{"id":"https://openalex.org/W2169704909","doi":"https://doi.org/10.1109/tbc.2009.2036952","title":"A Narrow-Angle Directional Microphone With Suppressed Rear Sensitivity","display_name":"A Narrow-Angle Directional Microphone With Suppressed Rear Sensitivity","publication_year":2010,"publication_date":"2010-01-08","ids":{"openalex":"https://openalex.org/W2169704909","doi":"https://doi.org/10.1109/tbc.2009.2036952","mag":"2169704909"},"language":"en","primary_location":{"id":"doi:10.1109/tbc.2009.2036952","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbc.2009.2036952","pdf_url":null,"source":{"id":"https://openalex.org/S100142436","display_name":"IEEE Transactions on Broadcasting","issn_l":"0018-9316","issn":["0018-9316","1557-9611"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Broadcasting","raw_type":"journal-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/A5101906519","display_name":"Takehiro Sugimoto","orcid":"https://orcid.org/0000-0003-1702-2532"},"institutions":[{"id":"https://openalex.org/I4210107548","display_name":"Japan Broadcasting Corporation (Japan)","ror":"https://ror.org/01s8tz949","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210107548"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"T. Sugimoto","raw_affiliation_strings":["Advanced Television Systems Research Division, Science & Technology Research Laboratories, NHK (Japan Broadcasting Corporation), Setagaya, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Advanced Television Systems Research Division, Science & Technology Research Laboratories, NHK (Japan Broadcasting Corporation), Setagaya, Tokyo, Japan","institution_ids":["https://openalex.org/I4210107548"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013845631","display_name":"Masakzu Iwaki","orcid":null},"institutions":[{"id":"https://openalex.org/I4210136457","display_name":"Shibuya (Japan)","ror":"https://ror.org/03t1ztz45","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210136457"]},{"id":"https://openalex.org/I4210107548","display_name":"Japan Broadcasting Corporation (Japan)","ror":"https://ror.org/01s8tz949","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210107548"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"M. Iwaki","raw_affiliation_strings":["Engineering Administration Department, NHK (Japan Broadcasting Corporation), Shibuya, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Engineering Administration Department, NHK (Japan Broadcasting Corporation), Shibuya, Tokyo, Japan","institution_ids":["https://openalex.org/I4210107548","https://openalex.org/I4210136457"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042566789","display_name":"Kenji Ono","orcid":"https://orcid.org/0000-0002-5402-6535"},"institutions":[{"id":"https://openalex.org/I4210107548","display_name":"Japan Broadcasting Corporation (Japan)","ror":"https://ror.org/01s8tz949","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210107548"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"K. Ono","raw_affiliation_strings":["Advanced Television Systems Research Division, Science & Technology Research Laboratories, NHK (Japan Broadcasting Corporation), Setagaya, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Advanced Television Systems Research Division, Science & Technology Research Laboratories, NHK (Japan Broadcasting Corporation), Setagaya, Tokyo, Japan","institution_ids":["https://openalex.org/I4210107548"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113781466","display_name":"A Ando","orcid":null},"institutions":[{"id":"https://openalex.org/I4210107548","display_name":"Japan Broadcasting Corporation (Japan)","ror":"https://ror.org/01s8tz949","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210107548"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"A. Ando","raw_affiliation_strings":["Advanced Television Systems Research Division, Science & Technology Research Laboratories, NHK (Japan Broadcasting Corporation), Setagaya, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Advanced Television Systems Research Division, Science & Technology Research Laboratories, NHK (Japan Broadcasting Corporation), Setagaya, Tokyo, Japan","institution_ids":["https://openalex.org/I4210107548"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101961420","display_name":"Tomohiko Ishii","orcid":"https://orcid.org/0000-0003-2417-0357"},"institutions":[{"id":"https://openalex.org/I4210110027","display_name":"Sanken Electric (Japan)","ror":"https://ror.org/01v07hj96","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210110027"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"T. Ishii","raw_affiliation_strings":["Sanken Microphone Company Limited, Suginami, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Sanken Microphone Company Limited, Suginami, Tokyo, Japan","institution_ids":["https://openalex.org/I4210110027"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044026776","display_name":"Keishi Imanaga","orcid":null},"institutions":[{"id":"https://openalex.org/I4210110027","display_name":"Sanken Electric (Japan)","ror":"https://ror.org/01v07hj96","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210110027"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"K. Imanaga","raw_affiliation_strings":["Sanken Microphone Company Limited, Suginami, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Sanken Microphone Company Limited, Suginami, Tokyo, Japan","institution_ids":["https://openalex.org/I4210110027"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5082737565","display_name":"Yutaka Chiba","orcid":null},"institutions":[{"id":"https://openalex.org/I4210110027","display_name":"Sanken Electric (Japan)","ror":"https://ror.org/01v07hj96","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210110027"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Y. Chiba","raw_affiliation_strings":["Sanken Microphone Company Limited, Suginami, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Sanken Microphone Company