{"id":"https://openalex.org/W2085593504","doi":"https://doi.org/10.1109/icc.2012.6363836","title":"Cascaded doubly-selective channel estimation in multi-relay AF OFDM transmissions","display_name":"Cascaded doubly-selective channel estimation in multi-relay AF OFDM transmissions","publication_year":2012,"publication_date":"2012-06-01","ids":{"openalex":"https://openalex.org/W2085593504","doi":"https://doi.org/10.1109/icc.2012.6363836","mag":"2085593504"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2012.6363836","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2012.6363836","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"},"type":"article","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/A5076468103","display_name":"Lo\u00efc Canonne-Velasquez","orcid":null},"institutions":[{"id":"https://openalex.org/I5023651","display_name":"McGill University","ror":"https://ror.org/01pxwe438","country_code":"CA","type":"education","lineage":["https://openalex.org/I5023651"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Loic Canonne-Velasquez","raw_affiliation_strings":["Department of Electrical and Computer Engineering, McGill University, Montreal, QUE, Canada","Department of Electrical and Computer Engineering, McGill University, Montr\u00e9al, Qu\u00e9bec, Canada, H3A 2A7"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, McGill University, Montreal, QUE, Canada","institution_ids":["https://openalex.org/I5023651"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, McGill University, Montr\u00e9al, Qu\u00e9bec, Canada, H3A 2A7","institution_ids":["https://openalex.org/I5023651"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071037129","display_name":"Hung Nguyen\u2010Le","orcid":"https://orcid.org/0000-0001-5646-9543"},"institutions":[{"id":"https://openalex.org/I3129492623","display_name":"University of Da Nang","ror":"https://ror.org/03ecpp171","country_code":"VN","type":"education","lineage":["https://openalex.org/I3129492623"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Hung Nguyen-Le","raw_affiliation_strings":["Department of Electronics and Telecommunications Engineering, Danang University of Technology, Vietnam"],"affiliations":[{"raw_affiliation_string":"Department of Electronics and Telecommunications Engineering, Danang University of Technology, Vietnam","institution_ids":["https://openalex.org/I3129492623"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026464766","display_name":"Tho Le\u2010Ngoc","orcid":"https://orcid.org/0000-0002-9308-8894"},"institutions":[{"id":"https://openalex.org/I5023651","display_name":"McGill University","ror":"https://ror.org/01pxwe438","country_code":"CA","type":"education","lineage":["https://openalex.org/I5023651"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Tho Le-Ngoc","raw_affiliation_strings":["Department of Electrical and Computer Engineering, McGill University, Montreal, QUE, Canada","Department of Electrical and Computer Engineering, McGill University, Montr\u00e9al, Qu\u00e9bec, Canada, H3A 2A7"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, McGill University, Montreal, QUE, Canada","institution_ids":["https://openalex.org/I5023651"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, McGill University, Montr\u00e9al, Qu\u00e9bec, Canada, H3A 2A7","institution_ids":["https://openalex.org/I5023651"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5076468103"],"corresponding_institution_ids":["https://openalex.org/I5023651"],"apc_list":null,"apc_paid":null,"fwci":3.41130469,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.92485455,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"3836","last_page":"3840"},"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":0.9994999766349792,"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":0.9962000250816345,"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/relay","display_name":"Relay","score":0.8748412728309631},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.7772669792175293},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.6259580850601196},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6217436790466309},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.5643986463546753},{"id":"https://openalex.org/keywords/relay-channel","display_name":"Relay channel","score":0.5001733303070068},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.4187270998954773},{"id":"https://openalex.org/keywords/basis","display_name":"Basis (linear