{"id":"https://openalex.org/W1481985160","doi":"https://doi.org/10.1109/icit.2015.7125214","title":"An LFPWM dimmed LED driver featuring high power factor","display_name":"An LFPWM dimmed LED driver featuring high power factor","publication_year":2015,"publication_date":"2015-03-01","ids":{"openalex":"https://openalex.org/W1481985160","doi":"https://doi.org/10.1109/icit.2015.7125214","mag":"1481985160"},"language":"en","primary_location":{"id":"doi:10.1109/icit.2015.7125214","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icit.2015.7125214","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Industrial Technology (ICIT)","raw_type":"proceedings-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/A5082217087","display_name":"Yong\u2010Nong Chang","orcid":"https://orcid.org/0000-0001-6103-8887"},"institutions":[{"id":"https://openalex.org/I40689657","display_name":"National Formosa University","ror":"https://ror.org/00q523p52","country_code":"TW","type":"education","lineage":["https://openalex.org/I40689657"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Yong-Nong Chang","raw_affiliation_strings":["Dept. of Electrical Engineering, National Formosa University, Yunlin County, Taiwan, R.O.C","[Dept. of Electrical Engineering, National Formosa University, Yunlin County, Taiwan, R.O.C.]"],"affiliations":[{"raw_affiliation_string":"Dept. of Electrical Engineering, National Formosa University, Yunlin County, Taiwan, R.O.C","institution_ids":[]},{"raw_affiliation_string":"[Dept. of Electrical Engineering, National Formosa University, Yunlin County, Taiwan, R.O.C.]","institution_ids":["https://openalex.org/I40689657"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058481353","display_name":"Hung\u2010Liang Cheng","orcid":"https://orcid.org/0000-0002-4300-5819"},"institutions":[{"id":"https://openalex.org/I98298690","display_name":"I-Shou University","ror":"https://ror.org/04d7e4m76","country_code":"TW","type":"education","lineage":["https://openalex.org/I98298690"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Hung-Liang Cheng","raw_affiliation_strings":["Dept. of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C","Department of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C.#TAB#"],"affiliations":[{"raw_affiliation_string":"Dept. of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C","institution_ids":[]},{"raw_affiliation_string":"Department of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C.#TAB#","institution_ids":["https://openalex.org/I98298690"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089955981","display_name":"Chun\u2010An Cheng","orcid":"https://orcid.org/0000-0001-9185-7752"},"institutions":[{"id":"https://openalex.org/I98298690","display_name":"I-Shou University","ror":"https://ror.org/04d7e4m76","country_code":"TW","type":"education","lineage":["https://openalex.org/I98298690"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Chun-An Cheng","raw_affiliation_strings":["Dept. of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C","Department of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C.#TAB#"],"affiliations":[{"raw_affiliation_string":"Dept. of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C","institution_ids":[]},{"raw_affiliation_string":"Department of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C.#TAB#","institution_ids":["https://openalex.org/I98298690"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074997992","display_name":"Chien\u2010Hsuan Chang","orcid":"https://orcid.org/0000-0001-8611-4241"},"institutions":[{"id":"https://openalex.org/I98298690","display_name":"I-Shou University","ror":"https://ror.org/04d7e4m76","country_code":"TW","type":"education","lineage":["https://openalex.org/I98298690"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Chien-Hsuan Chang","raw_affiliation_strings":["Dept. of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C","Department of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C.#TAB#"],"affiliations":[{"raw_affiliation_string":"Dept. of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C","institution_ids":[]},{"raw_affiliation_string":"Department of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C.#TAB#","institution_ids":["https://openalex.org/I98298690"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5066589266","display_name":"Yu-Hung Lin","orcid":null},"institutions":[{"id":"https://openalex.org/I98298690","display_name":"I-Shou University","ror":"https://ror.org/04d7e4m76","country_code":"TW","type":"education","lineage":["https://openalex.org/I98298690"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Yu-Hung Lin","raw_affiliation_strings":["Dept. of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C","Department of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C.#TAB#"],"affiliations":[{"raw_affiliation_string":"Dept. of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C","institution_ids":[]},{"raw_affiliation_string":"Department of Electrical Engineering, I-Shou University, Kaohsiung, Taiwan, R.O.C.