{"id":"https://openalex.org/W3119764284","doi":"https://doi.org/10.1109/tie.2020.3048318","title":"A New Improved Second-Order Delta-Sigma-Modulation Buck Converter With Low-Noise and Transient-Acceleration Loops","display_name":"A New Improved Second-Order Delta-Sigma-Modulation Buck Converter With Low-Noise and Transient-Acceleration Loops","publication_year":2021,"publication_date":"2021-01-09","ids":{"openalex":"https://openalex.org/W3119764284","doi":"https://doi.org/10.1109/tie.2020.3048318","mag":"3119764284"},"language":"en","primary_location":{"id":"doi:10.1109/tie.2020.3048318","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tie.2020.3048318","pdf_url":null,"source":{"id":"https://openalex.org/S58031724","display_name":"IEEE Transactions on Industrial Electronics","issn_l":"0278-0046","issn":["0278-0046","1557-9948"],"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 Industrial Electronics","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/A5075672011","display_name":"Jiann\u2010Jong Chen","orcid":"https://orcid.org/0000-0003-2990-3572"},"institutions":[{"id":"https://openalex.org/I118292597","display_name":"National Taipei University of Technology","ror":"https://ror.org/00cn92c09","country_code":"TW","type":"education","lineage":["https://openalex.org/I118292597"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Jiann-Jong Chen","raw_affiliation_strings":["Department of Electronic Engineering, National Taipei University of Technology, Taipei, Taiwan"],"raw_orcid":"https://orcid.org/0000-0003-2990-3572","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, National Taipei University of Technology, Taipei, Taiwan","institution_ids":["https://openalex.org/I118292597"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060840848","display_name":"Yuh\u2010Shyan Hwang","orcid":"https://orcid.org/0000-0002-1486-4059"},"institutions":[{"id":"https://openalex.org/I118292597","display_name":"National Taipei University of Technology","ror":"https://ror.org/00cn92c09","country_code":"TW","type":"education","lineage":["https://openalex.org/I118292597"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Yuh-Shyan Hwang","raw_affiliation_strings":["Department of Electronic Engineering, National Taipei University of Technology, Taipei, Taiwan"],"raw_orcid":"https://orcid.org/0000-0002-1486-4059","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, National Taipei University of Technology, Taipei, Taiwan","institution_ids":["https://openalex.org/I118292597"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089289339","display_name":"Yi-Tsen Ku","orcid":"https://orcid.org/0000-0002-6141-187X"},"institutions":[{"id":"https://openalex.org/I142934699","display_name":"California State University, Fullerton","ror":"https://ror.org/02avqqw26","country_code":"US","type":"education","lineage":["https://openalex.org/I142934699"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yitsen Ku","raw_affiliation_strings":["Department of Electrical Engineering, California State University, Fullerton, Fullerton, CA, USA"],"raw_orcid":"https://orcid.org/0000-0002-6141-187X","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, California State University, Fullerton, Fullerton, CA, USA","institution_ids":["https://openalex.org/I142934699"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103182954","display_name":"Jian\u2010An Chen","orcid":"https://orcid.org/0000-0001-6916-647X"},"institutions":[{"id":"https://openalex.org/I118292597","display_name":"National Taipei University of Technology","ror":"https://ror.org/00cn92c09","country_code":"TW","type":"education","lineage":["https://openalex.org/I118292597"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Jian-An Chen","raw_affiliation_strings":["Department of Electronic Engineering, National Taipei University of Technology, Taipei, Taiwan"],"raw_orcid":"https://orcid.org/0000-0001-6916-647X","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, National Taipei University of Technology, Taipei, Taiwan","institution_ids":["https://openalex.org/I118292597"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059389825","display_name":"Chien-Hung Lai","orcid":"https://orcid.org/0000-0003-1391-0639"},"institutions":[{"id":"https://openalex.org/I118292597","display_name":"National Taipei University of Technology","ror":"https://ror.org/00cn92c09","country_code":"TW","type":"education","lineage":["https://openalex.org/I118292597"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Chien-Hung Lai","raw_affiliation_strings":["Department of Electronic Engineering, National Taipei University of Technology, Taipei, Taiwan"],"raw_orcid":"https://orcid.org/0000-0003-1391-0639","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, National