{"id":"https://openalex.org/W4390422140","doi":"https://doi.org/10.1109/tcsi.2023.3345161","title":"A Reconfigurable Full-Digital Architecture for Angle of Arrival Estimation","display_name":"A Reconfigurable Full-Digital Architecture for Angle of Arrival Estimation","publication_year":2023,"publication_date":"2023-12-29","ids":{"openalex":"https://openalex.org/W4390422140","doi":"https://doi.org/10.1109/tcsi.2023.3345161"},"language":"en","primary_location":{"id":"doi:10.1109/tcsi.2023.3345161","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tcsi.2023.3345161","pdf_url":"https://ieeexplore.ieee.org/ielx7/8919/4358591/10376051.pdf","source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"is_oa":false,"is_in_doaj":false,"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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems I: Regular Papers","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://ieeexplore.ieee.org/ielx7/8919/4358591/10376051.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033276532","display_name":"Antonello Florio","orcid":"https://orcid.org/0000-0003-1947-9421"},"institutions":[{"id":"https://openalex.org/I68618741","display_name":"Polytechnic University of Bari","ror":"https://ror.org/03c44v465","country_code":"IT","type":"education","lineage":["https://openalex.org/I68618741"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Antonello Florio","raw_affiliation_strings":["Department of Electrical and Information Engineering, Polytechnic University of Bari, Bari, Italy"],"raw_orcid":"https://orcid.org/0000-0003-1947-9421","affiliations":[{"raw_affiliation_string":"Department of Electrical and Information Engineering, Polytechnic University of Bari, Bari, Italy","institution_ids":["https://openalex.org/I68618741"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004159781","display_name":"Gianfranco Avitabile","orcid":"https://orcid.org/0000-0002-9529-486X"},"institutions":[{"id":"https://openalex.org/I68618741","display_name":"Polytechnic University of Bari","ror":"https://ror.org/03c44v465","country_code":"IT","type":"education","lineage":["https://openalex.org/I68618741"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Gianfranco Avitabile","raw_affiliation_strings":["Department of Electrical and Information Engineering, Polytechnic University of Bari, Bari, Italy"],"raw_orcid":"https://orcid.org/0000-0002-9529-486X","affiliations":[{"raw_affiliation_string":"Department of Electrical and Information Engineering, Polytechnic University of Bari, Bari, Italy","institution_ids":["https://openalex.org/I68618741"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011762346","display_name":"Claudio Talarico","orcid":"https://orcid.org/0000-0003-2498-9813"},"institutions":[{"id":"https://openalex.org/I119888943","display_name":"Gonzaga University","ror":"https://ror.org/03ze70h02","country_code":"US","type":"education","lineage":["https://openalex.org/I119888943"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Claudio Talarico","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Gonzaga University, Spokane, WA, USA"],"raw_orcid":"https://orcid.org/0000-0003-2498-9813","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Gonzaga University, Spokane, WA, USA","institution_ids":["https://openalex.org/I119888943"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090454740","display_name":"Giuseppe Coviello","orcid":"https://orcid.org/0000-0001-5255-2913"},"institutions":[{"id":"https://openalex.org/I68618741","display_name":"Polytechnic University of Bari","ror":"https://ror.org/03c44v465","country_code":"IT","type":"education","lineage":["https://openalex.org/I68618741"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Giuseppe Coviello","raw_affiliation_strings":["Department of Electrical and Information Engineering, Polytechnic University of Bari, Bari, Italy"],"raw_orcid":"https://orcid.org/0000-0001-5255-2913","affiliations":[{"raw_affiliation_string":"Department of Electrical and Information Engineering, Polytechnic University of Bari, Bari, Italy","institution_ids":["https://openalex.org/I68618741"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.6814,"has_fulltext":true,"cited_by_count":30,"citation_normalized_percentile":{"value":0.93872244,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"71","issue":"3","first_page":"1443","last_page":"1455"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9998999834060669,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9998999834060669,"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/T10711","display_name":"Target Tracking and Data Fusion in Sensor Networks","score":0.9991000294685364,"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"}},{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9983000159263611,"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":0.6102116703987122},{"id":"https://openalex.org/keywords/architecture","display_name":"Architecture","score":0.5526219606399536},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.48420026898384094},{"id":"https://openalex.org/keywords/angle-of-arrival","display_name":"Angle of arrival","score":0.4318726658821106},{"id":"https://openalex.org/keywords/computer-architecture","display_name":"Computer