{"id":"https://openalex.org/W3151499987","doi":"https://doi.org/10.1109/twc.2021.3068207","title":"Efficient Optimization for Large-Scale MIMO-OFDM Spectral Precoding","display_name":"Efficient Optimization for Large-Scale MIMO-OFDM Spectral Precoding","publication_year":2021,"publication_date":"2021-03-30","ids":{"openalex":"https://openalex.org/W3151499987","doi":"https://doi.org/10.1109/twc.2021.3068207","mag":"3151499987"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2021.3068207","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2021.3068207","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"is_oa":false,"is_in_doaj":false,"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 Transactions on Wireless Communications","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-294584","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5063096266","display_name":"Shashi Kant","orcid":"https://orcid.org/0000-0002-5334-4734"},"institutions":[{"id":"https://openalex.org/I1306339040","display_name":"Ericsson (Sweden)","ror":"https://ror.org/05a7rhx54","country_code":"SE","type":"company","lineage":["https://openalex.org/I1306339040"]},{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Shashi Kant","raw_affiliation_strings":["Ericsson AB, Stockholm, Sweden","KTH Royal Institute of Technology, Stockholm, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-5334-4734","affiliations":[{"raw_affiliation_string":"Ericsson AB, Stockholm, Sweden","institution_ids":["https://openalex.org/I1306339040"]},{"raw_affiliation_string":"KTH Royal Institute of Technology, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011373389","display_name":"Mats Bengtsson","orcid":"https://orcid.org/0000-0002-3599-5584"},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Mats Bengtsson","raw_affiliation_strings":["KTH Royal Institute of Technology, Stockholm, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-3599-5584","affiliations":[{"raw_affiliation_string":"KTH Royal Institute of Technology, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085914164","display_name":"Bo G\u00f6ransson","orcid":"https://orcid.org/0000-0002-7882-3280"},"institutions":[{"id":"https://openalex.org/I1306339040","display_name":"Ericsson (Sweden)","ror":"https://ror.org/05a7rhx54","country_code":"SE","type":"company","lineage":["https://openalex.org/I1306339040"]},{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Bo Goransson","raw_affiliation_strings":["Ericsson AB, Stockholm, Sweden","KTH Royal Institute of Technology, Stockholm, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-7882-3280","affiliations":[{"raw_affiliation_string":"Ericsson AB, Stockholm, Sweden","institution_ids":["https://openalex.org/I1306339040"]},{"raw_affiliation_string":"KTH Royal Institute of Technology, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016692893","display_name":"G\u00e1bor Fodor","orcid":"https://orcid.org/0000-0002-2289-3159"},"institutions":[{"id":"https://openalex.org/I1306339040","display_name":"Ericsson (Sweden)","ror":"https://ror.org/05a7rhx54","country_code":"SE","type":"company","lineage":["https://openalex.org/I1306339040"]},{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Gabor Fodor","raw_affiliation_strings":["Ericsson AB, Stockholm, Sweden","KTH Royal Institute of Technology, Stockholm, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-2289-3159","affiliations":[{"raw_affiliation_string":"Ericsson AB, Stockholm, Sweden","institution_ids":["https://openalex.org/I1306339040"]},{"raw_affiliation_string":"KTH Royal Institute of Technology, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077148700","display_name":"Carlo Fischione","orcid":"https://orcid.org/0000-0001-9810-3478"},"institutions":[{"id":"https://openalex.org/I1306339040","display_name":"Ericsson (Sweden)","ror":"https://ror.org/05a7rhx54","country_code":"SE","type":"company","lineage":["https://openalex.org/I1306339040"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Carlo Fischione","raw_affiliation_strings":["Ericsson AB, Stockholm, Sweden"],"raw_orcid":"https://orcid.org/0000-0001-9810-3478","affiliations":[{"raw_affiliation_string":"Ericsson AB, Stockholm, Sweden","institution_ids":["https://openalex.org/I1306339040"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.9835,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.74472664,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":97},"biblio":{"volume":"20","issue":"9","first_page":"5496","last_page":"5513"},"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/T12791","display_name":"Full-Duplex Wireless Communications","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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9991999864578247,"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":0.9713228940963745},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.6956250071525574},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6845857501029968},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.6832574605941772},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6824113130569458},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.6510776281356812},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.5770112872123718},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.5372443199157715},{"id":"https://openalex.org/keywords/spatial-multiplexing","display_name":"Spatial multiplexing","score":0.5346646904945374},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.5223304629325867},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.5077539682388306},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.43338748812675476},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4296172559261322},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3843821585178375},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3285755217075348},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2776234745979309},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.27128303050994873},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.25079771876335144},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09847941994667053}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.9713228940963745},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.6956250071525574},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6845857501029968},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.6832574605941772},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6824113130569458},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.6510776281356812},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.5770112872123718},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.5372443199157715},{"id":"https://openalex.org/C85884896","wikidata":"https://www.wikidata.org/wiki/Q7574075","display_name":"Spatial