{"id":"https://openalex.org/W4378070324","doi":"https://doi.org/10.1109/tim.2023.3279464","title":"Whitening Filters Application for Ionospheric Propagation Delay Extraction","display_name":"Whitening Filters Application for Ionospheric Propagation Delay Extraction","publication_year":2023,"publication_date":"2023-01-01","ids":{"openalex":"https://openalex.org/W4378070324","doi":"https://doi.org/10.1109/tim.2023.3279464"},"language":"en","primary_location":{"id":"doi:10.1109/tim.2023.3279464","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tim.2023.3279464","pdf_url":"https://ieeexplore.ieee.org/ielx7/19/10012124/10132863.pdf","source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"is_oa":false,"is_in_doaj":false,"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 Transactions on Instrumentation and Measurement","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://ieeexplore.ieee.org/ielx7/19/10012124/10132863.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5027931528","display_name":"Lubo\u0161 Rejfek","orcid":"https://orcid.org/0000-0001-6811-7692"},"institutions":[{"id":"https://openalex.org/I140744787","display_name":"University of Pardubice","ror":"https://ror.org/01chzd453","country_code":"CZ","type":"education","lineage":["https://openalex.org/I140744787"]}],"countries":["CZ"],"is_corresponding":true,"raw_author_name":"Lubos Rejfek","raw_affiliation_strings":["Faculty of Electrical Engineering and Informatics (FEEI), University of Pardubice, Pardubice, Czech Republic"],"raw_orcid":"https://orcid.org/0000-0001-6811-7692","affiliations":[{"raw_affiliation_string":"Faculty of Electrical Engineering and Informatics (FEEI), University of Pardubice, Pardubice, Czech Republic","institution_ids":["https://openalex.org/I140744787"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014730668","display_name":"Karel Juryca","orcid":"https://orcid.org/0000-0002-2629-1761"},"institutions":[{"id":"https://openalex.org/I140744787","display_name":"University of Pardubice","ror":"https://ror.org/01chzd453","country_code":"CZ","type":"education","lineage":["https://openalex.org/I140744787"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Karel Juryca","raw_affiliation_strings":["Faculty of Electrical Engineering and Informatics (FEEI), University of Pardubice, Pardubice, Czech Republic"],"raw_orcid":"https://orcid.org/0000-0002-2629-1761","affiliations":[{"raw_affiliation_string":"Faculty of Electrical Engineering and Informatics (FEEI), University of Pardubice, Pardubice, Czech Republic","institution_ids":["https://openalex.org/I140744787"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100701432","display_name":"Tan N. Nguyen","orcid":"https://orcid.org/0000-0002-2286-6652"},"institutions":[{"id":"https://openalex.org/I141445968","display_name":"Ton Duc Thang University","ror":"https://ror.org/01drq0835","country_code":"VN","type":"education","lineage":["https://openalex.org/I141445968"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Tan N. Nguyen","raw_affiliation_strings":["Communication and Signal Processing Research Group, Faculty of Electrical and Electronics Engineering, Ton Duc Thang University, Ho Chi Minh City, Vietnam"],"raw_orcid":"https://orcid.org/0000-0002-2286-6652","affiliations":[{"raw_affiliation_string":"Communication and Signal Processing Research Group, Faculty of Electrical and Electronics Engineering, Ton Duc Thang University, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I141445968"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033047004","display_name":"Ladislav Beran","orcid":"https://orcid.org/0000-0002-9224-4197"},"institutions":[{"id":"https://openalex.org/I4210097374","display_name":"Eldis Pardubice (Czechia)","ror":"https://ror.org/00v1asp42","country_code":"CZ","type":"company","lineage":["https://openalex.org/I4210097374"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Ladislav Beran","raw_affiliation_strings":["ELDIS Pardubice, s.r.o, Pardubice, Czech Republic"],"raw_orcid":"https://orcid.org/0000-0002-9224-4197","affiliations":[{"raw_affiliation_string":"ELDIS Pardubice, s.r.o, Pardubice, Czech Republic","institution_ids":["https://openalex.org/I4210097374"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072201492","display_name":"Miroslav Voz\u0148\u00e1k","orcid":"https://orcid.org/0000-0001-5135-7980"},"institutions":[{"id":"https://openalex.org/I142208455","display_name":"VSB - Technical University of Ostrava","ror":"https://ror.org/05x8mcb75","country_code":"CZ","type":"education","lineage":["https://openalex.org/I142208455"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Miroslav Voznak","raw_affiliation_strings":["Faculty of Electrical Engineering and Computer Science, VSB—Technical University of Ostrava, Ostrava, Czech Republic"],"raw_orcid":"https://orcid.org/0000-0001-5135-7980","affiliations":[{"raw_affiliation_string":"Faculty of Electrical Engineering and Computer Science, VSB—Technical