{"id":"https://openalex.org/W3117470240","doi":"https://doi.org/10.1109/jiot.2020.3046324","title":"Hybrid Power Management System for LoRa Communication Using Renewable Energy","display_name":"Hybrid Power Management System for LoRa Communication Using Renewable Energy","publication_year":2020,"publication_date":"2020-12-22","ids":{"openalex":"https://openalex.org/W3117470240","doi":"https://doi.org/10.1109/jiot.2020.3046324","mag":"3117470240"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2020.3046324","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2020.3046324","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","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/A5010788622","display_name":"Adrian I. Petrariu","orcid":"https://orcid.org/0000-0002-6188-5610"},"institutions":[{"id":"https://openalex.org/I12012874","display_name":"\u015etefan cel Mare University of Suceava","ror":"https://ror.org/035pkj773","country_code":"RO","type":"education","lineage":["https://openalex.org/I12012874"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Adrian I. Petrariu","raw_affiliation_strings":["MANSiD Research Center, Stefan cel Mare University of Suceava, Suceava, Romania"],"raw_orcid":"https://orcid.org/0000-0002-6188-5610","affiliations":[{"raw_affiliation_string":"MANSiD Research Center, Stefan cel Mare University of Suceava, Suceava, Romania","institution_ids":["https://openalex.org/I12012874"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042957051","display_name":"Alexandru Lavric","orcid":"https://orcid.org/0000-0001-7734-4854"},"institutions":[{"id":"https://openalex.org/I12012874","display_name":"\u015etefan cel Mare University of Suceava","ror":"https://ror.org/035pkj773","country_code":"RO","type":"education","lineage":["https://openalex.org/I12012874"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Alexandru Lavric","raw_affiliation_strings":["Stefan cel Mare University of Suceava, Suceava, Romania"],"raw_orcid":"https://orcid.org/0000-0001-7734-4854","affiliations":[{"raw_affiliation_string":"Stefan cel Mare University of Suceava, Suceava, Romania","institution_ids":["https://openalex.org/I12012874"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040773076","display_name":"Eugen Coca","orcid":"https://orcid.org/0000-0002-9667-6245"},"institutions":[{"id":"https://openalex.org/I12012874","display_name":"\u015etefan cel Mare University of Suceava","ror":"https://ror.org/035pkj773","country_code":"RO","type":"education","lineage":["https://openalex.org/I12012874"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Eugen Coca","raw_affiliation_strings":["Stefan cel Mare University of Suceava, Suceava, Romania"],"raw_orcid":"https://orcid.org/0000-0002-9667-6245","affiliations":[{"raw_affiliation_string":"Stefan cel Mare University of Suceava, Suceava, Romania","institution_ids":["https://openalex.org/I12012874"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055368259","display_name":"Valentin Popa","orcid":"https://orcid.org/0000-0003-2437-6689"},"institutions":[{"id":"https://openalex.org/I12012874","display_name":"\u015etefan cel Mare University of Suceava","ror":"https://ror.org/035pkj773","country_code":"RO","type":"education","lineage":["https://openalex.org/I12012874"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Valentin Popa","raw_affiliation_strings":["MANSiD Research Center, Stefan cel Mare University of Suceava, Suceava, Romania"],"raw_orcid":"https://orcid.org/0000-0003-2437-6689","affiliations":[{"raw_affiliation_string":"MANSiD Research Center, Stefan cel Mare University of Suceava, Suceava, Romania","institution_ids":["https://openalex.org/I12012874"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I12012874"],"apc_list":null,"apc_paid":null,"fwci":1.7691,"has_fulltext":false,"cited_by_count":34,"citation_normalized_percentile":{"value":0.85443228,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":99},"biblio":{"volume":"8","issue":"10","first_page":"8423","last_page":"8436"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9994999766349792,"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":0.9994999766349792,"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/T10663","display_name":"Advanced Battery Technologies Research","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive 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/T12079","display_name":"IoT Networks and Protocols","score":0.9986000061035156,"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/backup","display_name":"Backup","score":0.7213680744171143},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6893444061279297},{"id":"https://openalex.org/keywords/wireless-sensor-network","display_name":"Wireless