multiplexing","level":4,"score":0.5346646904945374},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.5223304629325867},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.5077539682388306},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.43338748812675476},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4296172559261322},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3843821585178375},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3285755217075348},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2776234745979309},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.27128303050994873},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.25079771876335144},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09847941994667053}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/twc.2021.3068207","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2021.3068207","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"is_oa":false,"is_in_doaj":false,"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 Transactions on Wireless Communications","raw_type":"journal-article"},{"id":"pmh:oai:DiVA.org:kth-294584","is_oa":true,"landing_page_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-294584","pdf_url":null,"source":{"id":"https://openalex.org/S4306401560","display_name":"KTH Publication Database DiVA (KTH Royal Institute of Technology)","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:DiVA.org:kth-294584","is_oa":true,"landing_page_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-294584","pdf_url":null,"source":{"id":"https://openalex.org/S4306401560","display_name":"KTH Publication Database DiVA (KTH Royal Institute of Technology)","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2586459956","display_name":"Inl\u00e4rningsbaserad h\u00e5rdvarudesign f\u00f6r 5G","funder_award_id":"ID17-0114","funder_id":"https://openalex.org/F4320320940","funder_display_name":"Stiftelsen f\u00f6r\u00a0Strategisk Forskning"}],"funders":[{"id":"https://openalex.org/F4320320940","display_name":"Stiftelsen f\u00f6r\u00a0Strategisk Forskning","ror":"https://ror.org/044wr7g58"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":50,"referenced_works":["https://openalex.org/W608347107","https://openalex.org/W1521591241","https://openalex.org/W1676355938","https://openalex.org/W1946620893","https://openalex.org/W2011365036","https://openalex.org/W2015813830","https://openalex.org/W2035522293","https://openalex.org/W2058532290","https://openalex.org/W2061390706","https://openalex.org/W2074214991","https://openalex.org/W2084304524","https://openalex.org/W2094508696","https://openalex.org/W2095705346","https://openalex.org/W2109070209","https://openalex.org/W2111609654","https://openalex.org/W2134777662","https://openalex.org/W2137144385","https://openalex.org/W2152616425","https://openalex.org/W2155887101","https://openalex.org/W2164278908","https://openalex.org/W2164822636","https://openalex.org/W2169853402","https://openalex.org/W2206363370","https://openalex.org/W2213052485","https://openalex.org/W2236834722","https://openalex.org/W2277973662","https://openalex.org/W2296319761","https://openalex.org/W2413679617","https://openalex.org/W2569134578","https://openalex.org/W2593890049","https://openalex.org/W2763081248","https://openalex.org/W2770606349","https://openalex.org/W2775780877","https://openalex.org/W2785618969","https://openalex.org/W2786764907","https://openalex.org/W2789989104","https://openalex.org/W2951164298","https://openalex.org/W2963654173","https://openalex.org/W2970931453","https://openalex.org/W2978293256","https://openalex.org/W3092074201","https://openalex.org/W3100339408","https://openalex.org/W3120586454","https://openalex.org/W4205339158","https://openalex.org/W4205987271","https://openalex.org/W4250589301","https://openalex.org/W4292363360","https://openalex.org/W6631398929","https://openalex.org/W6758920291","https://openalex.org/W6769194266"],"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/W4383558088","https://openalex.org/W1517014499","https://openalex.org/W2096365568","https://openalex.org/W2101125413"],"abstract_inverted_index":{"Although":[0],"spectral":[1,45,58,127,171],"precoding":[2,59,128,172],"is":[3,53,89,196],"a":[4,13,93,112,190],"propitious":[5],"technique":[6],"to":[7,54,92,107,124],"suppress":[8],"out-of-band":[9,175],"emissions,":[10],"it":[11],"has":[12],"detrimental":[14],"impact":[15],"on":[16,72,185,193],"the":[17,63,68,73,83,120,126,156,158,180,186,194],"system-wide":[18,84],"throughput":[19,167,195],"performance,":[20],"notably,":[21],"in":[22,76],"high":[23],"data-rate":[24],"multiple-input":[25],"multiple-output":[26],"(MIMO)":[27],"systems":[28,79],"with":[29,189],"orthogonal":[30],"frequency":[31],"division":[32],"multiplexing":[33],"(OFDM),":[34],"because":[35],"of":[36,50,102,151],"(spatially-coloured)":[37],"transmit":[38],"error":[39,164],"vector":[40],"magnitude":[41],"(TxEVM)":[42],"emanating":[43],"from":[44],"precoding.":[46],"The":[47],"first":[48],"contribution":[49,88,136],"this":[51],"paper":[52],"propose":[55],"two":[56],"mask-compliant":[57],"schemes,":[60],"which":[61,110,130],"mitigate":[62],"resulting":[64],"TxEVM":[65],"seen":[66],"at":[67,155,179],"receiver":[69],"by":[70,141],"capitalizing":[71],"immanent":[74],"degrees-of-freedom":[75],"(massive)":[77],"MIMO":[78],"and":[80,95,166],"consequently":[81],"improve":[82],"throughput.":[85],"Our":[86,134],"second":[87],"an":[90,143],"introduction":[91],"new":[94],"simple":[96],"three-operator":[97],"consensus":[98],"alternating":[99],"direction":[100],"method":[101],"multipliers":[103],"(ADMM)":[104],"algorithm,":[105],"referred":[106],"as":[108,169],"TOP-ADMM,":[109],"decomposes":[111],"large-scale":[113],"problem":[114],"into":[115],"easy-to-solve":[116],"subproblems.":[117],"We":[118],"employ":[119],"proposed":[121,159],"TOP-ADMM-based":[122],"algorithm":[123],"solve":[125],"problems,":[129],"offer":[131],"computational":[132],"efficiency.":[133],"third":[135],"presents":[137],"substantial":[138],"numerical":[139],"results":[140],"using":[142],"NR":[144],"release":[145],"15":[146],"compliant":[147],"simulator.":[148],"In":[149],"case":[150],"perfect":[152],"channel":[153,199],"knowledge":[154],"transmitter,":[157],"methods":[160],"render":[161],"similar":[162],"block":[163],"rate":[165],"performance":[168,188],"without":[170],"yet":[173],"meeting":[174],"emission":[176],"(OOBE)":[177],"requirements":[178],"transmitter.":[181],"Further,":[182],"no":[183],"loss":[184],"OOBE":[187],"graceful":[191],"degradation":[192],"observed":[197],"under":[198],"uncertainty.":[200]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}