{"id":"https://openalex.org/W4404176960","doi":"https://doi.org/10.1109/tcsi.2024.3483933","title":"An Efficient Asymmetric Outphasing Power Amplifier With Extended Back-Off Range for 5G Applications","display_name":"An Efficient Asymmetric Outphasing Power Amplifier With Extended Back-Off Range for 5G Applications","publication_year":2024,"publication_date":"2024-11-08","ids":{"openalex":"https://openalex.org/W4404176960","doi":"https://doi.org/10.1109/tcsi.2024.3483933"},"language":"en","primary_location":{"id":"doi:10.1109/tcsi.2024.3483933","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2024.3483933","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/A5058640165","display_name":"Baihua Zeng","orcid":"https://orcid.org/0000-0003-1640-4918"},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Bai Hua Zeng","raw_affiliation_strings":["Department of Electrical Engineering, City University of Hong Kong, Hong Kong, SAR, China","Department of Electrical Engineering, City University of Hong Kong, Hong Kong, China"],"raw_orcid":"https://orcid.org/0000-0003-1640-4918","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, City University of Hong Kong, Hong Kong, SAR, China","institution_ids":["https://openalex.org/I168719708"]},{"raw_affiliation_string":"Department of Electrical Engineering, City University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I168719708"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086708899","display_name":"Wing Shing Chan","orcid":"https://orcid.org/0000-0002-0881-5816"},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Wing Shing Chan","raw_affiliation_strings":["Department of Electrical Engineering, City University of Hong Kong, Hong Kong, SAR, China","Department of Electrical Engineering, City University of Hong Kong, Hong Kong, China"],"raw_orcid":"https://orcid.org/0000-0002-0881-5816","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, City University of Hong Kong, Hong Kong, SAR, China","institution_ids":["https://openalex.org/I168719708"]},{"raw_affiliation_string":"Department of Electrical Engineering, City University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I168719708"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112466201","display_name":"Shao Yong Zheng","orcid":null},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shao Yong Zheng","raw_affiliation_strings":["School of Electronics and Information Technology, Guangdong Provincial Key Laboratory of Optoelectronic Information Processing Chips and Systems, Sun Yat-sen University, Guangzhou, China","Guangdong Provincial Key Laboratory of Optoelectronic Information Processing Chips and Systems, School of Electronics and Information Technology, Sun Yat-sen University, Guangzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-4337-7057","affiliations":[{"raw_affiliation_string":"School of Electronics and Information Technology, Guangdong Provincial Key Laboratory of Optoelectronic Information Processing Chips and Systems, Sun Yat-sen University, Guangzhou, China","institution_ids":["https://openalex.org/I157773358"]},{"raw_affiliation_string":"Guangdong Provincial Key Laboratory of Optoelectronic Information Processing Chips and Systems, School of Electronics and Information Technology, Sun Yat-sen University, Guangzhou, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112466200","display_name":"Xin Yu Zhou","orcid":"https://orcid.org/0000-0002-9338-7958"},"institutions":[{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Xin Yu Zhou","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, The Hong Kong Polytechnic University, Hong Kong, China","Department of Electrical and Electronic Engineering, The Hong Kong Polytechnic University, Hong Kong, Hong Kong"],"raw_orcid":"https://orcid.org/0000-0002-9338-7958","affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, The Hong Kong Polytechnic University, Hong Kong, China","institution_ids":["https://openalex.org/I14243506"]},{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, The Hong Kong Polytechnic University, Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I14243506"]}]},{"author_position":"last","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"],"raw_orcid":"https://orcid.org/0000-0003-1628-5429","affiliations":[{"raw_affiliation_string":"Shaoxing Integrated Circuit Institute, Hangzhou Dianzi University, Zhejiang, China","institution_ids":["https://openalex.org/I50760025"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2495,"currency":"USD","value_usd":2495},"apc_paid":null,"fwci":1.875,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.85919176,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"72","issue":"1","first_page":"143","last_page":"154"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11248","display_name":"Advanced Power Amplifier Design","score":0.9980000257492065,"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":0.9980000257492065,"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":0.9419000148773193,"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/T10175","display_name":"Advanced DC-DC Converters","score":0.9265999794006348,"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/electronic-engineering","display_name":"Electronic