{"id":"https://openalex.org/W2155630571","doi":"https://doi.org/10.1109/vetecf.2009.5378811","title":"Effect of Cooperative CSI in Adaptive Subcarrier Allocation for OFCDM Based Decode-and-Forward Relay Systems","display_name":"Effect of Cooperative CSI in Adaptive Subcarrier Allocation for OFCDM Based Decode-and-Forward Relay Systems","publication_year":2009,"publication_date":"2009-09-01","ids":{"openalex":"https://openalex.org/W2155630571","doi":"https://doi.org/10.1109/vetecf.2009.5378811","mag":"2155630571"},"language":"en","primary_location":{"id":"doi:10.1109/vetecf.2009.5378811","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecf.2009.5378811","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 70th Vehicular Technology Conference Fall","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/A5047623199","display_name":"S. Senthuran","orcid":null},"institutions":[{"id":"https://openalex.org/I530967","display_name":"Toronto Metropolitan University","ror":"https://ror.org/05g13zd79","country_code":"CA","type":"education","lineage":["https://openalex.org/I530967"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"S. Senthuran","raw_affiliation_strings":["Department of ELCE, Ryerson University, Toronto, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of ELCE, Ryerson University, Toronto, Canada","institution_ids":["https://openalex.org/I530967"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074463174","display_name":"Alagan Anpalagan","orcid":"https://orcid.org/0000-0002-6646-6052"},"institutions":[{"id":"https://openalex.org/I530967","display_name":"Toronto Metropolitan University","ror":"https://ror.org/05g13zd79","country_code":"CA","type":"education","lineage":["https://openalex.org/I530967"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"A. Anpalagan","raw_affiliation_strings":["Department of ELCE, Ryerson University, Toronto, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of ELCE, Ryerson University, Toronto, Canada","institution_ids":["https://openalex.org/I530967"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015004841","display_name":"Olivia Das","orcid":"https://orcid.org/0000-0002-1106-6713"},"institutions":[{"id":"https://openalex.org/I530967","display_name":"Toronto Metropolitan University","ror":"https://ror.org/05g13zd79","country_code":"CA","type":"education","lineage":["https://openalex.org/I530967"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"O. Das","raw_affiliation_strings":["Department of ELCE, Ryerson University, Toronto, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of ELCE, Ryerson University, Toronto, Canada","institution_ids":["https://openalex.org/I530967"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113817410","display_name":"Sehrish Khan","orcid":null},"institutions":[{"id":"https://openalex.org/I124386471","display_name":"Khulna University","ror":"https://ror.org/05pny7s12","country_code":"BD","type":"education","lineage":["https://openalex.org/I124386471"]}],"countries":["BD"],"is_corresponding":false,"raw_author_name":"Sehrish Khan","raw_affiliation_strings":["ECE Discipline, Khulna University, Khulna, Bangladesh"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ECE Discipline, Khulna University, Khulna, Bangladesh","institution_ids":["https://openalex.org/I124386471"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"51","issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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"}},{"id":"https://openalex.org/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9955999851226807,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9869999885559082,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.8396921157836914},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.6152307391166687},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5626487135887146},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.48596227169036865},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.4366229772567749},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.37927600741386414},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2564151883125305},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.22264748811721802},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.16284090280532837},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.15964749455451965},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.12389245629310608}],"concepts":[{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.8396921157836914},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.6152307391166687},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5626487135887146},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.48596227169036865},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.4366229772567749},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.37927600741386414},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2564151883125305},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.22264748811721802},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.16284090280532837},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.15964749455451965},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.12389245629310608},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vetecf.2009.5378811","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecf.2009.5378811","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 70th Vehicular Technology Conference Fall","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Partnerships for the goals","id":"https://metadata.un.org/sdg/17","score":0.4300000071525574}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1527064495","https://openalex.org/W2026898705","https://openalex.org/W2097597259","https://openalex.org/W2098783043","https://openalex.org/W2102190941","https://openalex.org/W2105877470","https://openalex.org/W2111107546","https://openalex.org/W2112044387","https://openalex.org/W2127589774","https://openalex.org/W2148963518","https://openalex.org/W2152926691"],"related_works":["https://openalex.org/W2972242150","https://openalex.org/W2561242965","https://openalex.org/W2155294209","https://openalex.org/W2463175948","https://openalex.org/W2006290459","https://openalex.org/W2465954300","https://openalex.org/W2169491089","https://openalex.org/W2359859694","https://openalex.org/W2106711889","https://openalex.org/W4226210192"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,134],"first":[4],"propose":[5],"a":[6,13,48,104,197],"modified":[7],"adaptive":[8],"subcarrier":[9,125,178],"allocation":[10,56,126,179],"algorithm":[11],"for":[12,223],"two-hop":[14],"decode-and-forward":[15],"OFCDM":[16,128,224],"relay":[17],"system":[18],"and":[19,27,42,78,93,121,213],"then":[20],"its":[21],"BER":[22,66],"performance":[23,67,154],"analysis":[24],"is":[25,180],"formulated":[26],"numerically":[28],"evaluated":[29,46],"via":[30],"Monte-Carlo":[31],"simulation.":[32],"The":[33],"effect":[34],"of":[35,39,57],"considering":[36],"the":[37,55,91,124,137,160,177,191,200,214],"CSI":[38,63],"source-base":[40,94,186],"station":[41,95,187],"source-relay":[43,61,92,192],"links":[44,96],"are":[45],"in":[47,118,127,211,220],"cooperative":[49,107],"diversity":[50],"system.":[51],"Results":[52],"show":[53],"that":[54,116,136,174],"subcarriers":[58],"based":[59],"on":[60],"link":[62,188],"provides":[64,217],"better":[65,153],"at":[68,79],"higher":[69],"E":[70,81,139,162],"<sub":[71,75,82,86,140,144,163,167,204,208],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[72,76,83,87,141,145,164,168,205,209],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">b</sub>":[73,84,142,165,206],"/N":[74,85,143,166,207],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">o</sub>":[77,88,146,169,210],"lower":[80,161],",":[89],"both":[90],"need":[97],"to":[98,185],"be":[99],"considered.":[100],"We":[101,194],"also":[102,195],"introduce":[103],"parameter":[105],"called":[106],"channel":[108],"state":[109],"information,":[110],"C-CSI-(0":[111],"\u00bf":[112,114],"v":[113,171],"1),":[115],"weighs":[117],"end-to-end":[119],"SINR":[120],"hence":[122],"impacts":[123],"systems.":[129,225],"From":[130],"our":[131],"numerical":[132],"simulation,":[133],"notice":[135],"cross-over":[138,201],"point":[147,202],"(around":[148],"which":[149,216],"frequency":[150],"spreading":[151],"gives":[152],"than":[155,190],"time":[156],"spreading)":[157],"moves":[158],"towards":[159],"when":[170,176],"approaches":[172],"1;":[173],"is,":[175],"done":[181],"giving":[182],"more":[183],"weight":[184],"rather":[189],"link.":[193],"observe":[196],"relationship":[198],"between":[199],"(E":[203],"dB)":[212],"C-CSI,":[215],"additional":[218],"flexibility":[219],"operating":[221],"environment":[222]},"counts_by_year":[{"year":2021,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
