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 versions
JPS5133614A (ja
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 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP10740174A JPS5651632B2 (ja) 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 (ja) 1974-09-17 1974-09-17

Publications (2)

Publication Number Publication Date
JPS5133614A JPS5133614A (ja) 1976-03-22
JPS5651632B2 true JPS5651632B2 (ja) 1981-12-07

Family

ID=14458202

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10740174A Expired JPS5651632B2 (ja) 1974-09-17 1974-09-17

Country Status (2)

Country Link
US (1) US3982460A (ja)
JP (1) JPS5651632B2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6339775Y2 (ja) * 1983-05-20 1988-10-19
JPH018419Y2 (ja) * 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 (ja) * 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
US5144676A (en) * 1986-06-13 1992-09-01 E-Mu Systems, Inc. Digital sampling instrument
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
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 (ja) * 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 (ja) * 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 (ja) * 1983-02-18 1989-03-07
JPS6339775Y2 (ja) * 1983-05-20 1988-10-19

Also Published As

Publication number Publication date
US3982460A (en) 1976-09-28
JPS5133614A (ja) 1976-03-22

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