{"id":"https://openalex.org/W4411725583","doi":"https://doi.org/10.1109/iscas56072.2025.11043268","title":"Enhancing SNR in the Audio Band through Cross-Coupled Source Follower for Piezoelectric Microphones","display_name":"Enhancing SNR in the Audio Band through Cross-Coupled Source Follower for Piezoelectric Microphones","publication_year":2025,"publication_date":"2025-05-25","ids":{"openalex":"https://openalex.org/W4411725583","doi":"https://doi.org/10.1109/iscas56072.2025.11043268"},"language":"en","primary_location":{"id":"doi:10.1109/iscas56072.2025.11043268","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas56072.2025.11043268","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 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/A5118664073","display_name":"Marco Schewa","orcid":null},"institutions":[{"id":"https://openalex.org/I62916508","display_name":"Technical University of Munich","ror":"https://ror.org/02kkvpp62","country_code":"DE","type":"education","lineage":["https://openalex.org/I62916508"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Marco Schewa","raw_affiliation_strings":["Technische Universit&#x00E4;t M&#x00FC;nchen,Munich,Germany"],"affiliations":[{"raw_affiliation_string":"Technische Universit&#x00E4;t M&#x00FC;nchen,Munich,Germany","institution_ids":["https://openalex.org/I62916508"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031520400","display_name":"Richard Gaggl","orcid":"https://orcid.org/0009-0003-9365-1143"},"institutions":[{"id":"https://openalex.org/I4210131793","display_name":"Infineon Technologies (Austria)","ror":"https://ror.org/03msng824","country_code":"AT","type":"company","lineage":["https://openalex.org/I137594350","https://openalex.org/I4210131793"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Richard Gaggl","raw_affiliation_strings":["Infineon Technologies AG,Villach,Austria"],"affiliations":[{"raw_affiliation_string":"Infineon Technologies AG,Villach,Austria","institution_ids":["https://openalex.org/I4210131793"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113678808","display_name":"Bjoern Eversmann","orcid":null},"institutions":[{"id":"https://openalex.org/I137594350","display_name":"Infineon Technologies (Germany)","ror":"https://ror.org/005kw6t15","country_code":"DE","type":"company","lineage":["https://openalex.org/I137594350"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Bjoern Eversmann","raw_affiliation_strings":["Infineon Technologies AG,Neubiberg,Germany"],"affiliations":[{"raw_affiliation_string":"Infineon Technologies AG,Neubiberg,Germany","institution_ids":["https://openalex.org/I137594350"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034667043","display_name":"Christian Bretthauer","orcid":"https://orcid.org/0000-0003-2097-3953"},"institutions":[{"id":"https://openalex.org/I137594350","display_name":"Infineon Technologies (Germany)","ror":"https://ror.org/005kw6t15","country_code":"DE","type":"company","lineage":["https://openalex.org/I137594350"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Christian Bretthauer","raw_affiliation_strings":["Infineon Technologies AG,Neubiberg,Germany"],"affiliations":[{"raw_affiliation_string":"Infineon Technologies AG,Neubiberg,Germany","institution_ids":["https://openalex.org/I137594350"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5116057707","display_name":"Henning Ahrens","orcid":null},"institutions":[{"id":"https://openalex.org/I62916508","display_name":"Technical University of Munich","ror":"https://ror.org/02kkvpp62","country_code":"DE","type":"education","lineage":["https://openalex.org/I62916508"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Henning Ahrens","raw_affiliation_strings":["Technische Universit&#x00E4;t M&#x00FC;nchen,Munich,Germany"],"affiliations":[{"raw_affiliation_string":"Technische Universit&#x00E4;t M&#x00FC;nchen,Munich,Germany","institution_ids":["https://openalex.org/I62916508"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072312450","display_name":"Ralf Brederlow","orcid":"https://orcid.org/0000-0002-8118-757X"},"institutions":[{"id":"https://openalex.org/I62916508","display_name":"Technical University of Munich","ror":"https://ror.org/02kkvpp62","country_code":"DE","type":"education","lineage":["https://openalex.org/I62916508"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Ralf Brederlow","raw_affiliation_strings":["Technische Universit&#x00E4;t M&#x00FC;nchen,Munich,Germany"],"affiliations":[{"raw_affiliation_string":"Technische Universit&#x00E4;t M&#x00FC;nchen,Munich,Germany","institution_ids":["https://openalex.org/I62916508"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5118664073"],"corresponding_institution_ids":["https://openalex.org/I62916508"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.21762525,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"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/T10860","display_name":"Speech and Audio Processing","score":0.9876999855041504,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9876999855041504,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9243999719619751,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/acoustics","display_name":"Acoustics","score":0.5931817293167114},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5163177847862244},{"id":"https://openalex.org/keywords/piezoelectricity","display_name":"Piezoelectricity","score":0.47962650656700134},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2563261389732361}],"concepts":[{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.5931817293167114},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5163177847862244},{"id":"https://openalex.org/C100082104","wikidata":"https://www.wikidata.org/wiki/Q183759","display_name":"Piezoelectricity","level":2,"score":0.47962650656700134},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2563261389732361}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas56072.2025.11043268","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas56072.2025.11043268","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE International Symposium on Circuits and Systems (ISCAS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7200000286102295,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2802465628","https://openalex.org/W4206567354","https://openalex.org/W4285037225","https://openalex.org/W4308982096","https://openalex.org/W4376134009","https://openalex.org/W4385080072","https://openalex.org/W4385080157","https://openalex.org/W6778533911","https://openalex.org/W6983772149"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W120386264","https://openalex.org/W2369514825","https://openalex.org/W4309764133","https://openalex.org/W2031123327","https://openalex.org/W2390279801","https://openalex.org/W4389328717","https://openalex.org/W4391913857"],"abstract_inverted_index":{"A":[0,40],"capacitive":[1],"cross-coupled":[2],"common":[3],"drain":[4],"amplifier":[5],"for":[6,44],"audio":[7],"applications":[8],"is":[9,42,53],"presented":[10],"with":[11],"65.5":[12],"dBA":[13],"SNR,":[14],"425":[15],"\u00b5W":[16],"power":[17],"consumption":[18],"and":[19],"an":[20],"output":[21,35],"sensitivity":[22],"at":[23],"1":[24],"Pa":[25],"pressure":[26],"of":[27],"-39":[28],"dBV.":[29,39],"Capacitive":[30],"cross-coupling":[31],"can":[32],"reduce":[33],"the":[34,48],"voltage":[36],"to":[37],"-43":[38],"CMFB":[41],"used":[43,52],"DC":[45],"bias":[46],"over":[47],"microphone.":[49,58],"The":[50],"sensor":[51],"a":[54],"stage-based":[55],"piezoelectric":[56],"MEMS":[57]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
