JP4449987B2 - 音声処理装置、音声処理方法およびプログラム - Google Patents

音声処理装置、音声処理方法およびプログラム Download PDF

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Publication number
JP4449987B2
JP4449987B2 JP2007035410A JP2007035410A JP4449987B2 JP 4449987 B2 JP4449987 B2 JP 4449987B2 JP 2007035410 A JP2007035410 A JP 2007035410A JP 2007035410 A JP2007035410 A JP 2007035410A JP 4449987 B2 JP4449987 B2 JP 4449987B2
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JP
Japan
Prior art keywords
sound
input
unit
voice
audio
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Expired - Fee Related
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JP2007035410A
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English (en)
Japanese (ja)
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JP2008197577A (ja
JP2008197577A5 (enExample
Inventor
隆一 難波
素嗣 安部
晃 井上
恵祐 東山
秀介 高橋
正之 西口
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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 JP2007035410A priority Critical patent/JP4449987B2/ja
Priority to US12/069,844 priority patent/US8422695B2/en
Priority to CN2008100082947A priority patent/CN101246690B/zh
Publication of JP2008197577A publication Critical patent/JP2008197577A/ja
Publication of JP2008197577A5 publication Critical patent/JP2008197577A5/ja
Application granted granted Critical
Publication of JP4449987B2 publication Critical patent/JP4449987B2/ja
Priority to US13/788,488 priority patent/US9762193B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G11B27/034—Electronic editing of digitised analogue information signals, e.g. audio or video signals on discs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H04N5/77—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera
    • H04N5/772—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera the recording apparatus and the television camera being placed in the same enclosure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/005—Circuits for transducers 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
    • G10L2021/02087—Noise filtering the noise being separate speech, e.g. cocktail party
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/806—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal
    • H04N9/8063—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal using time division multiplex of the PCM audio and PCM video signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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; ELECTRIC HEARING AIDS; 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
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Circuit For Audible Band Transducer (AREA)
JP2007035410A 2007-02-15 2007-02-15 音声処理装置、音声処理方法およびプログラム Expired - Fee Related JP4449987B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2007035410A JP4449987B2 (ja) 2007-02-15 2007-02-15 音声処理装置、音声処理方法およびプログラム
US12/069,844 US8422695B2 (en) 2007-02-15 2008-02-13 Sound processing apparatus, sound processing method and program
CN2008100082947A CN101246690B (zh) 2007-02-15 2008-02-15 声音处理设备及声音处理方法
US13/788,488 US9762193B2 (en) 2007-02-15 2013-03-07 Sound processing apparatus, sound processing method and program

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007035410A JP4449987B2 (ja) 2007-02-15 2007-02-15 音声処理装置、音声処理方法およびプログラム

Publications (3)

Publication Number Publication Date
JP2008197577A JP2008197577A (ja) 2008-08-28
JP2008197577A5 JP2008197577A5 (enExample) 2008-11-06
JP4449987B2 true JP4449987B2 (ja) 2010-04-14

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Country Link
US (2) US8422695B2 (enExample)
JP (1) JP4449987B2 (enExample)
CN (1) CN101246690B (enExample)

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JP5834948B2 (ja) * 2012-01-24 2015-12-24 富士通株式会社 残響抑制装置、残響抑制方法及び残響抑制用コンピュータプログラム
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CN104123950B (zh) * 2014-07-17 2015-11-25 努比亚技术有限公司 一种录音方法及装置
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Also Published As

Publication number Publication date
US9762193B2 (en) 2017-09-12
JP2008197577A (ja) 2008-08-28
CN101246690B (zh) 2011-07-13
CN101246690A (zh) 2008-08-20
US8422695B2 (en) 2013-04-16
US20130182857A1 (en) 2013-07-18
US20080199152A1 (en) 2008-08-21

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