{"id":"https://openalex.org/W4400276400","doi":"https://doi.org/10.1109/wcnc57260.2024.10571184","title":"Time and Frequency Offset Estimation and Intercarrier Interference Cancellation for AFDM Systems","display_name":"Time and Frequency Offset Estimation and Intercarrier Interference Cancellation for AFDM Systems","publication_year":2024,"publication_date":"2024-04-21","ids":{"openalex":"https://openalex.org/W4400276400","doi":"https://doi.org/10.1109/wcnc57260.2024.10571184"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc57260.2024.10571184","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc57260.2024.10571184","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 IEEE Wireless Communications and Networking Conference (WCNC)","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/A5014757499","display_name":"Yuankun Tang","orcid":"https://orcid.org/0000-0001-5762-1201"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yuankun Tang","raw_affiliation_strings":["School of Electronic and Information Engineering, South China University of Technology,China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology,China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035947226","display_name":"Anjie Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Anjie Zhang","raw_affiliation_strings":["School of Electronic and Information Engineering, South China University of Technology,China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology,China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065457510","display_name":"Miaowen Wen","orcid":"https://orcid.org/0000-0002-9638-7048"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Miaowen Wen","raw_affiliation_strings":["School of Electronic and Information Engineering, South China University of Technology,China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology,China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001359020","display_name":"Yu Huang","orcid":"https://orcid.org/0000-0002-9062-6239"},"institutions":[{"id":"https://openalex.org/I37987034","display_name":"Guangzhou University","ror":"https://ror.org/05ar8rn06","country_code":"CN","type":"education","lineage":["https://openalex.org/I37987034"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Huang","raw_affiliation_strings":["School of Electronics and Communication Engineering, Guangzhou University,China"],"affiliations":[{"raw_affiliation_string":"School of Electronics and Communication Engineering, Guangzhou University,China","institution_ids":["https://openalex.org/I37987034"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013766144","display_name":"Fei Ji","orcid":"https://orcid.org/0000-0003-1549-3322"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fei Ji","raw_affiliation_strings":["School of Electronic and Information Engineering, South China University of Technology,China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, South China University of Technology,China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080664346","display_name":"Jinming Wen","orcid":"https://orcid.org/0000-0002-8181-0958"},"institutions":[{"id":"https://openalex.org/I34949971","display_name":"University of Jinan","ror":"https://ror.org/02mjz6f26","country_code":"CN","type":"education","lineage":["https://openalex.org/I34949971"]},{"id":"https://openalex.org/I159948400","display_name":"Jinan University","ror":"https://ror.org/02xe5ns62","country_code":"CN","type":"education","lineage":["https://openalex.org/I159948400"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinming Wen","raw_affiliation_strings":["Jinan University,Department of Information Science and Technology,China"],"affiliations":[{"raw_affiliation_string":"Jinan University,Department of Information Science and Technology,China","institution_ids":["https://openalex.org/I34949971","https://openalex.org/I159948400"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5014757499"],"corresponding_institution_ids":["https://openalex.org/I90610280"],"apc_list":null,"apc_paid":null,"fwci":1.3347,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.80531028,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":0.9991999864578247,"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":0.9991999864578247,"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/T10767","display_name":"Advanced Photonic Communication Systems","score":0.996399998664856,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9962000250816345,"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/offset","display_name":"Offset (computer science)","score":0.6550669074058533},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5597173571586609},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5408341288566589},{"id":"https://openalex.org/keywords/frequency-offset","display_name":"Frequency offset","score":0.4952367842197418},{"id":"https://openalex.org/keywords/estimation","display_name":"Estimation","score":0.43483108282089233},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.28894495964050293},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.25285202264785767},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1587519645690918}],"concepts":[{"id":"https://openalex.org/C175291020","wikidata":"https://www.wikidata.org/wiki/Q1156822","display_name":"Offset (computer science)","level":2,"score":0.6550669074058533},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5597173571586609},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5408341288566589},{"id":"https://openalex.org/C49319798","wikidata":"https://www.wikidata.org/wiki/Q5502874","display_name":"Frequency offset","level":4,"score":0.4952367842197418},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.43483108282089233},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.28894495964050293},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.25285202264785767},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1587519645690918},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcnc57260.2024.10571184","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc57260.2024.10571184","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 IEEE Wireless Communications and Networking Conference (WCNC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5773916682","display_name":null,"funder_award_id":"2023YFB2904500","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W2060645924","https://openalex.org/W2119857453","https://openalex.org/W2132305759","https://openalex.org/W2612254130","https://openalex.org/W2768682477","https://openalex.org/W2962951066","https://openalex.org/W2963030992","https://openalex.org/W2963575432","https://openalex.org/W3126350314","https://openalex.org/W3178250694","https://openalex.org/W4221158637","https://openalex.org/W4226530007","https://openalex.org/W4309263421","https://openalex.org/W4311413988","https://openalex.org/W4361853646","https://openalex.org/W4380607233"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2355410874","https://openalex.org/W2381536890","https://openalex.org/W2566723838","https://openalex.org/W3199890592","https://openalex.org/W2069462490"],"abstract_inverted_index":{"Affine":[0],"frequency":[1,35,53,106,127],"division":[2],"multiplexing":[3],"(AFDM)":[4],"is":[5,41],"an":[6],"emerging":[7],"multicarrier":[8],"waveform":[9],"that":[10],"offers":[11],"a":[12,110],"potential":[13],"solution":[14],"for":[15,37,113,135],"achieving":[16],"reliable":[17],"communications":[18],"over":[19],"time-varying":[20],"channels.":[21],"This":[22],"paper":[23],"proposes":[24],"two":[25],"maximum-likelihood":[26],"(ML)":[27],"estimators":[28,76],"of":[29,59,121],"symbol":[30],"time":[31,50,124],"offset":[32,36,54,128],"and":[33,51,125,131],"carrier":[34,52,126],"AFDM":[38,88,114,136],"systems.":[39,115,137],"One":[40],"called":[42],"joint":[43],"ML":[44,68],"estimator,":[45],"which":[46],"evaluates":[47],"the":[48,57,64,72,78,83,99,104,119,122,132],"arrival":[49],"by":[55],"comparing":[56],"correlations":[58],"samples.":[60],"Moreover,":[61],"we":[62,108],"propose":[63],"other":[65],"so-called":[66],"stepwise":[67],"estimator":[69],"to":[70],"reduce":[71],"complexity.":[73],"Both":[74],"proposed":[75,123],"exploit":[77],"redundant":[79],"information":[80],"contained":[81],"within":[82],"chirp-periodic":[84],"prefix":[85],"inherent":[86],"in":[87],"symbols,":[89],"thus":[90],"dispensing":[91],"with":[92],"any":[93],"additional":[94],"pilots.":[95],"To":[96],"further":[97],"mitigate":[98],"intercarrier":[100],"interference":[101],"resulting":[102],"from":[103],"residual":[105],"offset,":[107],"design":[109],"mirror-mapping-based":[111,133],"scheme":[112],"Numerical":[116],"results":[117],"verify":[118],"effectiveness":[120],"estimation":[129],"criteria":[130],"modulation":[134]},"counts_by_year":[{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":1}],"updated_date":"2025-12-26T23:08:49.675405","created_date":"2025-10-10T00:00:00"}