{"id":"https://openalex.org/W2147977178","doi":"https://doi.org/10.1109/vetecs.2009.5073695","title":"Multicast Transmission Optimization over Hybrid DVB-SH Systems","display_name":"Multicast Transmission Optimization over Hybrid DVB-SH Systems","publication_year":2009,"publication_date":"2009-04-01","ids":{"openalex":"https://openalex.org/W2147977178","doi":"https://doi.org/10.1109/vetecs.2009.5073695","mag":"2147977178"},"language":"en","primary_location":{"id":"doi:10.1109/vetecs.2009.5073695","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2009.5073695","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"VTC Spring 2009 - IEEE 69th Vehicular Technology Conference","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5111910562","display_name":"David Pradas Fern\u00e1ndez","orcid":null},"institutions":[{"id":"https://openalex.org/I123044942","display_name":"Universitat Aut\u00f2noma de Barcelona","ror":"https://ror.org/052g8jq94","country_code":"ES","type":"education","lineage":["https://openalex.org/I123044942"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"David Pradas Fernandez","raw_affiliation_strings":["Dpt. Of Telecommunications and Systems Engineering, Universitat Aut\u00f2noma de Barcelona (UAB), Barcelona, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dpt. Of Telecommunications and Systems Engineering, Universitat Aut\u00f2noma de Barcelona (UAB), Barcelona, Spain","institution_ids":["https://openalex.org/I123044942"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090804957","display_name":"M. A. V\u00e1zquez\u2010Castro","orcid":"https://orcid.org/0000-0002-6292-7149"},"institutions":[{"id":"https://openalex.org/I123044942","display_name":"Universitat Aut\u00f2noma de Barcelona","ror":"https://ror.org/052g8jq94","country_code":"ES","type":"education","lineage":["https://openalex.org/I123044942"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"M. A. Vazquez Castro","raw_affiliation_strings":["Dpt. Of Telecommunications and Systems Engineering, Universitat Aut\u00f2noma de Barcelona (UAB), Barcelona, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dpt. Of Telecommunications and Systems Engineering, Universitat Aut\u00f2noma de Barcelona (UAB), Barcelona, Spain","institution_ids":["https://openalex.org/I123044942"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I123044942"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/multicast","display_name":"Multicast","score":0.8639316558837891},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8193382024765015},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.7419558167457581},{"id":"https://openalex.org/keywords/multimedia-broadcast-multicast-service","display_name":"Multimedia Broadcast Multicast Service","score":0.5694081783294678},{"id":"https://openalex.org/keywords/digital-video-broadcasting","display_name":"Digital Video Broadcasting","score":0.5430384278297424},{"id":"https://openalex.org/keywords/air-interface","display_name":"Air interface","score":0.4921931326389313},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.46991434693336487},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.4449392259120941},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.43777725100517273},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.4311111867427826},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.28638574481010437},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.10959187150001526},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09719240665435791}],"concepts":[{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.8639316558837891},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8193382024765015},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.7419558167457581},{"id":"https://openalex.org/C77757571","wikidata":"https://www.wikidata.org/wiki/Q501483","display_name":"Multimedia Broadcast Multicast Service","level":3,"score":0.5694081783294678},{"id":"https://openalex.org/C551482933","wikidata":"https://www.wikidata.org/wiki/Q178562","display_name":"Digital Video Broadcasting","level":2,"score":0.5430384278297424},{"id":"https://openalex.org/C2776362087","wikidata":"https://www.wikidata.org/wiki/Q455112","display_name":"Air