{"id":"https://openalex.org/W3158881598","doi":"https://doi.org/10.1109/iscas51556.2021.9401697","title":"A Scalable Many-Stage CMOS OTA for Closed-Loop Applications","display_name":"A Scalable Many-Stage CMOS OTA for Closed-Loop Applications","publication_year":2021,"publication_date":"2021-04-27","ids":{"openalex":"https://openalex.org/W3158881598","doi":"https://doi.org/10.1109/iscas51556.2021.9401697","mag":"3158881598"},"language":"en","primary_location":{"id":"doi:10.1109/iscas51556.2021.9401697","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas51556.2021.9401697","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":"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/A5056716766","display_name":"Mahmood A. Mohammed","orcid":"https://orcid.org/0000-0003-3947-6615"},"institutions":[{"id":"https://openalex.org/I5023651","display_name":"McGill University","ror":"https://ror.org/01pxwe438","country_code":"CA","type":"education","lineage":["https://openalex.org/I5023651"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Mahmood A. Mohammed","raw_affiliation_strings":["Integrated Microsystems Laboratory, McGill University, Montreal, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Integrated Microsystems Laboratory, McGill University, Montreal, Canada","institution_ids":["https://openalex.org/I5023651"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5083312864","display_name":"Gordon W. Roberts","orcid":"https://orcid.org/0000-0002-4880-0272"},"institutions":[{"id":"https://openalex.org/I5023651","display_name":"McGill University","ror":"https://ror.org/01pxwe438","country_code":"CA","type":"education","lineage":["https://openalex.org/I5023651"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Gordon W. Roberts","raw_affiliation_strings":["Integrated Microsystems Laboratory, McGill University, Montreal, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Integrated Microsystems Laboratory, McGill University, Montreal, Canada","institution_ids":["https://openalex.org/I5023651"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I5023651"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":null,"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/T14117","display_name":"Integrated Circuits and Semiconductor Failure Analysis","score":0.9993000030517578,"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/T14117","display_name":"Integrated Circuits and Semiconductor Failure Analysis","score":0.9993000030517578,"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/T11472","display_name":"Analytical Chemistry and Sensors","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/1502","display_name":"Bioengineering"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.8105505108833313},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.778749942779541},{"id":"https://openalex.org/keywords/stage","display_name":"Stage (stratigraphy)","score":0.612725019454956},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5460153222084045},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5125736594200134},{"id":"https://openalex.org/keywords/loop-gain","display_name":"Loop gain","score":0.5100520253181458},{"id":"https://openalex.org/keywords/loop","display_name":"Loop (graph theory)","score":0.4688718616962433},{"id":"https://openalex.org/keywords/compensation","display_name":"Compensation (psychology)","score":0.43948352336883545},{"id":"https://openalex.org/keywords/stability","display_name":"Stability (learning theory)","score":0.4317830801010132},{"id":"https://openalex.org/keywords/frequency-compensation","display_name":"Frequency compensation","score":0.4290866255760193},{"id":"https://openalex.org/keywords/single-stage","display_name":"Single stage","score":0.411485880613327},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.26269423961639404},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.20953869819641113},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.1396738886833191},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12214112281799316}],"concepts":[{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.8105505108833313},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.778749942779541},{"id":"https://openalex.org/C146357865","wikidata":"https://www.wikidata.org/wiki/Q1123245","display_name":"Stage (stratigraphy)","level":2,"score":0.612725019454956},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5460153222084045},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5125736594200134},{"id":"https://openalex.org/C199943209","wikidata":"https://www.wikidata.org/wiki/Q1271153","display_name":"Loop gain","level":3,"score":0.5100520253181458},{"id":"https://openalex.org/C184670325","wikidata":"https://www.wikidata.org/wiki/Q512604","display_name":"Loop (graph theory)","level":2,"score":0.4688718616962433},{"id":"https://openalex.org/C2780023022","wikidata":"https://www.wikidata.org/wiki/Q1338171","display_name":"Compensation (psychology)","level":2,"score":0.43948352336883545},{"id":"https://openalex.org/C112972136","wikidata":"https://www.wikidata.org/wiki/Q7595718","display_name":"Stability (learning theory)","level":2,"score":0.4317830801010132},{"id":"https://openalex.org/C131782439","wikidata":"https://www.wikidata.org/wiki/Q1455581","display_name":"Frequency compensation","level":4,"score":0.4290866255760193},{"id":"https://openalex.org/C3020376581","wikidata":"https://www.wikidata.org/wiki/Q16866784","display_name":"Single stage","level":2,"score":0.411485880613327},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.26269423961639404},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.20953869819641113},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.1396738886833191},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12214112281799316},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0},{"id":"https://openalex.org/C11171543","wikidata":"https://www.wikidata.org/wiki/Q41630","display_name":"Psychoanalysis","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.0},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas51556.2021.9401697","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas51556.2021.9401697","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":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1494660296","https://openalex.org/W1566916904","https://openalex.org/W1594101521","https://openalex.org/W1643989195","https://openalex.org/W1998284495","https://openalex.org/W2014347998","https://openalex.org/W2121353816","https://openalex.org/W2524945924","https://openalex.org/W2912679260","https://openalex.org/W3005119954","https://openalex.org/W3011653750","https://openalex.org/W3011936957","https://openalex.org/W3016916307","https://openalex.org/W3026476728","https://openalex.org/W3203011645","https://openalex.org/W4210947991","https://openalex.org/W6633800908","https://openalex.org/W6677958914","https://openalex.org/W6750403012"],"related_works":["https://openalex.org/W2004266780","https://openalex.org/W1667901766","https://openalex.org/W2358098678","https://openalex.org/W3149081039","https://openalex.org/W2073427672","https://openalex.org/W2081519689","https://openalex.org/W2128192202","https://openalex.org/W2131054718","https://openalex.org/W2375499102","https://openalex.org/W2546001971"],"abstract_inverted_index":{"In":[0],"this":[1],"work,":[2],"a":[3,36,46,60,70,73,95,100,111],"new":[4,37,101],"scalable":[5,20,38,97],"CMOS":[6,47,115],"OTA":[7,15,25,48,81],"design":[8,21,44,107],"that":[9,51],"systematically":[10],"enables":[11],"cascading":[12],"many":[13],"identical":[14],"stages":[16,93],"is":[17,82,103],"proposed.":[18],"This":[19],"of":[22,35,78,90],"the":[23,79,86],"many-stage":[24,80],"ensures":[26],"stability,":[27],"when":[28],"configurated":[29],"in":[30,53,94],"closed":[31],"loop,":[32],"by":[33,84],"means":[34],"frequency":[39],"compensation":[40],"technique.":[41],"The":[42,105],"presented":[43,106],"realizes":[45],"with":[49],"scalable-gain":[50],"increases":[52],"25":[54],"dB":[55,65,68],"increments":[56],"per":[57],"stage,":[58],"achieving":[59],"total":[61],"gain":[62,92],"from":[63],"50":[64],"to":[66,72],"150":[67],"for":[69],"2-stage":[71],"6-stage":[74],"OTA,":[75],"respectively.":[76],"Stability":[77],"ensured":[83],"re-positioning":[85],"poles":[87],"and":[88],"zeros":[89],"all":[91],"systematic":[96],"pattern":[98],"whenever":[99],"gain-stage":[102],"added.":[104],"was":[108],"based":[109],"on":[110],"TSMC":[112],"65":[113],"nm":[114],"process.":[116]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}