{"id":"https://openalex.org/W4399154554","doi":"https://doi.org/10.1109/lcomm.2024.3407514","title":"Separate Channel Estimation and Data Detection for Semi-Passive RIS-Empowered Massive MIMO","display_name":"Separate Channel Estimation and Data Detection for Semi-Passive RIS-Empowered Massive MIMO","publication_year":2024,"publication_date":"2024-05-30","ids":{"openalex":"https://openalex.org/W4399154554","doi":"https://doi.org/10.1109/lcomm.2024.3407514"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2024.3407514","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2024.3407514","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"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 Communications Letters","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/A5048054978","display_name":"Youzhi Xiong","orcid":"https://orcid.org/0000-0001-7126-0967"},"institutions":[{"id":"https://openalex.org/I4210147228","display_name":"Chengdu Normal University","ror":"https://ror.org/04enz2k98","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210147228"]},{"id":"https://openalex.org/I63354593","display_name":"Sichuan Normal University","ror":"https://ror.org/043dxc061","country_code":"CN","type":"education","lineage":["https://openalex.org/I63354593"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Youzhi Xiong","raw_affiliation_strings":["Laboratory of Information Intelligent Processing and Communications, College of Physics and Electronic Engineering, Sichuan Normal University, Chengdu, China","College of Physics and Electronic Engineering, Laboratory of Information Intelligent Processing and Communications, Sichuan Normal University, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0001-7126-0967","affiliations":[{"raw_affiliation_string":"Laboratory of Information Intelligent Processing and Communications, College of Physics and Electronic Engineering, Sichuan Normal University, Chengdu, China","institution_ids":["https://openalex.org/I4210147228","https://openalex.org/I63354593"]},{"raw_affiliation_string":"College of Physics and Electronic Engineering, Laboratory of Information Intelligent Processing and Communications, Sichuan Normal University, Chengdu, China","institution_ids":["https://openalex.org/I63354593"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082274996","display_name":"Shifei Ding","orcid":"https://orcid.org/0000-0002-1391-2717"},"institutions":[{"id":"https://openalex.org/I4210147228","display_name":"Chengdu Normal University","ror":"https://ror.org/04enz2k98","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210147228"]},{"id":"https://openalex.org/I63354593","display_name":"Sichuan Normal University","ror":"https://ror.org/043dxc061","country_code":"CN","type":"education","lineage":["https://openalex.org/I63354593"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shifei Ding","raw_affiliation_strings":["Laboratory of Information Intelligent Processing and Communications, College of Physics and Electronic Engineering, Sichuan Normal University, Chengdu, China","College of Physics and Electronic Engineering, Laboratory of Information Intelligent Processing and Communications, Sichuan Normal University, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Information Intelligent Processing and Communications, College of Physics and Electronic Engineering, Sichuan Normal University, Chengdu, China","institution_ids":["https://openalex.org/I4210147228","https://openalex.org/I63354593"]},{"raw_affiliation_string":"College of Physics and Electronic Engineering, Laboratory of Information Intelligent Processing and Communications, Sichuan Normal University, Chengdu, China","institution_ids":["https://openalex.org/I63354593"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009642362","display_name":"Sanshan Sun","orcid":"https://orcid.org/0000-0002-5344-8373"},"institutions":[{"id":"https://openalex.org/I4210147228","display_name":"Chengdu Normal University","ror":"https://ror.org/04enz2k98","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210147228"]},{"id":"https://openalex.org/I63354593","display_name":"Sichuan Normal University","ror":"https://ror.org/043dxc061","country_code":"CN","type":"education","lineage":["https://openalex.org/I63354593"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Sanshan Sun","raw_affiliation_strings":["Laboratory of Information Intelligent Processing and Communications, College of Physics and Electronic Engineering, Sichuan Normal University, Chengdu, China","College of Physics and Electronic Engineering, Laboratory of Information Intelligent Processing and Communications, Sichuan Normal University, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-5344-8373","affiliations":[{"raw_affiliation_string":"Laboratory of Information Intelligent Processing and Communications, College of Physics and Electronic Engineering, Sichuan Normal University, Chengdu, China","institution_ids":["https://openalex.org/I4210147228","https://openalex.org/I63354593"]},{"raw_affiliation_string":"College of Physics and Electronic Engineering, Laboratory of Information Intelligent Processing and Communications, Sichuan Normal University, Chengdu, China","institution_ids":["https://openalex.org/I63354593"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100418808","display_name":"Li Liu","orcid":"https://orcid.org/0000-0002-4076-4828"},"institutions":[{"id":"https://openalex.org/I4210147228","display_name":"Chengdu Normal University","ror":"https://ror.org/04enz2k98","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210147228"]},{"id":"https://openalex.org/I63354593","display_name":"Sichuan Normal University","ror":"https://ror.org/043dxc061","country_code":"CN","type":"education","lineage":["https://openalex.org/I63354593"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li Liu","raw_affiliation_strings":["Laboratory of Information Intelligent Processing and Communications, College of Physics and Electronic Engineering, Sichuan Normal University, Chengdu, China","College of Physics and Electronic Engineering, Laboratory of Information Intelligent Processing and Communications, Sichuan Normal University, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-4076-4828","affiliations":[{"raw_affiliation_string":"Laboratory of Information Intelligent Processing and Communications, College of Physics and Electronic Engineering, Sichuan Normal University, Chengdu, China","institution_ids":["https://openalex.org/I4210147228","https://openalex.org/I63354593"]},{"raw_affiliation_string":"College