{"id":"https://openalex.org/W2954359771","doi":"https://doi.org/10.1109/vtcspring.2019.8746469","title":"Comparison of Explicit CSI Feedback Schemes for 5G New Radio","display_name":"Comparison of Explicit CSI Feedback Schemes for 5G New Radio","publication_year":2019,"publication_date":"2019-04-01","ids":{"openalex":"https://openalex.org/W2954359771","doi":"https://doi.org/10.1109/vtcspring.2019.8746469","mag":"2954359771"},"language":"en","primary_location":{"id":"doi:10.1109/vtcspring.2019.8746469","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcspring.2019.8746469","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE 89th Vehicular Technology Conference (VTC2019-Spring)","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/A5110003954","display_name":"Rana Ahmed","orcid":null},"institutions":[{"id":"https://openalex.org/I4575257","display_name":"Hanyang University","ror":"https://ror.org/046865y68","country_code":"KR","type":"education","lineage":["https://openalex.org/I4575257"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Rana Ahmed","raw_affiliation_strings":["Department of Electrical and Biomedical Engineering, Hanyang University, Seoul, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Biomedical Engineering, Hanyang University, Seoul, South Korea","institution_ids":["https://openalex.org/I4575257"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014466930","display_name":"Keeth Jayasinghe","orcid":null},"institutions":[{"id":"https://openalex.org/I118292597","display_name":"National Taipei University of Technology","ror":"https://ror.org/00cn92c09","country_code":"TW","type":"education","lineage":["https://openalex.org/I118292597"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Keeth Jayasinghe","raw_affiliation_strings":["Department of Mechanical Engineering, National Taipei University of Technology, Taipei, Taiwan, R. O. C"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mechanical Engineering, National Taipei University of Technology, Taipei, Taiwan, R. O. C","institution_ids":["https://openalex.org/I118292597"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5028596410","display_name":"Thorsten Wild","orcid":"https://orcid.org/0000-0002-7545-7289"},"institutions":[{"id":"https://openalex.org/I4575257","display_name":"Hanyang University","ror":"https://ror.org/046865y68","country_code":"KR","type":"education","lineage":["https://openalex.org/I4575257"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Thorsten Wild","raw_affiliation_strings":["Department of Electrical and Biomedical Engineering, Hanyang University, Seoul, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Biomedical Engineering, Hanyang University, Seoul, South Korea","institution_ids":["https://openalex.org/I4575257"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.332,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.81179317,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9993000030517578,"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/T12791","display_name":"Full-Duplex Wireless Communications","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"}}],"keywords":[{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.8973408341407776},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.8313202857971191},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7526708841323853},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6614798903465271},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.6211938261985779},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4666338562965393},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.4392049014568329},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.38325396180152893},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.33001959323883057},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3213231563568115},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2823660373687744},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24376177787780762},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.234755277633667},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1137700080871582}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8973408341407776},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.8313202857971191},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7526708841323853},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6614798903465271},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.6211938261985779},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4666338562965393},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.4392049014568329},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.38325396180152893},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.33001959323883057},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3213231563568115},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2823660373687744},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24376177787780762},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.234755277633667},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1137700080871582},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtcspring.2019.8746469","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcspring.2019.8746469","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE 89th Vehicular Technology Conference (VTC2019-Spring)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W195399875","https://openalex.org/W1518945650","https://openalex.org/W1979408141","https://openalex.org/W2008966588","https://openalex.org/W2023719693","https://openalex.org/W2112300062","https://openalex.org/W2113271807","https://openalex.org/W2149755032","https://openalex.org/W2155210119","https://openalex.org/W2255361875","https://openalex.org/W2275377380","https://openalex.org/W2467655049","https://openalex.org/W2794682931","https://openalex.org/W2892918594","https://openalex.org/W2963473361","https://openalex.org/W6647350600","https://openalex.org/W6691811080","https://openalex.org/W6720008075","https://openalex.org/W6749711740","https://openalex.org/W6755282596"],"related_works":["https://openalex.org/W2489379490","https://openalex.org/W2141031289","https://openalex.org/W2167568384","https://openalex.org/W2116541631","https://openalex.org/W2514205366","https://openalex.org/W3173074004","https://openalex.org/W2059045613","https://openalex.org/W1976511355","https://openalex.org/W2078379271","https://openalex.org/W2064335375"],"abstract_inverted_index":{"Advanced":[0],"multiple":[1,3,13],"input":[2],"output":[4],"(MIMO)":[5],"technologies":[6],"in":[7,24,86],"New":[8],"Radio":[9],"(NR),":[10],"such":[11],"as":[12],"transmit-receive-point":[14],"(multi-TRP)":[15],"transmission":[16],"or":[17],"non-linear":[18],"precoding":[19],"are":[20],"promising":[21],"significant":[22],"gains":[23],"data":[25],"throughput":[26],"for":[27,79],"5G":[28],"NR,":[29],"given":[30],"that":[31],"sufficient":[32],"knowledge":[33],"about":[34],"the":[35,43,82,87],"channel":[36],"state":[37],"information":[38,85],"(CSI)":[39],"is":[40,92],"available":[41],"at":[42],"gNB.":[44],"This":[45],"paper":[46],"compares":[47],"two":[48],"practical":[49],"explicit":[50],"CSI":[51,66],"feedback":[52,67,97],"schemes,":[53],"based":[54],"on":[55],"time":[56,88],"domain":[57,89],"compression":[58,90],"and":[59],"principal":[60],"component":[61],"analysis":[62],"(PCA),":[63],"against":[64],"state-of-the-art":[65,101],"from":[68],"NR":[69,72],"Rel.":[70],"15,":[71],"type":[73],"II":[74],"CSI.":[75],"A":[76],"new":[77],"method":[78],"feeding":[80],"back":[81],"tap":[83],"location":[84],"scheme":[91],"proposed,":[93],"which":[94],"requires":[95],"less":[96],"overhead":[98],"compared":[99],"to":[100],"methods.":[102]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":3}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}