{"id":"https://openalex.org/W7133563930","doi":"https://doi.org/10.1109/jssc.2026.3663074","title":"A Low Jitter and Low Spur Fractional-N Digital PLL Based on a DTC Chopping Technique","display_name":"A Low Jitter and Low Spur Fractional-N Digital PLL Based on a DTC Chopping Technique","publication_year":2026,"publication_date":"2026-03-04","ids":{"openalex":"https://openalex.org/W7133563930","doi":"https://doi.org/10.1109/jssc.2026.3663074"},"language":"en","primary_location":{"id":"doi:10.1109/jssc.2026.3663074","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jssc.2026.3663074","pdf_url":null,"source":{"id":"https://openalex.org/S83637746","display_name":"IEEE Journal of Solid-State Circuits","issn_l":"0018-9200","issn":["0018-9200","1558-173X"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Solid-State Circuits","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1109/jssc.2026.3663074","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5106737455","display_name":"Riccardo Moleri","orcid":null},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Riccardo Moleri","raw_affiliation_strings":["Politecnico di Milano"],"raw_orcid":"https://orcid.org/0009-0003-7224-5090","affiliations":[{"raw_affiliation_string":"Politecnico di Milano","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010409811","display_name":"Simone M. Dartizio","orcid":"https://orcid.org/0000-0001-5983-5609"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Simone M. Dartizio","raw_affiliation_strings":["Politecnico di Milano"],"raw_orcid":"https://orcid.org/0000-0001-5983-5609","affiliations":[{"raw_affiliation_string":"Politecnico di Milano","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055194098","display_name":"Michele Rossoni","orcid":"https://orcid.org/0009-0005-2684-8549"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Michele Rossoni","raw_affiliation_strings":["Politecnico di Milano"],"raw_orcid":"https://orcid.org/0009-0005-2684-8549","affiliations":[{"raw_affiliation_string":"Politecnico di Milano","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082358586","display_name":"Giacomo Castoro","orcid":"https://orcid.org/0000-0002-8963-1575"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Giacomo Castoro","raw_affiliation_strings":["Politecnico di Milano"],"raw_orcid":"https://orcid.org/0000-0002-8963-1575","affiliations":[{"raw_affiliation_string":"Politecnico di Milano","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035434717","display_name":"Francesco Tesolin","orcid":"https://orcid.org/0000-0002-9743-5726"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Francesco Tesolin","raw_affiliation_strings":["Politecnico di Milano"],"raw_orcid":"https://orcid.org/0000-0002-9743-5726","affiliations":[{"raw_affiliation_string":"Politecnico di Milano","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046032176","display_name":"Dmytro Cherniak","orcid":"https://orcid.org/0000-0001-7662-9022"},"institutions":[{"id":"https://openalex.org/I4210140450","display_name":"Infineon Technologies (Canada)","ror":"https://ror.org/04hbev594","country_code":"CA","type":"company","lineage":["https://openalex.org/I137594350","https://openalex.org/I4210140450"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Dmytro Cherniak","raw_affiliation_strings":["Infineon Technologies AG"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Infineon Technologies AG","institution_ids":["https://openalex.org/I4210140450"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073514694","display_name":"Carlo Samori","orcid":"https://orcid.org/0000-0002-7084-0721"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Carlo Samori","raw_affiliation_strings":["Politecnico di Milano"],"raw_orcid":"https://orcid.org/0000-0002-7084-0721","affiliations":[{"raw_affiliation_string":"Politecnico di Milano","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051946676","display_name":"Andrea L. Lacaita","orcid":"https://orcid.org/0000-0003-0315-514X"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Andrea L. Lacaita","raw_affiliation_strings":["Politecnico di Milano"],"raw_orcid":"https://orcid.org/0000-0003-0315-514X","affiliations":[{"raw_affiliation_string":"Politecnico di Milano","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085904857","display_name":"Salvatore Levantino","orcid":"https://orcid.org/0000-0003-0895-1700"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Salvatore Levantino","raw_affiliation_strings":["Politecnico di Milano"],"raw_orcid":"https://orcid.org/0000-0003-0895-1700","affiliations":[{"raw_affiliation_string":"Politecnico di Milano","institution_ids":["https://openalex.org/I93860229"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.6985,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.8769134,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"61","issue":"8","first_page":"4039","last_page":"4055"},"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":0.9957000017166138,"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":0.9957000017166138,"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/T10232","display_name":"Optical