{"id":"https://openalex.org/W4310055259","doi":"https://doi.org/10.1109/jssc.2022.3207386","title":"A \u221291 dB THD+N, Class-D Piezoelectric Speaker Driver Using Dual Voltage/Current Feedback for Resistor-Less <i>LC</i> Resonance Damping","display_name":"A \u221291 dB THD+N, Class-D Piezoelectric Speaker Driver Using Dual Voltage/Current Feedback for Resistor-Less <i>LC</i> Resonance Damping","publication_year":2022,"publication_date":"2022-09-30","ids":{"openalex":"https://openalex.org/W4310055259","doi":"https://doi.org/10.1109/jssc.2022.3207386"},"language":"en","primary_location":{"id":"doi:10.1109/jssc.2022.3207386","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jssc.2022.3207386","pdf_url":null,"source":{"id":"https://openalex.org/S83637746","display_name":"IEEE Journal of Solid-State Circuits","issn_l":"0018-9200","issn":["0018-9200","1558-173X"],"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 Journal of Solid-State Circuits","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/A5021399387","display_name":"Shoubhik Karmakar","orcid":"https://orcid.org/0000-0001-5577-0297"},"institutions":[{"id":"https://openalex.org/I98358874","display_name":"Delft University of Technology","ror":"https://ror.org/02e2c7k09","country_code":"NL","type":"education","lineage":["https://openalex.org/I98358874"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Shoubhik Karmakar","raw_affiliation_strings":["Department of Microelectronics, Faculty of Electrical Engineering, Mathematics and Computer Science (EEMCS), Delft University of Technology, Delft, CD, The Netherlands"],"raw_orcid":"https://orcid.org/0000-0001-5577-0297","affiliations":[{"raw_affiliation_string":"Department of Microelectronics, Faculty of Electrical Engineering, Mathematics and Computer Science (EEMCS), Delft University of Technology, Delft, CD, The Netherlands","institution_ids":["https://openalex.org/I98358874"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018199878","display_name":"Marco Berkhout","orcid":"https://orcid.org/0000-0002-2166-5242"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Marco Berkhout","raw_affiliation_strings":["Goodix Technologies, Nijmegen, TL, The Netherlands"],"raw_orcid":"https://orcid.org/0000-0002-2166-5242","affiliations":[{"raw_affiliation_string":"Goodix Technologies, Nijmegen, TL, The Netherlands","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029302924","display_name":"Kofi A. A. Makinwa","orcid":"https://orcid.org/0000-0002-2992-5467"},"institutions":[{"id":"https://openalex.org/I98358874","display_name":"Delft University of Technology","ror":"https://ror.org/02e2c7k09","country_code":"NL","type":"education","lineage":["https://openalex.org/I98358874"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Kofi A. A. Makinwa","raw_affiliation_strings":["Department of Microelectronics, Faculty of Electrical Engineering, Mathematics and Computer Science (EEMCS), Delft University of Technology, Delft, CD, The Netherlands"],"raw_orcid":"https://orcid.org/0000-0002-2992-5467","affiliations":[{"raw_affiliation_string":"Department of Microelectronics, Faculty of Electrical Engineering, Mathematics and Computer Science (EEMCS), Delft University of Technology, Delft, CD, The Netherlands","institution_ids":["https://openalex.org/I98358874"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074924648","display_name":"Qinwen Fan","orcid":null},"institutions":[{"id":"https://openalex.org/I98358874","display_name":"Delft University of Technology","ror":"https://ror.org/02e2c7k09","country_code":"NL","type":"education","lineage":["https://openalex.org/I98358874"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Qinwen Fan","raw_affiliation_strings":["Department of Microelectronics, Faculty of Electrical Engineering, Mathematics and Computer Science (EEMCS), Delft University of Technology, Delft, CD, The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Microelectronics, Faculty of Electrical Engineering, Mathematics and Computer Science (EEMCS), Delft University of Technology, Delft, CD, The Netherlands","institution_ids":["https://openalex.org/I98358874"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.277,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.54224784,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"57","issue":"12","first_page":"3726","last_page":"3735"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11248","display_name":"Advanced Power Amplifier Design","score":0.9983999729156494,"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/T11248","display_name":"Advanced Power Amplifier Design","score":0.9983999729156494,"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/T11160","display_name":"Acoustic Wave Resonator Technologies","score":0.998199999332428,"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/T11230","display_name":"Innovative Energy Harvesting Technologies","score":0.9972000122070312,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/resistor","display_name":"Resistor","score":0.7918716669082642},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.6655939817428589},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.5622626543045044},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5522305965423584},{"id":"https://openalex.org/keywords/total-harmonic-distortion","display_name":"Total harmonic distortion","score":0.5517935752868652},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.5378751754760742},{"id":"https://openalex.org/keywords/linearity","display_name":"Linearity","score":0.5051231980323792},{"id":"https://openalex.org/keywords/capacitive-sensing","display_name":"Capacitive