{"id":"https://openalex.org/W4406921703","doi":"https://doi.org/10.1109/tcsi.2025.3533542","title":"A 77.7 dB-SNDR 625 kHz-BW First-Order Noise-Shaping SAR ADC Using a Novel VCO-Based Charge-Accumulation Integrator","display_name":"A 77.7 dB-SNDR 625 kHz-BW First-Order Noise-Shaping SAR ADC Using a Novel VCO-Based Charge-Accumulation Integrator","publication_year":2025,"publication_date":"2025-01-28","ids":{"openalex":"https://openalex.org/W4406921703","doi":"https://doi.org/10.1109/tcsi.2025.3533542"},"language":"en","primary_location":{"id":"doi:10.1109/tcsi.2025.3533542","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tcsi.2025.3533542","pdf_url":null,"source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"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 Transactions on Circuits and Systems I: Regular Papers","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1109/tcsi.2025.3533542","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5016663845","display_name":"Shumeng Li","orcid":null},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"HK","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["HK"],"is_corresponding":true,"raw_author_name":"Shumeng Li","raw_affiliation_strings":["Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China","Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China","institution_ids":["https://openalex.org/I177725633"]},{"raw_affiliation_string":"Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100354596","display_name":"Yang Zhang","orcid":"https://orcid.org/0000-0001-8388-9690"},"institutions":[{"id":"https://openalex.org/I77566578","display_name":"United Microelectronics (United States)","ror":"https://ror.org/00vrhw316","country_code":"US","type":"company","lineage":["https://openalex.org/I4210161555","https://openalex.org/I77566578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yang Zhang","raw_affiliation_strings":["Suzhou NovoSense Microelectronics Company Ltd., Suzhou, China","Suzhou NovoSense Microelectronics Company Ltd, Suzhou, China"],"affiliations":[{"raw_affiliation_string":"Suzhou NovoSense Microelectronics Company Ltd., Suzhou, China","institution_ids":["https://openalex.org/I77566578"]},{"raw_affiliation_string":"Suzhou NovoSense Microelectronics Company Ltd, Suzhou, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050688931","display_name":"Xiao Wang","orcid":"https://orcid.org/0000-0003-3216-4811"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"HK","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Xiao Wang","raw_affiliation_strings":["Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China","Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China","institution_ids":["https://openalex.org/I177725633"]},{"raw_affiliation_string":"Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101448567","display_name":"Xian Tang","orcid":"https://orcid.org/0000-0002-1361-7961"},"institutions":[{"id":"https://openalex.org/I4210114105","display_name":"Tsinghua\u2013Berkeley Shenzhen Institute","ror":"https://ror.org/02hhwwz98","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210114105","https://openalex.org/I95457486","https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xian Tang","raw_affiliation_strings":["Tsinghua Shenzhen International Graduate School, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Tsinghua Shenzhen International Graduate School, Shenzhen, China","institution_ids":["https://openalex.org/I4210114105"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079113041","display_name":"Kong\u2010Pang Pun","orcid":"https://orcid.org/0000-0001-7736-0811"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"HK","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Kong-Pang Pun","raw_affiliation_strings":["Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China","Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China","institution_ids":["https://openalex.org/I177725633"]},{"raw_affiliation_string":"Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I177725633"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5016663845"],"corresponding_institution_ids":["https://openalex.org/I177725633"],"apc_list":null,"apc_paid":null,"fwci":1.9332,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.83469732,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":"72","issue":"10","first_page":"5338","last_page":"5350"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.9995999932289124,"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"}},"topics":[{"id":"https://openalex.org/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.9995999932289124,"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/T11992","display_name":"CCD and CMOS Imaging Sensors","score":0.9947999715805054,"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/T14117","display_name":"Integrated Circuits and Semiconductor Failure Analysis","score":0.9937000274658203,"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/integrator","display_name":"Integrator","score":0.760012686252594},{"id":"https://openalex.org/keywords/voltage-controlled-oscillator","display_name":"Voltage-controlled oscillator","score":0.634127676486969},{"id":"https://openalex.org/keywords/noise-shaping","display_name":"Noise shaping","score":0.5762308835983276},{"id":"https://openalex.org/keywords/successive-approximation-adc","display_name":"Successive approximation ADC","score":0.5533268451690674},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5405889749526978},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5191135406494141},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.45613011717796326},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.45177334547042847},{"id":"https://openalex.org/keywords/capacitor","display_name":"Capacitor","score":0.45131468772888184},{"id":"https://openalex.org/keywords/charge","display_name":"Charge (physics)","score":0.42046990990638733},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.39737215638160706},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3508954346179962},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2979048192501068}],"concepts":[{"id":"https://openalex.org/C79518650","wikidata":"https://www.wikidata.org/wiki/Q2081431","display_name":"Integrator","level":3,"score":0.760012686252594},{"id":"https://openalex.org/C5291336","wikidata":"https://www.wikidata.org/wiki/Q852341","display_name":"Voltage-controlled