University of Ostrava, Ostrava, Czech Republic","institution_ids":["https://openalex.org/I142208455"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5027931528"],"corresponding_institution_ids":["https://openalex.org/I140744787"],"apc_list":null,"apc_paid":null,"fwci":0.5274,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.67345552,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"72","issue":null,"first_page":"1","last_page":"8"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10159","display_name":"Ionosphere and magnetosphere dynamics","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10159","display_name":"Ionosphere and magnetosphere dynamics","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ionosphere","display_name":"Ionosphere","score":0.6961300373077393},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.6248284578323364},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5916185975074768},{"id":"https://openalex.org/keywords/pseudorange","display_name":"Pseudorange","score":0.5352542996406555},{"id":"https://openalex.org/keywords/earths-magnetic-field","display_name":"Earth's magnetic field","score":0.4940491020679474},{"id":"https://openalex.org/keywords/merge","display_name":"Merge (version control)","score":0.46274498105049133},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3560597896575928},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21206846833229065},{"id":"https://openalex.org/keywords/geophysics","display_name":"Geophysics","score":0.14173009991645813},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1261802613735199},{"id":"https://openalex.org/keywords/gnss-applications","display_name":"GNSS applications","score":0.10014557838439941}],"concepts":[{"id":"https://openalex.org/C116403925","wikidata":"https://www.wikidata.org/wiki/Q162219","display_name":"Ionosphere","level":2,"score":0.6961300373077393},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.6248284578323364},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5916185975074768},{"id":"https://openalex.org/C174201072","wikidata":"https://www.wikidata.org/wiki/Q1187347","display_name":"Pseudorange","level":4,"score":0.5352542996406555},{"id":"https://openalex.org/C199635899","wikidata":"https://www.wikidata.org/wiki/Q6500960","display_name":"Earth's magnetic field","level":3,"score":0.4940491020679474},{"id":"https://openalex.org/C197129107","wikidata":"https://www.wikidata.org/wiki/Q1921621","display_name":"Merge (version control)","level":2,"score":0.46274498105049133},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3560597896575928},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21206846833229065},{"id":"https://openalex.org/C8058405","wikidata":"https://www.wikidata.org/wiki/Q46255","display_name":"Geophysics","level":1,"score":0.14173009991645813},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1261802613735199},{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.10014557838439941},{"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/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.0},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/tim.2023.3279464","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tim.2023.3279464","pdf_url":"https://ieeexplore.ieee.org/ielx7/19/10012124/10132863.pdf","source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"is_oa":false,"is_in_doaj":false,"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 Transactions on Instrumentation and Measurement","raw_type":"journal-article"},{"id":"pmh:oai:dk.upce.cz:10195/83795","is_oa":true,"landing_page_url":"https://hdl.handle.net/10195/83795","pdf_url":"https://dk.upce.cz/bitstreams/88e461cb-25c4-45b5-adc8-4c3916b74d92/download","source":{"id":"https://openalex.org/S4306402294","display_name":"Digit\u00e1ln\u00ed knihovna Univerzity Pardubice (Univerzity Pardubice)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I140744787","host_organization_name":"University of Pardubice","host_organization_lineage":["https://openalex.org/I140744787"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"},{"id":"pmh:oai:dspace.vsb.cz:10084/152195","is_oa":true,"landing_page_url":"http://hdl.handle.net/10084/152195","pdf_url":"http://dspace.vsb.cz/bitstream/10084/152195/1/0018-9456-2023v72an6503308.pdf","source":{"id":"https://openalex.org/S4306401668","display_name":"DSpace V\u0160B-TUO (V\u0160B-TUO)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I142208455","host_organization_name":"VSB - Technical University of Ostrava","host_organization_lineage":["https://openalex.org/I142208455"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Peer-reviewed"}],"best_oa_location":{"id":"doi:10.1109/tim.2023.3279464","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tim.2023.3279464","pdf_url":"https://ieeexplore.ieee.org/ielx7/19/10012124/10132863.pdf","source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"is_oa":false,"is_in_doaj":false,"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 