{"id":"https://openalex.org/W2841260749","doi":"https://doi.org/10.1109/lcomm.2018.2854587","title":"Device-Free Motion Detection via On-the-Air LTE Signals","display_name":"Device-Free Motion Detection via On-the-Air LTE Signals","publication_year":2018,"publication_date":"2018-07-09","ids":{"openalex":"https://openalex.org/W2841260749","doi":"https://doi.org/10.1109/lcomm.2018.2854587","mag":"2841260749"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2018.2854587","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2018.2854587","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","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":"https://openalex.org/A5041925171","display_name":"Sanjia Xu","orcid":"https://orcid.org/0000-0002-3411-5151"},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Sanjia Xu","raw_affiliation_strings":["School of Electronics and Information Engineering, Beihang University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Electronics and Information Engineering, Beihang University, Beijing, China","institution_ids":["https://openalex.org/I82880672"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002515189","display_name":"Yafei Tian","orcid":"https://orcid.org/0000-0003-4339-8285"},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yafei Tian","raw_affiliation_strings":["School of Electronics and Information Engineering, Beihang University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Electronics and Information Engineering, Beihang University, Beijing, China","institution_ids":["https://openalex.org/I82880672"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5041925171"],"corresponding_institution_ids":["https://openalex.org/I82880672"],"apc_list":null,"apc_paid":null,"fwci":0.7725,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.73590151,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":97},"biblio":{"volume":"22","issue":"9","first_page":"1934","last_page":"1937"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9998999834060669,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9995999932289124,"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9994000196456909,"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/computer-science","display_name":"Computer science","score":0.6110381484031677},{"id":"https://openalex.org/keywords/motion","display_name":"Motion (physics)","score":0.45529675483703613},{"id":"https://openalex.org/keywords/motion-detection","display_name":"Motion detection","score":0.42037302255630493},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.35925284028053284},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.34335291385650635},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.25329655408859253}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6110381484031677},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.45529675483703613},{"id":"https://openalex.org/C2780624872","wikidata":"https://www.wikidata.org/wiki/Q852453","display_name":"Motion detection","level":3,"score":0.42037302255630493},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.35925284028053284},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.34335291385650635},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.25329655408859253}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2018.2854587","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2018.2854587","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6159284750","display_name":null,"funder_award_id":"61429101","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8437313759","display_name":null,"funder_award_id":"61371077","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1894623711","https://openalex.org/W2129045955","https://openalex.org/W2141336889","https://openalex.org/W2145417574","https://openalex.org/W2340862004","https://openalex.org/W2570080371","https://openalex.org/W2591820339","https://openalex.org/W2786484969","https://openalex.org/W2997125510","https://openalex.org/W6680772378"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W2382290278","https://openalex.org/W2478288626","https://openalex.org/W2017155773","https://openalex.org/W188808486","https://openalex.org/W3158873841"],"abstract_inverted_index":{"Wireless":[0],"signals":[1],"not":[2],"only":[3],"carry":[4],"the":[5,12,27,33,43,53,72,91,104,107,111,117,120,138],"information":[6,13],"of":[7,14,19,29,35,45,97,106,119],"data":[8],"but":[9],"also":[10],"encode":[11],"propagation":[15],"environments.":[16],"The":[17,95,123],"motion":[18],"an":[20],"object":[21,75,100],"can":[22],"be":[23],"sensed":[24],"by":[25,103,116],"analyzing":[26],"variation":[28],"channel-state":[30],"information.":[31],"Combining":[32],"function":[34],"wireless":[36,65],"sensing":[37],"and":[38,55,89,110,126,131],"communication":[39],"will":[40],"further":[41],"enhance":[42],"capability":[44],"smartphones.":[46],"LTE":[47,78,87],"signal,":[48],"which":[49],"is":[50,56,59,101,114],"always":[51],"on":[52],"air":[54],"seamlessly":[57],"covered,":[58],"a":[60,82,98],"perfect":[61],"external":[62],"illuminator":[63],"for":[64],"sensing.":[66],"In":[67],"this":[68],"letter,":[69],"we":[70],"study":[71],"device-free":[73],"moving":[74,99,112],"detection":[76,124],"via":[77],"signals.":[79],"We":[80],"build":[81],"prototype":[83],"to":[84,136],"receive":[85],"on-the-air":[86],"signal":[88],"extract":[90],"real-time":[92],"channel":[93],"response.":[94],"existence":[96],"recognized":[102],"amplitude":[105],"interfered":[108],"multipath,":[109],"speed":[113],"derived":[115],"phase":[118],"dynamic":[121],"reflection.":[122],"probability":[125],"discovery":[127],"region":[128],"are":[129,134],"investigated,":[130],"field":[132],"experiments":[133],"conducted":[135],"validate":[137],"analyses.":[139]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2022,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
