{"id":"https://openalex.org/W3006406380","doi":"https://doi.org/10.1109/jetcas.2020.2973814","title":"SoftCharge: Software Defined Multi-Device Wireless Charging Over Large Surfaces","display_name":"SoftCharge: Software Defined Multi-Device Wireless Charging Over Large Surfaces","publication_year":2020,"publication_date":"2020-02-13","ids":{"openalex":"https://openalex.org/W3006406380","doi":"https://doi.org/10.1109/jetcas.2020.2973814","mag":"3006406380"},"language":"en","primary_location":{"id":"doi:10.1109/jetcas.2020.2973814","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jetcas.2020.2973814","pdf_url":null,"source":{"id":"https://openalex.org/S142323794","display_name":"IEEE Journal on Emerging and Selected Topics in Circuits and Systems","issn_l":"2156-3357","issn":["2156-3357","2156-3365"],"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 Journal on Emerging and Selected Topics in Circuits and 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":"https://openalex.org/A5101661976","display_name":"Kai Li","orcid":"https://orcid.org/0000-0002-2977-4152"},"institutions":[{"id":"https://openalex.org/I12912129","display_name":"Northeastern University","ror":"https://ror.org/04t5xt781","country_code":"US","type":"education","lineage":["https://openalex.org/I12912129"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Kai Li","raw_affiliation_strings":["Northeastern University, Boston, USA"],"affiliations":[{"raw_affiliation_string":"Northeastern University, Boston, USA","institution_ids":["https://openalex.org/I12912129"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044075492","display_name":"Ufuk Muncuk","orcid":"https://orcid.org/0000-0001-5322-6159"},"institutions":[{"id":"https://openalex.org/I12912129","display_name":"Northeastern University","ror":"https://ror.org/04t5xt781","country_code":"US","type":"education","lineage":["https://openalex.org/I12912129"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ufuk Muncuk","raw_affiliation_strings":["Northeastern University, Boston, USA"],"affiliations":[{"raw_affiliation_string":"Northeastern University, Boston, USA","institution_ids":["https://openalex.org/I12912129"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085088065","display_name":"M. Yousof Naderi","orcid":"https://orcid.org/0000-0002-7911-8874"},"institutions":[{"id":"https://openalex.org/I12912129","display_name":"Northeastern University","ror":"https://ror.org/04t5xt781","country_code":"US","type":"education","lineage":["https://openalex.org/I12912129"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M. Yousof Naderi","raw_affiliation_strings":["Northeastern University, Boston, USA"],"affiliations":[{"raw_affiliation_string":"Northeastern University, Boston, USA","institution_ids":["https://openalex.org/I12912129"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080483470","display_name":"Kaushik Chowdhury","orcid":"https://orcid.org/0000-0002-3570-2622"},"institutions":[{"id":"https://openalex.org/I12912129","display_name":"Northeastern University","ror":"https://ror.org/04t5xt781","country_code":"US","type":"education","lineage":["https://openalex.org/I12912129"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kaushik Roy Chowdhury","raw_affiliation_strings":["Northeastern University, Boston, USA"],"affiliations":[{"raw_affiliation_string":"Northeastern University, Boston, USA","institution_ids":["https://openalex.org/I12912129"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101661976"],"corresponding_institution_ids":["https://openalex.org/I12912129"],"apc_list":null,"apc_paid":null,"fwci":0.5137,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.63349617,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"10","issue":"1","first_page":"38","last_page":"51"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":1.0,"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":1.0,"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/T11249","display_name":"Wireless Power Transfer Systems","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/T10069","display_name":"Antenna Design and Analysis","score":0.9954000115394592,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/tile","display_name":"Tile","score":0.8897800445556641},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.5752893090248108},{"id":"https://openalex.org/keywords/inductive-charging","display_name":"Inductive charging","score":0.5626282691955566},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.5523180365562439},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5089681148529053},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.49808788299560547},{"id":"https://openalex.org/keywords/electromagnetic-coil","display_name":"Electromagnetic coil","score":0.454036682844162},{"id":"https://openalex.org/keywords/wireless-power-transfer","display_name":"Wireless power transfer","score":0.4233059883117676},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.40891513228416443},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.3502640128135681},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.34936755895614624},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.17290940880775452},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14248397946357727},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.12443184852600098}],"concepts":[{"id":"https://openalex.org/C2780728851","wikidata":"https://www.wikidata.org/wiki/Q468402","display_name":"Tile","level":2,"score":0.8897800445556641},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.5752893090248108},{"id":"https://openalex.org/C2776199953","wikidata":"https://www.wikidata.org/wiki/Q2611270","display_name":"Inductive