{"id":"https://openalex.org/W2178939067","doi":"https://doi.org/10.1109/tcsii.2015.2468925","title":"A 16\u201328-W 92.8%-Efficiency Monolithic Quasi-Resonant LED Driver With Constant-Duty-Ratio Frequency Regulator","display_name":"A 16\u201328-W 92.8%-Efficiency Monolithic Quasi-Resonant LED Driver With Constant-Duty-Ratio Frequency Regulator","publication_year":2015,"publication_date":"2015-08-17","ids":{"openalex":"https://openalex.org/W2178939067","doi":"https://doi.org/10.1109/tcsii.2015.2468925","mag":"2178939067"},"language":"en","primary_location":{"id":"doi:10.1109/tcsii.2015.2468925","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2015.2468925","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/A5059496703","display_name":"Lisong Li","orcid":"https://orcid.org/0000-0002-2678-9332"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Lisong Li","raw_affiliation_strings":["Department of Electronic and Computer Engineering, The Hong Kong University of Science and Technology, Kowloon, Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Computer Engineering, The Hong Kong University of Science and Technology, Kowloon, Hong Kong","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068529686","display_name":"Yuan Gao","orcid":"https://orcid.org/0000-0001-8565-1790"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Yuan Gao","raw_affiliation_strings":["Department of Electronic and Computer Engineering, The Hong Kong University of Science and Technology, Kowloon, Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Computer Engineering, The Hong Kong University of Science and Technology, Kowloon, Hong Kong","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021630422","display_name":"Philip K. T. Mok","orcid":"https://orcid.org/0000-0001-9858-8604"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Philip K. T. Mok","raw_affiliation_strings":["Department of Electronic and Computer Engineering, The Hong Kong University of Science and Technology, Kowloon, Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Computer Engineering, The Hong Kong University of Science and Technology, Kowloon, Hong Kong","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090810575","display_name":"I-Shan Michael Sun","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"I-Shan Michael Sun","raw_affiliation_strings":["Magnachip USA, Cupertino, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Magnachip USA, Cupertino, CA, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113742950","display_name":"Nam\u2010Kyu Park","orcid":"https://orcid.org/0000-0001-8397-2224"},"institutions":[{"id":"https://openalex.org/I4210121196","display_name":"MagnaChip (South Korea)","ror":"https://ror.org/035d9vx83","country_code":"KR","type":"company","lineage":["https://openalex.org/I4210121196"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Namkyu Park","raw_affiliation_strings":["Magnachip Semiconductor, Seoul, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Magnachip Semiconductor, Seoul, Korea","institution_ids":["https://openalex.org/I4210121196"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.205,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.82162074,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"62","issue":"12","first_page":"1199","last_page":"1203"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10175","display_name":"Advanced DC-DC Converters","score":0.9997000098228455,"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/T10175","display_name":"Advanced DC-DC Converters","score":0.9997000098228455,"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/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.9979000091552734,"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":0.9973000288009644,"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/inductor","display_name":"Inductor","score":0.812792181968689},{"id":"https://openalex.org/keywords/duty-cycle","display_name":"Duty cycle","score":0.7367479205131531},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.5779306888580322},{"id":"https://openalex.org/keywords/voltage-regulator","display_name":"Voltage regulator","score":0.5592912435531616},{"id":"https://openalex.org/keywords/light-emitting-diode","display_name":"Light-emitting diode","score":0.5413586497306824},{"id":"https://openalex.org/keywords/diode","display_name":"Diode","score":0.531509280204773},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.5238214135169983},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5231577157974243},{"id":"https://openalex.org/keywords/transistor","display_name":"Transistor","score":0.5229688286781311},{"id":"https://openalex.org/keywords/constant-current","display_name":"Constant