{"id":"https://openalex.org/W2066165533","doi":"https://doi.org/10.1587/elex.10.20130296","title":"The methods of maintaining Low frequency stability in FBAR based cross-coupled VCO design","display_name":"The methods of maintaining Low frequency stability in FBAR based cross-coupled VCO design","publication_year":2013,"publication_date":"2013-01-01","ids":{"openalex":"https://openalex.org/W2066165533","doi":"https://doi.org/10.1587/elex.10.20130296","mag":"2066165533"},"language":"en","primary_location":{"id":"doi:10.1587/elex.10.20130296","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.10.20130296","pdf_url":"https://www.jstage.jst.go.jp/article/elex/10/12/10_10.20130296/_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/10/12/10_10.20130296/_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/A5087389043","display_name":"Ken-ya Hashimoto","orcid":null},"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":"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":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2008,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.57705492,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"10","issue":"12","first_page":"20130296","last_page":"20130296"},"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/T11472","display_name":"Analytical Chemistry and Sensors","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/1502","display_name":"Bioengineering"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical 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":0.8936246633529663},{"id":"https://openalex.org/keywords/phase-noise","display_name":"Phase noise","score":0.7620379328727722},{"id":"https://openalex.org/keywords/capacitor","display_name":"Capacitor","score":0.6939128637313843},{"id":"https://openalex.org/keywords/figure-of-merit","display_name":"Figure of merit","score":0.6740634441375732},{"id":"https://openalex.org/keywords/inductor","display_name":"Inductor","score":0.574158787727356},{"id":"https://openalex.org/keywords/resonator","display_name":"Resonator","score":0.571075975894928},{"id":"https://openalex.org/keywords/offset","display_name":"Offset (computer science)","score":0.531455397605896},{"id":"https://openalex.org/keywords/frequency-offset","display_name":"Frequency offset","score":0.4537038207054138},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4523426592350006},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.4369880259037018},{"id":"https://openalex.org/keywords/low-frequency","display_name":"Low frequency","score":0.4214616119861603},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.4047594666481018},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.3889119625091553},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2960693836212158},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.23595687747001648},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.22633594274520874},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.13934475183486938}],"concepts":[{"id":"https://openalex.org/C5291336","wikidata":"https://www.wikidata.org/wiki/Q852341","display_name":"Voltage-controlled oscillator","level":3,"score":0.8936246633529663},{"id":"https://openalex.org/C89631360","wikidata":"https://www.wikidata.org/wiki/Q1428766","display_name":"Phase noise","level":2,"score":0.7620379328727722},{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.6939128637313843},{"id":"https://openalex.org/C130277099","wikidata":"https://www.wikidata.org/wiki/Q3676605","display_name":"Figure of merit","level":2,"score":0.6740634441375732},{"id":"https://openalex.org/C144534570","wikidata":"https://www.wikidata.org/wiki/Q5325","display_name":"Inductor","level":3,"score":0.574158787727356},{"id":"https://openalex.org/C97126364","wikidata":"https://www.wikidata.org/wiki/Q349669","display_name":"Resonator","level":2,"score":0.571075975894928},{"id":"https://openalex.org/C175291020","wikidata":"https://www.wikidata.org/wiki/Q1156822","display_name":"Offset (computer science)","level":2,"score":0.531455397605896},{"id":"https://openalex.org/C49319798","wikidata":"https://www.wikidata.org/wiki/Q5502874","display_name":"Frequency offset","level":4,"score":0.4537038207054138},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4523426592350006},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4369880259037018},{"id":"https://openalex.org/C104892082","wikidata":"https://www.wikidata.org/wiki/Q17156810","display_name":"Low frequency","level":2,"score":0.4214616119861603},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.4047594666481018},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3889119625091553},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2960693836212158},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.23595687747001648},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.22633594274520874},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.13934475183486938},{"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/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1587/elex.10.20130296","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.10.20130296","pdf_url":"https://www.jstage.jst.go.jp/article/elex/10/12/10_10.20130296/_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.10.20130296","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.10.20130296","pdf_url":"https://www.jstage.jst.go.jp/article/elex/10/12/10_10.20130296/_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":0.6600000262260437}],"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/W2066165533.pdf","grobid_xml":"https://content.openalex.org/works/W2066165533.grobid-xml"},"referenced_works_count":3,"referenced_works":["https://openalex.org/W1982974481","https://openalex.org/W2116146327","https://openalex.org/W4205218003"],"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/W2057338677","https://openalex.org/W2061664740","https://openalex.org/W1987353379"],"abstract_inverted_index":{"In":[0],"this":[1,96],"letter,":[2],"we":[3],"propose":[4],"the":[5,32,40,47,59,70,73,79,83],"methods":[6,71],"to":[7,92],"mitigate":[8],"low":[9,74,100],"frequency":[10,75],"instability":[11,76],"in":[12],"a":[13,28,36,43],"film":[14],"bulk":[15],"acoustic":[16],"resonator":[17],"(FBAR)":[18],"based":[19],"cross-coupled":[20],"voltage-controlled":[21],"oscillator":[22],"(FBAR-VCO).":[23],"The":[24],"first":[25],"method":[26,85],"employs":[27,35],"capacitor":[29],"and":[30,53,78,109],"while":[31],"other":[33,93],"one":[34],"series":[37],"inductor-capacitor.":[38],"Using":[39],"post-layout":[41],"simulation,":[42],"comparative":[44],"study":[45],"of":[46,55,58,82,89],"performances":[48],"such":[49],"as":[50],"phase":[51,101],"noise":[52],"figure":[54],"merit":[56],"(FOM)":[57],"designed":[60],"FBAR-VCO":[61],"is":[62,66,86],"carried":[63],"out.":[64],"It":[65],"found":[67],"that":[68],"both":[69],"inhibit":[72],"successfully":[77],"additional":[80],"advantage":[81],"second":[84],"2dB":[87],"improvement":[88],"FOM.":[90],"Compared":[91],"published":[94],"FBAR-VCOs,":[95],"work":[97],"has":[98],"very":[99],"noise,":[102],"below":[103,113],"-150dBc/Hz":[104],"at":[105],"1MHz":[106],"offset":[107],"frequency,":[108],"much":[110],"better":[111],"FOM":[112],"-210dB.":[114]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
