{"id":"https://openalex.org/W2783226611","doi":"https://doi.org/10.1109/glocom.2017.8254886","title":"Sum Rate Analysis of Massive MIMO Downlink with Hybrid Beamforming","display_name":"Sum Rate Analysis of Massive MIMO Downlink with Hybrid Beamforming","publication_year":2017,"publication_date":"2017-12-01","ids":{"openalex":"https://openalex.org/W2783226611","doi":"https://doi.org/10.1109/glocom.2017.8254886","mag":"2783226611"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2017.8254886","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2017.8254886","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2017 - 2017 IEEE Global Communications Conference","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/A5030811484","display_name":"Dhanushka Kudathanthirige","orcid":"https://orcid.org/0000-0003-0526-784X"},"institutions":[{"id":"https://openalex.org/I110378019","display_name":"Southern Illinois University Carbondale","ror":"https://ror.org/049kefs16","country_code":"US","type":"education","lineage":["https://openalex.org/I110378019","https://openalex.org/I2801502357"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Dhanushka Kudathanthirige","raw_affiliation_strings":["Dept. of Electr. &amp; Comput. Eng., Southern Illinois Univ., Carbondale, IL, USA","Department of Electrical and Computer Engineering, Southern Illinois University, Carbondale, IL, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Electr. &amp; Comput. Eng., Southern Illinois Univ., Carbondale, IL, USA","institution_ids":["https://openalex.org/I110378019"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Southern Illinois University, Carbondale, IL, USA","institution_ids":["https://openalex.org/I110378019"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5068833255","display_name":"Gayan Amarasuriya","orcid":null},"institutions":[{"id":"https://openalex.org/I110378019","display_name":"Southern Illinois University Carbondale","ror":"https://ror.org/049kefs16","country_code":"US","type":"education","lineage":["https://openalex.org/I110378019","https://openalex.org/I2801502357"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gayan Amarasuriya","raw_affiliation_strings":["Dept. of Electr. &amp; Comput. Eng., Southern Illinois Univ., Carbondale, IL, USA","Department of Electrical and Computer Engineering, Southern Illinois University, Carbondale, IL, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Electr. &amp; Comput. Eng., Southern Illinois Univ., Carbondale, IL, USA","institution_ids":["https://openalex.org/I110378019"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Southern Illinois University, Carbondale, IL, USA","institution_ids":["https://openalex.org/I110378019"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I110378019"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":27,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"7"},"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/T11392","display_name":"Energy Harvesting in Wireless Networks","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"}},{"id":"https://openalex.org/T10069","display_name":"Antenna Design and Analysis","score":0.9990000128746033,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7820600271224976},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7361711263656616},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.629197359085083},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.5921279788017273},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.5889604687690735},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5765026211738586},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5069223046302795},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.4942634105682373},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4848698079586029},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.4724828600883484},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.39334383606910706},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.3770555853843689},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.31339967250823975},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.3066859841346741},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2425566017627716},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.23221322894096375},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.21643272042274475},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.17436277866363525}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7820600271224976},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7361711263656616},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.629197359085083},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.5921279788017273},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.5889604687690735},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5765026211738586},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5069223046302795},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.4942634105682373},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4848698079586029},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.4724828600883484},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.39334383606910706},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.3770555853843689},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.31339967250823975},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.3066859841346741},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2425566017627716},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.23221322894096375},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.21643272042274475},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.17436277866363525},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/glocom.2017.8254886","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2017.8254886","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2017 - 2017 IEEE Global Communications Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8999999761581421,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W250076511","https://openalex.org/W1590582473","https://openalex.org/W1965392255","https://openalex.org/W1970904871","https://openalex.org/W1971443733","https://openalex.org/W2011836673","https://openalex.org/W2014447384","https://openalex.org/W2041287972","https://openalex.org/W2074120933","https://openalex.org/W2084304524","https://openalex.org/W2092270670","https://openalex.org/W2106929598","https://openalex.org/W2147601077","https://openalex.org/W2342114053","https://openalex.org/W2522190652","https://openalex.org/W2565528169","https://openalex.org/W2963108822","https://openalex.org/W4213038017"],"related_works":["https://openalex.org/W3141240674","https://openalex.org/W4365807906","https://openalex.org/W2167568384","https://openalex.org/W2157864637","https://openalex.org/W2744170735","https://openalex.org/W2116541631","https://openalex.org/W4223416141","https://openalex.org/W2514205366","https://openalex.org/W3173074004","https://openalex.org/W2105999282"],"abstract_inverted_index":{"The":[0,91],"achievable":[1,92],"sum":[2,94,121,139],"rate":[3,95,122,140],"of":[4,37,61,84,145,148,172,178,181,191],"multi-cell":[5],"multi-user":[6],"massive":[7,32,88],"multiple-input":[8],"multiple-output":[9],"(MIMO)":[10],"downlink":[11],"is":[12,41,129,142,202],"investigated.":[13],"Hybrid":[14],"beamformers,":[15],"which":[16],"are":[17,25,97],"constructed":[18],"by":[19],"using":[20],"estimated/imperfect":[21],"channel":[22],"state":[23],"information,":[24],"employed":[26],"at":[27,86],"the":[28,31,38,59,68,73,77,82,87,119,126,134,146,159,169,182,189,197,206],"base-station.":[29,90],"Thus,":[30],"MIMO":[33,89],"base-station":[34,161,194],"in":[35,76,158,188],"each":[36],"L":[39],"cells":[40],"enabled":[42],"with":[43,113],"a":[44,50,114,143],"typical":[45],"power-intensive":[46],"digital":[47,69,78,101,136],"precoder":[48],"and":[49,71,81,107,131,152,175],"quantized":[51],"analog":[52,116],"beamformer.":[53,117],"This":[54,138],"setup":[55],"can":[56,185],"significantly":[57],"reduce":[58],"number":[60,147,177],"radio":[62],"frequency":[63],"(RF)":[64],"chains":[65,180],"required":[66],"for":[67,99],"precoder,":[70],"thereby,":[72],"power":[74,201],"consumption":[75],"signal":[79],"processing":[80],"complexity":[83],"circuitry":[85],"asymptotic":[93,120,160],"expressions":[96],"derived":[98],"linear":[100],"precoders":[102],"namely,":[103],"(i)":[104],"zero-forcing":[105],"transmission":[106,111],"(ii)":[108],"maximum":[109],"ratio":[110],"cascaded":[112],"phase-shifting":[115],"Thereby,":[118],"degradation":[123],"due":[124,209],"to":[125,210],"hybrid":[127,183],"beamforming":[128,184],"quantified":[130],"compared":[132],"against":[133],"full-dimensional":[135],"beamforming.":[137],"loss":[141],"function":[144],"phase":[149,173],"quantization":[150,174],"levels":[151],"cannot":[153],"be":[154,186],"canceled":[155],"completely":[156],"even":[157],"antenna":[162],"regime.":[163],"Nevertheless,":[164],"our":[165],"analysis":[166],"reveals":[167],"that":[168],"detrimental":[170],"effects":[171],"reduced":[176],"RF":[179],"mitigated":[187],"limit":[190],"increasingly":[192],"many":[193],"antennas":[195],"when":[196],"receiver":[198],"thermal":[199],"noise":[200],"negligibly":[203],"smaller":[204],"than":[205],"residual":[207],"interference":[208],"pilot":[211],"contamination.":[212]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2018,"cited_by_count":21}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
