{"id":"https://openalex.org/W2083766366","doi":"https://doi.org/10.4218/etrij.05.0905.0035","title":"Fully Differential 5-GHz LC-Tank VCOs with Improved Phase Noise and Wide Tuning Range","display_name":"Fully Differential 5-GHz LC-Tank VCOs with Improved Phase Noise and Wide Tuning Range","publication_year":2005,"publication_date":"2005-10-14","ids":{"openalex":"https://openalex.org/W2083766366","doi":"https://doi.org/10.4218/etrij.05.0905.0035","mag":"2083766366"},"language":"en","primary_location":{"id":"doi:10.4218/etrij.05.0905.0035","doi":"https://doi.org/10.4218/etrij.05.0905.0035","is_oa":false,"landing_page_url":"https://doi.org/10.4218/etrij.05.0905.0035","pdf_url":null,"source":{"id":"https://openalex.org/S202469819","display_name":"ETRI Journal","issn_l":"1225-6463","issn":["1225-6463","2233-7326"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","kci-registered","ki-jl-1","norway-1","oarl","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310319529","host_organization_name":"Electronics and Telecommunications Research Institute","host_organization_lineage":["https://openalex.org/P4310319529"],"host_organization_lineage_names":["Electronics and Telecommunications Research Institute"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ETRI Journal","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5042469641","display_name":"Ja\u2010Yol Lee","orcid":"https://orcid.org/0000-0001-8834-8527","observed_orcids":["https://orcid.org/0000-0001-8834-8527"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ja-Yol Lee","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101628250","display_name":"Chan Woo Park","orcid":"https://orcid.org/0000-0002-8666-016X","observed_orcids":["https://orcid.org/0000-0002-8666-016X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chan Woo Park","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091458420","display_name":"Sang\u2010Heung Lee","orcid":"https://orcid.org/0000-0003-4986-497X","observed_orcids":["https://orcid.org/0000-0003-4986-497X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sang-Heung Lee","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102033399","display_name":"Jin-Young Kang","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jin-Young Kang","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5111507149","display_name":"Seung\u2010Hyeub Oh","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Seung-Hyeub Oh","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.6058,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.69815993,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"27","issue":"5","first_page":"473","last_page":"483"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.9970999956130981,"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/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.9970999956130981,"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/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.002400000113993883,"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/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.00019999999494757503,"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/lc-voltage-controlled-oscillator","display_name":"LC voltage-controlled oscillator","score":0.8420000076293945},{"id":"https://openalex.org/keywords/phase-noise","display_name":"phase noise","score":0.7950000166893005},{"id":"https://openalex.org/keywords/tuning-range","display_name":"tuning range","score":0.9480000138282776},{"id":"https://openalex.org/keywords/1-f-noise","display_name":"1/f noise","score":0.6940000057220459},{"id":"https://openalex.org/keywords/thermal-noise","display_name":"thermal noise","score":0.8479999899864197},{"id":"https://openalex.org/keywords/bandwidth-enhancement","display_name":"bandwidth enhancement","score":0.6639999747276306},{"id":"https://openalex.org/keywords/cross-coupled-resonators","display_name":"cross-coupled resonators","score":0.8040000200271606},{"id":"https://openalex.org/keywords/5-ghz-band","display_name":"5 GHz band","score":0.7670000195503235}],"concepts":[{"id":"https://openalex.org/C5291336","wikidata":"https://www.wikidata.org/wiki/Q852341","display_name":"Voltage-controlled oscillator","level":3,"score":0.89976567029953},{"id":"https://openalex.org/C89631360","wikidata":"https://www.wikidata.org/wiki/Q1428766","display_name":"Phase noise","level":2,"score":0.8826087117195129},{"id":"https://openalex.org/C193523891","wikidata":"https://www.wikidata.org/wiki/Q1771950","display_name":"dBc","level":3,"score":0.7738698720932007},{"id":"https://openalex.org/C15485314","wikidata":"https://www.wikidata.org/wiki/Q467463","display_name":"Varicap","level":4,"score":0.7335506677627563},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5693420171737671},{"id":"https://openalex.org/C34627536","wikidata":"https://www.wikidata.org/wiki/Q732473","display_name":"LC