{"id":"https://openalex.org/W7092179256","doi":"https://doi.org/10.1109/ojcoms.2025.3622199","title":"Limited-Resolution Hybrid Analog\u2013Digital Precoding Design Using MIMO Detection Methods","display_name":"Limited-Resolution Hybrid Analog\u2013Digital Precoding Design Using MIMO Detection Methods","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W7092179256","doi":"https://doi.org/10.1109/ojcoms.2025.3622199"},"language":"en","primary_location":{"id":"doi:10.1109/ojcoms.2025.3622199","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ojcoms.2025.3622199","pdf_url":null,"source":{"id":"https://openalex.org/S4210202420","display_name":"IEEE Open Journal of the Communications Society","issn_l":"2644-125X","issn":["2644-125X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Open Journal of the Communications Society","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/ojcoms.2025.3622199","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Parisa Ramezani","orcid":"https://orcid.org/0000-0002-8822-6412"},"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":true,"raw_author_name":"Parisa Ramezani","raw_affiliation_strings":["Department of Computer Science, KTH Royal Institute of Technology, Stockholm, Sweden"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, KTH Royal Institute of Technology, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Alva Kosasih","orcid":"https://orcid.org/0000-0001-7594-2367"},"institutions":[{"id":"https://openalex.org/I2738502077","display_name":"Nokia (Finland)","ror":"https://ror.org/04pkc8m17","country_code":"FI","type":"company","lineage":["https://openalex.org/I2738502077"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Alva Kosasih","raw_affiliation_strings":["Nokia Technologies, Nokia Standards, Espoo, Finland"],"affiliations":[{"raw_affiliation_string":"Nokia Technologies, Nokia Standards, Espoo, Finland","institution_ids":["https://openalex.org/I2738502077"]}]},{"author_position":"last","author":{"id":null,"display_name":"Emil Bj\u00f6rnson","orcid":"https://orcid.org/0000-0002-5954-434X"},"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":"Emil Bj\u00f6rnson","raw_affiliation_strings":["Department of Computer Science, KTH Royal Institute of Technology, Stockholm, Sweden"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, KTH Royal Institute of Technology, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I86987016"],"apc_list":{"value":1750,"currency":"USD","value_usd":1750},"apc_paid":{"value":1750,"currency":"USD","value_usd":1750},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.48876095,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"6","issue":null,"first_page":"8930","last_page":"8945"},"is_retracted":false,"is_paratext":false,"is_xpac":true,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.6830999851226807,"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":0.6830999851226807,"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":0.17640000581741333,"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/T11248","display_name":"Advanced Power Amplifier Design","score":0.01810000091791153,"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":0.8388000130653381},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6244000196456909},{"id":"https://openalex.org/keywords/baseband","display_name":"Baseband","score":0.6121000051498413},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.5605999827384949},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.41850000619888306},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.41760000586509705},{"id":"https://openalex.org/keywords/codebook","display_name":"Codebook","score":0.39629998803138733},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.39259999990463257},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.3714999854564667}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8388000130653381},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6355000138282776},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6244000196456909},{"id":"https://openalex.org/C65165936","wikidata":"https://www.wikidata.org/wiki/Q575784","display_name":"Baseband","level":3,"score":0.6121000051498413},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.5605999827384949},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4848000109195709},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.41850000619888306},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.41760000586509705},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4131999909877777},{"id":"https://openalex.org/C127759330","wikidata":"https://www.wikidata.org/wiki/Q637416","display_name":"Codebook","level":2,"score":0.39629998803138733},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.39259999990463257},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.3714999854564667},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.35339999198913574},{"id":"https://openalex.org/C120174047","wikidata":"https://www.wikidata.org/wiki/Q847073","display_name":"Euclidean distance","level":2,"score":0.3343999981880188},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.33160001039505005},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.32829999923706055},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.30559998750686646},{"id":"https://openalex.org/C2778587875","wikidata":"https://www.wikidata.org/wiki/Q7239686","display_name":"Predistortion","level":4,"score":0.2915000021457672},{"id":"https://openalex.org/C91330434","wikidata":"https://www.wikidata.org/wiki/Q738298","display_name":"Multi-user