JP7787816B2 - 音声信号処理装置、音声信号処理方法およびプログラム - Google Patents

音声信号処理装置、音声信号処理方法およびプログラム

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Publication number
JP7787816B2
JP7787816B2 JP2022546849A JP2022546849A JP7787816B2 JP 7787816 B2 JP7787816 B2 JP 7787816B2 JP 2022546849 A JP2022546849 A JP 2022546849A JP 2022546849 A JP2022546849 A JP 2022546849A JP 7787816 B2 JP7787816 B2 JP 7787816B2
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JP
Japan
Prior art keywords
audio signal
buffer
transmission path
gate
cue
Prior art date
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.)
Active
Application number
JP2022546849A
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English (en)
Japanese (ja)
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JPWO2022049761A1 (https=
Inventor
健太 佐川
満宣 遠藤
俊介 大谷
悠佑 津田
伸哉 小泉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AlphaTheta Corp
Original Assignee
AlphaTheta Corp
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Publication date
Application filed by AlphaTheta Corp filed Critical AlphaTheta Corp
Publication of JPWO2022049761A1 publication Critical patent/JPWO2022049761A1/ja
Application granted granted Critical
Publication of JP7787816B2 publication Critical patent/JP7787816B2/ja
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Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16—Sound input; Sound output
    • G06F3/162—Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • 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
    • G10H1/0091—Means for obtaining special acoustic effects
    • 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
    • G10H1/40—Rhythm
    • 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
    • G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
    • 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
    • G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
    • G10H2210/101—Music Composition or musical creation; Tools or processes therefor
    • G10H2210/125—Medley, i.e. linking parts of different musical pieces in one single piece, e.g. sound collage, DJ mix
    • 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
    • G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
    • G10H2210/155—Musical effects
    • G10H2210/195—Modulation effects, i.e. smooth non-discontinuous variations over a time interval, e.g. within a note, melody or musical transition, of any sound parameter, e.g. amplitude, pitch, spectral response or playback speed
    • G10H2210/235—Flanging or phasing effects, i.e. creating time and frequency dependent constructive and destructive interferences, obtained, e.g. by using swept comb filters or a feedback loop around all-pass filters with gradually changing non-linear phase response or delays
    • 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
    • G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
    • G10H2210/155—Musical effects
    • G10H2210/265—Acoustic effect simulation, i.e. volume, spatial, resonance or reverberation effects added to a musical sound, usually by appropriate filtering or delays
    • 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
    • G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
    • G10H2210/375—Tempo or beat alterations; Music timing control
    • G10H2210/385—Speed change, i.e. variations from preestablished tempo, tempo change, e.g. faster or slower, accelerando or ritardando, without change in pitch
    • 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
    • G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
    • G10H2210/375—Tempo or beat alterations; Music timing control
    • G10H2210/391—Automatic tempo adjustment, correction or 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
    • G10H2250/00—Aspects of algorithms or signal processing methods without intrinsic musical character, yet specifically adapted for or used in electrophonic musical processing
    • G10H2250/041—Delay lines applied to musical processing
    • 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
    • G10H2250/00—Aspects of algorithms or signal processing methods without intrinsic musical character, yet specifically adapted for or used in electrophonic musical processing
    • G10H2250/471—General musical sound synthesis principles, i.e. sound category-independent synthesis methods
    • G10H2250/511—Physical modelling or real-time simulation of the acoustomechanical behaviour of acoustic musical instruments using, e.g. waveguides or looped delay lines
    • G10H2250/521—Closed loop models therefor, e.g. with filter and delay line
    • 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
    • G10H2250/00—Aspects of algorithms or signal processing methods without intrinsic musical character, yet specifically adapted for or used in electrophonic musical processing
    • G10H2250/541—Details of musical waveform synthesis, i.e. audio waveshape processing from individual wavetable samples, independently of their origin or of the sound they represent
    • G10H2250/641—Waveform sampler, i.e. music samplers; Sampled music loop processing, wherein a loop is a sample of a performance that has been edited to repeat seamlessly without clicks or artifacts
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Amplifiers (AREA)
JP2022546849A 2020-09-07 2020-09-07 音声信号処理装置、音声信号処理方法およびプログラム Active JP7787816B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/033744 WO2022049761A1 (ja) 2020-09-07 2020-09-07 音声信号処理装置、音声信号処理方法およびプログラム

