{"id":"https://openalex.org/W2954069431","doi":"https://doi.org/10.1109/access.2019.2921530","title":"Hybrid Multi-User Equalizer for Massive MIMO Millimeter-Wave Dynamic Subconnected Architecture","display_name":"Hybrid Multi-User Equalizer for Massive MIMO Millimeter-Wave Dynamic Subconnected Architecture","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2954069431","doi":"https://doi.org/10.1109/access.2019.2921530","mag":"2954069431"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2921530","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2921530","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08732323.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08732323.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5054386427","display_name":"Roberto Magueta","orcid":"https://orcid.org/0000-0001-6958-4129"},"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":true,"raw_author_name":"Roberto Magueta","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es (IT), and DETI, Univ.de Aveiro, Aveiro, Portugal"],"raw_orcid":"https://orcid.org/0000-0001-6958-4129","affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es (IT), and DETI, Univ.de Aveiro, Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064067921","display_name":"Daniel Castanheira","orcid":"https://orcid.org/0000-0002-3858-2574"},"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":"Daniel Castanheira","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es (IT), and DETI, Univ.de Aveiro, Aveiro, Portugal"],"raw_orcid":"https://orcid.org/0000-0002-3858-2574","affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es (IT), and DETI, Univ.de Aveiro, Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053488393","display_name":"Ad\u00e3o Silva","orcid":"https://orcid.org/0000-0002-7008-6773"},"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":"Adao Silva","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es (IT), and DETI, Univ.de Aveiro, Aveiro, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es (IT), and DETI, Univ.de Aveiro, Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034724801","display_name":"Rui Dinis","orcid":"https://orcid.org/0000-0002-8520-7267"},"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":"Rui Dinis","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es (IT), and Faculdade de Ci\u00eancias e Tecnologia, Univ. Nova de Lisboa, Lisboa, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es (IT), and Faculdade de Ci\u00eancias e Tecnologia, Univ. Nova de Lisboa, Lisboa, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032526711","display_name":"At\u00edlio Gameiro","orcid":"https://orcid.org/0000-0003-1565-7921"},"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":"Atilio Gameiro","raw_affiliation_strings":["Instituto de Telecomunica\u00e7\u00f5es (IT), and DETI, Univ.de Aveiro, Aveiro, Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica\u00e7\u00f5es (IT), and DETI, Univ.de Aveiro, Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5054386427"],"corresponding_institution_ids":["https://openalex.org/I4210120471"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":4.1165,"has_fulltext":true,"cited_by_count":40,"citation_normalized_percentile":{"value":0.94535757,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"7","issue":null,"first_page":"79017","last_page":"79029"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9998000264167786,"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9998000264167786,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9993000030517578,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9980999827384949,"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":0.7489826679229736},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6207529306411743},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5555506348609924},{"id":"https://openalex.org/keywords/adaptive-equalizer","display_name":"Adaptive equalizer","score":0.5039567351341248},{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.4658070206642151},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.456044465303421},{"id":"https://openalex.org/keywords/baseband","display_name":"Baseband","score":0.4444844722747803},{"id":"https://openalex.org/keywords/equalization","display_name":"Equalization (audio)","score":0.37250590324401855},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.20641514658927917},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.18702057003974915},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.1642673909664154},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.12995412945747375},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12324151396751404}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7489826679229736},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6207529306411743},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5555506348609924},{"id":"https://openalex.org/C25125847","wikidata":"https://www.wikidata.org/wiki/Q4680741","display_name":"Adaptive equalizer","level":4,"score":0.5039567351341248},{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.4658070206642151},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.456044465303421},{"id":"https://openalex.org/C65165936","wikidata":"https://www.wikidata.org/wiki/Q575784","display_name":"Baseband","level":3,"score":0.4444844722747803},{"id":"https://openalex.org/C75755367","wikidata":"https://www.wikidata.org/wiki/Q104531076","display_name":"Equalization (audio)","level":3,"score":0.37250590324401855},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.20641514658927917},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.18702057003974915},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.1642673909664154},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.12995412945747375},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12324151396751404},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/access.2019.2921530","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2921530","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08732323.