{"id":"https://openalex.org/W3157277094","doi":"https://doi.org/10.1109/iscas51556.2021.9401646","title":"A PVT-Insensitive Capacitance-to-Digital Converter Using Ring-Based Time-Domain Quantizer","display_name":"A PVT-Insensitive Capacitance-to-Digital Converter Using Ring-Based Time-Domain Quantizer","publication_year":2021,"publication_date":"2021-04-27","ids":{"openalex":"https://openalex.org/W3157277094","doi":"https://doi.org/10.1109/iscas51556.2021.9401646","mag":"3157277094"},"language":"en","primary_location":{"id":"doi:10.1109/iscas51556.2021.9401646","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas51556.2021.9401646","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE International Symposium on Circuits and Systems (ISCAS)","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/A5013235704","display_name":"Rongfeng Xu","orcid":null},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Rongfeng Xu","raw_affiliation_strings":["School of Microeletronics, South China University of Tech., Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Microeletronics, South China University of Tech., Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063616485","display_name":"Zenan Zeng","orcid":null},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zenan Zeng","raw_affiliation_strings":["School of Microeletronics, South China University of Tech., Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Microeletronics, South China University of Tech., Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101921939","display_name":"Run Chen","orcid":"https://orcid.org/0000-0003-0510-6747"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Run Chen","raw_affiliation_strings":["Newradio Technology Co., Ltd., Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Newradio Technology Co., Ltd., Shenzhen, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048261901","display_name":"Zhenqi Chen","orcid":"https://orcid.org/0000-0002-1765-572X"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhenqi Chen","raw_affiliation_strings":["Newradio Technology Co., Ltd., Shenzhen, China","School of Microeletronics, South China University of Tech., Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"Newradio Technology Co., Ltd., Shenzhen, China","institution_ids":[]},{"raw_affiliation_string":"School of Microeletronics, South China University of Tech., Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100723349","display_name":"Yonggang Chen","orcid":"https://orcid.org/0000-0002-0970-6363"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yonggang Chen","raw_affiliation_strings":["Newradio Technology Co., Ltd., Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Newradio Technology Co., Ltd., Shenzhen, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100716620","display_name":"Zhijian Chen","orcid":"https://orcid.org/0000-0002-8823-6004"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhijian Chen","raw_affiliation_strings":["Newradio Technology Co., Ltd., Shenzhen, China","School of Microeletronics, South China University of Tech., Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"Newradio Technology Co., Ltd., Shenzhen, China","institution_ids":[]},{"raw_affiliation_string":"School of Microeletronics, South China University of Tech., Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100415189","display_name":"Zhijian Li","orcid":"https://orcid.org/0000-0001-8402-607X"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhijian Li","raw_affiliation_strings":["School of Microeletronics, South China University of Tech., Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Microeletronics, South China University of Tech., Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084008501","display_name":"Zhaohui Wu","orcid":"https://orcid.org/0000-0002-0725-6792"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhaohui Wu","raw_affiliation_strings":["School of Microeletronics, South China University of Tech., Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Microeletronics, South China University of Tech., Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100685207","display_name":"Bin Li","orcid":"https://orcid.org/0000-0001-6863-8391"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Li","raw_affiliation_strings":["School of Microeletronics, South China University of Tech., Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Microeletronics, South China University of Tech., Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":9,"corresponding_author_ids":["https://openalex.org/A5013235704"],"corresponding_institution_ids":["https://openalex.org/I90610280"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.03438978,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"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":0.9998999834060669,"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":0.9998999834060669,"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":0.9991999864578247,"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"}},{"id":"https://openalex.org/T10299","display_name":"Photonic and Optical Devices","score":0.9983000159263611,"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/capacitance","display_name":"Capacitance","score":0.8332232236862183},{"id":"https://openalex.org/keywords/parasitic-capacitance","display_name":"Parasitic capacitance","score":0.651424765586853},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.5595709085464478},{"id":"https://openalex.org/keywords/linearity","display_name":"Linearity","score":0.5377979278564453},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.5006330013275146},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.46742647886276245},{"id":"https://openalex.org/keywords/capacitor","display_name":"Capacitor","score":0.4460436701774597},{"id":"https://openalex.org/keywords/time-to-digital-converter","display_name":"Time-to-digital converter","score":0.44490909576416016},{"id":"https://openalex.org/keywords/ring","display_name":"Ring (chemistry)","score":0.43306106328964233},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.42620334029197693},{"id":"https://openalex.org/keywords/process-variation","display_name":"Process variation","score":0.4151831865310669},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.38863980770111084},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.3495281934738159},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3386087417602539},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.23964792490005493},{"id":"https://openalex.org/keywords/electrode","display_name":"Electrode","score":0.11956790089607239},{"id":"https://openalex.org/keywords/jitter","display_name":"Jitter","score":0.11138081550598145},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.07129335403442383}],"concepts":[{"id":"https://openalex.org/C30066665","wikidata":"https://www.wikidata.org/wiki/Q164399","display_name":"Capacitance","level":3,"score":0.8332232236862183},{"id":"https://openalex.org/C154318817","wikidata":"https://www.wikidata.org/wiki/Q2157249","display_name":"Parasitic capacitance","level":4,"score":0.651424765586853},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.5595709085464478},{"id":"https://openalex.org/C77170095","wikidata":"https://www.wikidata.org/wiki/Q1753188","display_name":"Linearity","level":2,"score":0.5377979278564453},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.5006330013275146},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.46742647886276245},{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.4460436701774597},{"id":"https://openalex.org/C99594498","wikidata":"https://www.wikidata.org/wiki/Q2434524","display_name":"Time-to-digital converter","level":4,"score":0.44490909576416016},{"id":"https://openalex.org/C2780378348","wikidata":"https://www.wikidata.org/wiki/Q25351438","display_name":"Ring (chemistry)","level":2,"score":0.43306106328964233},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.42620334029197693},{"id":"https://openalex.org/C93389723","wikidata":"https://www.wikidata.org/wiki/Q7247313","display_name":"Process variation","level":3,"score":0.4151831865310669},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.38863980770111084},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3495281934738159},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3386087417602539},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.23964792490005493},{"id":"https://openalex.org/C17525397","wikidata":"https://www.wikidata.org/wiki/Q176140","display_name":"Electrode","level":2,"score":0.11956790089607239},{"id":"https://openalex.org/C134652429","wikidata":"https://www.wikidata.org/wiki/Q1052698","display_name":"Jitter","level":2,"score":0.11138081550598145},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.07129335403442383},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C137059387","wikidata":"https://www.wikidata.org/wiki/Q426882","display_name":"Clock signal","level":3,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas51556.2021.9401646","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas51556.2021.9401646","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE International Symposium on Circuits and Systems (ISCAS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6299999952316284,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320337504","display_name":"Research and Development","ror":"https://ror.org/027s68j25"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2059206669","https://openalex.org/W2092769912","https://openalex.org/W2108435403","https://openalex.org/W2741794014","https://openalex.org/W2749655596","https://openalex.org/W2773134638","https://openalex.org/W2967473233","https://openalex.org/W2975781870","https://openalex.org/W4239733953"],"related_works":["https://openalex.org/W2058545256","https://openalex.org/W2394034449","https://openalex.org/W2904654231","https://openalex.org/W2999380399","https://openalex.org/W4210807885","https://openalex.org/W2248915580","https://openalex.org/W2059163921","https://openalex.org/W2051045034","https://openalex.org/W4304890870","https://openalex.org/W2126779451"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"proposed":[4,20,71,105],"a":[5,23,31,72,110,135,141],"Ring":[6],"Time-to-Digital":[7],"Converter":[8,11,25],"(RTDC)-based":[9],"Capacitance-to-Digital":[10],"(CDC)":[12],"that":[13,75,118],"is":[14],"insensitive":[15],"to":[16,35,40,100],"PVT":[17,97],"variation.":[18],"The":[19,104],"CDC":[21,48,106],"embeds":[22],"Capacitance-to-Time":[24],"(C2T)":[26],"with":[27,134],"high":[28],"linearity,":[29],"leveraging":[30],"parasitic":[32,125],"elimination":[33],"technique":[34],"counteract":[36],"environment":[37],"changes.":[38],"Thanks":[39],"the":[41,46,58,77,81,87,90,95],"ring":[42],"structure":[43],"of":[44,80,138],"RTDC,":[45],"presented":[47],"has":[49],"theoretically":[50],"infinite":[51],"detection":[52,132],"range.":[53,68],"However,":[54],"RTDC":[55,93],"suffers":[56],"from":[57],"process,":[59],"voltage":[60],"and":[61,83,92,127,140],"temperature":[62],"(PVT)":[63],"variation,":[64],"compromising":[65],"its":[66],"dynamic":[67],"This":[69],"paper":[70],"new":[73],"architecture":[74],"matches":[76],"current":[78],"sources":[79],"front-end":[82,91],"delay":[84],"cells":[85],"in":[86,109],"RTDC.":[88],"Therefore,":[89],"have":[94],"same":[96],"response,":[98],"leading":[99],"an":[101],"inherent-PVT-stabilized":[102],"feature.":[103],"was":[107],"implemented":[108],"40-nm":[111],"LP":[112],"CMOS":[113],"process.":[114],"Simulation":[115],"results":[116],"show":[117],"it":[119,128],"achieves":[120],"0.55fF":[121],"resolution":[122],"under":[123],"10pF":[124],"capacitance":[126,131],"covers":[129],"3.75-64pF":[130],"range,":[133],"0.56pJ/conversion-step":[136],"figure":[137],"merit":[139],"maximum":[142],"20us":[143],"conversion":[144],"time.":[145]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}