{"id":"https://openalex.org/W2912159710","doi":"https://doi.org/10.1109/access.2019.2893952","title":"Sparse Repeated Preamble-Based Direct Current Offset and Frequency Offset Estimator in OFDM Direct Conversion Receivers","display_name":"Sparse Repeated Preamble-Based Direct Current Offset and Frequency Offset Estimator in OFDM Direct Conversion Receivers","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2912159710","doi":"https://doi.org/10.1109/access.2019.2893952","mag":"2912159710"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2893952","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2893952","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08620313.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08620313.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5048751516","display_name":"Yujie Xia","orcid":"https://orcid.org/0000-0003-3691-0658"},"institutions":[{"id":"https://openalex.org/I4210117164","display_name":"Luoyang Normal University","ror":"https://ror.org/029man787","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210117164"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yujie Xia","raw_affiliation_strings":["School of Physics and Electronic Information, Luoyang Normal University, Luoyang, China"],"raw_orcid":"https://orcid.org/0000-0003-3691-0658","affiliations":[{"raw_affiliation_string":"School of Physics and Electronic Information, Luoyang Normal University, Luoyang, China","institution_ids":["https://openalex.org/I4210117164"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5106615553","display_name":"Jianhua Cui","orcid":"https://orcid.org/0009-0008-9348-0993"},"institutions":[{"id":"https://openalex.org/I4210117164","display_name":"Luoyang Normal University","ror":"https://ror.org/029man787","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210117164"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianhua Cui","raw_affiliation_strings":["School of Physics and Electronic Information, Luoyang Normal University, Luoyang, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Physics and Electronic Information, Luoyang Normal University, Luoyang, China","institution_ids":["https://openalex.org/I4210117164"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100704556","display_name":"Junjie Zhang","orcid":"https://orcid.org/0000-0002-9258-1177"},"institutions":[{"id":"https://openalex.org/I4210117164","display_name":"Luoyang Normal University","ror":"https://ror.org/029man787","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210117164"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junjie Zhang","raw_affiliation_strings":["School of Physics and Electronic Information, Luoyang Normal University, Luoyang, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Physics and Electronic Information, Luoyang Normal University, Luoyang, China","institution_ids":["https://openalex.org/I4210117164"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4210117164"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.1168,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.41662316,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"7","issue":null,"first_page":"16043","last_page":"16050"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.9998000264167786,"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/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.9998000264167786,"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":0.9998000264167786,"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9994000196456909,"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/carrier-frequency-offset","display_name":"Carrier frequency offset","score":0.9039819240570068},{"id":"https://openalex.org/keywords/preamble","display_name":"Preamble","score":0.8921071290969849},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.8776800632476807},{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.7186377644538879},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6512762308120728},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.64133220911026},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.500239372253418},{"id":"https://openalex.org/keywords/offset","display_name":"Offset (computer science)","score":0.4609295725822449},{"id":"https://openalex.org/keywords/dc-bias","display_name":"DC bias","score":0.4586595892906189},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.42574232816696167},{"id":"https://openalex.org/keywords/frequency-offset","display_name":"Frequency offset","score":0.3986215591430664},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3519378900527954},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21473422646522522},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16190105676651},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1469256579875946},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.0768129825592041},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.06561881303787231}],"concepts":[{"id":"https://openalex.org/C2776108382","wikidata":"https://www.wikidata.org/wiki/Q25111451","display_name":"Carrier frequency