of Physics and Electronic Engineering, Laboratory of Information Intelligent Processing and Communications, Sichuan Normal University, Chengdu, China","institution_ids":["https://openalex.org/I63354593"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067710600","display_name":"Zhongpei Zhang","orcid":"https://orcid.org/0000-0003-2772-9937"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhongpei Zhang","raw_affiliation_strings":["Shenzhen Institute for Advanced Study, University of Electronic Science and Technology of China, Shenzhen, China","Shenzhen institute for Advanced Study, University of Electronic Science and Technology of China, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0003-2772-9937","affiliations":[{"raw_affiliation_string":"Shenzhen Institute for Advanced Study, University of Electronic Science and Technology of China, Shenzhen, China","institution_ids":[]},{"raw_affiliation_string":"Shenzhen institute for Advanced Study, University of Electronic Science and Technology of China, Shenzhen, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026496540","display_name":"Songjie Yang","orcid":"https://orcid.org/0000-0003-3130-4747"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Songjie Yang","raw_affiliation_strings":["National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0003-3130-4747","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090212300","display_name":"Ning Wei","orcid":"https://orcid.org/0000-0002-3936-7526"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ning Wei","raw_affiliation_strings":["National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-3936-7526","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Wireless Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2529,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.44883293,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"28","issue":"8","first_page":"1924","last_page":"1928"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994000196456909,"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":0.9994000196456909,"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":0.9990000128746033,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9976000189781189,"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":0.6499842405319214},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6179056167602539},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5583138465881348},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.4988672733306885},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.37597203254699707},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.35373860597610474},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.32293790578842163},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.11803358793258667}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6499842405319214},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6179056167602539},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5583138465881348},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.4988672733306885},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.37597203254699707},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.35373860597610474},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.32293790578842163},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11803358793258667}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2024.3407514","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2024.3407514","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"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 Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2442358042","display_name":null,"funder_award_id":"2022NSFSC0480","funder_id":"https://openalex.org/F4320329861","funder_display_name":"Natural Science Foundation of Sichuan Province"},{"id":"https://openalex.org/G3258629008","display_name":null,"funder_award_id":"62101370","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4171565439","display_name":null,"funder_award_id":"2022NSFSC0489","funder_id":"https://openalex.org/F4320329861","funder_display_name":"Natural Science Foundation of Sichuan Province"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320329861","display_name":"Natural Science Foundation of Sichuan Province","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W2969424089","https://openalex.org/W2981792785","https://openalex.org/W2994742101","https://openalex.org/W3039347249","https://openalex.org/W3103026331","https://openalex.org/W3133878048","https://openalex.org/W3154003282","https://openalex.org/W3178014739","https://openalex.org/W3189202224","https://openalex.org/W4205439215","https://openalex.org/W4292981572","https://openalex.org/W4295298207","https://openalex.org/W4312866655","https://openalex.org/W4319068747","https://openalex.org/W4377971604","https://openalex.org/W4386234411"],"related_works":["https://openalex.org/W4281688526","https://openalex.org/W2152088989","https://openalex.org/W2756419127","https://openalex.org/W4366493479","https://openalex.org/W2905893439","https://openalex.org/W3135374966","https://openalex.org/W2953205382","https://openalex.org/W2554517556","https://openalex.org/W2489379490","https://openalex.org/W2141031289"],"abstract_inverted_index":{"This":[0],"letter":[1],"investigates":[2],"the":[3,24,37,53,65,71,74],"channel":[4,75],"estimation":[5,76],"and":[6,27,56,77],"data":[7,58,78],"detection":[8,79],"for":[9],"semi-passive":[10],"reconfigurable":[11],"intelligent":[12],"surface":[13],"(RIS)":[14],"assisted":[15],"millimeter":[16],"wave":[17],"massive":[18],"multiple-input-multiple-output":[19],"systems.":[20],"We":[21,39],"first":[22],"achieve":[23],"coarse":[25],"user-to-RIS":[26],"RIS-to-base":[28],"station":[29],"channels":[30,55],"by":[31],"leveraging":[32],"partial":[33],"active":[34],"elements":[35],"at":[36],"RIS.":[38],"then":[40],"develop":[41],"a":[42],"double-layer":[43],"bilinear":[44],"generalized":[45],"approximate":[46],"message":[47],"passing":[48],"(DL-BiGAMP)":[49],"algorithm":[50],"to":[51],"refine":[52],"individual":[54],"recover":[57],"symbols.":[59],"The":[60],"numerical":[61],"results":[62],"demonstrate":[63],"that":[64],"proposed":[66],"DL-BiGAMP":[67],"technique":[68],"can":[69],"improve":[70],"performance":[72],"of":[73],"compared":[80],"with":[81],"other":[82],"counterparts.":[83]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