circuit","level":4,"score":0.5431662201881409},{"id":"https://openalex.org/C175291020","wikidata":"https://www.wikidata.org/wiki/Q1156822","display_name":"Offset (computer science)","level":2,"score":0.5270495414733887},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.49612221121788025},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.47153621912002563},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.3754000663757324},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.3535805642604828},{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.3222172260284424},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2682662010192871},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.21161645650863647},{"id":"https://openalex.org/C30066665","wikidata":"https://www.wikidata.org/wiki/Q164399","display_name":"Capacitance","level":3,"score":0.1871318221092224},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14967453479766846},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.11337020993232727},{"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/C17525397","wikidata":"https://www.wikidata.org/wiki/Q176140","display_name":"Electrode","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.4218/etrij.05.0905.0035","doi":"https://doi.org/10.4218/etrij.05.0905.0035","is_oa":false,"landing_page_url":"https://doi.org/10.4218/etrij.05.0905.0035","pdf_url":null,"source":{"id":"https://openalex.org/S202469819","display_name":"ETRI Journal","issn_l":"1225-6463","issn":["1225-6463","2233-7326"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","kci-registered","ki-jl-1","norway-1","oarl","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310319529","host_organization_name":"Electronics and Telecommunications Research Institute","host_organization_lineage":["https://openalex.org/P4310319529"],"host_organization_lineage_names":["Electronics and Telecommunications Research Institute"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ETRI Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1581211860","https://openalex.org/W1979760564","https://openalex.org/W1984900235","https://openalex.org/W1987352394","https://openalex.org/W2000020577","https://openalex.org/W2008964143","https://openalex.org/W2029110974","https://openalex.org/W2031259899","https://openalex.org/W2080128721","https://openalex.org/W2099064239","https://openalex.org/W2125423433","https://openalex.org/W2126011756","https://openalex.org/W2144429677","https://openalex.org/W2160723942","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2246110071","https://openalex.org/W2240736725","https://openalex.org/W1963955086","https://openalex.org/W2036188319","https://openalex.org/W2168116559","https://openalex.org/W2117809379","https://openalex.org/W1990515776","https://openalex.org/W2030281481","https://openalex.org/W2133192911","https://openalex.org/W2355721727"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,92],"propose":[4],"two":[5],"LC":[6,51,68,96,141,177],"voltage-controlled":[7],"oscillators":[8],"(VCOs)":[9],"that":[10],"improve":[11],"both":[12,19],"phase":[13,46,71,119,144,185],"noise":[14,23,27,47,72,120,145,186],"and":[15,24,166,184],"tuning":[16,99],"range.":[17],"With":[18],"1/f":[20],"induced":[21],"low-frequency":[22,25],"thermal":[26],"around":[28,31],"DC":[29],"or":[30],"harmonics":[32],"suppressed":[33],"significantly":[34],"by":[35,56,107,129],"the":[36,45,49,66,74,109,112,115,122,139,151,156,162,167,172],"employment":[37],"of":[38,73,114,121,187],"a":[39,94,180],"current-current":[40],"negative":[41],"feedback":[42],"(CCNF)":[43],"loop,":[44],"in":[48,171],"CCNF":[50,75],"VCO":[52,76,97,125,178],"has":[53,101,126,147],"been":[54,102,127,148],"improved":[55,128],"about":[57,104,130],"10":[58],"dB":[59,132],"at":[60,82,133,190],"6":[61,83,131,134,191],"MHz":[62,84,135,192],"offset":[63,85,136],"compared":[64,137],"to":[65,111,138],"conventional":[67,140],"VCO.":[69,142],"The":[70,118,143,175],"was":[77],"measured":[78],"as":[79],"\u2212112":[80],"dBc/Hz":[81,189],"from":[86,160],"5.5":[87],"GHz":[88],"carrier":[89],"frequency.":[90],"Also,":[91],"present":[93],"bandwidth-enhanced":[95,123,176],"whose":[98],"range":[100],"increased":[103],"250":[105],"%":[106,182],"connecting":[108],"varactor":[110,163],"bases":[113],"cross-coupled":[116],"pair.":[117],"LC-tank":[124,173],"reduction":[146],"achieved":[149],"because":[150],"DC-decoupling":[152],"capacitor":[153],"Cc":[154],"prevents":[155],"output":[157],"common-mode":[158],"level":[159],"modulating":[161],"bias":[164],"point,":[165],"signal":[168],"power":[169],"increases":[170],"resonator.":[174],"represents":[179],"12":[181],"bandwidth":[183],"\u2212108":[188],"offset.":[193]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-11-13T13:42:25.865203","created_date":"2016-06-24T00:00:00"}
