{"id":"https://openalex.org/W3191789624","doi":"https://doi.org/10.1109/icc42927.2021.9500456","title":"You Can Hear But You Cannot Record: Privacy Protection by Jamming Audio Recording","display_name":"You Can Hear But You Cannot Record: Privacy Protection by Jamming Audio Recording","publication_year":2021,"publication_date":"2021-06-01","ids":{"openalex":"https://openalex.org/W3191789624","doi":"https://doi.org/10.1109/icc42927.2021.9500456","mag":"3191789624"},"language":"en","primary_location":{"id":"doi:10.1109/icc42927.2021.9500456","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc42927.2021.9500456","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2021 - IEEE International Conference on Communications","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/A5017119672","display_name":"Xiaosong Ma","orcid":null},"institutions":[{"id":"https://openalex.org/I4210155350","display_name":"Purple Mountain Laboratories","ror":"https://ror.org/04zcbk583","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210155350"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xiaosong Ma","raw_affiliation_strings":["School of Cyber Science and Engineering, Southeast University,Key Laboratory of Computer Network Technology of Jiangsu Province, Purple Mountain Laboratories,Nanjing,China","Key Laboratory of Computer Network Technology of Jiangsu Province, Purple Mountain Laboratories, School of Cyber Science and Engineering, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"School of Cyber Science and Engineering, Southeast University,Key Laboratory of Computer Network Technology of Jiangsu Province, Purple Mountain Laboratories,Nanjing,China","institution_ids":["https://openalex.org/I4210155350"]},{"raw_affiliation_string":"Key Laboratory of Computer Network Technology of Jiangsu Province, Purple Mountain Laboratories, School of Cyber Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I4210155350","https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081876978","display_name":"Yubo Song","orcid":"https://orcid.org/0000-0002-1347-6126"},"institutions":[{"id":"https://openalex.org/I4210155350","display_name":"Purple Mountain Laboratories","ror":"https://ror.org/04zcbk583","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210155350"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yubo Song","raw_affiliation_strings":["School of Cyber Science and Engineering, Southeast University,Key Laboratory of Computer Network Technology of Jiangsu Province, Purple Mountain Laboratories,Nanjing,China","Key Laboratory of Computer Network Technology of Jiangsu Province, Purple Mountain Laboratories, School of Cyber Science and Engineering, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"School of Cyber Science and Engineering, Southeast University,Key Laboratory of Computer Network Technology of Jiangsu Province, Purple Mountain Laboratories,Nanjing,China","institution_ids":["https://openalex.org/I4210155350"]},{"raw_affiliation_string":"Key Laboratory of Computer Network Technology of Jiangsu Province, Purple Mountain Laboratories, School of Cyber Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I4210155350","https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100735999","display_name":"Zhongwei Wang","orcid":"https://orcid.org/0000-0001-8559-9478"},"institutions":[{"id":"https://openalex.org/I4210090971","display_name":"Southeast University","ror":"https://ror.org/00cf0ab87","country_code":"BD","type":"education","lineage":["https://openalex.org/I4210090971"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["BD","CN"],"is_corresponding":false,"raw_author_name":"Zhongwei Wang","raw_affiliation_strings":["School of Cyber Science and Engineering, Southeast University,Key Laboratory of Computer Network Technology of Jiangsu Province,Nanjing,China","Key Laboratory of Computer Network Technology of Jiangsu Province, School of Cyber Science and Engineering, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"School of Cyber Science and Engineering, Southeast University,Key Laboratory of Computer Network Technology of Jiangsu Province,Nanjing,China","institution_ids":["https://openalex.org/I76569877","https://openalex.org/I4210090971"]},{"raw_affiliation_string":"Key Laboratory of Computer Network Technology of Jiangsu Province, School of Cyber Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076028438","display_name":"Shang Gao","orcid":"https://orcid.org/0000-0003-2692-057X"},"institutions":[{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Shang Gao","raw_affiliation_strings":["The Hong Kong Polytechnic University,Department of Computing,Hong