{"id":"https://openalex.org/W4401210566","doi":"https://doi.org/10.1109/access.2024.3436863","title":"An Iterative IpDFT Method for Frequency Estimation With Elimination of the Spectral Leakage","display_name":"An Iterative IpDFT Method for Frequency Estimation With Elimination of the Spectral Leakage","publication_year":2024,"publication_date":"2024-08-01","ids":{"openalex":"https://openalex.org/W4401210566","doi":"https://doi.org/10.1109/access.2024.3436863"},"language":"en","primary_location":{"id":"doi:10.1109/access.2024.3436863","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3436863","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2024.3436863","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5107845542","display_name":"Jing Lu","orcid":"https://orcid.org/0009-0007-7144-1398"},"institutions":[{"id":"https://openalex.org/I4210104233","display_name":"China Electronics Corporation (China)","ror":"https://ror.org/00vsv8c52","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210104233"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jing Lu","raw_affiliation_strings":["China Electronics System Engineering No.2 Construction Company Ltd., Wuxi, China","China Electronics System Engineering No.2 Construction CO.,LTD, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"China Electronics System Engineering No.2 Construction Company Ltd., Wuxi, China","institution_ids":["https://openalex.org/I4210104233"]},{"raw_affiliation_string":"China Electronics System Engineering No.2 Construction CO.,LTD, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046814837","display_name":"Bin Wei","orcid":"https://orcid.org/0009-0008-1190-4968"},"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":"Bin Wei","raw_affiliation_strings":["Engineering Research Centre of RF-ICs and RF-Systems, Ministry of Education, Southeast University, Nanjing, China","Ministry of Education, Engineering Research Centre of RF-ICs &#x0026; RF-systems, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0009-0008-1190-4968","affiliations":[{"raw_affiliation_string":"Engineering Research Centre of RF-ICs and RF-Systems, Ministry of Education, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"Ministry of Education, Engineering Research Centre of RF-ICs &#x0026; RF-systems, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100436939","display_name":"Kai Wang","orcid":"https://orcid.org/0000-0001-7070-5186"},"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":"Kai Wang","raw_affiliation_strings":["Engineering Research Centre of RF-ICs and RF-Systems, Ministry of Education, Southeast University, Nanjing, China","Ministry of Education, Engineering Research Centre of RF-ICs &#x0026; RF-systems, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-7070-5186","affiliations":[{"raw_affiliation_string":"Engineering Research Centre of RF-ICs and RF-Systems, Ministry of Education, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"Ministry of Education, Engineering Research Centre of RF-ICs &#x0026; RF-systems, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088281413","display_name":"Lu Tang","orcid":"https://orcid.org/0000-0002-9856-2006"},"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":"Lu Tang","raw_affiliation_strings":["Engineering Research Centre of RF-ICs and RF-Systems, Ministry of Education, Southeast University, Nanjing, China","Ministry of Education, Engineering Research Centre of RF-ICs &#x0026; RF-systems, Southeast University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-9856-2006","affiliations":[{"raw_affiliation_string":"Engineering Research Centre of RF-ICs and RF-Systems, Ministry of Education, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"Ministry of Education, Engineering Research Centre of RF-ICs &#x0026; RF-systems, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042047220","display_name":"Xusheng Tang","orcid":"https://orcid.org/0000-0002-6730-7029"},"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":"Xusheng Tang","raw_affiliation_strings":["School of Cyber Science and Engineering, Southeast University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Cyber Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.1731,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.46756177,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"13","issue":null,"first_page":"79784","last_page":"79792"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12300","display_name":"Advanced Electrical Measurement Techniques","score":0.992900013923645,"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/T12300","display_name":"Advanced Electrical Measurement Techniques","score":0.992900013923645,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9706000089645386,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10320","display_name":"Neural Networks and Applications","score":0.9409000277519226,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/spectral-leakage","display_name":"Spectral leakage","score":0.8976632356643677},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7039145231246948},{"id":"https://openalex.org/keywords/leakage","display_name":"Leakage (economics)","score":0.5994817018508911},{"id":"https://openalex.org/keywords/spectral-density-estimation","display_name":"Spectral density estimation","score":0.585455060005188},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.558026909828186},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.525638222694397},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.49848484992980957},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.48304444551467896},{"id":"https://openalex.org/keywords/harmonic-analysis","display_name":"Harmonic analysis","score":0.4652111828327179},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.43040990829467773},{"id":"https://openalex.org/keywords/frequency-offset","display_name":"Frequency offset","score":0.4213648736476898},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3273610472679138},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.301975816488266},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.2516789436340332},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.20832252502441406},{"id":"https://openalex.org/keywords/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.1832098364830017},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15905609726905823},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12460815906524658},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.12134692072868347},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.10285419225692749}],"concepts":[{"id":"https://openalex.org/C113407356","wikidata":"https://www.wikidata.org/wiki/Q1431214","display_name":"Spectral