{"id":"https://openalex.org/W4214916555","doi":"https://doi.org/10.1109/ieeeconf53345.2021.9723343","title":"Virtual DPD Neural Network Predistortion for OFDM-based MU-Massive MIMO","display_name":"Virtual DPD Neural Network Predistortion for OFDM-based MU-Massive MIMO","publication_year":2021,"publication_date":"2021-10-31","ids":{"openalex":"https://openalex.org/W4214916555","doi":"https://doi.org/10.1109/ieeeconf53345.2021.9723343"},"language":"en","primary_location":{"id":"doi:10.1109/ieeeconf53345.2021.9723343","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ieeeconf53345.2021.9723343","pdf_url":null,"source":{"id":"https://openalex.org/S4363607877","display_name":"2021 55th Asilomar Conference on Signals, Systems, and Computers","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 55th Asilomar Conference on Signals, Systems, and Computers","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/20.500.11850/650618","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5021048797","display_name":"Chance Tarver","orcid":"https://orcid.org/0000-0002-4100-7589"},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Chance Tarver","raw_affiliation_strings":["Rice University,Department of Electrical and Computer Engineering","Department of Electrical and Computer Engineering, Rice University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rice University,Department of Electrical and Computer Engineering","institution_ids":["https://openalex.org/I74775410"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Rice University","institution_ids":["https://openalex.org/I74775410"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064443661","display_name":"Alexios Balalsoukas-Slimining","orcid":null},"institutions":[{"id":"https://openalex.org/I83019370","display_name":"Eindhoven University of Technology","ror":"https://ror.org/02c2kyt77","country_code":"NL","type":"education","lineage":["https://openalex.org/I83019370"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Alexios Balalsoukas-Slimining","raw_affiliation_strings":["Eindhoven University of Technology,Department of Electrical Engineering,Eindhoven,The Netherlands","Department of Electrical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Eindhoven University of Technology,Department of Electrical Engineering,Eindhoven,The Netherlands","institution_ids":["https://openalex.org/I83019370"]},{"raw_affiliation_string":"Department of Electrical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands","institution_ids":["https://openalex.org/I83019370"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083617223","display_name":"Christoph Studer","orcid":"https://orcid.org/0000-0001-8950-6267"},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Christoph Studer","raw_affiliation_strings":["ETH Zurich,Department of Information Technology and Electrical Engineering,Zurich,Switzerland","Department of Information Technology and Electrical Engineering, ETH Zurich, Zurich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ETH Zurich,Department of Information Technology and Electrical Engineering,Zurich,Switzerland","institution_ids":["https://openalex.org/I35440088"]},{"raw_affiliation_string":"Department of Information Technology and Electrical Engineering, ETH Zurich, Zurich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085983829","display_name":"Joseph R. Cavallaro","orcid":"https://orcid.org/0000-0002-9841-1806"},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Joseph R. Cavallaro","raw_affiliation_strings":["Rice University,Department of Electrical and Computer Engineering","Department of Electrical and Computer Engineering, Rice University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rice University,Department of Electrical and Computer Engineering","institution_ids":["https://openalex.org/I74775410"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Rice University","institution_ids":["https://openalex.org/I74775410"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.442,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.90633495,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"376","last_page":"380"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11248","display_name":"Advanced Power Amplifier Design","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/T11248","display_name":"Advanced Power Amplifier Design","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/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.9998000264167786,"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":0.9991000294685364,"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/predistortion","display_name":"Predistortion","score":0.9928755760192871},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.7374453544616699},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6794396638870239},{"id":"https://openalex.org/keywords/linearization","display_name":"Linearization","score":0.6179585456848145},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6033689379692078},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5877529382705688},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.49395662546157837},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.46573036909103394},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1883239448070526},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1709733009338379},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.1508176028728485},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.07124960422515869},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.062293291091918945}],"concepts":[{"id":"https://openalex.org/C2778587875","wikidata":"https://www.wikidata.org/wiki/Q7239686","display