{"id":"https://openalex.org/W4413980149","doi":"https://doi.org/10.1109/spawc66079.2025.11143499","title":"Spectrally Precoded OTFS: Delay-Doppler Detection","display_name":"Spectrally Precoded OTFS: Delay-Doppler Detection","publication_year":2025,"publication_date":"2025-07-07","ids":{"openalex":"https://openalex.org/W4413980149","doi":"https://doi.org/10.1109/spawc66079.2025.11143499"},"language":"en","primary_location":{"id":"doi:10.1109/spawc66079.2025.11143499","is_oa":false,"landing_page_url":"https://doi.org/10.1109/spawc66079.2025.11143499","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE 26th International Workshop on Signal Processing and Artificial Intelligence for Wireless Communications (SPAWC)","raw_type":"proceedings-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/A5117490734","display_name":"Vahid Vahidpour","orcid":null},"institutions":[{"id":"https://openalex.org/I6289922","display_name":"Universidade de Vigo","ror":"https://ror.org/05rdf8595","country_code":"ES","type":"education","lineage":["https://openalex.org/I6289922"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Vahid Vahidpour","raw_affiliation_strings":["Universidade de Vigo,atlanTTic Research Center,Vigo,Spain"],"affiliations":[{"raw_affiliation_string":"Universidade de Vigo,atlanTTic Research Center,Vigo,Spain","institution_ids":["https://openalex.org/I6289922"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024211632","display_name":"Roberto L\u00f3pez-Valcarce","orcid":"https://orcid.org/0000-0003-2876-4099"},"institutions":[{"id":"https://openalex.org/I6289922","display_name":"Universidade de Vigo","ror":"https://ror.org/05rdf8595","country_code":"ES","type":"education","lineage":["https://openalex.org/I6289922"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Roberto L\u00f3pez-Valcarce","raw_affiliation_strings":["Universidade de Vigo,atlanTTic Research Center,Vigo,Spain"],"affiliations":[{"raw_affiliation_string":"Universidade de Vigo,atlanTTic Research Center,Vigo,Spain","institution_ids":["https://openalex.org/I6289922"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5117490734"],"corresponding_institution_ids":["https://openalex.org/I6289922"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.43961493,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10924","display_name":"Cardiovascular Health and Disease Prevention","score":0.9772999882698059,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10924","display_name":"Cardiovascular Health and Disease Prevention","score":0.9772999882698059,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9700999855995178,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10205","display_name":"Advanced Fiber Optic Sensors","score":0.90420001745224,"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/doppler-effect","display_name":"Doppler effect","score":0.49339285492897034},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.46112579107284546},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.17021065950393677}],"concepts":[{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.49339285492897034},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.46112579107284546},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.17021065950393677},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/spawc66079.2025.11143499","is_oa":false,"landing_page_url":"https://doi.org/10.1109/spawc66079.2025.11143499","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE 26th International Workshop on Signal Processing and Artificial Intelligence for Wireless Communications (SPAWC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W1972796711","https://openalex.org/W2073150614","https://openalex.org/W2109070209","https://openalex.org/W2115507986","https://openalex.org/W2142853082","https://openalex.org/W2587342861","https://openalex.org/W2612254130","https://openalex.org/W2899406779","https://openalex.org/W2962951066","https://openalex.org/W2963961909","https://openalex.org/W2978825329","https://openalex.org/W3015627070","https://openalex.org/W3037158045","https://openalex.org/W3099350037","https://openalex.org/W3106791031","https://openalex.org/W3189209457","https://openalex.org/W4285172037","https://openalex.org/W4296339014","https://openalex.org/W4317418736","https://openalex.org/W4391092819","https://openalex.org/W4403126012","https://openalex.org/W4410228715"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"Similarly":[0],"to":[1,24,97],"other":[2],"multicarrier-based":[3],"schemes,":[4],"orthogonal":[5],"time-frequency":[6,34],"space":[7],"(OTFS)":[8],"modulation":[9,104],"suffers":[10],"from":[11],"high":[12],"out-of-band":[13],"radiation":[14],"(OBR)":[15],"causing":[16],"adjacent":[17],"channel":[18],"interference.":[19],"Although":[20],"it":[21],"is":[22,37],"possible":[23],"apply":[25],"well-known":[26],"techniques":[27],"such":[28],"as":[29],"spectral":[30],"precoding":[31,102],"in":[32,46],"the":[33,44,55,86],"domain,":[35],"which":[36],"effective":[38],"toward":[39],"OBR":[40,91],"reduction,":[41],"for":[42,66,79],"OTFS":[43,69],"impact":[45],"terms":[47],"of":[48],"bit":[49],"error":[50],"rate":[51],"(BER)":[52],"degradation":[53],"at":[54],"receiver":[56],"can":[57],"be":[58],"significant.":[59],"We":[60],"enhance":[61],"maximum":[62],"ratio":[63],"combining":[64],"detection":[65],"spectrally":[67],"precoded":[68],"by":[70],"introducing":[71],"an":[72],"iterative":[73],"delay-Doppler":[74],"domain":[75],"scheme":[76],"specifically":[77],"designed":[78],"this":[80],"setting.":[81],"Simulation":[82],"results":[83],"show":[84],"that":[85],"proposed":[87],"approach":[88],"significantly":[89],"reduces":[90],"and":[92,106],"improves":[93],"BER":[94],"performance":[95],"compared":[96],"state-of-the-art":[98],"detectors":[99],"across":[100],"various":[101],"methods,":[103],"orders,":[105],"frame":[107],"sizes.":[108]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
