JPWO2020194717A1 - - Google Patents

Info

Publication number
JPWO2020194717A1
JPWO2020194717A1 JP2021508641A JP2021508641A JPWO2020194717A1 JP WO2020194717 A1 JPWO2020194717 A1 JP WO2020194717A1 JP 2021508641 A JP2021508641 A JP 2021508641A JP 2021508641 A JP2021508641 A JP 2021508641A JP WO2020194717 A1 JPWO2020194717 A1 JP WO2020194717A1
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
JP2021508641A
Other versions
JP7215567B2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPWO2020194717A1 publication Critical patent/JPWO2020194717A1/ja
Application granted granted Critical
Publication of JP7215567B2 publication Critical patent/JP7215567B2/ja
Active legal-status Critical Current
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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/04—Frequency
    • G01H3/08—Analysing frequencies present in complex vibrations, e.g. comparing harmonics present
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/51—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for comparison or discrimination
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/004—Monitoring arrangements; Testing arrangements for microphones
    • H04R29/005—Microphone arrays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • 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
    • H04R2201/401—2D or 3D arrays of transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic
    • H04R2430/23—Direction finding using a sum-delay beam-former

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Otolaryngology (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • General Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Circuit For Audible Band Transducer (AREA)
JP2021508641A 2019-03-28 2019-03-28 音響認識装置、音響認識方法、及び、プログラム Active JP7215567B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/013814 WO2020194717A1 (ja) 2019-03-28 2019-03-28 音響認識装置、音響認識方法、及び、プログラムが格納された非一時的なコンピュータ可読媒体

Publications (2)

Publication Number Publication Date
JPWO2020194717A1 true JPWO2020194717A1 (ja) 2020-10-01
JP7215567B2 JP7215567B2 (ja) 2023-01-31

Family

ID=72611285

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021508641A Active JP7215567B2 (ja) 2019-03-28 2019-03-28 音響認識装置、音響認識方法、及び、プログラム

Country Status (3)

Country Link
US (1) US11838731B2 (ja)
JP (1) JP7215567B2 (ja)
WO (1) WO2020194717A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112233146B (zh) * 2020-11-04 2024-02-23 Oppo广东移动通信有限公司 位置推荐方法及装置、计算机可读存储介质和电子设备

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003111183A (ja) * 2001-09-27 2003-04-11 Chubu Electric Power Co Inc 音源探査システム
JP2015050610A (ja) * 2013-08-30 2015-03-16 本田技研工業株式会社 音響処理装置、音響処理方法、及び音響処理プログラム
JP2015056676A (ja) * 2013-09-10 2015-03-23 株式会社リコー 音響処理装置及びプログラム
JP2015226104A (ja) * 2014-05-26 2015-12-14 キヤノン株式会社 音源分離装置および音源分離方法
JP2016109971A (ja) * 2014-12-09 2016-06-20 キヤノン株式会社 信号処理装置および信号処理装置の制御方法
JP2018042041A (ja) * 2016-09-05 2018-03-15 日本電気株式会社 端末装置、その制御方法および制御プログラム
JP2019029754A (ja) * 2017-07-27 2019-02-21 日本電信電話株式会社 情景認識装置、方法、及びプログラム

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2001251213A1 (en) * 2000-03-31 2001-10-15 Clarity, L.L.C. Method and apparatus for voice signal extraction
JP4722347B2 (ja) 2000-10-02 2011-07-13 中部電力株式会社 音源探査システム
US20050271221A1 (en) * 2004-05-05 2005-12-08 Southwest Research Institute Airborne collection of acoustic data using an unmanned aerial vehicle
JP4247195B2 (ja) 2005-03-23 2009-04-02 株式会社東芝 音響信号処理装置、音響信号処理方法、音響信号処理プログラム、及び音響信号処理プログラムを記録した記録媒体
US10375472B2 (en) * 2015-07-02 2019-08-06 Dolby Laboratories Licensing Corporation Determining azimuth and elevation angles from stereo recordings
HK1255002A1 (zh) * 2015-07-02 2019-08-02 杜比實驗室特許公司 根據立體聲記錄確定方位角和俯仰角
JP6859235B2 (ja) * 2017-09-07 2021-04-14 本田技研工業株式会社 音響処理装置、音響処理方法及びプログラム

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003111183A (ja) * 2001-09-27 2003-04-11 Chubu Electric Power Co Inc 音源探査システム
JP2015050610A (ja) * 2013-08-30 2015-03-16 本田技研工業株式会社 音響処理装置、音響処理方法、及び音響処理プログラム
JP2015056676A (ja) * 2013-09-10 2015-03-23 株式会社リコー 音響処理装置及びプログラム
JP2015226104A (ja) * 2014-05-26 2015-12-14 キヤノン株式会社 音源分離装置および音源分離方法
JP2016109971A (ja) * 2014-12-09 2016-06-20 キヤノン株式会社 信号処理装置および信号処理装置の制御方法
JP2018042041A (ja) * 2016-09-05 2018-03-15 日本電気株式会社 端末装置、その制御方法および制御プログラム
JP2019029754A (ja) * 2017-07-27 2019-02-21 日本電信電話株式会社 情景認識装置、方法、及びプログラム

Also Published As

Publication number Publication date
US20220150622A1 (en) 2022-05-12
US11838731B2 (en) 2023-12-05
JP7215567B2 (ja) 2023-01-31
WO2020194717A1 (ja) 2020-10-01

Similar Documents

Publication Publication Date Title
BR112019017762A2 (ja)
BR112021017339A2 (ja)
BR112021013854A2 (ja)
BR112021017939A2 (ja)
BR112021017892A2 (ja)
BR112019016141A2 (ja)
AU2020104490A4 (ja)
BR112021017738A2 (ja)
BR112021017782A2 (ja)
BR112019016142A2 (ja)
BR112019016138A2 (ja)
BR112021018168A2 (ja)
BR112021017728A2 (ja)
BR112021008711A2 (ja)
BR112021017234A2 (ja)
BR112021017355A2 (ja)
BR112021017703A2 (ja)
BR112021018102A2 (ja)
BR112021017173A2 (ja)
BR112021017083A2 (ja)
BR112021012348A2 (ja)
BR112021018084A2 (ja)
BR112021018093A2 (ja)
BR112021013944A2 (ja)
BR112021013128A2 (ja)

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20210917

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20210917

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20220719

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220915

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20221220

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20230102

R151 Written notification of patent or utility model registration

Ref document number: 7215567

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151