{"id":"https://openalex.org/W4405269819","doi":"https://doi.org/10.1109/twc.2024.3510935","title":"Joint Channel, Data, and Radar Parameter Estimation for AFDM Systems in Doubly-Dispersive Channels","display_name":"Joint Channel, Data, and Radar Parameter Estimation for AFDM Systems in Doubly-Dispersive Channels","publication_year":2024,"publication_date":"2024-12-11","ids":{"openalex":"https://openalex.org/W4405269819","doi":"https://doi.org/10.1109/twc.2024.3510935"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2024.3510935","is_oa":true,"landing_page_url":"https://doi.org/10.1109/twc.2024.3510935","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Transactions on Wireless Communications","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1109/twc.2024.3510935","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5093992800","display_name":"Kuranage Roche Rayan Ranasinghe","orcid":"https://orcid.org/0000-0002-6834-8877"},"institutions":[{"id":"https://openalex.org/I193619901","display_name":"Constructor University","ror":"https://ror.org/02yrs2n53","country_code":"DE","type":"education","lineage":["https://openalex.org/I193619901"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Kuranage Roche Rayan Ranasinghe","raw_affiliation_strings":["School of Computer Science and Engineering, Constructor University, Bremen, Germany","School of Computer Science and Engineering, Constructor University (previously Jacobs University Bremen), Campus Ring 1, Bremen, Germany"],"raw_orcid":"https://orcid.org/0000-0002-6834-8877","affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Constructor University, Bremen, Germany","institution_ids":["https://openalex.org/I193619901"]},{"raw_affiliation_string":"School of Computer Science and Engineering, Constructor University (previously Jacobs University Bremen), Campus Ring 1, Bremen, Germany","institution_ids":["https://openalex.org/I193619901"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026798222","display_name":"Hyeon Seok Rou","orcid":"https://orcid.org/0000-0003-3483-7629"},"institutions":[{"id":"https://openalex.org/I193619901","display_name":"Constructor University","ror":"https://ror.org/02yrs2n53","country_code":"DE","type":"education","lineage":["https://openalex.org/I193619901"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Hyeon Seok Rou","raw_affiliation_strings":["School of Computer Science and Engineering, Constructor University, Bremen, Germany","School of Computer Science and Engineering, Constructor University (previously Jacobs University Bremen), Campus Ring 1, Bremen, Germany"],"raw_orcid":"https://orcid.org/0000-0003-3483-7629","affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Constructor University, Bremen, Germany","institution_ids":["https://openalex.org/I193619901"]},{"raw_affiliation_string":"School of Computer Science and Engineering, Constructor University (previously Jacobs University Bremen), Campus Ring 1, Bremen, Germany","institution_ids":["https://openalex.org/I193619901"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042210188","display_name":"Giuseppe Thadeu Freitas de Abreu","orcid":"https://orcid.org/0000-0002-5018-8174"},"institutions":[{"id":"https://openalex.org/I193619901","display_name":"Constructor University","ror":"https://ror.org/02yrs2n53","country_code":"DE","type":"education","lineage":["https://openalex.org/I193619901"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Giuseppe Thadeu Freitas de Abreu","raw_affiliation_strings":["School of Computer Science and Engineering, Constructor University, Bremen, Germany","School of Computer Science and Engineering, Constructor University (previously Jacobs University Bremen), Campus Ring 1, Bremen, Germany"],"raw_orcid":"https://orcid.org/0000-0002-5018-8174","affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Constructor University, Bremen, Germany","institution_ids":["https://openalex.org/I193619901"]},{"raw_affiliation_string":"School of Computer Science and Engineering, Constructor University (previously Jacobs University Bremen), Campus Ring 1, Bremen, Germany","institution_ids":["https://openalex.org/I193619901"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041356552","display_name":"Takumi Takahashi","orcid":"https://orcid.org/0000-0002-5141-6247"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takumi Takahashi","raw_affiliation_strings":["Graduate School of Engineering, Osaka