current","score":0.5048447251319885},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.47810596227645874},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.44627270102500916},{"id":"https://openalex.org/keywords/controller","display_name":"Controller (irrigation)","score":0.42341217398643494},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.27989423274993896},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2729097008705139}],"concepts":[{"id":"https://openalex.org/C144534570","wikidata":"https://www.wikidata.org/wiki/Q5325","display_name":"Inductor","level":3,"score":0.812792181968689},{"id":"https://openalex.org/C199822604","wikidata":"https://www.wikidata.org/wiki/Q557120","display_name":"Duty cycle","level":3,"score":0.7367479205131531},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.5779306888580322},{"id":"https://openalex.org/C110706871","wikidata":"https://www.wikidata.org/wiki/Q851210","display_name":"Voltage regulator","level":3,"score":0.5592912435531616},{"id":"https://openalex.org/C176666156","wikidata":"https://www.wikidata.org/wiki/Q25504","display_name":"Light-emitting diode","level":2,"score":0.5413586497306824},{"id":"https://openalex.org/C78434282","wikidata":"https://www.wikidata.org/wiki/Q11656","display_name":"Diode","level":2,"score":0.531509280204773},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5238214135169983},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5231577157974243},{"id":"https://openalex.org/C172385210","wikidata":"https://www.wikidata.org/wiki/Q5339","display_name":"Transistor","level":3,"score":0.5229688286781311},{"id":"https://openalex.org/C53392680","wikidata":"https://www.wikidata.org/wiki/Q5163647","display_name":"Constant current","level":3,"score":0.5048447251319885},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.47810596227645874},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.44627270102500916},{"id":"https://openalex.org/C203479927","wikidata":"https://www.wikidata.org/wiki/Q5165939","display_name":"Controller (irrigation)","level":2,"score":0.42341217398643494},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.27989423274993896},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2729097008705139},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"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/tcsii.2015.2468925","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2015.2468925","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":0.8600000143051147,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1788954622","https://openalex.org/W2014685324","https://openalex.org/W2060251871","https://openalex.org/W2072581663","https://openalex.org/W2106264307","https://openalex.org/W2126223717","https://openalex.org/W2154671854","https://openalex.org/W2170429612","https://openalex.org/W2173344037","https://openalex.org/W6653898566","https://openalex.org/W6684801130"],"related_works":["https://openalex.org/W2027630214","https://openalex.org/W3042595473","https://openalex.org/W2082745643","https://openalex.org/W2048093852","https://openalex.org/W2392123845","https://openalex.org/W2123219307","https://openalex.org/W2165645320","https://openalex.org/W2080420513","https://openalex.org/W2168095168","https://openalex.org/W2583610565"],"abstract_inverted_index":{"This":[0],"brief":[1],"presents":[2],"a":[3],"monolithic":[4],"high-voltage":[5],"light-emitting":[6],"diode":[7],"(LED)":[8],"driver":[9,15,59,83,107],"for":[10],"lighting":[11],"applications.":[12],"The":[13,64,81],"LED":[14,48,58,82,106],"is":[16,28,43],"able":[17],"to":[18,45],"operate":[19],"at":[20,91],"high":[21],"switching":[22,26],"frequency":[23,40],"because":[24],"large":[25],"loss":[27],"eliminated":[29],"by":[30],"zero-voltage":[31],"switching.":[32],"Inductor":[33],"values":[34],"are":[35,62],"therefore":[36],"reduced.":[37],"A":[38],"constant-duty-ratio":[39],"regulator":[41],"(CDFR)":[42],"proposed":[44,57,65],"regulate":[46],"the":[47,51,56,68,105,114],"current,":[49],"and":[50,70,95],"small":[52],"signal":[53],"characteristics":[54],"of":[55,111,118],"with":[60,84],"CDFR":[61],"analyzed.":[63],"design,":[66],"including":[67],"controller":[69],"power":[71],"transistor,":[72],"was":[73],"fabricated":[74],"in":[75],"MagnaChip":[76],"0.35-\u03bcm":[77],"700-V":[78],"bipolar-CMOSLDMOS":[79],"process.":[80],"2":[85],"\u00d7":[86],"3.9":[87],"\u03bcH":[88],"inductors":[89],"switches":[90],"around":[92],"5.4":[93],"MHz":[94],"powers":[96],"up":[97],"16-28":[98],"1-W":[99],"LEDs.":[100],"Experimental":[101],"results":[102],"show":[103],"that":[104],"achieves":[108],"peak":[109],"efficiency":[110],"92.8%":[112],"within":[113],"input":[115],"voltage":[116],"range":[117],"55-120":[119],"V.":[120]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}