leakage","level":3,"score":0.8976632356643677},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7039145231246948},{"id":"https://openalex.org/C2777042071","wikidata":"https://www.wikidata.org/wiki/Q6509304","display_name":"Leakage (economics)","level":2,"score":0.5994817018508911},{"id":"https://openalex.org/C30049272","wikidata":"https://www.wikidata.org/wiki/Q6555326","display_name":"Spectral density estimation","level":3,"score":0.585455060005188},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.558026909828186},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.525638222694397},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.49848484992980957},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.48304444551467896},{"id":"https://openalex.org/C131770355","wikidata":"https://www.wikidata.org/wiki/Q876215","display_name":"Harmonic analysis","level":2,"score":0.4652111828327179},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.43040990829467773},{"id":"https://openalex.org/C49319798","wikidata":"https://www.wikidata.org/wiki/Q5502874","display_name":"Frequency offset","level":4,"score":0.4213648736476898},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3273610472679138},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.301975816488266},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.2516789436340332},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.20832252502441406},{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.1832098364830017},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15905609726905823},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12460815906524658},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.12134692072868347},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.10285419225692749},{"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C139719470","wikidata":"https://www.wikidata.org/wiki/Q39680","display_name":"Macroeconomics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2024.3436863","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3436863","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:3b719f7afae14ba6b2214c18b34a20b4","is_oa":true,"landing_page_url":"https://doaj.org/article/3b719f7afae14ba6b2214c18b34a20b4","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 13, Pp 79784-79792 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2024.3436863","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3436863","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4034151316","display_name":null,"funder_award_id":"2019JJ20001","funder_id":"https://openalex.org/F4320322843","funder_display_name":"Natural Science Foundation of\u00a0Hunan Province"},{"id":"https://openalex.org/G6245690989","display_name":"\u9762\u5411\u5305\u7edc\u63d0\u53d6\u7684\u52a0\u7a97\u6cf0\u52d2-\u5085\u91cc\u53f6\u53d8\u6362\u53ca\u5176\u5728\u7535\u538b\u95ea\u53d8\u68c0\u6d4b\u4e2d\u7684\u5e94\u7528\u7814\u7a76","funder_award_id":"61771190","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6249807887","display_name":null,"funder_award_id":"2020YFC2004003","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G7281439395","display_name":null,"funder_award_id":"2020YFC2004002","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/F4320322843","display_name":"Natural Science Foundation of\u00a0Hunan Province","ror":null},{"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":34,"referenced_works":["https://openalex.org/W1978316722","https://openalex.org/W1990779296","https://openalex.org/W2028895888","https://openalex.org/W2056120686","https://openalex.org/W2058015438","https://openalex.org/W2087543940","https://openalex.org/W2102300381","https://openalex.org/W2115577730","https://openalex.org/W2117369151","https://openalex.org/W2128131274","https://openalex.org/W2138280758","https://openalex.org/W2342819817","https://openalex.org/W2358489454","https://openalex.org/W2463127997","https://openalex.org/W2575352195","https://openalex.org/W2596979043","https://openalex.org/W2734648576","https://openalex.org/W2752632261","https://openalex.org/W2767272155","https://openalex.org/W2962720713","https://openalex.org/W2969869534","https://openalex.org/W2991181330","https://openalex.org/W2993871502","https://openalex.org/W3011808527","https://openalex.org/W3028795795","https://openalex.org/W3132755149","https://openalex.org/W3137692306","https://openalex.org/W3193502819","https://openalex.org/W4242508569","https://openalex.org/W4254703201","https://openalex.org/W4300323226","https://openalex.org/W4313396595","https://openalex.org/W4387414946","https://openalex.org/W4390713742"],"related_works":["https://openalex.org/W2136200585","https://openalex.org/W2143147970","https://openalex.org/W1842766436","https://openalex.org/W2547382603","https://openalex.org/W3011808527","https://openalex.org/W2220576269","https://openalex.org/W2985947713","https://openalex.org/W1968615181","https://openalex.org/W4388692558","https://openalex.org/W2547331257"],"abstract_inverted_index":{"Signal":[0],"processing":[1],"technology":[2],"is":[3,12,124],"developing":[4],"rapidly,":[5],"and":[6,28,69,101],"the":[7,38,43,51,58,64,67,70,85,90,95,106,118],"estimation":[8],"of":[9,53,66,87,92,97,109,117],"multi-frequency":[10],"signals":[11],"becoming":[13],"increasingly":[14],"important":[15],"in":[16],"engineering":[17],"applications,":[18],"such":[19],"as":[20],"power":[21],"electronics,":[22],"speech":[23],"signal":[24,83,111],"processing,":[25],"wireless":[26],"communications,":[27],"so":[29],"on.":[30],"In":[31,50],"this":[32,98],"paper,":[33],"we":[34,56,74],"propose":[35,75],"to":[36,47,104],"use":[37],"two-point":[39],"IpDFT":[40,99],"method":[41,100,123],"with":[42,84,112],"rectangular":[44],"window":[45],"(I2pNDFT)":[46],"estimate":[48,105],"frequency.":[49],"process":[52],"frequency":[54,108],"estimation,":[55],"eliminate":[57],"spectral":[59],"leakage":[60],"by":[61],"fully":[62],"considering":[63],"influence":[65],"positive":[68],"negative":[71],"spectra.":[72],"Subsequently,":[73],"an":[76],"interpolator":[77],"for":[78],"a":[79,110],"single-frequency":[80],"complex":[81],"exponential":[82],"objective":[86],"further":[88],"enhancing":[89],"accuracy":[91],"estimation.We":[93],"extend":[94],"applicability":[96],"its":[102],"improvement":[103],"fundamental":[107],"harmonic":[113],"components.":[114],"The":[115],"results":[116],"simulation":[119],"demonstrate":[120],"that":[121],"our":[122],"more":[125],"effective":[126],"than":[127],"other":[128],"methods":[129]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