charging","level":3,"score":0.5626282691955566},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.5523180365562439},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5089681148529053},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.49808788299560547},{"id":"https://openalex.org/C30403606","wikidata":"https://www.wikidata.org/wiki/Q2981904","display_name":"Electromagnetic coil","level":2,"score":0.454036682844162},{"id":"https://openalex.org/C2779423816","wikidata":"https://www.wikidata.org/wiki/Q6856398","display_name":"Wireless power transfer","level":3,"score":0.4233059883117676},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.40891513228416443},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.3502640128135681},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.34936755895614624},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.17290940880775452},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14248397946357727},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.12443184852600098},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","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/jetcas.2020.2973814","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jetcas.2020.2973814","pdf_url":null,"source":{"id":"https://openalex.org/S142323794","display_name":"IEEE Journal on Emerging and Selected Topics in Circuits and Systems","issn_l":"2156-3357","issn":["2156-3357","2156-3365"],"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 Journal on Emerging and Selected Topics in Circuits and Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8700000047683716,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W1505165180","https://openalex.org/W1585879837","https://openalex.org/W1772181723","https://openalex.org/W1963954804","https://openalex.org/W1968906006","https://openalex.org/W1971963448","https://openalex.org/W1985705155","https://openalex.org/W1986546508","https://openalex.org/W1992532161","https://openalex.org/W1994595659","https://openalex.org/W2021776814","https://openalex.org/W2030248980","https://openalex.org/W2037607002","https://openalex.org/W2056752855","https://openalex.org/W2068582514","https://openalex.org/W2084004772","https://openalex.org/W2107319425","https://openalex.org/W2128660367","https://openalex.org/W2162626446","https://openalex.org/W2172366517","https://openalex.org/W2185036493","https://openalex.org/W2323178809","https://openalex.org/W2541537854","https://openalex.org/W2579114594","https://openalex.org/W2611427051","https://openalex.org/W2621390870","https://openalex.org/W2900734216","https://openalex.org/W2903090610","https://openalex.org/W2986786796","https://openalex.org/W3010007208","https://openalex.org/W3102522281","https://openalex.org/W3105796054","https://openalex.org/W3120000827","https://openalex.org/W6635170509","https://openalex.org/W6684067515","https://openalex.org/W6768470938"],"related_works":["https://openalex.org/W2966820092","https://openalex.org/W2905497009","https://openalex.org/W2598296671","https://openalex.org/W1519462296","https://openalex.org/W4312472697","https://openalex.org/W3165835672","https://openalex.org/W2026564313","https://openalex.org/W2560290212","https://openalex.org/W3215070027","https://openalex.org/W3041733854"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"a":[3,7,12,134,142,172,196,207],"method":[4,148],"for":[5],"converting":[6],"large":[8],"existing":[9,89],"surface":[10],"into":[11],"programmable":[13,80],"wireless":[14,52],"charger,":[15],"capable":[16],"of":[17,30,48,113,158,174,200],"distributing":[18],"energy":[19,41,74,101,114,128,175],"efficiently":[20],"at":[21],"multiple":[22,184],"locations":[23],"on":[24,62,181],"demand":[25],"and":[26,140,147,163,177,192],"charge":[27],"different":[28],"types":[29],"devices.":[31],"The":[32,65],"key":[33],"innovation":[34],"here":[35],"is":[36],"to":[37,96,130,137,160],"combine":[38],"magnetic":[39,57],"resonance-based":[40],"transfer":[42],"with":[43,91,122],"the":[44,56,63,97,106,111,156],"so":[45],"called":[46,68],"concept":[47],"`energy":[49],"hopping'":[50],"across":[51],"inter-connected":[53],"coils,":[54],"where":[55,133],"fields":[58],"are":[59,78],"carefully":[60],"shaped":[61],"fly.":[64],"overall":[66],"framework,":[67],"SoftCharge,":[69],"has":[70],"three":[71],"components:":[72],"(i)":[73],"tiles":[75,116,132,176],"(ETs),":[76],"which":[77],"individual":[79],"coil":[81],"units":[82],"that":[83,109,154],"can":[84],"be":[85,138,161],"attached":[86],"underneath":[87],"an":[88],"table":[90],"AC":[92],"mains":[93],"supply":[94],"only":[95],"master":[98,107],"tile,":[99,108],"(ii)":[100],"shaping":[102],"algorithm":[103],"executed":[104,149],"by":[105],"shapes":[110],"flow":[112],"over":[115,206],"through":[117],"real-time":[118],"impedance":[119],"adjustment":[120],"combined":[121],"selective":[123],"power":[124],"blocking,":[125],"creating":[126],"optimal":[127],"paths":[129],"specific":[131],"device":[135,159],"needs":[136],"charged,":[139],"(iii)":[141],"resonance":[143],"sensing":[144],"architecture":[145],"design":[146],"in":[150,195],"each":[151],"given":[152],"tile":[153],"detects":[155],"type":[157],"charged":[162],"its":[164],"location":[165],"without":[166],"any":[167],"direct":[168],"feedback.":[169],"We":[170],"build":[171],"prototype":[173],"provide":[178],"experimental":[179],"results":[180],"SoftCharge":[182],"charging":[183,198],"COTS":[185],"devices":[186],"like":[187],"mobile":[188],"phones,":[189],"laptops,":[190],"tablets,":[191],"drones,":[193],"resulting":[194],"maximum":[197],"rate":[199],"23":[201],"W":[202],"up-to":[203],"20":[204],"cm":[205],"larger":[208],"surface.":[209]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}