{"id":"https://openalex.org/W4391496509","doi":"https://doi.org/10.1109/wcsp58612.2023.10405031","title":"Joint Precoding and Passive Beamforming for Sum-Rate Maximization in Multiple IRSs Assisted Downlink Cell-free Network under Statistical CSI","display_name":"Joint Precoding and Passive Beamforming for Sum-Rate Maximization in Multiple IRSs Assisted Downlink Cell-free Network under Statistical CSI","publication_year":2023,"publication_date":"2023-11-02","ids":{"openalex":"https://openalex.org/W4391496509","doi":"https://doi.org/10.1109/wcsp58612.2023.10405031"},"language":"en","primary_location":{"id":"doi:10.1109/wcsp58612.2023.10405031","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/wcsp58612.2023.10405031","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 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/A5061464627","display_name":"Kai Yu","orcid":"https://orcid.org/0000-0002-8118-7633"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Kai Yu","raw_affiliation_strings":["Nanjing University of Aeronautics and Astronautics,Nanjing,China","Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Nanjing University of Aeronautics and Astronautics,Nanjing,China","institution_ids":["https://openalex.org/I9842412"]},{"raw_affiliation_string":"Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050184745","display_name":"Xiangbin Yu","orcid":"https://orcid.org/0000-0002-6006-2911"},"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"]},{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiangbin Yu","raw_affiliation_strings":["Nanjing University of Aeronautics and Astronautics,Nanjing,China","Nanjing University of Aeronautics and Astronautics, Nanjing, China","The State Key Laboratory of Millimeter Waves, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Nanjing University of Aeronautics and Astronautics,Nanjing,China","institution_ids":["https://openalex.org/I9842412"]},{"raw_affiliation_string":"Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]},{"raw_affiliation_string":"The State Key Laboratory of Millimeter Waves, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112320761","display_name":"Xiaoyu Dang","orcid":"https://orcid.org/0000-0002-1519-7139"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoyu Dang","raw_affiliation_strings":["Nanjing University of Aeronautics and Astronautics,Nanjing,China","Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Nanjing University of Aeronautics and Astronautics,Nanjing,China","institution_ids":["https://openalex.org/I9842412"]},{"raw_affiliation_string":"Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5067820762","display_name":"Mingfeng Xie","orcid":"https://orcid.org/0000-0002-3253-9137"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mingfeng Xie","raw_affiliation_strings":["Nanjing University of Aeronautics and Astronautics,Nanjing,China","Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Nanjing University of Aeronautics and Astronautics,Nanjing,China","institution_ids":["https://openalex.org/I9842412"]},{"raw_affiliation_string":"Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5061464627"],"corresponding_institution_ids":["https://openalex.org/I9842412"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.18968119,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"323","last_page":"328"},"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/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9815000295639038,"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":0.98089998960495,"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/precoding","display_name":"Precoding","score":0.8272414207458496},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.8057465553283691},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7573126554489136},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6498627066612244},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.6302382946014404},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5895695686340332},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.526253342628479},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.44968879222869873},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.4113297760486603},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.340456485748291},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.29936540126800537},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.26841485500335693},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.24987834692001343},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.12760749459266663},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08740201592445374}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8272414207458496},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.8057465553283691},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7573126554489136},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6498627066612244},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.6302382946014404},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5895695686340332},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.526253342628479},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.44968879222869873},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.4113297760486603},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.340456485748291},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.29936540126800537},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.26841485500335693},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.24987834692001343},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.12760749459266663},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08740201592445374},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcsp58612.2023.10405031","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/wcsp58612.2023.10405031","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 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/F4320324856","display_name":"Southeast University","ror":"https://ror.org/04ct4d772"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W2286275639","https://openalex.org/W2964121147","https://openalex.org/W2990747873","https://openalex.org/W3005072086","https://openalex.org/W3011047918","https://openalex.org/W3036056878","https://openalex.org/W3130099654","https://openalex.org/W3133817254","https://openalex.org/W3158832185","https://openalex.org/W4212913394","https://openalex.org/W4226108498","https://openalex.org/W4288803942","https://openalex.org/W4296915796","https://openalex.org/W6810863029","https://openalex.org/W6840550176"],"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/W2548963335","https://openalex.org/W3135374966","https://openalex.org/W3141240674","https://openalex.org/W4302353319","https://openalex.org/W2761543104"],"abstract_inverted_index":{"In":[0,34],"this":[1],"work,":[2],"multiple":[3,97],"intelligent":[4],"reflecting":[5],"surfaces":[6],"(IRSs)":[7],"assisted":[8,99],"cell-free":[9,100],"communication":[10],"network":[11,101],"is":[12,53,62],"proposed":[13,94],"under":[14],"statistical":[15],"CSI.":[16],"We":[17],"aim":[18],"to":[19,36,64,86],"maximize":[20],"sum-rate":[21],"by":[22,105],"optimizing":[23],"transmit":[24],"precoding":[25],"and":[26],"passive":[27],"beamforming":[28],"with":[29],"discrete":[30],"phase":[31],"shifts":[32],"jointly.":[33],"order":[35],"tackle":[37],"the":[38,56,66,81,88,93],"non-convex":[39,67],"optimization":[40],"problem,":[41],"penalty":[42],"dual":[43],"decomposition":[44],"(PDD)":[45],"method":[46],"based":[47],"on":[48],"weighted":[49],"minimum":[50],"mean-square":[51],"(WMMSE)":[52],"involved":[54],"in":[55,96],"procedure":[57],"of":[58,83,92],"optimization.":[59],"First,":[60],"WMMSE":[61],"applied":[63],"approximate":[65],"objective":[68],"function":[69],"into":[70],"a":[71],"tractable":[72],"one.":[73],"Then,":[74],"many":[75],"auxiliary":[76],"variables":[77],"are":[78],"introduced":[79],"for":[80],"purpose":[82],"utilizing":[84],"PDD":[85],"decouple":[87],"variables.":[89],"The":[90],"effectiveness":[91],"algorithm":[95],"IRSs":[98],"can":[102],"be":[103],"demonstrated":[104],"simulation":[106],"results.":[107]},"counts_by_year":[],"updated_date":"2025-12-25T23:11:45.687758","created_date":"2025-10-10T00:00:00"}
