{"id":"https://openalex.org/W4406495773","doi":"https://doi.org/10.1109/tcsii.2025.3530088","title":"An 85.5% PCE and 99.31% TE Piezoelectric Energy Harvesting Interface With Sub-One-Cycle Sampling and Dual-Loop MPPT","display_name":"An 85.5% PCE and 99.31% TE Piezoelectric Energy Harvesting Interface With Sub-One-Cycle Sampling and Dual-Loop MPPT","publication_year":2025,"publication_date":"2025-01-16","ids":{"openalex":"https://openalex.org/W4406495773","doi":"https://doi.org/10.1109/tcsii.2025.3530088"},"language":"en","primary_location":{"id":"doi:10.1109/tcsii.2025.3530088","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2025.3530088","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"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 II: Express Briefs","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/A5040470616","display_name":"Xufeng Liao","orcid":"https://orcid.org/0000-0001-5838-7648"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xufeng Liao","raw_affiliation_strings":["Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China"],"raw_orcid":"https://orcid.org/0000-0001-5838-7648","affiliations":[{"raw_affiliation_string":"Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100775830","display_name":"Yiyang Wang","orcid":"https://orcid.org/0000-0002-8523-9672"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yiyang Wang","raw_affiliation_strings":["Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Yu Du","orcid":"https://orcid.org/0009-0007-0064-0808"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Du","raw_affiliation_strings":["Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China"],"raw_orcid":"https://orcid.org/0009-0007-0064-0808","affiliations":[{"raw_affiliation_string":"Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Shihao Xiao","orcid":"https://orcid.org/0009-0005-6273-9702"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shihao Xiao","raw_affiliation_strings":["Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China"],"raw_orcid":"https://orcid.org/0009-0005-6273-9702","affiliations":[{"raw_affiliation_string":"Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078979590","display_name":"Xincai Liu","orcid":"https://orcid.org/0000-0002-2390-3312"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xincai Liu","raw_affiliation_strings":["Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039575274","display_name":"Zhangming Zhu","orcid":"https://orcid.org/0000-0002-7764-1928"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhangming Zhu","raw_affiliation_strings":["Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China"],"raw_orcid":"https://orcid.org/0000-0002-7764-1928","affiliations":[{"raw_affiliation_string":"Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077084617","display_name":"Lianxi Liu","orcid":"https://orcid.org/0000-0002-9897-5361"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lianxi Liu","raw_affiliation_strings":["Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China"],"raw_orcid":"https://orcid.org/0000-0002-9897-5361","affiliations":[{"raw_affiliation_string":"Key Laboratory of Analog Integrated Circuits and Systems, Ministry of Education, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Integrated Circuits, Key Laboratory of Analog Integrated Circuits and Systems (Ministry of Education), Xidian University, Xi’an City, P. R. China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":null,"apc_paid":null,"fwci":1.2097,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.75493601,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":"72","issue":"3","first_page":"444","last_page":"448"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9995999932289124,"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":0.9995999932289124,"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/T11230","display_name":"Innovative Energy Harvesting Technologies","score":0.9961000084877014,"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/T12452","display_name":"Electrowetting and Microfluidic Technologies","score":0.9921000003814697,"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/energy-harvesting","display_name":"Energy harvesting","score":0.8099424839019775},{"id":"https://openalex.org/keywords/loop","display_name":"Loop (graph theory)","score":0.6374363899230957},{"id":"https://openalex.org/keywords/dual","display_name":"Dual (grammatical number)","score":0.6264333128929138},{"id":"https://openalex.org/keywords/piezoelectricity","display_name":"Piezoelectricity","score":0.5509018301963806},{"id":"https://openalex.org/keywords/dual-loop","display_name":"Dual loop","score":0.5358425974845886},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.5254228115081787},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.4321857690811157},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.3986263573169708},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3562272787094116},{"id":"https://openalex.org/keywords/automotive-engineering","display_name":"Automotive engineering","score":0.3299698233604431},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.30822259187698364},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2491832673549652},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2295772135257721},{"id":"https://openalex.org/keywords/art","display_name":"Art","score":0.12380409240722656},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.08412596583366394}],"concepts":[{"id":"https://openalex.org/C101518730","wikidata":"https://www.wikidata.org/wiki/Q930236","display_name":"Energy