{"id":"https://openalex.org/W4360605445","doi":"https://doi.org/10.1109/isscc42615.2023.10067351","title":"4.5 A 9.25GHz Digital PLL with Fractional-Spur Cancellation Based on a Multi-DTC Topology","display_name":"4.5 A 9.25GHz Digital PLL with Fractional-Spur Cancellation Based on a Multi-DTC Topology","publication_year":2023,"publication_date":"2023-02-19","ids":{"openalex":"https://openalex.org/W4360605445","doi":"https://doi.org/10.1109/isscc42615.2023.10067351"},"language":"en","primary_location":{"id":"doi:10.1109/isscc42615.2023.10067351","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isscc42615.2023.10067351","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE International Solid- State Circuits Conference (ISSCC)","raw_type":"proceedings-article"},"type":"conference-paper","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/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,Milan,Italy","Politecnico di Milano, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Politecnico di Milano,Milan,Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Politecnico di Milano, Milan, Italy","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,Milan,Italy","Politecnico di Milano, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Politecnico di Milano,Milan,Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Politecnico di Milano, Milan, Italy","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,Milan,Italy","Politecnico di Milano, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Politecnico di Milano,Milan,Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Politecnico di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013353836","display_name":"Francesco Buccoleri","orcid":"https://orcid.org/0000-0003-2986-9570"},"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 Buccoleri","raw_affiliation_strings":["Politecnico di Milano,Milan,Italy","Politecnico di Milano, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Politecnico di Milano,Milan,Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Politecnico di Milano, Milan, Italy","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,Milan,Italy","Politecnico di Milano, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Politecnico di Milano,Milan,Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Politecnico di Milano, Milan, Italy","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/I4210131793","display_name":"Infineon Technologies (Austria)","ror":"https://ror.org/03msng824","country_code":"AT","type":"company","lineage":["https://openalex.org/I137594350","https://openalex.org/I4210131793"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Dmytro Cherniak","raw_affiliation_strings":["Infineon Technologies,Villach,Austria","Infineon Technologies, Villach, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Infineon Technologies,Villach,Austria","institution_ids":["https://openalex.org/I4210131793"]},{"raw_affiliation_string":"Infineon Technologies, Villach, Austria","institution_ids":["https://openalex.org/I4210131793"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071532224","display_name":"Luca Bertulessi","orcid":"https://orcid.org/0000-0001-6167-6512"},"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":"Luca Bertulessi","raw_affiliation_strings":["Politecnico di Milano,Milan,Italy","Politecnico di Milano, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Politecnico di Milano,Milan,Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Politecnico di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"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,Milan,Italy","Politecnico di Milano, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Politecnico di Milano,Milan,Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Politecnico di Milano, Milan, Italy","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,Milan,Italy","Politecnico di Milano, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Politecnico di Milano,Milan,Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Politecnico di Milano, Milan, Italy","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,Milan,Italy","Politecnico di Milano, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Politecnico di Milano,Milan,Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Politecnico di Milano, Milan, Italy","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":20.3399,"has_fulltext":false,"cited_by_count":39,"citation_normalized_percentile":{"value":0.99804396,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"82","last_page":"84"},"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":0.9990000128746033,"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":0.9990000128746033,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9736999869346619,"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":0.9656000137329102,"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/jitter","display_name":"Jitter","score":0.791943371295929},{"id":"https://openalex.org/keywords/phase-locked-loop","display_name":"Phase-locked loop","score":0.628487765789032},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5767875909805298},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.5519013404846191},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5145449042320251},{"id":"https://openalex.org/keywords/phase-noise","display_name":"Phase