{"id":"https://openalex.org/W2011703733","doi":"https://doi.org/10.1587/elex.12.20141148","title":"Quadrature oscillators using two CFOAs and four passive components","display_name":"Quadrature oscillators using two CFOAs and four passive components","publication_year":2015,"publication_date":"2015-01-01","ids":{"openalex":"https://openalex.org/W2011703733","doi":"https://doi.org/10.1587/elex.12.20141148","mag":"2011703733"},"language":"en","primary_location":{"id":"doi:10.1587/elex.12.20141148","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.12.20141148","pdf_url":"https://www.jstage.jst.go.jp/article/elex/12/2/12_12.20141148/_pdf","source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":true,"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":"diamond","oa_url":"https://www.jstage.jst.go.jp/article/elex/12/2/12_12.20141148/_pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5087533931","display_name":"Hua\u2010Pin Chen","orcid":"https://orcid.org/0000-0003-2666-2304"},"institutions":[{"id":"https://openalex.org/I12213908","display_name":"Ming Chi University of Technology","ror":"https://ror.org/04xgh4d03","country_code":"TW","type":"education","lineage":["https://openalex.org/I12213908"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Hua-Pin Chen","raw_affiliation_strings":["Dept. of Electronic Eng, Ming Chi University of Technology","Department of Electronic Engineering, Ming Chi University of Tech"],"affiliations":[{"raw_affiliation_string":"Dept. of Electronic Eng, Ming Chi University of Technology","institution_ids":["https://openalex.org/I12213908"]},{"raw_affiliation_string":"Department of Electronic Engineering, Ming Chi University of Tech","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053842117","display_name":"San-Fu Wang","orcid":"https://orcid.org/0000-0003-2745-3125"},"institutions":[{"id":"https://openalex.org/I12213908","display_name":"Ming Chi University of Technology","ror":"https://ror.org/04xgh4d03","country_code":"TW","type":"education","lineage":["https://openalex.org/I12213908"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"San-Fu Wang","raw_affiliation_strings":["Dept. of Electronic Eng, Ming Chi University of Technology","Department of Electronic Engineering, Ming Chi University of Tech"],"affiliations":[{"raw_affiliation_string":"Dept. of Electronic Eng, Ming Chi University of Technology","institution_ids":["https://openalex.org/I12213908"]},{"raw_affiliation_string":"Department of Electronic Engineering, Ming Chi University of Tech","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089289339","display_name":"Yi-Tsen Ku","orcid":"https://orcid.org/0000-0002-6141-187X"},"institutions":[{"id":"https://openalex.org/I118292597","display_name":"National Taipei University of Technology","ror":"https://ror.org/00cn92c09","country_code":"TW","type":"education","lineage":["https://openalex.org/I118292597"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Yi-Tsen Ku","raw_affiliation_strings":["Dept. of Electronic Eng, National Taipei University of Technology","Department of Electronic Engineering, National Taipei University of Technology#TAB#"],"affiliations":[{"raw_affiliation_string":"Dept. of Electronic Eng, National Taipei University of Technology","institution_ids":["https://openalex.org/I118292597"]},{"raw_affiliation_string":"Department of Electronic Engineering, National Taipei University of Technology#TAB#","institution_ids":["https://openalex.org/I118292597"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037360313","display_name":"Ming-Yuan Hsieh","orcid":"https://orcid.org/0000-0002-8503-057X"},"institutions":[{"id":"https://openalex.org/I12213908","display_name":"Ming Chi University of Technology","ror":"https://ror.org/04xgh4d03","country_code":"TW","type":"education","lineage":["https://openalex.org/I12213908"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Ming-Yuan Hsieh","raw_affiliation_strings":["Dept. of Electronic Eng, Ming Chi University of Technology","Department of Electronic Engineering, Ming Chi University of Tech"],"affiliations":[{"raw_affiliation_string":"Dept. of Electronic Eng, Ming Chi University of Technology","institution_ids":["https://openalex.org/I12213908"]},{"raw_affiliation_string":"Department of Electronic Engineering, Ming Chi University of Tech","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5087533931"],"corresponding_institution_ids":["https://openalex.org/I12213908"],"apc_list":null,"apc_paid":null,"fwci":0.9094,"has_fulltext":true,"cited_by_count":14,"citation_normalized_percentile":{"value":0.74359572,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"12","issue":"2","first_page":"20141148","last_page":"20141148"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10323","display_name":"Analog and Mixed-Signal Circuit Design","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/T10323","display_name":"Analog and Mixed-Signal Circuit Design","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/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.9988999962806702,"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":0.9980999827384949,"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/capacitor","display_name":"Capacitor","score":0.7383926510810852},{"id":"https://openalex.org/keywords/resistor","display_name":"Resistor","score":0.7121389508247375},{"id":"https://openalex.org/keywords/electronic-circuit","display_name":"Electronic circuit","score":0.6312529444694519},{"id":"https://openalex.org/keywords/operational-amplifier","display_name":"Operational amplifier","score":0.6221961975097656},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.542965292930603},{"id":"https://openalex.org/keywords/quadrature","display_name":"Quadrature (astronomy)","score":0.5377075672149658},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.5354623198509216},{"id":"https://openalex.org/keywords/electronic-component","display_name":"Electronic component","score":0.5191959142684937},{"id":"https://openalex.org/keywords/oscillation","display_name":"Oscillation (cell signaling)","score":0.4594922661781311},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.45550158619880676},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.39534687995910645},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.37072205543518066},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.3459150791168213},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.28760093450546265},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.1585492193698883},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.11954286694526672}],"concepts":[{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.7383926510810852},{"id":"https://openalex.org/C137488568","wikidata":"https://www.wikidata.org/wiki/Q5321","display_name":"Resistor","level":3,"score":0.7121389508247375},{"id":"https://openalex.org/C134146338","wikidata":"https://www.wikidata.org/wiki/Q1815901","display_name":"Electronic circuit","level":2,"score":0.6312529444694519},{"id":"https://openalex.org/C145366948","wikidata":"https://www.wikidata.org/wiki/Q178947","display_name":"Operational amplifier","level":4,"score":0.6221961975097656},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.542965292930603},{"id":"https://openalex.org/C62869609","wikidata":"https://www.wikidata.org/wiki/Q28137","display_name":"Quadrature (astronomy)","level":2,"score":0.5377075672149658},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.5354623198509216},{"id":"https://openalex.org/C81060104","wikidata":"https://www.wikidata.org/wiki/Q11653","display_name":"Electronic component","level":2,"score":0.5191959142684937},{"id":"https://openalex.org/C2778439541","wikidata":"https://www.wikidata.org/wiki/Q7106412","display_name":"Oscillation (cell signaling)","level":2,"score":0.4594922661781311},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.45550158619880676},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.39534687995910645},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.37072205543518066},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.3459150791168213},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.28760093450546265},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.1585492193698883},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.11954286694526672},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1587/elex.12.20141148","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.12.20141148","pdf_url":"https://www.jstage.jst.go.jp/article/elex/12/2/12_12.20141148/_pdf","source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":true,"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.12.20141148","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.12.20141148","pdf_url":"https://www.jstage.jst.go.jp/article/elex/12/2/12_12.20141148/_pdf","source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":true,"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","score":0.7699999809265137,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2011703733.pdf","grobid_xml":"https://content.openalex.org/works/W2011703733.grobid-xml"},"referenced_works_count":17,"referenced_works":["https://openalex.org/W1969278218","https://openalex.org/W1983504481","https://openalex.org/W2005248929","https://openalex.org/W2016470010","https://openalex.org/W2052784730","https://openalex.org/W2075191489","https://openalex.org/W2077661908","https://openalex.org/W2084880162","https://openalex.org/W2106220887","https://openalex.org/W2114820010","https://openalex.org/W2130416364","https://openalex.org/W2151045846","https://openalex.org/W2152038393","https://openalex.org/W2157659843","https://openalex.org/W2170409192","https://openalex.org/W4243232850","https://openalex.org/W4244366304"],"related_works":["https://openalex.org/W3200817179","https://openalex.org/W1960166976","https://openalex.org/W2380067098","https://openalex.org/W1992708211","https://openalex.org/W1548152478","https://openalex.org/W2137172615","https://openalex.org/W2112564789","https://openalex.org/W2164584982","https://openalex.org/W4387399105","https://openalex.org/W1981336133"],"abstract_inverted_index":{"Two":[0],"new":[1],"quadrature":[2,71],"sinusoidal":[3,72],"oscillators":[4],"using":[5],"current-feedback":[6],"operational":[7],"amplifiers":[8],"(CFOAs)":[9],"as":[10],"an":[11],"active":[12,77],"building":[13],"block":[14],"are":[15,88],"proposed.":[16],"The":[17,37,82],"proposed":[18,45,53],"circuits":[19,46,54],"use":[20,38],"two":[21,31,34,70],"CFOAs":[22],"with":[23],"the":[24,44,56,62,92],"minimum":[25],"number":[26],"of":[27,39,58,61,69],"passive":[28,79],"elements,":[29],"namely":[30],"resistors":[32],"and":[33,65,75,78,85],"grounded":[35,41],"capacitors.":[36],"only":[40],"capacitors":[42],"makes":[43],"ideal":[47],"for":[48],"integrated":[49],"circuit":[50],"implementation.":[51],"Both":[52],"offer":[55],"advantages":[57],"orthogonal":[59],"control":[60],"oscillation":[63,66],"condition":[64],"frequency,":[67],"availability":[68],"voltage":[73],"outputs":[74],"low":[76],"sensitivity":[80],"performances.":[81],"HSPICE":[83],"simulation":[84],"experimental":[86],"results":[87],"provided":[89],"to":[90],"demonstrate":[91],"theoretical":[93],"analysis.":[94]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2}],"updated_date":"2026-04-11T08:14:18.477133","created_date":"2025-10-10T00:00:00"}
