{"id":"https://openalex.org/W2793546880","doi":"https://doi.org/10.1109/taes.2018.2805195","title":"Improved Characterization of GNSS Jammers Using Short-Term Time-Frequency R\u00e9nyi Entropy","display_name":"Improved Characterization of GNSS Jammers Using Short-Term Time-Frequency R\u00e9nyi Entropy","publication_year":2018,"publication_date":"2018-02-12","ids":{"openalex":"https://openalex.org/W2793546880","doi":"https://doi.org/10.1109/taes.2018.2805195","mag":"2793546880"},"language":"en","primary_location":{"id":"doi:10.1109/taes.2018.2805195","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taes.2018.2805195","pdf_url":null,"source":{"id":"https://openalex.org/S193624734","display_name":"IEEE Transactions on Aerospace and Electronic Systems","issn_l":"0018-9251","issn":["0018-9251","1557-9603","2371-9877"],"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 Aerospace and Electronic Systems","raw_type":"journal-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":null,"display_name":"Pai Wang","orcid":"https://orcid.org/0000-0001-7000-7548"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Pai Wang","raw_affiliation_strings":["Beijing Institute of Technology, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0001-7000-7548","affiliations":[{"raw_affiliation_string":"Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056452912","display_name":"Ediz Cetin","orcid":"https://orcid.org/0000-0002-9313-3034"},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Ediz Cetin","raw_affiliation_strings":["Macquarie University, Sydney, Australia"],"raw_orcid":"https://orcid.org/0000-0002-9313-3034","affiliations":[{"raw_affiliation_string":"Macquarie University, Sydney, Australia","institution_ids":["https://openalex.org/I99043593"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008198554","display_name":"Andrew G. Dempster","orcid":"https://orcid.org/0000-0003-0881-1548"},"institutions":[{"id":"https://openalex.org/I31746571","display_name":"UNSW Sydney","ror":"https://ror.org/03r8z3t63","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Andrew G. Dempster","raw_affiliation_strings":["University of New South Wales, Sydney, Australia"],"raw_orcid":"https://orcid.org/0000-0003-0881-1548","affiliations":[{"raw_affiliation_string":"University of New South Wales, Sydney, Australia","institution_ids":["https://openalex.org/I31746571"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100673739","display_name":"Yongqing Wang","orcid":"https://orcid.org/0000-0003-1164-0137"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongqing Wang","raw_affiliation_strings":["Beijing Institute of Technology, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-1164-0137","affiliations":[{"raw_affiliation_string":"Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"last","author":{"id":null,"display_name":"Siliang Wu","orcid":"https://orcid.org/0000-0002-9686-609X"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Siliang Wu","raw_affiliation_strings":["Beijing Institute of Technology, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-9686-609X","affiliations":[{"raw_affiliation_string":"Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.3094,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.81134789,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"54","issue":"4","first_page":"1918","last_page":"1930"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9993000030517578,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9993000030517578,"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/T10655","display_name":"GNSS positioning and interference","score":0.9987999796867371,"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/T10711","display_name":"Target Tracking and Data Fusion in Sensor Networks","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/gnss-applications","display_name":"GNSS applications","score":0.889183521270752},{"id":"https://openalex.org/keywords/chirp","display_name":"Chirp","score":0.7199492454528809},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6270791888237},{"id":"https://openalex.org/keywords/jamming","display_name":"Jamming","score":0.5932995676994324},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.5246555805206299},{"id":"https://openalex.org/keywords/entropy","display_name":"Entropy (arrow of time)","score":0.48941221833229065},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.48170238733291626},{"id":"https://openalex.org/keywords/term","display_name":"Term (time)","score":0.4159475266933441},{"id":"https://openalex.org/keywords/satellite-system","display_name":"Satellite system","score":0.41251999139785767},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3979007303714752},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.37365418672561646},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.36163949966430664},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2836933732032776},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.25093916058540344},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.22483199834823608},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18416953086853027}],"concepts":[{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.889183521270752},{"id":"https://openalex.org/C132794960","wikidata":"https://www.wikidata.org/wiki/Q27304","display_name":"Chirp","level":3,"score":0.7199492454528809},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6270791888237},{"id":"https://openalex.org/C2779079576","wikidata":"https://www.wikidata.org/wiki/Q17092823","display_name":"Jamming","level":2,"score":0.5932995676994324},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.5246555805206299},{"id":"https://openalex.org/C106301342","wikidata":"https://www.wikidata.org/wiki/Q4117933","display_name":"Entropy (arrow of time)","level":2,"score":0.48941221833229065},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.48170238733291626},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.4159475266933441},{"id":"https://openalex.org/C2778027091","wikidata":"https://www.wikidata.org/wiki/Q25346003","display_name":"Satellite system","level":4,"score":0.41251999139785767},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3979007303714752},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.37365418672561646},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.36163949966430664},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2836933732032776},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.25093916058540344},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.22483199834823608},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18416953086853027},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","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/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/taes.2018.2805195","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taes.2018.2805195","pdf_url":null,"source":{"id":"https://openalex.org/S193624734","display_name":"IEEE Transactions on Aerospace and Electronic Systems","issn_l":"0018-9251","issn":["0018-9251","1557-9603","2371-9877"],"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 Aerospace and Electronic Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320322725","display_name":"China Scholarship Council","ror":"https://ror.org/04atp4p48"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W1814775863","https://openalex.org/W1970092787","https://openalex.org/W2012607590","https://openalex.org/W2015449407","https://openalex.org/W2034023408","https://openalex.org/W2093367929","https://openalex.org/W2096092115","https://openalex.org/W2103187899","https://openalex.org/W2115304720","https://openalex.org/W2119836189","https://openalex.org/W2125451115","https://openalex.org/W2125534795","https://openalex.org/W2127340963","https://openalex.org/W2139982081","https://openalex.org/W2140050868","https://openalex.org/W2140744933","https://openalex.org/W2142720365","https://openalex.org/W2143311694","https://openalex.org/W2146635429","https://openalex.org/W2154927675","https://openalex.org/W2155138959","https://openalex.org/W2156225460","https://openalex.org/W2166799841","https://openalex.org/W2271636577","https://openalex.org/W2318186270","https://openalex.org/W2490820845","https://openalex.org/W2550790750","https://openalex.org/W2598137163","https://openalex.org/W2613126854","https://openalex.org/W6680738971","https://openalex.org/W6694219937","https://openalex.org/W6729368540","https://openalex.org/W6734792531","https://openalex.org/W6737676337","https://openalex.org/W7026623371"],"related_works":["https://openalex.org/W2606296569","https://openalex.org/W2375040471","https://openalex.org/W2068158190","https://openalex.org/W2916802843","https://openalex.org/W2064660797","https://openalex.org/W3090614300","https://openalex.org/W4387714868","https://openalex.org/W20579766","https://openalex.org/W2601478304","https://openalex.org/W2071552392"],"abstract_inverted_index":{"Availability":[0],"of":[1,32,143],"global":[2],"navigation":[3],"satellite":[4],"system":[5],"(GNSS)":[6],"jammers":[7,34],"sold":[8],"as":[9],"\u201cpersonal":[10],"privacy":[11],"devices\u201d":[12],"poses":[13],"a":[14,36,52],"severe":[15],"threat":[16],"to":[17,25,43,54,98,113],"civilian":[18],"systems":[19],"that":[20,124],"rely":[21],"on":[22],"GNSS":[23],"signals":[24],"function.":[26],"Typically,":[27],"the":[28,58,82,102,106,115,125,129,141,144],"large":[29],"sweep":[30,38],"bandwidth":[31],"these":[33],"within":[35],"short":[37],"time":[39],"makes":[40],"it":[41],"difficult":[42],"characterize":[44],"accurately":[45],"their":[46],"instantaneous":[47],"frequency":[48],"(IF)":[49],"functions":[50],"with":[51,87],"view":[53],"excising":[55],"them":[56],"from":[57],"received":[59],"signal.":[60],"This":[61],"results":[62,122],"in":[63,105],"degraded":[64],"jammer":[65,72,86,117,147],"excision.":[66],"In":[67],"this":[68],"paper,":[69],"an":[70],"improved":[71,116],"characterization":[73],"algorithm":[74,127],"using":[75],"time-frequency":[76],"(TF)":[77],"analysis":[78],"is":[79,96],"proposed.":[80],"For":[81],"most":[83],"common":[84],"chirp-type":[85],"one":[88],"or":[89],"multi":[90],"saw-tooth":[91],"function,":[92,108],"short-term":[93],"R\u00e9nyi":[94],"entropy":[95],"used":[97,112],"provide":[99],"information":[100],"about":[101],"turning":[103],"points":[104],"IF":[107,119,132,145],"which":[109],"are":[110],"then":[111],"generate":[114],"signal":[118],"estimates.":[120],"Simulation":[121],"show":[123],"proposed":[126],"alleviates":[128],"dominant":[130],"impulsive-nature":[131],"estimation":[133],"errors":[134],"for":[135],"strong":[136],"jammers,":[137],"and":[138],"thus":[139],"improves":[140],"performance":[142],"estimation-based":[146],"mitigation":[148],"techniques.":[149]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
