{"id":"https://openalex.org/W4399110250","doi":"https://doi.org/10.1109/tvt.2024.3406192","title":"LSTM-Based Time-Frequency Domain Channel Estimation for OTFS Modulation","display_name":"LSTM-Based Time-Frequency Domain Channel Estimation for OTFS Modulation","publication_year":2024,"publication_date":"2024-05-28","ids":{"openalex":"https://openalex.org/W4399110250","doi":"https://doi.org/10.1109/tvt.2024.3406192"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2024.3406192","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2024.3406192","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hal.science/hal-04608219v1/document","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5085087483","display_name":"Ana Fl\u00e1via dos Reis","orcid":"https://orcid.org/0000-0002-3597-9146"},"institutions":[{"id":"https://openalex.org/I71346753","display_name":"National Institute of Telecommunications","ror":"https://ror.org/0378w3a30","country_code":"BR","type":"facility","lineage":["https://openalex.org/I71346753"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Ana Fl\u00e1via dos Reis","raw_affiliation_strings":["Instituto Nacional de Telecomunicações (INATEL), Santa Rita do Sapucaí, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-3597-9146","affiliations":[{"raw_affiliation_string":"Instituto Nacional de Telecomunicações (INATEL), Santa Rita do Sapucaí, Brazil","institution_ids":["https://openalex.org/I71346753"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005959769","display_name":"Bruno S. Chang","orcid":"https://orcid.org/0000-0003-0232-7640"},"institutions":[{"id":"https://openalex.org/I1283613182","display_name":"Universidade Tecnol\u00f3gica Federal do Paran\u00e1","ror":"https://ror.org/002v2kq79","country_code":"BR","type":"education","lineage":["https://openalex.org/I1283613182"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Bruno Sens Chang","raw_affiliation_strings":["Federal University of Technology—Paraná (UTFPR), Curitiba, Brazil"],"raw_orcid":"https://orcid.org/0000-0003-0232-7640","affiliations":[{"raw_affiliation_string":"Federal University of Technology—Paraná (UTFPR), Curitiba, Brazil","institution_ids":["https://openalex.org/I1283613182"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045307244","display_name":"Yahia Medjahdi","orcid":"https://orcid.org/0000-0001-7030-1130"},"institutions":[{"id":"https://openalex.org/I205703379","display_name":"Institut Mines-T\u00e9l\u00e9com","ror":"https://ror.org/025vp2923","country_code":"FR","type":"facility","lineage":["https://openalex.org/I205703379"]},{"id":"https://openalex.org/I2279609970","display_name":"Universit\u00e9 de Lille","ror":"https://ror.org/02kzqn938","country_code":"FR","type":"education","lineage":["https://openalex.org/I2279609970"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Yahia Medjahdi","raw_affiliation_strings":["IMT Nord Europe, Institut Mines-Télécom, Centre for Digital Systems, University of Lille, Lille, France"],"raw_orcid":"https://orcid.org/0000-0001-7030-1130","affiliations":[{"raw_affiliation_string":"IMT Nord Europe, Institut Mines-Télécom, Centre for Digital Systems, University of Lille, Lille, France","institution_ids":["https://openalex.org/I205703379","https://openalex.org/I2279609970"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018047770","display_name":"Glauber Brante","orcid":"https://orcid.org/0000-0001-6006-4274"},"institutions":[{"id":"https://openalex.org/I1283613182","display_name":"Universidade Tecnol\u00f3gica Federal do Paran\u00e1","ror":"https://ror.org/002v2kq79","country_code":"BR","type":"education","lineage":["https://openalex.org/I1283613182"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Glauber Brante","raw_affiliation_strings":["Federal University of Technology—Paraná (UTFPR), Curitiba, Brazil"],"raw_orcid":"https://orcid.org/0000-0001-6006-4274","affiliations":[{"raw_affiliation_string":"Federal University of Technology—Paraná (UTFPR), Curitiba, Brazil","institution_ids":["https://openalex.org/I1283613182"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019652901","display_name":"Faouzi Bader","orcid":"https://orcid.org/0000-0002-3206-9411"},"institutions":[{"id":"https://openalex.org/I4210087059","display_name":"Technology Innovation Institute","ror":"https://ror.org/001kv2y39","country_code":"AE","type":"facility","lineage":["https://openalex.org/I4210087059"]}],"countries":["AE"],"is_corresponding":false,"raw_author_name":"Faouzi Bader","raw_affiliation_strings":["Technology Innovation Institute, Masdar City, Abu Dhabi, UAE","Technology Innovation Institute, Masdar City, Abu Dhabi, United Arab Emirates"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technology Innovation Institute, Masdar City, Abu Dhabi, UAE","institution_ids":["https://openalex.org/I4210087059"]},{"raw_affiliation_string":"Technology Innovation Institute, Masdar City, Abu Dhabi, United Arab