{"id":"https://openalex.org/W7168358837","doi":"https://doi.org/10.1109/iccworkshops63917.2026.11586660","title":"A Novel CSI-RS Reporting Scheme for RIS Optimization in O-RAN-based NextG Networks","display_name":"A Novel CSI-RS Reporting Scheme for RIS Optimization in O-RAN-based NextG Networks","publication_year":2026,"publication_date":"2026-05-24","ids":{"openalex":"https://openalex.org/W7168358837","doi":"https://doi.org/10.1109/iccworkshops63917.2026.11586660"},"language":null,"primary_location":{"id":"doi:10.1109/iccworkshops63917.2026.11586660","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccworkshops63917.2026.11586660","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 IEEE International Conference on Communications Workshops (ICC Workshops)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2604.17938","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5140870376","display_name":"Ali Fuat Sahin","orcid":null},"institutions":[{"id":"https://openalex.org/I4210141511","display_name":"TUBITAK BILGEM","ror":"https://ror.org/057kvja37","country_code":"TR","type":"government","lineage":["https://openalex.org/I4210141511"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Ali Fuat Sahin","raw_affiliation_strings":["TUBITAK BILGEM,Communications and Signal Processing Research (HISAR) Lab,Kocaeli,Turkiye"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TUBITAK BILGEM,Communications and Signal Processing Research (HISAR) Lab,Kocaeli,Turkiye","institution_ids":["https://openalex.org/I4210141511"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5140911473","display_name":"Sefa Kayraklik","orcid":null},"institutions":[{"id":"https://openalex.org/I4210141511","display_name":"TUBITAK BILGEM","ror":"https://ror.org/057kvja37","country_code":"TR","type":"government","lineage":["https://openalex.org/I4210141511"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Sefa Kayraklik","raw_affiliation_strings":["TUBITAK BILGEM,Communications and Signal Processing Research (HISAR) Lab,Kocaeli,Turkiye"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TUBITAK BILGEM,Communications and Signal Processing Research (HISAR) Lab,Kocaeli,Turkiye","institution_ids":["https://openalex.org/I4210141511"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5140942883","display_name":"Ali Gorcin","orcid":null},"institutions":[{"id":"https://openalex.org/I4210141511","display_name":"TUBITAK BILGEM","ror":"https://ror.org/057kvja37","country_code":"TR","type":"government","lineage":["https://openalex.org/I4210141511"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Ali Gorcin","raw_affiliation_strings":["TUBITAK BILGEM,Communications and Signal Processing Research (HISAR) Lab,Kocaeli,Turkiye"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TUBITAK BILGEM,Communications and Signal Processing Research (HISAR) Lab,Kocaeli,Turkiye","institution_ids":["https://openalex.org/I4210141511"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5140911189","display_name":"Ibrahim Hokelek","orcid":null},"institutions":[{"id":"https://openalex.org/I4210141511","display_name":"TUBITAK BILGEM","ror":"https://ror.org/057kvja37","country_code":"TR","type":"government","lineage":["https://openalex.org/I4210141511"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Ibrahim Hokelek","raw_affiliation_strings":["TUBITAK BILGEM,Communications and Signal Processing Research (HISAR) Lab,Kocaeli,Turkiye"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TUBITAK BILGEM,Communications and Signal Processing Research (HISAR) Lab,Kocaeli,Turkiye","institution_ids":["https://openalex.org/I4210141511"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5140952498","display_name":"Ertugrul Basar","orcid":null},"institutions":[{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Ertugrul Basar","raw_affiliation_strings":["Tampere University,Department of Electrical Engineering,Tampere,Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tampere University,Department of Electrical Engineering,Tampere,Finland","institution_ids":["https://openalex.org/I166825849"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5140904087","display_name":"Halim Yanikomeroglu","orcid":null},"institutions":[{"id":"https://openalex.org/I67031392","display_name":"Carleton University","ror":"https://ror.org/02qtvee93","country_code":"CA","type":"education","lineage":["https://openalex.org/I67031392"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Halim Yanikomeroglu","raw_affiliation_strings":["Carleton