Publications (2)

Publication Number Publication Date
JPWO2022049761A1 JPWO2022049761A1 (https=) 2022-03-10
JP7787816B2 true JP7787816B2 (ja) 2025-12-17

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JP2022546849A Active JP7787816B2 (ja) 2020-09-07 2020-09-07 音声信号処理装置、音声信号処理方法およびプログラム

Country Status (4)

Country Link
US (1) US12379892B2 (https=)
EP (1) EP4213501A4 (https=)
JP (1) JP7787816B2 (https=)
WO (1) WO2022049761A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP1716147S (ja) * 2021-10-27 2022-05-30 デジタルオーディオプレーヤー用操作機
USD1051127S1 (en) * 2021-10-27 2024-11-12 Alphatheta Corporation Controller for digital audio player
JP2024006206A (ja) * 2022-07-01 2024-01-17 ヤマハ株式会社 音信号処理方法及び音信号処理装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004309725A (ja) 2003-04-04 2004-11-04 Roland Corp 効果装置
JP2010500834A (ja) 2007-02-16 2010-01-07 ボーズ・コーポレーション キックゲート
JP2015087686A (ja) 2013-11-01 2015-05-07 ヤマハ株式会社 音響装置
JP2016173389A (ja) 2015-03-16 2016-09-29 ヤマハ株式会社 エフェクタ、方法およびプログラム

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5650560Y2 (https=) 1975-05-20 1981-11-26
JPS61169897A (ja) 1985-01-23 1986-07-31 ヤマハ株式会社 残響付加装置
JP2542616Y2 (ja) * 1987-08-20 1997-07-30 カシオ計算機株式会社 残響付加装置
JPH04181992A (ja) 1990-11-16 1992-06-29 Yamaha Corp テンポコントローラ
US5530762A (en) * 1994-05-31 1996-06-25 International Business Machines Corporation Real-time digital audio reverberation system
JPH0830271A (ja) 1994-07-14 1996-02-02 Yamaha Corp エフェクタ
JP3586030B2 (ja) * 1996-03-14 2004-11-10 株式会社河合楽器製作所 ステレオ楽音制御装置
US10741155B2 (en) 2013-12-06 2020-08-11 Intelliterran, Inc. Synthesized percussion pedal and looping station
US11347468B2 (en) 2018-06-06 2022-05-31 Alphatheta Corporation Sound volume operation device
JP7015919B2 (ja) 2018-06-12 2022-02-03 ＡｌｐｈａＴｈｅｔａ株式会社 音響装置およびプログラム
WO2019239538A1 (ja) 2018-06-14 2019-12-19 Ｐｉｏｎｅｅｒ ＤＪ株式会社 音響装置およびプログラム
JP2024169897A (ja) 2023-05-26 2024-12-06 株式会社プロテリアル ケーブル

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004309725A (ja) 2003-04-04 2004-11-04 Roland Corp 効果装置
JP2010500834A (ja) 2007-02-16 2010-01-07 ボーズ・コーポレーション キックゲート
JP2015087686A (ja) 2013-11-01 2015-05-07 ヤマハ株式会社 音響装置
JP2016173389A (ja) 2015-03-16 2016-09-29 ヤマハ株式会社 エフェクタ、方法およびプログラム

Also Published As

Publication number Publication date
US12379892B2 (en) 2025-08-05
JPWO2022049761A1 (https=) 2022-03-10
EP4213501A4 (en) 2024-06-19
EP4213501A1 (en) 2023-07-19
WO2022049761A1 (ja) 2022-03-10
US20230333806A1 (en) 2023-10-19

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