{"id":"https://openalex.org/W3047770094","doi":"https://doi.org/10.1109/tcsi.2020.3012504","title":"Fully-Integrated Reconfigurable Charge Pump With Two-Dimensional Frequency Modulation for Self-Powered Internet-of-Things Applications","display_name":"Fully-Integrated Reconfigurable Charge Pump With Two-Dimensional Frequency Modulation for Self-Powered Internet-of-Things Applications","publication_year":2020,"publication_date":"2020-08-07","ids":{"openalex":"https://openalex.org/W3047770094","doi":"https://doi.org/10.1109/tcsi.2020.3012504","mag":"3047770094"},"language":"en","primary_location":{"id":"doi:10.1109/tcsi.2020.3012504","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2020.3012504","pdf_url":null,"source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"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 Transactions on Circuits and Systems I: Regular Papers","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/A5051347315","display_name":"Hao-Chung Cheng","orcid":"https://orcid.org/0000-0001-7298-9880"},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Hao-Chung Cheng","raw_affiliation_strings":["Institute of Electronics, National Chiao Tung University, Hsinchu, Taiwan"],"affiliations":[{"raw_affiliation_string":"Institute of Electronics, National Chiao Tung University, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I148366613"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048417768","display_name":"Wen-Yuan Tsai","orcid":null},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Wen-Yuan Tsai","raw_affiliation_strings":["Institute of Electronics, National Chiao Tung University, Hsinchu, Taiwan"],"affiliations":[{"raw_affiliation_string":"Institute of Electronics, National Chiao Tung University, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I148366613"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100763453","display_name":"Po-Han Chen","orcid":"https://orcid.org/0000-0001-5456-0124"},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Po-Han Chen","raw_affiliation_strings":["Institute of Electronics, National Chiao Tung University, Hsinchu, Taiwan"],"affiliations":[{"raw_affiliation_string":"Institute of Electronics, National Chiao Tung University, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I148366613"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023979061","display_name":"Po-Hung Chen","orcid":"https://orcid.org/0000-0001-9111-2822"},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Po-Hung Chen","raw_affiliation_strings":["Institute of Electronics, National Chiao Tung University, Hsinchu, Taiwan"],"affiliations":[{"raw_affiliation_string":"Institute of Electronics, National Chiao Tung University, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I148366613"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5051347315"],"corresponding_institution_ids":["https://openalex.org/I148366613"],"apc_list":null,"apc_paid":null,"fwci":2.0646,"has_fulltext":false,"cited_by_count":29,"citation_normalized_percentile":{"value":0.85799505,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":99},"biblio":{"volume":"67","issue":"11","first_page":"4132","last_page":"4141"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11230","display_name":"Innovative Energy Harvesting Technologies","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T11230","display_name":"Innovative Energy Harvesting Technologies","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9998000264167786,"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":0.9983000159263611,"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/pulse-frequency-modulation","display_name":"Pulse-frequency modulation","score":0.7804104089736938},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.5877182483673096},{"id":"https://openalex.org/keywords/charge-pump","display_name":"Charge pump","score":0.5692781805992126},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.5507147312164307},{"id":"https://openalex.org/keywords/photovoltaic-system","display_name":"Photovoltaic system","score":0.5334821939468384},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5266525745391846},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.48746228218078613},{"id":"https://openalex.org/keywords/energy-conversion-efficiency","display_name":"Energy conversion efficiency","score":0.4591395854949951},{"id":"https://openalex.org/keywords/capacitive-sensing","display_name":"Capacitive sensing","score":0.4498820900917053},{"id":"https://openalex.org/keywords/frequency-modulation","display_name":"Frequency modulation","score":0.44701942801475525},{"id":"https://openalex.org/keywords/pulse-width-modulation","display_name":"Pulse-width modulation","score":0.44279250502586365},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.44245487451553345},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.42750945687294006},{"id":"https://openalex.org/keywords/capacitor","display_name":"Capacitor","score":0.4212223291397095},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3898974359035492},{"id":"https://openalex.org/keywords/pulse-amplitude-modulation","display_name":"Pulse-amplitude modulation","score":0.36988770961761475},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.36259377002716064},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.3088614344596863},{"id":"https://openalex.org/keywords/pulse","display_name":"Pulse (music)","score":0.2571774423122406},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.20984280109405518},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.11796599626541138},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.07096260786056519}],"concepts":[{"id":"https://openalex.org/C150251571","wikidata":"https://www.wikidata.org/wiki/Q2066418","display_name":"Pulse-frequency