{"id":"https://openalex.org/W2021075047","doi":"https://doi.org/10.1109/icc.2004.1312948","title":"Estimation and compensation of frequency offset in DAC/ADC clocks in OFDM systems","display_name":"Estimation and compensation of frequency offset in DAC/ADC clocks in OFDM systems","publication_year":2004,"publication_date":"2004-01-01","ids":{"openalex":"https://openalex.org/W2021075047","doi":"https://doi.org/10.1109/icc.2004.1312948","mag":"2021075047"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2004.1312948","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2004.1312948","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 IEEE International Conference on Communications (IEEE Cat. No.04CH37577)","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/A5012977966","display_name":"H. Shafiee","orcid":"https://orcid.org/0000-0002-0853-1864"},"institutions":[{"id":"https://openalex.org/I23946033","display_name":"University of Tehran","ror":"https://ror.org/05vf56z40","country_code":"IR","type":"education","lineage":["https://openalex.org/I23946033"]}],"countries":["IR"],"is_corresponding":true,"raw_author_name":"H. Shafiee","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Tehran, Tehran, Iran","Dept. of Electr. & Electron. Eng., Tehran Univ., Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Tehran, Tehran, Iran","institution_ids":["https://openalex.org/I23946033"]},{"raw_affiliation_string":"Dept. of Electr. & Electron. Eng., Tehran Univ., Iran","institution_ids":["https://openalex.org/I23946033"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086477455","display_name":"B. Nourani","orcid":null},"institutions":[{"id":"https://openalex.org/I23946033","display_name":"University of Tehran","ror":"https://ror.org/05vf56z40","country_code":"IR","type":"education","lineage":["https://openalex.org/I23946033"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"B. Nourani","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Tehran, Tehran, Iran","Dept. of Electr. & Electron. Eng., Tehran Univ., Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Tehran, Tehran, Iran","institution_ids":["https://openalex.org/I23946033"]},{"raw_affiliation_string":"Dept. of Electr. & Electron. Eng., Tehran Univ., Iran","institution_ids":["https://openalex.org/I23946033"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5028268495","display_name":"M. Khoshgard","orcid":null},"institutions":[{"id":"https://openalex.org/I23946033","display_name":"University of Tehran","ror":"https://ror.org/05vf56z40","country_code":"IR","type":"education","lineage":["https://openalex.org/I23946033"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"M. Khoshgard","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Tehran, Tehran, Iran","Dept. of Electr. & Electron. Eng., Tehran Univ., Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Tehran, Tehran, Iran","institution_ids":["https://openalex.org/I23946033"]},{"raw_affiliation_string":"Dept. of Electr. & Electron. Eng., Tehran Univ., Iran","institution_ids":["https://openalex.org/I23946033"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5012977966"],"corresponding_institution_ids":["https://openalex.org/I23946033"],"apc_list":null,"apc_paid":null,"fwci":0.678,"has_fulltext":false,"cited_by_count":38,"citation_normalized_percentile":{"value":0.71592831,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"2397","last_page":"2401 Vol.4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.9998999834060669,"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/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.9998999834060669,"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/T11697","display_name":"Numerical Methods and Algorithms","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"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":0.8234997987747192},{"id":"https://openalex.org/keywords/frequency-offset","display_name":"Frequency offset","score":0.7335901260375977},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.6955331563949585},{"id":"https://openalex.org/keywords/converters","display_name":"Converters","score":0.6091500520706177},{"id":"https://openalex.org/keywords/carrier-frequency-offset","display_name":"Carrier frequency offset","score":0.5910839438438416},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5812935829162598},{"id":"https://openalex.org/keywords/offset","display_name":"Offset (computer science)","score":0.5662363767623901},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5462687611579895},{"id":"https://openalex.org/keywords/compensation","display_name":"Compensation (psychology)","score":0.4686799645423889},{"id":"https://openalex.org/keywords/phase-compensation","display_name":"Phase