{"id":"https://openalex.org/W7135077551","doi":"https://doi.org/10.1109/jstsp.2026.3673038","title":"Hybrid Codebook Design for Localization Using Electromagnetically Reconfigurable Fluid Antenna System","display_name":"Hybrid Codebook Design for Localization Using Electromagnetically Reconfigurable Fluid Antenna System","publication_year":2026,"publication_date":"2026-03-12","ids":{"openalex":"https://openalex.org/W7135077551","doi":"https://doi.org/10.1109/jstsp.2026.3673038"},"language":null,"primary_location":{"id":"doi:10.1109/jstsp.2026.3673038","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstsp.2026.3673038","pdf_url":null,"source":{"id":"https://openalex.org/S42167783","display_name":"IEEE Journal of Selected Topics in Signal Processing","issn_l":"1932-4553","issn":["1932-4553","1941-0484"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Signal Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1109/jstsp.2026.3673038","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5093592268","display_name":"Alireza Fadakar","orcid":"https://orcid.org/0009-0002-2379-4547"},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Alireza Fadakar","raw_affiliation_strings":["Ming Hsieh Department of Electrical and Computer Engineering, University of Southern California, Los Angeles, CA, USA"],"raw_orcid":"https://orcid.org/0009-0002-2379-4547","affiliations":[{"raw_affiliation_string":"Ming Hsieh Department of Electrical and Computer Engineering, University of Southern California, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I1174212"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100424312","display_name":"Yuchen Zhang","orcid":"https://orcid.org/0000-0002-3153-4000"},"institutions":[{"id":"https://openalex.org/I71920554","display_name":"King Abdullah University of Science and Technology","ror":"https://ror.org/01q3tbs38","country_code":"SA","type":"education","lineage":["https://openalex.org/I71920554"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Yuchen Zhang","raw_affiliation_strings":["Electrical and Computer Engineering Program, Computer, Electrical and Mathematical Sciences and Engineering (CEMSE), King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia"],"raw_orcid":"https://orcid.org/0000-0002-3153-4000","affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering Program, Computer, Electrical and Mathematical Sciences and Engineering (CEMSE), King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia","institution_ids":["https://openalex.org/I71920554"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037578466","display_name":"H. Q. Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I66862912","display_name":"Chalmers University of Technology","ror":"https://ror.org/040wg7k59","country_code":"SE","type":"education","lineage":["https://openalex.org/I66862912"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Hui Chen","raw_affiliation_strings":["Department of Electrical Engineering, Chalmers University of Technology, G&#x00F6;teborg, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-9345-9966","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Chalmers University of Technology, G&#x00F6;teborg, Sweden","institution_ids":["https://openalex.org/I66862912"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052704820","display_name":"Musa Furkan Keskin","orcid":"https://orcid.org/0000-0002-7718-8377"},"institutions":[{"id":"https://openalex.org/I66862912","display_name":"Chalmers University of Technology","ror":"https://ror.org/040wg7k59","country_code":"SE","type":"education","lineage":["https://openalex.org/I66862912"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Musa Furkan Keskin","raw_affiliation_strings":["Department of Electrical Engineering, Chalmers University of Technology, G&#x00F6;teborg, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-7718-8377","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Chalmers University of Technology, G&#x00F6;teborg, Sweden","institution_ids":["https://openalex.org/I66862912"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033860704","display_name":"Henk Wymeersch","orcid":"https://orcid.org/0000-0002-1298-6159"},"institutions":[{"id":"https://openalex.org/I66862912","display_name":"Chalmers University of Technology","ror":"https://ror.org/040wg7k59","country_code":"SE","type":"education","lineage":["https://openalex.org/I66862912"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Henk Wymeersch","raw_affiliation_strings":["Department of Electrical Engineering, Chalmers University of Technology, G&#x00F6;teborg, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-1298-6159","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Chalmers University of Technology, G&#x00F6;teborg, Sweden","institution_ids":["https://openalex.org/I66862912"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071725365","display_name":"Andreas F. Molisch","orcid":"https://orcid.org/0000-0002-4779-4763"},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Andreas F. Molisch","raw_affiliation_strings":["Ming Hsieh Department of Electrical and Computer Engineering, University of Southern California, Los Angeles, CA, USA"],"raw_orcid":"https://orcid.org/0000-0002-4779-4763","affiliations":[{"raw_affiliation_string":"Ming Hsieh Department of Electrical and Computer Engineering, University of Southern California, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I1174212"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":13.4452,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.97454931,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"20","issue":"3","first_page":"371","last_page":"388"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10069","display_name":"Antenna Design and Analysis","score":0.13099999725818634,"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/T10069","display_name":"Antenna Design and Analysis","score":0.13099999725818634,"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.08110000193119049,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T11249","display_name":"Wireless Power Transfer