{"id":"https://openalex.org/W2188384590","doi":"https://doi.org/10.1109/wcsp.2015.7341231","title":"Joint DOA and frequency estimation based on spatio-temporal co-prime sampling","display_name":"Joint DOA and frequency estimation based on spatio-temporal co-prime sampling","publication_year":2015,"publication_date":"2015-10-01","ids":{"openalex":"https://openalex.org/W2188384590","doi":"https://doi.org/10.1109/wcsp.2015.7341231","mag":"2188384590"},"language":"en","primary_location":{"id":"doi:10.1109/wcsp.2015.7341231","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp.2015.7341231","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference on Wireless Communications & Signal Processing (WCSP)","raw_type":"proceedings-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/A5040263469","display_name":"Wanghan Lv","orcid":"https://orcid.org/0000-0003-0373-0714"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wanghan Lv","raw_affiliation_strings":["School of Electronic and Optical Engineering, Nanjing University of Science and Technology, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Optical Engineering, Nanjing University of Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101869845","display_name":"Huali Wang","orcid":"https://orcid.org/0000-0003-2084-6110"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huali Wang","raw_affiliation_strings":["Dept. of Electronic Information Engineering ICE, PLAUST, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Dept. of Electronic Information Engineering ICE, PLAUST, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5040263469"],"corresponding_institution_ids":["https://openalex.org/I36399199"],"apc_list":null,"apc_paid":null,"fwci":0.5744,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.67939599,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"58","issue":null,"first_page":"1","last_page":"5"},"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":0.9994999766349792,"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":0.9973999857902527,"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/degrees-of-freedom","display_name":"Degrees of freedom (physics and chemistry)","score":0.6601434946060181},{"id":"https://openalex.org/keywords/narrowband","display_name":"Narrowband","score":0.6528695225715637},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6444337964057922},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.618125319480896},{"id":"https://openalex.org/keywords/prime","display_name":"Prime (order theory)","score":0.6094440221786499},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.590243935585022},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5855006575584412},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.5193477869033813},{"id":"https://openalex.org/keywords/coprime-integers","display_name":"Coprime integers","score":0.5160436630249023},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.5035123229026794},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.4957674443721771},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.28433316946029663},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.22425362467765808},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.1630992889404297},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09697768092155457},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.07834011316299438}],"concepts":[{"id":"https://openalex.org/C208081375","wikidata":"https://www.wikidata.org/wiki/Q274502","display_name":"Degrees of freedom (physics and chemistry)","level":2,"score":0.6601434946060181},{"id":"https://openalex.org/C2776096036","wikidata":"https://www.wikidata.org/wiki/Q1140483","display_name":"Narrowband","level":2,"score":0.6528695225715637},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6444337964057922},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.618125319480896},{"id":"https://openalex.org/C184992742","wikidata":"https://www.wikidata.org/wiki/Q7243229","display_name":"Prime (order theory)","level":2,"score":0.6094440221786499},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.590243935585022},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5855006575584412},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.5193477869033813},{"id":"https://openalex.org/C23230895","wikidata":"https://www.wikidata.org/wiki/Q104752","display_name":"Coprime integers","level":2,"score":0.5160436630249023},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.5035123229026794},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.4957674443721771},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.28433316946029663},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.22425362467765808},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.1630992889404297},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09697768092155457},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.07834011316299438},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"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/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcsp.2015.7341231","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp.2015.7341231","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference on Wireless Communications & Signal Processing (WCSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.8299999833106995,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1774526428","https://openalex.org/W1796691535","https://openalex.org/W2054864178","https://openalex.org/W2085910483","https://openalex.org/W2121157816","https://openalex.org/W2149551443","https://openalex.org/W2149755721","https://openalex.org/W2155319629","https://openalex.org/W2164390589","https://openalex.org/W2296616510","https://openalex.org/W2949428393","https://openalex.org/W4250955649"],"related_works":["https://openalex.org/W2807202449","https://openalex.org/W2849843506","https://openalex.org/W4317795331","https://openalex.org/W2391187634","https://openalex.org/W2760841258","https://openalex.org/W3205335469","https://openalex.org/W1915213138","https://openalex.org/W3163554692","https://openalex.org/W2157042899","https://openalex.org/W2373910021"],"abstract_inverted_index":{"The":[0],"problem":[1],"of":[2,7,40,64,93,138],"joint":[3,91],"frequency":[4,30,95],"and":[5,24,31,76,96,98,134],"direction":[6],"arrival":[8],"(DOA)":[9],"estimation":[10,92],"for":[11],"multiple":[12],"narrowband":[13],"signals":[14],"is":[15,125],"addressed":[16],"here.":[17],"Previous":[18],"work":[19],"has":[20],"employed":[21],"co-prime":[22,25,74,83],"arrays":[23],"samplers":[26],"to":[27,59,88,99,110],"estimate":[28],"the":[29,38,44,49,71,105,113,118,136,139],"DOA":[32,97],"individually.":[33],"Though":[34],"this":[35,67],"can":[36],"increase":[37],"degrees":[39],"freedom":[41],"(DOFs)":[42],"in":[43,52,117],"space":[45],"or":[46],"time":[47],"domain,":[48],"drawback":[50],"lies":[51],"that":[53],"it":[54],"requires":[55],"an":[56],"extra":[57],"procedure":[58],"pair":[60],"these":[61],"two":[62,81],"kinds":[63],"parameters.":[65],"In":[66],"work,":[68],"we":[69],"extend":[70],"one":[72],"dimensional":[73,82],"spatial":[75],"temporal":[77],"sampling":[78],"into":[79],"simultaneous":[80],"sampling.":[84],"It":[85],"enables":[86],"us":[87],"do":[89],"efficient":[90],"both":[94],"get":[100],"much":[101],"higher":[102],"DOFs":[103],"with":[104],"produced":[106,116],"spatial-temporal":[107,119],"co-array.":[108],"Meanwhile,":[109],"fully":[111],"utilize":[112],"virtual":[114],"aperture":[115],"co-array,":[120],"a":[121],"sparse":[122],"representation":[123],"model":[124],"considered.":[126],"Numerical":[127],"simulation":[128],"results":[129],"show":[130],"its":[131],"superior":[132],"performance":[133],"verify":[135],"effectiveness":[137],"proposed":[140],"method.":[141]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}