{"id":"https://openalex.org/W2041003787","doi":"https://doi.org/10.1109/vetecs.2012.6240325","title":"Enhanced DFT-Based Channel Estimation for LTE Uplink","display_name":"Enhanced DFT-Based Channel Estimation for LTE Uplink","publication_year":2012,"publication_date":"2012-05-01","ids":{"openalex":"https://openalex.org/W2041003787","doi":"https://doi.org/10.1109/vetecs.2012.6240325","mag":"2041003787"},"language":"en","primary_location":{"id":"doi:10.1109/vetecs.2012.6240325","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2012.6240325","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE 75th Vehicular Technology Conference (VTC Spring)","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/A5109117848","display_name":"Meilong Jiang","orcid":null},"institutions":[{"id":"https://openalex.org/I20089843","display_name":"Princeton University","ror":"https://ror.org/00hx57361","country_code":"US","type":"education","lineage":["https://openalex.org/I20089843"]},{"id":"https://openalex.org/I4210107353","display_name":"NEC (United States)","ror":"https://ror.org/01v791m31","country_code":"US","type":"company","lineage":["https://openalex.org/I118347220","https://openalex.org/I4210107353"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Meilong Jiang","raw_affiliation_strings":["Mobile Communications and Networking, NEC Laboratories of America, Inc., USA","Mobile Commun. & Networking, NEC Labs. America, Princeton, NY, USA"],"affiliations":[{"raw_affiliation_string":"Mobile Communications and Networking, NEC Laboratories of America, Inc., USA","institution_ids":["https://openalex.org/I4210107353"]},{"raw_affiliation_string":"Mobile Commun. & Networking, NEC Labs. America, Princeton, NY, USA","institution_ids":["https://openalex.org/I20089843"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113601291","display_name":"Guosen Yue","orcid":null},"institutions":[{"id":"https://openalex.org/I20089843","display_name":"Princeton University","ror":"https://ror.org/00hx57361","country_code":"US","type":"education","lineage":["https://openalex.org/I20089843"]},{"id":"https://openalex.org/I4210107353","display_name":"NEC (United States)","ror":"https://ror.org/01v791m31","country_code":"US","type":"company","lineage":["https://openalex.org/I118347220","https://openalex.org/I4210107353"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Guosen Yue","raw_affiliation_strings":["Mobile Communications and Networking, NEC Laboratories of America, Inc., USA","Mobile Commun. & Networking, NEC Labs. America, Princeton, NY, USA"],"affiliations":[{"raw_affiliation_string":"Mobile Communications and Networking, NEC Laboratories of America, Inc., USA","institution_ids":["https://openalex.org/I4210107353"]},{"raw_affiliation_string":"Mobile Commun. & Networking, NEC Labs. America, Princeton, NY, USA","institution_ids":["https://openalex.org/I20089843"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030412310","display_name":"Narayan Prasad","orcid":"https://orcid.org/0000-0002-1105-2370"},"institutions":[{"id":"https://openalex.org/I4210107353","display_name":"NEC (United States)","ror":"https://ror.org/01v791m31","country_code":"US","type":"company","lineage":["https://openalex.org/I118347220","https://openalex.org/I4210107353"]},{"id":"https://openalex.org/I20089843","display_name":"Princeton University","ror":"https://ror.org/00hx57361","country_code":"US","type":"education","lineage":["https://openalex.org/I20089843"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Narayan Prasad","raw_affiliation_strings":["Mobile Communications and Networking, NEC Laboratories of America, Inc., USA","Mobile Commun. & Networking, NEC Labs. America, Princeton, NY, USA"],"affiliations":[{"raw_affiliation_string":"Mobile Communications and Networking, NEC Laboratories of America, Inc., USA","institution_ids":["https://openalex.org/I4210107353"]},{"raw_affiliation_string":"Mobile Commun. & Networking, NEC Labs. America, Princeton, NY, USA","institution_ids":["https://openalex.org/I20089843"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103503444","display_name":"Sampath Rangarajan","orcid":null},"institutions":[{"id":"https://openalex.org/I20089843","display_name":"Princeton University","ror":"https://ror.org/00hx57361","country_code":"US","type":"education","lineage":["https://openalex.org/I20089843"]},{"id":"https://openalex.org/I4210107353","display_name":"NEC (United States)","ror":"https://ror.org/01v791m31","country_code":"US","type":"company","lineage":["https://openalex.org/I118347220","https://openalex.org/I4210107353"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sampath Rangarajan","raw_affiliation_strings":["Mobile Communications and Networking, NEC Laboratories of America, Inc., USA","Mobile Commun. & Networking, NEC Labs. America, Princeton, NY, USA"],"affiliations":[{"raw_affiliation_string":"Mobile Communications and Networking, NEC Laboratories of America, Inc., USA","institution_ids":["https://openalex.org/I4210107353"]},{"raw_affiliation_string":"Mobile Commun. & Networking, NEC Labs. America, Princeton, NY, USA","institution_ids":["https://openalex.org/I20089843"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5109117848"],"corresponding_institution_ids":["https://openalex.org/I20089843","https://openalex.org/I4210107353"],"apc_list":null,"apc_paid":null,"fwci":1.473,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.83663986,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"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/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10125","display_name":"Advanced Wireless Communication Techniques","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/T11873","display_name":"PAPR