{"id":"https://openalex.org/W4393139843","doi":"https://doi.org/10.1109/tcsi.2024.3378124","title":"Efficiency Enhancement Technique for Outphasing Amplifier With Extended Power Back-Off Range","display_name":"Efficiency Enhancement Technique for Outphasing Amplifier With Extended Power Back-Off Range","publication_year":2024,"publication_date":"2024-03-25","ids":{"openalex":"https://openalex.org/W4393139843","doi":"https://doi.org/10.1109/tcsi.2024.3378124"},"language":"en","primary_location":{"id":"doi:10.1109/tcsi.2024.3378124","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2024.3378124","pdf_url":null,"source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"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 Circuits and Systems I: Regular Papers","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/A5100333122","display_name":"Weiwei Wang","orcid":"https://orcid.org/0000-0001-8694-6179"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Weiwei Wang","raw_affiliation_strings":["Guangdong Provincial Key Laboratory of Millimeter-Wave and Terahertz, School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","School of Electronic and Information Engineering, Guangdong Provincial Key Laboratory of Millimeter-Wave and Terahertz, South China University of Technology, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"Guangdong Provincial Key Laboratory of Millimeter-Wave and Terahertz, School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, Guangdong Provincial Key Laboratory of Millimeter-Wave and Terahertz, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061263806","display_name":"Shichang Chen","orcid":"https://orcid.org/0000-0003-1628-5429"},"institutions":[{"id":"https://openalex.org/I50760025","display_name":"Hangzhou Dianzi University","ror":"https://ror.org/0576gt767","country_code":"CN","type":"education","lineage":["https://openalex.org/I50760025"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shichang Chen","raw_affiliation_strings":["Shaoxing Integrated Circuit Institute, Hangzhou Dianzi University, Zhejiang, China"],"affiliations":[{"raw_affiliation_string":"Shaoxing Integrated Circuit Institute, Hangzhou Dianzi University, Zhejiang, China","institution_ids":["https://openalex.org/I50760025"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065632370","display_name":"Yixi Tang","orcid":"https://orcid.org/0009-0002-9410-6166"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yixi Tang","raw_affiliation_strings":["Guangdong Provincial Key Laboratory of Millimeter-Wave and Terahertz, School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","School of Electronic and Information Engineering, Guangdong Provincial Key Laboratory of Millimeter-Wave and Terahertz, South China University of Technology, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"Guangdong Provincial Key Laboratory of Millimeter-Wave and Terahertz, School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, Guangdong Provincial Key Laboratory of Millimeter-Wave and Terahertz, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078624745","display_name":"Jialin Cai","orcid":"https://orcid.org/0000-0001-8621-1105"},"institutions":[{"id":"https://openalex.org/I50760025","display_name":"Hangzhou Dianzi University","ror":"https://ror.org/0576gt767","country_code":"CN","type":"education","lineage":["https://openalex.org/I50760025"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jialin Cai","raw_affiliation_strings":["Shaoxing Integrated Circuit Institute, Hangzhou Dianzi University, Zhejiang, China"],"affiliations":[{"raw_affiliation_string":"Shaoxing Integrated Circuit Institute, Hangzhou Dianzi University, Zhejiang, China","institution_ids":["https://openalex.org/I50760025"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071164847","display_name":"Giovanni Crupi","orcid":"https://orcid.org/0000-0002-6666-6812"},"institutions":[{"id":"https://openalex.org/I112862951","display_name":"University of Messina","ror":"https://ror.org/05ctdxz19","country_code":"IT","type":"education","lineage":["https://openalex.org/I112862951"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Giovanni Crupi","raw_affiliation_strings":["BIOMORF Department, University of Messina, Messina, Italy"],"affiliations":[{"raw_affiliation_string":"BIOMORF Department, University of Messina, Messina, Italy","institution_ids":["https://openalex.org/I112862951"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100657319","display_name":"Quan Xue","orcid":"https://orcid.org/0000-0002-4226-2127"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Quan Xue","raw_affiliation_strings":["Guangdong Provincial Key Laboratory of Millimeter-Wave and Terahertz, School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","School of Electronic and Information Engineering, Guangdong Provincial Key Laboratory of Millimeter-Wave and Terahertz, South China University of Technology, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"Guangdong Provincial Key Laboratory of Millimeter-Wave and Terahertz, School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]},{"raw_affiliation_string":"School of Electronic and Information Engineering, Guangdong Provincial Key Laboratory of Millimeter-Wave and Terahertz, South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5100333122"],"corresponding_institution_ids":["https://openalex.org/I90610280"],"apc_list":null,"apc_paid":null,"fwci":0.8878,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.72363302,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"71","issue":"6","first_page":"2600","last_page":"2611"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11248","display_name":"Advanced Power Amplifier