{"id":"https://openalex.org/W4403863304","doi":"https://doi.org/10.1109/tmc.2024.3487835","title":"LoRadar: An Efficient LoRa Channel Occupancy Acquirer Based on Cross-Channel Scanning","display_name":"LoRadar: An Efficient LoRa Channel Occupancy Acquirer Based on Cross-Channel Scanning","publication_year":2024,"publication_date":"2024-10-29","ids":{"openalex":"https://openalex.org/W4403863304","doi":"https://doi.org/10.1109/tmc.2024.3487835"},"language":"en","primary_location":{"id":"doi:10.1109/tmc.2024.3487835","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmc.2024.3487835","pdf_url":null,"source":{"id":"https://openalex.org/S69141925","display_name":"IEEE Transactions on Mobile Computing","issn_l":"1536-1233","issn":["1536-1233","1558-0660","2161-9875"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer 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 Transactions on Mobile Computing","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/A5060249411","display_name":"Xiaolong Zheng","orcid":"https://orcid.org/0000-0001-7950-6773"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaolong Zheng","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","Beijing Key Laboratory of Intelligent Telecommunication Software and MultimediaBeijing University of Posts and Telecommunications"],"raw_orcid":"https://orcid.org/0000-0001-7950-6773","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Beijing Key Laboratory of Intelligent Telecommunication Software and MultimediaBeijing University of Posts and Telecommunications","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Fu Yu","orcid":"https://orcid.org/0009-0003-3717-3319"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fu Yu","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","Beijing Key Laboratory of Intelligent Telecommunication Software and MultimediaBeijing University of Posts and Telecommunications"],"raw_orcid":"https://orcid.org/0009-0003-3717-3319","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Beijing Key Laboratory of Intelligent Telecommunication Software and MultimediaBeijing University of Posts and Telecommunications","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100322368","display_name":"Liang Liu","orcid":"https://orcid.org/0000-0002-5040-2468"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liang Liu","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","Beijing Key Laboratory of Intelligent Telecommunication Software and MultimediaBeijing University of Posts and Telecommunications"],"raw_orcid":"https://orcid.org/0000-0002-5040-2468","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Beijing Key Laboratory of Intelligent Telecommunication Software and MultimediaBeijing University of Posts and Telecommunications","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100710713","display_name":"Huad\u00f3ng Ma","orcid":"https://orcid.org/0000-0002-7199-5047"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huadong Ma","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","Beijing Key Laboratory of Intelligent Telecommunication Software and MultimediaBeijing University of Posts and Telecommunications"],"raw_orcid":"https://orcid.org/0000-0002-7199-5047","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Beijing Key Laboratory of Intelligent Telecommunication Software and MultimediaBeijing University of Posts and Telecommunications","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":0.3632,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.6070226,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":96},"biblio":{"volume":"24","issue":"3","first_page":"1699","last_page":"1714"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12079","display_name":"IoT Networks and Protocols","score":0.9919000267982483,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9919000267982483,"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/T12801","display_name":"Bluetooth and Wireless Communication Technologies","score":0.9304999709129333,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7230759859085083},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.658111572265625},{"id":"https://openalex.org/keywords/occupancy","display_name":"Occupancy","score":0.6386880278587341},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5338218212127686}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7230759859085083},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.658111572265625},{"id":"https://openalex.org/C160331591","wikidata":"https://www.wikidata.org/wiki/Q7075743","display_name":"Occupancy","level":2,"score":0.6386880278587341},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5338218212127686},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tmc.2024.3487835","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmc.2024.3487835","pdf_url":null,"source":{"id":"https://openalex.org/S69141925","display_name":"IEEE Transactions on Mobile Computing","issn_l":"1536-1233","issn":["1536-1233","1558-0660","2161-9875"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer 