{"id":"https://openalex.org/W4226203237","doi":"https://doi.org/10.1109/tcomm.2022.3170413","title":"Multiple Angles of Arrival Estimation Using Broadband Signals and a Nonuniform Planar Array","display_name":"Multiple Angles of Arrival Estimation Using Broadband Signals and a Nonuniform Planar Array","publication_year":2022,"publication_date":"2022-04-25","ids":{"openalex":"https://openalex.org/W4226203237","doi":"https://doi.org/10.1109/tcomm.2022.3170413"},"language":"en","primary_location":{"id":"doi:10.1109/tcomm.2022.3170413","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2022.3170413","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"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 Transactions on Communications","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/A5100362891","display_name":"Chao Liu","orcid":"https://orcid.org/0000-0001-7363-1987"},"institutions":[{"id":"https://openalex.org/I4210155350","display_name":"Purple Mountain Laboratories","ror":"https://ror.org/04zcbk583","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210155350"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chao Liu","raw_affiliation_strings":["Pervasive Communication Research Center, Purple Mountain Laboratories, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Pervasive Communication Research Center, Purple Mountain Laboratories, Nanjing, China","institution_ids":["https://openalex.org/I4210155350"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083447481","display_name":"Bensheng Yang","orcid":"https://orcid.org/0000-0003-3951-4589"},"institutions":[{"id":"https://openalex.org/I2250955327","display_name":"Huawei Technologies (China)","ror":"https://ror.org/00cmhce21","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250955327"]},{"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":"Bensheng Yang","raw_affiliation_strings":["State Key Laboratory of Millimeter Waves, Southeast University, Nanjing, China","Huawei Software Technologies Company Ltd., Nanjing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Millimeter Waves, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"Huawei Software Technologies Company Ltd., Nanjing, China","institution_ids":["https://openalex.org/I2250955327"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007148422","display_name":"Peize Zhang","orcid":"https://orcid.org/0000-0002-2944-5973"},"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":"Peize Zhang","raw_affiliation_strings":["State Key Laboratory of Millimeter Waves, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Millimeter Waves, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100603995","display_name":"Haiming Wang","orcid":"https://orcid.org/0000-0002-6156-258X"},"institutions":[{"id":"https://openalex.org/I4210155350","display_name":"Purple Mountain Laboratories","ror":"https://ror.org/04zcbk583","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210155350"]},{"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":"Haiming Wang","raw_affiliation_strings":["Pervasive Communication Research Center, Purple Mountain Laboratories, Nanjing, China","State Key Laboratory of Millimeter Waves, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Pervasive Communication Research Center, Purple Mountain Laboratories, Nanjing, China","institution_ids":["https://openalex.org/I4210155350"]},{"raw_affiliation_string":"State Key Laboratory of Millimeter Waves, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100779393","display_name":"Cheng\u2010Xiang Wang","orcid":"https://orcid.org/0000-0002-9729-9592"},"institutions":[{"id":"https://openalex.org/I4210155350","display_name":"Purple Mountain Laboratories","ror":"https://ror.org/04zcbk583","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210155350"]},{"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":"Cheng-Xiang Wang","raw_affiliation_strings":["Pervasive Communication Research Center, Purple Mountain Laboratories, Nanjing, China","National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Pervasive Communication Research Center, Purple Mountain Laboratories, Nanjing, China","institution_ids":["https://openalex.org/I4210155350"]},{"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/A5072916702","display_name":"Xiaohu You","orcid":"https://orcid.org/0000-0002-0809-8511"},"institutions":[{"id":"https://openalex.org/I4210155350","display_name":"Purple Mountain Laboratories","ror":"https://ror.org/04zcbk583","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210155350"]},{"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":"Xiaohu You","raw_affiliation_strings":["Pervasive Communication Research Center, Purple Mountain Laboratories, Nanjing, China","National Mobile Communications Research Laboratory, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Pervasive Communication Research Center, Purple Mountain Laboratories, Nanjing, China","institution_ids":["https://openalex.org/I4210155350"]},{"raw_affiliation_string":"National Mobile Communications Research