{"id":"https://openalex.org/W2122724154","doi":"https://doi.org/10.1109/tcomm.2002.1010608","title":"Improvement in the DOA estimation of broadband signals using partially IIR beamformers","display_name":"Improvement in the DOA estimation of broadband signals using partially IIR beamformers","publication_year":2002,"publication_date":"2002-06-01","ids":{"openalex":"https://openalex.org/W2122724154","doi":"https://doi.org/10.1109/tcomm.2002.1010608","mag":"2122724154"},"language":"en","primary_location":{"id":"doi:10.1109/tcomm.2002.1010608","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2002.1010608","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/A5036869966","display_name":"Mohammad Ghavami","orcid":"https://orcid.org/0000-0001-8887-5052"},"institutions":[{"id":"https://openalex.org/I4210122684","display_name":"Sony Computer Science Laboratories","ror":"https://ror.org/02nc46417","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210122684"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"M. Ghavami","raw_affiliation_strings":["Sony Computer Science Laboratories, Inc., Tokyo, Japan","Sony Comput. Sci. Labs. Inc., Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Sony Computer Science Laboratories, Inc., Tokyo, Japan","institution_ids":["https://openalex.org/I4210122684"]},{"raw_affiliation_string":"Sony Comput. Sci. Labs. Inc., Tokyo, Japan","institution_ids":["https://openalex.org/I4210122684"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5066121495","display_name":"Ryuji Kohno","orcid":"https://orcid.org/0000-0002-8612-1537"},"institutions":[{"id":"https://openalex.org/I4210122684","display_name":"Sony Computer Science Laboratories","ror":"https://ror.org/02nc46417","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210122684"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"R. Kohno","raw_affiliation_strings":["Sony Computer Science Laboratories, Inc., Tokyo, Japan","Sony Comput. Sci. Labs. Inc., Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Sony Computer Science Laboratories, Inc., Tokyo, Japan","institution_ids":["https://openalex.org/I4210122684"]},{"raw_affiliation_string":"Sony Comput. Sci. Labs. Inc., Tokyo, Japan","institution_ids":["https://openalex.org/I4210122684"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5036869966"],"corresponding_institution_ids":["https://openalex.org/I4210122684"],"apc_list":null,"apc_paid":null,"fwci":0.5722,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.64859095,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"50","issue":"6","first_page":"897","last_page":"901"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","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/T10860","display_name":"Speech and Audio Processing","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/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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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":0.6685181260108948},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.6636955738067627},{"id":"https://openalex.org/keywords/broadside","display_name":"Broadside","score":0.6539469957351685},{"id":"https://openalex.org/keywords/angle-of-arrival","display_name":"Angle of arrival","score":0.5527250170707703},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.5130525827407837},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.4973469078540802},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.480074942111969},{"id":"https://openalex.org/keywords/infinite-impulse-response","display_name":"Infinite impulse response","score":0.4706137776374817},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.43471765518188477},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4124446511268616},{"id":"https://openalex.org/keywords/ideal","display_name":"Ideal (ethics)","score":0.4109047055244446},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3763556182384491},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3566926121711731},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.33931219577789307},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3254033327102661},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.27834051847457886},{"id":"https://openalex.org/keywords/digital-filter","display_name":"Digital filter","score":0.24969643354415894},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.24593845009803772},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.20928150415420532}],"concepts":[{"id":"https://openalex.org/C509933004","wikidata":"https://www.wikidata.org/wiki/Q194163","display_name":"Broadband","level":2,"score":0.6685181260108948},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.6636955738067627},{"id":"https://openalex.org/C57130246","wikidata":"https://www.wikidata.org/wiki/Q849965","display_name":"Broadside","level":2,"score":0.6539469957351685},{"id":"https://openalex.org/C13545353","wikidata":"https://www.wikidata.org/wiki/Q4763363","display_name":"Angle of arrival","level":3,"score":0.5527250170707703},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.5130525827407837},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.4973469078540802},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.480074942111969},{"id":"https://openalex.org/C183816354","wikidata":"https://www.wikidata.org/wiki/Q665617","display_name":"Infinite impulse response","level":4,"score":0.4706137776374817},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.43471765518188477},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4124446511268616},{"id":"https://openalex.org/C2776639384","wikidata":"https://www.wikidata.org/wiki/Q840396","display_name":"Ideal (ethics)","level":2,"score":0.4109047055244446},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3763556182384491},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3566926121711731},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.33931219577789307},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3254033327102661},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.27834051847457886},{"id":"https://openalex.org/C36390408","wikidata":"https://www.wikidata.org/wiki/Q1163067","display_name":"Digital filter","level":3,"score":0.24969643354415894},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.24593845009803772},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.20928150415420532},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tcomm.2002.1010608","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2002.1010608","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"},{"id":"pmh:oai:kclpure.kcl.ac.uk:publications/8173e437-f3d7-4dc0-bd5b-7c9761960d2f","is_oa":false,"landing_page_url":"https://kclpure.kcl.ac.uk/portal/en/publications/8173e437-f3d7-4dc0-bd5b-7c9761960d2f","pdf_url":null,"source":{"id":"https://openalex.org/S4306400216","display_name":"Research Portal (King's College London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I183935753","host_organization_name":"King's College London","host_organization_lineage":["https://openalex.org/I183935753"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Ghavami, M & Kohno, R 2002, 'Improvement in the Resolution DOA estimation of broadband signals using partially IIR beamformers', IEEE TRANSACTIONS ON COMMUNICATIONS, vol. 50, no. 6, pp. 897 - 901. https://doi.org/10.1109/TCOMM.2002.1010608","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W627666456","https://openalex.org/W1531925088","https://openalex.org/W1988750881","https://openalex.org/W1999387971","https://openalex.org/W2075424531","https://openalex.org/W2097961796","https://openalex.org/W2144424618","https://openalex.org/W2147490532","https://openalex.org/W2163994287","https://openalex.org/W2167773605"],"related_works":["https://openalex.org/W3145715554","https://openalex.org/W3126608168","https://openalex.org/W2050134757","https://openalex.org/W1632916574","https://openalex.org/W2613919114","https://openalex.org/W2142834316","https://openalex.org/W2577667433","https://openalex.org/W2156321216","https://openalex.org/W1989876652","https://openalex.org/W2048250263"],"abstract_inverted_index":{"An":[0],"ideal":[1],"broadband":[2],"beamformer":[3],"requires":[4],"an":[5],"increased":[6],"number":[7,58],"of":[8,19,31,59,76],"taps":[9],"for":[10,26,61,71,84],"each":[11],"filter,":[12],"which":[13],"in":[14],"turn":[15],"increases":[16],"the":[17,20,29,32,34,41,44,64,73,77],"complexity":[18],"design.":[21],"It":[22],"is":[23,36,48,69],"shown":[24],"that":[25],"angles":[27,42,62],"near":[28,43,63],"broadside":[30],"antenna":[33],"beamforming":[35],"more":[37],"accurate":[38],"compared":[39],"to":[40,50],"endfire,":[45],"and":[46,80],"it":[47],"advantageous":[49],"use":[51],"recursive":[52],"filters":[53],"combined":[54],"with":[55],"a":[56],"computed":[57],"zeros":[60],"endfire.":[65],"The":[66],"proposed":[67],"method":[68],"used":[70],"estimating":[72],"arrival":[74],"angle":[75],"incoming":[78],"signals":[79],"displays":[81],"uniform":[82],"accuracy":[83],"all":[85],"angles.":[86]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
