JP5493611B2 - 情報処理装置、情報処理方法およびプログラム - Google Patents

情報処理装置、情報処理方法およびプログラム Download PDF

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Publication number
JP5493611B2
JP5493611B2 JP2009207985A JP2009207985A JP5493611B2 JP 5493611 B2 JP5493611 B2 JP 5493611B2 JP 2009207985 A JP2009207985 A JP 2009207985A JP 2009207985 A JP2009207985 A JP 2009207985A JP 5493611 B2 JP5493611 B2 JP 5493611B2
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Japan
Prior art keywords
sound
audio signal
processing
information processing
unit
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Expired - Fee Related
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JP2009207985A
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English (en)
Japanese (ja)
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JP2011061422A5 (enExample
JP2011061422A (ja
Inventor
秀一 千原
怡君 劉
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Sony Corp
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Sony Corp
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Publication date
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP2009207985A priority Critical patent/JP5493611B2/ja
Priority to CN 201010271379 priority patent/CN102024457B/zh
Priority to US12/875,761 priority patent/US8848941B2/en
Publication of JP2011061422A publication Critical patent/JP2011061422A/ja
Publication of JP2011061422A5 publication Critical patent/JP2011061422A5/ja
Application granted granted Critical
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    • 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
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
    • G10L2021/02166—Microphone arrays; Beamforming
    • 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
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1083—Reduction of ambient noise
    • 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
    • H04R2420/00—Details of connection covered by H04R, not provided for in its groups
    • H04R2420/07—Applications of wireless loudspeakers or wireless microphones
    • 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
    • H04R2430/01—Aspects of volume control, not necessarily automatic, in sound systems
    • 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
    • H04R2430/03—Synergistic effects of band splitting and sub-band processing
    • 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
    • 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
    • H04R2430/25—Array processing for suppression of unwanted side-lobes in directivity characteristics, e.g. a blocking matrix
    • 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
    • H04R29/008—Visual indication of individual signal levels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/033—Headphones for stereophonic communication

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
JP2009207985A 2009-09-09 2009-09-09 情報処理装置、情報処理方法およびプログラム Expired - Fee Related JP5493611B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009207985A JP5493611B2 (ja) 2009-09-09 2009-09-09 情報処理装置、情報処理方法およびプログラム
CN 201010271379 CN102024457B (zh) 2009-09-09 2010-09-01 信息处理设备和信息处理方法
US12/875,761 US8848941B2 (en) 2009-09-09 2010-09-03 Information processing apparatus, information processing method, and program

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009207985A JP5493611B2 (ja) 2009-09-09 2009-09-09 情報処理装置、情報処理方法およびプログラム

Publications (3)

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JP2011061422A JP2011061422A (ja) 2011-03-24
JP2011061422A5 JP2011061422A5 (enExample) 2012-10-11
JP5493611B2 true JP5493611B2 (ja) 2014-05-14

Family

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Country Link
US (1) US8848941B2 (enExample)
JP (1) JP5493611B2 (enExample)
CN (1) CN102024457B (enExample)

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JP2013025757A (ja) * 2011-07-26 2013-02-04 Sony Corp 入力装置、信号処理方法、プログラム、および記録媒体
CN104412616B (zh) * 2012-04-27 2018-01-16 索尼移动通讯有限公司 基于麦克风阵列中的声音的相关性的噪声抑制
JP6096437B2 (ja) * 2012-08-27 2017-03-15 株式会社ザクティ 音声処理装置
JP6003510B2 (ja) * 2012-10-11 2016-10-05 富士ゼロックス株式会社 音声解析装置、音声解析システムおよびプログラム
US9232310B2 (en) * 2012-10-15 2016-01-05 Nokia Technologies Oy Methods, apparatuses and computer program products for facilitating directional audio capture with multiple microphones
WO2015121978A1 (ja) * 2014-02-14 2015-08-20 共栄エンジニアリング株式会社 放収音装置
US9706299B2 (en) * 2014-03-13 2017-07-11 GM Global Technology Operations LLC Processing of audio received at a plurality of microphones within a vehicle
US9530426B1 (en) * 2015-06-24 2016-12-27 Microsoft Technology Licensing, Llc Filtering sounds for conferencing applications
US11067661B2 (en) 2015-11-17 2021-07-20 Sony Corporation Information processing device and information processing method
JP6197930B2 (ja) * 2016-09-14 2017-09-20 ソニー株式会社 耳孔装着型収音装置、信号処理装置、収音方法
JPWO2019163538A1 (ja) 2018-02-23 2021-03-04 ソニー株式会社 イヤホン、イヤホンシステム、及びイヤホンシステムにおける方法
US10728656B1 (en) * 2019-01-07 2020-07-28 Kikago Limited Audio device and audio processing method
US11395065B2 (en) 2019-01-07 2022-07-19 Kikago Limited Audio device, audio system, and audio processing method
CN110383378B (zh) * 2019-06-14 2023-05-19 深圳市汇顶科技股份有限公司 差分波束形成方法及模块、信号处理方法及装置、芯片
CN112786042B (zh) * 2020-12-28 2024-05-31 阿波罗智联(北京)科技有限公司 车载语音设备的调整方法、装置、设备及存储介质
JP2023047178A (ja) * 2021-09-24 2023-04-05 富士フイルムビジネスイノベーション株式会社 情報処理装置及び情報処理プログラム

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Also Published As

Publication number Publication date
US20110075858A1 (en) 2011-03-31
CN102024457A (zh) 2011-04-20
CN102024457B (zh) 2013-06-19
JP2011061422A (ja) 2011-03-24
US8848941B2 (en) 2014-09-30

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