{"id":"https://openalex.org/W4229048932","doi":"https://doi.org/10.1109/wts53620.2022.9768317","title":"Low-Complexity Distributed Precoding in User-Centric Cell-Free mmWave MIMO Systems","display_name":"Low-Complexity Distributed Precoding in User-Centric Cell-Free mmWave MIMO Systems","publication_year":2022,"publication_date":"2022-04-06","ids":{"openalex":"https://openalex.org/W4229048932","doi":"https://doi.org/10.1109/wts53620.2022.9768317"},"language":"en","primary_location":{"id":"doi:10.1109/wts53620.2022.9768317","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wts53620.2022.9768317","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 Wireless Telecommunications Symposium (WTS)","raw_type":"proceedings-article"},"type":"preprint","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2205.03538","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5037792271","display_name":"Yingrong Zhong","orcid":null},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yingrong Zhong","raw_affiliation_strings":["Beijing University of Posts and Telecommunications,Key Laboratory of Trustworthy Distributed Computing and Service, Ministry of Education, School of Information and Communication Engineering,Beijing,China","Key Laboratory of Trustworthy Distributed Computing and Service, Ministry of Education, School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications,Key Laboratory of Trustworthy Distributed Computing and Service, Ministry of Education, School of Information and Communication Engineering,Beijing,China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Key Laboratory of Trustworthy Distributed Computing and Service, Ministry of Education, School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033319403","display_name":"Yashuai Cao","orcid":"https://orcid.org/0000-0003-0936-978X"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yashuai Cao","raw_affiliation_strings":["Beijing University of Posts and Telecommunications,Key Laboratory of Trustworthy Distributed Computing and Service, Ministry of Education, School of Information and Communication Engineering,Beijing,China","Key Laboratory of Trustworthy Distributed Computing and Service, Ministry of Education, School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications,Key Laboratory of Trustworthy Distributed Computing and Service, Ministry of Education, School of Information and Communication Engineering,Beijing,China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Key Laboratory of Trustworthy Distributed Computing and Service, Ministry of Education, School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5086282554","display_name":"Tiejun Lv","orcid":"https://orcid.org/0000-0003-4127-2419"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tiejun Lv","raw_affiliation_strings":["Beijing University of Posts and Telecommunications,Key Laboratory of Trustworthy Distributed Computing and Service, Ministry of Education, School of Information and Communication Engineering,Beijing,China","Key Laboratory of Trustworthy Distributed Computing and Service, Ministry of Education, School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications,Key Laboratory of Trustworthy Distributed Computing and Service, Ministry of Education, School of Information and Communication Engineering,Beijing,China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Key Laboratory of Trustworthy Distributed Computing and Service, Ministry of Education, School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":0.6181,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.64352015,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9997000098228455,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9983000159263611,"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/precoding","display_name":"Precoding","score":0.9603976011276245},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.7432706356048584},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.6594051122665405},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6490700244903564},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6144043803215027},{"id":"https://openalex.org/keywords/selection-algorithm","display_name":"Selection algorithm","score":0.4474070072174072},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4359118342399597},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3436537981033325},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3407977223396301},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.2983829379081726},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.293364942073822},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24792024493217468},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16788867115974426},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10187971591949463},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.07475054264068604}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.9603976011276245},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.7432706356048584},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.6594051122665405},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6490700244903564},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6144043803215027},{"id":"https://openalex.org/C2775973920","wikidata":"https://www.wikidata.org/wiki/Q3252726","display_name":"Selection algorithm","level":3,"score":0.4474070072174072},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4359118342399597},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3436537981033325},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3407977223396301},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.2983829379081726},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.293364942073822},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24792024493217468},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16788867115974426},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10187971591949463},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.07475054264068604}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/wts53620.2022.9768317","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wts53620.2022.9768317","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 Wireless Telecommunications Symposium (WTS)","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2205.03538","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2205.03538","pdf_url":"https://arxiv.org/pdf/2205.03538","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2205.03538","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2205.03538","pdf_url":"https://arxiv.org/pdf/2205.03538","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.4300000071525574}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1540562499","https://openalex.org/W1576690944","https://openalex.org/W1918848090","https://openalex.org/W2275969031","https://openalex.org/W2314562768","https://openalex.org/W2615358882","https://openalex.org/W2742503793","https://openalex.org/W2781555527","https://openalex.org/W2795156767","https://openalex.org/W2796456238","https://openalex.org/W2924818594","https://openalex.org/W2963894874","https://openalex.org/W2974046131","https://openalex.org/W3034004855","https://openalex.org/W3102684176","https://openalex.org/W3105013332","https://openalex.org/W6749492644"],"related_works":["https://openalex.org/W2111825998","https://openalex.org/W2326544815","https://openalex.org/W2489379490","https://openalex.org/W1973158664","https://openalex.org/W1731022149","https://openalex.org/W1996933839","https://openalex.org/W2000226056","https://openalex.org/W4386858283","https://openalex.org/W3190864439","https://openalex.org/W1979957996"],"abstract_inverted_index":{"User-centric":[0],"(UC)":[1],"based":[2,108],"cell-free":[3],"(CF)":[4],"structures":[5],"can":[6,121],"provide":[7],"the":[8,27,31,50,65,83,90,97,110,118,131,141,145,152,155],"benefits":[9],"of":[10,30,68,144,154],"coverage":[11],"enhancement":[12],"for":[13,49],"millimeter":[14],"wave":[15],"(mmWave)":[16],"multiple":[17,19],"input":[18],"output":[20],"(MIMO)":[21],"systems,":[22],"which":[23],"is":[24,62,73],"regarded":[25],"as":[26],"key":[28],"technology":[29],"reliable":[32],"and":[33,46,71,75,86,134,148],"high-rate":[34],"services.":[35],"In":[36],"this":[37,80],"paper,":[38],"we":[39,102],"propose":[40,104],"a":[41,57,105,125,159],"new":[42],"beam":[43,69,84,92],"selection":[44,70,85,93],"scheme":[45],"precoding":[47,72,87,106,119],"algorithm":[48,107,157],"UC":[51],"CF":[52],"mmWave":[53],"MIMO":[54],"system,":[55],"where":[56,117],"weighted":[58,111],"sum-rate":[59],"maximization":[60],"problem":[61],"formulated.":[63],"Since":[64],"joint":[66],"design":[67],"non-convex":[74],"tractable":[76],"with":[77,158],"high":[78],"complexity,":[79],"paper":[81],"designs":[82],"separately.":[88],"Particularly,":[89],"proposed":[91,156],"aims":[94],"at":[95],"reducing":[96],"inter-cluster":[98],"inter-beam":[99],"interference,":[100],"then":[101],"also":[103],"on":[109],"sum":[112],"mean-square":[113],"error":[114],"(WSMSE)":[115],"framework,":[116],"matrix":[120],"be":[122],"updated":[123],"in":[124,162],"distributed":[126],"manner.":[127],"We":[128],"further":[129],"employ":[130],"low-rank":[132],"decomposition":[133],"Neumann":[135],"series":[136],"expansion":[137],"(NSE)":[138],"to":[139],"reduce":[140],"computational":[142,163],"complexity":[143,149],"precoding.":[146],"Simulations":[147],"analysis":[150],"verify":[151],"effectiveness":[153],"considerable":[160],"reduction":[161],"complexity.":[164]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3}],"updated_date":"2026-07-03T08:13:44.112507","created_date":"2025-10-10T00:00:00"}
