{"id":"https://openalex.org/W4380520376","doi":"https://doi.org/10.1109/jstsp.2023.3285431","title":"RIS-Aided Near-Field Localization and Channel Estimation for the Terahertz System","display_name":"RIS-Aided Near-Field Localization and Channel Estimation for the Terahertz System","publication_year":2023,"publication_date":"2023-06-13","ids":{"openalex":"https://openalex.org/W4380520376","doi":"https://doi.org/10.1109/jstsp.2023.3285431"},"language":"en","primary_location":{"id":"doi:10.1109/jstsp.2023.3285431","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstsp.2023.3285431","pdf_url":null,"source":{"id":"https://openalex.org/S42167783","display_name":"IEEE Journal of Selected Topics in Signal Processing","issn_l":"1932-4553","issn":["1932-4553","1941-0484"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Journal of Selected Topics in Signal Processing","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/A5051720258","display_name":"Yijin Pan","orcid":"https://orcid.org/0000-0002-9619-2814"},"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":true,"raw_author_name":"Yijin Pan","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"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"],"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/A5013079905","display_name":"Shi Jin","orcid":"https://orcid.org/0000-0003-0271-6021"},"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":"Shi Jin","raw_affiliation_strings":["National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"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"],"affiliations":[{"raw_affiliation_string":"School of Engineering, University of Kent, Canterbury, U.K","institution_ids":["https://openalex.org/I20581793"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5051720258"],"corresponding_institution_ids":["https://openalex.org/I76569877"],"apc_list":null,"apc_paid":null,"fwci":15.1503,"has_fulltext":false,"cited_by_count":118,"citation_normalized_percentile":{"value":0.99486439,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"17","issue":"4","first_page":"878","last_page":"892"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","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/T10326","display_name":"Indoor and Outdoor Localization Technologies","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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9987000226974487,"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/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9973999857902527,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6380484700202942},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5994686484336853},{"id":"https://openalex.org/keywords/attenuation","display_name":"Attenuation","score":0.5915865898132324},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5867980122566223},{"id":"https://openalex.org/keywords/terahertz-radiation","display_name":"Terahertz radiation","score":0.5096540451049805},{"id":"https://openalex.org/keywords/wavefront","display_name":"Wavefront","score":0.5087979435920715},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.45340484380722046},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.4498693645000458},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.38979285955429077},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.24711841344833374},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24121332168579102},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.23086422681808472},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15647926926612854}],"concepts":[{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6380484700202942},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5994686484336853},{"id":"https://openalex.org/C184652730","wikidata":"https://www.wikidata.org/wiki/Q2357982","display_name":"Attenuation","level":2,"score":0.5915865898132324},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5867980122566223},{"id":"https://openalex.org/C107816215","wikidata":"https://www.wikidata.org/wiki/Q647887","display_name":"Terahertz radiation","level":2,"score":0.5096540451049805},{"id":"https://openalex.org/C165699331","wikidata":"https://www.wikidata.org/wiki/Q461533","display_name":"Wavefront","level":2,"score":0.5087979435920715},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.45340484380722046},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.4498693645000458},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.38979285955429077},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.24711841344833374},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24121332168579102},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.23086422681808472},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15647926926612854}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jstsp.2023.3285431","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstsp.2023.3285431","pdf_url":null,"source":{"id":"https://openalex.org/S42167783","display_name":"IEEE Journal of Selected Topics in Signal Processing","issn_l":"1932-4553","issn":["1932-4553","1941-0484"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Journal of Selected Topics in