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 Transactions on Mobile Computing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.5899999737739563,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G6205500570","display_name":null,"funder_award_id":"62225204","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6287799790","display_name":null,"funder_award_id":"B18008","funder_id":"https://openalex.org/F4320327912","funder_display_name":"Higher Education Discipline Innovation Project"},{"id":"https://openalex.org/G6649852309","display_name":"\u8de8\u6280\u672f\u76f4\u63a5\u4e92\u8054\u5173\u952e\u6280\u672f\u7814\u7a76","funder_award_id":"62072050","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"},{"id":"https://openalex.org/F4320327912","display_name":"Higher Education Discipline Innovation Project","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":41,"referenced_works":["https://openalex.org/W2795262473","https://openalex.org/W2807981967","https://openalex.org/W2808039834","https://openalex.org/W2898730610","https://openalex.org/W2963062951","https://openalex.org/W2976715550","https://openalex.org/W2978511632","https://openalex.org/W2981919281","https://openalex.org/W2982338244","https://openalex.org/W3016103516","https://openalex.org/W3033228838","https://openalex.org/W3044663159","https://openalex.org/W3081896252","https://openalex.org/W3087772852","https://openalex.org/W3095355284","https://openalex.org/W3108269886","https://openalex.org/W3110234187","https://openalex.org/W3121206057","https://openalex.org/W3152586515","https://openalex.org/W3154730583","https://openalex.org/W3155146588","https://openalex.org/W3160130607","https://openalex.org/W3170628940","https://openalex.org/W3184172213","https://openalex.org/W3184837809","https://openalex.org/W3199688832","https://openalex.org/W3208435040","https://openalex.org/W3208459539","https://openalex.org/W3210679776","https://openalex.org/W3214172595","https://openalex.org/W4205707920","https://openalex.org/W4210582629","https://openalex.org/W4220957285","https://openalex.org/W4226193994","https://openalex.org/W4232579173","https://openalex.org/W4283212935","https://openalex.org/W4383988709","https://openalex.org/W4383988738","https://openalex.org/W4386260560","https://openalex.org/W4387212617","https://openalex.org/W6761505571"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W4282043467","https://openalex.org/W2105697914","https://openalex.org/W3093197249","https://openalex.org/W1968324288","https://openalex.org/W1540010871","https://openalex.org/W3023979140","https://openalex.org/W3177545769"],"abstract_inverted_index":{"LoRa":[0,28,49,151,160],"is":[1,14,29],"widely":[2],"deployed":[3,173],"for":[4,27],"various":[5],"applications.":[6],"Though":[7],"the":[8,11,15,24,33,72,81,85,100,106,110,120,125,148,167,192,201],"knowledge":[9],"of":[10,17,20,36,75,104,112,188],"channel":[12,25,50,73,101],"occupancy":[13,26,51,102],"prerequisite":[16],"many":[18],"aspects":[19],"network":[21],"management,":[22],"acquiring":[23],"challenging":[30],"due":[31],"to":[32,123,134,145,197,200],"large":[34],"number":[35],"possible":[37],"channels.":[38],"In":[39],"this":[40,90],"paper,":[41],"we":[42,92],"propose":[43],"<inline-formula><tex-math":[44,155,180],"notation=\"LaTeX\">${\\sf":[45,156,181],"LoRadar}$</tex-math></inline-formula>,":[46],"a":[47,67,94,130,142,185],"novel":[48],"acquirer":[52],"based":[53],"on":[54,89,158],"cross-channel":[55,95],"scanning.":[56],"Our":[57],"in-depth":[58],"study":[59],"finds":[60],"that":[61,98,179],"Channel":[62],"Activity":[63],"Detection":[64],"(CAD)":[65],"in":[66,84,166],"narrow":[68],"band":[69],"can":[70,183],"indicate":[71],"activities":[74],"wide":[76],"bands":[77],"because":[78],"they":[79],"have":[80],"same":[82],"slope":[83],"time-frequency":[86],"domain.":[87],"Based":[88],"finding,":[91],"design":[93,129,141],"scanning":[96],"mechanism":[97],"infers":[99],"states":[103],"all":[105],"overlapping":[107],"channels":[108],"by":[109,195],"distribution":[111,126,137],"CAD":[113,121,143],"results.":[114],"We":[115,139,153],"elaborately":[116],"select":[117],"and":[118,128,162,170,190],"adjust":[119],"settings":[122],"enhance":[124],"features":[127],"pattern":[131],"correction":[132],"method":[133],"cope":[135],"with":[136,147],"distortions.":[138],"also":[140],"scheduler":[144],"deal":[146],"low":[149],"duty-cycle":[150],"operations.":[152],"implement":[154],"LoRadar}$</tex-math></inline-formula>":[157,182],"commercial":[159],"platforms":[161],"evaluate":[163],"its":[164],"performance":[165],"indoor":[168],"testbed":[169],"two":[171],"outdoor":[172],"networks.":[174],"The":[175],"experimental":[176],"results":[177],"show":[178],"achieve":[184],"detection":[186],"accuracy":[187],"0.99":[189],"reduce":[191],"acquisition":[193],"overhead":[194],"up":[196],"90%,":[198],"compared":[199],"traversal-based":[202],"methods.":[203]},"counts_by_year":[{"year":2025,"cited_by_count":2}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}
