{"id":"https://openalex.org/W3025396893","doi":"https://doi.org/10.1109/jssc.2020.2991542","title":"A 15-Channel Orthogonal Code Chopping Instrumentation Amplifier for Area-Efficient, Low-Mismatch Bio-Signal Acquisition","display_name":"A 15-Channel Orthogonal Code Chopping Instrumentation Amplifier for Area-Efficient, Low-Mismatch Bio-Signal Acquisition","publication_year":2020,"publication_date":"2020-05-15","ids":{"openalex":"https://openalex.org/W3025396893","doi":"https://doi.org/10.1109/jssc.2020.2991542","mag":"3025396893"},"language":"en","primary_location":{"id":"doi:10.1109/jssc.2020.2991542","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jssc.2020.2991542","pdf_url":"https://ieeexplore.ieee.org/ielx7/4/9204868/09094180.pdf","source":{"id":"https://openalex.org/S83637746","display_name":"IEEE Journal of Solid-State Circuits","issn_l":"0018-9200","issn":["0018-9200","1558-173X"],"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 Journal of Solid-State Circuits","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://ieeexplore.ieee.org/ielx7/4/9204868/09094180.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5002515807","display_name":"Jeong Hoan Park","orcid":"https://orcid.org/0000-0002-8882-0091"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"Jeong Hoan Park","raw_affiliation_strings":["Department of Electrical and Computer Engineering, National University of Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002523632","display_name":"Tao Tang","orcid":"https://orcid.org/0000-0003-4474-1604"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Tao Tang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, National University of Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100647986","display_name":"Lian Zhang","orcid":"https://orcid.org/0000-0002-0425-4820"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Lian Zhang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, National University of Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009653972","display_name":"Kian Ann Ng","orcid":"https://orcid.org/0000-0002-6044-9841"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Kian Ann Ng","raw_affiliation_strings":["Department of Electrical and Computer Engineering, National University of Singapore, Singapore","N.1 Institute for Health, National University of Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"N.1 Institute for Health, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080864141","display_name":"Gil Gerald Lasam Gammad","orcid":"https://orcid.org/0000-0002-0307-6612"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Gil Gerald Lasam Gammad","raw_affiliation_strings":["N.1 Institute for Health, National University of Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"N.1 Institute for Health, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040456855","display_name":"Shih\u2010Cheng Yen","orcid":"https://orcid.org/0000-0001-7723-0072"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Shih-Cheng Yen","raw_affiliation_strings":["N.1 Institute for Health, National University of Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"N.1 Institute for Health, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5008050114","display_name":"Jerald Yoo","orcid":"https://orcid.org/0000-0002-3150-1727"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Jerald Yoo","raw_affiliation_strings":["Department of Electrical and Computer Engineering, National University of Singapore, Singapore","N.1 Institute for Health, National University of Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"N.1 Institute for Health, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5002515807"],"corresponding_institution_ids":["https://openalex.org/I165932596"],"apc_list":null,"apc_paid":null,"fwci":1.2187,"has_fulltext":true,"cited_by_count":30,"citation_normalized_percentile":{"value":0.7670315,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"55","issue":"10","first_page":"2771","last_page":"2780"},"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":0.9997000098228455,"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":0.9997000098228455,"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/T11601","display_name":"Neuroscience and Neural Engineering","score":0.998199999332428,"subfield":{"id":"https://openalex.org/subfields/2804","display_name":"Cellular and Molecular Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.9934999942779541,"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":0.6157546043395996},{"id":"https://openalex.org/keywords/demodulation","display_name":"Demodulation","score":0.5677524209022522},{"id":"https://openalex.org/keywords/instrumentation-amplifier","display_name":"Instrumentation amplifier","score":0.5300369262695312},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4873438775539398},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.46820810437202454},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.4681950509548187},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4504639804363251},{"id":"https://openalex.org/keywords/application-specific-integrated-circuit","display_name":"Application-specific integrated circuit","score":0.43862292170524597},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.41511672735214233},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.3075929880142212},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2481117844581604},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23150137066841125},{"id":"https://openalex.org/keywords/rf-power-amplifier","display_name":"RF power amplifier","score":0.17569252848625183}],"concepts":[{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.6157546043395996},{"id":"https://openalex.org/C195251586","wikidata":"https://www.wikidata.org/wiki/Q1185939","display_name":"Demodulation","level":3,"score":0.5677524209022522},{"id":"https://openalex.org/C89123640","wikidata":"https://www.wikidata.org/wiki/Q1523756","display_name":"Instrumentation