{"id":"https://openalex.org/W4315629618","doi":"https://doi.org/10.1109/globecom48099.2022.10001538","title":"A Wideband Capacity Maximization Approach for CSI Feedback in Frequency Selective Channels","display_name":"A Wideband Capacity Maximization Approach for CSI Feedback in Frequency Selective Channels","publication_year":2022,"publication_date":"2022-12-04","ids":{"openalex":"https://openalex.org/W4315629618","doi":"https://doi.org/10.1109/globecom48099.2022.10001538"},"language":"en","primary_location":{"id":"doi:10.1109/globecom48099.2022.10001538","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/globecom48099.2022.10001538","pdf_url":null,"source":{"id":"https://openalex.org/S4363607705","display_name":"GLOBECOM 2022 - 2022 IEEE Global Communications Conference","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2022 - 2022 IEEE Global Communications Conference","raw_type":"proceedings-article"},"type":"conference-paper","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/A5013188167","display_name":"Federico Penna","orcid":null},"institutions":[{"id":"https://openalex.org/I4210101778","display_name":"Samsung (United States)","ror":"https://ror.org/01bfbvm65","country_code":"US","type":"company","lineage":["https://openalex.org/I2250650973","https://openalex.org/I4210101778"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Federico Penna","raw_affiliation_strings":["Samsung Semiconductor, Inc.,SoC Lab,San Diego,CA,USA,92121"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Semiconductor, Inc.,SoC Lab,San Diego,CA,USA,92121","institution_ids":["https://openalex.org/I4210101778"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102989056","display_name":"Hyukjoon Kwon","orcid":"https://orcid.org/0000-0002-2128-364X"},"institutions":[{"id":"https://openalex.org/I4210101778","display_name":"Samsung (United States)","ror":"https://ror.org/01bfbvm65","country_code":"US","type":"company","lineage":["https://openalex.org/I2250650973","https://openalex.org/I4210101778"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hyukjoon Kwon","raw_affiliation_strings":["Samsung Semiconductor, Inc.,SoC Lab,San Diego,CA,USA,92121"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Semiconductor, Inc.,SoC Lab,San Diego,CA,USA,92121","institution_ids":["https://openalex.org/I4210101778"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100914009","display_name":"Dongwoon Bai","orcid":null},"institutions":[{"id":"https://openalex.org/I4210101778","display_name":"Samsung (United States)","ror":"https://ror.org/01bfbvm65","country_code":"US","type":"company","lineage":["https://openalex.org/I2250650973","https://openalex.org/I4210101778"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Dongwoon Bai","raw_affiliation_strings":["Samsung Semiconductor, Inc.,SoC Lab,San Diego,CA,USA,92121"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Semiconductor, Inc.,SoC Lab,San Diego,CA,USA,92121","institution_ids":["https://openalex.org/I4210101778"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046180915","display_name":"Jung Hyun Bae","orcid":null},"institutions":[{"id":"https://openalex.org/I4210101778","display_name":"Samsung (United States)","ror":"https://ror.org/01bfbvm65","country_code":"US","type":"company","lineage":["https://openalex.org/I2250650973","https://openalex.org/I4210101778"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jung Hyun Bae","raw_affiliation_strings":["Samsung Semiconductor, Inc.,SoC Lab,San Diego,CA,USA,92121"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Semiconductor, Inc.,SoC Lab,San Diego,CA,USA,92121","institution_ids":["https://openalex.org/I4210101778"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101740395","display_name":"Jaein Kim","orcid":"https://orcid.org/0000-0002-3123-6599"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]},{"id":"https://openalex.org/I4210088807","display_name":"Samsung Pharm (South Korea)","ror":"https://ror.org/003eds368","country_code":"KR","type":"company","lineage":["https://openalex.org/I4210088807"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jaein Kim","raw_affiliation_strings":["Samsung Electronics,SoC Development,Hwaseong-si,Gyeonggi-do,Republic of Korea","SoC Development, Samsung Electronics, Hwaseong-si, Gyeonggi-do, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Electronics,SoC Development,Hwaseong-si,Gyeonggi-do,Republic of Korea","institution_ids":["https://openalex.org/I2250650973","https://openalex.org/I4210088807"]},{"raw_affiliation_string":"SoC Development, Samsung Electronics, Hwaseong-si, Gyeonggi-do, Republic of Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100366235","display_name":"Jun-Ho Lee","orcid":"https://orcid.org/0000-0001-7693-8896"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]},{"id":"https://openalex.org/I4210088807","display_name":"Samsung Pharm (South Korea)","ror":"https://ror.org/003eds368","country_code":"KR","type":"company","lineage":["https://openalex.org/I4210088807"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Junho Lee","raw_affiliation_strings":["Samsung Electronics,SoC Development,Hwaseong-si,Gyeonggi-do,Republic of Korea","SoC Development, Samsung Electronics, Hwaseong-si, Gyeonggi-do, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Electronics,SoC Development,Hwaseong-si,Gyeonggi-do,Republic of Korea","institution_ids":["https://openalex.org/I2250650973","https://openalex.org/I4210088807"]},{"raw_affiliation_string":"SoC Development, Samsung Electronics, Hwaseong-si, Gyeonggi-do, Republic of Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042198883","display_name":"Hui Won Je","orcid":null},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]},{"id":"https://openalex.org/I4210088807","display_name":"Samsung Pharm (South Korea)","ror":"https://ror.org/003eds368","country_code":"KR","type":"company","lineage":["https://openalex.org/I4210088807"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hui Won Je","raw_affiliation_strings":["Samsung Electronics,SoC Development,Hwaseong-si,Gyeonggi-do,Republic of Korea","SoC Development, Samsung Electronics, Hwaseong-si, Gyeonggi-do, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Samsung Electronics,SoC Development,Hwaseong-si,Gyeonggi-do,Republic