{"id":"https://openalex.org/W2748403611","doi":"https://doi.org/10.1109/iscas.2017.8050330","title":"An ultra low-power capacitively-coupled chopper instrumentation amplifier for wheatstone-bridge readout circuits","display_name":"An ultra low-power capacitively-coupled chopper instrumentation amplifier for wheatstone-bridge readout circuits","publication_year":2017,"publication_date":"2017-05-01","ids":{"openalex":"https://openalex.org/W2748403611","doi":"https://doi.org/10.1109/iscas.2017.8050330","mag":"2748403611"},"language":"en","primary_location":{"id":"doi:10.1109/iscas.2017.8050330","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2017.8050330","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 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/A5080230479","display_name":"Moaaz Ahmed","orcid":"https://orcid.org/0000-0002-3623-9633"},"institutions":[{"id":"https://openalex.org/I177877127","display_name":"The University of Western Australia","ror":"https://ror.org/047272k79","country_code":"AU","type":"education","lineage":["https://openalex.org/I177877127"]},{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["AU","HK"],"is_corresponding":false,"raw_author_name":"Moaaz Ahmed","raw_affiliation_strings":["Dept. of ECE, Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong","School of Electrical, Electronic and Computer Engineering, University of of Western Australia, Perth"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of ECE, Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong","institution_ids":["https://openalex.org/I200769079"]},{"raw_affiliation_string":"School of Electrical, Electronic and Computer Engineering, University of of Western Australia, Perth","institution_ids":["https://openalex.org/I177877127"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014216530","display_name":"Farid Boussa\u00efd","orcid":"https://orcid.org/0000-0001-7250-7407"},"institutions":[{"id":"https://openalex.org/I177877127","display_name":"The University of Western Australia","ror":"https://ror.org/047272k79","country_code":"AU","type":"education","lineage":["https://openalex.org/I177877127"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Farid Boussaid","raw_affiliation_strings":["School of Electrical, Electronic and Computer Engineering, University of of Western Australia, Perth"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical, Electronic and Computer Engineering, University of of Western Australia, Perth","institution_ids":["https://openalex.org/I177877127"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5043012225","display_name":"Amine Bermak","orcid":"https://orcid.org/0000-0003-4984-6093"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]},{"id":"https://openalex.org/I4210144839","display_name":"Hamad bin Khalifa University","ror":"https://ror.org/03eyq4y97","country_code":"QA","type":"education","lineage":["https://openalex.org/I4210144839"]}],"countries":["HK","QA"],"is_corresponding":false,"raw_author_name":"Amine Bermak","raw_affiliation_strings":["College of Science and Engineering, Hamad Bin Khalifa University, Doha, Qatar","Dept. of ECE, Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Science and Engineering, Hamad Bin Khalifa University, Doha, Qatar","institution_ids":["https://openalex.org/I4210144839"]},{"raw_affiliation_string":"Dept. of ECE, Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong","institution_ids":["https://openalex.org/I200769079"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3822,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.59830051,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"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":0.9993000030517578,"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":0.9993000030517578,"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/T10502","display_name":"Advanced Memory and Neural Computing","score":0.9984999895095825,"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/T11472","display_name":"Analytical Chemistry and Sensors","score":0.998199999332428,"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/chopper","display_name":"Chopper","score":0.7253388166427612},{"id":"https://openalex.org/keywords/flicker-noise","display_name":"Flicker noise","score":0.7184059023857117},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.6625593900680542},{"id":"https://openalex.org/keywords/wheatstone-bridge","display_name":"Wheatstone bridge","score":0.6600833535194397},{"id":"https://openalex.org/keywords/instrumentation-amplifier","display_name":"Instrumentation amplifier","score":0.5691565871238708},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.5190080404281616},{"id":"https://openalex.org/keywords/capacitor","display_name":"Capacitor","score":0.5005221366882324},{"id":"https://openalex.org/keywords/cascode","display_name":"Cascode","score":0.45470860600471497},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.44842037558555603},{"id":"https://openalex.org/keywords/electronic-circuit","display_name":"Electronic circuit","score":0.4411775469779968},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.4368700385093689},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4352206587791443},{"id":"https://openalex.org/keywords/power-factor","display_name":"Power factor","score":0.41256552934646606},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3537381887435913},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.35316914319992065},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3406152129173279},{"id":"https://openalex.org/keywords/rf-power-amplifier","display_name":"RF power amplifier","score":0.2784704267978668},{"id":"https://openalex.org/keywords/resistor","display_name":"Resistor","score":0.2444031536579132},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.22615894675254822},{"id":"https://openalex.org/keywords/noise-figure","display_name":"Noise figure","score":0.1668214201927185}],"concepts":[{"id":"https://openalex.org/C2780191706","wikidata":"https://www.wikidata.org/wiki/Q191658","display_name":"Chopper","level":3,"score":0.7253388166427612},{"id":"https://openalex.org/C113873419","wikidata":"https://www.wikidata.org/wiki/Q1410810","display_name":"Flicker