#TAB#","institution_ids":["https://openalex.org/I98298690"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5082217087"],"corresponding_institution_ids":["https://openalex.org/I40689657"],"apc_list":null,"apc_paid":null,"fwci":0.2556,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.57887524,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"914","last_page":"919"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10099","display_name":"GaN-based semiconductor devices and materials","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10099","display_name":"GaN-based semiconductor devices and materials","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10175","display_name":"Advanced DC-DC Converters","score":0.9991000294685364,"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/T10361","display_name":"Silicon Carbide Semiconductor Technologies","score":0.9883999824523926,"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/power-factor","display_name":"Power factor","score":0.6718194484710693},{"id":"https://openalex.org/keywords/buck-converter","display_name":"Buck converter","score":0.659543514251709},{"id":"https://openalex.org/keywords/pulse-width-modulation","display_name":"Pulse-width modulation","score":0.654564619064331},{"id":"https://openalex.org/keywords/total-harmonic-distortion","display_name":"Total harmonic distortion","score":0.5838147401809692},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.4822559952735901},{"id":"https://openalex.org/keywords/buck\u2013boost-converter","display_name":"Buck\u2013boost converter","score":0.4809547960758209},{"id":"https://openalex.org/keywords/boost-converter","display_name":"Boost converter","score":0.47117453813552856},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.44457677006721497},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.42840084433555603},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3223685026168823},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.31811535358428955}],"concepts":[{"id":"https://openalex.org/C64424096","wikidata":"https://www.wikidata.org/wiki/Q750454","display_name":"Power factor","level":3,"score":0.6718194484710693},{"id":"https://openalex.org/C150818752","wikidata":"https://www.wikidata.org/wiki/Q83804","display_name":"Buck converter","level":3,"score":0.659543514251709},{"id":"https://openalex.org/C92746544","wikidata":"https://www.wikidata.org/wiki/Q585184","display_name":"Pulse-width modulation","level":3,"score":0.654564619064331},{"id":"https://openalex.org/C42156128","wikidata":"https://www.wikidata.org/wiki/Q162641","display_name":"Total harmonic distortion","level":3,"score":0.5838147401809692},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4822559952735901},{"id":"https://openalex.org/C42043438","wikidata":"https://www.wikidata.org/wiki/Q1671740","display_name":"Buck\u2013boost converter","level":4,"score":0.4809547960758209},{"id":"https://openalex.org/C78336795","wikidata":"https://www.wikidata.org/wiki/Q760134","display_name":"Boost converter","level":3,"score":0.47117453813552856},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.44457677006721497},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.42840084433555603},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3223685026168823},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.31811535358428955},{"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/icit.2015.7125214","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icit.2015.7125214","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Industrial Technology (ICIT)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8999999761581421,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321040","display_name":"National Science Council","ror":"https://ror.org/02kv4zf79"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1979543243","https://openalex.org/W1988131762","https://openalex.org/W2029545455","https://openalex.org/W2056798349","https://openalex.org/W2064021216","https://openalex.org/W2074585286","https://openalex.org/W2077044653","https://openalex.org/W2095016504","https://openalex.org/W2137041946","https://openalex.org/W2138586914","https://openalex.org/W2138795924","https://openalex.org/W2139144048","https://openalex.org/W2139690453","https://openalex.org/W2141915394","https://openalex.org/W2154087519","https://openalex.org/W2155343337","https://openalex.org/W2166461587","https://openalex.org/W2179612870","https://openalex.org/W2545214724","https://openalex.org/W6728948722"],"related_works":["https://openalex.org/W2169705106","https://openalex.org/W2249417072","https://openalex.org/W2134431346","https://openalex.org/W4286633625","https://openalex.org/W4210485917","https://openalex.org/W2390522420","https://openalex.org/W3023706037","https://openalex.org/W1943439215","https://openalex.org/W2168219526","https://openalex.org/W2104535426"],"abstract_inverted_index":{"A":[0],"novel":[1],"dimmable":[2],"LED":[3,124],"driver":[4,125],"is":[5,29,39,104,117],"presented":[6],"in":[7,76],"this":[8],"paper.":[9],"The":[10,50,82],"circuit":[11],"topology":[12],"uses":[13],"two":[14],"active":[15,18],"switches.":[16],"One":[17],"switch":[19],"shared":[20],"by":[21],"a":[22,26,32,57,91,119,135,140],"buck-boost":[23,51],"converter":[24,28,52,84,109],"and":[25,75,106,139],"buck":[27,83,108],"operated":[30],"at":[31,63,118],"high-switching":[33],"frequency":[34],"while":[35],"the":[36,54,69,79,86,107,113,122,127],"other":[37],"one":[38,101],"low-frequency":[40,92,114],"pulse-width":[41],"modulated":[42],"to":[43,67,72,89,95],"dim":[44],"high":[45,120,130],"power":[46,137],"light-emitting":[47],"diodes":[48],"(LED).":[49],"plays":[53],"role":[55],"of":[56,129],"power-factor":[58],"corrector":[59],"(PFC).":[60],"It":[61],"operates":[62],"discontinuous-conduction":[64],"mode":[65],"(DCM)":[66],"waveshape":[68],"line":[70],"current":[71,143],"be":[73],"sinusoidal":[74],"phase":[77],"with":[78],"input-line":[80],"voltage.":[81],"regulates":[85],"dc-link":[87],"voltage":[88,94,116],"output":[90],"PWM":[93,115],"drive":[96],"high-brightness":[97],"LEDs.":[98],"Since":[99],"only":[100,111],"power-conversion":[102],"process":[103],"required,":[105],"works":[110],"when":[112],"level,":[121],"proposed":[123],"has":[126],"advantage":[128],"efficiency.":[131],"Besides,":[132],"it":[133],"achieves":[134],"unity":[136],"factor":[138],"low":[141],"total":[142],"harmonic":[144],"distortion":[145],"(THDi).":[146]},"counts_by_year":[{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