Laboratory, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5100362891"],"corresponding_institution_ids":["https://openalex.org/I4210155350"],"apc_list":null,"apc_paid":null,"fwci":0.5947,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.62606659,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":"70","issue":"6","first_page":"4093","last_page":"4106"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9991000294685364,"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"}},{"id":"https://openalex.org/T10534","display_name":"Structural Health Monitoring Techniques","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural 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/broadband","display_name":"Broadband","score":0.7778423428535461},{"id":"https://openalex.org/keywords/narrowband","display_name":"Narrowband","score":0.7406919598579407},{"id":"https://openalex.org/keywords/planar-array","display_name":"Planar array","score":0.7383788228034973},{"id":"https://openalex.org/keywords/angle-of-arrival","display_name":"Angle of arrival","score":0.5677215456962585},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.5381928086280823},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5260196328163147},{"id":"https://openalex.org/keywords/sensor-array","display_name":"Sensor array","score":0.49428606033325195},{"id":"https://openalex.org/keywords/planar","display_name":"Planar","score":0.4800347089767456},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4650501012802124},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.46233201026916504},{"id":"https://openalex.org/keywords/coupling","display_name":"Coupling (piping)","score":0.4481906294822693},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.42638760805130005},{"id":"https://openalex.org/keywords/antenna-array","display_name":"Antenna array","score":0.42557936906814575},{"id":"https://openalex.org/keywords/sparse-array","display_name":"Sparse array","score":0.41729074716567993},{"id":"https://openalex.org/keywords/array-gain","display_name":"Array gain","score":0.412890762090683},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.406624972820282},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3808475732803345},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2811638414859772},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.18904346227645874},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.18761199712753296},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.10192182660102844},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.08299639821052551}],"concepts":[{"id":"https://openalex.org/C509933004","wikidata":"https://www.wikidata.org/wiki/Q194163","display_name":"Broadband","level":2,"score":0.7778423428535461},{"id":"https://openalex.org/C2776096036","wikidata":"https://www.wikidata.org/wiki/Q1140483","display_name":"Narrowband","level":2,"score":0.7406919598579407},{"id":"https://openalex.org/C2775980084","wikidata":"https://www.wikidata.org/wiki/Q4771249","display_name":"Planar array","level":2,"score":0.7383788228034973},{"id":"https://openalex.org/C13545353","wikidata":"https://www.wikidata.org/wiki/Q4763363","display_name":"Angle of arrival","level":3,"score":0.5677215456962585},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.5381928086280823},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5260196328163147},{"id":"https://openalex.org/C66251956","wikidata":"https://www.wikidata.org/wiki/Q7451086","display_name":"Sensor array","level":2,"score":0.49428606033325195},{"id":"https://openalex.org/C134786449","wikidata":"https://www.wikidata.org/wiki/Q3391255","display_name":"Planar","level":2,"score":0.4800347089767456},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4650501012802124},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.46233201026916504},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.4481906294822693},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.42638760805130005},{"id":"https://openalex.org/C62191587","wikidata":"https://www.wikidata.org/wiki/Q4771249","display_name":"Antenna array","level":3,"score":0.42557936906814575},{"id":"https://openalex.org/C145177509","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse array","level":2,"score":0.41729074716567993},{"id":"https://openalex.org/C136664719","wikidata":"https://www.wikidata.org/wiki/Q4795880","display_name":"Array gain","level":4,"score":0.412890762090683},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.406624972820282},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3808475732803345},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2811638414859772},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.18904346227645874},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.18761199712753296},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.10192182660102844},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.08299639821052551},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.0},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcomm.2022.3170413","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2022.3170413","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"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 