WO2010013754A1 - オーディオ信号処理装置、オーディオ信号処理システム、およびオーディオ信号処理方法 - Google Patents

オーディオ信号処理装置、オーディオ信号処理システム、およびオーディオ信号処理方法 Download PDF

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Publication number
WO2010013754A1
WO2010013754A1 PCT/JP2009/063513 JP2009063513W WO2010013754A1 WO 2010013754 A1 WO2010013754 A1 WO 2010013754A1 JP 2009063513 W JP2009063513 W JP 2009063513W WO 2010013754 A1 WO2010013754 A1 WO 2010013754A1
Authority
WO
WIPO (PCT)
Prior art keywords
signal processing
audio signal
identification information
extracted
analog audio
Prior art date
Application number
PCT/JP2009/063513
Other languages
English (en)
French (fr)
Inventor
櫻田　信弥
中山　圭
鈴木　隆司
満 福井
岩瀬　裕之
卓朗 曽根
Original Assignee
ヤマハ株式会社
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
Priority claimed from JP2008196492A external-priority patent/JP5463634B2/ja
Priority claimed from JP2008249723A external-priority patent/JP5401894B2/ja
Priority claimed from JP2008252075A external-priority patent/JP5401896B2/ja
Priority claimed from JP2008253532A external-priority patent/JP5463642B2/ja
Priority claimed from JP2008310402A external-priority patent/JP5401953B2/ja
Priority claimed from JP2008331081A external-priority patent/JP5401980B2/ja
Application filed by ヤマハ株式会社 filed Critical ヤマハ株式会社
Priority to CN200980112039.XA priority Critical patent/CN101983513B/zh
Priority to EP09802996.0A priority patent/EP2268057B1/en
Priority to US12/936,895 priority patent/US8737638B2/en
Publication of WO2010013754A1 publication Critical patent/WO2010013754A1/ja

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R27/00—Public address systems
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/0033—Recording/reproducing or transmission of music for electrophonic musical instruments
    • G10H1/0041—Recording/reproducing or transmission of music for electrophonic musical instruments in coded form
    • G10H1/0058—Transmission between separate instruments or between individual components of a musical system
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/46—Volume control
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H3/00—Instruments in which the tones are generated by electromechanical means
    • G10H3/12—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument
    • G10H3/14—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means
    • G10H3/18—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means using a string, e.g. electric guitar
    • G10H3/186—Means for processing the signal picked up from the strings
    • 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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/36—Accompaniment arrangements
    • G10H1/361—Recording/reproducing of accompaniment for use with an external source, e.g. karaoke systems
    • G10H1/366—Recording/reproducing of accompaniment for use with an external source, e.g. karaoke systems with means for modifying or correcting the external signal, e.g. pitch correction, reverberation, changing a singer's voice
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2240/00—Data organisation or data communication aspects, specifically adapted for electrophonic musical tools or instruments
    • G10H2240/011—Files or data streams containing coded musical information, e.g. for transmission
    • G10H2240/041—File watermark, i.e. embedding a hidden code in an electrophonic musical instrument file or stream for identification or authentification purposes
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2240/00—Data organisation or data communication aspects, specifically adapted for electrophonic musical tools or instruments
    • G10H2240/095—Identification code, e.g. ISWC for musical works; Identification dataset
    • G10H2240/115—Instrument identification, i.e. recognizing an electrophonic musical instrument, e.g. on a network, by means of a code, e.g. IMEI, serial number, or a profile describing its capabilities
    • 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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2227/00—Details of public address [PA] systems covered by H04R27/00 but not provided for in any of its subgroups
    • H04R2227/003—Digital PA systems using, e.g. LAN or internet

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Circuits Of Receivers In General (AREA)

Abstract

　本発明におけるオーディオ信号処理装置は、識別情報を示す透かし情報が重畳されたアナログオーディオ信号が、各々入力される複数の入力受付手段と、前記複数の入力受付手段に入力されたアナログオーディオ信号の各々から、識別情報を抽出する抽出手段と、前記抽出手段によって抽出された識別情報に応じた表示を、当該識別情報が抽出されるアナログオーディオ信号が入力された入力受付手段に対応して行う表示手段、あるいは前記抽出手段によって抽出された識別情報に応じた信号処理を、当該識別情報が抽出されるアナログオーディオ信号に対して施して出力する信号処理手段、を具備することを特徴とする。
PCT/JP2009/063513 2008-07-30 2009-07-29 オーディオ信号処理装置、オーディオ信号処理システム、およびオーディオ信号処理方法 WO2010013754A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN200980112039.XA CN101983513B (zh) 2008-07-30 2009-07-29 音频信号处理装置、音频信号处理系统以及音频信号处理方法
EP09802996.0A EP2268057B1 (en) 2008-07-30 2009-07-29 Audio signal processing device, audio signal processing system, and audio signal processing method
US12/936,895 US8737638B2 (en) 2008-07-30 2009-07-29 Audio signal processing device, audio signal processing system, and audio signal processing method

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
JP2008196492A JP5463634B2 (ja) 2008-07-30 2008-07-30 オーディオ信号処理装置、オーディオ信号処理システムおよびオーディオ信号処理方法
JP2008-196492 2008-07-30
JP2008249723A JP5401894B2 (ja) 2008-09-29 2008-09-29 信号処理装置および信号処理システム
JP2008-249723 2008-09-29
JP2008252075A JP5401896B2 (ja) 2008-09-30 2008-09-30 オーディオ信号処理装置
JP2008-252075 2008-09-30
JP2008253532A JP5463642B2 (ja) 2008-09-30 2008-09-30 音声信号処理装置
JP2008-253532 2008-09-30
JP2008-310402 2008-12-05
JP2008310402A JP5401953B2 (ja) 2008-12-05 2008-12-05 音響システム
JP2008-331081 2008-12-25
JP2008331081A JP5401980B2 (ja) 2008-12-25 2008-12-25 オーディオ信号処理システム

Publications (1)

Publication Number Publication Date
WO2010013754A1 true WO2010013754A1 (ja) 2010-02-04

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Country Status (4)

Country Link
US (1) US8737638B2 (ja)
EP (2) EP2268057B1 (ja)
CN (1) CN101983513B (ja)
WO (1) WO2010013754A1 (ja)

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US8737638B2 (en) 2014-05-27
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