{"id":"https://openalex.org/W4312796476","doi":"https://doi.org/10.1109/access.2022.3227381","title":"Investigation of Input-Output Waveform Engineered High-Efficiency Broadband Class B/J Power Amplifier","display_name":"Investigation of Input-Output Waveform Engineered High-Efficiency Broadband Class B/J Power Amplifier","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4312796476","doi":"https://doi.org/10.1109/access.2022.3227381"},"language":"en","primary_location":{"id":"doi:10.1109/access.2022.3227381","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3227381","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09973311.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09973311.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5090345896","display_name":"Vivek Tamrakar","orcid":"https://orcid.org/0000-0003-3347-140X"},"institutions":[{"id":"https://openalex.org/I162827531","display_name":"Indian Institute of Technology Bombay","ror":"https://ror.org/02qyf5152","country_code":"IN","type":"education","lineage":["https://openalex.org/I162827531"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Vivek Tamrakar","raw_affiliation_strings":["Department of Electrical Engineering, IIT Bombay, Mumbai, India","Department of Electrical Engineering, Indian Institute of Technology Bombay, Mumbai, India"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, IIT Bombay, Mumbai, India","institution_ids":["https://openalex.org/I162827531"]},{"raw_affiliation_string":"Department of Electrical Engineering, Indian Institute of Technology Bombay, Mumbai, India","institution_ids":["https://openalex.org/I162827531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062156107","display_name":"Sagar K. Dhar","orcid":"https://orcid.org/0000-0001-8504-6961"},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Sagar Dhar","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Calgary, Calgary, Canada","Department of Electrical and Computer Engineering, University of Calgary, Calgary, AB, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Calgary, Calgary, Canada","institution_ids":["https://openalex.org/I168635309"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Calgary, Calgary, AB, Canada","institution_ids":["https://openalex.org/I168635309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037419104","display_name":"Tushar Sharma","orcid":"https://orcid.org/0000-0001-5145-3518"},"institutions":[{"id":"https://openalex.org/I162827531","display_name":"Indian Institute of Technology Bombay","ror":"https://ror.org/02qyf5152","country_code":"IN","type":"education","lineage":["https://openalex.org/I162827531"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Tushar Sharma","raw_affiliation_strings":["Department of Electrical Engineering, IIT Bombay, Mumbai, India","Department of Electrical Engineering, Indian Institute of Technology Bombay, Mumbai, India"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, IIT Bombay, Mumbai, India","institution_ids":["https://openalex.org/I162827531"]},{"raw_affiliation_string":"Department of Electrical Engineering, Indian Institute of Technology Bombay, Mumbai, India","institution_ids":["https://openalex.org/I162827531"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5036230752","display_name":"Jayanta Mukherjee","orcid":"https://orcid.org/0000-0001-9009-0262"},"institutions":[{"id":"https://openalex.org/I162827531","display_name":"Indian Institute of Technology Bombay","ror":"https://ror.org/02qyf5152","country_code":"IN","type":"education","lineage":["https://openalex.org/I162827531"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Jayanta Mukherjee","raw_affiliation_strings":["Department of Electrical Engineering, IIT Bombay, Mumbai, India","Department of Electrical Engineering, Indian Institute of Technology Bombay, Mumbai, India"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, IIT Bombay, Mumbai, India","institution_ids":["https://openalex.org/I162827531"]},{"raw_affiliation_string":"Department of Electrical Engineering, Indian Institute of Technology Bombay, Mumbai, India","institution_ids":["https://openalex.org/I162827531"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5090345896"],"corresponding_institution_ids":["https://openalex.org/I162827531"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":2.9454,"has_fulltext":true,"cited_by_count":32,"citation_normalized_percentile":{"value":0.91663799,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"10","issue":null,"first_page":"128408","last_page":"128423"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11248","display_name":"Advanced Power Amplifier