{"id":"https://openalex.org/W4385080072","doi":"https://doi.org/10.1109/iscas46773.2023.10181576","title":"A Low Noise Analog Frontend with Wide Temperature and Supply Ranges for Capacitive MEMS Microphones","display_name":"A Low Noise Analog Frontend with Wide Temperature and Supply Ranges for Capacitive MEMS Microphones","publication_year":2023,"publication_date":"2023-05-21","ids":{"openalex":"https://openalex.org/W4385080072","doi":"https://doi.org/10.1109/iscas46773.2023.10181576"},"language":"en","primary_location":{"id":"doi:10.1109/iscas46773.2023.10181576","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas46773.2023.10181576","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 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/A5111012688","display_name":"Guoao Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Guoao Liu","raw_affiliation_strings":["School of Integrated Circuit Science and Engineering, Beihang University,China","School of Integrated Circuit Science and Engineering, Beihang University, China"],"affiliations":[{"raw_affiliation_string":"School of Integrated Circuit Science and Engineering, Beihang University,China","institution_ids":["https://openalex.org/I82880672"]},{"raw_affiliation_string":"School of Integrated Circuit Science and Engineering, Beihang University, China","institution_ids":["https://openalex.org/I82880672"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101698140","display_name":"Yuanqi Hu","orcid":"https://orcid.org/0000-0001-9179-6603"},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuanqi Hu","raw_affiliation_strings":["School of Integrated Circuit Science and Engineering, Beihang University,China","School of Integrated Circuit Science and Engineering, Beihang University, China"],"affiliations":[{"raw_affiliation_string":"School of Integrated Circuit Science and Engineering, Beihang University,China","institution_ids":["https://openalex.org/I82880672"]},{"raw_affiliation_string":"School of Integrated Circuit Science and Engineering, Beihang University, China","institution_ids":["https://openalex.org/I82880672"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5111012688"],"corresponding_institution_ids":["https://openalex.org/I82880672"],"apc_list":null,"apc_paid":null,"fwci":0.2674,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.52968817,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":96},"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/T10369","display_name":"Advanced MEMS and NEMS Technologies","score":1.0,"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/T10369","display_name":"Advanced MEMS and NEMS Technologies","score":1.0,"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":0.9994999766349792,"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/T11449","display_name":"Mechanical and Optical Resonators","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/capacitive-sensing","display_name":"Capacitive sensing","score":0.6613675355911255},{"id":"https://openalex.org/keywords/chopper","display_name":"Chopper","score":0.5820428729057312},{"id":"https://openalex.org/keywords/microphone","display_name":"Microphone","score":0.5532985925674438},{"id":"https://openalex.org/keywords/biasing","display_name":"Biasing","score":0.5274933576583862},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5226240754127502},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5117966532707214},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.5059124827384949},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.48467257618904114},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.47617214918136597},{"id":"https://openalex.org/keywords/dynamic-range","display_name":"Dynamic range","score":0.43923261761665344},{"id":"https://openalex.org/keywords/capacitor","display_name":"Capacitor","score":0.4180854260921478},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.407734751701355},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.4024565815925598},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.34872809052467346}],"concepts":[{"id":"https://openalex.org/C206755178","wikidata":"https://www.wikidata.org/wiki/Q1131271","display_name":"Capacitive sensing","level":2,"score":0.6613675355911255},{"id":"https://openalex.org/C2780191706","wikidata":"https://www.wikidata.org/wiki/Q191658","display_name":"Chopper","level":3,"score":0.5820428729057312},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.5532985925674438},{"id":"https://openalex.org/C20254490","wikidata":"https://www.wikidata.org/wiki/Q719550","display_name":"Biasing","level":3,"score":0.5274933576583862},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5226240754127502},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5117966532707214},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.5059124827384949},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.48467257618904114},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.47617214918136597},{"id":"https://openalex.org/C87133666","wikidata":"https://www.wikidata.org/wiki/Q1161699","display_name":"Dynamic range","level":2,"score":0.43923261761665344},{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.4180854260921478},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.407734751701355},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.4024565815925598},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.34872809052467346},{"id":"https://openalex.org/C157138929","wikidata":"https://www.wikidata.org/wiki/Q570","display_name":"Loudspeaker","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/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas46773.2023.10181576","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas46773.2023.10181576","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE International Symposium on Circuits and Systems (ISCAS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.8999999761581421,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1978192672","https://openalex.org/W2016305909","https://openalex.org/W2136596909","https://openalex.org/W2498970880","https://openalex.org/W2802465628","https://openalex.org/W2914414437","https://openalex.org/W2985888835","https://openalex.org/W2990319147","https://openalex.org/W3081773914","https://openalex.org/W4285288217","https://openalex.org/W6759371130"],"related_works":["https://openalex.org/W2376014514","https://openalex.org/W2391645806","https://openalex.org/W2387338363","https://openalex.org/W20937862","https://openalex.org/W2181931672","https://openalex.org/W2080606327","https://openalex.org/W2900802911","https://openalex.org/W1491775903","https://openalex.org/W2381245667","https://openalex.org/W2158767102"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"a":[3,38,46,50,108],"front-end":[4],"interface":[5],"for":[6,15],"capacitive":[7],"MEMS":[8],"microphone":[9],"has":[10,75],"been":[11,72,76],"designed":[12],"and":[13,31,45,57,67,81,100],"optimised":[14],"all":[16],"PVT":[17],"corners,":[18],"which":[19,121],"are":[20],"1.6V":[21],"to":[22,27],"3.6V":[23],"supply":[24],"voltages,":[25],"\u221240\u00b0C":[26],"125\u00b0C":[28],"temperature":[29],"range":[30],"comprehensive":[32],"process":[33,92],"variation.":[34],"It":[35],"consists":[36],"of":[37,119],"source":[39],"follower":[40],"as":[41,49],"the":[42,55,61,82,113,117,125],"input":[43,99],"buffer":[44],"chopper-stabilized":[47],"amplifier":[48],"calibration":[51],"stage.":[52],"To":[53],"handle":[54],"low-noise":[56],"high-dynamic-range":[58],"requirements":[59],"at":[60,104],"same":[62],"time,":[63],"temperature-dependent":[64],"current":[65],"biasing":[66],"common-mode":[68],"splitting":[69],"techniques":[70],"have":[71],"adopted.":[73],"Verification":[74],"done":[77],"via":[78],"post-layout":[79],"simulations,":[80],"proposed":[83,114],"frontend":[84],"implemented":[85],"in":[86],"<tex":[87],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[88],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$\\mathbf{0}.\\mathbf{18}-\\mu":[89],"\\mathbf{m}$</tex>":[90],"CMOS":[91],"achieves":[93],"68.9dB":[94],"SNR":[95],"with":[96,107],"94":[97],"dBSPL":[98,102],"124":[101],"AOP":[103],"worst":[105],"scenarios":[106],"typical":[109],"\u221238dBV/Pa":[110],"microphone.":[111],"Besides,":[112],"system":[115],"eliminates":[116],"necessity":[118],"LDO,":[120],"could":[122],"further":[123],"lower":[124],"power":[126],"consumption.":[127]},"counts_by_year":[{"year":2025,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