Taipei University of Technology, Taipei, Taiwan","institution_ids":["https://openalex.org/I118292597"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3397,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.52029336,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"69","issue":"1","first_page":"64","last_page":"73"},"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":0.9998999834060669,"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":0.9998999834060669,"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/T10175","display_name":"Advanced DC-DC Converters","score":0.9977999925613403,"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/T10363","display_name":"Low-power high-performance VLSI design","score":0.9908999800682068,"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/oversampling","display_name":"Oversampling","score":0.7951072454452515},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.5369870662689209},{"id":"https://openalex.org/keywords/transient-response","display_name":"Transient response","score":0.5157997608184814},{"id":"https://openalex.org/keywords/transient","display_name":"Transient (computer programming)","score":0.5124826431274414},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.5124626755714417},{"id":"https://openalex.org/keywords/inductor","display_name":"Inductor","score":0.5035440325737},{"id":"https://openalex.org/keywords/delta-sigma-modulation","display_name":"Delta-sigma modulation","score":0.4962001442909241},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.4738602638244629},{"id":"https://openalex.org/keywords/overshoot","display_name":"Overshoot (microwave communication)","score":0.46238675713539124},{"id":"https://openalex.org/keywords/settling-time","display_name":"Settling time","score":0.44309771060943604},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.41491276025772095},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4122288227081299},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.4024593234062195},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3857223689556122},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.286106139421463},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2679203748703003},{"id":"https://openalex.org/keywords/step-response","display_name":"Step response","score":0.17348900437355042},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.15368247032165527}],"concepts":[{"id":"https://openalex.org/C197323446","wikidata":"https://www.wikidata.org/wiki/Q331222","display_name":"Oversampling","level":3,"score":0.7951072454452515},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5369870662689209},{"id":"https://openalex.org/C85761212","wikidata":"https://www.wikidata.org/wiki/Q1974593","display_name":"Transient response","level":2,"score":0.5157997608184814},{"id":"https://openalex.org/C2780799671","wikidata":"https://www.wikidata.org/wiki/Q17087362","display_name":"Transient (computer programming)","level":2,"score":0.5124826431274414},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.5124626755714417},{"id":"https://openalex.org/C144534570","wikidata":"https://www.wikidata.org/wiki/Q5325","display_name":"Inductor","level":3,"score":0.5035440325737},{"id":"https://openalex.org/C68754193","wikidata":"https://www.wikidata.org/wiki/Q1184820","display_name":"Delta-sigma modulation","level":3,"score":0.4962001442909241},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.4738602638244629},{"id":"https://openalex.org/C2780323453","wikidata":"https://www.wikidata.org/wiki/Q7113957","display_name":"Overshoot (microwave communication)","level":2,"score":0.46238675713539124},{"id":"https://openalex.org/C14781684","wikidata":"https://www.wikidata.org/wiki/Q3983320","display_name":"Settling time","level":3,"score":0.44309771060943604},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.41491276025772095},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4122288227081299},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4024593234062195},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3857223689556122},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.286106139421463},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2679203748703003},{"id":"https://openalex.org/C160030872","wikidata":"https://www.wikidata.org/wiki/Q2142864","display_name":"Step response","level":2,"score":0.17348900437355042},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.15368247032165527},{"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/C133731056","wikidata":"https://www.wikidata.org/wiki/Q4917288","display_name":"Control