sensor network","score":0.6379550695419312},{"id":"https://openalex.org/keywords/battery","display_name":"Battery (electricity)","score":0.6016730666160583},{"id":"https://openalex.org/keywords/power-management","display_name":"Power management","score":0.5199533700942993},{"id":"https://openalex.org/keywords/renewable-energy","display_name":"Renewable energy","score":0.5199474096298218},{"id":"https://openalex.org/keywords/energy-management","display_name":"Energy management","score":0.4846278131008148},{"id":"https://openalex.org/keywords/energy-storage","display_name":"Energy storage","score":0.482019305229187},{"id":"https://openalex.org/keywords/sensor-node","display_name":"Sensor node","score":0.46782225370407104},{"id":"https://openalex.org/keywords/energy-management-system","display_name":"Energy management system","score":0.4454532265663147},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.44465380907058716},{"id":"https://openalex.org/keywords/photovoltaic-system","display_name":"Photovoltaic system","score":0.43011438846588135},{"id":"https://openalex.org/keywords/default-gateway","display_name":"Default gateway","score":0.42797422409057617},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.40624281764030457},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.36585110425949097},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.35814064741134644},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.34452852606773376},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.31341075897216797},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.26669156551361084},{"id":"https://openalex.org/keywords/key-distribution-in-wireless-sensor-networks","display_name":"Key distribution in wireless sensor networks","score":0.26043757796287537},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.205879807472229},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17888766527175903}],"concepts":[{"id":"https://openalex.org/C2780945871","wikidata":"https://www.wikidata.org/wiki/Q194274","display_name":"Backup","level":2,"score":0.7213680744171143},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6893444061279297},{"id":"https://openalex.org/C24590314","wikidata":"https://www.wikidata.org/wiki/Q336038","display_name":"Wireless sensor network","level":2,"score":0.6379550695419312},{"id":"https://openalex.org/C555008776","wikidata":"https://www.wikidata.org/wiki/Q267298","display_name":"Battery (electricity)","level":3,"score":0.6016730666160583},{"id":"https://openalex.org/C2778774385","wikidata":"https://www.wikidata.org/wiki/Q4437810","display_name":"Power management","level":3,"score":0.5199533700942993},{"id":"https://openalex.org/C188573790","wikidata":"https://www.wikidata.org/wiki/Q12705","display_name":"Renewable energy","level":2,"score":0.5199474096298218},{"id":"https://openalex.org/C7817414","wikidata":"https://www.wikidata.org/wiki/Q1779504","display_name":"Energy management","level":3,"score":0.4846278131008148},{"id":"https://openalex.org/C73916439","wikidata":"https://www.wikidata.org/wiki/Q837718","display_name":"Energy storage","level":3,"score":0.482019305229187},{"id":"https://openalex.org/C111185680","wikidata":"https://www.wikidata.org/wiki/Q3866206","display_name":"Sensor node","level":5,"score":0.46782225370407104},{"id":"https://openalex.org/C2781260460","wikidata":"https://www.wikidata.org/wiki/Q6139999","display_name":"Energy management system","level":4,"score":0.4454532265663147},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.44465380907058716},{"id":"https://openalex.org/C41291067","wikidata":"https://www.wikidata.org/wiki/Q1897785","display_name":"Photovoltaic system","level":2,"score":0.43011438846588135},{"id":"https://openalex.org/C187713609","wikidata":"https://www.wikidata.org/wiki/Q2465461","display_name":"Default gateway","level":2,"score":0.42797422409057617},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.40624281764030457},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.36585110425949097},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.35814064741134644},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.34452852606773376},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.31341075897216797},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.26669156551361084},{"id":"https://openalex.org/C41971633","wikidata":"https://www.wikidata.org/wiki/Q6398155","display_name":"Key distribution in wireless sensor