oscillator","level":3,"score":0.634127676486969},{"id":"https://openalex.org/C9083635","wikidata":"https://www.wikidata.org/wiki/Q2133535","display_name":"Noise shaping","level":2,"score":0.5762308835983276},{"id":"https://openalex.org/C60154766","wikidata":"https://www.wikidata.org/wiki/Q2650458","display_name":"Successive approximation ADC","level":4,"score":0.5533268451690674},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5405889749526978},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5191135406494141},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.45613011717796326},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.45177334547042847},{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.45131468772888184},{"id":"https://openalex.org/C188082385","wikidata":"https://www.wikidata.org/wiki/Q73792","display_name":"Charge (physics)","level":2,"score":0.42046990990638733},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.39737215638160706},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3508954346179962},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2979048192501068},{"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"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/tcsi.2025.3533542","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tcsi.2025.3533542","pdf_url":null,"source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"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 Transactions on Circuits and Systems I: Regular Papers","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1109/tcsi.2025.3533542","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tcsi.2025.3533542","pdf_url":null,"source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"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 Transactions on Circuits and Systems I: Regular Papers","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8199999928474426}],"awards":[{"id":"https://openalex.org/G5549658495","display_name":null,"funder_award_id":"JCYJ20220818101001003","funder_id":"https://openalex.org/F4320329836","funder_display_name":"Chuzhou Science and Technology Program"}],"funders":[{"id":"https://openalex.org/F4320329836","display_name":"Chuzhou Science and Technology Program","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W1526838648","https://openalex.org/W1995733996","https://openalex.org/W2071087062","https://openalex.org/W2076795701","https://openalex.org/W2094024001","https://openalex.org/W2110245858","https://openalex.org/W2261105975","https://openalex.org/W2536517842","https://openalex.org/W2593067874","https://openalex.org/W2607077465","https://openalex.org/W2741408477","https://openalex.org/W2744367110","https://openalex.org/W2908000012","https://openalex.org/W2922215933","https://openalex.org/W2983362496","https://openalex.org/W3015354097","https://openalex.org/W3015386793","https://openalex.org/W3041262566","https://openalex.org/W3133975637","https://openalex.org/W3161095768","https://openalex.org/W3205151931","https://openalex.org/W3211350432","https://openalex.org/W4286571712","https://openalex.org/W4376130851","https://openalex.org/W4387070952","https://openalex.org/W4390284919","https://openalex.org/W4396605296","https://openalex.org/W4410536158"],"related_works":["https://openalex.org/W2028414530","https://openalex.org/W4391823081","https://openalex.org/W2109469245","https://openalex.org/W2982422394","https://openalex.org/W2036735748","https://openalex.org/W3011208887","https://openalex.org/W2187698026","https://openalex.org/W3048332254","https://openalex.org/W2095731742","https://openalex.org/W2769291063"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,49,90,119,136,150,169],"first-order":[4,105],"noise":[5,121],"shaping":[6],"(NS)":[7],"successive":[8],"approximation":[9],"register":[10],"(SAR)":[11],"analog":[12],"to":[13,54],"digital":[14,33],"converter":[15],"(ADC)":[16],"utilizing":[17],"an":[18,99,110],"innovative":[19,111],"voltage":[20,60],"controlled":[21],"oscillator":[22],"(VCO)-based":[23],"charge-accumulation":[24,95],"(CA)":[25],"integrator.":[26],"The":[27,130,155],"proposed":[28,63],"VCO-CA":[29],"integrator":[30],"is":[31,133,159],"highly":[32,50],"and":[34,40,61,145],"dynamic,":[35],"making":[36],"it":[37,46,97],"energy":[38],"efficient":[39],"compatible":[41],"with":[42,89],"process":[43],"scaling.":[44],"Additionally,":[45],"can":[47],"provide":[48],"linear":[51],"gain":[52,128],"thanks":[53],"the":[55,62,68,104],"small":[56],"amplitude":[57],"of":[58,152,172,174],"residual":[59],"oscillation":[64],"time":[65],"control,":[66],"avoiding":[67],"system":[69],"nonlinearity":[70],"problem":[71],"in":[72,75,109,135,168],"VCO-based":[73,77,114],"integrators":[74],"conventional":[76],"<inline-formula":[78,160],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[79,161],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">":[80,162],"<tex-math":[81,163],"notation=\"LaTeX\">$\\mathrm":[82],"{\\Delta":[83],"\\Sigma":[84],"}$":[85],"</tex-math></inline-formula>":[86],"ADCs.":[87],"Combined":[88],"pulse":[91],"width":[92],"(PW)-controlled":[93],"tunable":[94],"circuit,":[96],"forms":[98],"active":[100],"loop":[101],"filter":[102],"for":[103],"NS-SAR":[106,115],"ADC,":[107],"resulting":[108,167],"fully":[112],"dynamic":[113],"ADC":[116,132],"that":[117],"achieves":[118],"sharp":[120],"transfer":[122],"function":[123],"(NTF)":[124],"without":[125],"any":[126],"background":[127],"calibration.":[129],"prototype":[131],"implemented":[134],"65-nm":[137],"GP":[138],"CMOS":[139],"process,":[140],"achieving":[141],"77.7":[142],"dB":[143,147],"SNDR":[144],"79.9":[146],"DR":[148],"over":[149],"bandwidth":[151],"625":[153],"kHz.":[154],"total":[156],"power":[157],"consumption":[158],"notation=\"LaTeX\">$108.3~\\mu":[164],"$":[165],"</tex-math></inline-formula>W,":[166],"Schreier":[170],"figure":[171],"merit":[173],"175.3":[175],"dB.":[176]},"counts_by_year":[{"year":2025,"cited_by_count":3}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}
