{"id":"https://openalex.org/W3115913598","doi":"https://doi.org/10.1109/wcsp49889.2020.9299731","title":"Maximum Ergodic Spectral Efficiency of Reconfigurable Intelligent Surface Assisted MIMO Systems under Correlated Channels","display_name":"Maximum Ergodic Spectral Efficiency of Reconfigurable Intelligent Surface Assisted MIMO Systems under Correlated Channels","publication_year":2020,"publication_date":"2020-10-21","ids":{"openalex":"https://openalex.org/W3115913598","doi":"https://doi.org/10.1109/wcsp49889.2020.9299731","mag":"3115913598"},"language":"en","primary_location":{"id":"doi:10.1109/wcsp49889.2020.9299731","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp49889.2020.9299731","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 International Conference on Wireless Communications and Signal Processing (WCSP)","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/A5033299709","display_name":"Jinghe Wang","orcid":"https://orcid.org/0000-0003-0757-3437"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinghe Wang","raw_affiliation_strings":["National Mobile Communications Research Laboratory Southeast University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101837435","display_name":"Hanqing Wang","orcid":"https://orcid.org/0000-0001-9264-1646"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hanqing Wang","raw_affiliation_strings":["National Mobile Communications Research Laboratory Southeast University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100688274","display_name":"Yu Han","orcid":"https://orcid.org/0000-0002-3791-6050"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Han","raw_affiliation_strings":["National Mobile Communications Research Laboratory Southeast University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013079905","display_name":"Shi Jin","orcid":"https://orcid.org/0000-0003-0271-6021"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shi Jin","raw_affiliation_strings":["National Mobile Communications Research Laboratory Southeast University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100375264","display_name":"Xiao Li","orcid":"https://orcid.org/0000-0001-9660-9053"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiao Li","raw_affiliation_strings":["National Mobile Communications Research Laboratory Southeast University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.1403302,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"894","last_page":"898"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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":0.9998999834060669,"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/T12989","display_name":"Ocular Disorders and Treatments","score":0.941100001335144,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11133","display_name":"UAV Applications and Optimization","score":0.9064000248908997,"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/ergodic-theory","display_name":"Ergodic theory","score":0.9037176370620728},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7834582328796387},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.7477865219116211},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.6999268531799316},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6033273935317993},{"id":"https://openalex.org/keywords/uncorrelated","display_name":"Uncorrelated","score":0.5911312103271484},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.5035809874534607},{"id":"https://openalex.org/keywords/surface","display_name":"Surface (topology)","score":0.4278488755226135},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.41863587498664856},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.40001875162124634},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.39742511510849},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3604544997215271},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.3479059040546417},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.298658549785614},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.27822577953338623},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16621717810630798},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.13857948780059814},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.09289020299911499},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.08231917023658752},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.07123687863349915}],"concepts":[{"id":"https://openalex.org/C122044880","wikidata":"https://www.wikidata.org/wiki/Q5498822","display_name":"Ergodic theory","level":2,"score":0.9037176370620728},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7834582328796387},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.7477865219116211},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.6999268531799316},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6033273935317993},{"id":"https://openalex.org/C169345407","wikidata":"https://www.wikidata.org/wiki/Q8216221","display_name":"Uncorrelated","level":2,"score":0.5911312103271484},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.5035809874534607},{"id":"https://openalex.org/C2776799497","wikidata":"https://www.wikidata.org/wiki/Q484298","display_name":"Surface (topology)","level":2,"score":0.4278488755226135},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.41863587498664856},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.40001875162124634},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.39742511510849},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3604544997215271},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.3479059040546417},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.298658549785614},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.27822577953338623},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16621717810630798},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13857948780059814},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.09289020299911499},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.08231917023658752},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.07123687863349915},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcsp49889.2020.9299731","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp49889.2020.9299731","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 International Conference on Wireless Communications and Signal Processing (WCSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320337504","display_name":"Research and Development","ror":"https://ror.org/027s68j25"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1506731252","https://openalex.org/W2048305092","https://openalex.org/W2901268226","https://openalex.org/W2953984813","https://openalex.org/W2963355537","https://openalex.org/W2963961614","https://openalex.org/W2981096252","https://openalex.org/W2984937369","https://openalex.org/W2990747873","https://openalex.org/W2991149227","https://openalex.org/W3035386068","https://openalex.org/W3040657781","https://openalex.org/W3080375276","https://openalex.org/W3099679786","https://openalex.org/W3129486236","https://openalex.org/W3148198191","https://openalex.org/W3179903767","https://openalex.org/W6769637482","https://openalex.org/W6770785489","https://openalex.org/W6780392931"],"related_works":["https://openalex.org/W2134916061","https://openalex.org/W2155567810","https://openalex.org/W2344765023","https://openalex.org/W4381785485","https://openalex.org/W4205696264","https://openalex.org/W3010469571","https://openalex.org/W2463053673","https://openalex.org/W2393478743","https://openalex.org/W4224872188","https://openalex.org/W4285223123"],"abstract_inverted_index":{"Recent":[0],"years":[1],"have":[2,33],"witnessed":[3],"a":[4,16,84],"growing":[5],"academic":[6],"interest":[7],"in":[8,78],"reconfigurable":[9],"intelligent":[10],"surface":[11],"(RIS)":[12],"since":[13],"it":[14],"is":[15],"promising":[17],"technology":[18],"to":[19,30,64,118],"satisfy":[20],"the":[21,31,50,68,71,95,100,104,120,125,130],"performance":[22],"requirements":[23],"of":[24,52,99,107,124,132],"six":[25],"generation":[26],"(6G).":[27],"Works":[28],"related":[29],"RISs":[32],"been":[34,62],"studied":[35],"by":[36],"numerous":[37],"researchers,":[38],"however,":[39],"almost":[40],"existing":[41],"researches":[42],"mainly":[43],"focus":[44,82],"on":[45,83],"RIS-assisted":[46,85],"MIMO":[47,86],"systems":[48],"with":[49],"assumption":[51],"uncorrelated":[53],"environments.":[54],"To":[55],"date,":[56],"far":[57],"too":[58],"little":[59],"attention":[60],"has":[61],"paid":[63],"situations":[65],"that":[66],"consider":[67],"correlations":[69],"among":[70],"antennas":[72],"and":[73,102],"RIS":[74],"reflecting":[75],"elements.":[76],"Therefore,":[77],"this":[79],"paper,":[80],"we":[81,111],"system":[87,101],"under":[88],"spatially":[89],"correlated":[90],"channels.":[91],"We":[92],"first":[93],"analyze":[94],"ergodic":[96,121],"spectral":[97,122],"efficiency":[98,123],"derive":[103],"upper":[105],"bound":[106],"it.":[108],"In":[109],"particular,":[110],"propose":[112],"an":[113],"optimal":[114],"phase":[115,135],"shift":[116,136],"design":[117],"maximize":[119],"system.":[126],"Numerical":[127],"results":[128],"show":[129],"effectiveness":[131],"our":[133],"proposed":[134],"design.":[137]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