noise","score":0.5057213306427002},{"id":"https://openalex.org/keywords/linearity","display_name":"Linearity","score":0.49349939823150635},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.480047345161438},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.4700150787830353},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.33605480194091797},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.32742488384246826},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.2221480906009674},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19083091616630554},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16057568788528442}],"concepts":[{"id":"https://openalex.org/C134652429","wikidata":"https://www.wikidata.org/wiki/Q1052698","display_name":"Jitter","level":2,"score":0.791943371295929},{"id":"https://openalex.org/C12707504","wikidata":"https://www.wikidata.org/wiki/Q52637","display_name":"Phase-locked loop","level":3,"score":0.628487765789032},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5767875909805298},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.5519013404846191},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5145449042320251},{"id":"https://openalex.org/C89631360","wikidata":"https://www.wikidata.org/wiki/Q1428766","display_name":"Phase noise","level":2,"score":0.5057213306427002},{"id":"https://openalex.org/C77170095","wikidata":"https://www.wikidata.org/wiki/Q1753188","display_name":"Linearity","level":2,"score":0.49349939823150635},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.480047345161438},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.4700150787830353},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.33605480194091797},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.32742488384246826},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.2221480906009674},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19083091616630554},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16057568788528442},{"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/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/isscc42615.2023.10067351","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isscc42615.2023.10067351","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE International Solid- State Circuits Conference (ISSCC)","raw_type":"proceedings-article"},{"id":"pmh:oai:re.public.polimi.it:11311/1233464","is_oa":false,"landing_page_url":"https://hdl.handle.net/11311/1233464","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/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.6299999952316284,"id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2292016009","https://openalex.org/W2740751239","https://openalex.org/W2886418951","https://openalex.org/W3016145810","https://openalex.org/W3135664810","https://openalex.org/W3135783513","https://openalex.org/W3135892526","https://openalex.org/W4221034770","https://openalex.org/W4310050303"],"related_works":["https://openalex.org/W2121182846","https://openalex.org/W1994021281","https://openalex.org/W2139484866","https://openalex.org/W2474043983","https://openalex.org/W2008250178","https://openalex.org/W2566880546","https://openalex.org/W2544336511","https://openalex.org/W2144737022","https://openalex.org/W1978186604","https://openalex.org/W2124954209"],"abstract_inverted_index":{"The":[0,178],"quest":[1],"of":[2,23,32,53,61,104,161,173,193,206],"increasingly":[3],"higher":[4],"mobile":[5],"uplink/downlink":[6],"data-rates":[7],"has":[8,36],"recently":[9],"driven":[10],"the":[11,20,30,51,54,57,71,75,81,86,97,102,121,128,136,159,162,168,171,174],"communication":[12],"industry":[13],"to":[14,39,95],"set":[15],"extremely":[16],"challenging":[17],"requirements":[18],"on":[19,149],"integrated":[21,47,87],"jitter":[22,48,138,192],"local":[24],"oscillators":[25],"[1].":[26],"In":[27],"fractional-N":[28,185],"PLLs,":[29],"adoption":[31],"a":[33,132,145,150,183,189],"digital-to-time-converter":[34],"(DTC)":[35],"become":[37],"ubiquitous":[38],"meet":[40],"performance":[41],"targets,":[42],"as":[43],"it":[44],"greatly":[45],"improves":[46],"by":[49],"re-aligning":[50],"edges":[52],"reference":[55],"and":[56,201],"divider":[58],"signals":[59],"(top-left":[60],"Fig.":[62],"4.5.1)":[63],"[2],":[64],"[2].":[65],"Unfortunately,":[66],"any":[67],"DTC":[68,76,98,122],"non-linearity":[69,99],"converts":[70],"quantization":[72],"error$(\\mathrm{Q}_{\\mathrm{E}})$,":[73],"driving":[74],"into":[77],"fractional":[78,196,204],"spurs":[79],"in":[80,182],"PLL":[82],"spectrum,":[83],"thus":[84],"degrading":[85],"jitter.":[88],"Several":[89],"digital":[90],"techniques":[91,119],"have":[92],"been":[93],"proposed":[94],"reduce":[96],"either":[100],"at":[101,167],"cost":[103],"increasing":[105],"hardware":[106],"resources":[107],"[3]":[108],"or":[109],"requiring":[110],"calibration":[111],"loops":[112],"with":[113,153],"long":[114],"convergence":[115],"times":[116],"[4].":[117],"Other":[118],"dither":[120],"control":[123],"word":[124],"[5],":[125],"[6],":[126],"spreading":[127],"spurious-tones":[129],"power":[130],"over":[131],"larger":[133],"bandwidth,":[134],"but":[135],"total":[137,190],"improvement":[139],"is":[140,180],"limited.":[141],"This":[142],"work":[143],"introduces":[144],"fractional-spur-cancellation":[146],"technique":[147],"based":[148],"multi-DTC":[151],"topology":[152],"phase-shifted":[154],"quantization-error":[155],"sequences":[156],"that":[157],"allows":[158],"cancellation":[160],"dominant":[163],"fractional-spur":[164],"tones":[165],"and,":[166],"same":[169],"time,":[170],"reduction":[172],"in-band":[175,203],"phase-noise":[176],"(PN).":[177],"concept":[179],"demonstrated":[181],"9.25GHz":[184],"DPLL,":[186],"which":[187],"achieves":[188],"rms":[191],"77.1fs":[194],"(including":[195],"spurs)":[197],"for":[198],"near-integer":[199],"channels":[200],"an":[202],"spur":[205],"\u221260.3dBc.":[207]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":13},{"year":2024,"cited_by_count":17},{"year":2023,"cited_by_count":4}],"updated_date":"2026-08-12T21:12:35.861297","created_date":"2025-10-10T00:00:00"}