{"id":"https://openalex.org/W4317941302","doi":"https://doi.org/10.1186/s13638-023-02231-w","title":"Joint hybrid-precoding design for MU-MISO systems with a subconnected architecture","display_name":"Joint hybrid-precoding design for MU-MISO systems with a subconnected architecture","publication_year":2023,"publication_date":"2023-01-25","ids":{"openalex":"https://openalex.org/W4317941302","doi":"https://doi.org/10.1186/s13638-023-02231-w"},"language":"en","primary_location":{"id":"doi:10.1186/s13638-023-02231-w","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s13638-023-02231-w","pdf_url":"https://jwcn-eurasipjournals.springeropen.com/counter/pdf/10.1186/s13638-023-02231-w","source":{"id":"https://openalex.org/S82675988","display_name":"EURASIP Journal on Wireless Communications and Networking","issn_l":"1687-1472","issn":["1687-1472","1687-1499"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Wireless Communications and Networking","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://jwcn-eurasipjournals.springeropen.com/counter/pdf/10.1186/s13638-023-02231-w","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5034881119","display_name":"Eduard E. Bahingayi","orcid":"https://orcid.org/0000-0001-5097-2498"},"institutions":[{"id":"https://openalex.org/I118373667","display_name":"Seoul National University of Science and Technology","ror":"https://ror.org/00chfja07","country_code":"KR","type":"education","lineage":["https://openalex.org/I118373667"]},{"id":"https://openalex.org/I28285804","display_name":"The University of Dodoma","ror":"https://ror.org/009n8zh45","country_code":"TZ","type":"education","lineage":["https://openalex.org/I28285804"]}],"countries":["KR","TZ"],"is_corresponding":false,"raw_author_name":"Eduard E. Bahingayi","raw_affiliation_strings":["Department of Electrical and Information Engineering and the Research Center for Electrical and Information Technology, Seoul National University of Science and Technology, Nowon-gu, Seoul, 01811, Republic of Korea","Department of Electronics and Telecommunication Engineering, The University of Dodoma, Dodoma, Tanzania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Information Engineering and the Research Center for Electrical and Information Technology, Seoul National University of Science and Technology, Nowon-gu, Seoul, 01811, Republic of Korea","institution_ids":["https://openalex.org/I118373667"]},{"raw_affiliation_string":"Department of Electronics and Telecommunication Engineering, The University of Dodoma, Dodoma, Tanzania","institution_ids":["https://openalex.org/I28285804"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063848301","display_name":"Kyungchun Lee","orcid":"https://orcid.org/0000-0002-4070-549X"},"institutions":[{"id":"https://openalex.org/I118373667","display_name":"Seoul National University of Science and Technology","ror":"https://ror.org/00chfja07","country_code":"KR","type":"education","lineage":["https://openalex.org/I118373667"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Kyungchun Lee","raw_affiliation_strings":["Department of Electrical and Information Engineering and the Research Center for Electrical and Information Technology, Seoul National University of Science and Technology, Nowon-gu, Seoul, 01811, Republic of Korea"],"raw_orcid":"https://orcid.org/0000-0002-4070-549X","affiliations":[{"raw_affiliation_string":"Department of Electrical and Information Engineering and the Research Center for Electrical and Information Technology, Seoul National University of Science and Technology, Nowon-gu, Seoul, 01811, Republic of Korea","institution_ids":["https://openalex.org/I118373667"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5063848301"],"corresponding_institution_ids":["https://openalex.org/I118373667"],"apc_list":{"value":1665,"currency":"USD","value_usd":1665},"apc_paid":{"value":1665,"currency":"USD","value_usd":1665},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.00405333,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"2023","issue":"1","first_page":null,"last_page":null},"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9997000098228455,"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":0.9990000128746033,"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/precoding","display_name":"Precoding","score":0.9300979375839233},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7465316653251648},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.6227338314056396},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.47032225131988525},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.457028329372406},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4317835569381714},{"id":"https://openalex.org/keywords/conjugate-gradient-method","display_name":"Conjugate gradient method","score":0.4206193685531616},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3602595627307892},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.2583998441696167},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.23884689807891846},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16241943836212158},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09701138734817505}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.9300979375839233},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7465316653251648},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.6227338314056396},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.47032225131988525},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.457028329372406},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4317835569381714},{"id":"https://openalex.org/C81184566","wikidata":"https://www.wikidata.org/wiki/Q1191895","display_name":"Conjugate gradient method","level":2,"score":0.4206193685531616},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3602595627307892},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.2583998441696167},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.23884689807891846},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16241943836212158},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09701138734817505},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1186/s13638-023-02231-w","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s13638-023-02231-w","pdf_url":"https://jwcn-eurasipjournals.springeropen.com/counter/pdf/10.1186/s13638-023-02231-w","source":{"id":"https://openalex.org/S82675988","display_name":"EURASIP