{"id":"https://openalex.org/W2888994464","doi":"https://doi.org/10.1109/iwcmc.2018.8450285","title":"Optimal Array size for Multiuser MIMO","display_name":"Optimal Array size for Multiuser MIMO","publication_year":2018,"publication_date":"2018-06-01","ids":{"openalex":"https://openalex.org/W2888994464","doi":"https://doi.org/10.1109/iwcmc.2018.8450285","mag":"2888994464"},"language":"en","primary_location":{"id":"doi:10.1109/iwcmc.2018.8450285","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iwcmc.2018.8450285","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 14th International Wireless Communications & Mobile Computing Conference (IWCMC)","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/A5101963568","display_name":"Khalid Hameed","orcid":"https://orcid.org/0000-0003-3906-0521"},"institutions":[{"id":"https://openalex.org/I139894009","display_name":"University of Bradford","ror":"https://ror.org/00vs8d940","country_code":"GB","type":"education","lineage":["https://openalex.org/I139894009"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Khalid W. Hameed","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, University of Bradford, UK"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, University of Bradford, UK","institution_ids":["https://openalex.org/I139894009"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052166718","display_name":"James M. Noras","orcid":null},"institutions":[{"id":"https://openalex.org/I139894009","display_name":"University of Bradford","ror":"https://ror.org/00vs8d940","country_code":"GB","type":"education","lineage":["https://openalex.org/I139894009"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"James M. Noras","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, University of Bradford, UK"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, University of Bradford, UK","institution_ids":["https://openalex.org/I139894009"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087615236","display_name":"Ayman Radwan","orcid":"https://orcid.org/0000-0003-1935-6077"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Ayman Radwan","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es \u2013 Aveiro, Campus Universit\u00e1rio de Santiago, Aveiro, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es \u2013 Aveiro, Campus Universit\u00e1rio de Santiago, Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101530895","display_name":"Fadi Al\u2010Turjman","orcid":"https://orcid.org/0000-0001-6375-4123"},"institutions":[{"id":"https://openalex.org/I201799495","display_name":"Middle East Technical University","ror":"https://ror.org/014weej12","country_code":"TR","type":"education","lineage":["https://openalex.org/I201799495"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Fadi Al-Turjman","raw_affiliation_strings":["Middle East Technical University \u2013 Northern Cyprus Campus, Mersin 10, Turkey"],"affiliations":[{"raw_affiliation_string":"Middle East Technical University \u2013 Northern Cyprus Campus, Mersin 10, Turkey","institution_ids":["https://openalex.org/I201799495"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065466622","display_name":"Jonathan Rodr\u0131\u0301guez","orcid":"https://orcid.org/0000-0001-9829-0955"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Jonathan Rodriguez","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es \u2013 Aveiro, Campus Universit\u00e1rio de Santiago, Aveiro, Portugal"],"affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es \u2013 Aveiro, Campus Universit\u00e1rio de Santiago, Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5084069773","display_name":"Raed A. Abd\u2010Alhameed","orcid":"https://orcid.org/0000-0003-2972-9965"},"institutions":[{"id":"https://openalex.org/I139894009","display_name":"University of Bradford","ror":"https://ror.org/00vs8d940","country_code":"GB","type":"education","lineage":["https://openalex.org/I139894009"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Raed A. Abd-Alhameed","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, University of Bradford, UK"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, University of Bradford, UK","institution_ids":["https://openalex.org/I139894009"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5101963568"],"corresponding_institution_ids":["https://openalex.org/I139894009"],"apc_list":null,"apc_paid":null,"fwci":0.1308,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.48801775,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1296","last_page":"1300"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9998000264167786,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9987999796867371,"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/base-station","display_name":"Base station","score":0.7392158508300781},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7222789525985718},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6752219200134277},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5815129280090332},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.551551103591919},{"id":"https://openalex.org/keywords/directional-antenna","display_name":"Directional antenna","score":0.5366171598434448},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.45137256383895874},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4512639343738556},{"id":"https://openalex.org/keywords/frame","display_name":"Frame (networking)","score":0.44524121284484863},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.4103085696697235},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.330655038356781},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.3088325560092926},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.18862545490264893},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.18140673637390137},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.1250525414943695},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09410586953163147}],"concepts":[{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.7392158508300781},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7222789525985718},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6752219200134277},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5815129280090332},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.551551103591919},{"id":"https://openalex.org/C64671776","wikidata":"https://www.wikidata.org/wiki/Q769152","display_name":"Directional antenna","level":3,"score":0.5366171598434448},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.45137256383895874},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4512639343738556},{"id":"https://openalex.org/C126042441","wikidata":"https://www.wikidata.org/wiki/Q1324888","display_name":"Frame (networking)","level":2,"score":0.44524121284484863},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.4103085696697235},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.330655038356781},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.3088325560092926},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.18862545490264893},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.18140673637390137},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.1250525414943695},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09410586953163147},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/iwcmc.2018.8450285","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iwcmc.2018.8450285","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 14th International Wireless Communications & Mobile Computing Conference (IWCMC)","raw_type":"proceedings-article"},{"id":"pmh:oai:open.metu.edu.tr:11511/68289","is_oa":false,"landing_page_url":"https://hdl.handle.net/11511/68289","pdf_url":null,"source":{"id":"https://openalex.org/S4306402495","display_name":"OpenMETU (Middle East Technical University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I201799495","host_organization_name":"Middle East Technical University","host_organization_lineage":["https://openalex.org/I201799495"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":""}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7300000190734863,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320335322","display_name":"European Regional Development Fund","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W595252221","https://openalex.org/W1508642566","https://openalex.org/W1538961851","https://openalex.org/W1966984991","https://openalex.org/W1985427746","https://openalex.org/W1988942839","https://openalex.org/W2025138368","https://openalex.org/W2025262567","https://openalex.org/W2047468088","https://openalex.org/W2061497067","https://openalex.org/W2068712429","https://openalex.org/W2101484731","https://openalex.org/W2101727634","https://openalex.org/W2103972037","https://openalex.org/W2104074482","https://openalex.org/W2109005286","https://openalex.org/W2111451941","https://openalex.org/W2113908212","https://openalex.org/W2117386602","https://openalex.org/W2120867684","https://openalex.org/W2129853852","https://openalex.org/W2149527114","https://openalex.org/W2150764210","https://openalex.org/W2161044775","https://openalex.org/W2164630933","https://openalex.org/W2170510856","https://openalex.org/W2227460335","https://openalex.org/W2291159204","https://openalex.org/W2346131329","https://openalex.org/W2520320748","https://openalex.org/W2530403758","https://openalex.org/W2557555731","https://openalex.org/W2558169961","https://openalex.org/W2567005928","https://openalex.org/W2587515641","https://openalex.org/W2610335499","https://openalex.org/W2767576246","https://openalex.org/W4235371447"],"related_works":["https://openalex.org/W2500106866","https://openalex.org/W4291895924","https://openalex.org/W1783583321","https://openalex.org/W2038397443","https://openalex.org/W4384616438","https://openalex.org/W2026727497","https://openalex.org/W2941374357","https://openalex.org/W2159343473","https://openalex.org/W2164866798","https://openalex.org/W2561058892"],"abstract_inverted_index":{"This":[0],"paper":[1],"investigates":[2],"the":[3,20,24,41,49,65,95,102],"optimal":[4,96],"number":[5,25,42,82,103],"of":[6,26,43,83,104],"antennas":[7,27,44,56,84],"at":[8,28],"a":[9],"base":[10,29],"station,":[11],"in":[12,19,55,60,69,107],"contrast":[13],"to":[14,64,78,99],"what":[15],"has":[16,85],"been":[17,86],"accepted":[18],"past:":[21],"that":[22,39,94],"increasing":[23,40],"station":[30],"always":[31,47],"enhances":[32],"performance.":[33,51],"In":[34],"this":[35],"study,":[36],"we":[37],"show":[38,93],"does":[45],"not":[46],"improve":[48],"desired":[50],"Additionally,":[52],"such":[53],"increase":[54],"consumes":[57],"more":[58,72,76],"power":[59],"transmission":[61],"and":[62,74],"adds":[63],"computation":[66],"complexity,":[67],"which":[68],"turn":[70],"needs":[71],"time":[73,109],"is":[75],"difficult":[77],"implement.":[79],"The":[80,90],"optimum":[81],"evaluated":[87],"using":[88],"simulations.":[89],"simulation":[91],"results":[92],"ratio":[97],"equals":[98],"1.2":[100],"times":[101],"active":[105],"users":[106],"each":[108],"frame.":[110]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}