harvesting","level":3,"score":0.8099424839019775},{"id":"https://openalex.org/C184670325","wikidata":"https://www.wikidata.org/wiki/Q512604","display_name":"Loop (graph theory)","level":2,"score":0.6374363899230957},{"id":"https://openalex.org/C2780980858","wikidata":"https://www.wikidata.org/wiki/Q110022","display_name":"Dual (grammatical number)","level":2,"score":0.6264333128929138},{"id":"https://openalex.org/C100082104","wikidata":"https://www.wikidata.org/wiki/Q183759","display_name":"Piezoelectricity","level":2,"score":0.5509018301963806},{"id":"https://openalex.org/C2779691726","wikidata":"https://www.wikidata.org/wiki/Q5310214","display_name":"Dual loop","level":3,"score":0.5358425974845886},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.5254228115081787},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4321857690811157},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.3986263573169708},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3562272787094116},{"id":"https://openalex.org/C171146098","wikidata":"https://www.wikidata.org/wiki/Q124192","display_name":"Automotive engineering","level":1,"score":0.3299698233604431},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.30822259187698364},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2491832673549652},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2295772135257721},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.12380409240722656},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.08412596583366394},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.0},{"id":"https://openalex.org/C124952713","wikidata":"https://www.wikidata.org/wiki/Q8242","display_name":"Literature","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcsii.2025.3530088","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2025.3530088","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"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 II: Express Briefs","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7900000214576721,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G2476528367","display_name":null,"funder_award_id":"2023-YBGY-189","funder_id":"https://openalex.org/F4320336035","funder_display_name":"Shanxi Provincial Key Research and Development Project"},{"id":"https://openalex.org/G2718691137","display_name":null,"funder_award_id":"62131010","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3479277596","display_name":null,"funder_award_id":"62204183","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G699261096","display_name":null,"funder_award_id":"2022JC-39","funder_id":"https://openalex.org/F4320336567","funder_display_name":"Natural Science Basic Research Program of Shaanxi Province"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null},{"id":"https://openalex.org/F4320336035","display_name":"Shanxi Provincial Key Research and Development Project","ror":null},{"id":"https://openalex.org/F4320336567","display_name":"Natural Science Basic Research Program of Shaanxi Province","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W2025316156","https://openalex.org/W2276869981","https://openalex.org/W2770580679","https://openalex.org/W2794832190","https://openalex.org/W2955981192","https://openalex.org/W2966557969","https://openalex.org/W3005237831","https://openalex.org/W3021509499","https://openalex.org/W3041348128","https://openalex.org/W3128119632","https://openalex.org/W4221097446","https://openalex.org/W4285131173","https://openalex.org/W4285160640","https://openalex.org/W4310608683","https://openalex.org/W4312761294","https://openalex.org/W4396917966"],"related_works":["https://openalex.org/W120386264","https://openalex.org/W2898145991","https://openalex.org/W24774503","https://openalex.org/W2369514825","https://openalex.org/W2050909734","https://openalex.org/W1965937483","https://openalex.org/W2009135099","https://openalex.org/W2063436742","https://openalex.org/W4402635156","https://openalex.org/W2393305382"],"abstract_inverted_index":{"This":[0],"brief":[1],"presents":[2],"a":[3,44,68,89,96],"high":[4],"power":[5,98],"conversion":[6,99],"efficiency":[7,11,92,100],"(PCE)":[8,101],"and":[9,30,42,55,79,95],"tracking":[10,91],"(TE)":[12],"piezoelectric":[13],"energy":[14],"harvesting":[15],"interface":[16,59],"(PEHI).":[17],"A":[18],"sub-one-cycle":[19,76],"sampling":[20,35,77],"algorithm":[21,78],"is":[22,48,60,122],"proposed":[23,58,85,120],"to":[24,114,129],"quickly":[25],"obtain":[26],"the":[27,33,40,52,75,80,84,105,119,130],"open-circuit":[28,34,107],"voltage":[29],"then":[31],"reduce":[32],"loss.":[36],"To":[37],"further":[38],"improve":[39],"PCE":[41],"TE,":[43],"coarse-fine":[45],"dual-loop":[46,81],"(MPPT)":[47],"proposed,":[49],"which":[50],"balances":[51],"MPPT":[53,82],"time":[54],"accuracy.":[56],"The":[57],"implemented":[61],"in":[62],"a$0.18~\\mu":[63],"$m":[64],"CMOS":[65],"process,":[66],"with":[67],"core":[69],"area":[70],"of$949\\times":[71],"644~\\mu":[72],"$m2.":[73],"With":[74],"control,":[83],"PEHI":[86,121],"can":[87],"achieve":[88],"peak":[90,97,106],"of":[93,102,118],"99.31%":[94],"85.5%":[103],"within":[104],"voltage$(V_{\\mathrm":[108],"{":[109],"POC}})$range":[110],"from":[111],"1":[112],"V":[113],"2":[115],"V.":[116],"FOM":[117],"improved":[123],"by":[124],"about":[125],"1.76":[126],"times":[127],"compared":[128],"traditional":[131],"FOCV":[132],"PEHIs.":[133]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":2}],"updated_date":"2026-08-03T07:22:36.454288","created_date":"2025-10-10T00:00:00"}