{"id":"https://openalex.org/W4417170769","doi":"https://doi.org/10.1109/gcwkshps68340.2025.11591081","title":"Sense-then-Charge: Wireless Power Transfer to Unresponsive Devices with Unknown Location","display_name":"Sense-then-Charge: Wireless Power Transfer to Unresponsive Devices with Unknown Location","publication_year":2025,"publication_date":"2025-12-08","ids":{"openalex":"https://openalex.org/W4417170769","doi":"https://doi.org/10.1109/gcwkshps68340.2025.11591081"},"language":"en","primary_location":{"id":"doi:10.1109/gcwkshps68340.2025.11591081","is_oa":false,"landing_page_url":"https://doi.org/10.1109/gcwkshps68340.2025.11591081","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Globecom Workshops (GC Wkshps)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2504.20580","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5092401257","display_name":"Amirhossein Azarbahram","orcid":"https://orcid.org/0009-0005-1494-5309"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Amirhossein Azarbahram","raw_affiliation_strings":["University of Oulu,Centre for Wireless Communications (CWC),Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Oulu,Centre for Wireless Communications (CWC),Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034968363","display_name":"Onel L. Alcaraz L\u00f3pez","orcid":"https://orcid.org/0000-0003-1838-5183"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Onel L. A. L\u00f3pez","raw_affiliation_strings":["University of Oulu,Centre for Wireless Communications (CWC),Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Oulu,Centre for Wireless Communications (CWC),Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067391848","display_name":"Richard Demo Souza","orcid":"https://orcid.org/0000-0002-7389-6245"},"institutions":[{"id":"https://openalex.org/I4104125","display_name":"Universidade Federal de Santa Catarina","ror":"https://ror.org/041akq887","country_code":"BR","type":"education","lineage":["https://openalex.org/I4104125"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Richard D. Souza","raw_affiliation_strings":["Federal University of Santa Catarina,Department of Electrical and Electronics Engineering,Florianopolis,Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Federal University of Santa Catarina,Department of Electrical and Electronics Engineering,Florianopolis,Brazil","institution_ids":["https://openalex.org/I4104125"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071289803","display_name":"Petar Popovski","orcid":"https://orcid.org/0000-0001-6195-4797"},"institutions":[{"id":"https://openalex.org/I891191580","display_name":"Aalborg University","ror":"https://ror.org/04m5j1k67","country_code":"DK","type":"education","lineage":["https://openalex.org/I891191580"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Petar Popovski","raw_affiliation_strings":["Aalborg University,Department of Electronic Systems,Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Aalborg University,Department of Electronic Systems,Denmark","institution_ids":["https://openalex.org/I891191580"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035872239","display_name":"Matti Latva\u2010aho","orcid":"https://orcid.org/0000-0002-6261-0969"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Matti Latva-Aho","raw_affiliation_strings":["University of Oulu,Centre for Wireless Communications (CWC),Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Oulu,Centre for Wireless Communications (CWC),Finland","institution_ids":["https://openalex.org/I98381234"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"26","last_page":"31"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.8137000203132629,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.8137000203132629,"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/T10986","display_name":"RFID technology advancements","score":0.07249999791383743,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.04690000042319298,"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/beamforming","display_name":"Beamforming","score":0.6812000274658203},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5895000100135803},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5752999782562256},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5752000212669373},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.5641000270843506},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.5236999988555908},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.49619999527931213},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.46160000562667847}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.6812000274658203},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6477000117301941},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5895000100135803},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5752999782562256},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5752000212669373},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.5641000270843506},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5479000210762024},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.5236999988555908},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.513700008392334},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.49619999527931213},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.46160000562667847},{"id":"https://openalex.org/C2779423816","wikidata":"https://www.wikidata.org/wiki/Q6856398","display_name":"Wireless