offset","level":5,"score":0.9039819240570068},{"id":"https://openalex.org/C2780691134","wikidata":"https://www.wikidata.org/wiki/Q1129448","display_name":"Preamble","level":3,"score":0.8921071290969849},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.8776800632476807},{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.7186377644538879},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6512762308120728},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.64133220911026},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.500239372253418},{"id":"https://openalex.org/C175291020","wikidata":"https://www.wikidata.org/wiki/Q1156822","display_name":"Offset (computer science)","level":2,"score":0.4609295725822449},{"id":"https://openalex.org/C88682704","wikidata":"https://www.wikidata.org/wiki/Q2907415","display_name":"DC bias","level":3,"score":0.4586595892906189},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.42574232816696167},{"id":"https://openalex.org/C49319798","wikidata":"https://www.wikidata.org/wiki/Q5502874","display_name":"Frequency offset","level":4,"score":0.3986215591430664},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3519378900527954},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21473422646522522},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16190105676651},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1469256579875946},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0768129825592041},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.06561881303787231},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.0},{"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/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2019.2893952","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2893952","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08620313.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:7b98171c6aed4d9ba2382aa98ee60a6f","is_oa":true,"landing_page_url":"https://doaj.org/article/7b98171c6aed4d9ba2382aa98ee60a6f","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 7, Pp 16043-16050 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2893952","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2893952","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08620313.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.5799999833106995,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2912159710.pdf","grobid_xml":"https://content.openalex.org/works/W2912159710.grobid-xml"},"referenced_works_count":22,"referenced_works":["https://openalex.org/W1505967849","https://openalex.org/W1978099564","https://openalex.org/W1979640193","https://openalex.org/W1983517219","https://openalex.org/W1983822926","https://openalex.org/W2013985157","https://openalex.org/W2073529692","https://openalex.org/W2100216465","https://openalex.org/W2101523657","https://openalex.org/W2113373327","https://openalex.org/W2116219878","https://openalex.org/W2121690349","https://openalex.org/W2130574919","https://openalex.org/W2134300254","https://openalex.org/W2137465122","https://openalex.org/W2138123785","https://openalex.org/W2142197802","https://openalex.org/W2163836285","https://openalex.org/W2164153974","https://openalex.org/W2169230938","https://openalex.org/W4241709719","https://openalex.org/W6678183429"],"related_works":["https://openalex.org/W2606162559","https://openalex.org/W2033692824","https://openalex.org/W2574894588","https://openalex.org/W1976817570","https://openalex.org/W2119140475","https://openalex.org/W2004910035","https://openalex.org/W2463570369","https://openalex.org/W2122124862","https://openalex.org/W2010378487","https://openalex.org/W2155572290"],"abstract_inverted_index":{"Direct":[0],"conversion":[1],"receiver":[2],"(DCR)":[3],"architecture":[4],"has":[5],"drawn":[6],"considerable":[7],"attention":[8],"in":[9,49,58,90,112,131],"orthogonal":[10],"frequency-division":[11],"multiplexing":[12],"(OFDM)":[13],"systems.":[14],"However,":[15],"OFDM":[16,50],"DCRs":[17,51],"are":[18],"sensitive":[19],"to":[20,42],"non-ideal":[21],"front-end":[22],"effects":[23],"and":[24,31,45,66,143],"suffer":[25],"from":[26],"direct":[27],"current":[28],"offset":[29,34],"(DCO)":[30],"carrier":[32],"frequency":[33,92,133],"(CFO).":[35],"In":[36,61],"this":[37],"paper,":[38],"a":[39,74,95],"novel":[40,96],"method":[41,79],"estimate":[43],"DCO":[44,67,77,103,115,144],"CFO":[46,65,97,129,142],"is":[47,80,104],"presented":[48,105],"by":[52,82],"exploring":[53],"the":[54,59,62,84,88,91,102,108,114,119,123,132,140],"sparse":[55,85],"symbols":[56],"embedded":[57],"preamble.":[60],"proposed":[63,81,141],"method,":[64],"estimations":[68],"can":[69,146],"be":[70],"easily":[71],"decoupled.":[72],"Next,":[73],"robust":[75],"low-complexity":[76],"estimation":[78,98],"using":[83],"properties":[86],"of":[87,101],"preamble":[89,110,125],"domain.":[93,134],"Moreover,":[94],"scheme":[99],"independent":[100],"based":[106],"on":[107,118],"repeated":[109],"structure":[111],"which":[113],"component":[116],"focuses":[117],"DC":[120],"subcarrier":[121],"when":[122],"received":[124],"signal":[126],"was":[127],"not":[128],"compensated":[130],"The":[135],"simulation":[136],"results":[137],"show":[138],"that":[139],"estimators":[145],"achieve":[147],"better":[148],"performance":[149],"than":[150],"any":[151],"available":[152],"methods.":[153]},"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}