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:adf9da2dbdc24c83991d4d06c262a623","is_oa":true,"landing_page_url":"https://doaj.org/article/adf9da2dbdc24c83991d4d06c262a623","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 7, Pp 79017-79029 (2019)","raw_type":"article"},{"id":"pmh:oai:ria.ua.pt:10773/28757","is_oa":true,"landing_page_url":"http://hdl.handle.net/10773/28757","pdf_url":null,"source":{"id":"https://openalex.org/S4306402433","display_name":"Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"journal article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2921530","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2921530","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08732323.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.5400000214576721}],"awards":[{"id":"https://openalex.org/G1167214205","display_name":null,"funder_award_id":"COMPETE","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G121659266","display_name":null,"funder_award_id":"Portugal 2020","funder_id":"https://openalex.org/F4320328601","funder_display_name":"Programa Operacional Regional do Centro"},{"id":"https://openalex.org/G1438518836","display_name":null,"funder_award_id":"POCI-01-0145-FEDER-016432","funder_id":"https://openalex.org/F4320328601","funder_display_name":"Programa Operacional Regional do Centro"},{"id":"https://openalex.org/G1516346500","display_name":null,"funder_award_id":"01-0145","funder_id":"https://openalex.org/F4320334779","funder_display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia"},{"id":"https://openalex.org/G1578237752","display_name":null,"funder_award_id":"COMPETE","funder_id":"https://openalex.org/F4320334779","funder_display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia"},{"id":"https://openalex.org/G1763632427","display_name":null,"funder_award_id":"POCI-01-0145","funder_id":"https://openalex.org/F4320334779","funder_display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia"},{"id":"https://openalex.org/G218060440","display_name":null,"funder_award_id":"POCI-01-0145-FEDER-016432","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G2420713435","display_name":null,"funder_award_id":"POCI-01-0145-FEDER-016432","funder_id":"https://openalex.org/F4320334779","funder_display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia"},{"id":"https://openalex.org/G2668326464","display_name":null,"funder_award_id":"CENTRO 2020","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G274581676","display_name":null,"funder_award_id":"POCI-01","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G3850789590","display_name":null,"funder_award_id":"50008","funder_id":"https://openalex.org/F4320334779","funder_display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia"},{"id":"https://openalex.org/G4176497637","display_name":null,"funder_award_id":"COMPETE 2020","funder_id":"https://openalex.org/F4320334779","funder_display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia"},{"id":"https://openalex.org/G4455079242","display_name":null,"funder_award_id":"POCI-01-","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G5224927334","display_name":null,"funder_award_id":"POCI-01-","funder_id":"https://openalex.org/F4320334779","funder_display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia"},{"id":"https://openalex.org/G5454278309","display_name":null,"funder_award_id":"/2017","funder_id":"https://openalex.org/F4320334779","funder_display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia"},{"id":"https://openalex.org/G6055845703","display_name":null,"funder_award_id":"CENTRO 2020","funder_id":"https://openalex.org/F4320328601","funder_display_name":"Programa Operacional Regional do Centro"},{"id":"https://openalex.org/G6339849012","display_name":null,"funder_award_id":"UID/EEA/50008/2019","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G6471961213","display_name":null,"funder_award_id":"02/SAICT/2017","funder_id":"https://openalex.org/F4320334779","funder_display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia"},{"id":"https://openalex.org/G6679443276","display_name":null,"funder_award_id":"UID/EEA/50008/2019","funder_id":"https://openalex.org/F4320334779","funder_display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia"},{"id":"https://openalex.org/G7817842960","display_name":null,"funder_award_id":"02/SAICT/2017","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G8862270368","display_name":null,"funder_award_id":"POCI-01-0145-FEDER","funder_id":"https://openalex.org/F4320334779","funder_display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia"},{"id":"https://openalex.org/G8884816653","display_name":null,"funder_award_id":"POCI-01-0145-FEDER","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"}],"funders":[{"id":"https://openalex.org/F4320321837","display_name":"Ministerio