{"id":"https://openalex.org/W3186626279","doi":"https://doi.org/10.23919/vlsicircuits52068.2021.9492518","title":"Efficient RF-PA Two-Chip Supply Modulator Architecture for 4G LTE and 5G NR Dual-Connectivity RF Front-End","display_name":"Efficient RF-PA Two-Chip Supply Modulator Architecture for 4G LTE and 5G NR Dual-Connectivity RF Front-End","publication_year":2021,"publication_date":"2021-06-13","ids":{"openalex":"https://openalex.org/W3186626279","doi":"https://doi.org/10.23919/vlsicircuits52068.2021.9492518","mag":"3186626279"},"language":"en","primary_location":{"id":"doi:10.23919/vlsicircuits52068.2021.9492518","is_oa":false,"landing_page_url":"https://doi.org/10.23919/vlsicircuits52068.2021.9492518","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 Symposium on VLSI Circuits","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/A5000633156","display_name":"Ji-Seon Paek","orcid":null},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Ji-Seon Paek","raw_affiliation_strings":["Samsung Electronics,Hwaseong,South Korea","Samsung Electronics, Hwaseong, South Korea"],"affiliations":[{"raw_affiliation_string":"Samsung Electronics,Hwaseong,South Korea","institution_ids":["https://openalex.org/I2250650973"]},{"raw_affiliation_string":"Samsung Electronics, Hwaseong, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100743873","display_name":"Dongsu Kim","orcid":"https://orcid.org/0000-0002-9707-7543"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Dongsu Kim","raw_affiliation_strings":["Samsung Electronics,Hwaseong,South Korea","Samsung Electronics, Hwaseong, South Korea"],"affiliations":[{"raw_affiliation_string":"Samsung Electronics,Hwaseong,South Korea","institution_ids":["https://openalex.org/I2250650973"]},{"raw_affiliation_string":"Samsung Electronics, Hwaseong, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102355260","display_name":"Jaeyeol Han","orcid":null},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jae-Yeol Han","raw_affiliation_strings":["Samsung Electronics,Hwaseong,South Korea","Samsung Electronics, Hwaseong, South Korea"],"affiliations":[{"raw_affiliation_string":"Samsung Electronics,Hwaseong,South Korea","institution_ids":["https://openalex.org/I2250650973"]},{"raw_affiliation_string":"Samsung Electronics, Hwaseong, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087868146","display_name":"Younghwan Choo","orcid":"https://orcid.org/0000-0002-2685-5694"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Younghwan Choo","raw_affiliation_strings":["Samsung Electronics,Hwaseong,South Korea","Samsung Electronics, Hwaseong, South Korea"],"affiliations":[{"raw_affiliation_string":"Samsung Electronics,Hwaseong,South Korea","institution_ids":["https://openalex.org/I2250650973"]},{"raw_affiliation_string":"Samsung Electronics, Hwaseong, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101424767","display_name":"Jongwoo Lee","orcid":"https://orcid.org/0000-0001-6746-9645"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jongwoo Lee","raw_affiliation_strings":["Samsung Electronics,Hwaseong,South Korea","Samsung Electronics, Hwaseong, South Korea"],"affiliations":[{"raw_affiliation_string":"Samsung Electronics,Hwaseong,South Korea","institution_ids":["https://openalex.org/I2250650973"]},{"raw_affiliation_string":"Samsung Electronics, Hwaseong, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5000633156"],"corresponding_institution_ids":["https://openalex.org/I2250650973"],"apc_list":null,"apc_paid":null,"fwci":0.2005,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.50211654,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"2"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11248","display_name":"Advanced Power Amplifier Design","score":0.9994999766349792,"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":0.9994999766349792,"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":0.9983999729156494,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9653000235557556,"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":0.575987696647644},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.5710140466690063},{"id":"https://openalex.org/keywords/buck-converter","display_name":"Buck converter","score":0.5382530093193054},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.4762677848339081},{"id":"https://openalex.org/keywords/rf-front-end","display_name":"RF front end","score":0.47403645515441895},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4559638202190399},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.41811811923980713},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4167479872703552},{"id":"https://openalex.org/keywords/chip","display_name":"Chip","score":0.41299593448638916},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.32971304655075073},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2376185953617096},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23706725239753723},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.10551944375038147}],"concepts":[{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.575987696647644},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.5710140466690063},{"id":"https://openalex.org/C150818752","wikidata":"https://www.wikidata.org/wiki/Q83804","display_name":"Buck converter","level":3,"score":0.5382530093193054},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.4762677848339081},{"id":"https://openalex.org/C53071545","wikidata":"https://www.wikidata.org/wiki/Q7276615","display_name":"RF front end","level":3,"score":0.47403645515441895},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4559638202190399},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.41811811923980713},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4167479872703552},{"id":"https://openalex.org/C165005293","wikidata":"https://www.wikidata.org/wiki/Q1074500","display_name":"Chip","level":2,"score":0.41299593448638916},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.32971304655075073},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2376185953617096},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23706725239753723},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.10551944375038147}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.23919/vlsicircuits52068.2021.9492518","is_oa":false,"landing_page_url":"https://doi.org/10.23919/vlsicircuits52068.2021.9492518","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 Symposium on VLSI Circuits","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8700000047683716}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2393227873","https://openalex.org/W2328456318","https://openalex.org/W4253176004","https://openalex.org/W4255841132","https://openalex.org/W2117399514","https://openalex.org/W2117461777","https://openalex.org/W2042608940","https://openalex.org/W2383911614","https://openalex.org/W2580041429","https://openalex.org/W4367147711"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,14,21,41,46,57,75,87],"two-chip":[4],"supply":[5,17,100],"modulation":[6],"architecture":[7],"for":[8,91],"efficient":[9],"RF":[10],"power":[11],"amplification":[12],"using":[13,102],"fully":[15,36],"switched-mode":[16,37],"modulator":[18],"(SM)":[19],"and":[20,31,45,50,80,123],"linear-assisted":[22],"hybrid":[23],"SM":[24,38,66],"to":[25],"support":[26],"simultaneous":[27],"transmission":[28,115],"on":[29],"LTE":[30],"5G":[32,70,124],"bands.":[33],"The":[34,68],"designed":[35,69],"consists":[39],"of":[40,62,74,117],"fast":[42],"buck":[43,48],"converter":[44,85],"slow":[47],"converter,":[49],"it":[51],"achieves":[52],"88.2%":[53],"peak":[54],"efficiency":[55],"with":[56],"low":[58],"RX":[59],"band":[60],"noise":[61],"-140dBm/Hz":[63],"at":[64],"the":[65,93,103,113],"output.":[67],"NR":[71],"SM,":[72],"consisting":[73],"class-AB":[76],"linear":[77],"amplifier":[78],"(LA)":[79],"an":[81],"interleaved":[82],"3-level":[83],"buck-boost":[84],"provides":[86],"150-MHz":[88],"3-dB":[89],"bandwidth":[90],"tracking":[92],"100-MHz":[94,125],"envelope":[95],"signal.":[96],"An":[97],"optimal":[98],"RF-PA":[99,109],"deployment":[101],"two":[104],"SMs":[105],"efficiently":[106],"supports":[107],"multiple":[108],"loads":[110],"while":[111],"satisfying":[112],"dual":[114],"requirements":[116],"E-UTRAN":[118],"New":[119],"Radio":[120],"Dual-Connectivity":[121],"(EN-DC)":[122],"ET":[126],"operation.":[127]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
