{"id":"https://openalex.org/W3185054170","doi":"https://doi.org/10.1155/2021/9938071","title":"Angle Estimation Using Local Searching for Bistatic MIMO Radar with Unknown MCM","display_name":"Angle Estimation Using Local Searching for Bistatic MIMO Radar with Unknown MCM","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3185054170","doi":"https://doi.org/10.1155/2021/9938071","mag":"3185054170"},"language":"en","primary_location":{"id":"doi:10.1155/2021/9938071","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2021/9938071","pdf_url":"https://downloads.hindawi.com/journals/wcmc/2021/9938071.pdf","source":{"id":"https://openalex.org/S235346","display_name":"Wireless Communications and Mobile Computing","issn_l":"1530-8669","issn":["1530-8669","1530-8677"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Wireless Communications and Mobile Computing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://downloads.hindawi.com/journals/wcmc/2021/9938071.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5078835168","display_name":"Chaochen Tang","orcid":"https://orcid.org/0000-0003-2376-935X"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]},{"id":"https://openalex.org/I38706770","display_name":"Guilin University of Technology","ror":"https://ror.org/03z391397","country_code":"CN","type":"education","lineage":["https://openalex.org/I38706770"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chaochen Tang","raw_affiliation_strings":["School of Information Science and Engineering, Guilin University of Technology, Guilin, Guangxi 541004, China","School of Telecommunications Engineering, Xidian University, Xi'an, Shaanxi 710071, China","School of Telecommunications Engineering, Xidian University, Xi'an, Shaanxi 710071","School of Information Science and Engineering, Guilin University of Technology, Guilin, Guangxi 541004"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Guilin University of Technology, Guilin, Guangxi 541004, China","institution_ids":["https://openalex.org/I38706770"]},{"raw_affiliation_string":"School of Telecommunications Engineering, Xidian University, Xi'an, Shaanxi 710071, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Telecommunications Engineering, Xidian University, Xi'an, Shaanxi 710071","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Information Science and Engineering, Guilin University of Technology, Guilin, Guangxi 541004","institution_ids":["https://openalex.org/I38706770"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021915723","display_name":"Hongbing Qiu","orcid":"https://orcid.org/0000-0003-2772-8256"},"institutions":[{"id":"https://openalex.org/I5343935","display_name":"Guilin University of Electronic Technology","ror":"https://ror.org/05arjae42","country_code":"CN","type":"education","lineage":["https://openalex.org/I5343935"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongbing Qiu","raw_affiliation_strings":["School of Information and Communication, Guilin University of Electronic Technology, Guilin, Guangxi 541004, China","School of Information and Communication, Guilin University of Electronic Technology, Guilin, Guangxi 541004"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication, Guilin University of Electronic Technology, Guilin, Guangxi 541004, China","institution_ids":["https://openalex.org/I5343935"]},{"raw_affiliation_string":"School of Information and Communication, Guilin University of Electronic Technology, Guilin, Guangxi 541004","institution_ids":["https://openalex.org/I5343935"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090859357","display_name":"Xin Liu","orcid":"https://orcid.org/0000-0002-0956-2160"},"institutions":[{"id":"https://openalex.org/I38706770","display_name":"Guilin University of Technology","ror":"https://ror.org/03z391397","country_code":"CN","type":"education","lineage":["https://openalex.org/I38706770"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin Liu","raw_affiliation_strings":["School of Information Science and Engineering, Guilin University of Technology, Guilin, Guangxi 541004, China","School of Information Science and Engineering, Guilin University of Technology, Guilin, Guangxi 541004"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Guilin University of Technology, Guilin, Guangxi 541004, China","institution_ids":["https://openalex.org/I38706770"]},{"raw_affiliation_string":"School of Information Science and Engineering, Guilin University of Technology, Guilin, Guangxi 541004","institution_ids":["https://openalex.org/I38706770"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101439600","display_name":"Qinghua Tang","orcid":"https://orcid.org/0000-0003-2153-0302"},"institutions":[{"id":"https://openalex.org/I38706770","display_name":"Guilin University of Technology","ror":"https://ror.org/03z391397","country_code":"CN","type":"education","lineage":["https://openalex.org/I38706770"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qinghua Tang","raw_affiliation_strings":["School of Information Science and Engineering, Guilin University of Technology, Guilin, Guangxi 541004, China","School of Information Science and Engineering, Guilin University of Technology, Guilin, Guangxi 541004"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Guilin University of Technology, Guilin, Guangxi 541004, China","institution_ids":["https://openalex.org/I38706770"]},{"raw_affiliation_string":"School of Information Science and Engineering, Guilin University of Technology, Guilin, Guangxi 541004","institution_ids":["https://openalex.org/I38706770"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5078835168"],"corresponding_institution_ids":["https://openalex.org/I149594827","https://openalex.org/I38706770"],"apc_list":{"value":2300,"currency":"USD","value_usd":2300},"apc_paid":{"value":2300,"currency":"USD","value_usd":2300},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.26488204,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"2021","issue":"1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10891","display_name":"Radar Systems and Signal Processing","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10891","display_name":"Radar Systems and Signal Processing","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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":0.9984999895095825,"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/computer-science","display_name":"Computer