de Econom\u00eda y Competitividad","ror":"https://ror.org/034900433"},{"id":"https://openalex.org/F4320328601","display_name":"Programa Operacional Regional do Centro","ror":null},{"id":"https://openalex.org/F4320334779","display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","ror":"https://ror.org/00snfqn58"},{"id":"https://openalex.org/F4320335322","display_name":"European Regional Development Fund","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2954069431.pdf","grobid_xml":"https://content.openalex.org/works/W2954069431.grobid-xml"},"referenced_works_count":43,"referenced_works":["https://openalex.org/W1423052447","https://openalex.org/W1432778544","https://openalex.org/W1560360743","https://openalex.org/W1584244501","https://openalex.org/W1970110805","https://openalex.org/W2004294022","https://openalex.org/W2022262755","https://openalex.org/W2053521124","https://openalex.org/W2080305574","https://openalex.org/W2095843437","https://openalex.org/W2123873051","https://openalex.org/W2136679403","https://openalex.org/W2147584524","https://openalex.org/W2162608132","https://openalex.org/W2189661557","https://openalex.org/W2469174679","https://openalex.org/W2512825448","https://openalex.org/W2555591501","https://openalex.org/W2601732553","https://openalex.org/W2735854379","https://openalex.org/W2750718143","https://openalex.org/W2757012997","https://openalex.org/W2761887981","https://openalex.org/W2773766780","https://openalex.org/W2774500337","https://openalex.org/W2776968356","https://openalex.org/W2781054684","https://openalex.org/W2789947301","https://openalex.org/W2792284429","https://openalex.org/W2794190039","https://openalex.org/W2796716548","https://openalex.org/W2799377350","https://openalex.org/W2799701016","https://openalex.org/W2805231505","https://openalex.org/W2888087446","https://openalex.org/W2903149080","https://openalex.org/W2919320893","https://openalex.org/W2962728111","https://openalex.org/W2963933750","https://openalex.org/W2964031638","https://openalex.org/W2964218543","https://openalex.org/W3099757519","https://openalex.org/W6843510168"],"related_works":["https://openalex.org/W2057642947","https://openalex.org/W2135916141","https://openalex.org/W2150466061","https://openalex.org/W4226210996","https://openalex.org/W2018366688","https://openalex.org/W1868213250","https://openalex.org/W2352178434","https://openalex.org/W2351868092","https://openalex.org/W1984561329","https://openalex.org/W2168755097"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"a":[3,48,57,90,104,120,175,182,202],"hybrid":[4,71,197],"multi-user":[5,72],"equalizer":[6,73,127,147,200],"for":[7,29],"the":[8,33,62,67,70,78,81,94,97,107,114,125,131,134,142,145,156,195,206],"uplink":[9],"of":[10,35,50,80,86,106,159,170,217],"broadband":[11],"millimeter-wave":[12],"massive":[13],"multiple":[14],"input/multiple":[15],"output":[16],"(MIMO)":[17],"systems":[18],"with":[19,148],"dynamic":[20,149,198],"subarray":[21],"antennas.":[22,190],"Hybrid":[23],"subconnected":[24],"architectures":[25],"are":[26,117,179],"more":[27],"suitable":[28],"practical":[30],"applications":[31],"since":[32],"number":[34],"required":[36],"phase":[37,177],"shifters":[38],"is":[39,74,100,111,128,152,212],"lower":[40],"than":[41],"in":[42,215],"fully":[43,207],"connected":[44,208],"architectures.":[45],"We":[46],"consider":[47],"set":[49,158],"only":[51],"analog":[52,108,126,146],"precoded":[53],"users":[54],"transmitting":[55],"to":[56,138,154,161,205],"base":[58],"station":[59],"and":[60,133,174,219],"sharing":[61],"same":[63],"radio":[64,163],"resources.":[65],"At":[66],"receiver":[68],"end,":[69],"designed":[75],"by":[76],"minimizing":[77],"sum":[79],"mean":[82],"square":[83],"error":[84],"(MSE)":[85],"all":[87,187],"subcarriers,":[88],"considering":[89],"two-step":[91,199],"approach.":[92],"In":[93,141],"first":[95],"step,":[96,144],"digital":[98,115,135],"part":[99],"iteratively":[101],"computed":[102,118],"as":[103],"function":[105],"part.":[109],"It":[110],"considered":[112],"that":[113,194],"equalizers":[116],"on":[119],"per":[121],"subcarrier":[122],"basis,":[123],"while":[124],"constant":[129],"over":[130],"subcarriers":[132],"iterations":[136],"due":[137],"hardware":[139,218],"constraints.":[140],"second":[143],"antenna":[150,173],"mapping":[151],"derived":[153],"connect":[155],"best":[157],"antennas":[160],"each":[162,168],"frequency":[164],"(RF)":[165],"chain.":[166],"For":[167],"subset":[169],"antennas,":[171],"one":[172],"quantized":[176],"shifter":[178],"selected":[180,189],"at":[181],"time,":[183],"taking":[184],"into":[185],"account":[186],"previously":[188],"The":[191],"results":[192],"show":[193],"proposed":[196],"achieves":[201],"performance":[203],"close":[204],"counterpart,":[209],"although":[210],"it":[211],"less":[213],"complex":[214],"terms":[216],"signal":[220],"processing":[221],"requirements.":[222]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":11},{"year":2020,"cited_by_count":14},{"year":2019,"cited_by_count":5}],"updated_date":"2026-06-04T09:04:59.091469","created_date":"2025-10-10T00:00:00"}