GB2102611B - Electronic musical instrument - Google Patents

Electronic musical instrument

Info

Publication number
GB2102611B
GB2102611B GB08211602A GB8211602A GB2102611B GB 2102611 B GB2102611 B GB 2102611B GB 08211602 A GB08211602 A GB 08211602A GB 8211602 A GB8211602 A GB 8211602A GB 2102611 B GB2102611 B GB 2102611B
Authority
GB
United Kingdom
Prior art keywords
musical instrument
electronic musical
electronic
instrument
musical
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
Application number
GB08211602A
Other versions
GB2102611A (en
Inventor
Toshio Kashio
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.)
Casio Computer Co Ltd
Original Assignee
Casio Computer 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
Priority claimed from JP53031369A external-priority patent/JPS6042956B2/en
Priority claimed from JP53045528A external-priority patent/JPS6042948B2/en
Priority claimed from JP53046836A external-priority patent/JPS6042949B2/en
Priority claimed from JP53071064A external-priority patent/JPS6042958B2/en
Application filed by Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Priority to GB08211602A priority Critical patent/GB2102611B/en
Publication of GB2102611A publication Critical patent/GB2102611A/en
Application granted granted Critical
Publication of GB2102611B publication Critical patent/GB2102611B/en
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
    • 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

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)
GB08211602A 1978-03-18 1979-03-14 Electronic musical instrument Expired GB2102611B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08211602A GB2102611B (en) 1978-03-18 1979-03-14 Electronic musical instrument

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP53031369A JPS6042956B2 (en) 1978-03-18 1978-03-18 Musical sound waveform generator for electronic musical instruments
JP53045528A JPS6042948B2 (en) 1978-04-17 1978-04-17 Musical sound waveform generator for electronic musical instruments
JP53046836A JPS6042949B2 (en) 1978-04-20 1978-04-20 Musical sound waveform generator for electronic musical instruments
JP53071064A JPS6042958B2 (en) 1978-06-13 1978-06-13 Scale period control device for electronic musical instruments
GB08211602A GB2102611B (en) 1978-03-18 1979-03-14 Electronic musical instrument

Publications (2)

Publication Number Publication Date
GB2102611A GB2102611A (en) 1983-02-02
GB2102611B true GB2102611B (en) 1983-06-02

Family

ID=27516469

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08211602A Expired GB2102611B (en) 1978-03-18 1979-03-14 Electronic musical instrument

Country Status (1)

Country Link
GB (1) GB2102611B (en)

Also Published As

Publication number Publication date
GB2102611A (en) 1983-02-02

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Legal Events

Date Code Title Description
727 Application made for amendment of specification (sect. 27/1977)
727A Application for amendment of specification now open to opposition (sect. 27/1977)
727B Case decided by the comptroller ** specification amended (sect. 27/1977)
SPA Amended specification published
PE20 Patent expired after termination of 20 years

Effective date: 19990313