{"id":"https://openalex.org/W4365131185","doi":"https://doi.org/10.1109/apccas55924.2022.10090394","title":"A Low-Noise Neural Signal Amplifier Achieving 1.6 NEF and 2.56 PEF for Brain-Machine Interface","display_name":"A Low-Noise Neural Signal Amplifier Achieving 1.6 NEF and 2.56 PEF for Brain-Machine Interface","publication_year":2022,"publication_date":"2022-11-11","ids":{"openalex":"https://openalex.org/W4365131185","doi":"https://doi.org/10.1109/apccas55924.2022.10090394"},"language":"en","primary_location":{"id":"doi:10.1109/apccas55924.2022.10090394","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/apccas55924.2022.10090394","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE Asia Pacific Conference on Circuits and Systems (APCCAS)","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/A5047584873","display_name":"Weijian Chen","orcid":"https://orcid.org/0000-0001-8394-2391"},"institutions":[{"id":"https://openalex.org/I37796252","display_name":"Beijing University of Technology","ror":"https://ror.org/037b1pp87","country_code":"CN","type":"education","lineage":["https://openalex.org/I37796252"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weijian Chen","raw_affiliation_strings":["College of Microelectronics, University of Technology,Faculty of Information Beijing,Beijing,China","Faculty of Information Beijing, College of Microelectronics, University of Technology, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Microelectronics, University of Technology,Faculty of Information Beijing,Beijing,China","institution_ids":[]},{"raw_affiliation_string":"Faculty of Information Beijing, College of Microelectronics, University of Technology, Beijing, China","institution_ids":["https://openalex.org/I37796252"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100331759","display_name":"Xu Liu","orcid":"https://orcid.org/0009-0006-9326-0195"},"institutions":[{"id":"https://openalex.org/I37796252","display_name":"Beijing University of Technology","ror":"https://ror.org/037b1pp87","country_code":"CN","type":"education","lineage":["https://openalex.org/I37796252"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xu Liu","raw_affiliation_strings":["College of Microelectronics, University of Technology,Faculty of Information Beijing,Beijing,China","Faculty of Information Beijing, College of Microelectronics, University of Technology, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Microelectronics, University of Technology,Faculty of Information Beijing,Beijing,China","institution_ids":[]},{"raw_affiliation_string":"Faculty of Information Beijing, College of Microelectronics, University of Technology, Beijing, China","institution_ids":["https://openalex.org/I37796252"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052611018","display_name":"Weisong Liang","orcid":"https://orcid.org/0009-0008-4480-4218"},"institutions":[{"id":"https://openalex.org/I36258959","display_name":"University of California San Diego","ror":"https://ror.org/0168r3w48","country_code":"US","type":"education","lineage":["https://openalex.org/I36258959"]},{"id":"https://openalex.org/I37796252","display_name":"Beijing University of Technology","ror":"https://ror.org/037b1pp87","country_code":"CN","type":"education","lineage":["https://openalex.org/I37796252"]}],"countries":["CN","US"],"is_corresponding":false,"raw_author_name":"Weisong Liang","raw_affiliation_strings":["College of Microelectronics, University of Technology,Faculty of Information Beijing,Beijing,China","Faculty of Information Beijing, College of Microelectronics, University of Technology, Beijing, China","Department of Electrical and Computer Engineering, University of California, San Diego La Jolla, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Microelectronics, University of Technology,Faculty of Information Beijing,Beijing,China","institution_ids":[]},{"raw_affiliation_string":"Faculty of Information Beijing, College of Microelectronics, University of Technology, Beijing, China","institution_ids":["https://openalex.org/I37796252"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California, San Diego La Jolla, CA, USA","institution_ids":["https://openalex.org/I36258959"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100689077","display_name":"Zeyu Lu","orcid":"https://orcid.org/0009-0006-4101-2210"},"institutions":[{"id":"https://openalex.org/I37796252","display_name":"Beijing University of Technology","ror":"https://ror.org/037b1pp87","country_code":"CN","type":"education","lineage":["https://openalex.org/I37796252"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zeyu Lu","raw_affiliation_strings":["College of Microelectronics, University of Technology,Faculty of Information Beijing,Beijing,China","Faculty of Information Beijing, College of Microelectronics, University of Technology, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Microelectronics, University of Technology,Faculty of Information Beijing,Beijing,China","institution_ids":[]},{"raw_affiliation_string":"Faculty of Information Beijing, College of Microelectronics, University of Technology, Beijing, China","institution_ids":["https://openalex.org/I37796252"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046722826","display_name":"Peiyuan Wan","orcid":"https://orcid.org/0000-0003-4875-6432"},"institutions":[{"id":"https://openalex.org/I37796252","display_name":"Beijing University of Technology","ror":"https://ror.org/037b1pp87","country_code":"CN","type":"education","lineage":["https://openalex.org/I37796252"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Peiyuan Wan","raw_affiliation_strings":["College of Microelectronics, University of Technology,Faculty of Information Beijing,Beijing,China","Faculty of Information Beijing, College of Microelectronics, University of Technology, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Microelectronics, University of Technology,Faculty of Information Beijing,Beijing,China","institution_ids":[]},{"raw_affiliation_string":"Faculty of Information Beijing, College of Microelectronics, University of Technology, Beijing, China","institution_ids":["https://openalex.org/I37796252"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100750879","display_name":"Zhijie Chen","orcid":"https://orcid.org/0000-0003-3988-6446"},"institutions":[{"id":"https://openalex.org/I37796252","display_name":"Beijing University of