{"id":"https://openalex.org/W2093894607","doi":"https://doi.org/10.1587/elex.10.20130425","title":"A low phase noise FBAR based multiband VCO design","display_name":"A low phase noise FBAR based multiband VCO design","publication_year":2013,"publication_date":"2013-01-01","ids":{"openalex":"https://openalex.org/W2093894607","doi":"https://doi.org/10.1587/elex.10.20130425","mag":"2093894607"},"language":"en","primary_location":{"id":"doi:10.1587/elex.10.20130425","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.10.20130425","pdf_url":"https://www.jstage.jst.go.jp/article/elex/10/13/10_10.20130425/_pdf","source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Electronics Express","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://www.jstage.jst.go.jp/article/elex/10/13/10_10.20130425/_pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100655672","display_name":"Guoqiang Zhang","orcid":"https://orcid.org/0000-0003-4359-7970"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Guoqiang Zhang","raw_affiliation_strings":["Graduate School of Information Science and Electrical Engineering, Kyushu University","Graduate School of Information, Science and Electrical Engineering, Kyushu University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Information Science and Electrical Engineering, Kyushu University","institution_ids":["https://openalex.org/I135598925"]},{"raw_affiliation_string":"Graduate School of Information, Science and Electrical Engineering, Kyushu University","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047849474","display_name":"Abhay Kochhar","orcid":"https://orcid.org/0000-0003-1303-9353"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Abhay Kochhar","raw_affiliation_strings":["Graduate School of Engineering, Tohoku University","Graduate School of Engineering / Tohoku University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Tohoku University","institution_ids":["https://openalex.org/I201537933"]},{"raw_affiliation_string":"Graduate School of Engineering / Tohoku University","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052966959","display_name":"Keiji Yoshida","orcid":null},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Keiji Yoshida","raw_affiliation_strings":["Graduate School of Information Science and Electrical Engineering, Kyushu University","Graduate School of Information, Science and Electrical Engineering, Kyushu University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Information Science and Electrical Engineering, Kyushu University","institution_ids":["https://openalex.org/I135598925"]},{"raw_affiliation_string":"Graduate School of Information, Science and Electrical Engineering, Kyushu University","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024253162","display_name":"Shuji Tanaka","orcid":"https://orcid.org/0000-0002-2663-3266"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shuji Tanaka","raw_affiliation_strings":["Graduate School of Engineering, Tohoku University","Graduate School of Engineering / Tohoku University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Tohoku University","institution_ids":["https://openalex.org/I201537933"]},{"raw_affiliation_string":"Graduate School of Engineering / Tohoku University","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083458512","display_name":"Ken\u2010ya Hashimoto","orcid":"https://orcid.org/0000-0001-7377-6457"},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kenya Hashimoto","raw_affiliation_strings":["Graduate School of Engineering, Chiba University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Chiba University","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055348625","display_name":"Masayoshi Esashi","orcid":"https://orcid.org/0000-0001-8779-4306"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masayoshi Esashi","raw_affiliation_strings":["Graduate School of Engineering, Tohoku University","Graduate School of Engineering / Tohoku University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Tohoku University","institution_ids":["https://openalex.org/I201537933"]},{"raw_affiliation_string":"Graduate School of Engineering / Tohoku University","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008193817","display_name":"Haruichi Kanaya","orcid":"https://orcid.org/0000-0003-0357-2306"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Haruichi Kanaya","raw_affiliation_strings":["Graduate School of Information Science and Electrical Engineering, Kyushu University","Graduate School of Information, Science and Electrical Engineering, Kyushu University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Information Science and Electrical Engineering, Kyushu University","institution_ids":["https://openalex.org/I135598925"]},{"raw_affiliation_string":"Graduate School of Information, Science and Electrical Engineering, Kyushu University","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5041625660","display_name":"Ramesh K. Pokharel","orcid":"https://orcid.org/0000-0002-9950-1950"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ramesh K. Pokharel","raw_affiliation_strings":["Graduate School of Information Science and Electrical Engineering, Kyushu University","Graduate School of Information, Science and Electrical Engineering, Kyushu University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Information Science and Electrical Engineering, Kyushu University","institution_ids":["https://openalex.org/I135598925"]},{"raw_affiliation_string":"Graduate School of Information, Science and Electrical Engineering, Kyushu University","institution_ids":["https://openalex.org/I135598925"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2052,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.59462677,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"10","issue":"13","first_page":"20130425","last_page":"20130425"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11160","display_name":"Acoustic Wave Resonator Technologies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11160","display_name":"Acoustic Wave Resonator Technologies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11449","display_name":"Mechanical and Optical Resonators","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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/T10369","display_name":"Advanced MEMS and NEMS Technologies","score":0.9980999827384949,"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/voltage-controlled-oscillator","display_name":"Voltage-controlled