Limited, Suginami, Tokyo, Japan","institution_ids":["https://openalex.org/I4210110027"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5101906519"],"corresponding_institution_ids":["https://openalex.org/I4210107548"],"apc_list":null,"apc_paid":null,"fwci":1.6858,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.85528107,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"56","issue":"1","first_page":"92","last_page":"97"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9970999956130981,"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":0.9970999956130981,"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/T11349","display_name":"Music Technology and Sound Studies","score":0.9685999751091003,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T11008","display_name":"Aerodynamics and Acoustics in Jet Flows","score":0.9646000266075134,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/microphone","display_name":"Microphone","score":0.9165613055229187},{"id":"https://openalex.org/keywords/noise-canceling-microphone","display_name":"Noise-canceling microphone","score":0.7965441942214966},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.7635851502418518},{"id":"https://openalex.org/keywords/sensitivity","display_name":"Sensitivity (control systems)","score":0.7390530705451965},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5133420825004578},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.47252753376960754},{"id":"https://openalex.org/keywords/sound-pressure","display_name":"Sound pressure","score":0.4007798433303833},{"id":"https://openalex.org/keywords/microphone-array","display_name":"Microphone array","score":0.33602267503738403},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.32664260268211365},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2560380697250366},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.24469861388206482},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2351277768611908}],"concepts":[{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.9165613055229187},{"id":"https://openalex.org/C36922181","wikidata":"https://www.wikidata.org/wiki/Q7047650","display_name":"Noise-canceling microphone","level":5,"score":0.7965441942214966},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.7635851502418518},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.7390530705451965},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5133420825004578},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.47252753376960754},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.4007798433303833},{"id":"https://openalex.org/C2778806681","wikidata":"https://www.wikidata.org/wiki/Q907293","display_name":"Microphone array","level":4,"score":0.33602267503738403},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.32664260268211365},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2560380697250366},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.24469861388206482},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2351277768611908},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tbc.2009.2036952","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbc.2009.2036952","pdf_url":null,"source":{"id":"https://openalex.org/S100142436","display_name":"IEEE Transactions on Broadcasting","issn_l":"0018-9316","issn":["0018-9316","1557-9611"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Broadcasting","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8500000238418579,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W964561596","https://openalex.org/W1513087938","https://openalex.org/W1514092825","https://openalex.org/W1543181969","https://openalex.org/W2037550223","https://openalex.org/W2044299306","https://openalex.org/W2062218975","https://openalex.org/W2169704909","https://openalex.org/W2484206602","https://openalex.org/W4246413347","https://openalex.org/W4285719527","https://openalex.org/W6632275837","https://openalex.org/W6722357912"],"related_works":["https://openalex.org/W2769861442","https://openalex.org/W1515932869","https://openalex.org/W1654949927","https://openalex.org/W1980506188","https://openalex.org/W1879255185","https://openalex.org/W2804363668","https://openalex.org/W2963983801","https://openalex.org/W4240587264","https://openalex.org/W2011776247","https://openalex.org/W1986109998"],"abstract_inverted_index":{"A":[0],"novel":[1],"microphone":[2,24,51,102],"that":[3],"enables":[4],"rear":[5,38,54,109,142],"sensitivity":[6,39,55,110,143],"to":[7,14,62,113,125],"be":[8,90,114,126],"significantly":[9],"suppressed":[10],"has":[11],"been":[12],"developed":[13],"improve":[15],"open-air":[16],"recording":[17],"quality.":[18],"Its":[19,108],"assembly":[20],"comprises":[21],"a":[22,27,93],"line":[23,35,64],"capsule":[25],"and":[26,88,119,152],"second-order":[28],"pressure":[29],"gradient":[30],"directional":[31],"microphone.":[32],"In":[33],"conventional":[34,63],"microphones,":[36],"residual":[37],"causes":[40],"an":[41],"influx":[42],"of":[43,139,148],"unexpected":[44],"noise,":[45],"especially":[46],"at":[47],"lower":[48],"frequencies.":[49],"Our":[50],"successfully":[52],"suppresses":[53],"by":[56,92],"more":[57],"than":[58],"10":[59],"dB":[60],"compared":[61],"microphones":[65],"in":[66,73,105,130,158],"the":[67,136,140,145],"frequency":[68],"range":[69],"below":[70],"1":[71],"kHz":[72],"which":[74],"major":[75],"outdoor":[76],"noise":[77],"often":[78],"occurs.":[79],"Furthermore,":[80],"it":[81,157],"needs":[82],"no":[83],"complicated":[84],"signal":[85],"processing":[86],"circuit":[87],"can":[89],"driven":[91],"normal":[94],"48":[95],"V":[96],"phantom":[97],"power":[98],"supply.":[99],"Finally,":[100],"our":[101],"was":[103,123],"tested":[104],"on-the-spot":[106,159],"broadcasts.":[107,160],"suppression":[111],"proved":[112],"effective":[115],"for":[116,128],"practical":[117],"use,":[118],"its":[120,149],"sound":[121],"quality":[122],"found":[124],"sufficient":[127],"use":[129],"TV":[131],"programs.":[132],"This":[133],"paper":[134],"describes":[135],"fundamental":[137],"principle":[138],"microphone's":[141],"suppression,":[144],"measurement":[146],"results":[147,154],"acoustic":[150],"characteristics":[151],"field-test":[153],"obtained":[155],"with":[156]},"counts_by_year":[{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}