Design","score":0.9192000031471252,"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":0.9192000031471252,"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/amplifier","display_name":"Amplifier","score":0.6565812826156616},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.5599335432052612},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5560462474822998},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.4932693839073181},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4072500765323639},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.37971436977386475},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3682142198085785},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3540085554122925},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.338630735874176},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.33548861742019653},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1818276345729828},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.0894203782081604},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.052138835191726685}],"concepts":[{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.6565812826156616},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.5599335432052612},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5560462474822998},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4932693839073181},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4072500765323639},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.37971436977386475},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3682142198085785},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3540085554122925},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.338630735874176},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.33548861742019653},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1818276345729828},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.0894203782081604},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.052138835191726685},{"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/tcsi.2024.3378124","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2024.3378124","pdf_url":null,"source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"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 Circuits and Systems I: Regular Papers","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8600000143051147,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G2422347554","display_name":null,"funder_award_id":"61971171","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7313014559","display_name":null,"funder_award_id":"LD24F010001","funder_id":"https://openalex.org/F4320338464","funder_display_name":"Natural Science Foundation of Zhejiang Province"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320338464","display_name":"Natural Science Foundation of Zhejiang Province","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W1992832061","https://openalex.org/W2000622025","https://openalex.org/W2052598708","https://openalex.org/W2055747586","https://openalex.org/W2084750549","https://openalex.org/W2116062693","https://openalex.org/W2157802116","https://openalex.org/W2169249318","https://openalex.org/W2182312066","https://openalex.org/W2241084566","https://openalex.org/W2346752641","https://openalex.org/W2569297434","https://openalex.org/W2582055222","https://openalex.org/W2605089441","https://openalex.org/W2675182538","https://openalex.org/W2744159268","https://openalex.org/W2762395004","https://openalex.org/W2764321565","https://openalex.org/W2789660525","https://openalex.org/W2794288011","https://openalex.org/W2903604768","https://openalex.org/W2922391836","https://openalex.org/W2923176195","https://openalex.org/W2941309668","https://openalex.org/W2943864740","https://openalex.org/W2988844044","https://openalex.org/W3006339940","https://openalex.org/W3018889002","https://openalex.org/W3032956702","https://openalex.org/W3042415244","https://openalex.org/W3048991027","https://openalex.org/W3081687215","https://openalex.org/W3112654634","https://openalex.org/W3122603258","https://openalex.org/W3131155970","https://openalex.org/W3134605291","https://openalex.org/W4214511534","https://openalex.org/W4319663640","https://openalex.org/W4385696394"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2137676555","https://openalex.org/W2515605785","https://openalex.org/W4245326239","https://openalex.org/W1507225775","https://openalex.org/W2106294750","https://openalex.org/W2183644323","https://openalex.org/W2133170110","https://openalex.org/W2003770484","https://openalex.org/W2135814299"],"abstract_inverted_index":{"The":[0,22,107],"article":[1],"proposes":[2],"a":[3,45,59],"modified":[4],"series":[5],"compensation":[6,31,55],"(MSC)":[7],"outphasing":[8],"power":[9,16,19,28],"amplifier":[10],"(OPA)":[11],"that":[12],"maximizes":[13],"saturation":[14,35,102],"output":[15,27,72,137,142],"and":[17,52,70,103,167,179],"extends":[18],"back-off":[20,29,143],"range.":[21],"proposed":[23],"OPA":[24,126],"enables":[25],"achieving":[26],"(OBO)":[30],"without":[32],"affecting":[33],"the":[34,38,50,53,71,89,97,116,140,145,152,157],"matching.":[36],"Then,":[37],"circuit":[39,47,127],"structure":[40],"is":[41,65,111],"simplified":[42,60],"by":[43,114],"introducing":[44],"post-matching":[46],"to":[48,75,123,164],"integrate":[49],"combiner":[51],"reactive":[54],"network":[56,63],"(RCN).":[57],"Moreover,":[58],"dual-impedance":[61],"matching":[62],"(DIMN)":[64],"placed":[66],"between":[67],"each":[68],"transistor":[69,121],"combiner,":[73],"leading":[74],"increased":[76],"OBO":[77,104],"range":[78],"with":[79,174,184],"improved":[80],"efficiency.":[81],"This":[82],"technique":[83],"not":[84],"only":[85],"takes":[86],"into":[87],"consideration":[88],"influence":[90],"of":[91,135,156],"parasitic":[92],"parameters":[93],"but":[94],"also":[95],"match":[96],"required":[98],"impedance":[99],"at":[100,129],"both":[101],"points,":[105],"simultaneously.":[106],"above":[108],"design":[109],"idea":[110],"successfully":[112],"verified":[113],"using":[115],"gallium":[117],"nitride":[118],"(GaN)":[119],"high-electron-mobility":[120],"(HEMT)":[122],"develop":[124],"an":[125],"operating":[128],"2.6":[130],"GHz,":[131],"providing":[132],"45.2":[133],"dBm":[134],"peak":[136],"power.":[138],"At":[139],"12-dB":[141],"point,":[144],"drain":[146],"efficiency":[147],"reaches":[148],"61.5%.":[149],"In":[150],"addition,":[151],"prototype":[153],"achieves":[154],"values":[155],"adjacent":[158],"channel":[159],"leakage":[160],"ratio":[161],"(ACLR)":[162],"equal":[163],"-48.17":[165],"dBc":[166,169],"47.74":[168],"for":[170,180],"LTE":[171],"modulated":[172],"signal":[173,183],"8":[175],"dB":[176,186],"PAPR":[177,187],"value":[178],"5G":[181],"NR":[182],"11.7":[185],"value,":[188],"respectively.":[189]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}