architecture","score":0.33864933252334595},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25151878595352173},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.24340349435806274},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.10947322845458984}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6102116703987122},{"id":"https://openalex.org/C123657996","wikidata":"https://www.wikidata.org/wiki/Q12271","display_name":"Architecture","level":2,"score":0.5526219606399536},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.48420026898384094},{"id":"https://openalex.org/C13545353","wikidata":"https://www.wikidata.org/wiki/Q4763363","display_name":"Angle of arrival","level":3,"score":0.4318726658821106},{"id":"https://openalex.org/C118524514","wikidata":"https://www.wikidata.org/wiki/Q173212","display_name":"Computer architecture","level":1,"score":0.33864933252334595},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25151878595352173},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.24340349435806274},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.10947322845458984},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcsi.2023.3345161","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tcsi.2023.3345161","pdf_url":"https://ieeexplore.ieee.org/ielx7/8919/4358591/10376051.pdf","source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"is_oa":false,"is_in_doaj":false,"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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems I: Regular Papers","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1109/tcsi.2023.3345161","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tcsi.2023.3345161","pdf_url":"https://ieeexplore.ieee.org/ielx7/8919/4358591/10376051.pdf","source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"is_oa":false,"is_in_doaj":false,"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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems I: Regular Papers","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.6700000166893005,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4390422140.pdf","grobid_xml":"https://content.openalex.org/works/W4390422140.grobid-xml"},"referenced_works_count":30,"referenced_works":["https://openalex.org/W1524557229","https://openalex.org/W1583704098","https://openalex.org/W1952629836","https://openalex.org/W2001088254","https://openalex.org/W2015748423","https://openalex.org/W2051342469","https://openalex.org/W2113638573","https://openalex.org/W2162654459","https://openalex.org/W2319214034","https://openalex.org/W2342863993","https://openalex.org/W2912312763","https://openalex.org/W2945038448","https://openalex.org/W2958488283","https://openalex.org/W2964029185","https://openalex.org/W3012347766","https://openalex.org/W3025689106","https://openalex.org/W3029898424","https://openalex.org/W3047491762","https://openalex.org/W3108914020","https://openalex.org/W3135582036","https://openalex.org/W3136078088","https://openalex.org/W3151110855","https://openalex.org/W3166920233","https://openalex.org/W3212801023","https://openalex.org/W4200614049","https://openalex.org/W4210659589","https://openalex.org/W4221116725","https://openalex.org/W4226264653","https://openalex.org/W4281391783","https://openalex.org/W6686382645"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2545735024","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2038503502"],"abstract_inverted_index":{"In":[0,55],"recent":[1],"years,":[2],"Real-Time":[3],"Localization":[4],"Systems":[5],"(RTLS)":[6],"are":[7,89],"gaining":[8],"significant":[9],"attention":[10],"from":[11],"the":[12,23,29,33,40,75,82,86,102,105,111,117,126,132,135],"scientific":[13],"community.":[14],"Usually,":[15],"RLTS":[16],"rely":[17],"on":[18,22,39,70,77,141,159],"positioning":[19],"techniques":[20,79],"based":[21,38,69],"electromagnetic":[24],"(e.m.)":[25],"propagation":[26],"properties":[27],"of":[28,53],"received":[30],"signals.":[31],"Among":[32],"many":[34],"possible":[35],"approaches,":[36],"RTLS":[37,136],"Angle-of-Arrival":[41],"(AoA)":[42],"estimation":[43,68],"allows":[44],"for":[45,66,80],"accurate":[46],"results":[47,158],"with":[48,94,100,151],"a":[49,60,152],"comparatively":[50],"lower":[51],"number":[52],"receivers.":[54],"this":[56],"work,":[57],"we":[58],"propose":[59],"novel,":[61],"fully":[62],"digital":[63],"synchronous":[64],"architecture":[65,121,137],"AoA":[67,112,127],"phase":[71,106],"interferometry.":[72],"After":[73],"reviewing":[74],"state-of-the-art":[76],"full-hardware":[78],"localization,":[81],"main":[83],"blocks":[84],"composing":[85],"proposed":[87,133],"architecture,":[88],"discussed":[90],"in":[91,128],"detail,":[92],"along":[93],"their":[95],"dimensioning":[96],"equations.":[97],"The":[98,120],"granularity":[99],"which":[101],"system":[103],"estimates":[104],"shifts":[107],"used":[108],"to":[109,116],"compute":[110],"is":[113,122],"reconfigurable":[114],"according":[115],"desired":[118],"accuracy.":[119],"lightweight":[123],"and":[124,156,165],"computes":[125],"real-time.":[129],"To":[130],"validate":[131],"approach,":[134],"has":[138],"been":[139,163],"implemented":[140],"an":[142],"Intel":[143],"Cyclone":[144],"IV":[145],"E":[146],"EP4CE115F29C7":[147],"FPGA":[148],"board":[149],"interfaced":[150],"custom-designed":[153],"receiver":[154],"front-end,":[155],"experimental":[157],"benchmark":[160],"applications":[161],"have":[162],"collected":[164],"analyzed.":[166]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":14},{"year":2024,"cited_by_count":13}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