Design","score":1.0,"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":1.0,"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":0.9993000030517578,"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/T10099","display_name":"GaN-based semiconductor devices and materials","score":0.9966999888420105,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.7225164771080017},{"id":"https://openalex.org/keywords/adjacent-channel-power-ratio","display_name":"Adjacent channel power ratio","score":0.6080148220062256},{"id":"https://openalex.org/keywords/broadband","display_name":"Broadband","score":0.5040015578269958},{"id":"https://openalex.org/keywords/rf-power-amplifier","display_name":"RF power amplifier","score":0.49078449606895447},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4747491478919983},{"id":"https://openalex.org/keywords/waveform","display_name":"Waveform","score":0.46525508165359497},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.4307056665420532},{"id":"https://openalex.org/keywords/input-impedance","display_name":"Input impedance","score":0.4254639744758606},{"id":"https://openalex.org/keywords/harmonic","display_name":"Harmonic","score":0.41523945331573486},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.34516820311546326},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.3447990417480469},{"id":"https://openalex.org/keywords/electrical-impedance","display_name":"Electrical impedance","score":0.32618337869644165},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3220514953136444},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.2762658894062042},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23273509740829468},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.21331971883773804},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.2092651128768921},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2085539698600769}],"concepts":[{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.7225164771080017},{"id":"https://openalex.org/C2776191232","wikidata":"https://www.wikidata.org/wiki/Q4683143","display_name":"Adjacent channel power ratio","level":5,"score":0.6080148220062256},{"id":"https://openalex.org/C509933004","wikidata":"https://www.wikidata.org/wiki/Q194163","display_name":"Broadband","level":2,"score":0.5040015578269958},{"id":"https://openalex.org/C196054291","wikidata":"https://www.wikidata.org/wiki/Q7276624","display_name":"RF power amplifier","level":4,"score":0.49078449606895447},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4747491478919983},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.46525508165359497},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4307056665420532},{"id":"https://openalex.org/C26262908","wikidata":"https://www.wikidata.org/wiki/Q1307489","display_name":"Input impedance","level":3,"score":0.4254639744758606},{"id":"https://openalex.org/C127934551","wikidata":"https://www.wikidata.org/wiki/Q1148098","display_name":"Harmonic","level":2,"score":0.41523945331573486},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.34516820311546326},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.3447990417480469},{"id":"https://openalex.org/C17829176","wikidata":"https://www.wikidata.org/wiki/Q179043","display_name":"Electrical impedance","level":2,"score":0.32618337869644165},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3220514953136444},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.2762658894062042},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23273509740829468},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.21331971883773804},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.2092651128768921},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2085539698600769}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2022.3227381","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3227381","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09973311.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:b1054cdab6054c6da67ed4876a639965","is_oa":true,"landing_page_url":"https://doaj.org/article/b1054cdab6054c6da67ed4876a639965","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 10, Pp 128408-128423 (2022)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2022.3227381","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3227381","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09973311.