MIMO","level":4,"score":0.28870001435279846},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.28679999709129333},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.28630000352859497},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.2768000066280365},{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.27559998631477356},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.2596000134944916},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.25060001015663147}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/ojcoms.2025.3622199","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ojcoms.2025.3622199","pdf_url":null,"source":{"id":"https://openalex.org/S4210202420","display_name":"IEEE Open Journal of the Communications Society","issn_l":"2644-125X","issn":["2644-125X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Open Journal of the Communications Society","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:8193dc7f312e460da7567bf62a3f10df","is_oa":true,"landing_page_url":"https://doaj.org/article/8193dc7f312e460da7567bf62a3f10df","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Open Journal of the Communications Society, Vol 6, Pp 8930-8945 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/ojcoms.2025.3622199","is_oa":true,"landing_page_url":"https://doi.org/10.1109/ojcoms.2025.3622199","pdf_url":null,"source":{"id":"https://openalex.org/S4210202420","display_name":"IEEE Open Journal of the Communications Society","issn_l":"2644-125X","issn":["2644-125X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Open Journal of the Communications Society","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.81590735912323,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G1149437592","display_name":null,"funder_award_id":"Wallenberg Academy Fellow","funder_id":"https://openalex.org/F4320322327","funder_display_name":"Knut och Alice Wallenbergs Stiftelse"},{"id":"https://openalex.org/G6269765781","display_name":null,"funder_award_id":"FUS21-0026","funder_id":"https://openalex.org/F4320327257","funder_display_name":"Stiftelsen f\u00f6r Strategisk Forskning"},{"id":"https://openalex.org/G7202699535","display_name":null,"funder_award_id":"FFL18-0277","funder_id":"https://openalex.org/F4320327257","funder_display_name":"Stiftelsen f\u00f6r Strategisk Forskning"}],"funders":[{"id":"https://openalex.org/F4320322327","display_name":"Knut och Alice Wallenbergs Stiftelse","ror":"https://ror.org/004hzzk67"},{"id":"https://openalex.org/F4320327257","display_name":"Stiftelsen f\u00f6r Strategisk Forskning","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"While":[0],"fully-digital":[1,171],"precoding":[2,248],"achieves":[3],"superior":[4],"performance":[5,47],"in":[6,17,48,67,207],"massive":[7],"multiple-input":[8],"multiple-output":[9],"(MIMO)":[10],"systems,":[11],"it":[12],"comes":[13],"with":[14],"significant":[15],"drawbacks":[16],"terms":[18],"of":[19,88,99,186,230],"computational":[20,226],"complexity":[21],"and":[22,32,82,111,126,156,173,189,245],"power":[23],"consumption,":[24],"particularly":[25],"when":[26],"operating":[27],"at":[28,223],"millimeter-wave":[29],"(mmWave)":[30],"frequencies":[31],"beyond.":[33],"Hybrid":[34],"analog-digital":[35],"architectures":[36],"address":[37],"this":[38],"by":[39,114,182],"reducing":[40],"radio":[41],"frequency":[42],"(RF)":[43],"chains":[44],"while":[45],"maintaining":[46],"sparse":[49],"multipath":[50],"environments.":[51],"However,":[52],"most":[53],"hybrid":[54,143,175,247],"precoder":[55,91,172,176],"designs":[56,106,139,150,233],"assume":[57],"ideal,":[58],"infinite-resolution":[59],"analog":[60,110,188],"phase":[61],"shifters,":[62],"which":[63,218,240],"cannot":[64],"be":[65,93],"implemented":[66],"real":[68],"systems.":[69],"Another":[70],"practical":[71],"constraint":[72],"is":[73,162,234],"the":[74,79,89,108,141,145,165,169,174,179,183,187,200,205,214,231],"limited":[75],"fronthaul":[76],"capacity":[77],"between":[78,168],"baseband":[80],"processor":[81],"array,":[83],"implying":[84],"that":[85,133,242],"each":[86,208],"entry":[87],"digital":[90,112,190],"must":[92],"picked":[94],"from":[95],"a":[96,220,224],"finite":[97,184],"set":[98],"quantization":[100],"labels.":[101],"This":[102],"paper":[103],"proposes":[104],"novel":[105],"for":[107,140],"limited-resolution":[109],"precoders":[113,206],"exploiting":[115],"two":[116],"well-known":[117],"MIMO":[118,148],"symbol":[119],"detection":[120],"algorithms,":[121],"namely":[122],"sphere":[123],"decoding":[124],"(SD)":[125],"expectation":[127],"propagation":[128],"(EP).":[129],"Unlike":[130],"prior":[131],"works":[132],"rely":[134],"on":[135],"heuristic":[136],"or":[137],"sub-optimal":[138,253],"low-resolution":[142],"precoder,":[144],"proposed":[146,232],"transformative":[147],"detection-inspired":[149],"are":[151],"able":[152],"to":[153,163,177,203],"achieve":[154],"optimal":[155,170],"near-optimal":[157,221],"solutions.":[158],"The":[159,228],"main":[160],"objective":[161],"minimize":[164,178],"Euclidean":[166],"distance":[167],"degradation":[180],"caused":[181],"resolution":[185],"precoders.":[191],"Taking":[192],"an":[193],"alternating":[194],"optimization":[195],"approach,":[196],"we":[197,212],"first":[198],"apply":[199,213],"SD":[201],"method":[202,217],"find":[204],"iteration":[209],"optimally.":[210],"Then,":[211],"lower-complexity":[215],"EP":[216],"finds":[219],"solution":[222],"reduced":[225],"cost.":[227],"effectiveness":[229],"validated":[235],"through":[236],"extensive":[237],"numerical":[238],"simulations,":[239],"demonstrate":[241],"both":[243],"SD-based":[244],"EP-based":[246],"schemes":[249],"significantly":[250],"outperform":[251],"widely-used":[252],"approaches.":[254]},"counts_by_year":[],"updated_date":"2026-04-18T07:56:08.524223","created_date":"2025-10-17T00:00:00"}
