{"id":"https://openalex.org/W3208932732","doi":"https://doi.org/10.1109/esscirc53450.2021.9567821","title":"A 0.0084-mV-FOM, Fast-Transient and Low-Power External-Clock-Less Digital LDO Using a Gear-Shifting Comparator for the Wide-Range Adaptive Sampling Frequency","display_name":"A 0.0084-mV-FOM, Fast-Transient and Low-Power External-Clock-Less Digital LDO Using a Gear-Shifting Comparator for the Wide-Range Adaptive Sampling Frequency","publication_year":2021,"publication_date":"2021-09-13","ids":{"openalex":"https://openalex.org/W3208932732","doi":"https://doi.org/10.1109/esscirc53450.2021.9567821","mag":"3208932732"},"language":"en","primary_location":{"id":"doi:10.1109/esscirc53450.2021.9567821","is_oa":false,"landing_page_url":"https://doi.org/10.1109/esscirc53450.2021.9567821","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ESSCIRC 2021 - IEEE 47th European Solid State Circuits Conference (ESSCIRC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5044339287","display_name":"Jooeun Bang","orcid":"https://orcid.org/0000-0001-9074-617X"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jooeun Bang","raw_affiliation_strings":["Korea Advanced Institute of Science and Technology,Department of Electrical Engineering,Daejeon,Korea","Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Korea Advanced Institute of Science and Technology,Department of Electrical Engineering,Daejeon,Korea","institution_ids":["https://openalex.org/I157485424"]},{"raw_affiliation_string":"Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101885360","display_name":"Seojin Choi","orcid":"https://orcid.org/0000-0003-0861-6080"},"institutions":[{"id":"https://openalex.org/I4210087596","display_name":"Qualcomm (United States)","ror":"https://ror.org/002zrf773","country_code":"US","type":"company","lineage":["https://openalex.org/I4210087596"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Seojin Choi","raw_affiliation_strings":["Qualcomm Incorporated,San Diego,CA,USA","Qualcomm Incorporated, San Diego, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Qualcomm Incorporated,San Diego,CA,USA","institution_ids":["https://openalex.org/I4210087596"]},{"raw_affiliation_string":"Qualcomm Incorporated, San Diego, CA, USA","institution_ids":["https://openalex.org/I4210087596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003562051","display_name":"Seyeon Yoo","orcid":"https://orcid.org/0000-0003-1785-2376"},"institutions":[{"id":"https://openalex.org/I4210087596","display_name":"Qualcomm (United States)","ror":"https://ror.org/002zrf773","country_code":"US","type":"company","lineage":["https://openalex.org/I4210087596"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Seyeon Yoo","raw_affiliation_strings":["Qualcomm Incorporated,San Diego,CA,USA","Qualcomm Incorporated, San Diego, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Qualcomm Incorporated,San Diego,CA,USA","institution_ids":["https://openalex.org/I4210087596"]},{"raw_affiliation_string":"Qualcomm Incorporated, San Diego, CA, USA","institution_ids":["https://openalex.org/I4210087596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008845081","display_name":"Jeonghyun Lee","orcid":"https://orcid.org/0000-0003-4487-364X"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jeonghyun Lee","raw_affiliation_strings":["Korea Advanced Institute of Science and Technology,Department of Electrical Engineering,Daejeon,Korea","Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Korea Advanced Institute of Science and Technology,Department of Electrical Engineering,Daejeon,Korea","institution_ids":["https://openalex.org/I157485424"]},{"raw_affiliation_string":"Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059475583","display_name":"Juyeop Kim","orcid":"https://orcid.org/0000-0001-9265-9344"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Juyeop Kim","raw_affiliation_strings":["Korea Advanced Institute of Science and Technology,Department of Electrical Engineering,Daejeon,Korea","Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Korea Advanced Institute of Science and Technology,Department of Electrical Engineering,Daejeon,Korea","institution_ids":["https://openalex.org/I157485424"]},{"raw_affiliation_string":"Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5004599468","display_name":"Jaehyouk Choi","orcid":"https://orcid.org/0000-0002-3055-8684"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jaehyouk Choi","raw_affiliation_strings":["Korea Advanced Institute of Science and Technology,Department of Electrical Engineering,Daejeon,Korea","Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Korea Advanced Institute of Science and Technology,Department of Electrical Engineering,Daejeon,Korea","institution_ids":["https://openalex.org/I157485424"]},{"raw_affiliation_string":"Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Korea","institution_ids":["https://openalex.org/I157485424"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.8998,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.91713399,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"351","last_page":"354"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11417","display_name":"Advancements