{"id":"https://openalex.org/W2161778004","doi":"https://doi.org/10.1109/jssc.2009.2026842","title":"A Cool, Sub-0.2 dB Noise Figure GaN HEMT Power Amplifier With 2-Watt Output Power","display_name":"A Cool, Sub-0.2 dB Noise Figure GaN HEMT Power Amplifier With 2-Watt Output Power","publication_year":2009,"publication_date":"2009-09-25","ids":{"openalex":"https://openalex.org/W2161778004","doi":"https://doi.org/10.1109/jssc.2009.2026842","mag":"2161778004"},"language":"en","primary_location":{"id":"doi:10.1109/jssc.2009.2026842","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jssc.2009.2026842","pdf_url":null,"source":{"id":"https://openalex.org/S83637746","display_name":"IEEE Journal of Solid-State Circuits","issn_l":"0018-9200","issn":["0018-9200","1558-173X"],"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 Journal of Solid-State Circuits","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/A5017828957","display_name":"K.W. Kobayashi","orcid":"https://orcid.org/0000-0001-6296-6845"},"institutions":[{"id":"https://openalex.org/I4210137977","display_name":"Advanced Micro Devices (United States)","ror":"https://ror.org/04kd6c783","country_code":"US","type":"company","lineage":["https://openalex.org/I4210137977"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kevin W. Kobayashi","raw_affiliation_strings":["RF Micro Devices, Inc., Torrance, CA, USA","[RF Micro Devices, Torrance, CA, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"RF Micro Devices, Inc., Torrance, CA, USA","institution_ids":["https://openalex.org/I4210137977"]},{"raw_affiliation_string":"[RF Micro Devices, Torrance, CA, USA]","institution_ids":["https://openalex.org/I4210137977"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060221604","display_name":"Yao-Chung Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I2948394018","display_name":"Northrop Grumman (United States)","ror":"https://ror.org/05kewds18","country_code":"US","type":"company","lineage":["https://openalex.org/I2948394018"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"YaoChung Chen","raw_affiliation_strings":["Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]},{"raw_affiliation_string":"Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017520263","display_name":"Ioulia Smorchkova","orcid":"https://orcid.org/0009-0005-1545-4077"},"institutions":[{"id":"https://openalex.org/I2948394018","display_name":"Northrop Grumman (United States)","ror":"https://ror.org/05kewds18","country_code":"US","type":"company","lineage":["https://openalex.org/I2948394018"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ioulia Smorchkova","raw_affiliation_strings":["Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]},{"raw_affiliation_string":"Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112539169","display_name":"Benjamin Heying","orcid":null},"institutions":[{"id":"https://openalex.org/I2948394018","display_name":"Northrop Grumman (United States)","ror":"https://ror.org/05kewds18","country_code":"US","type":"company","lineage":["https://openalex.org/I2948394018"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Benjamin Heying","raw_affiliation_strings":["Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]},{"raw_affiliation_string":"Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110230683","display_name":"Wen-Ben Luo","orcid":null},"institutions":[{"id":"https://openalex.org/I2948394018","display_name":"Northrop Grumman (United States)","ror":"https://ror.org/05kewds18","country_code":"US","type":"company","lineage":["https://openalex.org/I2948394018"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wen-Ben Luo","raw_affiliation_strings":["Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]},{"raw_affiliation_string":"Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108635871","display_name":"William Sutton","orcid":null},"institutions":[{"id":"https://openalex.org/I2948394018","display_name":"Northrop Grumman (United States)","ror":"https://ror.org/05kewds18","country_code":"US","type":"company","lineage":["https://openalex.org/I2948394018"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"William Sutton","raw_affiliation_strings":["Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]},{"raw_affiliation_string":"Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111948208","display_name":"Mike Wojtowicz","orcid":null},"institutions":[{"id":"https://openalex.org/I2948394018","display_name":"Northrop Grumman (United States)","ror":"https://ror.org/05kewds18","country_code":"US","type":"company","lineage":["https://openalex.org/I2948394018"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mike Wojtowicz","raw_affiliation_strings":["Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]},{"raw_affiliation_string":"Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056154826","display_name":"A.K. Oki","orcid":null},"institutions":[{"id":"https://openalex.org/I2948394018","display_name":"Northrop Grumman (United States)","ror":"https://ror.org/05kewds18","country_code":"US","type":"company","lineage":["https://openalex.org/I2948394018"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Aaron Oki","raw_affiliation_strings":["Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Northrop Grumman Space Technology, Inc., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]},{"raw_affiliation_string":"Space & Technol., Northrop Grumman Corp., Redondo Beach, CA, USA","institution_ids":["https://openalex.org/I2948394018"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.5304,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.92825287,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"44","issue":"10","first_page":"2648","last_page":"2654"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10099","display_name":"GaN-based semiconductor devices and materials","score":0.9983999729156494,"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"}},"topics":[{"id":"https://openalex.org/T10099","display_name":"GaN-based semiconductor devices and materials","score":0.9983999729156494,"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"}},{"id":"https://openalex.org/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.9969000220298767,"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/T11248","display_name":"Advanced