{"id":"https://openalex.org/W2053363232","doi":"https://doi.org/10.1121/1.4788235","title":"Sensitivity change with practical use of electret condenser microphone","display_name":"Sensitivity change with practical use of electret condenser microphone","publication_year":2006,"publication_date":"2006-11-01","ids":{"openalex":"https://openalex.org/W2053363232","doi":"https://doi.org/10.1121/1.4788235","mag":"2053363232"},"language":"en","primary_location":{"id":"doi:10.1121/1.4788235","doi":"https://doi.org/10.1121/1.4788235","is_oa":false,"landing_page_url":"https://doi.org/10.1121/1.4788235","pdf_url":null,"source":{"id":"https://openalex.org/S11296630","display_name":"The Journal of the Acoustical Society of America","issn_l":"0001-4966","issn":["0001-4966","1520-8524","1520-9024"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","ccf-b","cwts-core","dongbi-b","erih-plus","jufo-3","ki-jl-1","medline","norway-2","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320226","host_organization_name":"Acoustical Society of America","host_organization_lineage":["https://openalex.org/P4310320226"],"host_organization_lineage_names":["Acoustical Society of America"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of the Acoustical Society of America","raw_type":"journal-article"},"volume":null,"type":"conference-abstract","is_traditional":false,"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/A5103930680","display_name":"Yoshinobu Yasuno","orcid":"https://orcid.org/0000-0002-4332-8060","observed_orcids":["https://orcid.org/0000-0002-4332-8060"]},"institutions":[{"id":"https://openalex.org/I1283155146","display_name":"Panasonic (Japan)","ror":"https://ror.org/011tm7n37","country_code":"JP","type":"company","lineage":["https://openalex.org/I1283155146"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yoshinobu Yasuno","raw_affiliation_strings":["Panasonic Semiconductor Device Solutions Co., Ltd. 600, Saedo-cho, Tsuzuki-ku, Yokohama, 224-8539, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Panasonic Semiconductor Device Solutions Co., Ltd. 600, Saedo-cho, Tsuzuki-ku, Yokohama, 224-8539, Japan","institution_ids":["https://openalex.org/I1283155146"]}]},{"author_position":"last","author":{"id":null,"display_name":"Kenzo Miura","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1283155146","display_name":"Panasonic (Japan)","ror":"https://ror.org/011tm7n37","country_code":"JP","type":"company","lineage":["https://openalex.org/I1283155146"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kenzo Miura","raw_affiliation_strings":["Panasonic Mobile Commun. Eng. Co., Ltd., Yokohama, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Panasonic Mobile Commun. Eng. Co., Ltd., Yokohama, Japan","institution_ids":["https://openalex.org/I1283155146"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I1283155146"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"120","issue":"5_Supplement","first_page":"3233","last_page":"3233"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T14311","display_name":"Electrical and Electromagnetic Research","score":0.6133000254631042,"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/T14311","display_name":"Electrical and Electromagnetic Research","score":0.6133000254631042,"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/T10338","display_name":"Advanced Sensor and Energy Harvesting Materials","score":0.0812000036239624,"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/T12564","display_name":"Sensor Technology and Measurement Systems","score":0.06369999796152115,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"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/electret-condenser-microphone","display_name":"electret condenser microphone","score":0.9990000128746033},{"id":"https://openalex.org/keywords/sensitivity-degradation","display_name":"sensitivity degradation","score":0.8899999856948853},{"id":"https://openalex.org/keywords/electret-stability","display_name":"electret stability","score":0.8500000238418579},{"id":"https://openalex.org/keywords/diaphragm-stiffness","display_name":"diaphragm stiffness","score":0.9549999833106995},{"id":"https://openalex.org/keywords/long-term-reliability","display_name":"long-term reliability","score":0.5339999794960022},{"id":"https://openalex.org/keywords/degradation-estimation","display_name":"degradation