networks","level":4,"score":0.26043757796287537},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.205879807472229},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17888766527175903},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","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/jiot.2020.3046324","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2020.3046324","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.8999999761581421,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W1568287592","https://openalex.org/W1864284875","https://openalex.org/W1979615005","https://openalex.org/W1992725137","https://openalex.org/W1998081886","https://openalex.org/W2017727120","https://openalex.org/W2046672513","https://openalex.org/W2049374501","https://openalex.org/W2074003832","https://openalex.org/W2102456304","https://openalex.org/W2110936068","https://openalex.org/W2117175221","https://openalex.org/W2119548540","https://openalex.org/W2126610593","https://openalex.org/W2129656202","https://openalex.org/W2147993673","https://openalex.org/W2160001753","https://openalex.org/W2339519091","https://openalex.org/W2498075763","https://openalex.org/W2575265508","https://openalex.org/W2579257878","https://openalex.org/W2592123986","https://openalex.org/W2600639556","https://openalex.org/W2752686884","https://openalex.org/W2757433926","https://openalex.org/W2762305799","https://openalex.org/W2765322180","https://openalex.org/W2783644793","https://openalex.org/W2790034449","https://openalex.org/W2796563332","https://openalex.org/W2803104409","https://openalex.org/W2807981967","https://openalex.org/W2809714378","https://openalex.org/W2884657991","https://openalex.org/W2898668801","https://openalex.org/W2903076712","https://openalex.org/W2906708237","https://openalex.org/W2920009094","https://openalex.org/W2996292582","https://openalex.org/W3000180903","https://openalex.org/W3045400978","https://openalex.org/W6679166289"],"related_works":["https://openalex.org/W2354830553","https://openalex.org/W3203651959","https://openalex.org/W3006517340","https://openalex.org/W2367340787","https://openalex.org/W810263790","https://openalex.org/W2045955371","https://openalex.org/W3154528712","https://openalex.org/W2152994296","https://openalex.org/W1588909336","https://openalex.org/W2363409144"],"abstract_inverted_index":{"Energy":[0],"management":[1,103,175],"efficiency":[2],"is":[3,38,163,206,230],"a":[4,15,75,90,95,117,123,126,130,144,160,179,188],"topical":[5],"issue":[6],"for":[7,181,187],"Internet":[8],"of":[9,34,55,66,89,159,192,221,238],"Things":[10],"(IoT)":[11],"sensor":[12,16,69,92,162],"networks":[13],"because":[14],"can":[17,51,80,106],"be":[18,107,185],"placed":[19],"in":[20,143,197,243],"harsh":[21],"or":[22],"hardly":[23],"accessible":[24],"places":[25],"and":[26,87,100,129,139,209,236],"must":[27],"transmit":[28],"data":[29,45],"without":[30,218],"maintenance.":[31],"One":[32],"characteristic":[33],"the":[35,39,44,53,56,63,67,85,110,150,156,166,170,182,203,219,223],"LoRa":[36],"technology":[37],"high":[40],"current":[41,49],"peaks":[42,50],"during":[43,72],"transmission":[46],"procedure.":[47],"These":[48],"decrease":[52],"lifetime":[54,158],"conventional":[57,64],"power":[58,174,216],"sources.":[59],"Thus,":[60],"to":[61,154,164,184],"protect":[62],"battery":[65,136,157],"wireless":[68],"from":[70],"degradation":[71],"fast":[73],"discharging,":[74],"hybrid":[76,96,173,215],"energy":[77,97,102],"storage":[78,98],"system":[79,99,176],"help.":[81],"This":[82],"article":[83],"presents":[84],"design":[86],"development":[88],"LoRaWAN":[91,161],"powered":[93,186],"by":[94],"an":[101,244],"solution":[104,114,153,180],"that":[105],"integrated":[108],"into":[109],"node.":[111],"The":[112,226],"novel":[113],"presented":[115],"integrates":[116],"330-mW":[118],"photovoltaic":[119],"(PV)":[120],"panel":[121,205],"as":[122,137,149],"main":[124],"source,":[125],"4-F":[127],"supercapacitor":[128],"230-mA":[131],"small":[132],"form":[133],"factor":[134],"Lithium":[135],"backup":[138],"it":[140],"was":[141],"tested":[142],"real":[145],"IoT":[146],"application.":[147],"Currently,":[148],"most":[151],"used":[152],"increase":[155],"reduce":[165],"communication":[167,224,228],"time":[168],"with":[169,178,214,234,241],"Gateway,":[171],"our":[172],"comes":[177],"node":[183],"very":[189],"long":[190],"period":[191],"more":[193,210,237],"than":[194,211],"two":[195],"years":[196,213],"worst":[198],"case":[199],"scenario":[200],"configuration":[201],"when":[202],"PV":[204],"not":[207],"installed":[208],"ten":[212],"solution,":[217],"compromise":[220],"reducing":[222],"time.":[225],"achieved":[227],"distance":[229],"about":[231],"580":[232],"m":[233],"SF7":[235],"2":[239],"km":[240],"SF12":[242],"urban":[245],"area.":[246]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":10},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":5}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}