noise","level":5,"score":0.7184059023857117},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.6625593900680542},{"id":"https://openalex.org/C104713690","wikidata":"https://www.wikidata.org/wiki/Q245133","display_name":"Wheatstone bridge","level":4,"score":0.6600833535194397},{"id":"https://openalex.org/C89123640","wikidata":"https://www.wikidata.org/wiki/Q1523756","display_name":"Instrumentation amplifier","level":5,"score":0.5691565871238708},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.5190080404281616},{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.5005221366882324},{"id":"https://openalex.org/C2775946640","wikidata":"https://www.wikidata.org/wiki/Q1735017","display_name":"Cascode","level":4,"score":0.45470860600471497},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.44842037558555603},{"id":"https://openalex.org/C134146338","wikidata":"https://www.wikidata.org/wiki/Q1815901","display_name":"Electronic circuit","level":2,"score":0.4411775469779968},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.4368700385093689},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4352206587791443},{"id":"https://openalex.org/C64424096","wikidata":"https://www.wikidata.org/wiki/Q750454","display_name":"Power factor","level":3,"score":0.41256552934646606},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3537381887435913},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.35316914319992065},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3406152129173279},{"id":"https://openalex.org/C196054291","wikidata":"https://www.wikidata.org/wiki/Q7276624","display_name":"RF power amplifier","level":4,"score":0.2784704267978668},{"id":"https://openalex.org/C137488568","wikidata":"https://www.wikidata.org/wiki/Q5321","display_name":"Resistor","level":3,"score":0.2444031536579132},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.22615894675254822},{"id":"https://openalex.org/C112806910","wikidata":"https://www.wikidata.org/wiki/Q746825","display_name":"Noise figure","level":4,"score":0.1668214201927185}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/iscas.2017.8050330","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2017.8050330","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE International Symposium on Circuits and Systems (ISCAS)","raw_type":"proceedings-article"},{"id":"pmh:oai:pure.atira.dk:publications/904a6d53-e0ae-4ba7-8854-54d4e3fa0881","is_oa":false,"landing_page_url":"http://ieee-cas.org/pubs/tbiocas/submit-manuscript","pdf_url":null,"source":{"id":"https://openalex.org/S4306402523","display_name":"UWA Profiles and Research Repository (University of Western Australia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I177877127","host_organization_name":"The University of Western Australia","host_organization_lineage":["https://openalex.org/I177877127"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"Ahmed, M, Boussaid, F & Bermak, A 2017, An ultra low-power capacitively-coupled chopper instrumentation amplifier for wheatstone-bridge readout circuits. in IEEE International Symposium on Circuits and Systems : From Dreams to Innovation, ISCAS 2017 - Conference Proceedings., 8050330, IEEE, Institute of Electrical and Electronics Engineers, pp. 400-403, 50th IEEE International Symposium on Circuits and Systems, ISCAS 2017, Baltimore, United States, 28/05/17. https://doi.org/10.1109/ISCAS.2017.8050330","raw_type":"info:eu-repo/semantics/conferenceObject"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-85573","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-85573","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"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":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8600000143051147,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320334704","display_name":"Australian Research Council","ror":"https://ror.org/05mmh0f86"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1531042696","https://openalex.org/W1631024278","https://openalex.org/W2090871552","https://openalex.org/W2095569244","https://openalex.org/W2101394360","https://openalex.org/W2108560657","https://openalex.org/W2152333361","https://openalex.org/W2160145478","https://openalex.org/W2171006977","https://openalex.org/W2594466830"],"related_works":["https://openalex.org/W2115979091","https://openalex.org/W243677677","https://openalex.org/W2051383148","https://openalex.org/W2131811287","https://openalex.org/W2124840187","https://openalex.org/W1641316121","https://openalex.org/W2071224355","https://openalex.org/W2034343960","https://openalex.org/W2357176368","https://openalex.org/W2539614980"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"an":[3,40,84],"ultra-low-power":[4],"low-noise":[5],"Capacitively-coupled":[6],"Chopper":[7],"Instrumentation":[8],"Amplifier":[9],"(CCIA).":[10],"A":[11],"current-reuse":[12],"telescopic":[13],"topology":[14,24],"in":[15,25,66],"the":[16,26,55,80,94],"first":[17],"stage":[18,28],"along":[19],"with":[20,35],"a":[21],"recycling":[22],"folded-cascode":[23],"second":[27],"consumes":[29],"net":[30],"bias":[31],"current":[32],"of":[33,44,90],"26\u03bcA":[34],"enhanced":[36],"efficiency":[37],"and":[38,60,71],"achieves":[39,83],"input-referred":[41,56],"noise":[42],"power-spectral-density":[43],"12.77nV/\u221aHz.":[45],"The":[46],"proposed":[47],"CCIA":[48],"is":[49,93],"chopped":[50],"at":[51],"50kHz":[52],"to":[53],"bring":[54],"offset":[57],"around":[58,63],"6\u03bcV":[59],"flicker-noise":[61],"corner":[62],"400mHz.":[64],"Implemented":[65],"chartered":[67],"0.18\u03bcm":[68],"CMOS":[69],"process":[70],"designed":[72],"for":[73,99],"Thermoresistive":[74],"Micro":[75],"Calorimetric":[76],"Flow":[77],"(TMCF)":[78],"sensors,":[79],"reported":[81,97],"work":[82],"excellent":[85],"Noise":[86],"Efficiency":[87],"Factor":[88],"(NEF)":[89],"2.5":[91],"which":[92],"lowest":[95],"ever":[96],"NEF":[98],"such":[100],"applications.":[101]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}