{"id":"https://openalex.org/W2780208452","doi":"https://doi.org/10.1109/asscc.2017.8240212","title":"An ultra-low power 169-nA 32.768-kHz fractional-N PLL","display_name":"An ultra-low power 169-nA 32.768-kHz fractional-N PLL","publication_year":2017,"publication_date":"2017-11-01","ids":{"openalex":"https://openalex.org/W2780208452","doi":"https://doi.org/10.1109/asscc.2017.8240212","mag":"2780208452"},"language":"en","primary_location":{"id":"doi:10.1109/asscc.2017.8240212","is_oa":false,"landing_page_url":"https://doi.org/10.1109/asscc.2017.8240212","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE Asian Solid-State Circuits Conference (A-SSCC)","raw_type":"proceedings-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/A5002476065","display_name":"Chun\u2010Yu Lin","orcid":"https://orcid.org/0000-0003-3375-520X"},"institutions":[{"id":"https://openalex.org/I16733864","display_name":"National Taiwan University","ror":"https://ror.org/05bqach95","country_code":"TW","type":"education","lineage":["https://openalex.org/I16733864"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Chun-Yu Lin","raw_affiliation_strings":["Graduate Institute of Electronics Engineering and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan"],"affiliations":[{"raw_affiliation_string":"Graduate Institute of Electronics Engineering and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan","institution_ids":["https://openalex.org/I16733864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091079838","display_name":"Tun-Ju Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I16733864","display_name":"National Taiwan University","ror":"https://ror.org/05bqach95","country_code":"TW","type":"education","lineage":["https://openalex.org/I16733864"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Tun-Ju Wang","raw_affiliation_strings":["Graduate Institute of Electronics Engineering and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan"],"affiliations":[{"raw_affiliation_string":"Graduate Institute of Electronics Engineering and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan","institution_ids":["https://openalex.org/I16733864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058472121","display_name":"Tzu\u2010Hsuan Liu","orcid":"https://orcid.org/0000-0003-1502-2408"},"institutions":[{"id":"https://openalex.org/I16733864","display_name":"National Taiwan University","ror":"https://ror.org/05bqach95","country_code":"TW","type":"education","lineage":["https://openalex.org/I16733864"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Tzu-Hsuan Liu","raw_affiliation_strings":["Graduate Institute of Electronics Engineering and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan"],"affiliations":[{"raw_affiliation_string":"Graduate Institute of Electronics Engineering and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan","institution_ids":["https://openalex.org/I16733864"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027314134","display_name":"Tsung\u2010Hsien Lin","orcid":"https://orcid.org/0000-0002-1733-5945"},"institutions":[{"id":"https://openalex.org/I16733864","display_name":"National Taiwan University","ror":"https://ror.org/05bqach95","country_code":"TW","type":"education","lineage":["https://openalex.org/I16733864"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Tsung-Hsien Lin","raw_affiliation_strings":["Graduate Institute of Electronics Engineering and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan"],"affiliations":[{"raw_affiliation_string":"Graduate Institute of Electronics Engineering and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan","institution_ids":["https://openalex.org/I16733864"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5002476065"],"corresponding_institution_ids":["https://openalex.org/I16733864"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.1786838,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"45","last_page":"48"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11417","display_name":"Advancements in PLL and VCO Technologies","score":1.0,"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/T11417","display_name":"Advancements in PLL and VCO Technologies","score":1.0,"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":0.9994999766349792,"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":0.9994000196456909,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/phase-locked-loop","display_name":"Phase-locked loop","score":0.82614666223526},{"id":"https://openalex.org/keywords/jitter","display_name":"Jitter","score":0.7343086004257202},{"id":"https://openalex.org/keywords/voltage-controlled-oscillator","display_name":"Voltage-controlled oscillator","score":0.7316604256629944},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.6656504273414612},{"id":"https://openalex.org/keywords/resistor","display_name":"Resistor","score":0.5960924625396729},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5768550634384155},{"id":"https://openalex.org/keywords/duty-cycle","display_name":"Duty cycle","score":0.5736340880393982},{"id":"https://openalex.org/keywords/charge-pump","display_name":"Charge pump","score":0.5319811105728149},{"id":"https://openalex.org/keywords/low-power-electronics","display_name":"Low-power