in PLL and VCO Technologies","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/T11992","display_name":"CCD and CMOS Imaging Sensors","score":0.998199999332428,"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/comparator","display_name":"Comparator","score":0.8282477855682373},{"id":"https://openalex.org/keywords/transient","display_name":"Transient (computer programming)","score":0.5651046633720398},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.47421789169311523},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.2868061065673828},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.20004457235336304},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1687813401222229}],"concepts":[{"id":"https://openalex.org/C155745195","wikidata":"https://www.wikidata.org/wiki/Q1164179","display_name":"Comparator","level":3,"score":0.8282477855682373},{"id":"https://openalex.org/C2780799671","wikidata":"https://www.wikidata.org/wiki/Q17087362","display_name":"Transient (computer programming)","level":2,"score":0.5651046633720398},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.47421789169311523},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.2868061065673828},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.20004457235336304},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1687813401222229},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/esscirc53450.2021.9567821","is_oa":false,"landing_page_url":"https://doi.org/10.1109/esscirc53450.2021.9567821","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ESSCIRC 2021 - IEEE 47th European Solid State Circuits Conference (ESSCIRC)","raw_type":"proceedings-article"},{"id":"pmh:oai:s-space.snu.ac.kr:10371/199384","is_oa":false,"landing_page_url":"https://hdl.handle.net/10371/199384","pdf_url":null,"source":{"id":"https://openalex.org/S4306401345","display_name":"Seoul National University Open Repository (Seoul National University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I139264467","host_organization_name":"Seoul National University","host_organization_lineage":["https://openalex.org/I139264467"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Proceedings Paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G8391089993","display_name":null,"funder_award_id":"2020R1A2C2004260,2020M3H2A1078045","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"},{"id":"https://openalex.org/F4320322202","display_name":"IC Design Education Center","ror":"https://ror.org/005v57z85"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W2117615344","https://openalex.org/W2579217445","https://openalex.org/W2591643806","https://openalex.org/W2790621319","https://openalex.org/W2964937811","https://openalex.org/W3015876354","https://openalex.org/W3015928503"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2034349229","https://openalex.org/W3004219868","https://openalex.org/W4366783034","https://openalex.org/W1972415042","https://openalex.org/W4313221225","https://openalex.org/W2150642609","https://openalex.org/W1563706744"],"abstract_inverted_index":{"This":[0],"work":[1],"presents":[2],"a":[3,13,36,41,56,62,79,91,99,120,128,135,148],"fast-transient":[4],"and":[5,98,132],"low-power,":[6],"external-clock-less":[7],"digital":[8],"low-dropout":[9],"regulator":[10],"(DLDO)":[11],"using":[12],"wide-range":[14],"adaptive":[15],"sampling":[16],"frequency,$f_\\text{SP}$.":[17],"To":[18],"generate":[19],"such":[20],"an$f_\\text{SP}$,":[21],"the":[22,33,44,47,53,73,87,95,104,109,113,115,140,144,167,170],"proposed":[23],"gear-shifting":[24],"comparator":[25,38,59],"(GSC)":[26],"consists":[27],"of":[28,112,143],"two":[29,70],"sub-comparators.":[30],"First,":[31],"in":[32,46,52,78,94,103,127],"transient":[34,96,160],"state,":[35,55],"delay-line-based":[37],"(DLC)":[39],"generating":[40,61],"high$f_\\text{SP}$swiftly":[42],"reduces":[43],"error":[45],"output":[48],"voltage,":[49],"VERR.":[50,67],"Second,":[51],"steady":[54,105],"subsequent":[57],"edge-racing":[58],"(ERC)":[60],"low$f_\\text{SP}$slowly":[63],"but":[64],"accurately":[65],"removes":[66],"Using":[68],"these":[69],"tightly-interlocking":[71],"sub-comparators,":[72],"GSC":[74],"can":[75,85,118],"scale":[76],"the$f_\\text{SP}$dynamically":[77],"wide":[80],"range":[81],"so":[82],"that":[83],"it":[84,133],"make":[86],"DLDO":[88,116,124],"concurrently":[89],"achieve":[90],"fast":[92],"response":[93],"state":[97],"small":[100],"quiescent":[101,153],"current":[102,146,154],"state.":[106],"Due":[107],"to":[108],"unique":[110],"capability":[111],"ERC,":[114],"also":[117],"have":[119],"high-accuracy":[121],"regulation.":[122],"The":[123,152,159],"was":[125,155,162,166],"fabricated":[126],"65-nm":[129],"CMOS":[130],"process,":[131],"achieved":[134],"46-ns":[136],"settling":[137],"time":[138],"against":[139],"12-mA":[141],"change":[142],"load":[145],"with":[147],"100-ps":[149],"edge":[150],"time.":[151],"only":[156],"10$\\mu":[157],"\\mathrm{A}$.":[158],"FOM":[161],"0.0084":[163],"mV,":[164],"which":[165],"best":[168],"among":[169],"state-of-the-art":[171],"DLDOs.":[172]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}