{"id":"https://openalex.org/W4220850981","doi":"https://doi.org/10.1109/tcsii.2022.3161063","title":"A Quantization Noise Reduction Method for Delta-Sigma Fractional-N PLLs Using Cascaded Injection-Locked Oscillators","display_name":"A Quantization Noise Reduction Method for Delta-Sigma Fractional-N PLLs Using Cascaded Injection-Locked Oscillators","publication_year":2022,"publication_date":"2022-03-22","ids":{"openalex":"https://openalex.org/W4220850981","doi":"https://doi.org/10.1109/tcsii.2022.3161063"},"language":"en","primary_location":{"id":"doi:10.1109/tcsii.2022.3161063","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2022.3161063","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems II: Express Briefs","raw_type":"journal-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/A5017613428","display_name":"Liqun Feng","orcid":"https://orcid.org/0000-0002-4450-7618"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Liqun Feng","raw_affiliation_strings":["School of Integrated Circuits, Tsinghua University, Beijing, China","School of Integrated Circuits, Tsinghua University, Beijing 100084, China"],"affiliations":[{"raw_affiliation_string":"School of Integrated Circuits, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"School of Integrated Circuits, Tsinghua University, Beijing 100084, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025671584","display_name":"Woogeun Rhee","orcid":"https://orcid.org/0000-0003-2473-4132"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Woogeun Rhee","raw_affiliation_strings":["School of Integrated Circuits, Tsinghua University, Beijing, China","School of Integrated Circuits, Tsinghua University, Beijing 100084, China"],"affiliations":[{"raw_affiliation_string":"School of Integrated Circuits, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"School of Integrated Circuits, Tsinghua University, Beijing 100084, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100356864","display_name":"Zhihua Wang","orcid":"https://orcid.org/0000-0001-6567-0759"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhihua Wang","raw_affiliation_strings":["School of Integrated Circuits, Tsinghua University, Beijing, China","School of Integrated Circuits, Tsinghua University, Beijing 100084, China"],"affiliations":[{"raw_affiliation_string":"School of Integrated Circuits, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"School of Integrated Circuits, Tsinghua University, Beijing 100084, China","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5017613428"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":0.5489,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.62366307,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"69","issue":"5","first_page":"2448","last_page":"2452"},"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":0.9995999932289124,"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/T11429","display_name":"Semiconductor Lasers and Optical Devices","score":0.9976000189781189,"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/phase-locked-loop","display_name":"Phase-locked loop","score":0.7696839570999146},{"id":"https://openalex.org/keywords/phase-noise","display_name":"Phase noise","score":0.674853503704071},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.6182403564453125},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.5523322224617004},{"id":"https://openalex.org/keywords/delta-sigma-modulation","display_name":"Delta-sigma modulation","score":0.5400010943412781},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.5345838069915771},{"id":"https://openalex.org/keywords/noise-shaping","display_name":"Noise shaping","score":0.49172475934028625},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4633152484893799},{"id":"https://openalex.org/keywords/wideband","display_name":"Wideband","score":0.4488072395324707},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4292791485786438},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.4264053404331207},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.35028204321861267},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3141177296638489},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.27695783972740173},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.21744543313980103},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.14827805757522583}],"concepts":[{"id":"https://openalex.org/C12707504","wikidata":"https://www.wikidata.org/wiki/Q52637","display_name":"Phase-locked loop","level":3,"score":0.7696839570999146},{"id":"https://openalex.org/C89631360","wikidata":"https://www.wikidata.org/wiki/Q1428766","display_name":"Phase noise","level":2,"score":0.674853503704071},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.6182403564453125},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.5523322224617004},{"id":"https://openalex.org/C68754193","wikidata":"https://www.wikidata.org/wiki/Q1184820","display_name":"Delta-sigma modulation","level":3,"score":0.5400010943412781},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.5345838069915771},{"id":"https://openalex.org/C9083635","wikidata":"https://www.wikidata.org/wiki/Q2133535","display_name":"Noise shaping","level":2,"score":0.49172475934028625},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4633152484893799},{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.4488072395324707},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4292791485786438},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4264053404331207},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.35028204321861267},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3141177296638489},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.27695783972740173},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.21744543313980103},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.14827805757522583},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcsii.2022.3161063","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2022.3161063","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems II: Express Briefs","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.6700000166893005}],"awards":[{"id":"https://openalex.org/G6349048050","display_name":null,"funder_award_id":"2020YFB2205602","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1605743514","https://openalex.org/W2008386962","https://openalex.org/W2016167819","https://openalex.org/W2019720625","https://openalex.org/W2023883581","https://openalex.org/W2027147213","https://openalex.org/W2029477947","https://openalex.org/W2029794151","https://openalex.org/W2036086508","https://openalex.org/W2046776718","https://openalex.org/W2073293474","https://openalex.org/W2120377810","https://openalex.org/W2120500930","https://openalex.org/W2126777739","https://openalex.org/W2138652368","https://openalex.org/W2151100180","https://openalex.org/W2241062176","https://openalex.org/W2942572968","https://openalex.org/W3089962502","https://openalex.org/W3091874697","https://openalex.org/W3158133520"],"related_works":["https://openalex.org/W2474043983","https://openalex.org/W2566880546","https://openalex.org/W2544336511","https://openalex.org/W2144737022","https://openalex.org/W1978186604","https://openalex.org/W2124954209","https://openalex.org/W2097407725","https://openalex.org/W2548491887","https://openalex.org/W2955641057","https://openalex.org/W2421111280"],"abstract_inverted_index":{"This":[0],"paper":[1],"describes":[2],"an":[3,17],"efficient":[4],"way":[5],"to":[6],"reduce":[7],"the":[8,22,29,42,47,60,66,77,101],"quantization":[9,48],"noise":[10,27,49,69,80,103],"of":[11,31,105],"delta-sigma":[12],"fractional-N":[13,72,82,93],"PLLs":[14,73,84],"by":[15],"using":[16],"injection-locked":[18],"oscillator":[19],"(ILO)":[20],"in":[21],"feedback":[23],"path.":[24],"For":[25],"further":[26],"reduction,":[28],"use":[30],"cascaded":[32,43],"ILOs":[33,44],"is":[34],"proposed.":[35],"Behaving":[36],"like":[37,50],"a":[38,51,91,96,110],"type-I":[39],"high-order":[40,52],"PLL,":[41],"effectively":[45],"suppress":[46],"phase-domain":[53],"low-pass":[54],"filter":[55],"(PDLPF).":[56],"We":[57],"show":[58,89],"that":[59,90],"proposed":[61],"ILO-based":[62],"PDLPF":[63],"significantly":[64],"improves":[65],"out-of-band":[67],"phase":[68,79],"for":[70,81],"wideband":[71],"as":[74,76],"well":[75],"in-band":[78,102],"bang-bang":[83],"(BBPLLs).":[85],"Post-layout":[86],"simulation":[87],"results":[88],"\u0394\u03a3":[92],"BBPLL":[94],"with":[95],"3-stage":[97],"ILO":[98],"can":[99],"achieve":[100],"reduction":[104],"25":[106],"dB":[107],"without":[108],"having":[109],"nested":[111],"PLL.":[112]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
