{"id":"https://openalex.org/W2617652920","doi":"https://doi.org/10.1109/lcomm.2017.2708698","title":"Decoupled 2-D Direction of Arrival Estimation in L-Shaped Array","display_name":"Decoupled 2-D Direction of Arrival Estimation in L-Shaped Array","publication_year":2017,"publication_date":"2017-05-26","ids":{"openalex":"https://openalex.org/W2617652920","doi":"https://doi.org/10.1109/lcomm.2017.2708698","mag":"2617652920"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2017.2708698","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2017.2708698","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/A5100410680","display_name":"Zhi Zhang","orcid":"https://orcid.org/0000-0001-8672-6766"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhi Zhang","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunicaitons, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunicaitons, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100368544","display_name":"Wenjie Wang","orcid":"https://orcid.org/0000-0003-3276-9298"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenjie Wang","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunicaitons, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-3276-9298","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunicaitons, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034586871","display_name":"Yuzhen Huang","orcid":"https://orcid.org/0000-0002-9536-7918"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuzhen Huang","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunicaitons, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunicaitons, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100736014","display_name":"Shang Liu","orcid":"https://orcid.org/0000-0002-8444-579X"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shang Liu","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunicaitons, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunicaitons, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":3.2882,"has_fulltext":false,"cited_by_count":29,"citation_normalized_percentile":{"value":0.9315533,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"21","issue":"9","first_page":"1989","last_page":"1992"},"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":0.9990000128746033,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.996399998664856,"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/azimuth","display_name":"Azimuth","score":0.9399096965789795},{"id":"https://openalex.org/keywords/elevation","display_name":"Elevation (ballistics)","score":0.7677546143531799},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6071025729179382},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5822516679763794},{"id":"https://openalex.org/keywords/manifold","display_name":"Manifold (fluid mechanics)","score":0.5500192642211914},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.5358949899673462},{"id":"https://openalex.org/keywords/elevation-angle","display_name":"Elevation angle","score":0.4375643730163574},{"id":"https://openalex.org/keywords/circular-buffer","display_name":"Circular buffer","score":0.42607390880584717},{"id":"https://openalex.org/keywords/expression","display_name":"Expression (computer science)","score":0.41738301515579224},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.41666659712791443},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.28185343742370605},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.17627424001693726},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15554854273796082},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.07784631848335266}],"concepts":[{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.9399096965789795},{"id":"https://openalex.org/C37054046","wikidata":"https://www.wikidata.org/wiki/Q641888","display_name":"Elevation (ballistics)","level":2,"score":0.7677546143531799},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6071025729179382},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5822516679763794},{"id":"https://openalex.org/C529865628","wikidata":"https://www.wikidata.org/wiki/Q1790740","display_name":"Manifold (fluid mechanics)","level":2,"score":0.5500192642211914},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.5358949899673462},{"id":"https://openalex.org/C2986230362","wikidata":"https://www.wikidata.org/wiki/Q203218","display_name":"Elevation angle","level":3,"score":0.4375643730163574},{"id":"https://openalex.org/C85686653","wikidata":"https://www.wikidata.org/wiki/Q1224994","display_name":"Circular buffer","level":2,"score":0.42607390880584717},{"id":"https://openalex.org/C90559484","wikidata":"https://www.wikidata.org/wiki/Q778379","display_name":"Expression (computer science)","level":2,"score":0.41738301515579224},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.41666659712791443},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.28185343742370605},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.17627424001693726},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15554854273796082},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.07784631848335266},{"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/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"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/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2017.2708698","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2017.2708698","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":[],"awards":[{"id":"https://openalex.org/G7525308630","display_name":null,"funder_award_id":"61421061","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"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1496112662","https://openalex.org/W2048091460","https://openalex.org/W2050097250","https://openalex.org/W2052296575","https://openalex.org/W2054236696","https://openalex.org/W2070173386","https://openalex.org/W2123701557","https://openalex.org/W2129679936","https://openalex.org/W2130601302","https://openalex.org/W2136172079","https://openalex.org/W2143058177","https://openalex.org/W2144948081","https://openalex.org/W2168837636","https://openalex.org/W2313359813","https://openalex.org/W2963784132"],"related_works":["https://openalex.org/W2072356891","https://openalex.org/W2348542094","https://openalex.org/W2569604092","https://openalex.org/W2024335852","https://openalex.org/W4312732818","https://openalex.org/W2097842859","https://openalex.org/W2773932882","https://openalex.org/W2804688709","https://openalex.org/W2165157405","https://openalex.org/W2089165520"],"abstract_inverted_index":{"In":[0,85],"this":[1],"letter,":[2],"we":[3],"propose":[4],"a":[5,149],"novel":[6],"decoupled":[7],"method":[8,147],"for":[9],"2-D":[10,64,81,116],"direction":[11],"of":[12,45,52,56,95,138],"arrival":[13],"(2-D":[14],"DOA)":[15],"estimation":[16],"in":[17,21,101,105],"L-shaped":[18,47],"array.":[19],"Specifically,":[20],"the":[22,25,32,36,42,46,50,53,62,69,79,89,92,96,102,115,119,127,136,139,153],"proposed":[23,140,146],"method,":[24,141],"Jacobi-Anger":[26],"expansion":[27],"is":[28,49,99,111],"utilized":[29],"to":[30,87,113,134],"decouple":[31],"elevation":[33,57,70,109,128],"angle":[34],"from":[35],"azimuth":[37,59,72,120],"angle,":[38],"which":[39,106],"means":[40],"that":[41,144],"reconstructed":[43],"manifold":[44,98],"array":[48,97],"product":[51],"two":[54],"matrices":[55],"and":[58,71,118,142,155],"angles.":[60],"Although":[61],"traditional":[63],"MUSIC":[65],"algorithm":[66],"can":[67,122],"estimate":[68,114],"angles":[73],"without":[74],"pair":[75],"matching,":[76],"it":[77],"requires":[78],"complex":[80],"spectrum":[82],"peaks":[83],"search.":[84],"order":[86],"simplify":[88],"searching":[90,110],"procedure,":[91],"new":[93],"formulation":[94],"applied":[100],"Root-MUSIC":[103],"algorithm,":[104],"only":[107],"1-D":[108],"needed":[112],"DOA":[117],"estimates":[121],"be":[123],"paired":[124],"automatically":[125],"with":[126],"estimates.":[129],"Simulation":[130],"results":[131],"are":[132],"presented":[133],"confirm":[135],"effectiveness":[137],"demonstrate":[143],"our":[145],"achieves":[148],"better":[150],"tradeoff":[151],"between":[152],"performance":[154],"complexity":[156],"than":[157],"other":[158],"existing":[159],"methods.":[160]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":10},{"year":2018,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}