JPH0417440B2 - - Google Patents

Info

Publication number
JPH0417440B2
JPH0417440B2 JP58201663A JP20166383A JPH0417440B2 JP H0417440 B2 JPH0417440 B2 JP H0417440B2 JP 58201663 A JP58201663 A JP 58201663A JP 20166383 A JP20166383 A JP 20166383A JP H0417440 B2 JPH0417440 B2 JP H0417440B2
Authority
JP
Japan
Prior art keywords
circuit
data
address
harmonic
generation circuit
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
JP58201663A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6093494A (ja
Inventor
Yoichi Nagashima
Tatsunori Kondo
Kyomi Takauji
Mineo Kitamura
Tadashi Matsushima
Eiji Nagashima
Masafumi Mizoguchi
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.)
Kawai Musical Instruments Manufacturing Co Ltd
Original Assignee
Kawai Musical Instruments Manufacturing Co Ltd
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 Kawai Musical Instruments Manufacturing Co Ltd filed Critical Kawai Musical Instruments Manufacturing Co Ltd
Priority to JP58201663A priority Critical patent/JPS6093494A/ja
Priority to US06/665,125 priority patent/US4638709A/en
Publication of JPS6093494A publication Critical patent/JPS6093494A/ja
Publication of JPH0417440B2 publication Critical patent/JPH0417440B2/ja
Granted legal-status Critical Current

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
    • G10H7/00—Instruments in which the tones are synthesised from a data store, e.g. computer organs
    • G10H7/08—Instruments in which the tones are synthesised from a data store, e.g. computer organs by calculating functions or polynomial approximations to evaluate amplitudes at successive sample points of a tone waveform
    • G10H7/10—Instruments in which the tones are synthesised from a data store, e.g. computer organs by calculating functions or polynomial approximations to evaluate amplitudes at successive sample points of a tone waveform using coefficients or parameters stored in a memory, e.g. Fourier coefficients
    • G10H7/105—Instruments in which the tones are synthesised from a data store, e.g. computer organs by calculating functions or polynomial approximations to evaluate amplitudes at successive sample points of a tone waveform using coefficients or parameters stored in a memory, e.g. Fourier coefficients using Fourier coefficients
    • 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
    • G10H2250/095—Filter coefficient interpolation

Landscapes

  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electrophonic Musical Instruments (AREA)
JP58201663A 1983-10-27 1983-10-27 電子楽器 Granted JPS6093494A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58201663A JPS6093494A (ja) 1983-10-27 1983-10-27 電子楽器
US06/665,125 US4638709A (en) 1983-10-27 1984-10-26 Electronic musical instrument with temporal variation data generating circuit and interpolation circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58201663A JPS6093494A (ja) 1983-10-27 1983-10-27 電子楽器

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP5099858A Division JP2532197B2 (ja) 1993-04-26 1993-04-26 電子楽器

Publications (2)

Publication Number Publication Date
JPS6093494A JPS6093494A (ja) 1985-05-25
JPH0417440B2 true JPH0417440B2 (en, 2012) 1992-03-25

Family

ID=16444832

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58201663A Granted JPS6093494A (ja) 1983-10-27 1983-10-27 電子楽器

Country Status (2)

Country Link
US (1) US4638709A (en, 2012)
JP (1) JPS6093494A (en, 2012)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4677889A (en) * 1985-10-25 1987-07-07 Kawai Musical Instrument Mfg. Co., Ltd. Harmonic interpolation for producing time variant tones in an electronic musical instrument
US4907484A (en) * 1986-11-02 1990-03-13 Yamaha Corporation Tone signal processing device using a digital filter
US5086475A (en) * 1988-11-19 1992-02-04 Sony Corporation Apparatus for generating, recording or reproducing sound source data
US4909118A (en) * 1988-11-25 1990-03-20 Stevenson John D Real time digital additive synthesizer
JP2929199B2 (ja) * 1989-03-02 1999-08-03 ヤマハ株式会社 楽音信号発生装置
US5287088A (en) * 1989-07-06 1994-02-15 Sills Richard R Method and apparatus for modifying synthesized sound signals
JP2580795B2 (ja) * 1989-10-04 1997-02-12 ヤマハ株式会社 電子楽器
US5444818A (en) * 1992-12-03 1995-08-22 International Business Machines Corporation System and method for dynamically configuring synthesizers
JP2532197B2 (ja) * 1993-04-26 1996-09-11 株式会社河合楽器製作所 電子楽器
US20040083002A1 (en) * 2001-04-06 2004-04-29 Belef William Martin Methods for treating spinal discs
US7674970B2 (en) * 2007-05-17 2010-03-09 Brian Siu-Fung Ma Multifunctional digital music display device
JP6528752B2 (ja) * 2016-10-07 2019-06-12 カシオ計算機株式会社 楽音再生装置、楽音再生方法、プログラムおよび電子楽器

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US31653A (en) * 1861-03-12 Ditching-machine
US3908504A (en) * 1974-04-19 1975-09-30 Nippon Musical Instruments Mfg Harmonic modulation and loudness scaling in a computer organ
JPS5917838B2 (ja) * 1977-11-01 1984-04-24 ヤマハ株式会社 電子楽器の波形発生装置
JPS54140523A (en) 1978-04-24 1979-10-31 Nippon Gakki Seizo Kk Electronic instrument
US4205575A (en) * 1978-05-19 1980-06-03 The Wurlitzer Company Binary interpolator for electronic musical instrument
JPS5521041A (en) * 1978-07-31 1980-02-14 Nippon Musical Instruments Mfg Producing musical tone of electronic device and electronic musical device
JPS5570896A (en) * 1978-11-22 1980-05-28 Nippon Musical Instruments Mfg Electronic musical instrument
US4409877A (en) * 1979-06-11 1983-10-18 Cbs, Inc. Electronic tone generating system
JPS5756895A (en) * 1980-09-24 1982-04-05 Nippon Musical Instruments Mfg Electronic musical instrument
US4352312A (en) * 1981-06-10 1982-10-05 Allen Organ Company Transient harmonic interpolator for an electronic musical instrument
JPS5858595A (ja) * 1981-10-01 1983-04-07 ヤマハ株式会社 電子楽器
JPS5865493A (ja) * 1981-10-15 1983-04-19 松下電器産業株式会社 波形発生装置
GB2113447B (en) * 1981-12-22 1986-07-09 Casio Computer Co Ltd Tone signal generating apparatus of electronic musical instruments
JPS5940698A (ja) * 1982-07-27 1984-03-06 ロ−ランド株式会社 電子楽器の楽音生成装置
US4444082A (en) * 1982-10-04 1984-04-24 Allen Organ Company Modified transient harmonic interpolator for an electronic musical instrument
JPS59137997A (ja) * 1983-01-28 1984-08-08 カシオ計算機株式会社 波形メモリ読出し方式

Also Published As

Publication number Publication date
US4638709A (en) 1987-01-27
JPS6093494A (ja) 1985-05-25

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