{"id":"https://openalex.org/W2093162818","doi":"https://doi.org/10.1109/iscas.2012.6271605","title":"An improved analysis and design methodology for RF Class-E power amplifiers with finite DC-feed inductance and switch On-resistance","display_name":"An improved analysis and design methodology for RF Class-E power amplifiers with finite DC-feed inductance and switch On-resistance","publication_year":2012,"publication_date":"2012-05-01","ids":{"openalex":"https://openalex.org/W2093162818","doi":"https://doi.org/10.1109/iscas.2012.6271605","mag":"2093162818"},"language":"en","primary_location":{"id":"doi:10.1109/iscas.2012.6271605","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2012.6271605","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Symposium on Circuits and Systems","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/A5100858606","display_name":"Anandaroop Chakrabarti","orcid":null},"institutions":[{"id":"https://openalex.org/I78577930","display_name":"Columbia University","ror":"https://ror.org/00hj8s172","country_code":"US","type":"education","lineage":["https://openalex.org/I78577930"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Anandaroop Chakrabarti","raw_affiliation_strings":["Department of Electrical Engineering, Columbia University, New York, NY, USA","Dept. of Electrical Engineering, Columbia Univ., New York, 10027, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Columbia University, New York, NY, USA","institution_ids":["https://openalex.org/I78577930"]},{"raw_affiliation_string":"Dept. of Electrical Engineering, Columbia Univ., New York, 10027, USA","institution_ids":["https://openalex.org/I78577930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5083471734","display_name":"Harish Krishnaswamy","orcid":"https://orcid.org/0000-0001-9153-0055"},"institutions":[{"id":"https://openalex.org/I78577930","display_name":"Columbia University","ror":"https://ror.org/00hj8s172","country_code":"US","type":"education","lineage":["https://openalex.org/I78577930"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Harish Krishnaswamy","raw_affiliation_strings":["Department of Electrical Engineering, Columbia University, New York, NY, USA","Dept. of Electrical Engineering, Columbia Univ., New York, 10027, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Columbia University, New York, NY, USA","institution_ids":["https://openalex.org/I78577930"]},{"raw_affiliation_string":"Dept. of Electrical Engineering, Columbia Univ., New York, 10027, USA","institution_ids":["https://openalex.org/I78577930"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.4984,"has_fulltext":false,"cited_by_count":23,"citation_normalized_percentile":{"value":0.90134811,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1763","last_page":"1766"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11248","display_name":"Advanced Power Amplifier Design","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9952999949455261,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9764000177383423,"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/inductance","display_name":"Inductance","score":0.7658801078796387},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.6469439268112183},{"id":"https://openalex.org/keywords/equivalent-series-inductance","display_name":"Equivalent series inductance","score":0.5842445492744446},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5194810628890991},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4711189270019531},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.4596630334854126},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3912535309791565},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.32970356941223145},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.18723395466804504},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.18309286236763}],"concepts":[{"id":"https://openalex.org/C29210110","wikidata":"https://www.wikidata.org/wiki/Q177897","display_name":"Inductance","level":3,"score":0.7658801078796387},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.6469439268112183},{"id":"https://openalex.org/C141490761","wikidata":"https://www.wikidata.org/wiki/Q5384728","display_name":"Equivalent series inductance","level":4,"score":0.5842445492744446},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5194810628890991},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4711189270019531},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.4596630334854126},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3912535309791565},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.32970356941223145},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.18723395466804504},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.18309286236763},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"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/iscas.2012.6271605","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2012.6271605","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Symposium on Circuits and Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8500000238418579,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1970580595","https://openalex.org/W2004512974","https://openalex.org/W2101929693","https://openalex.org/W2104736263","https://openalex.org/W2109081603","https://openalex.org/W2118130389","https://openalex.org/W2147437964","https://openalex.org/W2159521384","https://openalex.org/W2165584206","https://openalex.org/W2166336411","https://openalex.org/W6684074256"],"related_works":["https://openalex.org/W3205678237","https://openalex.org/W2039404188","https://openalex.org/W2371924276","https://openalex.org/W2949499314","https://openalex.org/W2074913316","https://openalex.org/W2365402110","https://openalex.org/W2349179171","https://openalex.org/W2166925515","https://openalex.org/W2039573805","https://openalex.org/W2373643149"],"abstract_inverted_index":{"Previous":[0],"analytical":[1,132],"efforts":[2],"to":[3,79,98,127,178],"incorporate":[4,99],"the":[5,12,26,53,87,90,100,104],"impact":[6],"of":[7,15,25,39,55,69,109,121],"finite":[8],"switch":[9],"ON-resistance":[10],"into":[11,103],"design":[13,62,76,129,149],"procedure":[14],"Class-E":[16,155],"power":[17,102,123],"amplifiers":[18],"(PAs)":[19],"have":[20,64,134],"imposed":[21],"one":[22],"or":[23,72],"both":[24],"so-called":[27],"\u201cClass-E":[28],"switching":[29,34,42],"conditions\u201d,":[30],"namely":[31],"zero":[32,37],"voltage":[33,40],"(ZVS)":[35],"and":[36,124,144],"derivative":[38],"at":[41,140,157],"(ZDVS).":[43],"These":[44],"are":[45],"essential":[46],"for":[47],"high":[48],"efficiency":[49,111],"operation":[50],"only":[51],"in":[52,119,142,163],"absence":[54],"losses.":[56],"In":[57],"this":[58,148],"work,":[59],"more":[60],"general":[61],"equations":[63],"been":[65,96,135],"derived":[66],"without":[67],"imposition":[68],"either":[70],"ZVS":[71,82],"ZDVS.":[73],"The":[74,113,131],"optimal":[75],"is":[77],"found":[78],"exhibit":[80,116],"neither":[81],"nor":[83],"ZDVS,":[84],"thereby":[85],"validating":[86],"analysis.":[88],"For":[89],"first":[91],"time,":[92],"an":[93],"attempt":[94],"has":[95],"made":[97],"input":[101],"analysis,":[105],"which":[106],"facilitates":[107],"optimization":[108],"power-added":[110],"(PAE).":[112],"resulting":[114],"designs":[115],"better":[117],"performance":[118],"terms":[120],"output":[122],"PAE":[125],"compared":[126],"existing":[128],"approaches.":[130],"results":[133],"verified":[136],"through":[137],"Spectre-RF":[138],"simulations":[139],"5GHz":[141,158],"0.18\u00b5m":[143,164],"65nm":[145,174],"CMOS.":[146],"Through":[147],"procedure,":[150],"we":[151],"further":[152],"demonstrate":[153],"that":[154],"PAs":[156],"based":[159,172],"on":[160,173],"thick-oxide":[161],"devices":[162,176],"CMOS,":[165],"despite":[166],"their":[167,179],"lower":[168],"speed,":[169],"outperform":[170],"those":[171],"CMOS":[175],"due":[177],"higher":[180],"voltage-handling":[181],"capability.":[182]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":4},{"year":2012,"cited_by_count":3}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