University, Suita, Japan"],"raw_orcid":"https://orcid.org/0000-0002-5141-6247","affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Osaka University, Suita, Japan","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085131501","display_name":"Kenta Ito","orcid":"https://orcid.org/0009-0003-4625-281X"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kenta Ito","raw_affiliation_strings":["Graduate School of Engineering, Osaka University, Suita, Japan"],"raw_orcid":"https://orcid.org/0009-0003-4625-281X","affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Osaka University, Suita, Japan","institution_ids":["https://openalex.org/I98285908"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":51.8853,"has_fulltext":false,"cited_by_count":41,"citation_normalized_percentile":{"value":0.99861305,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"24","issue":"2","first_page":"1602","last_page":"1619"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10891","display_name":"Radar Systems and Signal Processing","score":0.9912999868392944,"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/T10891","display_name":"Radar Systems and Signal Processing","score":0.9912999868392944,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9570000171661377,"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/T12146","display_name":"Power Line Communications and Noise","score":0.9200999736785889,"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/joint","display_name":"Joint (building)","score":0.7131839394569397},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6250490546226501},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5525460839271545},{"id":"https://openalex.org/keywords/estimation-theory","display_name":"Estimation theory","score":0.47937682271003723},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.4585655927658081},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3663853704929352},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3418416380882263},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.32256975769996643},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21657231450080872},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10648280382156372}],"concepts":[{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.7131839394569397},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6250490546226501},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5525460839271545},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.47937682271003723},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4585655927658081},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3663853704929352},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3418416380882263},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.32256975769996643},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21657231450080872},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10648280382156372},{"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/twc.2024.3510935","is_oa":true,"landing_page_url":"https://doi.org/10.1109/twc.2024.3510935","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Transactions on Wireless Communications","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1109/twc.2024.3510935","is_oa":true,"landing_page_url":"https://doi.org/10.1109/twc.2024.3510935","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Transactions on Wireless Communications","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","display_name":"Climate action","score":0.6700000166893005}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":67,"referenced_works":["https://openalex.org/W659307643","https://openalex.org/W1510028821","https://openalex.org/W1973902799","https://openalex.org/W1998454576","https://openalex.org/W2026933032","https://openalex.org/W2048605796","https://openalex.org/W2099936068","https://openalex.org/W2147461281","https://openalex.org/W2166670884","https://openalex.org/W2167698525","https://openalex.org/W2246213498","https://openalex.org/W2490662969","https://openalex.org/W2543631487","https://openalex.org/W2612254130","https://openalex.org/W2624494617","https://openalex.org/W2800897465","https://openalex.org/W2804269865","https://openalex.org/W2951947870","https://openalex.org/W2962951066","https://openalex.org/W2963206527","https://openalex.org/W2963817362","https://openalex.org/W2972757045","https://openalex.org/W2980