reduction in OFDM","score":0.9997000098228455,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/computer-science","display_name":"Computer science","score":0.7069623470306396},{"id":"https://openalex.org/keywords/block-error-rate","display_name":"Block Error Rate","score":0.6136042475700378},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.5456661581993103},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.5452760457992554},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.534435510635376},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.47250640392303467},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4701286256313324},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4577755630016327},{"id":"https://openalex.org/keywords/noise-power","display_name":"Noise power","score":0.4490644335746765},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.41856300830841064},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.39802640676498413},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.33289194107055664},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21548452973365784},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.16438028216362},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14795520901679993}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7069623470306396},{"id":"https://openalex.org/C2776639698","wikidata":"https://www.wikidata.org/wiki/Q4927140","display_name":"Block Error Rate","level":3,"score":0.6136042475700378},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.5456661581993103},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.5452760457992554},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.534435510635376},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.47250640392303467},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4701286256313324},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4577755630016327},{"id":"https://openalex.org/C203234222","wikidata":"https://www.wikidata.org/wiki/Q2133519","display_name":"Noise power","level":3,"score":0.4490644335746765},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.41856300830841064},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.39802640676498413},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.33289194107055664},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21548452973365784},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.16438028216362},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14795520901679993},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vetecs.2012.6240325","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2012.6240325","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE 75th Vehicular Technology Conference (VTC Spring)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8999999761581421,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1986114215","https://openalex.org/W1989325643","https://openalex.org/W2036881863","https://openalex.org/W2038297073","https://openalex.org/W2072361942","https://openalex.org/W2095410932","https://openalex.org/W2098694510","https://openalex.org/W2102623877","https://openalex.org/W2103699908","https://openalex.org/W2131292969","https://openalex.org/W2139832635","https://openalex.org/W2142771455","https://openalex.org/W2150033749","https://openalex.org/W2151522817","https://openalex.org/W3145256646","https://openalex.org/W3149876511"],"related_works":["https://openalex.org/W2548963335","https://openalex.org/W2159941915","https://openalex.org/W1995129237","https://openalex.org/W4388081250","https://openalex.org/W2909457694","https://openalex.org/W3036314667","https://openalex.org/W2553710680","https://openalex.org/W1216053005","https://openalex.org/W2015912270","https://openalex.org/W4235369789"],"abstract_inverted_index":{"Discrete":[0],"Fourier":[1],"transform":[2,30],"(DFT)":[3],"based":[4,20,92,97,162],"channel":[5,26,53,83],"estimation":[6,27,84,100],"(CE)":[7],"has":[8],"been":[9],"widely":[10],"studied":[11],"as":[12],"a":[13,29,68,105],"practical":[14],"CE":[15,163],"scheme":[16,136],"over":[17],"the":[18,36,39,52,61,72,87,114,117,126,134],"OFDM":[19],"wireless":[21],"systems.":[22],"The":[23],"conventional":[24],"DFT-based":[25,82],"utilizes":[28],"domain":[31,119],"cut-off":[32],"filter":[33],"to":[34,51,67,112,155,159],"suppress":[35,113],"noise":[37,98,107,115],"in":[38,102,116,128],"time":[40,118],"domain.":[41],"However,":[42],"this":[43,76],"method":[44,101],"can":[45],"suffer":[46],"significant":[47],"performance":[48,123,150],"loss":[49],"due":[50],"impulse":[54],"response":[55],"(CIR)":[56],"energy":[57],"leakage,":[58],"especially":[59],"when":[60],"available":[62],"pilot":[63],"sub-carriers":[64],"are":[65],"confined":[66],"small":[69],"portion":[70],"of":[71],"system":[73],"bandwidth.":[74],"In":[75],"paper,":[77],"we":[78],"propose":[79],"an":[80],"enhanced":[81],"technique":[85,109],"for":[86],"long":[88],"term":[89],"evolution":[90],"(LTE)":[91],"cellular":[93],"uplink.":[94],"A":[95],"sinc-null":[96],"power":[99],"conjunction":[103],"with":[104],"dynamic":[106],"removal":[108],"is":[110],"proposed":[111,135],"and":[120,145],"achieve":[121],"better":[122,140],"while":[124],"keeping":[125],"complexity":[127],"check.":[129],"Simulation":[130],"results":[131],"show":[132],"that":[133],"not":[137],"only":[138],"achieves":[139],"mean":[141],"square":[142],"error":[143,147],"(MSE)":[144],"block":[146],"rate":[148],"(BLER)":[149],"but":[151],"also":[152],"exhibits":[153],"robustness":[154],"timing":[156],"offsets":[157],"compared":[158],"existing":[160],"DFT":[161],"schemes.":[164]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
