SE0301790D0 - A system and method for simulation of non-linear audio equipment - Google Patents

A system and method for simulation of non-linear audio equipment

Info

Publication number
SE0301790D0
SE0301790D0 SE0301790A SE0301790A SE0301790D0 SE 0301790 D0 SE0301790 D0 SE 0301790D0 SE 0301790 A SE0301790 A SE 0301790A SE 0301790 A SE0301790 A SE 0301790A SE 0301790 D0 SE0301790 D0 SE 0301790D0
Authority
SE
Sweden
Prior art keywords
linearity
output
dynamic non
audio equipment
simulation
Prior art date
Application number
SE0301790A
Other languages
English (en)
Other versions
SE0301790L (sv
SE525332C2 (sv
Inventor
Fredrik Gustafsson
Oscar Oeberg
Per Connman
Original Assignee
Sigmoid Ab
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 Sigmoid Ab filed Critical Sigmoid Ab
Priority to SE0301790A priority Critical patent/SE525332C2/sv
Publication of SE0301790D0 publication Critical patent/SE0301790D0/sv
Priority to EP04102813.5A priority patent/EP1492081B1/en
Priority to US10/872,012 priority patent/US8165309B2/en
Priority to JP2004183976A priority patent/JP4484596B2/ja
Publication of SE0301790L publication Critical patent/SE0301790L/sv
Publication of SE525332C2 publication Critical patent/SE525332C2/sv

Links

Classifications

    • 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
    • G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
    • G10H1/06—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour
    • G10H1/16—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour by non-linear elements
    • 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
    • G10H3/187—Means for processing the signal picked up from the strings for distorting the signal, e.g. to simulate tube amplifiers
    • 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
    • G10H2210/311—Distortion, i.e. desired non-linear audio processing to change the tone color, e.g. by adding harmonics or deliberately distorting the amplitude of an audio waveform
    • 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
    • G10H2250/131—Mathematical functions for musical analysis, processing, synthesis or composition
    • G10H2250/165—Polynomials, i.e. musical processing based on the use of polynomials, e.g. distortion function for tube amplifier emulation, filter coefficient calculation, polynomial approximations of waveforms, physical modeling equation solutions
    • G10H2250/175—Jacobi polynomials of several variables, e.g. Heckman-Opdam polynomials, or of one variable only, e.g. hypergeometric polynomials
    • G10H2250/181—Gegenbauer or ultraspherical polynomials, e.g. for harmonic analysis
    • G10H2250/191—Chebyshev polynomials, e.g. to provide filter coefficients for sharp rolloff filters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Complex Calculations (AREA)
  • Electrophonic Musical Instruments (AREA)
SE0301790A 2003-06-23 2003-06-23 Ett system och en metod för simulering av olinjär audioutrustning SE525332C2 (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE0301790A SE525332C2 (sv) 2003-06-23 2003-06-23 Ett system och en metod för simulering av olinjär audioutrustning
EP04102813.5A EP1492081B1 (en) 2003-06-23 2004-06-18 A system and method for simulation of non-linear audio equipment
US10/872,012 US8165309B2 (en) 2003-06-23 2004-06-21 System and method for simulation of non-linear audio equipment
JP2004183976A JP4484596B2 (ja) 2003-06-23 2004-06-22 非線形音響装置のシュミレーション用のシステム及び方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0301790A SE525332C2 (sv) 2003-06-23 2003-06-23 Ett system och en metod för simulering av olinjär audioutrustning

Publications (3)

Publication Number Publication Date
SE0301790D0 true SE0301790D0 (sv) 2003-06-23
SE0301790L SE0301790L (sv) 2005-02-01
SE525332C2 SE525332C2 (sv) 2005-02-01

Family

ID=27607356

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0301790A SE525332C2 (sv) 2003-06-23 2003-06-23 Ett system och en metod för simulering av olinjär audioutrustning

Country Status (4)

Country Link
US (1) US8165309B2 (sv)
EP (1) EP1492081B1 (sv)
JP (1) JP4484596B2 (sv)
SE (1) SE525332C2 (sv)

Cited By (1)

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CN114705286A (zh) * 2022-04-02 2022-07-05 厦门亿联网络技术股份有限公司 机器震音检测方法、装置、计算机和可读存储介质

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JP4747835B2 (ja) 2005-12-27 2011-08-17 ヤマハ株式会社 オーディオ再生の効果付加方法およびその装置
US20070168063A1 (en) * 2006-01-18 2007-07-19 Gallien Robert A Programmable tone control filters for electric guitar
GB2456963B (en) 2006-11-20 2011-07-13 Panasonic Corp Signal processing device and signal processing method
US20090080677A1 (en) * 2007-09-24 2009-03-26 Webster Stephen P Stringed instrument with simulator preamplifier
KR20130051413A (ko) 2011-11-09 2013-05-20 삼성전자주식회사 사운드 에뮬레이션 장치 및 방법
CN104252559B (zh) * 2014-08-29 2018-04-17 浙江中科电声研发中心 一种扬声器多场耦合的数值仿真分析方法
US9823898B2 (en) * 2015-09-30 2017-11-21 Harman International Industries, Incorporated Technique for determining nonlinear order-separated responses of nonlinear systems including linear response at system typical input levels
CN107995193B (zh) * 2017-12-02 2020-06-02 宝牧科技（天津）有限公司 一种网络异常攻击的检测方法
JP6987225B2 (ja) * 2018-04-19 2021-12-22 ローランド株式会社 電気楽器システム
US10846489B2 (en) 2018-07-23 2020-11-24 Sendyne Corporation Analog computing implementing arbitrary non-linear functions using Chebyshev-polynomial-interpolation schemes and methods of use
US11017184B2 (en) * 2018-10-26 2021-05-25 Sendyne Corporation Runtime-calibratable analog computing system and methods of use
JP2024022790A (ja) * 2022-08-08 2024-02-21 株式会社日立製作所 設計支援方法及び設計支援装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114705286A (zh) * 2022-04-02 2022-07-05 厦门亿联网络技术股份有限公司 机器震音检测方法、装置、计算机和可读存储介质
CN114705286B (zh) * 2022-04-02 2024-05-10 厦门亿联网络技术股份有限公司 机器震音检测方法、装置、计算机和可读存储介质

Also Published As

Publication number Publication date
US8165309B2 (en) 2012-04-24
EP1492081A1 (en) 2004-12-29
US20040258250A1 (en) 2004-12-23
EP1492081B1 (en) 2017-01-18
JP4484596B2 (ja) 2010-06-16
SE0301790L (sv) 2005-02-01
JP2005020740A (ja) 2005-01-20
SE525332C2 (sv) 2005-02-01

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