Signal Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2824736778","display_name":null,"funder_award_id":"61960206005","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4976978891","display_name":null,"funder_award_id":"62001107","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6578954843","display_name":null,"funder_award_id":"62201137","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":57,"referenced_works":["https://openalex.org/W250076511","https://openalex.org/W2012256574","https://openalex.org/W2067768424","https://openalex.org/W2080115549","https://openalex.org/W2096710051","https://openalex.org/W2103472722","https://openalex.org/W2107710410","https://openalex.org/W2115485558","https://openalex.org/W2119490228","https://openalex.org/W2120350100","https://openalex.org/W2128917116","https://openalex.org/W2152687999","https://openalex.org/W2169382686","https://openalex.org/W2186424596","https://openalex.org/W2622044750","https://openalex.org/W2878329596","https://openalex.org/W2889354525","https://openalex.org/W2952066149","https://openalex.org/W2953900845","https://openalex.org/W2968389137","https://openalex.org/W2984937369","https://openalex.org/W2994869102","https://openalex.org/W3021225717","https://openalex.org/W3038434984","https://openalex.org/W3080147229","https://openalex.org/W3092446067","https://openalex.org/W3104300639","https://openalex.org/W3110989801","https://openalex.org/W3121978485","https://openalex.org/W3128770946","https://openalex.org/W3132704706","https://openalex.org/W3134454378","https://openalex.org/W3138636532","https://openalex.org/W3167446209","https://openalex.org/W3168169223","https://openalex.org/W3180206688","https://openalex.org/W3189447947","https://openalex.org/W3192857289","https://openalex.org/W3199802483","https://openalex.org/W3202330278","https://openalex.org/W3206094445","https://openalex.org/W3212186380","https://openalex.org/W3213225772","https://openalex.org/W3214336245","https://openalex.org/W4211052011","https://openalex.org/W4226061238","https://openalex.org/W4226073470","https://openalex.org/W4285238407","https://openalex.org/W4285280291","https://openalex.org/W4295308283","https://openalex.org/W4312614302","https://openalex.org/W4313123768","https://openalex.org/W4320029362","https://openalex.org/W4320029485","https://openalex.org/W4322576422","https://openalex.org/W4388579758","https://openalex.org/W6686642578"],"related_works":["https://openalex.org/W2376969857","https://openalex.org/W207732638","https://openalex.org/W2801592279","https://openalex.org/W4252788403","https://openalex.org/W2171869298","https://openalex.org/W2034040913","https://openalex.org/W2257001073","https://openalex.org/W1992602584","https://openalex.org/W2549306799","https://openalex.org/W1501764219"],"abstract_inverted_index":{"The":[0,142],"affordable":[1],"hardware":[2],"cost":[3],"of":[4,19,62,69,89,112,119,134,158,181],"ultra-large":[5],"(XL)":[6],"reconfigurable":[7],"intelligent":[8],"surfaces":[9],"(RIS)":[10],"renders":[11],"them":[12],"attractive":[13],"solutions":[14],"for":[15,32,43,173],"the":[16,33,54,59,63,67,84,90,107,123,132,149,156,179,182,187,201],"performance":[17],"enhancement":[18],"localization":[20,44,77],"and":[21,45,76,109,117,127,137,191],"communication":[22,37],"systems.":[23],"However,":[24],"XL-RIS":[25],"results":[26,177],"in":[27,58],"near-field":[28,73,91],"propagation":[29,57],"channels,":[30],"especially":[31],"high-frequency":[34],"terahertz":[35],"(THz)":[36],"system,":[38],"which":[39,105],"poses":[40],"significant":[41],"challenges":[42],"channel":[46,74,92,143,160],"estimation.":[47,175],"In":[48],"this":[49],"article,":[50],"we":[51,97,130],"focus":[52],"on":[53,83,168],"spherical":[55],"wavefront":[56],"near":[60],"field":[61],"THz":[64,159],"system":[65],"with":[66],"assistance":[68],"a":[70,100],"RIS.":[71],"A":[72],"estimation":[75,111],"(NF-JCEL)":[78],"algorithm":[79,185,190],"is":[80],"proposed":[81,183,202],"based":[82,125],"derived":[85],"second-order":[86],"Fresnel":[87],"approximation":[88],"model.":[93],"To":[94,154],"be":[95,198],"specific,":[96],"carefully":[98],"devise":[99],"down-sampled":[101],"Toeplitz":[102],"covariance":[103],"matrix,":[104],"enables":[106],"decoupling":[108],"separate":[110],"user":[113,138],"equipment":[114,139],"(UE)":[115,140],"distances":[116],"angles":[118,133],"arrival":[120,135],"(AoAs).":[121],"Using":[122],"sub-space":[124],"method":[126],"one-dimensional":[128],"search,":[129],"estimate":[131],"(AoAs)":[136],"distances.":[141],"attenuation":[144],"coefficients":[145],"are":[146,171],"obtained":[147,199],"through":[148],"least":[150],"square":[151],"(LS)":[152],"method.":[153],"alleviate":[155],"impact":[157],"fading":[161],"peaks":[162],"caused":[163],"by":[164,200],"molecular":[165],"absorption,":[166],"estimates":[167],"multiple":[169],"sub-bands":[170],"utilized":[172],"location":[174],"Simulation":[176],"validate":[178],"superiority":[180],"NF-JCEL":[184],"to":[186],"conventional":[188],"far-field":[189],"show":[192],"that":[193],"higher":[194],"resolution":[195],"accuracy":[196],"can":[197],"algorithm.":[203]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":62},{"year":2024,"cited_by_count":47},{"year":2023,"cited_by_count":4}],"updated_date":"2026-04-18T07:56:08.524223","created_date":"2025-10-10T00:00:00"}