compensation","score":0.45930373668670654},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.3242638111114502},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.31439539790153503},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.27052876353263855},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2673872709274292},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.21224460005760193},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.0749463438987732}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.8234997987747192},{"id":"https://openalex.org/C49319798","wikidata":"https://www.wikidata.org/wiki/Q5502874","display_name":"Frequency offset","level":4,"score":0.7335901260375977},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.6955331563949585},{"id":"https://openalex.org/C2778422915","wikidata":"https://www.wikidata.org/wiki/Q10302051","display_name":"Converters","level":3,"score":0.6091500520706177},{"id":"https://openalex.org/C2776108382","wikidata":"https://www.wikidata.org/wiki/Q25111451","display_name":"Carrier frequency offset","level":5,"score":0.5910839438438416},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5812935829162598},{"id":"https://openalex.org/C175291020","wikidata":"https://www.wikidata.org/wiki/Q1156822","display_name":"Offset (computer science)","level":2,"score":0.5662363767623901},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5462687611579895},{"id":"https://openalex.org/C2780023022","wikidata":"https://www.wikidata.org/wiki/Q1338171","display_name":"Compensation (psychology)","level":2,"score":0.4686799645423889},{"id":"https://openalex.org/C2984249346","wikidata":"https://www.wikidata.org/wiki/Q185553","display_name":"Phase compensation","level":3,"score":0.45930373668670654},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.3242638111114502},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.31439539790153503},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.27052876353263855},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2673872709274292},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.21224460005760193},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.0749463438987732},{"id":"https://openalex.org/C11171543","wikidata":"https://www.wikidata.org/wiki/Q41630","display_name":"Psychoanalysis","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc.2004.1312948","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2004.1312948","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 IEEE International Conference on Communications (IEEE Cat. No.04CH37577)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5099999904632568,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W1492221128","https://openalex.org/W1551517259","https://openalex.org/W1999542175","https://openalex.org/W2044829853","https://openalex.org/W2798333393","https://openalex.org/W4233107900"],"related_works":["https://openalex.org/W2181352736","https://openalex.org/W2164367930","https://openalex.org/W4385774821","https://openalex.org/W1965281974","https://openalex.org/W2161400403","https://openalex.org/W24185419","https://openalex.org/W2183273440","https://openalex.org/W2539608886","https://openalex.org/W2811018130","https://openalex.org/W2141013412"],"abstract_inverted_index":{"A":[0],"frequency":[1,34,73,139],"offset":[2,35,74],"between":[3],"the":[4,7,11,14,18,23,33,51,54,59,68,79,129],"clocks":[5],"in":[6,10,17,83,93],"digital-to-analog-converters":[8],"(DAC's)":[9],"transmitter":[12],"and":[13,98],"analog-to-digital-converters":[15],"(ADC's)":[16],"receiver":[19],"would":[20],"severely":[21],"impact":[22],"performance":[24],"of":[25,32,46,53,70,138],"an":[26,47,65,106],"OFDM":[27,48,85,107],"communication":[28,108],"system.":[29],"The":[30,87,100],"effect":[31],"can":[36],"be":[37],"approximated":[38],"as":[39],"a":[40,72],"phase":[41,89],"rotation":[42,55],"for":[43,67,91,119],"each":[44,84],"sample":[45],"symbol,":[49],"where":[50],"amount":[52],"is":[56,75,103],"proportional":[57],"to":[58],"sub-channel":[60],"index.":[61],"In":[62],"this":[63],"paper,":[64],"algorithm":[66,102,130],"compensation":[69],"such":[71],"proposed":[76,101],"which":[77],"uses":[78],"pilot":[80],"tones":[81],"present":[82],"symbol.":[86],"required":[88],"corrections":[90],"samples":[92],"all":[94],"sub-carriers":[95],"are":[96,112],"determined":[97],"applied.":[99],"tested":[104],"on":[105,115],"system":[109],"whose":[110],"parameters":[111],"selected":[113],"based":[114],"IEEE":[116],"802.11a":[117],"standard":[118],"wireless":[120],"local":[121],"area":[122],"networks":[123],"(WLAN).":[124],"Simulation":[125],"results":[126],"show":[127],"that":[128],"works":[131],"quite":[132],"effectively":[133],"even":[134],"with":[135],"large":[136],"amounts":[137],"offsets.":[140]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":7},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-05-11T08:15:01.531666","created_date":"2025-10-10T00:00:00"}