{"id":"https://openalex.org/W2098042023","doi":"https://doi.org/10.1109/acssc.2008.5074785","title":"OFDMA based cooperative relay networks","display_name":"OFDMA based cooperative relay networks","publication_year":2008,"publication_date":"2008-10-01","ids":{"openalex":"https://openalex.org/W2098042023","doi":"https://doi.org/10.1109/acssc.2008.5074785","mag":"2098042023"},"language":"en","primary_location":{"id":"doi:10.1109/acssc.2008.5074785","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acssc.2008.5074785","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 42nd Asilomar Conference on Signals, Systems and Computers","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/A5060881187","display_name":"Chintha Tellambura","orcid":"https://orcid.org/0000-0002-9419-7195"},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Chintha Tellambura","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Alberta, Edmonton, AB, Canada","Dept. of Electr. & Comput. Eng, Univ. of Alberta, Edmonton, AB"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Alberta, Edmonton, AB, Canada","institution_ids":["https://openalex.org/I154425047"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng, Univ. of Alberta, Edmonton, AB","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040401781","display_name":"Zhongshan Zhang","orcid":"https://orcid.org/0000-0001-6454-4689"},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Zhongshan Zhang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Alberta, Edmonton, AB, Canada","Dept. of Electr. & Comput. Eng, Univ. of Alberta, Edmonton, AB"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Alberta, Edmonton, AB, Canada","institution_ids":["https://openalex.org/I154425047"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng, Univ. of Alberta, Edmonton, AB","institution_ids":["https://openalex.org/I154425047"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I154425047"],"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":"3","issue":null,"first_page":"2014","last_page":"2018"},"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9988999962806702,"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9986000061035156,"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/computer-science","display_name":"Computer science","score":0.7042940258979797},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.6809548735618591},{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.6063033938407898},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiple-access","display_name":"Orthogonal frequency-division multiple access","score":0.5787595510482788},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.5543698668479919},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.5447857975959778},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5300158262252808},{"id":"https://openalex.org/keywords/pairwise-error-probability","display_name":"Pairwise error probability","score":0.5126306414604187},{"id":"https://openalex.org/keywords/frequency-offset","display_name":"Frequency offset","score":0.4872550070285797},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4655265212059021},{"id":"https://openalex.org/keywords/frequency-division-multiple-access","display_name":"Frequency-division multiple access","score":0.4485465884208679},{"id":"https://openalex.org/keywords/linear-network-coding","display_name":"Linear network coding","score":0.43030327558517456},{"id":"https://openalex.org/keywords/offset","display_name":"Offset (computer science)","score":0.425481915473938},{"id":"https://openalex.org/keywords/carrier-frequency-offset","display_name":"Carrier frequency offset","score":0.4160307049751282},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4042867124080658},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.40389400720596313},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.33202311396598816},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.31271323561668396},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.2868221402168274},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.2819547951221466},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16758817434310913},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.09820112586021423}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7042940258979797},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.6809548735618591},{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.6063033938407898},{"id":"https://openalex.org/C2775907427","wikidata":"https://www.wikidata.org/wiki/Q2697649","display_name":"Orthogonal frequency-division multiple