University,Non-Terrestrial Networks (NTN) Lab, Systems and Computer Engineering,Ottawa,Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Carleton University,Non-Terrestrial Networks (NTN) Lab, Systems and Computer Engineering,Ottawa,Canada","institution_ids":["https://openalex.org/I67031392"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":null,"topics":[],"keywords":[{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.6078000068664551},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.2939000129699707},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.25060001015663147},{"id":"https://openalex.org/keywords/component","display_name":"Component (thermodynamics)","score":0.24410000443458557},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.2361000031232834}],"concepts":[{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.6078000068664551},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6051999926567078},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.2939000129699707},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.27570000290870667},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.25060001015663147},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.24979999661445618},{"id":"https://openalex.org/C168167062","wikidata":"https://www.wikidata.org/wiki/Q1117970","display_name":"Component (thermodynamics)","level":2,"score":0.24410000443458557},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.2361000031232834},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.23520000278949738},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.23360000550746918}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/iccworkshops63917.2026.11586660","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccworkshops63917.2026.11586660","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 IEEE International Conference on Communications Workshops (ICC Workshops)","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2604.17938","is_oa":true,"landing_page_url":"https://arxiv.org/abs/2604.17938","pdf_url":"https://arxiv.org/pdf/2604.17938","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2604.17938","is_oa":true,"landing_page_url":"https://arxiv.org/abs/2604.17938","pdf_url":"https://arxiv.org/pdf/2604.17938","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Reconfigurable":[0],"intelligent":[1,34],"surface":[2],"(RIS)":[3],"technology":[4],"is":[5,96],"a":[6,65,100],"promising":[7],"enabler":[8],"for":[9,72,133,148],"next-generation":[10],"(NextG)":[11],"wireless":[12,37],"systems,":[13],"capable":[14],"of":[15,36,48,160],"dynamically":[16],"shaping":[17],"the":[18,24,58,114,136,155,161],"propagation":[19],"environment.":[20,85],"Integrating":[21],"RIS":[22,80,110,121],"within":[23],"open":[25],"radio":[26],"access":[27],"network":[28],"(O-RAN)":[29],"architecture":[30],"enables":[31],"flexible":[32],"and":[33,46,92,126,151,157],"control":[35,56],"links.":[38],"However,":[39],"practical":[40,158],"RIS-assisted":[41],"operation":[42],"requires":[43],"efficient":[44],"acquisition":[45],"reporting":[47,70,94],"channel":[49,75,119],"state":[50],"information":[51,76],"(CSI)":[52],"to":[53,78],"support":[54],"real-time":[55],"from":[57],"base":[59],"station":[60],"side.":[61],"This":[62],"paper":[63],"proposes":[64],"CSI":[66],"reference":[67],"signal":[68,146],"(CSI-RS)-based":[69],"scheme":[71],"downlink":[73],"complex":[74],"(CCI)":[77],"facilitate":[79],"optimization":[81,122],"in":[82,113,144],"an":[83,104,109],"O-RAN-compliant":[84],"The":[86],"proposed":[87,162],"framework":[88],"establishing":[89],"CCI":[90],"extraction":[91],"CSI-RS":[93],"procedures":[95],"experimentally":[97],"validated":[98],"on":[99],"real-world":[101],"testbed":[102],"integrating":[103],"open-source":[105],"O-RAN":[106,137],"system":[107],"with":[108],"prototype":[111],"operating":[112],"n78":[115],"frequency":[116],"band.":[117],"Existing":[118],"estimation-based":[120],"algorithms,":[123],"including":[124],"Hadamard":[125],"orthogonal":[127],"matching":[128],"pursuit":[129],"(OMP),":[130],"are":[131],"tailored":[132],"integration":[134],"into":[135],"architecture.":[138],"Experimental":[139],"results":[140],"demonstrate":[141],"notable":[142],"improvements":[143],"received":[145],"power":[147],"both":[149],"near":[150],"far":[152],"users,":[153],"highlighting":[154],"effectiveness":[156],"viability":[159],"scheme.":[163]},"counts_by_year":[],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2026-07-16T00:00:00"}