Network Technologies","score":0.0010000000474974513,"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":0.0005000000237487257,"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/spur","display_name":"Spur","score":0.6596999764442444},{"id":"https://openalex.org/keywords/phase-locked-loop","display_name":"Phase-locked loop","score":0.5871000289916992},{"id":"https://openalex.org/keywords/jitter","display_name":"Jitter","score":0.4968000054359436},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.4032000005245209},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.2793999910354614}],"concepts":[{"id":"https://openalex.org/C2779821383","wikidata":"https://www.wikidata.org/wiki/Q7581537","display_name":"Spur","level":2,"score":0.6596999764442444},{"id":"https://openalex.org/C12707504","wikidata":"https://www.wikidata.org/wiki/Q52637","display_name":"Phase-locked loop","level":3,"score":0.5871000289916992},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5864999890327454},{"id":"https://openalex.org/C134652429","wikidata":"https://www.wikidata.org/wiki/Q1052698","display_name":"Jitter","level":2,"score":0.4968000054359436},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4399999976158142},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.4032000005245209},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2924000024795532},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.2793999910354614},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.2630999982357025},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.24709999561309814}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jssc.2026.3663074","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jssc.2026.3663074","pdf_url":null,"source":{"id":"https://openalex.org/S83637746","display_name":"IEEE Journal of Solid-State Circuits","issn_l":"0018-9200","issn":["0018-9200","1558-173X"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Solid-State Circuits","raw_type":"journal-article"},{"id":"pmh:oai:re.public.polimi.it:11311/1309685","is_oa":false,"landing_page_url":"https://hdl.handle.net/11311/1309685","pdf_url":null,"source":{"id":"https://openalex.org/S4306400312","display_name":"Virtual Community of Pathological Anatomy (University of Castilla La Mancha)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79189158","host_organization_name":"University of Castilla-La Mancha","host_organization_lineage":["https://openalex.org/I79189158"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1109/jssc.2026.3663074","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jssc.2026.3663074","pdf_url":null,"source":{"id":"https://openalex.org/S83637746","display_name":"IEEE Journal of Solid-State Circuits","issn_l":"0018-9200","issn":["0018-9200","1558-173X"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Solid-State Circuits","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"This":[0],"work":[1],"presents":[2],"a":[3,23,97,114,138],"digital-to-time":[4],"converter":[5],"(DTC)-based":[6],"fractional-N":[7],"digital":[8,93],"phase-locked":[9],"loop":[10],"(PLL)":[11],"designed":[12],"to":[13],"achieve":[14],"simultaneously":[15],"low":[16,19],"jitter":[17,133],"and":[18,60,83,129],"spurs.":[20],"We":[21],"introduce":[22],"novel":[24],"DTC":[25,55,72],"chopping":[26],"technique":[27,47],"that":[28],"effectively":[29],"mitigates":[30],"fractional":[31,123],"spurs,":[32],"which":[33],"we":[34],"identify":[35],"as":[36],"predominantly":[37],"arising":[38],"from":[39],"even-order":[40],"nonlinearity":[41],"invariable-slope":[42],"(VS)":[43],"DTCs.":[44],"The":[45],"proposed":[46],"suppresses":[48],"such":[49],"spurs":[50],"by":[51],"randomly":[52],"alternating":[53],"the":[54,58,71,87,101,118,130],"position":[56],"between":[57],"reference":[59],"divider":[61],"signal":[62],"paths.":[63],"In":[64],"addition,":[65],"it":[66],"proves":[67],"effective":[68],"in":[69,96],"reducing":[70],"flicker":[73],"noise":[74],"contribution.":[75],"To":[76],"ensure":[77],"robust":[78],"operation":[79],"across":[80],"process,":[81,100],"voltage,":[82],"temperature":[84],"(PVT)":[85],"spreads,":[86],"design":[88],"incorporates":[89],"several":[90],"background":[91],"adaptive":[92],"algorithms.":[94],"Fabricated":[95],"28-nm":[98],"CMOS":[99],"synthesizer":[102],"occupies":[103],"an":[104],"active":[105],"area":[106],"of":[107,141,144],"0.22":[108],"mm2and":[109],"consumes":[110],"16.7":[111],"mW.":[112],"At":[113],"9.275-GHz":[115],"near-integer":[116],"channel,":[117],"measured":[119],"worst":[120],"case":[121],"in-band":[122],"spur":[124],"remains":[125],"below":[126],"\u221263":[127],"dBc,":[128],"integrated":[131],"rms":[132],"under":[134],"80":[135],"fs,":[136],"yielding":[137],"jitter-power":[139],"figure":[140],"merit":[142],"(FoM)":[143],"\u2212249.8":[145],"dB.":[146]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-08-13T07:04:57.449891","created_date":"2026-03-05T00:00:00"}