estimation","score":0.3240000009536743}],"concepts":[{"id":"https://openalex.org/C34455102","wikidata":"https://www.wikidata.org/wiki/Q1128459","display_name":"Electret","level":2,"score":0.9927960634231567},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.7084490060806274},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.6622892022132874},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.6524159908294678},{"id":"https://openalex.org/C2780934509","wikidata":"https://www.wikidata.org/wiki/Q571589","display_name":"Condenser (optics)","level":3,"score":0.5959891080856323},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5889807939529419},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.2052503228187561},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.18643516302108765},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17599746584892273},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14537417888641357},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.1434204876422882},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.12244004011154175},{"id":"https://openalex.org/C2982854487","wikidata":"https://www.wikidata.org/wiki/Q9128","display_name":"Light source","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1121/1.4788235","doi":"https://doi.org/10.1121/1.4788235","is_oa":false,"landing_page_url":"https://doi.org/10.1121/1.4788235","pdf_url":null,"source":{"id":"https://openalex.org/S11296630","display_name":"The Journal of the Acoustical Society of America","issn_l":"0001-4966","issn":["0001-4966","1520-8524","1520-9024"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","ccf-b","cwts-core","dongbi-b","erih-plus","jufo-3","ki-jl-1","medline","norway-2","poland-100","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320226","host_organization_name":"Acoustical Society of America","host_organization_lineage":["https://openalex.org/P4310320226"],"host_organization_lineage_names":["Acoustical Society of America"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of the Acoustical Society of America","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2086333631","https://openalex.org/W2011052419","https://openalex.org/W1633427409","https://openalex.org/W7154152518","https://openalex.org/W1987013808","https://openalex.org/W1973542494","https://openalex.org/W2084332488","https://openalex.org/W1982684504","https://openalex.org/W1482568068","https://openalex.org/W2062541084"],"abstract_inverted_index":{"Dr.":[0,3],"Sessler":[1],"and":[2,46,99,115,129,156],"West":[4],"invented":[5],"the":[6,55,59,65,71,77,87,97,122,142,145,149,167],"electret":[7,72,116,146],"condenser":[8],"microphone":[9,35],"(ECM)":[10],"in":[11,18,80,96,148],"1966.":[12],"It":[13],"has":[14,28],"since":[15],"been":[16,50],"applied":[17],"various":[19],"ways":[20],"as":[21,33],"a":[22,34,126],"sound":[23],"input":[24],"device.":[25],"The":[26,110],"ECM":[27,60,81,91,138],"become":[29],"an":[30,90,103],"important":[31],"component":[32],"for":[36,93,102,107],"communications":[37],"because":[38],"of":[39,89,112,125,134,137,144,151],"its":[40],"stable":[41],"sensitivity":[42,82,135],"frequency":[43],"characteristic.":[44],"Materials":[45],"production":[47],"methods":[48],"have":[49],"improved":[51],"continually":[52],"up":[53],"to":[54],"present.":[56],"In":[57],"particular,":[58],"reliability":[61],"is":[62,76],"based":[63],"on":[64],"electret\u2019s":[66],"stability.":[67],"For":[68],"that":[69],"reason,":[70],"surface":[73,117],"charge":[74],"decay":[75],"main":[78],"factor":[79],"degradation.":[83],"This":[84],"study":[85,153],"analyzed":[86],"changes":[88],"preserved":[92],"28":[94],"years":[95],"laboratory":[98],"actually":[100],"used":[101],"outdoor":[104],"interphone":[105],"unit":[106],"29":[108],"years.":[109],"change":[111,136],"diaphragm":[113],"stiffness":[114],"voltage":[118],"were":[119],"compared":[120],"with":[121],"evaluation":[123],"result":[124],"heat-acceleration":[127],"test":[128],"verified.":[130],"A":[131],"degradation":[132],"estimate":[133],"was":[139,169],"performed.":[140],"Regarding":[141],"life":[143],"predicted":[147],"report":[150],"former":[152],"[K.":[154],"Miura":[155],"Y.":[157],"Yasuno,":[158],"J.":[159],"Acoust.":[160],"Soc.":[161],"Jpn.":[162],"(E)":[163],"18(1),":[164],"29\u201335":[165],"(1997)],":[166],"validity":[168],"verified":[170],"using":[171],"actual":[172],"data":[173],"from":[174],"this":[175],"long-term":[176],"observation.":[177]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-09-29T14:09:16.559479","created_date":"2016-06-24T00:00:00"}