access","level":4,"score":0.5787595510482788},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.5543698668479919},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.5447857975959778},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5300158262252808},{"id":"https://openalex.org/C2780839233","wikidata":"https://www.wikidata.org/wiki/Q16000284","display_name":"Pairwise error probability","level":4,"score":0.5126306414604187},{"id":"https://openalex.org/C49319798","wikidata":"https://www.wikidata.org/wiki/Q5502874","display_name":"Frequency offset","level":4,"score":0.4872550070285797},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4655265212059021},{"id":"https://openalex.org/C2776208322","wikidata":"https://www.wikidata.org/wiki/Q844071","display_name":"Frequency-division multiple access","level":4,"score":0.4485465884208679},{"id":"https://openalex.org/C138293262","wikidata":"https://www.wikidata.org/wiki/Q1089578","display_name":"Linear network coding","level":3,"score":0.43030327558517456},{"id":"https://openalex.org/C175291020","wikidata":"https://www.wikidata.org/wiki/Q1156822","display_name":"Offset (computer science)","level":2,"score":0.425481915473938},{"id":"https://openalex.org/C2776108382","wikidata":"https://www.wikidata.org/wiki/Q25111451","display_name":"Carrier frequency offset","level":5,"score":0.4160307049751282},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4042867124080658},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.40389400720596313},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.33202311396598816},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.31271323561668396},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.2868221402168274},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.2819547951221466},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16758817434310913},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.09820112586021423},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/acssc.2008.5074785","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acssc.2008.5074785","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 42nd Asilomar Conference on Signals, Systems and Computers","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1567777341","https://openalex.org/W2026898705","https://openalex.org/W2036351228","https://openalex.org/W2102934991","https://openalex.org/W2118040894","https://openalex.org/W2118945493","https://openalex.org/W2120030930","https://openalex.org/W2125917316","https://openalex.org/W2155422102","https://openalex.org/W3128611524","https://openalex.org/W6634093911"],"related_works":["https://openalex.org/W2884849751","https://openalex.org/W1486522140","https://openalex.org/W2093099276","https://openalex.org/W3190354038","https://openalex.org/W1836907912","https://openalex.org/W2065600682","https://openalex.org/W2087148214","https://openalex.org/W2051220555","https://openalex.org/W2166055722","https://openalex.org/W2120186591"],"abstract_inverted_index":{"We":[0],"evaluate":[1],"the":[2,16,27,51,67,73,83,95,114,123,138,150,154,158,172],"performance":[3,92,152],"improvement":[4,93],"in":[5,15,25,70,94,108,113,132],"orthogonal":[6,129],"frequency-division":[7],"multiplex":[8],"access":[9],"(OFDMA)":[10],"achievable":[11],"with":[12,161],"cooperative":[13,85,101,110,133],"relaying":[14],"presence":[17,115],"of":[18,82,116,128,153],"frequency":[19,96,117,139,167],"offsets.":[20],"The":[21,58,78,91],"relays":[22,41,54],"can":[23],"operate":[24],"either":[26],"amplify-and-forward":[28],"(AF)":[29],"or":[30],"decode-and-forward":[31],"(DF)":[32],"mode.":[33],"In":[34],"each":[35,64],"transmission,":[36],"node":[37],"S":[38,71],"has":[39],"M":[40,53],"when":[42],"transmitting":[43],"its":[44],"own":[45],"signal,":[46],"and":[47,72,122,141,171],"it":[48],"also":[49,120],"helps":[50],"other":[52],"transmit":[55,63],"their":[56],"signals.":[57],"total":[59],"power":[60,68],"used":[61],"to":[62,136,163],"symbol,":[65],"including":[66],"consumed":[69],"relays,":[74],"is":[75,103,119,145],"kept":[76],"constant.":[77],"outage":[79,164],"information":[80,165],"rates":[81],"proposed":[84,155],"transmission":[86,160],"scheme":[87,156],"are":[88],"first":[89],"derived.":[90,146],"offset":[97,140,168],"estimation":[98,107,143,169],"by":[99],"using":[100],"relay":[102],"then":[104],"analyzed.":[105],"Channel":[106],"a":[109],"OFDMA":[111,134],"network":[112],"offsets":[118],"evaluated,":[121],"pairwise":[124],"error":[125,170],"probability":[126],"(PEP)":[127],"space-time":[130],"coding":[131],"due":[135],"both":[137],"channel":[142],"errors":[144],"Numerical":[147],"results":[148],"illustrate":[149],"superior":[151],"over":[157],"conventional":[159],"regard":[162],"rate,":[166],"PEP.":[173]},"counts_by_year":[{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}