sensing","score":0.46468615531921387},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.4441715478897095},{"id":"https://openalex.org/keywords/capacitor","display_name":"Capacitor","score":0.4200788736343384},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.366644024848938},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.35799285769462585},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.34294429421424866},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2649127244949341},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.09963065385818481},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.07450640201568604}],"concepts":[{"id":"https://openalex.org/C137488568","wikidata":"https://www.wikidata.org/wiki/Q5321","display_name":"Resistor","level":3,"score":0.7918716669082642},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.6655939817428589},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.5622626543045044},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5522305965423584},{"id":"https://openalex.org/C42156128","wikidata":"https://www.wikidata.org/wiki/Q162641","display_name":"Total harmonic distortion","level":3,"score":0.5517935752868652},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.5378751754760742},{"id":"https://openalex.org/C77170095","wikidata":"https://www.wikidata.org/wiki/Q1753188","display_name":"Linearity","level":2,"score":0.5051231980323792},{"id":"https://openalex.org/C206755178","wikidata":"https://www.wikidata.org/wiki/Q1131271","display_name":"Capacitive sensing","level":2,"score":0.46468615531921387},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.4441715478897095},{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.4200788736343384},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.366644024848938},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.35799285769462585},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.34294429421424866},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2649127244949341},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.09963065385818481},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.07450640201568604}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jssc.2022.3207386","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jssc.2022.3207386","pdf_url":null,"source":{"id":"https://openalex.org/S83637746","display_name":"IEEE Journal of Solid-State Circuits","issn_l":"0018-9200","issn":["0018-9200","1558-173X"],"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 Journal of Solid-State Circuits","raw_type":"journal-article"},{"id":"pmh:oai:tudelft.nl:uuid:82181619-2956-4528-8bc6-30d6595167fd","is_oa":false,"landing_page_url":"http://resolver.tudelft.nl/uuid:82181619-2956-4528-8bc6-30d6595167fd","pdf_url":null,"source":{"id":"https://openalex.org/S4306400906","display_name":"Research Repository (Delft University of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I98358874","host_organization_name":"Delft University of Technology","host_organization_lineage":["https://openalex.org/I98358874"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"journal article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.9100000262260437,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321012","display_name":"Technische Universiteit Delft","ror":"https://ror.org/02e2c7k09"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1522134738","https://openalex.org/W2087190178","https://openalex.org/W2096181305","https://openalex.org/W2099944833","https://openalex.org/W2134485894","https://openalex.org/W2152661597","https://openalex.org/W2154332078","https://openalex.org/W2156022693","https://openalex.org/W2177450745","https://openalex.org/W2486366250","https://openalex.org/W2545760969","https://openalex.org/W2991161646","https://openalex.org/W3091633736","https://openalex.org/W3113622375","https://openalex.org/W4220732306","https://openalex.org/W4226482129"],"related_works":["https://openalex.org/W3200817179","https://openalex.org/W1960166976","https://openalex.org/W1992708211","https://openalex.org/W2380067098","https://openalex.org/W1548152478","https://openalex.org/W2137172615","https://openalex.org/W4238016235","https://openalex.org/W2291633415","https://openalex.org/W2347456755","https://openalex.org/W4365794569"],"abstract_inverted_index":{"This":[0],"article":[1],"presents":[2],"a":[3,13,50,79,97,113],"Class-D":[4],"audio":[5],"amplifier":[6,22],"for":[7],"capacitive":[8],"piezoelectric":[9],"speaker":[10],"loads.":[11],"Employing":[12],"dual":[14],"voltage":[15],"feedback":[16,18,65],"(VFB)/current":[17],"(CFB)":[19],"topology,":[20],"the":[21,61,64],"is":[23],"capable":[24],"of":[25,63,100,109,116],"damping":[26,33],"LC":[27],"resonance":[28],"without":[29],"using":[30,49],"an":[31,105],"external":[32],"resistor,":[34],"therefore":[35],"reducing":[36],"system":[37],"power":[38,44,107],"consumption,":[39],"cost,":[40],"and":[41,112],"size.":[42],"Additional":[43],"savings":[45],"are":[46,68],"achieved":[47],"by":[48,71],"push\u2013pull":[51],"(PP)-modulated":[52],"output":[53],"stage.":[54],"To":[55],"mitigate":[56],"linearity":[57],"degradation":[58],"due":[59],"to":[60,86],"mismatch":[62],"resistors,":[66],"they":[67],"dynamically":[69],"matched":[70],"employing":[72],"choppers.":[73],"The":[74],"prototype,":[75],"taped":[76],"out":[77],"in":[78],"BCD":[80],"180-nm":[81],"process,":[82],"can":[83],"drive":[84],"up":[85],"4":[87],"<inline-formula":[88],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[89],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">":[90],"<tex-math":[91],"notation=\"LaTeX\">$\\mu":[92],"\\text{F}$":[93],"</tex-math></inline-formula>":[94],"load":[95],"with":[96],"peak":[98,114],"current":[99],"4.4":[101],"A":[102],"while":[103],"achieving":[104],"idle":[106],"consumption":[108],"122":[110],"mW":[111],"THD+N":[115],"\u221291":[117],"dB.":[118]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2022-11-30T00:00:00"}
