{"id":"https://openalex.org/W4410227385","doi":"https://doi.org/10.1109/wcnc61545.2025.10978359","title":"Phase-Amplitude Design for Energy-Efficient Active RIS-aided Massive MIMO System","display_name":"Phase-Amplitude Design for Energy-Efficient Active RIS-aided Massive MIMO System","publication_year":2025,"publication_date":"2025-03-24","ids":{"openalex":"https://openalex.org/W4410227385","doi":"https://doi.org/10.1109/wcnc61545.2025.10978359"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc61545.2025.10978359","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc61545.2025.10978359","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Wireless Communications and Networking Conference (WCNC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5086383159","display_name":"Wilson de Souza","orcid":"https://orcid.org/0000-0002-1567-2358"},"institutions":[{"id":"https://openalex.org/I127110123","display_name":"Universidade Estadual de Londrina","ror":"https://ror.org/01585b035","country_code":"BR","type":"education","lineage":["https://openalex.org/I127110123"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Wilson de Souza Junior","raw_affiliation_strings":["Electrical Eng. Dept. UEL,Londrina,Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical Eng. Dept. UEL,Londrina,Brazil","institution_ids":["https://openalex.org/I127110123"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026516878","display_name":"Taufik Abr\u00e3o","orcid":"https://orcid.org/0000-0001-8678-2805"},"institutions":[{"id":"https://openalex.org/I127110123","display_name":"Universidade Estadual de Londrina","ror":"https://ror.org/01585b035","country_code":"BR","type":"education","lineage":["https://openalex.org/I127110123"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Taufik Abr\u00e3o","raw_affiliation_strings":["Electrical Eng. Dept. UEL,Londrina,Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical Eng. Dept. UEL,Londrina,Brazil","institution_ids":["https://openalex.org/I127110123"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I127110123"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"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/T11946","display_name":"Antenna Design and Optimization","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11946","display_name":"Antenna Design and Optimization","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10069","display_name":"Antenna Design and Analysis","score":0.9968000054359436,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9961000084877014,"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/computer-science","display_name":"Computer science","score":0.5662387013435364},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5592674612998962},{"id":"https://openalex.org/keywords/amplitude","display_name":"Amplitude","score":0.5385727882385254},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.5262724161148071},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3883898854255676},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.31696072220802307},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.21333956718444824},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16099032759666443},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.12995141744613647}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5662387013435364},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5592674612998962},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.5385727882385254},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.5262724161148071},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3883898854255676},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.31696072220802307},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.21333956718444824},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16099032759666443},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.12995141744613647},{"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/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcnc61545.2025.10978359","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc61545.2025.10978359","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Wireless Communications and Networking Conference (WCNC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8799999952316284,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1967956032","https://openalex.org/W1996215314","https://openalex.org/W2147056723","https://openalex.org/W2788350651","https://openalex.org/W2950077417","https://openalex.org/W3100368766","https://openalex.org/W3137570378","https://openalex.org/W3203630573","https://openalex.org/W4313001863","https://openalex.org/W4387883690","https://openalex.org/W4390120165","https://openalex.org/W4392745211","https://openalex.org/W4393285760","https://openalex.org/W4403125941"],"related_works":["https://openalex.org/W2545343974","https://openalex.org/W4291895924","https://openalex.org/W1783583321","https://openalex.org/W2004357175","https://openalex.org/W2038397443","https://openalex.org/W2941374357","https://openalex.org/W2112785353","https://openalex.org/W2055945594","https://openalex.org/W3003855539","https://openalex.org/W2088275829"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,28],"solve":[4],"the":[5,34,57,84,99,108,119],"energy":[6],"efficiency":[7],"(EE)":[8],"optimization":[9,26,111],"problem":[10],"in":[11,115,127],"active":[12,49,113],"reconfigurable":[13],"intelligent":[14],"surface":[15],"(RIS)-assisted":[16],"massive":[17],"multiple-input":[18],"multiple-output":[19],"(mMIMO)":[20],"communication":[21,130],"systems.":[22],"By":[23],"exploring":[24],"different":[25],"techniques,":[27],"derive":[29],"closed-form":[30],"expressions":[31],"for":[32,48],"both":[33,122],"amplitude":[35],"and":[36,110,124],"phase":[37],"of":[38,72,93,112,121],"each":[39],"RIS":[40,50,87,114],"element,":[41],"proposing":[42],"a":[43,89],"novel":[44],"flexible":[45],"iterative":[46],"algorithm":[47],"scenarios.":[51],"The":[52,104],"numerical":[53],"results":[54],"reveal":[55],"how":[56],"proposed":[58],"analytical":[59],"amplitude/phase":[60],"beamforming":[61],"design":[62,109],"can":[63],"be":[64,71],"promising":[65],"since":[66],"it":[67],"has":[68],"proven":[69],"to":[70,77,83,98,107],"low":[73],"complexity,":[74],"providing":[75],"up":[76],"\u2248":[78,94],"42%":[79],"higher":[80],"EE":[81,123],"compared":[82,97],"completely":[85],"passive":[86],"with":[88],"lower":[90,96],"running":[91],"time":[92],"93.6%":[95],"semidefinite":[100],"relaxation":[101],"(SDR)":[102],"technique.":[103],"paper":[105],"contributes":[106],"mMIMO":[116],"systems,":[117],"highlighting":[118],"importance":[120],"computational":[125],"feasibility":[126],"future":[128],"wireless":[129],"technologies.":[131]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}