oscillator","score":0.876463770866394},{"id":"https://openalex.org/keywords/phase-noise","display_name":"Phase noise","score":0.8257070779800415},{"id":"https://openalex.org/keywords/capacitor","display_name":"Capacitor","score":0.5942374467849731},{"id":"https://openalex.org/keywords/resonator","display_name":"Resonator","score":0.5841627717018127},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.4838961064815521},{"id":"https://openalex.org/keywords/oscillator-phase-noise","display_name":"Oscillator phase noise","score":0.4525158405303955},{"id":"https://openalex.org/keywords/transistor","display_name":"Transistor","score":0.4513581395149231},{"id":"https://openalex.org/keywords/electrical-impedance","display_name":"Electrical impedance","score":0.4510839879512787},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.44086721539497375},{"id":"https://openalex.org/keywords/offset","display_name":"Offset (computer science)","score":0.43696129322052},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.352233350276947},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.3510279357433319},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.33383995294570923},{"id":"https://openalex.org/keywords/noise-figure","display_name":"Noise figure","score":0.2550871968269348},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2153601050376892},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.20767664909362793},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.1392248570919037}],"concepts":[{"id":"https://openalex.org/C5291336","wikidata":"https://www.wikidata.org/wiki/Q852341","display_name":"Voltage-controlled oscillator","level":3,"score":0.876463770866394},{"id":"https://openalex.org/C89631360","wikidata":"https://www.wikidata.org/wiki/Q1428766","display_name":"Phase noise","level":2,"score":0.8257070779800415},{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.5942374467849731},{"id":"https://openalex.org/C97126364","wikidata":"https://www.wikidata.org/wiki/Q349669","display_name":"Resonator","level":2,"score":0.5841627717018127},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.4838961064815521},{"id":"https://openalex.org/C26571440","wikidata":"https://www.wikidata.org/wiki/Q7106415","display_name":"Oscillator phase noise","level":5,"score":0.4525158405303955},{"id":"https://openalex.org/C172385210","wikidata":"https://www.wikidata.org/wiki/Q5339","display_name":"Transistor","level":3,"score":0.4513581395149231},{"id":"https://openalex.org/C17829176","wikidata":"https://www.wikidata.org/wiki/Q179043","display_name":"Electrical impedance","level":2,"score":0.4510839879512787},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.44086721539497375},{"id":"https://openalex.org/C175291020","wikidata":"https://www.wikidata.org/wiki/Q1156822","display_name":"Offset (computer science)","level":2,"score":0.43696129322052},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.352233350276947},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.3510279357433319},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.33383995294570923},{"id":"https://openalex.org/C112806910","wikidata":"https://www.wikidata.org/wiki/Q746825","display_name":"Noise figure","level":4,"score":0.2550871968269348},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2153601050376892},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.20767664909362793},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.1392248570919037},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1587/elex.10.20130425","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.10.20130425","pdf_url":"https://www.jstage.jst.go.jp/article/elex/10/13/10_10.20130425/_pdf","source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Electronics Express","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1587/elex.10.20130425","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.10.20130425","pdf_url":"https://www.jstage.jst.go.jp/article/elex/10/13/10_10.20130425/_pdf","source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Electronics Express","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.6800000071525574}],"awards":[],"funders":[{"id":"https://openalex.org/F4320322832","display_name":"University of Tokyo","ror":"https://ror.org/057zh3y96"},{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2093894607.pdf","grobid_xml":"https://content.openalex.org/works/W2093894607.grobid-xml"},"referenced_works_count":3,"referenced_works":["https://openalex.org/W1569638374","https://openalex.org/W2121841512","https://openalex.org/W2136275771"],"related_works":["https://openalex.org/W3129408886","https://openalex.org/W4233090067","https://openalex.org/W2365946217","https://openalex.org/W1964543336","https://openalex.org/W2368638770","https://openalex.org/W2285615337","https://openalex.org/W2365449259","https://openalex.org/W2352865393","https://openalex.org/W2158835697","https://openalex.org/W2000025576"],"abstract_inverted_index":{"In":[0],"this":[1],"letter,":[2],"design":[3],"methodlogy":[4],"of":[5,81,89],"a":[6,25,40,43,57],"low":[7,48],"phase":[8,68,92,111],"noise":[9,69,93,112],"multiband":[10,106],"film":[11],"bulk":[12],"acoustic":[13],"resonator":[14],"(FBAR)":[15],"based":[16,55],"voltage":[17],"controlled":[18],"oscillator":[19],"(FBAR-VCO)":[20],"is":[21,61,71],"presented.":[22],"It":[23],"employs":[24],"1.9GHz":[26,64],"cross-coupled":[27,59],"FBAR-VCO":[28,65,107],"core,":[29],"and":[30,37,42,51,67,87,94],"extends":[31],"oscillation":[32],"to":[33],"0.65GHz,":[34],"0.98GHz,":[35],"1.96GHz":[36],"3.92GHz":[38],"by":[39],"divider":[41],"multiplier.":[44],"By":[45,77],"analyzing":[46],"the":[47,53,79,85,104,109],"frequency":[49],"instability":[50],"proposing":[52],"solution":[54],"on":[56,84],"capacitor,":[58],"architecture":[60],"employed":[62],"in":[63],"core":[66],"degradation":[70],"extensively":[72],"studied":[73],"for":[74],"extended":[75],"frequencies.":[76],"considering":[78],"effect":[80],"transistors\u2019":[82],"size":[83],"Q-factor":[86],"impedance":[88],"FBAR,":[90],"excellent":[91],"high":[95],"loop":[96],"gain":[97],"are":[98],"obtained.":[99],"The":[100],"post-layout":[101],"simulation":[102],"shows":[103],"proposed":[105],"achieves":[108],"lowest":[110],"below":[113],"\u2212150dBc/Hz":[114],"at":[115],"1MHz":[116],"offset":[117],"frequency.":[118]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}