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8299999833106995}],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4312796476.pdf","grobid_xml":"https://content.openalex.org/works/W4312796476.grobid-xml"},"referenced_works_count":43,"referenced_works":["https://openalex.org/W1518006379","https://openalex.org/W1964482362","https://openalex.org/W1982149684","https://openalex.org/W2007589190","https://openalex.org/W2060004463","https://openalex.org/W2077365252","https://openalex.org/W2095414837","https://openalex.org/W2098023603","https://openalex.org/W2103747043","https://openalex.org/W2111378114","https://openalex.org/W2144673626","https://openalex.org/W2154835575","https://openalex.org/W2158766609","https://openalex.org/W2159977512","https://openalex.org/W2161874091","https://openalex.org/W2207660779","https://openalex.org/W2293600514","https://openalex.org/W2558920874","https://openalex.org/W2589973011","https://openalex.org/W2761856292","https://openalex.org/W2774014445","https://openalex.org/W2783083657","https://openalex.org/W2909833786","https://openalex.org/W2912906889","https://openalex.org/W2923942342","https://openalex.org/W2942914974","https://openalex.org/W2944059309","https://openalex.org/W2953175513","https://openalex.org/W2958109855","https://openalex.org/W2971858376","https://openalex.org/W2972101233","https://openalex.org/W3004361787","https://openalex.org/W3018154587","https://openalex.org/W3048033458","https://openalex.org/W3048253515","https://openalex.org/W3092470085","https://openalex.org/W3094317642","https://openalex.org/W3181002847","https://openalex.org/W4205260671","https://openalex.org/W4206422430","https://openalex.org/W4245466829","https://openalex.org/W4285167082","https://openalex.org/W6683530275"],"related_works":["https://openalex.org/W2120106509","https://openalex.org/W2050141380","https://openalex.org/W2029300197","https://openalex.org/W2292170068","https://openalex.org/W3002423374","https://openalex.org/W2144626160","https://openalex.org/W2762062036","https://openalex.org/W2767876520","https://openalex.org/W2913410448","https://openalex.org/W4235292383"],"abstract_inverted_index":{"This":[0,86],"work":[1],"introduces":[2],"a":[3,44,99,142,160],"new":[4,100],"broadband":[5,161,200],"Class":[6,54,162],"B/J":[7,55,92,145,163],"power":[8,214,222],"amplifier":[9],"(PA)":[10],"design":[11,101,189,194],"methodology":[12],"by":[13,81],"considering":[14],"the":[15,82,134,168,179,188],"input-output":[16,95],"waveform":[17,96],"shaping":[18,97],"due":[19],"to":[20,51,139],"nonlinear":[21],"CGS-VGS":[22],"profile":[23],"in":[24,116,182],"gallium":[25],"nitride":[26],"(GaN)":[27],"radio":[28],"frequency":[29],"(RF)":[30],"devices.":[31],"A":[32,191],"comprehensive":[33],"time":[34],"domain":[35],"modeling":[36],"of":[37,46,141,184,209],"drain":[38,41,207],"voltage":[39],"and":[40,75,124,153,159,173,218],"current":[42],"as":[43,79],"function":[45],"input":[47],"nonlinearity":[48],"is":[49,136,165,196],"presented":[50,158],"predict":[52],"continuous":[53],"PA":[56,70,118,164,201,204],"performance.":[57],"The":[58,203],"proposed":[59,169],"theory":[60],"shows":[61],"that":[62,89,140],"continuous-mode":[63,90],"operation":[64,93],"can":[65,120],"no":[66],"longer":[67],"maintain":[68],"constant":[69],"performance":[71,119,135,185],"with":[72,94,103,110,167,212,229],"varying":[73],"fundamental":[74],"second":[76,112,129,170],"harmonic":[77,113,130,171],"impedances":[78],"predicted":[80],"ideal":[83],"class-J":[84],"theory.":[85],"paper":[87],"demonstrates":[88,206],"class":[91,144],"yields":[98],"space":[102,195],"two":[104],"distinct":[105],"regions:":[106],"one":[107],"advantageous":[108],"region":[109],"capacitive":[111],"load":[114,131,154,172],"terminations":[115],"which":[117],"be":[121],"enhanced":[122],"significantly;":[123],"another":[125],"within":[126],"an":[127],"inductive":[128],"area":[132],"where":[133],"degraded":[137],"compared":[138],"classical":[143],"PA.":[146],"For":[147],"practical":[148],"validation,":[149],"source":[150,174],"pull":[151,155],"measurements":[152],"analyses":[156],"are":[157],"designed":[166],"termination.":[175],"Source/Load-pull":[176],"measurements/simulations":[177],"confirm":[178],"theoretical":[180],"predictions":[181],"terms":[183],"variation":[186],"across":[187,238],"space.":[190],"high":[192],"efficiency":[193,208],"then":[197],"identified":[198],"for":[199],"design.":[202],"protype":[205],"(60-73)":[210],"%":[211],"output":[213],"above":[215],"40":[216],"dBm":[217],"corrected":[219],"adjacent":[220],"channel":[221],"ratio":[223],"(ACPR)":[224],"better":[225],"than":[226],"-55":[227],"dBc":[228],"digital":[230],"predistortion":[231],"(DPD)":[232],"using":[233],"10":[234],"MHz":[235],"LTE":[236],"signal":[237],"(2.2-3.4)":[239],"GHz.":[240]},"counts_by_year":[{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":15},{"year":2023,"cited_by_count":7}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}