interface","level":3,"score":0.4921931326389313},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.46991434693336487},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.4449392259120941},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.43777725100517273},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.4311111867427826},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.28638574481010437},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.10959187150001526},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09719240665435791},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vetecs.2009.5073695","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2009.5073695","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"VTC Spring 2009 - IEEE 69th Vehicular Technology Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320321519","display_name":"Centre National d\u2019Etudes Spatiales","ror":"https://ror.org/04h1h0y33"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1572775158","https://openalex.org/W1976109068","https://openalex.org/W2026355148","https://openalex.org/W2049933019","https://openalex.org/W2122883255","https://openalex.org/W2129601346","https://openalex.org/W2130634246","https://openalex.org/W2134125787","https://openalex.org/W2140422049","https://openalex.org/W2155528574","https://openalex.org/W2545144996","https://openalex.org/W2949276149"],"related_works":["https://openalex.org/W2055253333","https://openalex.org/W1967449502","https://openalex.org/W2993217827","https://openalex.org/W3023573657","https://openalex.org/W2158245966","https://openalex.org/W1993771089","https://openalex.org/W1904442283","https://openalex.org/W964357986","https://openalex.org/W2525006863","https://openalex.org/W1952895505"],"abstract_inverted_index":{"Research":[0],"interest":[1],"related":[2],"to":[3,14,17,55,75,188,193,217,222,245],"hybrid":[4,32,48,94],"networks":[5,36],"for":[6,37,70,78,178,206,256],"mobile":[7,126],"users":[8,216],"has":[9,67],"rapidly":[10],"evolved":[11],"in":[12,92,115,125,220,227,263],"order":[13,221],"extend":[15],"service":[16],"all":[18,194],"users.":[19,195],"In":[20,128],"particular,":[21],"DVB-SH":[22,66,148],"provides":[23],"an":[24],"efficient":[25],"way":[26],"of":[27,41,46,146,183,215],"carrying":[28],"multimedia":[29],"services":[30],"over":[31,85,138],"satellite":[33,86,140,258],"and":[34,63,99,142,164],"terrestrial":[35,144],"a":[38,44,116,120,147,170,190,199],"big":[39],"diversity":[40],"terminals.":[42],"Also":[43],"variety":[45],"possible":[47],"system":[49,89,104],"architectures":[50],"can":[51],"be":[52,218],"chosen":[53],"due":[54],"the":[56,93,103,108,112,135,139,143,160,179,212,224,228,235,238,246,251,257],"two":[57],"different":[58],"physical":[59],"layers":[60],"specified:":[61],"OFDM":[62,180],"TDM.":[64],"Although":[65],"been":[68],"designed":[69],"broadcast":[71],"transmission,":[72],"we":[73,131],"propose":[74,198],"use":[76],"it":[77,260],"multicast":[79,117,136,229],"applications,":[80],"which":[81,185,210],"is":[82,186,241,253],"more":[83,204,254],"competitive":[84],"systems.":[87],"New":[88],"techniques":[90,157],"implemented":[91],"scheme,":[95],"such":[96],"as":[97],"ACM":[98],"resource":[100,155],"allocation,":[101],"make":[102],"strongly":[105],"dependent":[106],"on":[107,159,175],"channel":[109],"conditions.":[110],"Thus":[111],"capacity":[113],"optimization":[114],"scenario":[118],"becomes":[119],"powerful":[121],"research":[122],"challenge,":[123],"mainly":[124],"scenarios.":[127],"this":[129],"paper,":[130],"aim":[132],"at":[133],"optimizing":[134],"transmission":[137,165],"link":[141,145],"based":[149,174],"system.":[150],"The":[151],"architecture":[152],"proposed":[153],"includes":[154],"allocation":[156],"depending":[158],"scenarios":[161],"considered":[162],"(mobility":[163],"mode).":[166],"We":[167,196,231],"first":[168],"investigate":[169],"Hierarchical":[171],"Allocation":[172],"algorithm":[173],"SC":[176],"(HA-SC)":[177],"air":[181],"interface":[182],"DVB-SH,":[184],"constrained":[187],"serve":[189],"minimum":[191],"rate":[192],"later":[197],"Time":[200],"Scheduling":[201],"(TS)":[202],"algorithm,":[203,237],"appropriate":[205],"TDM":[207],"satellite-based":[208],"systems,":[209],"finds":[211],"optimal":[213],"number":[214],"served":[219],"achieve":[223],"highest":[225],"throughput":[226],"group.":[230],"show":[232],"that":[233],"with":[234,243],"TS":[236,262],"spectral":[239],"gain":[240],"20-40%":[242],"respect":[244],"worst":[247],"case":[248],"user.":[249],"Moreover,":[250],"HA-SC":[252],"suitable":[255],"since":[259],"outperforms":[261],"300%.":[264]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}