{"id":"https://openalex.org/W4388118601","doi":"https://doi.org/10.23919/eusipco58844.2023.10289965","title":"Fast Subspace-Based Semi-Blind Channel Estimation for MIMO-OFDM Communications","display_name":"Fast Subspace-Based Semi-Blind Channel Estimation for MIMO-OFDM Communications","publication_year":2023,"publication_date":"2023-09-04","ids":{"openalex":"https://openalex.org/W4388118601","doi":"https://doi.org/10.23919/eusipco58844.2023.10289965"},"language":"en","primary_location":{"id":"doi:10.23919/eusipco58844.2023.10289965","is_oa":false,"landing_page_url":"https://doi.org/10.23919/eusipco58844.2023.10289965","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 31st European Signal Processing Conference (EUSIPCO)","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/A5008133936","display_name":"Kabiru N. Aliyu","orcid":null},"institutions":[{"id":"https://openalex.org/I134085113","display_name":"King Fahd University of Petroleum and Minerals","ror":"https://ror.org/03yez3163","country_code":"SA","type":"education","lineage":["https://openalex.org/I134085113"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Kabiru N. Aliyu","raw_affiliation_strings":["KFUPM,Center for Communication Systems and Sensing,EE Dept.,Dhahran,Saudi Arabia,31261"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KFUPM,Center for Communication Systems and Sensing,EE Dept.,Dhahran,Saudi Arabia,31261","institution_ids":["https://openalex.org/I134085113"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Abdulmajid Lawal","orcid":null},"institutions":[{"id":"https://openalex.org/I134085113","display_name":"King Fahd University of Petroleum and Minerals","ror":"https://ror.org/03yez3163","country_code":"SA","type":"education","lineage":["https://openalex.org/I134085113"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Abdulmajid Lawal","raw_affiliation_strings":["KFUPM,Center for Communication Systems and Sensing,EE Dept.,Dhahran,Saudi Arabia,31261"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KFUPM,Center for Communication Systems and Sensing,EE Dept.,Dhahran,Saudi Arabia,31261","institution_ids":["https://openalex.org/I134085113"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048280041","display_name":"Karim Abed\u2010Meraim","orcid":"https://orcid.org/0000-0003-2652-1923"},"institutions":[{"id":"https://openalex.org/I4210096782","display_name":"Laboratoire Pluridisciplinaire de Recherche en Ing\u00e9nierie des Syst\u00e8mes, M\u00e9canique et Energ\u00e9tique","ror":"https://ror.org/00sbth994","country_code":"FR","type":"facility","lineage":["https://openalex.org/I12449238","https://openalex.org/I4210096782","https://openalex.org/I4210143826"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Karim Abed-Meraim","raw_affiliation_strings":["Univ. Orl&#x00E9;ans,PRISME lab.,France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. Orl&#x00E9;ans,PRISME lab.,France","institution_ids":["https://openalex.org/I4210096782"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016405871","display_name":"Azzedine Zerguine","orcid":"https://orcid.org/0000-0002-2621-4969"},"institutions":[{"id":"https://openalex.org/I134085113","display_name":"King Fahd University of Petroleum and Minerals","ror":"https://ror.org/03yez3163","country_code":"SA","type":"education","lineage":["https://openalex.org/I134085113"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Azzedine Zerguine","raw_affiliation_strings":["KFUPM,Center for Communication Systems and Sensing,EE Dept.,Dhahran,Saudi Arabia,31261"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KFUPM,Center for Communication Systems and Sensing,EE Dept.,Dhahran,Saudi Arabia,31261","institution_ids":["https://openalex.org/I134085113"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":4.3269,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.95981812,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1460","last_page":"1463"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":1.0,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":1.0,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9995999932289124,"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/T10148","display_name":"Advanced MIMO Systems