{"id":"https://openalex.org/W4387250930","doi":"https://doi.org/10.1109/meditcom58224.2023.10266644","title":"An Analysis of Spatial Correlation in RIS-Assisted Wireless Networks","display_name":"An Analysis of Spatial Correlation in RIS-Assisted Wireless Networks","publication_year":2023,"publication_date":"2023-09-04","ids":{"openalex":"https://openalex.org/W4387250930","doi":"https://doi.org/10.1109/meditcom58224.2023.10266644"},"language":"en","primary_location":{"id":"doi:10.1109/meditcom58224.2023.10266644","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/meditcom58224.2023.10266644","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE International Mediterranean Conference on Communications and Networking (MeditCom)","raw_type":"proceedings-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/A5032692837","display_name":"Shuangfei Guo","orcid":null},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Shuangfei Guo","raw_affiliation_strings":["NJUPT,College of Telecommunications and Information Engineering,Nanjing,China","College of Telecommunications and Information Engineering, NJUPT, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"NJUPT,College of Telecommunications and Information Engineering,Nanjing,China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"College of Telecommunications and Information Engineering, NJUPT, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102010856","display_name":"Hao Huang","orcid":"https://orcid.org/0000-0002-6729-1987"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hao Huang","raw_affiliation_strings":["NJUPT,College of Telecommunications and Information Engineering,Nanjing,China","College of Telecommunications and Information Engineering, NJUPT, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"NJUPT,College of Telecommunications and Information Engineering,Nanjing,China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"College of Telecommunications and Information Engineering, NJUPT, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027367677","display_name":"Guan Gui","orcid":"https://orcid.org/0000-0003-3888-2881"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guan Gui","raw_affiliation_strings":["NJUPT,College of Telecommunications and Information Engineering,Nanjing,China","College of Telecommunications and Information Engineering, NJUPT, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"NJUPT,College of Telecommunications and Information Engineering,Nanjing,China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"College of Telecommunications and Information Engineering, NJUPT, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5087599025","display_name":"Hikmet Sari","orcid":"https://orcid.org/0000-0001-8114-6164"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]},{"id":"https://openalex.org/I4210086577","display_name":"Sequans Communications (France)","ror":"https://ror.org/000etmf12","country_code":"FR","type":"company","lineage":["https://openalex.org/I4210086577"]}],"countries":["CN","FR"],"is_corresponding":false,"raw_author_name":"Hikmet Sari","raw_affiliation_strings":["NJUPT,College of Telecommunications and Information Engineering,Nanjing,China","Sequans Communications, Colombes, France","College of Telecommunications and Information Engineering, NJUPT, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"NJUPT,College of Telecommunications and Information Engineering,Nanjing,China","institution_ids":["https://openalex.org/I41198531"]},{"raw_affiliation_string":"Sequans Communications, Colombes, France","institution_ids":["https://openalex.org/I4210086577"]},{"raw_affiliation_string":"College of Telecommunications and Information Engineering, NJUPT, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5032692837"],"corresponding_institution_ids":["https://openalex.org/I41198531"],"apc_list":null,"apc_paid":null,"fwci":0.134,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.44994799,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"329","last_page":"333"},"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/T12042","display_name":"Satellite Communication Systems","score":0.9843000173568726,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.982699990272522,"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/spatial-correlation","display_name":"Spatial correlation","score":0.7612260580062866},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.623525083065033},{"id":"https://openalex.org/keywords/quadratic-equation","display_name":"Quadratic