Transactions on Instrumentation and Measurement","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.5}],"awards":[{"id":"https://openalex.org/G176604203","display_name":null,"funder_award_id":"02.1.01/0.0/0.0","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G291036901","display_name":null,"funder_award_id":"CZ.02","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G3374731538","display_name":null,"funder_award_id":"CZ.02.1.01/0.0/0.0/17_049/0008394","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G3490171961","display_name":null,"funder_award_id":"CZ.02.1.01","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G3983432366","display_name":null,"funder_award_id":"CZ.02.1.01/0.0/0.0/17_049/0008394","funder_id":"https://openalex.org/F4320338080","funder_display_name":"European Social Fund"},{"id":"https://openalex.org/G5916014575","display_name":null,"funder_award_id":"CZ.02.1.01/0.0/0.0","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G6594491356","display_name":null,"funder_award_id":"CZ.02.1.01/0.0/0.0/","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"},{"id":"https://openalex.org/G7689605238","display_name":null,"funder_award_id":"CZ.02.1.01","funder_id":"https://openalex.org/F4320338080","funder_display_name":"European Social Fund"}],"funders":[{"id":"https://openalex.org/F4320329548","display_name":"Univerzita Pardubice","ror":"https://ror.org/01chzd453"},{"id":"https://openalex.org/F4320335322","display_name":"European Regional Development Fund","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320338080","display_name":"European Social Fund","ror":"https://ror.org/00k4n6c32"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4378070324.pdf","grobid_xml":"https://content.openalex.org/works/W4378070324.grobid-xml"},"referenced_works_count":19,"referenced_works":["https://openalex.org/W1866450186","https://openalex.org/W1990863308","https://openalex.org/W2146163074","https://openalex.org/W2255711488","https://openalex.org/W2336142742","https://openalex.org/W2578986756","https://openalex.org/W2672723287","https://openalex.org/W2795702945","https://openalex.org/W2806258834","https://openalex.org/W2894199592","https://openalex.org/W2905196608","https://openalex.org/W2914560936","https://openalex.org/W2963022285","https://openalex.org/W2975088566","https://openalex.org/W2999071102","https://openalex.org/W3025330710","https://openalex.org/W3040770946","https://openalex.org/W3043696436","https://openalex.org/W3046345806"],"related_works":["https://openalex.org/W2352106811","https://openalex.org/W4206403064","https://openalex.org/W185487634","https://openalex.org/W3211349153","https://openalex.org/W3197945871","https://openalex.org/W2357594960","https://openalex.org/W2388466435","https://openalex.org/W2602888279","https://openalex.org/W921819532","https://openalex.org/W1609655300"],"abstract_inverted_index":{"Preprocessed":[0],"signals":[1],"from":[2,109,121],"Global":[3],"Positioning":[4],"System":[5],"(GPS)":[6],"satellites":[7],"can":[8,82,164],"be":[9,165],"used":[10,170],"for":[11,18,29,106,137],"ionospheric":[12,15,20],"research.":[13],"Important":[14],"characteristics":[16,26],"are":[17,27],"example":[19],"propagation":[21,162],"delays":[22,163],"and":[23,33,78,160],"scintillations.":[24],"These":[25],"important":[28],"understanding":[30],"the":[31,36,55,68,71,84,88,99,118,143,146,150,161,169],"ionosphere":[32,37],"showing":[34],"how":[35],"reacts":[38],"to":[39,102,129,133],"external":[40],"forces":[41],"(e.g.,":[42],"geomagnetic":[43],"disturbance,":[44],"solar":[45],"eclipse,":[46],"etc.).":[47],"Dual-frequency":[48],"systems":[49],"use":[50,130],"an":[51,104],"approach":[52,62],"based":[53],"on":[54],"difference":[56],"between":[57],"two":[58,64],"pseudoranges.":[59],"However,":[60],"this":[61,135,156],"has":[63],"possible":[65],"disadvantages:":[66],"1)":[67],"price":[69],"of":[70,98,149,168],"dual":[72],"frequency":[73,139],"receiver":[74],"is":[75,101],"relatively":[76],"high":[77],"2)":[79],"both":[80],"pseudoranges":[81,119],"affect":[83],"obtained":[85,120,147],"results":[86,148],"so":[87],"operators":[89],"cannot":[90],"separately":[91],"analyze":[92],"their":[93],"relative":[94],"contribution.":[95],"The":[96,113],"objective":[97],"article":[100],"demonstrate":[103,154],"algorithm":[105,114,153,157],"processing":[107],"data":[108],"a":[110],"GPS":[111],"receiver.":[112],"does":[115],"not":[116],"merge":[117],"different":[122],"carrier":[123],"waves.":[124],"Accordingly,":[125],"it":[126],"was":[127],"decided":[128],"whitening":[131],"filters":[132],"accomplish":[134],"task":[136],"every":[138],"separately.":[140],"Compared":[141],"with":[142],"dual-frequency":[144],"approach,":[145],"newly":[151],"developed":[152],"that":[155],"works":[158],"accurately,":[159],"estimated":[166],"independently":[167],"frequency.":[171]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}