modulation","level":5,"score":0.7804104089736938},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.5877182483673096},{"id":"https://openalex.org/C114825011","wikidata":"https://www.wikidata.org/wiki/Q440704","display_name":"Charge pump","level":4,"score":0.5692781805992126},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.5507147312164307},{"id":"https://openalex.org/C41291067","wikidata":"https://www.wikidata.org/wiki/Q1897785","display_name":"Photovoltaic system","level":2,"score":0.5334821939468384},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5266525745391846},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.48746228218078613},{"id":"https://openalex.org/C206991015","wikidata":"https://www.wikidata.org/wiki/Q192704","display_name":"Energy conversion efficiency","level":2,"score":0.4591395854949951},{"id":"https://openalex.org/C206755178","wikidata":"https://www.wikidata.org/wiki/Q1131271","display_name":"Capacitive sensing","level":2,"score":0.4498820900917053},{"id":"https://openalex.org/C11930861","wikidata":"https://www.wikidata.org/wiki/Q181417","display_name":"Frequency modulation","level":3,"score":0.44701942801475525},{"id":"https://openalex.org/C92746544","wikidata":"https://www.wikidata.org/wiki/Q585184","display_name":"Pulse-width modulation","level":3,"score":0.44279250502586365},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.44245487451553345},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.42750945687294006},{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.4212223291397095},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3898974359035492},{"id":"https://openalex.org/C20518276","wikidata":"https://www.wikidata.org/wiki/Q186130","display_name":"Pulse-amplitude modulation","level":4,"score":0.36988770961761475},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.36259377002716064},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3088614344596863},{"id":"https://openalex.org/C2780167933","wikidata":"https://www.wikidata.org/wiki/Q1550652","display_name":"Pulse (music)","level":3,"score":0.2571774423122406},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.20984280109405518},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.11796599626541138},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.07096260786056519},{"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/tcsi.2020.3012504","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2020.3012504","pdf_url":null,"source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"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 Transactions on Circuits and Systems I: Regular Papers","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8799999952316284}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1979318985","https://openalex.org/W1989043209","https://openalex.org/W2042556400","https://openalex.org/W2049543769","https://openalex.org/W2062346707","https://openalex.org/W2115664328","https://openalex.org/W2121623496","https://openalex.org/W2122292919","https://openalex.org/W2158552598","https://openalex.org/W2162892482","https://openalex.org/W2295679518","https://openalex.org/W2343096927","https://openalex.org/W2475567443","https://openalex.org/W2614528122","https://openalex.org/W2742171493","https://openalex.org/W2792749758","https://openalex.org/W2802094520","https://openalex.org/W2803209804","https://openalex.org/W2966064626"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2375291941","https://openalex.org/W2795207831","https://openalex.org/W2090436321","https://openalex.org/W2181497797","https://openalex.org/W2348771048","https://openalex.org/W2379002974","https://openalex.org/W2893294444","https://openalex.org/W1893757068","https://openalex.org/W3153466815"],"abstract_inverted_index":{"In":[0],"this":[1,15],"paper,":[2],"we":[3,126],"propose":[4],"a":[5,11,28,118,128,173],"fully-integrated":[6],"reconfigurable":[7,129],"charge":[8,25],"pump":[9,26],"in":[10,59,113],"0.18-\u03bcm":[12],"CMOS":[13],"process;":[14],"converter":[16,54,90,130,170],"is":[17],"applicable":[18],"for":[19,142,187],"self-powered":[20],"Internet-of-Things":[21],"applications.":[22],"The":[23,45,71],"proposed":[24,72,106,167],"uses":[27],"two-dimensional":[29,73],"frequency":[30,51,74],"modulation":[31,38,42,75],"technique,":[32],"which":[33],"combines":[34],"both":[35],"the":[36,49,53,57,60,64,68,79,85,89,101,105,111,114,143,151,166,181,188],"pulse-frequency":[37],"(PFM)":[39],"and":[40,63,84,140,180],"pulse-skip":[41],"(PSM)":[43],"techniques.":[44],"PFM":[46],"technique":[47,66,76],"adjusts":[48],"operating":[50],"of":[52,88,104,117,137,147,178],"according":[55],"to":[56,110,158,196],"variations":[58,112],"load":[61,93,189],"current,":[62],"PSM":[65],"regulates":[67],"output":[69,115,145],"voltage.":[70],"can":[77],"improve":[78],"overall":[80],"power":[81,134,169,175],"conversion":[82,135,176],"efficiency":[83,177,182],"response":[86],"time":[87],"under":[91,121],"light":[92,123],"conditions.":[94],"A":[95],"photovoltaic":[96,119],"cell":[97,120],"was":[98,183],"chosen":[99],"as":[100],"input":[102,152],"source":[103],"converter.":[107],"To":[108],"adapt":[109],"voltage":[116,146,153],"different":[122],"illumination":[124],"intensities,":[125],"built":[127],"core":[131],"with":[132],"multiple":[133],"ratios":[136],"2,":[138],"2.5,":[139],"3":[141],"regulated":[144],"1.2":[148],"V":[149,157],"when":[150],"ranged":[154,192],"from":[155,193],"0.53":[156],"0.7":[159],"V.":[160],"Our":[161],"measurement":[162],"results":[163],"prove":[164],"that":[165,191],"capacitive":[168],"could":[171],"achieve":[172],"peak":[174],"80.8%,":[179],"more":[184],"than":[185],"70%":[186],"current":[190],"10":[194],"\u03bcA":[195],"620":[197],"\u03bcA.":[198]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":10},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}