equation","score":0.6166545152664185},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.5881101489067078},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5547305345535278},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.5472897291183472},{"id":"https://openalex.org/keywords/correlation","display_name":"Correlation","score":0.5389623641967773},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.512062132358551},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4977629482746124},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4965594410896301},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4839347004890442},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4770716428756714},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.46764302253723145},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2693978548049927},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.18073856830596924},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1740342080593109},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1605822741985321},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.15745261311531067}],"concepts":[{"id":"https://openalex.org/C150060386","wikidata":"https://www.wikidata.org/wiki/Q7574054","display_name":"Spatial correlation","level":2,"score":0.7612260580062866},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.623525083065033},{"id":"https://openalex.org/C129844170","wikidata":"https://www.wikidata.org/wiki/Q41299","display_name":"Quadratic equation","level":2,"score":0.6166545152664185},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.5881101489067078},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5547305345535278},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.5472897291183472},{"id":"https://openalex.org/C117220453","wikidata":"https://www.wikidata.org/wiki/Q5172842","display_name":"Correlation","level":2,"score":0.5389623641967773},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.512062132358551},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4977629482746124},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4965594410896301},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4839347004890442},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4770716428756714},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.46764302253723145},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2693978548049927},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.18073856830596924},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1740342080593109},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1605822741985321},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.15745261311531067},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/meditcom58224.2023.10266644","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/meditcom58224.2023.10266644","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE International Mediterranean Conference on Communications and Networking (MeditCom)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.47999998927116394}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1997834106","https://openalex.org/W2795167939","https://openalex.org/W2805166665","https://openalex.org/W2990747873","https://openalex.org/W3043220753","https://openalex.org/W3160700232","https://openalex.org/W3193418585","https://openalex.org/W3209406984","https://openalex.org/W4210820048","https://openalex.org/W4256217385"],"related_works":["https://openalex.org/W2952348651","https://openalex.org/W2375742443","https://openalex.org/W2149381099","https://openalex.org/W4200520489","https://openalex.org/W1483190388","https://openalex.org/W1988032185","https://openalex.org/W2898021863","https://openalex.org/W2521335480","https://openalex.org/W3121692546","https://openalex.org/W2611370603"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,101],"analyze":[4],"the":[5,11,51,61,86,96,107,121,135,139,145],"impact":[6],"of":[7,13,63,88,98,123,144],"spatial":[8,46,82,114],"correlation":[9,47,83,115],"between":[10],"elements":[12],"reconfigurable":[14],"intelligent":[15],"surface":[16],"(RIS)":[17],"arrays":[18,22,33,64,78],"considering":[19],"both":[20,134],"phase-optimized":[21],"providing":[23,37],"a":[24,38,89],"quadratic":[25,90],"signal-to-noise":[26],"ratio":[27],"(SNR)":[28],"gain":[29],"as":[30,32],"well":[31],"without":[34,65,79],"phase":[35,66,80],"optimization":[36],"linear":[39],"gain.":[40],"The":[41],"analysis":[42],"shows":[43],"that":[44,75,113],"while":[45],"degrades":[48],"performance":[49,59],"when":[50],"RIS":[52,77,146],"array":[53],"is":[54],"phase-optimized,":[55],"it":[56],"significantly":[57],"improves":[58],"in":[60,76],"case":[62],"optimization.":[67],"We":[68],"develop":[69],"analytic":[70,108],"SNR":[71],"expressions,":[72],"which":[73,105],"show":[74],"optimization,":[81],"leads":[84],"to":[85,119],"appearance":[87],"term":[91],"whose":[92],"magnitude":[93],"increases":[94],"with":[95],"amount":[97],"correlation,":[99],"and":[100,129,138],"provide":[102],"simulation":[103],"results,":[104],"corroborate":[106],"results.":[109],"Our":[110],"findings":[111],"suggest":[112],"can":[116],"be":[117],"exploited":[118],"reduce":[120],"number":[122],"pilots":[124],"needed":[125],"for":[126,142],"channel":[127],"estimation":[128],"signal":[130],"detection,":[131],"thus":[132],"reducing":[133],"receiver":[136],"complexity":[137],"overhead":[140],"required":[141],"configuration":[143],"array.":[147]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2025-12-21T01:58:51.020947","created_date":"2025-10-10T00:00:00"}