JPWO2021044453A1 - - Google Patents

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Publication number
JPWO2021044453A1
JPWO2021044453A1 JP2021543609A JP2021543609A JPWO2021044453A1 JP WO2021044453 A1 JPWO2021044453 A1 JP WO2021044453A1 JP 2021543609 A JP2021543609 A JP 2021543609A JP 2021543609 A JP2021543609 A JP 2021543609A JP WO2021044453 A1 JPWO2021044453 A1 JP WO2021044453A1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2021543609A
Other versions
JP7331932B2 (ja
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Publication of JPWO2021044453A1 publication Critical patent/JPWO2021044453A1/ja
Application granted granted Critical
Publication of JP7331932B2 publication Critical patent/JP7331932B2/ja
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Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/08—Mouthpieces; Microphones; Attachments therefor
    • H04R1/083—Special constructions of mouthpieces
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/021—Casings; Cabinets ; Supports therefor; Mountings therein incorporating only one transducer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
    • H04R2201/405—Non-uniform arrays of transducers or a plurality of uniform arrays with different transducer spacing

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
JP2021543609A 2019-09-02 2019-09-02 マイクロホンアレー Active JP7331932B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/034324 WO2021044453A1 (ja) 2019-09-02 2019-09-02 マイクロホンアレー

Publications (2)

Publication Number Publication Date
JPWO2021044453A1 true JPWO2021044453A1 (ja) 2021-03-11
JP7331932B2 JP7331932B2 (ja) 2023-08-23

Family

ID=74852585

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021543609A Active JP7331932B2 (ja) 2019-09-02 2019-09-02 マイクロホンアレー

Country Status (3)

Country Link
US (1) US20220312095A1 (ja)
JP (1) JP7331932B2 (ja)
WO (1) WO2021044453A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7528869B2 (ja) 2021-06-04 2024-08-06 株式会社デンソー マイクロフォン装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010028162A (ja) * 2008-07-15 2010-02-04 Yamaha Corp 放収音装置
JP2010074452A (ja) * 2008-09-18 2010-04-02 Yamaha Corp 放収音装置
US9191741B1 (en) * 2009-08-05 2015-11-17 The Boeing Company Variable aperture phased array
JP2017224997A (ja) * 2016-06-15 2017-12-21 日本電信電話株式会社 変換装置、その方法、及びプログラム

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9143879B2 (en) * 2011-10-19 2015-09-22 James Keith McElveen Directional audio array apparatus and system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010028162A (ja) * 2008-07-15 2010-02-04 Yamaha Corp 放収音装置
JP2010074452A (ja) * 2008-09-18 2010-04-02 Yamaha Corp 放収音装置
US9191741B1 (en) * 2009-08-05 2015-11-17 The Boeing Company Variable aperture phased array
JP2017224997A (ja) * 2016-06-15 2017-12-21 日本電信電話株式会社 変換装置、その方法、及びプログラム

Also Published As

Publication number Publication date
JP7331932B2 (ja) 2023-08-23
US20220312095A1 (en) 2022-09-29
WO2021044453A1 (ja) 2021-03-11

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