Systems","score":0.07959999889135361,"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/codebook","display_name":"Codebook","score":0.6320000290870667},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.41620001196861267},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.28290000557899475},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.2743000090122223},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.2599000036716461}],"concepts":[{"id":"https://openalex.org/C127759330","wikidata":"https://www.wikidata.org/wiki/Q637416","display_name":"Codebook","level":2,"score":0.6320000290870667},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5163000226020813},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4674000144004822},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.41620001196861267},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4043000042438507},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3456000089645386},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3260999917984009},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.304500013589859},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.28290000557899475},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.2743000090122223},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.2599000036716461},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.251800000667572}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jstsp.2026.3673038","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstsp.2026.3673038","pdf_url":null,"source":{"id":"https://openalex.org/S42167783","display_name":"IEEE Journal of Selected Topics in Signal Processing","issn_l":"1932-4553","issn":["1932-4553","1941-0484"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Signal Processing","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1109/jstsp.2026.3673038","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstsp.2026.3673038","pdf_url":null,"source":{"id":"https://openalex.org/S42167783","display_name":"IEEE Journal of Selected Topics in Signal Processing","issn_l":"1932-4553","issn":["1932-4553","1941-0484"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Signal Processing","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.8032423257827759,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G2679556372","display_name":"Collaborative Research: CNS Core: Medium: Localization in Millimeter Wave Cellular Networks: Fundamentals, Algorithms, and Measurement-inspired Simulator","funder_award_id":"2106602","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G2918005304","display_name":"SWIFT: Opportunistic mm-Wave Receivers","funder_award_id":"2229535","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G7178707756","display_name":"Hardware-aware Integrated Localization and Sensing for Communication Systems","funder_award_id":"2022-03007","funder_id":"https://openalex.org/F4320322581","funder_display_name":"Vetenskapsr\u00e5det"},{"id":"https://openalex.org/G8444153854","display_name":"Localization and Sensing for Perceptive Cell-Free Networks Towards 6G","funder_award_id":"2024-04390","funder_id":"https://openalex.org/F4320322581","funder_display_name":"Vetenskapsr\u00e5det"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320322581","display_name":"Vetenskapsr\u00e5det","ror":"https://ror.org/03zttf063"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Electromagnetically":[0],"reconfigurable":[1,34],"fluid":[2],"antenna":[3,105,126],"system":[4,78],"(ER-FAS)":[5],"introduces":[6],"additional":[7],"degrees":[8],"of":[9,113,134],"freedom":[10],"in":[11,26,79,123],"the":[12,85,141,151,157,167,173,198],"electromagnetic":[13],"(EM)":[14],"domain":[15],"by":[16],"dynamically":[17],"steering":[18],"per-antenna":[19],"radiation":[20],"patterns,":[21],"thereby":[22],"enhancing":[23],"power":[24],"efficiency":[25],"wireless":[27],"links.":[28],"Unlike":[29],"prior":[30],"works":[31],"on":[32],"spatially":[33],"FAS,":[35],"which":[36,80,124],"adjust":[37],"element":[38],"positions,":[39],"ER-FAS":[40,59,83,203],"provides":[41],"direct":[42],"control":[43],"over":[44,209],"each":[45,104,125],"element's":[46],"EM":[47,114,146,170,188],"characteristics":[48],"to":[49,60,149],"realize":[50],"on-demand":[51],"beam-pattern":[52],"shaping.":[53],"While":[54],"existing":[55],"studies":[56],"have":[57],"exploited":[58],"boost":[61],"spectral":[62],"efficiency,":[63],"this":[64],"paper":[65],"explores":[66],"its":[67],"application":[68],"for":[69,165,187,202],"downlink":[70],"localization.":[71],"We":[72,94],"consider":[73,95],"a":[74,81,89,100,110,119,128,131,183],"multiple-input":[75],"single-output":[76],"(MISO)":[77],"multi-antenna":[82],"at":[84],"base":[86],"station":[87],"serves":[88],"single-antenna":[90],"user":[91],"equipment":[92],"(UE).":[93],"two":[96],"reconfigurability":[97],"paradigms:":[98],"(i)":[99],"synthesis":[101,158],"model":[102,122,175],"where":[103],"generates":[106],"desired":[107],"beampatterns":[108],"from":[109,130],"finite":[111],"set":[112,133],"basis":[115],"functions,":[116],"and":[117,145,169,181,193],"(ii)":[118],"finite-state":[120,174],"selection":[121],"selects":[127],"pattern":[129,189],"predefined":[132],"patterns.":[135],"For":[136,172],"both":[137,166],"paradigms,":[138],"we":[139,160,176],"formulate":[140],"joint":[142],"baseband":[143],"(BB)":[144],"precoder":[147],"design":[148],"minimize":[150],"UE":[152,206],"position":[153],"error":[154],"bound.":[155],"In":[156],"case":[159],"derive":[161],"low-dimensional":[162],"closed-form":[163,178],"expressions":[164],"BB":[168,179],"precoders.":[171],"obtain":[177],"structures":[180],"propose":[182],"low-complexity":[184],"block-coordinate-descent":[185],"algorithm":[186],"selection.":[190],"Analytical":[191],"bounds":[192],"extensive":[194],"simulations":[195],"show":[196],"that":[197],"proposed":[199],"hybrid":[200],"designs":[201],"substantially":[204],"improve":[205],"positioning":[207],"accuracy":[208],"traditional":[210],"non-reconfigurable":[211],"arrays.":[212]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-08-01T09:00:35.917206","created_date":"2026-03-13T00:00:00"}