Power Amplifier Design","score":0.9717000126838684,"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":0.7498100996017456},{"id":"https://openalex.org/keywords/monolithic-microwave-integrated-circuit","display_name":"Monolithic microwave integrated circuit","score":0.6842551827430725},{"id":"https://openalex.org/keywords/high-electron-mobility-transistor","display_name":"High-electron-mobility transistor","score":0.6722030639648438},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5379095673561096},{"id":"https://openalex.org/keywords/noise-figure","display_name":"Noise figure","score":0.523481011390686},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5206291079521179},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.48250722885131836},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.4017201364040375},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.4012450575828552},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.40028661489486694},{"id":"https://openalex.org/keywords/transistor","display_name":"Transistor","score":0.2753496468067169},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2213437557220459},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1530071496963501},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.08584269881248474},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.05730077624320984}],"concepts":[{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.7498100996017456},{"id":"https://openalex.org/C128450285","wikidata":"https://www.wikidata.org/wiki/Q1945036","display_name":"Monolithic microwave integrated circuit","level":4,"score":0.6842551827430725},{"id":"https://openalex.org/C162057924","wikidata":"https://www.wikidata.org/wiki/Q1617706","display_name":"High-electron-mobility transistor","level":4,"score":0.6722030639648438},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5379095673561096},{"id":"https://openalex.org/C112806910","wikidata":"https://www.wikidata.org/wiki/Q746825","display_name":"Noise figure","level":4,"score":0.523481011390686},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5206291079521179},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.48250722885131836},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.4017201364040375},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4012450575828552},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.40028661489486694},{"id":"https://openalex.org/C172385210","wikidata":"https://www.wikidata.org/wiki/Q5339","display_name":"Transistor","level":3,"score":0.2753496468067169},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2213437557220459},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1530071496963501},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.08584269881248474},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.05730077624320984},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jssc.2009.2026842","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jssc.2009.2026842","pdf_url":null,"source":{"id":"https://openalex.org/S83637746","display_name":"IEEE Journal of Solid-State Circuits","issn_l":"0018-9200","issn":["0018-9200","1558-173X"],"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 Journal of Solid-State Circuits","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8700000047683716,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1681397022","https://openalex.org/W2065850591","https://openalex.org/W2147041294","https://openalex.org/W2153988014","https://openalex.org/W2154951584","https://openalex.org/W2160538943","https://openalex.org/W2169195851"],"related_works":["https://openalex.org/W2100126419","https://openalex.org/W2110368793","https://openalex.org/W2115188888","https://openalex.org/W2993597271","https://openalex.org/W2165662782","https://openalex.org/W2166006885","https://openalex.org/W1979452796","https://openalex.org/W2037091857","https://openalex.org/W2096687842","https://openalex.org/W1588780823"],"abstract_inverted_index":{"This":[0],"paper":[1],"reports":[2],"on":[3,44],"a":[4,13,20,24,33,45,61,67,82,87,106,125,149,157,166,190],"S-,":[5],"C-band":[6],"low-noise":[7],"power":[8,27,68,142],"amplifier":[9,114,195],"(LNPA)":[10],"which":[11],"achieves":[12,76,115],"sub-0.2":[14],"dB":[15,78,117,160],"noise":[16,151],"figure":[17],"(NF)":[18],"over":[19,81],"multi-octave":[21,191],"band":[22,85,123],"and":[23,66,86,124,174],"saturated":[25,140],"output":[26,141,202],"(Psat)":[28],"of":[29,36,64,70,93,109,130,153,197,201],"2":[30,98,146,199],"W":[31,200],"at":[32],"cool":[34,62],"temperature":[35,63],"-30degC":[37,65],".":[38],"The":[39,138],"GaN":[40],"MMIC":[41,75,194],"is":[42,143,163],"based":[43],"0.2":[46],"mum":[47],"AlGaN/GaN-SiC":[48],"HEMT":[49],"technology":[50],"with":[51,100,135,165],"an":[52],"f":[53],"<sub":[54,90,127,168],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[55,91,128,169],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">T</sub>":[56],"~":[57,97,176],"75":[58],"GHz.":[59],"At":[60,105,148],"bias":[69,108,152],"15":[71],"V-400":[72],"mA,":[73,112,156],"the":[74,113,121,184],"0.25-0.45":[77],"average":[79,118,161],"NF":[80,119,162,186],"2-8":[83],"GHz":[84],"linear":[88],"P":[89,126,167],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">1dB</sub>":[92,129,170],"32.8":[94],"dBm":[95,132,173],"(":[96],"W)":[99,134],"25%":[101],"power-added":[102],"efficiency":[103],"(PAE).":[104],"medium":[107],"12":[110],"V-200":[111,155],"0.1-0.2":[116],"across":[120],"same":[122],"32.2":[131],"(1.66":[133],"35%":[136],"PAE.":[137],"corresponding":[139],"greater":[144],"than":[145],"W.":[147],"low":[150],"5":[154],"remarkable":[158],"0.05-0.15":[159],"achieved":[164],">":[171,198],"24":[172],"PAE":[175],"33%.":[177],"These":[178],"results":[179],"are":[180],"believed":[181],"to":[182],"be":[183],"lowest":[185],"ever":[187],"reported":[188],"for":[189],"fully":[192],"matched":[193],"capable":[196],"power.":[203]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":7}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}