement to WPs 9A and 4B - Reply to liaison on ITU-T Rec. G.827
[4B/51,9A/79] Information about the progress made on ITU-T Recommendations G.821.1, G.826, G.828 and G.829
[4B/52,4-9S/104,4A/237] Liaison statement to WPs 4A, 4B and 4-9S from WPs 3J and 3M
[4B/53] Liaison statement to WP 4B - Response to WP 4B liaison on characteristics of new satellite transmission paths
[4B/54,9A/108] Liaison statement to WPs 4B and 9A - Work performed under ITU-T's Questions 8/4 and 9/4
[4B/55] Proposed new Recommendation - Transmission considerations for digital carriers using higher levels of modulation on satellite circuits
[4B/56] Draft new Rec. - Error performance objectives due to internetwork interference between GSO and NGSO FSS sytesm for hypothetical reference digital paths operating at or above the primary rate carried out by systems using frequencies below 15 GHz
[4B/57] Working Document towards a preliminary draft new Recommendation (PDNR): Hypothetical reference digital (S.521)
[4B/58] Services and apllications: performance requirements
[4B/59] Delay performance model for GSO nd NGSO satellite networks
[4B/60] Proposal of amendment to Recommendation ITU-R S.521-3
[4B/61, 4A/371] Impact of loss of synchronization on GSO transmissions
[4B/62, 4B/62ane.zip] What is IP?
[4B/62ane.Zip, 4B/62] What is IP?
[4B/63] Antenna gain measurements using improved radio star flux density expressions
[4B/64] List of documents issued
[4B/65] Report of the eleventh meeting of Working Party 4B (Geneva, Switzerland 26-30 April 1999)
[4B/66] Liaison statement to Working Party 4B - Assumed level of synchronization loss for the development of EPFD down limits
[4B/67, 8-1/425, 9A/111] Liaison statement to WPs 4B and 9A and TG 8/1 - Development of Quality of Service (QoS) Recommendations
[4B/68, 9A/115] Liaison statement to WP 9A - Status of draft new Recommendations G.828 and G.829
[4B/69] Mapping ATM Forum terminology into ATM transfer capabilities and QoS classes
[4B/70, 4A/436] Reasons for the proposed modifications to Recommendation ITU-R S.1429 (Doc. 4/59)
[4B/71, 9A/116] Liaison statement to ITU-R Working Parties 4B and 9A - Determination of draft new Recommendation M.13sdh
[4B/72, 9A/117] Liaison statement to ITU-R WPs 4B and 9A - Reply to liaison statement on Recommendation M.2101
[4B/73] Liaison statement to Working Party 4B - Proposed modifications to Recommendation ITU-R S.1429
[4B/74] Liaison statement to Working Party 4B - Preliminary draft new Recommendation on impact of sun interference into a GSO FSS link
[4B/75] Liaison statement to Working Party 4B - Proposed modification to Recommendation ITU-R S.1323
[4B/76, 9A/119] Liaison statement to ITU-R Working Parties 4B and 9A - Status of ITU-T Recommendations G.828 and G.829
[4B/77, 8A-9B/204, 9A/120] Liaison statement to ITU-R Working Parties 4B and 9A and JRG 8A-9B - IP performance and availability objectives and allocations
[4B/78] New versions of the Access Network Transport (ANT) Standardization Plan and Work
[4B/79] Liaison to ITU-T SG 12 on method for deciding on codec type and packet size