Kong,China","Department of Computing, The Hong Kong Polytechnic University, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"The Hong Kong Polytechnic University,Department of Computing,Hong Kong,China","institution_ids":["https://openalex.org/I14243506"]},{"raw_affiliation_string":"Department of Computing, The Hong Kong Polytechnic University, Hong Kong, China","institution_ids":["https://openalex.org/I14243506"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100365935","display_name":"Bin Xiao","orcid":"https://orcid.org/0000-0003-4223-8220"},"institutions":[{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Bin Xiao","raw_affiliation_strings":["The Hong Kong Polytechnic University,Department of Computing,Hong Kong,China","Department of Computing, The Hong Kong Polytechnic University, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"The Hong Kong Polytechnic University,Department of Computing,Hong Kong,China","institution_ids":["https://openalex.org/I14243506"]},{"raw_affiliation_string":"Department of Computing, The Hong Kong Polytechnic University, Hong Kong, China","institution_ids":["https://openalex.org/I14243506"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5075678549","display_name":"Aiqun Hu","orcid":"https://orcid.org/0000-0002-0398-4899"},"institutions":[{"id":"https://openalex.org/I4210155350","display_name":"Purple Mountain Laboratories","ror":"https://ror.org/04zcbk583","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210155350"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Aiqun Hu","raw_affiliation_strings":["School of Information Science and Engineering, Southeast University,Purple Mountain Laboratories,Nanjing,China","Purple Mountain Laboratories, School of Information Science and Engineering, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Southeast University,Purple Mountain Laboratories,Nanjing,China","institution_ids":["https://openalex.org/I4210155350","https://openalex.org/I76569877"]},{"raw_affiliation_string":"Purple Mountain Laboratories, School of Information Science and Engineering, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I4210155350","https://openalex.org/I76569877"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5017119672"],"corresponding_institution_ids":["https://openalex.org/I4210155350","https://openalex.org/I76569877"],"apc_list":null,"apc_paid":null,"fwci":4.1138,"has_fulltext":false,"cited_by_count":30,"citation_normalized_percentile":{"value":0.9494929,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11349","display_name":"Music Technology and Sound Studies","score":0.9837999939918518,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T11698","display_name":"Underwater Acoustics Research","score":0.9833999872207642,"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/computer-science","display_name":"Computer science","score":0.6789600253105164},{"id":"https://openalex.org/keywords/jamming","display_name":"Jamming","score":0.6408336162567139},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.5112442970275879},{"id":"https://openalex.org/keywords/phone","display_name":"Phone","score":0.4871329963207245},{"id":"https://openalex.org/keywords/frequency-modulation","display_name":"Frequency modulation","score":0.47847315669059753},{"id":"https://openalex.org/keywords/ambient-noise-level","display_name":"Ambient noise level","score":0.4420422613620758},{"id":"https://openalex.org/keywords/covert","display_name":"Covert","score":0.4299790561199188},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3785158693790436},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.32199883460998535},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.1959007978439331},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.10018864274024963}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6789600253105164},{"id":"https://openalex.org/C2779079576","wikidata":"https://www.wikidata.org/wiki/Q17092823","display_name":"Jamming","level":2,"score":0.6408336162567139},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.5112442970275879},{"id":"https://openalex.org/C2778707766","wikidata":"https://www.wikidata.org/wiki/Q202064","display_name":"Phone","level":2,"score":0.4871329963207245},{"id":"https://openalex.org/C11930861","wikidata":"https://www.wikidata.org/wiki/Q181417","display_name":"Frequency modulation","level":3,"score":0.47847315669059753},{"id":"https://openalex.org/C205312793","wikidata":"https://www.wikidata.org/wiki/Q16002801","display_name":"Ambient noise