{"id":"https://openalex.org/W3193982607","doi":"https://doi.org/10.1109/ict52184.2021.9511532","title":"Large System Analysis of Reflecting Intelligent Surface Aided MIMO systems with Imperfect Channel State Information","display_name":"Large System Analysis of Reflecting Intelligent Surface Aided MIMO systems with Imperfect Channel State Information","publication_year":2021,"publication_date":"2021-06-01","ids":{"openalex":"https://openalex.org/W3193982607","doi":"https://doi.org/10.1109/ict52184.2021.9511532","mag":"3193982607"},"language":"en","primary_location":{"id":"doi:10.1109/ict52184.2021.9511532","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ict52184.2021.9511532","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 28th International Conference on Telecommunications (ICT)","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/A5073992930","display_name":"Yasser Naguib Ahmed","orcid":null},"institutions":[{"id":"https://openalex.org/I145487455","display_name":"Cairo University","ror":"https://ror.org/03q21mh05","country_code":"EG","type":"education","lineage":["https://openalex.org/I145487455"]}],"countries":["EG"],"is_corresponding":true,"raw_author_name":"Yasser Naguib Ahmed","raw_affiliation_strings":["Cairo University, Giza, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cairo University, Giza, Egypt","institution_ids":["https://openalex.org/I145487455"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5073992930"],"corresponding_institution_ids":["https://openalex.org/I145487455"],"apc_list":null,"apc_paid":null,"fwci":2.035,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.86352436,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","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/T11458","display_name":"Advanced Wireless Communication Technologies","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/T12079","display_name":"IoT Networks and Protocols","score":0.9690999984741211,"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/T12042","display_name":"Satellite Communication Systems","score":0.9639999866485596,"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/telecommunications-link","display_name":"Telecommunications link","score":0.8935700058937073},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7440069913864136},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6552444696426392},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6032561659812927},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5797076225280762},{"id":"https://openalex.org/keywords/rician-fading","display_name":"Rician fading","score":0.5517438054084778},{"id":"https://openalex.org/keywords/multi-user-mimo","display_name":"Multi-user MIMO","score":0.48840564489364624},{"id":"https://openalex.org/keywords/imperfect","display_name":"Imperfect","score":0.4748820662498474},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.45459985733032227},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.4449646770954132},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.29177385568618774},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.28277450799942017},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.19521909952163696},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.057229965925216675}],"concepts":[{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.8935700058937073},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7440069913864136},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6552444696426392},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6032561659812927},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5797076225280762},{"id":"https://openalex.org/C60472773","wikidata":"https://www.wikidata.org/wiki/Q7331156","display_name":"Rician fading","level":4,"score":0.5517438054084778},{"id":"https://openalex.org/C91330434","wikidata":"https://www.wikidata.org/wiki/Q738298","display_name":"Multi-user MIMO","level":4,"score":0.48840564489364624},{"id":"https://openalex.org/C2780310539","wikidata":"https://www.wikidata.org/wiki/Q12547192","display_name":"Imperfect","level":2,"score":0.4748820662498474},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.45459985733032227},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.4449646770954132},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.29177385568618774},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.28277450799942017},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.19521909952163696},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.057229965925216675},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ict52184.2021.9511532","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ict52184.2021.9511532","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 28th International Conference on Telecommunications (ICT)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1525535255","https://openalex.org/W2166627902","https://openalex.org/W2615886008","https://openalex.org/W2770606349","https://openalex.org/W2891191577","https://openalex.org/W2891354184","https://openalex.org/W2950077417","https://openalex.org/W2963121727","https://openalex.org/W2977525824","https://openalex.org/W3001977108","https://openalex.org/W3017311957","https://openalex.org/W3030403925","https://openalex.org/W3043220753","https://openalex.org/W3094327823","https://openalex.org/W3103427516","https://openalex.org/W3129486236","https://openalex.org/W4206180546","https://openalex.org/W4286683481","https://openalex.org/W6768384573","https://openalex.org/W6784800590"],"related_works":["https://openalex.org/W2167568384","https://openalex.org/W2116541631","https://openalex.org/W2514205366","https://openalex.org/W3173074004","https://openalex.org/W2130460934","https://openalex.org/W2172055400","https://openalex.org/W1976249538","https://openalex.org/W3102122595","https://openalex.org/W3052336460","https://openalex.org/W1976511355"],"abstract_inverted_index":{"This":[0],"paper":[1],"considers":[2],"both":[3],"uplink":[4,67],"and":[5],"downlink":[6],"reconfigurable":[7],"intelligent":[8],"surface":[9],"(RIS)-aided":[10],"massive":[11,30],"multiple-input":[12],"multiple-output":[13],"(MIMO)":[14],"system":[15,32],"with":[16],"imperfect":[17],"channel":[18,56,68],"state":[19],"information":[20],"(CSI).":[21],"The":[22],"RIS":[23],"is":[24,64,75],"deployed":[25],"to":[26],"assist":[27],"the":[28,34,37,50,54,78],"traditional":[29],"MIMO":[31],"serving":[33],"users":[35],"in":[36],"dead":[38],"zone":[39],"blocked":[40],"by":[41],"an":[42],"obstacle.":[43],"We":[44],"derive":[45],"closed":[46],"form":[47],"expression":[48],"for":[49,66,77],"sum":[51],"rate":[52],"considering":[53],"Rician":[55],"model,":[57],"linear":[58],"minimum":[59],"mean":[60],"squared":[61],"error":[62],"(LMMSE)":[63],"considered":[65,76],"estimation,":[69],"while":[70],"maximum":[71],"ratio":[72],"transmission":[73],"(MRT)":[74],"downlink.":[79]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}