JPS5651632B2 - - Google Patents

Info

Publication number
JPS5651632B2
JPS5651632B2 JP10740174A JP10740174A JPS5651632B2 JP S5651632 B2 JPS5651632 B2 JP S5651632B2 JP 10740174 A JP10740174 A JP 10740174A JP 10740174 A JP10740174 A JP 10740174A JP S5651632 B2 JPS5651632 B2 JP S5651632B2
Authority
JP
Japan
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
Application number
JP10740174A
Other languages
Japanese (ja)
Other versions
JPS5133614A (US07943777-20110517-C00090.png
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 filed Critical
Priority to JP10740174A priority Critical patent/JPS5651632B2/ja
Priority to US05/613,931 priority patent/US3982460A/en
Publication of JPS5133614A publication Critical patent/JPS5133614A/ja
Publication of JPS5651632B2 publication Critical patent/JPS5651632B2/ja
Expired 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
    • 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
    • G10H1/04—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation
    • G10H1/053—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation during execution only
    • G10H1/057—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation during execution only by envelope-forming circuits
    • 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
    • G10H7/12—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 by means of a recursive algorithm using one or more sets of parameters stored in a memory and the calculated amplitudes of one or more preceding sample points
    • 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
    • G10H2250/571—Waveform compression, adapted for music synthesisers, sound banks or wavetables
    • G10H2250/591—DPCM [delta pulse code modulation]

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrophonic Musical Instruments (AREA)
JP10740174A 1974-09-17 1974-09-17 Expired JPS5651632B2 (US07943777-20110517-C00090.png)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP10740174A JPS5651632B2 (US07943777-20110517-C00090.png) 1974-09-17 1974-09-17
US05/613,931 US3982460A (en) 1974-09-17 1975-09-16 Musical-tone-waveform forming apparatus for an electronic musical instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10740174A JPS5651632B2 (US07943777-20110517-C00090.png) 1974-09-17 1974-09-17

Publications (2)

Publication Number Publication Date
JPS5133614A JPS5133614A (US07943777-20110517-C00090.png) 1976-03-22
JPS5651632B2 true JPS5651632B2 (US07943777-20110517-C00090.png) 1981-12-07

Family

ID=14458202

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10740174A Expired JPS5651632B2 (US07943777-20110517-C00090.png) 1974-09-17 1974-09-17

Country Status (2)

Country Link
US (1) US3982460A (US07943777-20110517-C00090.png)
JP (1) JPS5651632B2 (US07943777-20110517-C00090.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6339775Y2 (US07943777-20110517-C00090.png) * 1983-05-20 1988-10-19
JPH018419Y2 (US07943777-20110517-C00090.png) * 1983-02-18 1989-03-07

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5186164A (US07943777-20110517-C00090.png) * 1975-01-24 1976-07-28 Toyo Boseki
GB1561779A (en) * 1976-06-25 1980-03-05 Nippon Musical Instruments Mfg Electronic musical instruments
US4348928A (en) * 1976-09-24 1982-09-14 Kabushiki Kaishi Kawai Gakki Seisakusho Electronic musical instrument
US4111090A (en) * 1976-10-18 1978-09-05 Kawai Musical Instrument Mfg. Co. Ltd. Noise reduction circuit for a digital tone generator
US4184402A (en) * 1976-12-27 1980-01-22 Kabushiki Kaisha Kawai Gakki Seisakusho Electronic musical instrument
US4279185A (en) * 1977-06-07 1981-07-21 Alonso Sydney A Electronic music sampling techniques
US4237764A (en) * 1977-06-20 1980-12-09 Nippon Gakki Seizo Kabushiki Kaisha Electronic musical instruments
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
GB2017376B (en) * 1978-03-18 1983-03-16 Casio Computer Co Ltd Electronic musical instrument
DE2835751C2 (de) * 1978-08-16 1980-07-03 Standard Elektrik Lorenz Ag, 7000 Stuttgart HF-Leistungsverstärker mit einer Modulationseinrichtung
US4279186A (en) * 1978-11-21 1981-07-21 Deforeit Christian J Polyphonic synthesizer of periodic signals using digital techniques
GB2177862B (en) * 1985-07-09 1989-07-19 Motorola Inc Waveform generators
AU7549487A (en) * 1986-06-13 1988-01-11 E-Mu Systems Inc. Digital sampling instrument
US4987600A (en) * 1986-06-13 1991-01-22 E-Mu Systems, Inc. Digital sampling instrument
US5144676A (en) * 1986-06-13 1992-09-01 E-Mu Systems, Inc. Digital sampling instrument
US5500790A (en) * 1991-11-21 1996-03-19 Ichikoh Industries, Ltd. Device for confirming optical-axis adjustment of automotive headlamp

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4834523A (US07943777-20110517-C00090.png) * 1971-09-04 1973-05-19

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3515792A (en) * 1967-08-16 1970-06-02 North American Rockwell Digital organ
US3742755A (en) * 1971-07-02 1973-07-03 Dow Chemical Co Electrical insulation thermal softening detection device
US3763364A (en) * 1971-11-26 1973-10-02 North American Rockwell Apparatus for storing and reading out periodic waveforms
AU459101B2 (en) * 1972-02-10 1975-03-20 Matsushita Electric Industrial Co., Ltd. Samplling modulation system for an electronic misical instrument
US3809789A (en) * 1972-12-13 1974-05-07 Nippon Musical Instruments Mfg Computor organ using harmonic limiting
US3882751A (en) * 1972-12-14 1975-05-13 Nippon Musical Instruments Mfg Electronic musical instrument employing waveshape memories

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4834523A (US07943777-20110517-C00090.png) * 1971-09-04 1973-05-19

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH018419Y2 (US07943777-20110517-C00090.png) * 1983-02-18 1989-03-07
JPS6339775Y2 (US07943777-20110517-C00090.png) * 1983-05-20 1988-10-19

Also Published As

Publication number Publication date
US3982460A (en) 1976-09-28
JPS5133614A (US07943777-20110517-C00090.png) 1976-03-22

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