{"id":"https://openalex.org/W1965281974","doi":"https://doi.org/10.1109/ispacs.2014.7024417","title":"IQ imbalance and carrier frequency offset compensation schemes for TFI-OFDM","display_name":"IQ imbalance and carrier frequency offset compensation schemes for TFI-OFDM","publication_year":2014,"publication_date":"2014-12-01","ids":{"openalex":"https://openalex.org/W1965281974","doi":"https://doi.org/10.1109/ispacs.2014.7024417","mag":"1965281974"},"language":"en","primary_location":{"id":"doi:10.1109/ispacs.2014.7024417","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ispacs.2014.7024417","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5102010907","display_name":"H. Oka","orcid":"https://orcid.org/0000-0003-1090-3126"},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hikaru Oka","raw_affiliation_strings":["Graduate School of Engineering, Chiba University, Chiba, Japan","Graduate school of Engineering, Chiba University, 1-33, Yayoi, Inage, 263-0022, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Chiba University, Chiba, Japan","institution_ids":["https://openalex.org/I159385669"]},{"raw_affiliation_string":"Graduate school of Engineering, Chiba University, 1-33, Yayoi, Inage, 263-0022, Japan","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108759844","display_name":"Chang-Jun Ahn","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Chang-Jun Ahn","raw_affiliation_strings":["Graduate School of Engineering, Chiba University, Chiba, Japan","Graduate school of Engineering, Chiba University, 1-33, Yayoi, Inage, 263-0022, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Chiba University, Chiba, Japan","institution_ids":["https://openalex.org/I159385669"]},{"raw_affiliation_string":"Graduate school of Engineering, Chiba University, 1-33, Yayoi, Inage, 263-0022, Japan","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110517172","display_name":"Tatsuya Omori","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tatsuya Omori","raw_affiliation_strings":["Graduate School of Engineering, Chiba University, Chiba, Japan","Graduate school of Engineering, Chiba University, 1-33, Yayoi, Inage, 263-0022, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Chiba University, Chiba, Japan","institution_ids":["https://openalex.org/I159385669"]},{"raw_affiliation_string":"Graduate school of Engineering, Chiba University, 1-33, Yayoi, Inage, 263-0022, Japan","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5087389043","display_name":"Ken-ya Hashimoto","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ken-ya Hashimoto","raw_affiliation_strings":["Graduate School of Engineering, Chiba University, Chiba, Japan","Graduate school of Engineering, Chiba University, 1-33, Yayoi, Inage, 263-0022, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Chiba University, Chiba, Japan","institution_ids":["https://openalex.org/I159385669"]},{"raw_affiliation_string":"Graduate school of Engineering, Chiba University, 1-33, Yayoi, Inage, 263-0022, Japan","institution_ids":["https://openalex.org/I159385669"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I159385669"],"apc_list":null,"apc_paid":null,"fwci":0.4079,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.46582446,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"017","last_page":"022"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11248","display_name":"Advanced Power Amplifier Design","score":0.9986000061035156,"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/T11248","display_name":"Advanced Power Amplifier Design","score":0.9986000061035156,"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":0.9984999895095825,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9962999820709229,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.9402365684509277},{"id":"https://openalex.org/keywords/carrier-frequency-offset","display_name":"Carrier frequency offset","score":0.9388986825942993},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6402049660682678},{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.5859565734863281},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.45245346426963806},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.451121062040329},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3388238549232483},{"id":"https://openalex.org/keywords/frequency-offset","display_name":"Frequency offset","score":0.3144027888774872},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2534221112728119}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.9402365684509277},{"id":"https://openalex.org/C2776108382","wikidata":"https://www.wikidata.org/wiki/Q25111451","display_name":"Carrier frequency offset","level":5,"score":0.9388986825942993},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6402049660682678},{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.5859565734863281},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.45245346426963806},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.451121062040329},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3388238549232483},{"id":"https://openalex.org/C49319798","wikidata":"https://www.wikidata.org/wiki/Q5502874","display_name":"Frequency offset","level":4,"score":0.3144027888774872},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2534221112728119}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ispacs.2014.7024417","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ispacs.2014.7024417","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8600000143051147}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1974733725","https://openalex.org/W1977964777","https://openalex.org/W2011556349","https://openalex.org/W2032021089","https://openalex.org/W2033037738","https://openalex.org/W2041385165","https://openalex.org/W2048506363","https://openalex.org/W2050722846","https://openalex.org/W2067718323","https://openalex.org/W2113373327","https://openalex.org/W2118739141","https://openalex.org/W2119857453","https://openalex.org/W2121101440","https://openalex.org/W2142266239","https://openalex.org/W2149587304","https://openalex.org/W2152023985","https://openalex.org/W6662413121"],"related_works":["https://openalex.org/W2181352736","https://openalex.org/W2164367930","https://openalex.org/W4385774821","https://openalex.org/W2119140475","https://openalex.org/W1965281974","https://openalex.org/W2161400403","https://openalex.org/W2183273440","https://openalex.org/W2041671350","https://openalex.org/W2539608886","https://openalex.org/W2811018130"],"abstract_inverted_index":{"A":[0],"direct-conversion":[1],"receiver":[2],"(DCR)":[3],"can":[4,117,134,150,164],"reduce":[5],"the":[6,50,58,87,95,104,109,112,123,128,131,145,158,161,177],"power":[7,133],"consumption":[8],"and":[9,25,41,54,93,99,127,168,170],"cost.":[10],"However,":[11,45],"a":[12,173],"DCR":[13],"in":[14,43,122],"Orthogonal":[15],"frequency":[16],"division":[17],"multiplexing":[18],"(OFDM)":[19],"systems":[20],"suffer":[21],"from":[22],"IQ":[23,39,52,97,120,154,166],"imbalance":[24,40,53,98,121,155,167],"Carrier":[26],"Frequency":[27],"Offset":[28],"(CFO).":[29],"Until":[30],"this":[31,82],"time,":[32],"many":[33],"algorithms":[34],"are":[35],"proposed":[36,67,105,162],"to":[37,68],"compensate":[38,171],"CFO":[42,55,100,152,169],"OFDM.":[44],"it":[46],"is":[47],"insufficient":[48],"for":[49],"joint":[51],"estimation.":[56,156],"On":[57],"other":[59],"hand,":[60],"timefrequency":[61],"interferometry-OFDM":[62],"(TFI-OFDM)":[63],"system":[64],"has":[65],"been":[66],"achieve":[69],"an":[70,119],"accurate":[71],"channel":[72,88],"identification":[73,89],"property":[74,90],"with":[75],"small":[76],"number":[77],"of":[78,91,111,125,130,144,176],"pilot":[79,114,147],"symbols.":[80],"In":[81,103],"paper,":[83],"we":[84,116,149],"focus":[85],"on":[86],"TFI-OFDM":[92],"propose":[94],"novel":[96],"estimation":[101],"schemes.":[102],"system,":[106],"by":[107,137,141],"using":[108,142],"feature":[110],"TFI":[113,146],"symbols,":[115,148],"identify":[118],"presence":[124],"CFO,":[126],"influence":[129],"noise":[132],"be":[135],"mitigated":[136],"subcarrier":[138],"selection.":[139],"Moreover,":[140],"autocorrelation":[143],"estimate":[151,165],"after":[153],"From":[157],"simulation":[159],"results,":[160],"scheme":[163],"without":[172],"significant":[174],"degradation":[175],"BER":[178],"performance.":[179]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
