{"id":"https://openalex.org/W2887196271","doi":"https://doi.org/10.1109/icc.2018.8422133","title":"Low Complexity Approximate Zero-Forcing Precoding for Massive MIMO Downlink","display_name":"Low Complexity Approximate Zero-Forcing Precoding for Massive MIMO Downlink","publication_year":2018,"publication_date":"2018-05-01","ids":{"openalex":"https://openalex.org/W2887196271","doi":"https://doi.org/10.1109/icc.2018.8422133","mag":"2887196271"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2018.8422133","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2018.8422133","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Conference on Communications (ICC)","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/A5100439698","display_name":"Cheng Zhang","orcid":"https://orcid.org/0000-0003-2663-4207"},"institutions":[{"id":"https://openalex.org/I4210153300","display_name":"Shanghai Research Center for Wireless Communications","ror":"https://ror.org/04xfd0826","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210153300"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Cheng Zhang","raw_affiliation_strings":["Nanjing R&D Center for Broadband Wireless Communication, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"Nanjing R&D Center for Broadband Wireless Communication, Nanjing, P. R. China","institution_ids":["https://openalex.org/I4210153300"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086931919","display_name":"Yindi Jing","orcid":"https://orcid.org/0000-0003-0412-6658"},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Yindi Jing","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Alberta, Edmonton, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Alberta, Edmonton, Canada","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056225611","display_name":"Yongming Huang","orcid":"https://orcid.org/0009-0009-2545-2875"},"institutions":[{"id":"https://openalex.org/I4210153300","display_name":"Shanghai Research Center for Wireless Communications","ror":"https://ror.org/04xfd0826","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210153300"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongming Huang","raw_affiliation_strings":["Nanjing R&D Center for Broadband Wireless Communication, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"Nanjing R&D Center for Broadband Wireless Communication, Nanjing, P. R. China","institution_ids":["https://openalex.org/I4210153300"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111277180","display_name":"Luxi Yang","orcid":null},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Luxi Yang","raw_affiliation_strings":["School of Information Science and Engineering, Southeast University, Nanjing, P. R. China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Southeast University, Nanjing, P. R. China","institution_ids":["https://openalex.org/I76569877"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100439698"],"corresponding_institution_ids":["https://openalex.org/I4210153300"],"apc_list":null,"apc_paid":null,"fwci":0.3863,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.62909457,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"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":0.9994999766349792,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9994000196456909,"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":0.8630431294441223},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.8274012804031372},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6581969857215881},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5964613556861877},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.5478307604789734},{"id":"https://openalex.org/keywords/neumann-series","display_name":"Neumann series","score":0.5298480987548828},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5060705542564392},{"id":"https://openalex.org/keywords/inversion","display_name":"Inversion (geology)","score":0.4936703145503998},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.481935977935791},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.47188058495521545},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.4558599591255188},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3590204119682312},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.33942079544067383},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.260694682598114}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8630431294441223},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.8274012804031372},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6581969857215881},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5964613556861877},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.5478307604789734},{"id":"https://openalex.org/C137343772","wikidata":"https://www.wikidata.org/wiki/Q584910","display_name":"Neumann series","level":2,"score":0.5298480987548828},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5060705542564392},{"id":"https://openalex.org/C1893757","wikidata":"https://www.wikidata.org/wiki/Q3653001","display_name":"Inversion (geology)","level":3,"score":0.4936703145503998},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.481935977935791},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.47188058495521545},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.4558599591255188},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3590204119682312},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.33942079544067383},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.260694682598114},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C109007969","wikidata":"https://www.wikidata.org/wiki/Q749565","display_name":"Structural basin","level":2,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc.2018.8422133","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2018.8422133","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W637574335","https://openalex.org/W1495128998","https://openalex.org/W1590480603","https://openalex.org/W1918848090","https://openalex.org/W1999833500","https://openalex.org/W2019412361","https://openalex.org/W2024705454","https://openalex.org/W2053596819","https://openalex.org/W2065489737","https://openalex.org/W2084304524","https://openalex.org/W2128513990","https://openalex.org/W2135122024","https://openalex.org/W2182495519","https://openalex.org/W2339705939","https://openalex.org/W2553455692","https://openalex.org/W2582328874","https://openalex.org/W2739000377","https://openalex.org/W2998509604","https://openalex.org/W3105013332","https://openalex.org/W3106282754","https://openalex.org/W6629721852"],"related_works":["https://openalex.org/W2111825998","https://openalex.org/W2326544815","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/W3141240674","https://openalex.org/W2964419611"],"abstract_inverted_index":{"Zero-forcing":[0],"(ZF)":[1],"precoding":[2],"plays":[3],"an":[4],"important":[5],"role":[6],"for":[7,52,142],"massive":[8,143],"MIMO":[9,144],"downlink":[10],"due":[11],"to":[12,60,76,104],"its":[13,34],"near":[14],"optimal":[15],"performance":[16],"in":[17,36],"high":[18,25],"signal-to-":[19],"noise":[20],"(SNR)":[21],"region.":[22],"However,":[23],"the":[24,29,45,79,84,93,99,106,114,119,130,133],"computation":[26],"cost":[27],"of":[28,56,118,132],"involved":[30],"matrix":[31,57,81],"inversion":[32],"hinders":[33],"application":[35],"practical":[37],"large-scale":[38],"systems.":[39],"In":[40],"this":[41],"paper,":[42],"we":[43,65],"adopt":[44],"first":[46],"order":[47],"Neumann":[48],"series":[49],"(NS)":[50],"expansion":[51],"a":[53,67],"low-complexity":[54,139],"approximation":[55,117],"inversion.":[58],"Compared":[59],"existing":[61,138],"NS":[62,87],"based":[63],"schemes,":[64],"introduce":[66],"relaxation":[68],"parameter":[69],"jointly":[70],"with":[71,101,146],"one":[72],"user's":[73],"channel":[74],"interference":[75,103],"others":[77],"into":[78],"precondition":[80],"and":[82,129,149],"propose":[83],"identity-plus-":[85],"column":[86],"(ICNS)":[88],"method.":[89],"By":[90],"further":[91],"exploiting":[92],"multi-user":[94],"diversity":[95],"gain":[96],"via":[97],"choosing":[98],"user":[100],"largest":[102],"others,":[105],"ordered":[107],"ICNS":[108,120],"method":[109,121],"is":[110,122],"also":[111],"proposed.":[112],"Moreover,":[113],"closed-form":[115],"sum-rate":[116],"derived.":[123],"Simulations":[124],"verify":[125],"our":[126],"analytical":[127],"results":[128],"advantage":[131],"proposed":[134],"schemes":[135],"over":[136],"other":[137],"ZF":[140],"precodings":[141],"systems":[145],"correlated":[147],"channels":[148],"not-so-small":[150],"loading":[151],"factor.":[152]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}