{"id":"https://openalex.org/W2014180555","doi":"https://doi.org/10.1109/ecctd.2013.6662283","title":"OpAmp design for lock-in amplifiers in portable sensing systems","display_name":"OpAmp design for lock-in amplifiers in portable sensing systems","publication_year":2013,"publication_date":"2013-09-01","ids":{"openalex":"https://openalex.org/W2014180555","doi":"https://doi.org/10.1109/ecctd.2013.6662283","mag":"2014180555"},"language":"en","primary_location":{"id":"doi:10.1109/ecctd.2013.6662283","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ecctd.2013.6662283","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 European Conference on Circuit Theory and Design (ECCTD)","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/A5007752714","display_name":"M. R. Valero","orcid":"https://orcid.org/0000-0002-9416-7092"},"institutions":[{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"M. R. Valero","raw_affiliation_strings":["Group of Electronic Design \u2013 I3A University of Zaragoza, Zaragoza, Spain","Group of Electron. Design (I3A), Univ. of Zaragoza, Zaragoza, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Group of Electronic Design \u2013 I3A University of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]},{"raw_affiliation_string":"Group of Electron. Design (I3A), Univ. of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075718351","display_name":"S. Celma","orcid":"https://orcid.org/0000-0003-0182-7723"},"institutions":[{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"S. Celma","raw_affiliation_strings":["Group of Electronic Design \u2013 I3A University of Zaragoza, Zaragoza, Spain","Group of Electron. Design (I3A), Univ. of Zaragoza, Zaragoza, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Group of Electronic Design \u2013 I3A University of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]},{"raw_affiliation_string":"Group of Electron. Design (I3A), Univ. of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045657781","display_name":"N. Medrano","orcid":"https://orcid.org/0000-0002-5380-3013"},"institutions":[{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"N. Medrano","raw_affiliation_strings":["Group of Electronic Design \u2013 I3A University of Zaragoza, Zaragoza, Spain","Group of Electron. Design (I3A), Univ. of Zaragoza, Zaragoza, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Group of Electronic Design \u2013 I3A University of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]},{"raw_affiliation_string":"Group of Electron. Design (I3A), Univ. of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009944115","display_name":"B. Calvo","orcid":"https://orcid.org/0000-0003-2361-1077"},"institutions":[{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"B. Calvo","raw_affiliation_strings":["Group of Electronic Design \u2013 I3A University of Zaragoza, Zaragoza, Spain","Group of Electron. Design (I3A), Univ. of Zaragoza, Zaragoza, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Group of Electronic Design \u2013 I3A University of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]},{"raw_affiliation_string":"Group of Electron. Design (I3A), Univ. of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.0258,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.76321889,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"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":1.0,"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":1.0,"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/T12564","display_name":"Sensor Technology and Measurement Systems","score":0.9987000226974487,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12300","display_name":"Advanced Electrical Measurement Techniques","score":0.9980999827384949,"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/amplifier","display_name":"Amplifier","score":0.693427324295044},{"id":"https://openalex.org/keywords/slew-rate","display_name":"Slew rate","score":0.6728544235229492},{"id":"https://openalex.org/keywords/lock-in-amplifier","display_name":"Lock-in amplifier","score":0.6439058780670166},{"id":"https://openalex.org/keywords/operational-amplifier","display_name":"Operational amplifier","score":0.6150670647621155},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.6110866665840149},{"id":"https://openalex.org/keywords/phase-margin","display_name":"Phase margin","score":0.5663132071495056},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5491297245025635},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4907017946243286},{"id":"https://openalex.org/keywords/capacitive-sensing","display_name":"Capacitive sensing","score":0.45611828565597534},{"id":"https://openalex.org/keywords/differential-amplifier","display_name":"Differential amplifier","score":0.43074965476989746},{"id":"https://openalex.org/keywords/frequency-compensation","display_name":"Frequency compensation","score":0.42772841453552246},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3956918716430664},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.3835456967353821},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.2015741467475891}],"concepts":[{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.693427324295044},{"id":"https://openalex.org/C82517063","wikidata":"https://www.wikidata.org/wiki/Q1591315","display_name":"Slew rate","level":3,"score":0.6728544235229492},{"id":"https://openalex.org/C2780259410","wikidata":"https://www.wikidata.org/wiki/Q1752933","display_name":"Lock-in amplifier","level":4,"score":0.6439058780670166},{"id":"https://openalex.org/C145366948","wikidata":"https://www.wikidata.org/wiki/Q178947","display_name":"Operational