power transfer","level":3,"score":0.45579999685287476},{"id":"https://openalex.org/C67186554","wikidata":"https://www.wikidata.org/wiki/Q17103352","display_name":"Maximum power transfer theorem","level":3,"score":0.4478999972343445},{"id":"https://openalex.org/C2776175482","wikidata":"https://www.wikidata.org/wiki/Q1195816","display_name":"Transfer (computing)","level":2,"score":0.44040000438690186},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.4120999872684479},{"id":"https://openalex.org/C557945733","wikidata":"https://www.wikidata.org/wiki/Q389772","display_name":"Data transmission","level":2,"score":0.4113999903202057},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.37459999322891235},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.33390000462532043},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.3336000144481659},{"id":"https://openalex.org/C2780385302","wikidata":"https://www.wikidata.org/wiki/Q367158","display_name":"Protocol (science)","level":3,"score":0.3287000060081482},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.2849000096321106},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.27950000762939453},{"id":"https://openalex.org/C2776250087","wikidata":"https://www.wikidata.org/wiki/Q16938869","display_name":"Power delay profile","level":5,"score":0.27149999141693115},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.2689000070095062},{"id":"https://openalex.org/C56685638","wikidata":"https://www.wikidata.org/wiki/Q2300474","display_name":"Power control","level":3,"score":0.2563999891281128},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.2515999972820282}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/gcwkshps68340.2025.11591081","is_oa":false,"landing_page_url":"https://doi.org/10.1109/gcwkshps68340.2025.11591081","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Globecom Workshops (GC Wkshps)","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2504.20580","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2504.20580","pdf_url":"https://arxiv.org/pdf/2504.20580","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"pmh:oai:pure.atira.dk:openaire/9ec9703e-ff91-4f66-9c3b-f6e2b6373fd3","is_oa":true,"landing_page_url":"https://vbn.aau.dk/da/publications/9ec9703e-ff91-4f66-9c3b-f6e2b6373fd3","pdf_url":null,"source":{"id":"https://openalex.org/S4306401731","display_name":"VBN Forskningsportal (Aalborg Universitet)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I891191580","host_organization_name":"Aalborg University","host_organization_lineage":["https://openalex.org/I891191580"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Azarbahram, A, L\u00f3pez, O L A, Souza, R D, Popovski, P & Latva-aho, M 2025 'Sense-then-Charge : Wireless Power Transfer to Unresponsive Devices with Unknown Location' arXiv. https://doi.org/10.48550/arXiv.2504.20580","raw_type":"workingPaper"},{"id":"doi:10.48550/arxiv.2504.20580","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2504.20580","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2504.20580","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2504.20580","pdf_url":"https://arxiv.org/pdf/2504.20580","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4417170769.pdf","grobid_xml":"https://content.openalex.org/works/W4417170769.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"This":[0],"paper":[1],"explores":[2],"a":[3,23,124],"multi-antenna":[4],"dual-functional":[5],"radio":[6],"frequency":[7],"(RF)":[8],"wireless":[9],"power":[10,31,141],"transfer":[11],"(WPT)":[12],"and":[13,38,51,66,71,87,104,119,130],"radar":[14],"system":[15,109],"to":[16,26],"charge":[17],"multiple":[18,68],"unresponsive":[19],"devices.":[20],"We":[21,44],"formulate":[22],"beamforming":[24],"problem":[25],"maximize":[27],"the":[28,33,55,58,76,80,108],"minimum":[29],"received":[30,77],"at":[32],"devices":[34,59],"without":[35],"prior":[36],"location":[37,56],"channel":[39],"state":[40],"information":[41],"(CSI)":[42],"knowledge.":[43],"propose":[45],"dividing":[46],"transmission":[47],"blocks":[48,100],"into":[49],"sensing":[50,64,103],"charging":[52,105],"phases.":[53],"First,":[54],"of":[57,99,127],"is":[60,95],"estimated":[61],"by":[62],"sending":[63],"signals":[65],"performing":[67],"signal":[69],"classification":[70],"least":[72],"square":[73],"estimation":[74],"on":[75,107],"echo.":[78],"Then,":[79],"estimations":[81],"are":[82],"used":[83],"for":[84,102],"CSI":[85],"prediction":[86],"RF-WPT":[88],"beamforming.":[89],"Simulation":[90],"results":[91],"reveal":[92],"that":[93],"there":[94],"an":[96],"optimal":[97],"number":[98,126],"allocated":[101],"depending":[106],"setup.":[110],"Our":[111],"sense-then-charge":[112],"(STC)":[113],"protocol":[114],"can":[115],"outperform":[116],"CSI-free":[117],"benchmarks":[118],"achieve":[120],"near-optimal":[121],"performance":[122],"with":[123],"sufficient":[125],"receive":[128],"antennas":[129,139],"transmit":[131],"power.":[132],"However,":[133],"STC":[134],"struggles":[135],"if":[136],"using":[137],"insufficient":[138],"or":[140],"as":[142],"device":[143],"numbers":[144],"grow.":[145]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