engineering","score":0.5729232430458069},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.5542541742324829},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.531686007976532},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4612092077732086},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.42307576537132263},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3004821240901947},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2647474408149719},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.1303897202014923}],"concepts":[{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5729232430458069},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.5542541742324829},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.531686007976532},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4612092077732086},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.42307576537132263},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3004821240901947},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2647474408149719},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.1303897202014923},{"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.2024.3483933","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2024.3483933","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":0.8799999952316284,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G7313014559","display_name":"\u4e0b\u4e00\u4ee3\u901a\u4fe1\u7528\u9ad8\u96c6\u6210\u5ea6\u6beb\u7c73\u6ce2\u524d\u7aef\u82af\u7247\u5173\u952e\u6280\u672f\u7814\u7a76","funder_award_id":"LD24F010001","funder_id":"https://openalex.org/F4320338464","funder_display_name":"Natural Science Foundation of Zhejiang Province"}],"funders":[{"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":38,"referenced_works":["https://openalex.org/W1985212404","https://openalex.org/W1988492054","https://openalex.org/W1992832061","https://openalex.org/W2003312335","https://openalex.org/W2015709883","https://openalex.org/W2054692642","https://openalex.org/W2055747586","https://openalex.org/W2107485132","https://openalex.org/W2116062693","https://openalex.org/W2117192612","https://openalex.org/W2146755671","https://openalex.org/W2169249318","https://openalex.org/W2185103564","https://openalex.org/W2288916518","https://openalex.org/W2312954494","https://openalex.org/W2316104650","https://openalex.org/W2323088953","https://openalex.org/W2512475322","https://openalex.org/W2569297434","https://openalex.org/W2789660525","https://openalex.org/W2898260099","https://openalex.org/W2903604768","https://openalex.org/W2941309668","https://openalex.org/W2996208664","https://openalex.org/W3000359713","https://openalex.org/W3021644385","https://openalex.org/W3131155970","https://openalex.org/W3165481541","https://openalex.org/W4213117890","https://openalex.org/W4221128396","https://openalex.org/W4319663640","https://openalex.org/W4362689532","https://openalex.org/W4378194353","https://openalex.org/W4383504047","https://openalex.org/W4385696394","https://openalex.org/W4389319152","https://openalex.org/W4390871527","https://openalex.org/W4390956117"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2935759653","https://openalex.org/W3105167352","https://openalex.org/W54078636","https://openalex.org/W2954470139","https://openalex.org/W1501425562","https://openalex.org/W2053214877","https://openalex.org/W2135814299"],"abstract_inverted_index":{"5G":[0,147],"and":[1,40,112,125,130],"future":[2],"6G":[3],"wireless":[4],"communication":[5],"systems":[6],"are":[7],"pushing":[8],"the":[9,13,29,61,94,102,143],"practical":[10],"limits":[11],"on":[12,80],"modulation":[14,24,44],"schemes":[15,25,45],"that":[16,46,93],"can":[17,97],"be":[18,98],"achieved":[19],"in":[20,31],"practice.":[21],"These":[22],"higher-level":[23],"have":[26,47],"further":[27],"exacerbated":[28],"challenges":[30],"power":[32,50,164],"amplifier":[33],"(PA)":[34],"design.":[35],"One":[36],"solution":[37],"to":[38,54],"linearly":[39],"efficiently":[41],"amplify":[42],"these":[43],"high":[48],"peak-to-average":[49],"ratios":[51],"(PAPRs),":[52],"is":[53,70,84,90,106],"use":[55],"dual-input":[56],"Outphasing":[57],"PAs":[58],"(OPAs).":[59],"However,":[60],"output":[62],"back-off":[63],"(OBO)":[64],"range":[65,96],"of":[66,123,142,158],"a":[67,76,113],"conventional":[68],"OPA":[69,78,89,105,119,144],"limited.":[71],"To":[72,100],"mitigate":[73],"this":[74],"issue,":[75],"new":[77,87],"based":[79],"an":[81,104,154,161],"asymmetric":[82,88,110],"architecture":[83],"proposed.":[85],"This":[86],"shown":[91],"theoretically":[92],"OBO":[95,133],"extended.":[99],"validate":[101],"proposal,":[103],"designed":[107],"using":[108,145],"two":[109],"sub-PAs":[111],"modified":[114],"Chireix":[115],"combiner.":[116],"The":[117],"implemented":[118],"achieves":[120],"drain":[121,156],"efficiencies":[122],"60.6%":[124],"60%":[126],"at":[127,131,137],"saturation":[128],"(44.1dBm)":[129],"8-dB":[132,151],"under":[134],"CW":[135],"excitation":[136],"2.58":[138],"GHz,":[139],"respectively.":[140],"Measurement":[141],"20-MHz":[146],"NR":[148],"signal":[149],"with":[150,160,170],"PAPR":[152],"yields":[153],"average":[155],"efficiency":[157],"58.3%":[159],"adjacent":[162],"channel":[163],"ratio":[165],"(ACPR)":[166],"below":[167],"\u221245.1":[168],"dBc":[169],"digital":[171],"pre-distortion":[172],"(DPD).":[173]},"counts_by_year":[{"year":2026,"cited_by_count":10},{"year":2025,"cited_by_count":6}],"updated_date":"2026-08-28T12:50:07.497085","created_date":"2025-10-10T00:00:00"}