Emirates","institution_ids":["https://openalex.org/I4210087059"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.1154,"has_fulltext":true,"cited_by_count":9,"citation_normalized_percentile":{"value":0.75124269,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":"73","issue":"10","first_page":"15049","last_page":"15060"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":1.0,"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/T11873","display_name":"PAPR reduction in OFDM","score":1.0,"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/T11248","display_name":"Advanced Power Amplifier Design","score":0.965399980545044,"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/T10232","display_name":"Optical Network Technologies","score":0.9585000276565552,"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/robustness","display_name":"Robustness (evolution)","score":0.725421667098999},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7017419934272766},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.6650702953338623},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.6606324315071106},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6595295667648315},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5248777270317078},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5062047839164734},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.5060145258903503},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.5000956058502197},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.49025920033454895},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.4865221381187439},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.38157957792282104},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.33311012387275696},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25545573234558105},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10946044325828552},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.10218557715415955},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.08363848924636841}],"concepts":[{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.725421667098999},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7017419934272766},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.6650702953338623},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.6606324315071106},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6595295667648315},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5248777270317078},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5062047839164734},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.5060145258903503},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.5000956058502197},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.49025920033454895},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.4865221381187439},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.38157957792282104},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.33311012387275696},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25545573234558105},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10946044325828552},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.10218557715415955},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.08363848924636841},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tvt.2024.3406192","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2024.3406192","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-article"},{"id":"pmh:oai:HAL:hal-04608219v1","is_oa":true,"landing_page_url":"https://hal.science/hal-04608219","pdf_url":"https://hal.science/hal-04608219v1/document","source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nd","license_id":"https://openalex.org/licenses/cc-by-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Vehicular Technology, 2024, pp.1-12. ⟨10.1109/TVT.2024.3406192⟩","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:HAL:hal-04608219v1","is_oa":true,"landing_page_url":"https://hal.science/hal-04608219","pdf_url":"https://hal.science/hal-04608219v1/document","source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nd","license_id":"https://openalex.org/licenses/cc-by-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Vehicular Technology, 2024, pp.1-12. ⟨10.1109/TVT.2024.3406192⟩","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.5199999809265137}],"awards":[{"id":"https://openalex.org/G176425008","display_name":null,"funder_award_id":"402378/2021-0","funder_id":"https://openalex.org/F4320322025","funder_display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico"},{"id":"https://openalex.org/G2760762640","display_name":null,"funder_award_id":"307226/2021-2","funder_id":"https://openalex.org/F4320322025","funder_display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico"},{"id":"https://openalex.org/G29316538","display_name":null,"funder_award_id":"(code 