Optimization","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"}}],"keywords":[{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.7865957617759705},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7297015190124512},{"id":"https://openalex.org/keywords/orthogonality","display_name":"Orthogonality","score":0.6785110831260681},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6473822593688965},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.639517068862915},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.6240633130073547},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6145198345184326},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.5595537424087524},{"id":"https://openalex.org/keywords/identifiability","display_name":"Identifiability","score":0.5492555499076843},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.5403651595115662},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.47277238965034485},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.36193233728408813},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25490710139274597},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21814078092575073},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13840925693511963},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1183556318283081},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.0889289379119873}],"concepts":[{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.7865957617759705},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7297015190124512},{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.6785110831260681},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6473822593688965},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.639517068862915},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.6240633130073547},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6145198345184326},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.5595537424087524},{"id":"https://openalex.org/C122770356","wikidata":"https://www.wikidata.org/wiki/Q1656753","display_name":"Identifiability","level":2,"score":0.5492555499076843},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.5403651595115662},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.47277238965034485},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.36193233728408813},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25490710139274597},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21814078092575073},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13840925693511963},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1183556318283081},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0889289379119873},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.23919/eusipco58844.2023.10289965","is_oa":false,"landing_page_url":"https://doi.org/10.23919/eusipco58844.2023.10289965","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 31st European Signal Processing Conference (EUSIPCO)","raw_type":"proceedings-article"},{"id":"pmh:oai:HAL:hal-04487140v1","is_oa":false,"landing_page_url":"https://hal.science/hal-04487140","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2023 31st European Signal Processing Conference (EUSIPCO), Sep 2023, Helsinki, France. pp.1460-1463, &#x27E8;10.23919/EUSIPCO58844.2023.10289965&#x27E9;","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W2007189086","https://openalex.org/W2009045708","https://openalex.org/W2076769624","https://openalex.org/W2097736984","https://openalex.org/W2115723730","https://openalex.org/W2124395306","https://openalex.org/W2142684871","https://openalex.org/W2167969193","https://openalex.org/W2486733753","https://openalex.org/W2584340922","https://openalex.org/W2630710962","https://openalex.org/W2765408322","https://openalex.org/W2890717620","https://openalex.org/W2896727547","https://openalex.org/W2902211485","https://openalex.org/W3111335979","https://openalex.org/W4281768438"],"related_works":["https://openalex.org/W2724847603","https://openalex.org/W2034041141","https://openalex.org/W2184661725","https://openalex.org/W112856298","https://openalex.org/W2573470972","https://openalex.org/W2105626102","https://openalex.org/W2131038454","https://openalex.org/W4240568257","https://openalex.org/W2900187352","https://openalex.org/W2153655215"],"abstract_inverted_index":{"This":[0],"work":[1],"addresses":[2],"the":[3,22,46,71,78,93,100],"issue":[4],"of":[5,104],"semi-blind":[6],"(SB)":[7],"subspace-based":[8],"channel":[9,28,72,96],"estimation":[10,73],"when":[11],"MIMO-OFDM":[12],"communications":[13],"systems":[14],"are":[15,35,54,89],"considered.":[16],"The":[17],"suggested":[18],"solution":[19],"primarily":[20],"decreases":[21],"computational":[23],"cost":[24,66],"while":[25],"ensuring":[26],"reliable":[27],"estimates.":[29],"Covariance":[30],"matrices":[31],"and":[32,52,98,102],"noise":[33],"subspace":[34],"calculated":[36],"for":[37,95],"each":[38],"subcarrier":[39],"in":[40,58],"a":[41,59,63],"parallel":[42],"manner":[43],"by":[44],"utilizing":[45],"OFDM":[47],"modulation's":[48],"orthogonality":[49],"property.":[50],"Pilots":[51],"data":[53,80],"then":[55],"jointly":[56],"used":[57],"SB":[60,106],"scheme,":[61],"via":[62],"global":[64],"(hybrid)":[65],"function,":[67],"to":[68,91],"improve":[69],"further":[70],"accuracy":[74],"as":[75,77],"well":[76],"information":[79],"throughput.":[81],"To":[82],"support":[83],"our":[84,105],"study,":[85],"several":[86],"numerical":[87],"simulations":[88],"performed":[90],"investigate":[92],"requirements":[94],"identifiability":[97],"assess":[99],"performance":[101],"limitations":[103],"method.":[107]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