Transactions on Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.699999988079071}],"awards":[{"id":"https://openalex.org/G2734937587","display_name":null,"funder_award_id":"61960206006","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G986520376","display_name":null,"funder_award_id":"2020YFB1804901","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program 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/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":52,"referenced_works":["https://openalex.org/W1538006934","https://openalex.org/W1963799790","https://openalex.org/W1968287205","https://openalex.org/W1982686915","https://openalex.org/W2006579621","https://openalex.org/W2019473268","https://openalex.org/W2021046826","https://openalex.org/W2021794072","https://openalex.org/W2025868981","https://openalex.org/W2026783525","https://openalex.org/W2032378253","https://openalex.org/W2057206714","https://openalex.org/W2085910483","https://openalex.org/W2098174516","https://openalex.org/W2104266187","https://openalex.org/W2104987624","https://openalex.org/W2106453750","https://openalex.org/W2113638573","https://openalex.org/W2116365951","https://openalex.org/W2116414176","https://openalex.org/W2127271355","https://openalex.org/W2128131274","https://openalex.org/W2133941371","https://openalex.org/W2141682101","https://openalex.org/W2149755721","https://openalex.org/W2161666352","https://openalex.org/W2163994287","https://openalex.org/W2164390589","https://openalex.org/W2167773605","https://openalex.org/W2233245434","https://openalex.org/W2339667469","https://openalex.org/W2342925881","https://openalex.org/W2357400875","https://openalex.org/W2390332739","https://openalex.org/W2537888770","https://openalex.org/W2604446259","https://openalex.org/W2742426150","https://openalex.org/W2773254562","https://openalex.org/W2793540901","https://openalex.org/W2892433162","https://openalex.org/W2895600181","https://openalex.org/W2963456405","https://openalex.org/W2963796402","https://openalex.org/W2971458723","https://openalex.org/W2988362367","https://openalex.org/W2996035847","https://openalex.org/W3045592071","https://openalex.org/W3093929720","https://openalex.org/W3110989801","https://openalex.org/W3177690609","https://openalex.org/W4235166179","https://openalex.org/W4250955649"],"related_works":["https://openalex.org/W4307114811","https://openalex.org/W4286587386","https://openalex.org/W4320169244","https://openalex.org/W3195548820","https://openalex.org/W2376482122","https://openalex.org/W4318602445","https://openalex.org/W2792336043","https://openalex.org/W3046026311","https://openalex.org/W3103977407","https://openalex.org/W3217065475"],"abstract_inverted_index":{"As":[0],"the":[1,7,60,73,76,87,98,115,119,126,134,151,154,157,164,191,197,203],"requirements":[2],"related":[3],"to":[4,19,39,71,106,109,124,143,189],"resolution":[5],"or":[6],"data":[8],"rate":[9],"increase,":[10],"most":[11],"angle-of-arrival":[12],"(AoA)":[13],"estimation":[14,30,199],"problems":[15],"can":[16,132,161],"be":[17,20],"assumed":[18],"under":[21,49],"a":[22,32,50,66,111],"broadband":[23,51,67,80,89,127,159],"signal":[24,52,90],"model.":[25,53],"In":[26],"this":[27],"paper,":[28],"AoA":[29,77,148,178,198],"using":[31],"nonuniform":[33],"planar":[34],"array":[35,121,131],"(NUPA),":[36],"which":[37],"aims":[38],"resolve":[40],"more":[41,170],"signals":[42,172],"and":[43,62,65,97,173],"reduce":[44,144],"mutual":[45,145],"coupling,":[46],"is":[47,56,69,82,91,187],"considered":[48],"The":[54,79,129,193],"analysis":[55],"conducted":[57],"in":[58,147,169],"both":[59],"space":[61],"frequency":[63,102],"domains,":[64],"co-array":[68,81,160],"proposed":[70,188],"improve":[72],"performance":[74,200],"of":[75,118,136,153,166,177],"estimation.":[78,179],"generated":[83],"as":[84],"follows:":[85],"First,":[86],"received":[88],"decomposed":[92],"into":[93],"several":[94],"narrowband":[95],"signals,":[96],"samples":[99,108],"from":[100],"different":[101],"bins":[103],"are":[104,122],"transformed":[105],"space-domain":[107],"generate":[110,125],"virtual":[112,120,130,155],"array.":[113,192],"Then,":[114],"second-order":[116],"statistics":[117],"used":[123],"co-array.":[128],"decrease":[133],"number":[135],"element":[137],"pairs":[138],"with":[139],"small":[140],"interelement":[141],"spacing":[142],"coupling":[146],"estimations.":[149],"With":[150],"help":[152],"array,":[156],"following":[158],"greatly":[162],"increase":[163],"degrees":[165],"freedom,":[167],"resulting":[168],"resolvable":[171],"lower":[174],"Cramer-Rao":[175],"bounds":[176],"An":[180],"optimization":[181],"method":[182],"based":[183],"on":[184],"sparse":[185],"recovery":[186],"locate":[190],"simulation":[194],"results":[195],"confirm":[196],"achieved":[201],"by":[202],"designed":[204],"NUPA.":[205]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}