algebra)","score":0.41804760694503784},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3925285339355469},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3464566469192505},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24940332770347595},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.18878638744354248},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.18471911549568176},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.0663592517375946},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.05652359127998352}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.8748412728309631},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.7772669792175293},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.6259580850601196},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6217436790466309},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.5643986463546753},{"id":"https://openalex.org/C46257984","wikidata":"https://www.wikidata.org/wiki/Q7310895","display_name":"Relay channel","level":4,"score":0.5001733303070068},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.4187270998954773},{"id":"https://openalex.org/C12426560","wikidata":"https://www.wikidata.org/wiki/Q189569","display_name":"Basis (linear algebra)","level":2,"score":0.41804760694503784},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3925285339355469},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3464566469192505},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24940332770347595},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.18878638744354248},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.18471911549568176},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0663592517375946},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.05652359127998352},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc.2012.6363836","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2012.6363836","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W192963517","https://openalex.org/W2015310386","https://openalex.org/W2089936669","https://openalex.org/W2120448104","https://openalex.org/W2129506838","https://openalex.org/W2133338231","https://openalex.org/W2138824526","https://openalex.org/W2145959343","https://openalex.org/W2148497317","https://openalex.org/W2148963518","https://openalex.org/W2156960709"],"related_works":["https://openalex.org/W2608897767","https://openalex.org/W2963768675","https://openalex.org/W2153829573","https://openalex.org/W2099376255","https://openalex.org/W2004047158","https://openalex.org/W2119153672","https://openalex.org/W2993015344","https://openalex.org/W1559320887","https://openalex.org/W2374704553","https://openalex.org/W2082611414"],"abstract_inverted_index":{"This":[0],"paper":[1],"studies":[2],"the":[3,42,62,68,74,76,84,89,98],"problem":[4,86],"of":[5,27,78,91,139],"channel":[6,24,36,48,64,71,118,166],"estimation":[7,25,137,167],"in":[8,61,114,146],"amplify-and-forward":[9],"(AF)":[10],"multi-relay":[11,117,148],"transmissions":[12],"over":[13],"time-":[14],"and":[15,29,128,165],"frequency-selective":[16],"(doubly":[17],"selective)":[18],"channels.":[19],"To":[20,100],"avoid":[21],"two":[22],"separate":[23],"processes":[26],"source-to-relay":[28],"relay-to-destination":[30],"links,":[31],"a":[32,92,135,147,152,156],"cascaded":[33,69,116,141],"doubly":[34,142],"selective":[35,143],"model":[37],"is":[38,169],"formulated":[39,63],"to":[40,57,83,88,111],"characterize":[41],"source-to-relay-to-destination":[43],"(SRD)":[44],"channel.":[45],"Time-varying":[46],"SRD":[47,70,144],"gains":[49,161],"are":[50,109],"projected":[51],"onto":[52],"different":[53,140],"basis":[54,124],"expansion":[55,125],"functions":[56],"attain":[58],"dimension":[59],"reduction":[60],"model.":[65],"In":[66],"estimating":[67],"responses":[72],"at":[73,107],"destination,":[75],"presence":[77],"multiple":[79,163],"relays":[80,108],"gives":[81],"rise":[82],"ambiguity":[85],"due":[87],"use":[90],"single":[93,136],"pilot":[94,154],"signal":[95],"transmitted":[96],"from":[97],"source.":[99],"circumvent":[101],"this":[102],"problem,":[103],"time-variant":[104,129],"amplifying":[105,130],"factors":[106,131],"introduced":[110],"be":[112],"used":[113],"maximum-likelihood-based":[115],"estimation.":[119],"Simulation":[120],"results":[121],"show":[122],"that":[123],"models":[126],"(BEMs)":[127],"can":[132],"efficiently":[133],"facilitate":[134],"process":[138],"channels":[145],"system.":[149],"Furthermore,":[150],"for":[151],"fixed":[153],"overhead,":[155],"relationship":[157],"between":[158],"space":[159],"diversity":[160],"(with":[162],"relays)":[164],"accuracy":[168],"also":[170],"numerically":[171],"illustrated.":[172]},"counts_by_year":[{"year":2017,"cited_by_count":3},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