electronics","score":0.503701388835907},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.4962499737739563},{"id":"https://openalex.org/keywords/chip","display_name":"Chip","score":0.4959772527217865},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.46552082896232605},{"id":"https://openalex.org/keywords/pll-multibit","display_name":"PLL multibit","score":0.44658711552619934},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3974148631095886},{"id":"https://openalex.org/keywords/capacitor","display_name":"Capacitor","score":0.34732264280319214},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.336032897233963},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3261201083660126},{"id":"https://openalex.org/keywords/power-consumption","display_name":"Power consumption","score":0.29133594036102295},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.29070645570755005}],"concepts":[{"id":"https://openalex.org/C12707504","wikidata":"https://www.wikidata.org/wiki/Q52637","display_name":"Phase-locked loop","level":3,"score":0.82614666223526},{"id":"https://openalex.org/C134652429","wikidata":"https://www.wikidata.org/wiki/Q1052698","display_name":"Jitter","level":2,"score":0.7343086004257202},{"id":"https://openalex.org/C5291336","wikidata":"https://www.wikidata.org/wiki/Q852341","display_name":"Voltage-controlled oscillator","level":3,"score":0.7316604256629944},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.6656504273414612},{"id":"https://openalex.org/C137488568","wikidata":"https://www.wikidata.org/wiki/Q5321","display_name":"Resistor","level":3,"score":0.5960924625396729},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5768550634384155},{"id":"https://openalex.org/C199822604","wikidata":"https://www.wikidata.org/wiki/Q557120","display_name":"Duty cycle","level":3,"score":0.5736340880393982},{"id":"https://openalex.org/C114825011","wikidata":"https://www.wikidata.org/wiki/Q440704","display_name":"Charge pump","level":4,"score":0.5319811105728149},{"id":"https://openalex.org/C117551214","wikidata":"https://www.wikidata.org/wiki/Q6692774","display_name":"Low-power electronics","level":4,"score":0.503701388835907},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.4962499737739563},{"id":"https://openalex.org/C165005293","wikidata":"https://www.wikidata.org/wiki/Q1074500","display_name":"Chip","level":2,"score":0.4959772527217865},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.46552082896232605},{"id":"https://openalex.org/C77881186","wikidata":"https://www.wikidata.org/wiki/Q7119642","display_name":"PLL multibit","level":4,"score":0.44658711552619934},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3974148631095886},{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.34732264280319214},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.336032897233963},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3261201083660126},{"id":"https://openalex.org/C2984118289","wikidata":"https://www.wikidata.org/wiki/Q29954","display_name":"Power consumption","level":3,"score":0.29133594036102295},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.29070645570755005},{"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:10.1109/asscc.2017.8240212","is_oa":false,"landing_page_url":"https://doi.org/10.1109/asscc.2017.8240212","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE Asian Solid-State Circuits Conference (A-SSCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9100000262260437,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W1847530274","https://openalex.org/W1977865810","https://openalex.org/W2073593223"],"related_works":["https://openalex.org/W1486070987","https://openalex.org/W2217043549","https://openalex.org/W2976219355","https://openalex.org/W2087564251","https://openalex.org/W2369807905","https://openalex.org/W2752021769","https://openalex.org/W1600405202","https://openalex.org/W2339860780","https://openalex.org/W2953546518","https://openalex.org/W2558244976"],"abstract_inverted_index":{"This":[0,82],"paper":[1],"presents":[2],"an":[3,78],"ultra-low":[4],"power":[5,53,62],"32.768-kHz":[6],"fractional-N":[7],"phase-locked":[8],"loop":[9],"(PLL).":[10],"Several":[11],"circuit":[12],"techniques":[13],"are":[14],"adopted":[15],"to":[16,26,44,50],"facilitate":[17],"low-power":[18],"operation.":[19],"A":[20],"duty-cycled":[21],"control":[22],"scheme":[23],"is":[24,42,64,84,106,118],"proposed":[25],"turn":[27],"off":[28],"the":[29,37,60,68,87],"charge":[30],"pump":[31],"intermittently":[32],"for":[33],"energy":[34],"saving.":[35],"In":[36],"VCO,":[38],"a":[39,46,51,72,93,110],"near-off":[40],"switch":[41],"applied":[43],"implement":[45],"large":[47],"resistor,":[48],"leading":[49],"lower":[52,73],"consumption":[54,63,105],"and":[55],"smaller":[56],"chip":[57],"area.":[58],"Furthermore,":[59],"digital":[61,69],"reduced":[65],"by":[66],"operating":[67],"circuits":[70],"at":[71],"supply":[74],"voltage":[75,80],"generated":[76],"from":[77,109],"on-chip":[79],"regulator.":[81],"PLL":[83],"fabricated":[85],"in":[86],"TSMC":[88],"180-nm":[89],"CMOS":[90],"process":[91],"with":[92],"core":[94],"area":[95],"of":[96],"0.116":[97],"mm":[98],"<sup":[99],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[100],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>":[101],".":[102],"Its":[103],"current":[104],"169":[107],"nA":[108],"1-V":[111],"supply.":[112],"The":[113],"measured":[114],"peak-to-peak":[115],"cycle-to-cycle":[116],"jitter":[117],"529.4":[119],"ns.":[120]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