141162","https://openalex.org/W2982909268","https://openalex.org/W3000460235","https://openalex.org/W3006143078","https://openalex.org/W3031056847","https://openalex.org/W3033820925","https://openalex.org/W3083286183","https://openalex.org/W3112248673","https://openalex.org/W3129749423","https://openalex.org/W3129773144","https://openalex.org/W3168470427","https://openalex.org/W3178250694","https://openalex.org/W3192857739","https://openalex.org/W3193347237","https://openalex.org/W3194620979","https://openalex.org/W3200021459","https://openalex.org/W3211231951","https://openalex.org/W4205257518","https://openalex.org/W4226168441","https://openalex.org/W4293057520","https://openalex.org/W4309263421","https://openalex.org/W4312285158","https://openalex.org/W4312369222","https://openalex.org/W4312443247","https://openalex.org/W4313886683","https://openalex.org/W4321482198","https://openalex.org/W4322576964","https://openalex.org/W4323338478","https://openalex.org/W4323520913","https://openalex.org/W4361853646","https://openalex.org/W4367044239","https://openalex.org/W4378697351","https://openalex.org/W4387068021","https://openalex.org/W4387757704","https://openalex.org/W4387869660","https://openalex.org/W4388426892","https://openalex.org/W4391021672","https://openalex.org/W4391807477","https://openalex.org/W4391944399","https://openalex.org/W4392120967","https://openalex.org/W4392910411","https://openalex.org/W4393184872","https://openalex.org/W4398199908","https://openalex.org/W4399416239","https://openalex.org/W4404787558"],"related_works":["https://openalex.org/W1996130883","https://openalex.org/W2748574964","https://openalex.org/W2888483922","https://openalex.org/W4396737233","https://openalex.org/W2367747139","https://openalex.org/W4391102217","https://openalex.org/W2566187525","https://openalex.org/W2566334511","https://openalex.org/W2367150592","https://openalex.org/W2378889330"],"abstract_inverted_index":{"We":[0],"propose":[1],"new":[2,126],"schemes":[3,46],"for":[4,49,107],"joint":[5],"channel":[6],"and":[7,11,23,35,44,81,109],"data":[8,128],"estimation":[9,14],"(JCDE)":[10],"radar":[12],"parameter":[13],"(RPE)":[15],"in":[16,55,146],"doubly-dispersive":[17,56],"channels,":[18,57],"such":[19],"that":[20,62,144],"integrated":[21],"sensing":[22],"communications":[24],"(ISAC)":[25],"is":[26,93,122,164,175],"enabled":[27],"by":[28],"user":[29],"equipment":[30],"(UE)":[31],"independently":[32],"performing":[33,39],"JCDE,":[34],"base":[36],"stations":[37],"(BSs)":[38],"RPE.":[40],"The":[41,89],"contributed":[42],"JCDE":[43,91,145],"RPE":[45,120,173],"are":[47],"designed":[48],"waveforms":[50],"known":[51],"to":[52,112,114,177],"perform":[53],"well":[54,183],"under":[58],"a":[59,96,125,133,150,166],"unified":[60],"model":[61],"captures":[63],"the":[64,119,157,162,171,179,185,193],"features":[65],"of":[66,192],"either":[67],"legacy":[68],"orthogonal":[69,76],"frequency":[70,78,84],"division":[71,85],"multiplexing":[72,86],"(OFDM),":[73],"state-of-the-art":[74],"(SotA)":[75],"time":[77],"space":[79],"(OTFS),":[80],"next-generation":[82],"affine":[83],"(AFDM)":[87],"systems.":[88],"proposed":[90,106],"algorithm":[92],"based":[94,123],"on":[95,124],"Bayesian":[97,187],"parametric":[98],"bilinear":[99],"Gaussian":[100],"belief":[101],"propagation":[102],"(PBiGaBP)":[103],"framework":[104],"first":[105],"OTFS":[108],"here":[110],"shown":[111],"apply":[113],"all":[115],"aforementioned":[116],"waveforms,":[117],"while":[118],"scheme":[121,174],"probabilistic":[127],"association":[129],"(PDA)":[130],"approach":[131],"incorporating":[132],"Bernoulli-Gaussian":[134],"denoising,":[135],"optimized":[136],"via":[137],"expectation":[138],"maximization":[139],"(EM).":[140],"Simulation":[141],"results":[142],"demonstrate":[143],"AFDM":[147],"systems":[148],"utilizing":[149],"single":[151],"pilot":[152],"per":[153],"block":[154],"significantly":[155],"outperforms":[156],"SotA":[158],"alternative":[159],"even":[160],"if":[161],"latter":[163],"granted":[165],"substantial":[167],"power":[168],"advantage.":[169],"Similarly,":[170],"AFDM-based":[172],"found":[176],"outperform":[178],"OTFS-based":[180],"approach,":[181],"as":[182,184],"sparse":[186],"learning":[188],"(SBL)":[189],"technique,":[190],"regardless":[191],"waveform":[194],"used.":[195]},"counts_by_year":[{"year":2026,"cited_by_count":7},{"year":2025,"cited_by_count":34}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
