{"id":"https://openalex.org/W2768109073","doi":"https://doi.org/10.1109/tcomm.2018.2822273","title":"Full-Duplex Massive MIMO Multi-Pair Two-Way AF Relaying: Energy Efficiency Optimization","display_name":"Full-Duplex Massive MIMO Multi-Pair Two-Way AF Relaying: Energy Efficiency Optimization","publication_year":2018,"publication_date":"2018-04-02","ids":{"openalex":"https://openalex.org/W2768109073","doi":"https://doi.org/10.1109/tcomm.2018.2822273","mag":"2768109073"},"language":"en","primary_location":{"id":"doi:10.1109/tcomm.2018.2822273","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2018.2822273","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Communications","raw_type":"journal-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/A5041137553","display_name":"Ekant Sharma","orcid":"https://orcid.org/0000-0003-0735-4701"},"institutions":[{"id":"https://openalex.org/I94234084","display_name":"Indian Institute of Technology Kanpur","ror":"https://ror.org/05pjsgx75","country_code":"IN","type":"education","lineage":["https://openalex.org/I94234084"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Ekant Sharma","raw_affiliation_strings":["Department of Electrical Engineering, IIT Kanpur, Kanpur, India"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, IIT Kanpur, Kanpur, India","institution_ids":["https://openalex.org/I94234084"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004699135","display_name":"Rohit Budhiraja","orcid":"https://orcid.org/0000-0001-5747-1549"},"institutions":[{"id":"https://openalex.org/I94234084","display_name":"Indian Institute of Technology Kanpur","ror":"https://ror.org/05pjsgx75","country_code":"IN","type":"education","lineage":["https://openalex.org/I94234084"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Rohit Budhiraja","raw_affiliation_strings":["Department of Electrical Engineering, IIT Kanpur, Kanpur, India"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, IIT Kanpur, Kanpur, India","institution_ids":["https://openalex.org/I94234084"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049326382","display_name":"K. Vasudevan","orcid":"https://orcid.org/0000-0002-3818-4728"},"institutions":[{"id":"https://openalex.org/I94234084","display_name":"Indian Institute of Technology Kanpur","ror":"https://ror.org/05pjsgx75","country_code":"IN","type":"education","lineage":["https://openalex.org/I94234084"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"K. Vasudevan","raw_affiliation_strings":["Department of Electrical Engineering, IIT Kanpur, Kanpur, India"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, IIT Kanpur, Kanpur, India","institution_ids":["https://openalex.org/I94234084"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091122305","display_name":"Lajos Hanzo","orcid":"https://orcid.org/0000-0002-2636-5214"},"institutions":[{"id":"https://openalex.org/I43439940","display_name":"University of Southampton","ror":"https://ror.org/01ryk1543","country_code":"GB","type":"education","lineage":["https://openalex.org/I43439940"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Lajos Hanzo","raw_affiliation_strings":["School of Electronics and Computer Science, University of Southampton, Southampton, U.K","[School of Electronics and Computer Science, University of Southampton, Southampton, U.K.]"],"affiliations":[{"raw_affiliation_string":"School of Electronics and Computer Science, University of Southampton, Southampton, U.K","institution_ids":["https://openalex.org/I43439940"]},{"raw_affiliation_string":"[School of Electronics and Computer Science, University of Southampton, Southampton, U.K.]","institution_ids":["https://openalex.org/I43439940"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5041137553"],"corresponding_institution_ids":["https://openalex.org/I94234084"],"apc_list":null,"apc_paid":null,"fwci":4.1732,"has_fulltext":false,"cited_by_count":42,"citation_normalized_percentile":{"value":0.94520651,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"66","issue":"8","first_page":"3322","last_page":"3340"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12791","display_name":"Full-Duplex Wireless Communications","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/T12791","display_name":"Full-Duplex Wireless Communications","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":0.9957000017166138,"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":0.9951000213623047,"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/mimo","display_name":"MIMO","score":0.7990138530731201},{"id":"https://openalex.org/keywords/duplex","display_name":"Duplex (building)","score":0.631293773651123},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.6220035552978516},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.566800594329834},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.5663220882415771},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.4672562777996063},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.4378425180912018},{"id":"https://openalex.org/keywords/multi-user-mimo","display_name":"Multi-user MIMO","score":0.42332789301872253},{"id":"https://openalex.org/keywords/performance-metric","display_name":"Performance metric","score":0.41500675678253174},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3527159094810486},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3375137150287628},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.32221662998199463},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.26512038707733154},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2264513373374939},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.1945551335811615},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13945472240447998},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09898695349693298},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.07987463474273682},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.05728113651275635}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7990138530731201},{"id":"https://openalex.org/C99611785","wikidata":"https://www.wikidata.org/wiki/Q6453233","display_name":"Duplex (building)","level":3,"score":0.631293773651123},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.6220035552978516},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.566800594329834},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.5663220882415771},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.4672562777996063},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.4378425180912018},{"id":"https://openalex.org/C91330434","wikidata":"https://www.wikidata.org/wiki/Q738298","display_name":"Multi-user MIMO","level":4,"score":0.42332789301872253},{"id":"https://openalex.org/C2780898871","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Performance metric","level":2,"score":0.41500675678253174},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3527159094810486},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3375137150287628},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.32221662998199463},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.26512038707733154},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2264513373374939},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.1945551335811615},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13945472240447998},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09898695349693298},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.07987463474273682},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.05728113651275635},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"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/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C552990157","wikidata":"https://www.wikidata.org/wiki/Q7430","display_name":"DNA","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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tcomm.2018.2822273","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2018.2822273","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Communications","raw_type":"journal-article"},{"id":"pmh:oai:eprints.soton.ac.uk:419954","is_oa":false,"landing_page_url":"http://doi.org/10.1109/TCOMM.2018.2822273>).","pdf_url":null,"source":{"id":"https://openalex.org/S4306401020","display_name":"ePrints Soton (University of Southampton)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I43439940","host_organization_name":"University of Southampton","host_organization_lineage":["https://openalex.org/I43439940"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"PeerReviewed"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.9100000262260437,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320334678","display_name":"European Research Council","ror":"https://ror.org/0472cxd90"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W250076511","https://openalex.org/W1917415483","https://openalex.org/W1967956032","https://openalex.org/W1970904871","https://openalex.org/W2029650406","https://openalex.org/W2032834460","https://openalex.org/W2060821751","https://openalex.org/W2072184935","https://openalex.org/W2084000272","https://openalex.org/W2091240134","https://openalex.org/W2099692390","https://openalex.org/W2106929598","https://openalex.org/W2120686080","https://openalex.org/W2121315337","https://openalex.org/W2127375305","https://openalex.org/W2128513990","https://openalex.org/W2130124597","https://openalex.org/W2130128605","https://openalex.org/W2170431793","https://openalex.org/W2171048418","https://openalex.org/W2211148590","https://openalex.org/W2323227907","https://openalex.org/W2413566101","https://openalex.org/W2419500842","https://openalex.org/W2566271717","https://openalex.org/W2589615107","https://openalex.org/W2594733188","https://openalex.org/W2604152202","https://openalex.org/W2607478241","https://openalex.org/W2730974352","https://openalex.org/W2770606349","https://openalex.org/W2962798347","https://openalex.org/W2963108822","https://openalex.org/W3103693542","https://openalex.org/W3106282754","https://openalex.org/W4250589301","https://openalex.org/W4293229790","https://openalex.org/W4361867455"],"related_works":["https://openalex.org/W2092406346","https://openalex.org/W3209566644","https://openalex.org/W2155567810","https://openalex.org/W4205696264","https://openalex.org/W2872971718","https://openalex.org/W4292866228","https://openalex.org/W2099388115","https://openalex.org/W4381785485","https://openalex.org/W2952153866","https://openalex.org/W4298198898"],"abstract_inverted_index":{"We":[0,60,74,98],"consider":[1],"two-way":[2],"amplify-and-forward":[3],"relaying,":[4],"where":[5],"multiple":[6],"full-duplex":[7,15,86,105,125],"user":[8,68],"pairs":[9],"exchange":[10],"information":[11],"via":[12],"a":[13,48],"shared":[14],"massive":[16,25],"multiple-input":[17],"multiple-output":[18],"(MIMO)":[19],"relay.":[20],"Most":[21],"of":[22,64,80,102,109],"the":[23,30,38,56,65,71,81,90,95,103,115,123,128],"previous":[24],"MIMO":[26],"relaying":[27],"works":[28],"maximize":[29,37,62],"spectral":[31],"efficiency":[32,41],"(SE).":[33],"By":[34],"contrast,":[35],"we":[36],"non-convex":[39],"energy":[40],"(EE)":[42],"metric":[43],"by":[44,94],"approximating":[45],"it":[46],"as":[47],"pseudo-concave":[49],"problem,":[50],"which":[51,122],"is":[52],"then":[53],"solved":[54],"using":[55],"classic":[57],"Dinkelbach":[58],"approach.":[59,73],"also":[61,75,99],"EE":[63,79,101],"least":[66],"energy-efficient":[67],"relying":[69],"on":[70],"max-min":[72],"compare":[76,100],"SE":[77],"and":[78,88,113,117],"proposed":[82,96,104,124],"design":[83],"with":[84],"existing":[85],"systems":[87],"quantify":[89],"significant":[91],"improvement":[92],"achieved":[93],"algorithm.":[97],"system":[106,126],"to":[107],"that":[108],"its":[110],"half-duplex":[111,129],"counterparts,":[112],"characterize":[114],"self-loop":[116],"inter-user":[118],"interference":[119],"regimes,":[120],"for":[121],"outperforms":[127],"ones.":[130]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":10},{"year":2019,"cited_by_count":14},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}