engineering","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","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/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tie.2020.3048318","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tie.2020.3048318","pdf_url":null,"source":{"id":"https://openalex.org/S58031724","display_name":"IEEE Transactions on Industrial Electronics","issn_l":"0278-0046","issn":["0278-0046","1557-9948"],"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 Industrial Electronics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8700000047683716,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G7543494564","display_name":null,"funder_award_id":"MOST 108-2221-E-027-068-MY2","funder_id":"https://openalex.org/F4320322795","funder_display_name":"Ministry of Science and Technology, Taiwan"}],"funders":[{"id":"https://openalex.org/F4320322795","display_name":"Ministry of Science and Technology, Taiwan","ror":"https://ror.org/02kv4zf79"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1981294761","https://openalex.org/W2018216988","https://openalex.org/W2021519399","https://openalex.org/W2066686978","https://openalex.org/W2105131860","https://openalex.org/W2122553668","https://openalex.org/W2123782850","https://openalex.org/W2135963474","https://openalex.org/W2159062093","https://openalex.org/W2166475192","https://openalex.org/W2166556000","https://openalex.org/W2179433733","https://openalex.org/W2290429034","https://openalex.org/W2296353641","https://openalex.org/W2512870924","https://openalex.org/W2585554680","https://openalex.org/W2762441277","https://openalex.org/W2794107098","https://openalex.org/W2802476395","https://openalex.org/W2970448282","https://openalex.org/W4242031363"],"related_works":["https://openalex.org/W2040229502","https://openalex.org/W1580014081","https://openalex.org/W1523707702","https://openalex.org/W4377820486","https://openalex.org/W2421111280","https://openalex.org/W124258247","https://openalex.org/W2097165798","https://openalex.org/W1497881430","https://openalex.org/W1569876521","https://openalex.org/W2040677570"],"abstract_inverted_index":{"In":[0],"this":[1],"article,":[2],"we":[3],"propose":[4],"a":[5,74,99],"new":[6],"improved":[7,163],"fast-transient-response":[8],"and":[9,26,70,107,126,149,165,182,185,190,220],"low-noise":[10],"high-efficiency":[11],"buck":[12],"converter":[13,111,116],"with":[14,29,120,201],"second-order":[15,31],"continuous-time":[16],"delta-sigma-modulation":[17],"(CT-DSM)":[18],"techniques.":[19],"First,":[20],"by":[21],"utilizing":[22],"the":[23,30,34,38,45,48,56,61,68,85,91,95,104,109,114,140,154,169,183,202,214],"oversampling":[24],"theorem":[25],"noise-shaping":[27],"technique":[28],"delta-sigma":[32],"modulation,":[33],"output":[35,174,215],"noise":[36],"within":[37],"bandwidth":[39],"can":[40,54],"be":[41],"reduced":[42],"effectively.":[43],"Second,":[44],"adding":[46],"of":[47,130,205,217,223],"transient":[49,57,105,155],"acceleration":[50],"loop":[51],"not":[52],"only":[53],"improve":[55],"recovery":[58,156],"time":[59,157],"when":[60],"load":[62,141,221],"current":[63,142,222],"changed":[64,143],"but":[65],"also":[66],"lowers":[67],"undershoot":[69,186],"overshoot":[71,184],"voltage.":[72],"Third,":[73],"rail-to-rail":[75],"operational":[76],"transconductance":[77],"amplifier":[78],"without":[79],"voltage":[80,175,187,216],"dividers":[81],"is":[82,188,198,211],"employed":[83],"in":[84],"proposed":[86,110,115],"converter,":[87],"which":[88,162],"helps":[89],"sensing":[90],"inductor":[92,96],"current,":[93],"moving":[94],"pole":[97],"to":[98,146,151],"high":[100],"frequency,":[101],"speeding":[102],"up":[103],"response,":[106],"stabilizing":[108],"modules.":[112],"Finally,":[113],"has":[117],"been":[118],"implemented":[119],"TSMC":[121],"0.18":[122],"\u03bcm":[123],"1P6M":[124],"process":[125],"occupies":[127],"an":[128],"area":[129],"1.19":[131,133],"\u00d7":[132],"mm":[134],"<sup":[135],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[136],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>":[137],".":[138],"When":[139],"from":[144],"50":[145,152],"500":[147,150],"mA":[148],"mA,":[153],"was":[158],"both":[159],"4":[160],"\u03bcs,":[161],"8":[164],"16":[166],"\u03bcs":[167],"than":[168],"traditional":[170],"CT-DSM":[171],"converter.":[172],"The":[173,194,208],"ripples":[176],"are":[177],"kept":[178],"under":[179],"13":[180],"mV":[181],"20":[189],"14":[191],"mV,":[192],"respectively.":[193],"measured":[195],"output-to-noise":[196],"ratio":[197],"80.7":[199],"dB,":[200],"sampling":[203],"frequency":[204],"10":[206],"MHz.":[207],"peak":[209],"efficiency":[210],"92.1%,":[212],"at":[213],"2.5":[218],"V":[219],"150":[224],"mA.":[225]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}