level","level":3,"score":0.4420422613620758},{"id":"https://openalex.org/C2779338814","wikidata":"https://www.wikidata.org/wiki/Q5179285","display_name":"Covert","level":2,"score":0.4299790561199188},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3785158693790436},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.32199883460998535},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.1959007978439331},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.10018864274024963},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0},{"id":"https://openalex.org/C203718221","wikidata":"https://www.wikidata.org/wiki/Q491713","display_name":"Sound (geography)","level":2,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc42927.2021.9500456","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc42927.2021.9500456","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2021 - IEEE International Conference on Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","score":0.7099999785423279,"id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W2027447016","https://openalex.org/W2041568091","https://openalex.org/W2077250325","https://openalex.org/W2078400477","https://openalex.org/W2170451505","https://openalex.org/W2557512219","https://openalex.org/W2751902866","https://openalex.org/W2766001563","https://openalex.org/W2792305117","https://openalex.org/W2923400712","https://openalex.org/W2953421800","https://openalex.org/W2962751765","https://openalex.org/W2991504276","https://openalex.org/W3030359475","https://openalex.org/W4300824008","https://openalex.org/W6749284502"],"related_works":["https://openalex.org/W4385749699","https://openalex.org/W4321636731","https://openalex.org/W4210390481","https://openalex.org/W4321251575","https://openalex.org/W4323644265","https://openalex.org/W4377079818","https://openalex.org/W4300978607","https://openalex.org/W4288781965","https://openalex.org/W2954319668","https://openalex.org/W2350054175"],"abstract_inverted_index":{"Unauthorized":[0],"voice":[1],"recording":[2,47,56,100],"via":[3],"smartphones":[4],"can":[5,97,124],"leak":[6],"the":[7,23,29,35,45,55,64,73,82,120,128,154,158,164,181,188,221,232],"talking":[8],"content":[9],"stealthily.":[10],"This":[11],"would":[12],"be":[13,79,125],"a":[14,90,102,177,191],"serious":[15],"security":[16],"threat":[17],"to":[18,27,34,43,135,175,179],"those":[19],"individuals,":[20],"enterprises":[21],"and":[22,72,161],"government":[24],"who":[25],"need":[26],"keep":[28],"conversation":[30,71],"confidential.":[31],"Furthermore,":[32],"due":[33],"size":[36],"miniaturization":[37],"of":[38,75,107,235],"smartphones,":[39],"it":[40,132],"is":[41,110,133,146],"hard":[42],"find":[44],"covert":[46,108],"from":[48],"malicious":[49],"attendees.":[50],"Existing":[51],"solutions":[52],"usually":[53],"jam":[54],"with":[57,70,209],"audible":[58,65,121,159],"noise":[59,66,223],"or":[60],"electromagnetic":[61,76],"emitting.":[62],"However,":[63],"will":[67,78,156,205],"seriously":[68],"interfere":[69],"effect":[74,194],"emitting":[77],"limited":[80],"by":[81,112],"distance.":[83,104],"In":[84],"this":[85,144],"paper,":[86],"we":[87,169],"propose":[88],"UltraArray,":[89],"pioneering":[91],"silent":[92],"ultrasonic":[93,138,165],"anti-recording":[94],"jammer,":[95],"which":[96,117,219],"covertly":[98],"block":[99],"for":[101,200],"long":[103],"The":[105,140,151,167,184],"principle":[106],"blocking":[109],"inspired":[111],"acoustic":[113],"parametric":[114],"array":[115,174],"theory,":[116],"suggests":[118],"that":[119,187],"frequency":[122,160],"wave":[123],"spread":[126,180],"through":[127],"air":[129],"silently":[130],"while":[131],"modulated":[134],"an":[136,172],"inaudible":[137],"frequency.":[139,166],"modulation":[141],"used":[142],"in":[143],"paper":[145],"double":[147],"sideband":[148],"(DSB)":[149],"modulation.":[150],"microphone":[152],"on":[153,195,216],"phone":[155],"record":[157],"filtering":[162],"out":[163],"jammer":[168],"developed":[170],"uses":[171],"acoustics":[173],"form":[176],"beam":[178],"signal":[182],"further.":[183],"evaluation":[185],"shows":[186],"device":[189],"has":[190,220],"good":[192],"jamming":[193],"more":[196,210],"than":[197,211],"5":[198],"meters":[199,213],"most":[201],"Android":[202],"smartphones.":[203],"It":[204],"also":[206],"work":[207],"well":[208],"2.5":[212],"effective":[214],"distance":[215],"iPhone":[217],"XR,":[218],"active":[222],"control":[224],"(ANC)":[225],"function.":[226],"Those":[227],"results":[228],"achieve":[229],"ten":[230],"times":[231],"interference":[233],"ability":[234],"existing":[236],"solutions.":[237]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":16},{"year":2022,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