amplifier","level":4,"score":0.6150670647621155},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.6110866665840149},{"id":"https://openalex.org/C81455027","wikidata":"https://www.wikidata.org/wiki/Q7180955","display_name":"Phase margin","level":5,"score":0.5663132071495056},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5491297245025635},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4907017946243286},{"id":"https://openalex.org/C206755178","wikidata":"https://www.wikidata.org/wiki/Q1131271","display_name":"Capacitive sensing","level":2,"score":0.45611828565597534},{"id":"https://openalex.org/C11722477","wikidata":"https://www.wikidata.org/wiki/Q1056298","display_name":"Differential amplifier","level":4,"score":0.43074965476989746},{"id":"https://openalex.org/C131782439","wikidata":"https://www.wikidata.org/wiki/Q1455581","display_name":"Frequency compensation","level":4,"score":0.42772841453552246},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3956918716430664},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3835456967353821},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.2015741467475891}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/ecctd.2013.6662283","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ecctd.2013.6662283","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 European Conference on Circuit Theory and Design (ECCTD)","raw_type":"proceedings-article"},{"id":"pmh:oai:research-information.bris.ac.uk:openaire_cris_publications/d1511040-0e88-45d0-a2c1-cf7891195418","is_oa":false,"landing_page_url":"https://research-information.bris.ac.uk/en/publications/d1511040-0e88-45d0-a2c1-cf7891195418","pdf_url":null,"source":{"id":"https://openalex.org/S4306400895","display_name":"Bristol Research (University of Bristol)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I36234482","host_organization_name":"University of Bristol","host_organization_lineage":["https://openalex.org/I36234482"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Valero, M R, Celma-Pueyo, S, Medrano, N & Calvo, B 2013, OpAmp design for lock-in amplifiers in portable sensing systems. in 2013 European Conference on Circuit Theory and Design, ECCTD 2013 - Proceedings., 6662283, 2013 European Conference on Circuit Theory and Design, ECCTD 2013 - Proceedings, IEEE Computer Society. https://doi.org/10.1109/ecctd.2013.6662283","raw_type":"contributionToPeriodical"},{"id":"pmh:oai:research-information.bris.ac.uk:publications/d1511040-0e88-45d0-a2c1-cf7891195418","is_oa":false,"landing_page_url":"https://hdl.handle.net/1983/d1511040-0e88-45d0-a2c1-cf7891195418","pdf_url":null,"source":{"id":"https://openalex.org/S7407055359","display_name":"Explore Bristol Research","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Valero, M R, Celma-Pueyo, S, Medrano, N & Calvo, B 2013, OpAmp design for lock-in amplifiers in portable sensing systems. in 2013 European Conference on Circuit Theory and Design, ECCTD 2013 - Proceedings., 6662283, 2013 European Conference on Circuit Theory and Design, ECCTD 2013 - Proceedings, IEEE Computer Society. https://doi.org/10.1109/ecctd.2013.6662283","raw_type":"contributionToPeriodical"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8899999856948853,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W649475307","https://openalex.org/W1590448146","https://openalex.org/W1835208977","https://openalex.org/W2008966771","https://openalex.org/W2020461425","https://openalex.org/W2101809138","https://openalex.org/W6635371066"],"related_works":["https://openalex.org/W4386167960","https://openalex.org/W2062178330","https://openalex.org/W2969974063","https://openalex.org/W2513549397","https://openalex.org/W2609872686","https://openalex.org/W2143255738","https://openalex.org/W2944773137","https://openalex.org/W2127266309","https://openalex.org/W2768795360","https://openalex.org/W2074029859"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,25,32,44,76,126],"1.2":[4,33],"V":[5,34],"low-power":[6],"rail-to-rail":[7],"class":[8],"AB":[9],"operational":[10],"amplifier":[11,86],"(OpAmp)":[12],"suitable":[13],"for":[14,75,97],"integrated":[15],"lock-in":[16,85],"amplifiers.":[17],"The":[18],"proposed":[19,93],"OpAmp":[20],"has":[21,88],"been":[22,89],"designed":[23,90],"in":[24],"standard":[26],"0.18":[27],"\u03bcm":[28],"CMOS":[29],"technology.":[30],"For":[31],"single":[35],"supply":[36],"and":[37,65,83,125],"81":[38],"\u03bcW":[39],"power":[40,127],"consumption,":[41],"simulations":[42],"shows":[43],"86":[45],"dB":[46,67,116],"open":[47],"loop":[48],"gain,":[49],"56":[50],"<sup":[51],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[52],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">o</sup>":[53],"phase":[54],"margin,":[55],"17":[56],"MHz":[57],"unity":[58],"gain":[59],"frequency":[60],"with":[61,117],"1":[62,77],"pF":[63,78],"load":[64],"97":[66],"CMRR.":[68],"Adaptive":[69],"biasing":[70],"provides":[71],"33":[72],"V/\u03bcs":[73],"slew-rate":[74],"capacitive":[79],"load.":[80],"A":[81],"compact":[82],"reliable":[84],"(LIA)":[87],"using":[91],"the":[92,101,104],"circuit.":[94],"Post-layout":[95],"results":[96],"noisy":[98],"signals":[99],"confirm":[100],"capability":[102],"of":[103,129],"LIA":[105],"to":[106,114,122],"effectively":[107],"recover":[108],"information":[109],"from":[110],"signal-to-noise":[111],"ratios":[112],"down":[113],"-26":[115],"errors":[118],"below":[119],"4.2%":[120],"up":[121],"50":[123],"kHz":[124],"consumption":[128],"only":[130],"675":[131],"\u03bcW.":[132]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":3}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}