{"id":"https://openalex.org/W2114810762","doi":"https://doi.org/10.1109/iswcs.2009.5285253","title":"Synchronization in OFDM systems based on a multi-periodic preamble","display_name":"Synchronization in OFDM systems based on a multi-periodic preamble","publication_year":2009,"publication_date":"2009-09-01","ids":{"openalex":"https://openalex.org/W2114810762","doi":"https://doi.org/10.1109/iswcs.2009.5285253","mag":"2114810762"},"language":"en","primary_location":{"id":"doi:10.1109/iswcs.2009.5285253","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2009.5285253","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 6th International Symposium on Wireless Communication Systems","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/A5088320941","display_name":"Malte Schellmann","orcid":"https://orcid.org/0000-0003-2651-0191"},"institutions":[{"id":"https://openalex.org/I2800274787","display_name":"Fraunhofer Institute for Telecommunications, Heinrich Hertz Institute","ror":"https://ror.org/02tbr6331","country_code":"DE","type":"facility","lineage":["https://openalex.org/I2800274787","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Malte Schellmann","raw_affiliation_strings":["Fraunhofer Institute for Telecommunications, Heinrich-Hertz-Institut, Einsteinufer 37, 10587 Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer Institute for Telecommunications, Heinrich-Hertz-Institut, Einsteinufer 37, 10587 Berlin, Germany","institution_ids":["https://openalex.org/I2800274787"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5088320941"],"corresponding_institution_ids":["https://openalex.org/I2800274787"],"apc_list":null,"apc_paid":null,"fwci":0.9709,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.71949858,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"211","last_page":"215"},"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9983999729156494,"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"}},{"id":"https://openalex.org/T12146","display_name":"Power Line Communications and Noise","score":0.998199999332428,"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/preamble","display_name":"Preamble","score":0.9579271078109741},{"id":"https://openalex.org/keywords/synchronization","display_name":"Synchronization (alternating current)","score":0.7925711870193481},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7681548595428467},{"id":"https://openalex.org/keywords/carrier-frequency-offset","display_name":"Carrier frequency offset","score":0.686802864074707},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.625401496887207},{"id":"https://openalex.org/keywords/frequency-offset","display_name":"Frequency offset","score":0.6044027805328369},{"id":"https://openalex.org/keywords/offset","display_name":"Offset (computer science)","score":0.5462727546691895},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4827089309692383},{"id":"https://openalex.org/keywords/utc-offset","display_name":"UTC offset","score":0.437208354473114},{"id":"https://openalex.org/keywords/autocorrelation","display_name":"Autocorrelation","score":0.4217725396156311},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4158990979194641},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.41216203570365906},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3848347067832947},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.36311742663383484},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.33618420362472534},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24912920594215393},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.22854065895080566},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.19238534569740295},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.14524084329605103},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.08553984761238098},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.06276586651802063}],"concepts":[{"id":"https://openalex.org/C2780691134","wikidata":"https://www.wikidata.org/wiki/Q1129448","display_name":"Preamble","level":3,"score":0.9579271078109741},{"id":"https://openalex.org/C2778562939","wikidata":"https://www.wikidata.org/wiki/Q1298791","display_name":"Synchronization (alternating current)","level":3,"score":0.7925711870193481},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7681548595428467},{"id":"https://openalex.org/C2776108382","wikidata":"https://www.wikidata.org/wiki/Q25111451","display_name":"Carrier frequency offset","level":5,"score":0.686802864074707},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.625401496887207},{"id":"https://openalex.org/C49319798","wikidata":"https://www.wikidata.org/wiki/Q5502874","display_name":"Frequency offset","level":4,"score":0.6044027805328369},{"id":"https://openalex.org/C175291020","wikidata":"https://www.wikidata.org/wiki/Q1156822","display_name":"Offset (computer science)","level":2,"score":0.5462727546691895},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4827089309692383},{"id":"https://openalex.org/C185588997","wikidata":"https://www.wikidata.org/wiki/Q187110","display_name":"UTC offset","level":3,"score":0.437208354473114},{"id":"https://openalex.org/C5297727","wikidata":"https://www.wikidata.org/wiki/Q786970","display_name":"Autocorrelation","level":2,"score":0.4217725396156311},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4158990979194641},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.41216203570365906},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3848347067832947},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.36311742663383484},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.33618420362472534},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24912920594215393},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.22854065895080566},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.19238534569740295},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.14524084329605103},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.08553984761238098},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.06276586651802063},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","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}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/iswcs.2009.5285253","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2009.5285253","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 6th International Symposium on Wireless Communication Systems","raw_type":"proceedings-article"},{"id":"pmh:oai:fraunhofer.de:N-113025","is_oa":false,"landing_page_url":"http://publica.fraunhofer.de/documents/N-113025.html","pdf_url":null,"source":{"id":"https://openalex.org/S4306400801","display_name":"Publikationsdatenbank der Fraunhofer-Gesellschaft (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Fraunhofer HHI","raw_type":"Conference Paper"},{"id":"pmh:oai:publica.fraunhofer.de:publica/363376","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/363376","pdf_url":null,"source":{"id":"https://openalex.org/S4306400318","display_name":"Fraunhofer-Publica (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.699999988079071}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W250076511","https://openalex.org/W1965392255","https://openalex.org/W2109369873","https://openalex.org/W2110774823","https://openalex.org/W2119857453","https://openalex.org/W2132147894","https://openalex.org/W2133487806","https://openalex.org/W2159043079","https://openalex.org/W2212615231","https://openalex.org/W6688903055"],"related_works":["https://openalex.org/W2010378487","https://openalex.org/W2152289160","https://openalex.org/W2148593075","https://openalex.org/W69851114","https://openalex.org/W2051437215","https://openalex.org/W2811018130","https://openalex.org/W113178990","https://openalex.org/W3035047254","https://openalex.org/W2273957955","https://openalex.org/W2795913985"],"abstract_inverted_index":{"By":[0],"analytical":[1],"means,":[2],"this":[3],"paper":[4],"investigates":[5],"the":[6,13,25,34,40,56,61,66,75,88],"application":[7],"of":[8,24,50,65,87],"a":[9],"multi-periodic":[10,35],"preamble":[11,36],"for":[12],"synchronization":[14,57],"in":[15],"OFDM":[16],"systems,":[17],"which":[18],"is":[19,80],"based":[20],"on":[21],"an":[22],"auto-correlation":[23],"received":[26],"signal.":[27],"In":[28],"contrast":[29],"to":[30,38,60,74],"common":[31],"system":[32],"configurations,":[33],"enables":[37],"select":[39],"two":[41],"parameters":[42],"correlation":[43,46],"shift":[44],"and":[45],"window":[47],"length":[48],"independently":[49,59],"each":[51],"other.":[52],"This":[53],"allows":[54],"adapting":[55],"process":[58],"desired":[62,76],"estimation":[63],"accuracy":[64],"carrier":[67],"frequency":[68],"offset":[69],"(CFO)":[70],"as":[71,73],"well":[72],"noise":[77],"suppression.":[78],"It":[79],"further":[81],"shown":[82],"that":[83],"significantly":[84],"improved":[85],"estimates":[86],"CFO":[89],"can":[90],"be":[91],"yield.":[92]},"counts_by_year":[{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}