Journal on Wireless Communications and Networking","issn_l":"1687-1472","issn":["1687-1472","1687-1499"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Wireless Communications and Networking","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:a3a09fe4d2c7455cad5f90c3462a40de","is_oa":true,"landing_page_url":"https://doaj.org/article/a3a09fe4d2c7455cad5f90c3462a40de","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":"EURASIP Journal on Wireless Communications and Networking, Vol 2023, Iss 1, Pp 1-16 (2023)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1186/s13638-023-02231-w","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s13638-023-02231-w","pdf_url":"https://jwcn-eurasipjournals.springeropen.com/counter/pdf/10.1186/s13638-023-02231-w","source":{"id":"https://openalex.org/S82675988","display_name":"EURASIP Journal on Wireless Communications and Networking","issn_l":"1687-1472","issn":["1687-1472","1687-1499"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Wireless Communications and Networking","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8999999761581421}],"awards":[{"id":"https://openalex.org/G2022284801","display_name":null,"funder_award_id":"NRF-2022R1A2C1006566","funder_id":"https://openalex.org/F4320328359","funder_display_name":"Ministry of Science and ICT, South Korea"},{"id":"https://openalex.org/G2822077284","display_name":null,"funder_award_id":"2019R1A6A1A03032119","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G6043464436","display_name":null,"funder_award_id":"NRF-2022R1A2C1006566","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G6825122163","display_name":null,"funder_award_id":"2022R1A2C1006566","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G6908474596","display_name":null,"funder_award_id":"NRF-2019R1A6A1A03032119","funder_id":"https://openalex.org/F4320320671","funder_display_name":"National Research Foundation"},{"id":"https://openalex.org/G7127179447","display_name":null,"funder_award_id":"NRF\u20102019R1A6A1A03032119","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320320671","display_name":"National Research Foundation","ror":"https://ror.org/05s0g1g46"},{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"},{"id":"https://openalex.org/F4320328359","display_name":"Ministry of Science and ICT, South Korea","ror":"https://ror.org/01wpjm123"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4317941302.pdf","grobid_xml":"https://content.openalex.org/works/W4317941302.grobid-xml"},"referenced_works_count":25,"referenced_works":["https://openalex.org/W1432778544","https://openalex.org/W2041287972","https://openalex.org/W2053521124","https://openalex.org/W2072599023","https://openalex.org/W2083241806","https://openalex.org/W2139317044","https://openalex.org/W2195693430","https://openalex.org/W2195833401","https://openalex.org/W2259391824","https://openalex.org/W2272804037","https://openalex.org/W2293295048","https://openalex.org/W2316530133","https://openalex.org/W2740209007","https://openalex.org/W2805657678","https://openalex.org/W2889190530","https://openalex.org/W2901103714","https://openalex.org/W2916906538","https://openalex.org/W2920188409","https://openalex.org/W2962720842","https://openalex.org/W2984176297","https://openalex.org/W3005366946","https://openalex.org/W3007876080","https://openalex.org/W3017983256","https://openalex.org/W3135869382","https://openalex.org/W4205293427"],"related_works":["https://openalex.org/W3141240674","https://openalex.org/W3217415483","https://openalex.org/W4285677055","https://openalex.org/W3104770499","https://openalex.org/W1992731528","https://openalex.org/W2007843488","https://openalex.org/W1994436307","https://openalex.org/W1987021796","https://openalex.org/W2795565301","https://openalex.org/W4387886124"],"abstract_inverted_index":{"Abstract":[0],"In":[1,53],"this":[2,54],"study,":[3,55],"we":[4,17,61,96,131,150],"propose":[5,62],"a":[6,74],"joint":[7],"hybrid-precoding":[8,26],"algorithm":[9,137,171],"for":[10],"multiuser":[11],"multiple-input":[12],"single-output":[13],"downlink":[14],"systems.":[15],"Specifically,":[16,119],"consider":[18],"that":[19,167],"the":[20,37,68,82,86,93,106,115,121,126,133,140,145,152,160,168,173,180],"base":[21],"station":[22],"employs":[23],"an":[24,42,63,98],"energy-efficient":[25],"subconnected":[27],"(SC)":[28],"architecture":[29,44,182],"with":[30],"fixed":[31],"equal":[32],"subarrays":[33],"(FESA)":[34],"(SC-FESA).":[35],"Optimizing":[36],"analog":[38,87,109,141,146],"precoding":[39,88],"matrix":[40,89],"in":[41,111,120],"SC-FESA":[43,181],"is":[45,129,148],"challenging":[46],"due":[47],"to":[48,56,66,103,138,158,184],"its":[49],"unique":[50],"constraint":[51],"structure.":[52],"maximize":[57],"system":[58],"sum":[59,117,174],"rate,":[60],"efficient":[64],"method":[65,157],"transform":[67],"system\u2019s":[69,116],"sum-rate":[70],"optimization":[71,100],"problem":[72],"into":[73],"continuous":[75],"and":[76,108,176],"differentiable":[77],"objective":[78],"function":[79],"wherein":[80],"only":[81],"nonzero":[83],"elements":[84],"of":[85,179],"are":[90],"optimized.":[91],"For":[92],"formulated":[94],"problem,":[95],"develop":[97],"alternating":[99],"(AO)":[101],"approach":[102],"jointly":[104],"optimize":[105],"digital":[107,127,161],"precoders":[110],"succession":[112],"by":[113],"maximizing":[114],"rate.":[118],"proposed":[122,169],"AO":[123,170],"method,":[124],"when":[125,144],"precoder":[128,147],"fixed,":[130,149],"employ":[132],"Riemannian":[134],"conjugate":[135],"gradient":[136],"generate":[139],"precoder.":[142,162],"Furthermore,":[143],"use":[151],"minimum":[153],"mean":[154],"squared":[155],"error":[156],"obtain":[159],"Numerical":[163],"simulation":[164],"results":[165],"show":[166],"improves":[172],"rate":[175],"energy":[177],"efficiency":[178],"compared":[183],"existing":[185],"algorithms.":[186]},"counts_by_year":[],"updated_date":"2026-08-01T09:00:35.917206","created_date":"2025-10-10T00:00:00"}