001)","funder_id":"https://openalex.org/F4320321091","funder_display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior"},{"id":"https://openalex.org/G8867037678","display_name":null,"funder_award_id":"402378/2021-0","funder_id":"https://openalex.org/F4320321091","funder_display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior"}],"funders":[{"id":"https://openalex.org/F4320319367","display_name":"Instituto Nacional de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/0378w3a30"},{"id":"https://openalex.org/F4320321091","display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior","ror":"https://ror.org/00x0ma614"},{"id":"https://openalex.org/F4320322025","display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico","ror":"https://ror.org/03swz6y49"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4399110250.pdf","grobid_xml":"https://content.openalex.org/works/W4399110250.grobid-xml"},"referenced_works_count":36,"referenced_works":["https://openalex.org/W1518006379","https://openalex.org/W1521591241","https://openalex.org/W2064675550","https://openalex.org/W2100133952","https://openalex.org/W2258571985","https://openalex.org/W2612254130","https://openalex.org/W2766761849","https://openalex.org/W2888002205","https://openalex.org/W2899406779","https://openalex.org/W2917549193","https://openalex.org/W2942993434","https://openalex.org/W2962951066","https://openalex.org/W2963190722","https://openalex.org/W3007865811","https://openalex.org/W3018831003","https://openalex.org/W3023769997","https://openalex.org/W3113390037","https://openalex.org/W3179436782","https://openalex.org/W3186159221","https://openalex.org/W3188554269","https://openalex.org/W3189209457","https://openalex.org/W3192880923","https://openalex.org/W4200225910","https://openalex.org/W4253550502","https://openalex.org/W4285212712","https://openalex.org/W4294576869","https://openalex.org/W4297310172","https://openalex.org/W4309596727","https://openalex.org/W4317418949","https://openalex.org/W4323338478","https://openalex.org/W4362496216","https://openalex.org/W4380451120","https://openalex.org/W4383964185","https://openalex.org/W4385945440","https://openalex.org/W6631398929","https://openalex.org/W6748268494"],"related_works":["https://openalex.org/W1947057263","https://openalex.org/W2782295999","https://openalex.org/W2162306796","https://openalex.org/W1970292246","https://openalex.org/W2016162169","https://openalex.org/W4247952185","https://openalex.org/W1895367623","https://openalex.org/W1642462315","https://openalex.org/W2015118744","https://openalex.org/W2355447608"],"abstract_inverted_index":{"Orthogonal":[0],"Time":[1],"Frequency":[2],"Space":[3],"(OTFS)":[4],"is":[5],"a":[6,72,133,142],"promising":[7],"modulation":[8],"scheme":[9],"that":[10,74],"works":[11,87],"in":[12,41,48,51,78,88,127,148,157,182],"the":[13,42,52,62,76,79,89,99,107,128,163,166,174],"delay-Doppler":[14],"(DD)":[15],"domain,":[16,44,130],"offering":[17],"resistance":[18],"to":[19,60,67,172],"frequency":[20],"selective":[21,150],"fading":[22],"and":[23,57,105,115,125,176],"time-varying":[24],"channels.":[25],"Thus,":[26],"OTFS":[27,94,179],"channel":[28,77,95,113,120,139,151],"estimation":[29,114,121,140],"assumes":[30],"great":[31],"significance":[32],"for":[33,93,155],"successful":[34],"transmission.":[35],"Typically,":[36],"it":[37],"requires":[38],"allocating":[39],"pilots":[40,126],"DD":[43],"which":[45],"often":[46],"results":[47,161],"an":[49],"increase":[50],"peak-to-average":[53],"power":[54],"ratio":[55],"(PAPR)":[56],"high":[58],"complexity":[59],"detect":[61],"received":[63],"signal.":[64],"In":[65,83],"response":[66],"these":[68],"issues,":[69],"we":[70,131],"present":[71,91,132],"solution":[73,134],"estimates":[75],"time-frequency":[80],"(TF)":[81],"domain.":[82],"addition,":[84],"although":[85],"several":[86],"literature":[90],"solutions":[92],"estimation,":[96],"few":[97],"consider":[98],"presence":[100],"of":[101,109,136,165,178],"high-power":[102],"amplifiers":[103],"(HPAs)":[104],"explain":[106],"impact":[108],"nonlinear":[110,186],"effects":[111],"on":[112,123],"system":[116],"performance.":[117],"Starting":[118],"from":[119],"based":[122],"preambles":[124],"TF":[129],"capable":[135],"obtaining":[137],"reliable":[138],"using":[141],"long":[143],"short-term":[144],"memory":[145],"(LSTM)":[146],"network":[147],"highly":[149],"conditions,":[152],"effectively":[153],"compensating":[154],"nonlinearities":[156],"signal":[158],"reception.":[159],"Our":[160],"validate":[162],"effectiveness":[164],"proposed":[167],"solution,":[168],"highlighting":[169],"its":[170],"potential":[171],"improve":[173],"performance":[175],"robustness":[177],"communication":[180],"systems":[181],"real":[183],"scenarios":[184],"with":[185],"HPA":[187],"effects.":[188]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":5}],"updated_date":"2026-08-03T07:22:36.454288","created_date":"2024-05-29T00:00:00"}