Technology","ror":"https://ror.org/037b1pp87","country_code":"CN","type":"education","lineage":["https://openalex.org/I37796252"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhijie Chen","raw_affiliation_strings":["College of Microelectronics, University of Technology,Faculty of Information Beijing,Beijing,China","Faculty of Information Beijing, College of Microelectronics, University of Technology, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Microelectronics, University of Technology,Faculty of Information Beijing,Beijing,China","institution_ids":[]},{"raw_affiliation_string":"Faculty of Information Beijing, College of Microelectronics, University of Technology, Beijing, China","institution_ids":["https://openalex.org/I37796252"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"144","last_page":"148"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive 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/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.9994999766349792,"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":0.9991999864578247,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.6378887891769409},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.5084425806999207},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.472909539937973},{"id":"https://openalex.org/keywords/interface","display_name":"Interface (matter)","score":0.46337997913360596},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4598795473575592},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.42773866653442383},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.4160100817680359},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.39807209372520447},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3219063878059387},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2811194956302643},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2774580717086792},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.23418989777565002},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.07733684778213501}],"concepts":[{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.6378887891769409},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.5084425806999207},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.472909539937973},{"id":"https://openalex.org/C113843644","wikidata":"https://www.wikidata.org/wiki/Q901882","display_name":"Interface (matter)","level":4,"score":0.46337997913360596},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4598795473575592},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.42773866653442383},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.4160100817680359},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.39807209372520447},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3219063878059387},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2811194956302643},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2774580717086792},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.23418989777565002},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.07733684778213501},{"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/C157915830","wikidata":"https://www.wikidata.org/wiki/Q2928001","display_name":"Bubble","level":2,"score":0.0},{"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/C129307140","wikidata":"https://www.wikidata.org/wiki/Q6795880","display_name":"Maximum bubble pressure method","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/apccas55924.2022.10090394","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/apccas55924.2022.10090394","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE Asia Pacific Conference on Circuits and Systems (APCCAS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.6399999856948853,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1981625867","https://openalex.org/W1986268159","https://openalex.org/W2038894262","https://openalex.org/W2114272401","https://openalex.org/W2152963787","https://openalex.org/W2171006977","https://openalex.org/W2397671233","https://openalex.org/W2735088762","https://openalex.org/W2793539926","https://openalex.org/W2804630818","https://openalex.org/W2997045467","https://openalex.org/W3104252004","https://openalex.org/W3131276790","https://openalex.org/W4281255776","https://openalex.org/W6645424087"],"related_works":["https://openalex.org/W3014521742","https://openalex.org/W2617868873","https://openalex.org/W3204141294","https://openalex.org/W4306968100","https://openalex.org/W2562383580","https://openalex.org/W2169415604","https://openalex.org/W2171986175","https://openalex.org/W2464627195","https://openalex.org/W2089791793","https://openalex.org/W1491218245"],"abstract_inverted_index":{"This":[0,80,116],"paper":[1],"presents":[2],"a":[3,23,42,85,92],"low-power":[4],"and":[5,13,38,97,104,128],"low-noise":[6],"front-end":[7],"amplifier":[8],"(FEA)":[9],"dedicated":[10],"to":[11,33,108],"recording":[12],"preprocessing":[14],"biomedical":[15],"signals":[16],"for":[17],"brain-machine":[18],"interface.":[19],"The":[20],"FEA":[21,55,70,82,117],"employs":[22],"current-reused":[24,81],"architecture":[25],"which":[26],"adopts":[27],"an":[28,59,109],"inverter-based":[29],"differential":[30],"input":[31],"stage":[32],"achieve":[34],"considerable":[35],"<tex>$g_{m}/I$</tex>":[36],"efficiency":[37,94,99],"low":[39,77],"noise.":[40],"With":[41],"carefully":[43],"designed":[44],"common-mode":[45,50],"feedback":[46],"circuit,":[47],"the":[48,53,73,129],"output":[49],"voltage":[51],"of":[52,62,102,112],"fully-differential":[54],"is":[56,132],"stabilized":[57],"within":[58],"acceptable":[60],"margin":[61],"error":[63],"about":[64],"1":[65,125],"mV.":[66],"All":[67],"transistors":[68],"in":[69,72,84],"operate":[71],"sub-threshold":[74],"region,":[75],"realizing":[76],"power":[78,98],"consumption.":[79],"implemented":[83],"CMOS":[86],"0.18-":[87],"<tex>$\\mu":[88,114,121],"\\mathbf{m}$</tex>":[89],"technology":[90],"provides":[91],"noise":[93,111],"factor":[95,100],"(NEF)":[96],"(PEF)":[101],"1.6":[103],"2.56,":[105],"respectively,":[106],"corresponding":[107],"input-referred":[110],"2.37":[113],"\\boldsymbol{V}_{rms}$</tex>.":[115],"consumes":[118],"only":[119],"2":[120],"\\mathbf{A}$</tex>":[122],"current":[123],"from":[124],"V":[126],"supply":[127],"active":[130],"area":[131],"<tex>$0.2":[133],"\\":[134],"\\mathbf{mm}":[135],"\\times":[136],"0.2$</tex>":[137],"mm.":[138]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-07-27T08:26:11.824852","created_date":"2025-10-10T00:00:00"}