science","score":0.8428266048431396},{"id":"https://openalex.org/keywords/bistatic-radar","display_name":"Bistatic radar","score":0.8026318550109863},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5529569983482361},{"id":"https://openalex.org/keywords/estimation","display_name":"Estimation","score":0.5011541843414307},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.4855770468711853},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.45160990953445435},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3717217743396759},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3292350172996521},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.21364495158195496},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.1912214457988739},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.07538831233978271}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8428266048431396},{"id":"https://openalex.org/C100102862","wikidata":"https://www.wikidata.org/wiki/Q2625855","display_name":"Bistatic radar","level":4,"score":0.8026318550109863},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5529569983482361},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.5011541843414307},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4855770468711853},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.45160990953445435},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3717217743396759},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3292350172996521},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.21364495158195496},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.1912214457988739},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.07538831233978271},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1155/2021/9938071","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2021/9938071","pdf_url":"https://downloads.hindawi.com/journals/wcmc/2021/9938071.pdf","source":{"id":"https://openalex.org/S235346","display_name":"Wireless Communications and Mobile Computing","issn_l":"1530-8669","issn":["1530-8669","1530-8677"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Wireless Communications and Mobile Computing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:4d34a20840714331a4cc33bcabd339ae","is_oa":true,"landing_page_url":"https://doaj.org/article/4d34a20840714331a4cc33bcabd339ae","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Wireless Communications and Mobile Computing, Vol 2021 (2021)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1155/2021/9938071","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2021/9938071","pdf_url":"https://downloads.hindawi.com/journals/wcmc/2021/9938071.pdf","source":{"id":"https://openalex.org/S235346","display_name":"Wireless Communications and Mobile Computing","issn_l":"1530-8669","issn":["1530-8669","1530-8677"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Wireless Communications and Mobile Computing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3185054170.pdf","grobid_xml":"https://content.openalex.org/works/W3185054170.grobid-xml"},"referenced_works_count":31,"referenced_works":["https://openalex.org/W219392137","https://openalex.org/W1571843546","https://openalex.org/W1599703818","https://openalex.org/W1615912037","https://openalex.org/W1623214386","https://openalex.org/W1963799790","https://openalex.org/W1980263618","https://openalex.org/W2004944703","https://openalex.org/W2030252403","https://openalex.org/W2041585316","https://openalex.org/W2048358950","https://openalex.org/W2050944951","https://openalex.org/W2060868730","https://openalex.org/W2089701475","https://openalex.org/W2110798624","https://openalex.org/W2135915867","https://openalex.org/W2143058177","https://openalex.org/W2509011836","https://openalex.org/W2640759813","https://openalex.org/W2763708625","https://openalex.org/W2784042188","https://openalex.org/W2803130179","https://openalex.org/W2888421750","https://openalex.org/W2909756084","https://openalex.org/W2924119777","https://openalex.org/W2981576251","https://openalex.org/W3042272525","https://openalex.org/W3080747947","https://openalex.org/W3108922917","https://openalex.org/W3129681553","https://openalex.org/W3132653678"],"related_works":["https://openalex.org/W2004765814","https://openalex.org/W2950419692","https://openalex.org/W1636544497","https://openalex.org/W2124163150","https://openalex.org/W2034611846","https://openalex.org/W2051186205","https://openalex.org/W2545704177","https://openalex.org/W2554356744","https://openalex.org/W2059918983","https://openalex.org/W2187902722"],"abstract_inverted_index":{"Multiple":[0],"input":[1],"and":[2,18,31,115,129,150],"multiple":[3,69],"output":[4],"(MIMO)":[5],"radar":[6,13,45],"systems":[7],"have":[8,151],"advantages":[9],"over":[10,154],"traditional":[11],"phased\u2010array":[12],"in":[14,133,158],"resolution,":[15],"parameter":[16],"identifiability,":[17],"target":[19],"detection.":[20],"However,":[21],"the":[22,26,32,64,88,104,110,118,123,134,142,147,152,155],"estimation":[23,82,101,112,125],"performance":[24],"of":[25,28,34,67,113,117,127],"direction":[27,33],"arrivals":[29],"(DOAs)":[30],"departures":[35],"(DODs)":[36],"will":[37],"be":[38,58],"significantly":[39],"degraded":[40],"for":[41,97],"a":[42,79,92],"colocated":[43],"MIMO":[44],"system":[46],"with":[47,106],"unknown":[48],"mutual":[49,130],"coupling":[50,131],"matrix":[51],"(MCM).":[52],"Although":[53],"auxiliary":[54],"sensors":[55],"(AS)":[56],"can":[57,145],"set":[59],"to":[60,86],"solve":[61],"this":[62,77],"problem,":[63],"computational":[65,89,159],"cost":[66],"two\u2010dimensional":[68],"signal":[70],"classification":[71],"(2D\u2010MUSIC)":[72],"is":[73,84,95,120],"still":[74],"large.":[75],"In":[76],"paper,":[78],"new":[80,111],"angle":[81,100,128],"method":[83,144],"proposed":[85,143],"reduce":[87],"complexity.":[90,160],"First,":[91],"local\u2010search":[93],"range":[94],"defined":[96],"each":[98],"initial":[99],"obtained":[102],"by":[103],"MUSIC":[105],"AS":[107],"method.":[108],"Second,":[109],"DOAs":[114],"DODs":[116],"targets":[119],"estimated":[121],"via":[122],"joint":[124],"theory":[126],"coefficient":[132],"local":[135],"search":[136],"area.":[137],"Simulation":[138],"results":[139],"validate":[140],"that":[141],"obtain":[146],"same":[148],"precision":[149],"advantage":[153],"global":[156],"searching":[157]},"counts_by_year":[],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