of Korea","institution_ids":["https://openalex.org/I2250650973","https://openalex.org/I4210088807"]},{"raw_affiliation_string":"SoC Development, Samsung Electronics, Hwaseong-si, Gyeonggi-do, Republic of Korea","institution_ids":["https://openalex.org/I2250650973"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.24164341,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"5935","last_page":"5940"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10575","display_name":"Wireless Communication Networks Research","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"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"}}],"keywords":[{"id":"https://openalex.org/keywords/wideband","display_name":"Wideband","score":0.9002478122711182},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.7631415724754333},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6814485788345337},{"id":"https://openalex.org/keywords/frequency-band","display_name":"Frequency band","score":0.6372962594032288},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6366469860076904},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.6173107624053955},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5895472168922424},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.472801148891449},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3618010878562927},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.31867459416389465},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.29755449295043945},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.2560282349586487},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21955952048301697},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.1769818663597107},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16574573516845703},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12682530283927917},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09555605053901672}],"concepts":[{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.9002478122711182},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.7631415724754333},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6814485788345337},{"id":"https://openalex.org/C2778116611","wikidata":"https://www.wikidata.org/wiki/Q25110567","display_name":"Frequency band","level":3,"score":0.6372962594032288},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6366469860076904},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.6173107624053955},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5895472168922424},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.472801148891449},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3618010878562927},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.31867459416389465},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.29755449295043945},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.2560282349586487},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21955952048301697},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.1769818663597107},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16574573516845703},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12682530283927917},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09555605053901672}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/globecom48099.2022.10001538","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/globecom48099.2022.10001538","pdf_url":null,"source":{"id":"https://openalex.org/S4363607705","display_name":"GLOBECOM 2022 - 2022 IEEE Global Communications Conference","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2022 - 2022 IEEE Global Communications Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5699999928474426,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W2159211918","https://openalex.org/W2512700062","https://openalex.org/W2600213485","https://openalex.org/W2793174211","https://openalex.org/W2886073965","https://openalex.org/W2886466217","https://openalex.org/W2901024012","https://openalex.org/W2978812251","https://openalex.org/W3013048645","https://openalex.org/W3120586454","https://openalex.org/W4300657400","https://openalex.org/W6770862948"],"related_works":["https://openalex.org/W3112081258","https://openalex.org/W1480343695","https://openalex.org/W2315892906","https://openalex.org/W4384026382","https://openalex.org/W98805669","https://openalex.org/W2392214114","https://openalex.org/W2792514479","https://openalex.org/W2900372206","https://openalex.org/W1879397403","https://openalex.org/W4315629618"],"abstract_inverted_index":{"In":[0],"this":[1],"paper":[2],"we":[3,62],"investigate":[4],"the":[5,24,42,83,100,104,107,113,128],"problem":[6,25],"of":[7,41,57],"precoder":[8,33],"selection":[9,40],"assuming":[10],"compressed":[11],"channel":[12,115],"state":[13],"information":[14],"(CSI)":[15],"feedback":[16],"over":[17],"sub-bands.":[18],"Typically":[19],"(e.g.,":[20],"in":[21,55,98,126],"NR":[22,85],"Rel-16)":[23],"is":[26],"approached":[27],"by":[28,39],"a":[29],"two-step":[30],"solution:":[31],"independent":[32],"optimization":[34,109],"for":[35],"each":[36],"sub-band,":[37],"followed":[38],"compression":[43],"bases.":[44],"We":[45,92],"show":[46],"that":[47],"such":[48],"conventional":[49],"approach":[50,119],"does":[51],"not":[52],"perform":[53],"well":[54],"scenarios":[56],"medium/high":[58],"frequency":[59],"selectivity.":[60],"Then,":[61],"derive":[63],"an":[64,95],"alternative":[65],"approach,":[66],"based":[67],"on":[68,112],"wideband":[69,105],"capacity":[70],"maximization,":[71],"which":[72,99],"provides":[73],"superior":[74],"performance":[75],"under":[76],"frequency-selective":[77],"channels,":[78],"while":[79],"being":[80],"compatible":[81],"with":[82],"existing":[84],"Rel-16":[86],"framework":[87],"without":[88],"any":[89],"additional":[90],"signaling.":[91],"finally":[93],"propose":[94],"adaptive":[96],"method":[97],"receiver":[101],"dynamically":[102],"selects":[103],"or":[106],"sub-band":[108],"strategy,":[110],"depending":[111],"instantaneous":[114],"condition.":[116],"The":[117],"proposed":[118],"achieves":[120],"consistent":[121],"gains":[122],"(up":[123],"to":[124],"3dB)":[125],"all":[127],"considered":[129],"test":[130],"cases.":[131]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}