DE69705315D1 - Nachhallsimulation mit verkleinertem speicher für tonsynthesierer - Google Patents

Nachhallsimulation mit verkleinertem speicher für tonsynthesierer

Info

Publication number
DE69705315D1
DE69705315D1 DE69705315T DE69705315T DE69705315D1 DE 69705315 D1 DE69705315 D1 DE 69705315D1 DE 69705315 T DE69705315 T DE 69705315T DE 69705315 T DE69705315 T DE 69705315T DE 69705315 D1 DE69705315 D1 DE 69705315D1
Authority
DE
Germany
Prior art keywords
reverall
synthesisers
tone
simulation
reduced memory
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.)
Expired - Lifetime
Application number
DE69705315T
Other languages
English (en)
Inventor
V Jenkins
Quijie Dong
M Veeser
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.)
Cirrus Logic Inc
Original Assignee
Cirrus Logic Inc
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 by Cirrus Logic Inc filed Critical Cirrus Logic Inc
Application granted granted Critical
Publication of DE69705315D1 publication Critical patent/DE69705315D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • 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
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/08—Arrangements for producing a reverberation or echo sound
    • G10K15/12—Arrangements for producing a reverberation or echo sound using electronic time-delay networks
    • 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, playback speed
    • G10H2210/201—Vibrato, i.e. rapid, repetitive and smooth variation of amplitude, pitch or timbre within a note or chord
    • 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
    • G10H2210/281—Reverberation or echo
    • 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
    • G10H2240/046—File format, i.e. specific or non-standard musical file format used in or adapted for electrophonic musical instruments, e.g. in wavetables
    • G10H2240/056—MIDI or other note-oriented file format
    • 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
    • G10H2250/055—Filters for musical processing or musical effects; Filter responses, filter architecture, filter coefficients or control parameters therefor
    • G10H2250/111—Impulse response, i.e. filters defined or specifed by their temporal impulse response features, e.g. for echo or reverberation applications
    • G10H2250/121—IIR impulse
    • 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
    • G10H2250/611—Waveform decimation, i.e. integer division of the sampling rate for reducing the number of samples in a discrete-time signal, e.g. by low-pass anti-alias filtering followed by the actual downsampling

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
DE69705315T 1996-09-13 1997-09-10 Nachhallsimulation mit verkleinertem speicher für tonsynthesierer Expired - Lifetime DE69705315D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/713,343 US5917917A (en) 1996-09-13 1996-09-13 Reduced-memory reverberation simulator in a sound synthesizer
PCT/US1997/016139 WO1998011530A1 (en) 1996-09-13 1997-09-10 A reduced-memory reverberation simulator in a sound synthesizer

Publications (1)

Publication Number Publication Date
DE69705315D1 true DE69705315D1 (de) 2001-07-26

Family

ID=24865766

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69705315T Expired - Lifetime DE69705315D1 (de) 1996-09-13 1997-09-10 Nachhallsimulation mit verkleinertem speicher für tonsynthesierer

Country Status (9)

Country Link
US (1) US5917917A (de)
EP (1) EP0925575B1 (de)
JP (2) JP2001500634A (de)
KR (1) KR20010029508A (de)
CN (1) CN1230273A (de)
DE (1) DE69705315D1 (de)
HK (1) HK1019110A1 (de)
TW (1) TW370665B (de)
WO (1) WO1998011530A1 (de)

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US6147631A (en) * 1998-12-09 2000-11-14 Cirrus Logic, Inc. Input sampling structure for delta-sigma modulator
US6260053B1 (en) 1998-12-09 2001-07-10 Cirrus Logic, Inc. Efficient and scalable FIR filter architecture for decimation
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KR100636906B1 (ko) * 2004-03-22 2006-10-19 엘지전자 주식회사 미디 재생 장치 그 방법
KR101283525B1 (ko) * 2004-07-14 2013-07-15 돌비 인터네셔널 에이비 오디오 채널 변환
CN101040322A (zh) * 2004-10-15 2007-09-19 皇家飞利浦电子股份有限公司 处理音频数据以便生成交混回响的系统和方法
DE102004051057A1 (de) * 2004-10-19 2006-04-27 Micronas Gmbh Verfahren bzw. Schaltung zum Generieren von Nachhall für ein Tonsignal
EP1805761A4 (de) * 2004-10-22 2011-03-30 Lg Electronics Inc Vorrichtung und verfahren zur wiedergabe einer midi-datei
KR100689495B1 (ko) * 2004-12-14 2007-03-02 엘지전자 주식회사 Ｍｉｄｉ 재생 장치 및 방법
TWI322945B (en) 2006-09-18 2010-04-01 Quanta Comp Inc Audio data transmission system and audio data transmission method
KR101298658B1 (ko) * 2007-03-16 2013-08-21 삼성전자주식회사 재생속도 조절기능을 구비한 오디오 재생장치 및 그 방법
US7678986B2 (en) * 2007-03-22 2010-03-16 Qualcomm Incorporated Musical instrument digital interface hardware instructions
US7663051B2 (en) * 2007-03-22 2010-02-16 Qualcomm Incorporated Audio processing hardware elements
US7663046B2 (en) * 2007-03-22 2010-02-16 Qualcomm Incorporated Pipeline techniques for processing musical instrument digital interface (MIDI) files
KR101844336B1 (ko) 2011-08-01 2018-04-02 삼성전자주식회사 공간감을 제공하는 신호 처리 장치 및 신호 처리 방법
FR3012247A1 (fr) * 2013-10-18 2015-04-24 Orange Spatialisation sonore avec effet de salle, optimisee en complexite
CN105336320A (zh) * 2015-09-29 2016-02-17 南通大学 一种弹簧混响模型
CN106328111B (zh) * 2016-08-22 2018-09-04 广州酷狗计算机科技有限公司 音频处理方法及装置
JP6481905B2 (ja) * 2017-03-15 2019-03-13 カシオ計算機株式会社 フィルタ特性変更装置、フィルタ特性変更方法、プログラムおよび電子楽器
CN106952639A (zh) * 2017-04-26 2017-07-14 建荣半导体（深圳）有限公司 应用于k歌宝的混响方法、装置、音频处理芯片、存储装置及k歌宝
CN110189740A (zh) * 2019-06-24 2019-08-30 上海矽诺微电子有限公司 混响电路及其控制方法、芯片及装置

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Also Published As

Publication number Publication date
TW370665B (en) 1999-09-21
JP2001500634A (ja) 2001-01-16
JP2008112183A (ja) 2008-05-15
EP0925575A1 (de) 1999-06-30
US5917917A (en) 1999-06-29
KR20010029508A (ko) 2001-04-06
WO1998011530A1 (en) 1998-03-19
CN1230273A (zh) 1999-09-29
HK1019110A1 (en) 2000-01-21
EP0925575B1 (de) 2001-06-20

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Legal Events

Date Code Title Description
8332 No legal effect for de