amplifier","level":5,"score":0.5300369262695312},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4873438775539398},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.46820810437202454},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.4681950509548187},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4504639804363251},{"id":"https://openalex.org/C77390884","wikidata":"https://www.wikidata.org/wiki/Q217302","display_name":"Application-specific integrated circuit","level":2,"score":0.43862292170524597},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.41511672735214233},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.3075929880142212},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2481117844581604},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23150137066841125},{"id":"https://openalex.org/C196054291","wikidata":"https://www.wikidata.org/wiki/Q7276624","display_name":"RF power amplifier","level":4,"score":0.17569252848625183}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jssc.2020.2991542","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jssc.2020.2991542","pdf_url":"https://ieeexplore.ieee.org/ielx7/4/9204868/09094180.pdf","source":{"id":"https://openalex.org/S83637746","display_name":"IEEE Journal of Solid-State Circuits","issn_l":"0018-9200","issn":["0018-9200","1558-173X"],"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 Journal of Solid-State Circuits","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1109/jssc.2020.2991542","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jssc.2020.2991542","pdf_url":"https://ieeexplore.ieee.org/ielx7/4/9204868/09094180.pdf","source":{"id":"https://openalex.org/S83637746","display_name":"IEEE Journal of Solid-State Circuits","issn_l":"0018-9200","issn":["0018-9200","1558-173X"],"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 Journal of Solid-State Circuits","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8999999761581421}],"awards":[{"id":"https://openalex.org/G6572040327","display_name":null,"funder_award_id":"R-263-501-011-133/731","funder_id":"https://openalex.org/F4320320698","funder_display_name":"National University of Singapore"},{"id":"https://openalex.org/G7889314599","display_name":null,"funder_award_id":"A18A4b0055","funder_id":"https://openalex.org/F4320320698","funder_display_name":"National University of Singapore"}],"funders":[{"id":"https://openalex.org/F4320320698","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3025396893.pdf","grobid_xml":"https://content.openalex.org/works/W3025396893.grobid-xml"},"referenced_works_count":27,"referenced_works":["https://openalex.org/W1906184128","https://openalex.org/W1967356008","https://openalex.org/W2002190719","https://openalex.org/W2047344047","https://openalex.org/W2066140706","https://openalex.org/W2090957367","https://openalex.org/W2096517406","https://openalex.org/W2101004723","https://openalex.org/W2109472370","https://openalex.org/W2111186324","https://openalex.org/W2112611349","https://openalex.org/W2118727287","https://openalex.org/W2125223279","https://openalex.org/W2139426119","https://openalex.org/W2149284055","https://openalex.org/W2159318368","https://openalex.org/W2160997918","https://openalex.org/W2164282321","https://openalex.org/W2169682008","https://openalex.org/W2169866873","https://openalex.org/W2519298078","https://openalex.org/W2582798323","https://openalex.org/W2896681649","https://openalex.org/W2905175426","https://openalex.org/W3016053872","https://openalex.org/W6662398725","https://openalex.org/W7020797960"],"related_works":["https://openalex.org/W1996543123","https://openalex.org/W4388516297","https://openalex.org/W2010761432","https://openalex.org/W4389302182","https://openalex.org/W4229074657","https://openalex.org/W2070047532","https://openalex.org/W2146363836","https://openalex.org/W2385405232","https://openalex.org/W2159383233","https://openalex.org/W2187393096"],"abstract_inverted_index":{"This":[0],"article":[1],"presents":[2],"a":[3,29],"15-channel":[4],"orthogonal":[5],"code":[6],"chopping":[7],"instrumentation":[8,81],"amplifier":[9],"(OCCIA)":[10],"for":[11,32],"an":[12],"area-efficient":[13],"and":[14,26,56,61,105],"low":[15,41,94,106],"gain-mismatch":[16],"multi-channel":[17,80],"bio-signal":[18],"acquisition.":[19],"Orthogonal":[20],"codes":[21],"directly":[22],"modulate":[23],"each":[24],"channel":[25],"merge":[27],"into":[28],"single":[30],"signal":[31],"sharing":[33],"IA,":[34],"while":[35],"performing":[36],"dynamic":[37],"offset":[38],"compensation":[39],"with":[40,77,98],"power":[42,101],"consumption.":[43],"Digitization-before-demodulation":[44],"(DBD)":[45],"transmits":[46],"the":[47,59,66,78,85,99],"combined":[48],"modulated":[49],"data":[50],"directly,":[51],"which":[52],"alleviates":[53],"ripple":[54],"noise,":[55],"completely":[57],"removes":[58],"demodulation":[60],"TX":[62],"encoding":[63],"overhead":[64],"from":[65],"ASIC.":[67],"The":[68],"proposed":[69],"OCCIA":[70],"in":[71],"0.18-\u03bcm":[72],"1P6M":[73],"CMOS,":[74],"when":[75],"compared":[76],"recent":[79],"amplifiers":[82],"(IAs),":[83],"shows":[84],"smallest":[86],"area":[87],"(0.019":[88],"mm":[89],"<sup":[90],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[91],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>":[92],"/Ch.),":[93],"gain":[95],"mismatch":[96],"(0.43%),":[97],"lowest":[100],"consumption":[102],"(1.97":[103],"\u03bcW/Ch.)":[104],"crosstalk":[107],"(<;":[108],"-51.5":[109],"dB)":[110],"at":[111],"490-Hz":[112],"bandwidth.":[113]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":12},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}