{"id":"https://openalex.org/W4401879533","doi":"https://doi.org/10.1109/lcomm.2024.3449568","title":"Hybrid Precoding Design for Near-Field Wideband THz Systems With Spatial Non-Stationarity","display_name":"Hybrid Precoding Design for Near-Field Wideband THz Systems With Spatial Non-Stationarity","publication_year":2024,"publication_date":"2024-08-26","ids":{"openalex":"https://openalex.org/W4401879533","doi":"https://doi.org/10.1109/lcomm.2024.3449568"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2024.3449568","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2024.3449568","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/A5025976023","display_name":"Mengyu Liu","orcid":"https://orcid.org/0009-0009-2405-8286"},"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"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mengyu Liu","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0009-0009-2405-8286","affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075696071","display_name":"Cunhua Pan","orcid":"https://orcid.org/0000-0001-5286-7958"},"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"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Cunhua Pan","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-5286-7958","affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008210744","display_name":"Kangda Zhi","orcid":"https://orcid.org/0000-0002-1677-847X"},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Kangda Zhi","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, Technical University of Berlin, Berlin, Germany"],"raw_orcid":"https://orcid.org/0000-0002-1677-847X","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, Technical University of Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113433956","display_name":"Hong Ren","orcid":"https://orcid.org/0000-0002-3477-1087"},"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"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hong Ren","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-3477-1087","affiliations":[{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029002143","display_name":"Jiangzhou Wang","orcid":"https://orcid.org/0000-0003-0881-3594"},"institutions":[{"id":"https://openalex.org/I20581793","display_name":"University of Kent","ror":"https://ror.org/00xkeyj56","country_code":"GB","type":"education","lineage":["https://openalex.org/I20581793"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Jiangzhou Wang","raw_affiliation_strings":["School of Engineering, University of Kent, Canterbury, U.K"],"raw_orcid":"https://orcid.org/0000-0003-0881-3594","affiliations":[{"raw_affiliation_string":"School of Engineering, University of Kent, Canterbury, U.K","institution_ids":["https://openalex.org/I20581793"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.3846,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.81220637,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"28","issue":"10","first_page":"2372","last_page":"2376"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9998000264167786,"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9998000264167786,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9997000098228455,"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":0.9994999766349792,"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":0.8720303773880005},{"id":"https://openalex.org/keywords/wideband","display_name":"Wideband","score":0.6724218130111694},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5553228855133057},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.456278920173645},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.4472990334033966},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4347575008869171},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.320284366607666},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19660091400146484},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1278173327445984}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8720303773880005},{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.6724218130111694},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5553228855133057},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.456278920173645},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.4472990334033966},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4347575008869171},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.320284366607666},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19660091400146484},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1278173327445984},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2024.3449568","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2024.3449568","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":[{"score":0.44999998807907104,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G5182591293","display_name":null,"funder_award_id":"2023YFB2905100","funder_id":"https://openalex.org/F4320337504","funder_display_name":"Research and Development"}],"funders":[{"id":"https://openalex.org/F4320337504","display_name":"Research and Development","ror":"https://ror.org/027s68j25"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1956027752","https://openalex.org/W2053521124","https://openalex.org/W2136133623","https://openalex.org/W2259391824","https://openalex.org/W2808128011","https://openalex.org/W3072069827","https://openalex.org/W3099908750","https://openalex.org/W3126485115","https://openalex.org/W3135884249","https://openalex.org/W3154707999","https://openalex.org/W4290973906","https://openalex.org/W4312549913","https://openalex.org/W4360596735","https://openalex.org/W4385885073","https://openalex.org/W4394811150","https://openalex.org/W4399118807","https://openalex.org/W4400351801"],"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/W2489379490","https://openalex.org/W2141031289","https://openalex.org/W2546963302","https://openalex.org/W4381162408"],"abstract_inverted_index":{"In":[0],"this":[1,58],"letter,":[2],"we":[3,69,85],"investigate":[4],"the":[5,11,19,24,27,37,47,62,78,87,100,108,113],"hybrid":[6,66,95],"precoding":[7,67,96],"design":[8,97],"problem":[9],"for":[10,60,81,91],"near-field":[12],"wideband":[13],"terahertz":[14],"(THz)":[15],"systems.":[16],"Due":[17],"to":[18,76,98,117],"large":[20],"physical":[21],"size":[22],"of":[23,46,50],"whole":[25],"array,":[26],"extremely":[28],"large-scale":[29],"antenna":[30,48],"array":[31],"(ELAA)":[32],"exhibits":[33],"spatial":[34],"non-stationarity":[35],"across":[36],"array.":[38],"Users":[39],"only":[40],"effectively":[41],"communicate":[42],"with":[43],"a":[44,72],"portion":[45],"elements":[49],"ELAA":[51],"called":[52],"visibility":[53],"regions":[54],"(VRs).":[55],"To":[56],"leverage":[57],"characteristic":[59],"reducing":[61],"computational":[63,114],"complexity":[64,115],"in":[65],"design,":[68],"initially":[70],"develop":[71],"VR":[73,89],"detection":[74],"algorithm":[75,110],"identify":[77],"corresponding":[79],"VRs":[80],"different":[82],"users.":[83],"Subsequently,":[84],"employ":[86],"acquired":[88],"information":[90],"true-time":[92],"delayer":[93],"(TTD)-based":[94],"mitigate":[99],"beam":[101],"split":[102],"effect.":[103],"Simulation":[104],"results":[105],"validate":[106],"that":[107],"proposed":[109],"significantly":[111],"reduces":[112],"compared":[116],"other":[118],"benchmark":[119],"schemes":[120],"while":[121],"maintaining":[122],"negligible":[123],"performance":[124],"loss.":[125]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":7}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