_name":"Predistortion","level":4,"score":0.9928755760192871},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.7374453544616699},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6794396638870239},{"id":"https://openalex.org/C11210021","wikidata":"https://www.wikidata.org/wiki/Q1520713","display_name":"Linearization","level":3,"score":0.6179585456848145},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6033689379692078},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5877529382705688},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.49395662546157837},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.46573036909103394},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1883239448070526},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1709733009338379},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.1508176028728485},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.07124960422515869},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.062293291091918945},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/ieeeconf53345.2021.9723343","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ieeeconf53345.2021.9723343","pdf_url":null,"source":{"id":"https://openalex.org/S4363607877","display_name":"2021 55th Asilomar Conference on Signals, Systems, and Computers","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 55th Asilomar Conference on Signals, Systems, and Computers","raw_type":"proceedings-article"},{"id":"pmh:oai:www.research-collection.ethz.ch:20.500.11850/650618","is_oa":true,"landing_page_url":"http://hdl.handle.net/20.500.11850/650618","pdf_url":null,"source":{"id":"https://openalex.org/S4306402302","display_name":"Repository for Publications and Research Data (ETH Zurich)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I35440088","host_organization_name":"ETH Zurich","host_organization_lineage":["https://openalex.org/I35440088"],"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":"2021 55th Asilomar Conference on Signals, Systems, and Computers","raw_type":"info:eu-repo/semantics/conferenceObject"},{"id":"doi:10.3929/ethz-b-000650618","is_oa":true,"landing_page_url":"https://doi.org/10.3929/ethz-b-000650618","pdf_url":null,"source":{"id":"https://openalex.org/S7407051236","display_name":"ETH Z\u00fcrich Research Collection","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":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article-journal"}],"best_oa_location":{"id":"pmh:oai:www.research-collection.ethz.ch:20.500.11850/650618","is_oa":true,"landing_page_url":"http://hdl.handle.net/20.500.11850/650618","pdf_url":null,"source":{"id":"https://openalex.org/S4306402302","display_name":"Repository for Publications and Research Data (ETH Zurich)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I35440088","host_organization_name":"ETH Zurich","host_organization_lineage":["https://openalex.org/I35440088"],"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":"2021 55th Asilomar Conference on Signals, Systems, and Computers","raw_type":"info:eu-repo/semantics/conferenceObject"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.47999998927116394}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1984632264","https://openalex.org/W1997834106","https://openalex.org/W2094655360","https://openalex.org/W2147914016","https://openalex.org/W2171395034","https://openalex.org/W2171973013","https://openalex.org/W2671159002","https://openalex.org/W2796342606","https://openalex.org/W2803793567","https://openalex.org/W2963835186","https://openalex.org/W2964762906","https://openalex.org/W3011243856","https://openalex.org/W3015107633","https://openalex.org/W3101736072","https://openalex.org/W4287548763","https://openalex.org/W6681850477","https://openalex.org/W6787989752"],"related_works":["https://openalex.org/W1573839784","https://openalex.org/W2144971617","https://openalex.org/W3101175538","https://openalex.org/W2380750407","https://openalex.org/W2383843912","https://openalex.org/W2181939422","https://openalex.org/W4383955226","https://openalex.org/W2537671993","https://openalex.org/W2373050018","https://openalex.org/W2110519135"],"abstract_inverted_index":{"The":[0],"nonlinearities":[1],"of":[2,27,38,74],"power":[3],"amplifiers":[4],"in":[5],"massive":[6,59],"MIMO":[7],"arrays":[8],"introduce":[9],"unwanted":[10],"spectral":[11],"regrowth,":[12],"which":[13],"is":[14],"typically":[15],"avoided":[16],"via":[17],"digital":[18,47],"predistortion":[19,48,64],"at":[20],"each":[21],"amplifier.":[22],"However,":[23],"as":[24],"the":[25,35,54,66,72,82,92,115],"number":[26,73],"base":[28],"station":[29],"antennas":[30],"scales":[31,69],"up,":[32],"so":[33],"does":[34],"computational":[36],"burden":[37],"per-antenna":[39],"linearization.":[40],"This":[41],"work":[42],"introduces":[43],"a":[44],"neural-network":[45],"virtual":[46],"(vDPD)":[49],"scheme":[50],"that":[51,105],"operates":[52],"before":[53,65],"linear":[55],"precoder":[56],"for":[57],"OFDM-based":[58],"MU-MIMO":[60],"systems.":[61],"By":[62],"applying":[63],"precoder,":[67],"complexity":[68],"primarily":[70],"with":[71],"users.":[75],"We":[76,97],"can":[77],"achieve":[78],"comparable":[79],"linearization":[80],"along":[81],"user":[83],"beams":[84],"by":[85],"training":[86],"our":[87,99],"neural":[88],"network":[89],"based":[90],"on":[91],"memory":[93,110],"polynomial,":[94],"predistortion-per-antenna":[95],"approach.":[96],"verify":[98],"algorithm":[100],"through":[101],"an":[102],"exhaustive":[103],"simulator":[104],"includes":[106],"high-order":[107],"amplifier":[108,116],"nonlinearities,":[109],"effects,":[111],"and":[112],"variance":[113],"across":[114],"models.":[117]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}