JPH0363079B2 - - Google Patents
Info
- Publication number
- JPH0363079B2 JPH0363079B2 JP56082403A JP8240381A JPH0363079B2 JP H0363079 B2 JPH0363079 B2 JP H0363079B2 JP 56082403 A JP56082403 A JP 56082403A JP 8240381 A JP8240381 A JP 8240381A JP H0363079 B2 JPH0363079 B2 JP H0363079B2
- Authority
- JP
- Japan
- Prior art keywords
- data
- tone
- musical
- main
- register
- 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
Links
- 230000015654 memory Effects 0.000 claims description 74
- 238000004364 calculation method Methods 0.000 claims description 39
- 230000004044 response Effects 0.000 claims description 28
- 238000012546 transfer Methods 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 238000001228 spectrum Methods 0.000 claims description 11
- 230000009466 transformation Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 description 22
- 230000003595 spectral effect Effects 0.000 description 21
- 230000006870 function Effects 0.000 description 18
- 238000001514 detection method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000003786 synthesis reaction Methods 0.000 description 6
- 230000005428 wave function Effects 0.000 description 5
- 230000003993 interaction Effects 0.000 description 4
- 210000000056 organ Anatomy 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003252 repetitive effect Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003708 edge detection Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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
- G10H7/02—Instruments in which the tones are synthesised from a data store, e.g. computer organs in which amplitudes at successive sample points of a tone waveform are stored in one or more memories
- G10H7/04—Instruments in which the tones are synthesised from a data store, e.g. computer organs in which amplitudes at successive sample points of a tone waveform are stored in one or more memories in which amplitudes are read at varying rates, e.g. according to pitch
-
- 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
- G10H2230/00—General physical, ergonomic or hardware implementation of electrophonic musical tools or instruments, e.g. shape or architecture
- G10H2230/045—Special instrument [spint], i.e. mimicking the ergonomy, shape, sound or other characteristic of a specific acoustic musical instrument category
- G10H2230/065—Spint piano, i.e. mimicking acoustic musical instruments with piano, cembalo or spinet features, e.g. with piano-like keyboard; Electrophonic aspects of piano-like acoustic keyboard instruments; MIDI-like control therefor
- G10H2230/071—Spint harpsichord, i.e. mimicking plucked keyboard instruments, e.g. harpsichord, virginal, muselar, spinet, clavicytherium, ottavino, archicembalo
-
- 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
-
- 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
- G10H2250/471—General musical sound synthesis principles, i.e. sound category-independent synthesis methods
- G10H2250/481—Formant synthesis, i.e. simulating the human speech production mechanism by exciting formant resonators, e.g. mimicking vocal tract filtering as in LPC synthesis vocoders, wherein musical instruments may be used as excitation signal to the time-varying filter estimated from a singer's speech
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Electrophonic Musical Instruments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/155,327 US4273018A (en) | 1980-06-02 | 1980-06-02 | Nonlinear tone generation in a polyphonic tone synthesizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5719797A JPS5719797A (en) | 1982-02-02 |
| JPH0363079B2 true JPH0363079B2 (US20100056889A1-20100304-C00004.png) | 1991-09-27 |
Family
ID=22554993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8240381A Granted JPS5719797A (en) | 1980-06-02 | 1981-05-29 | Nonlinear musical tone generator for plural sound synthesizer |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4273018A (US20100056889A1-20100304-C00004.png) |
| JP (1) | JPS5719797A (US20100056889A1-20100304-C00004.png) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57172396A (en) * | 1981-04-17 | 1982-10-23 | Kawai Musical Instr Mfg Co | Electronic musical instrument |
| JPS57181595A (en) * | 1981-04-30 | 1982-11-09 | Kawai Musical Instr Mfg Co | Tone synthesization system for electronic music instrument |
| JPS5865487A (ja) * | 1981-10-15 | 1983-04-19 | ヤマハ株式会社 | 電子楽器 |
| US4444082A (en) * | 1982-10-04 | 1984-04-24 | Allen Organ Company | Modified transient harmonic interpolator for an electronic musical instrument |
| US4702142A (en) * | 1986-04-17 | 1987-10-27 | Kawai Musical Instruments Mfg. Co, Ltd | Fundamental frequency variation for a musical tone generator using stored waveforms |
| US4697490A (en) * | 1986-05-29 | 1987-10-06 | Kawai Musical Instrument Mfg. Co., Ltd. | Musical tone generator using incremental harmonic variation |
| US4984496A (en) * | 1987-09-08 | 1991-01-15 | Allen Organ Company | Apparatus for deriving and replicating complex musical tones |
| JP3453044B2 (ja) * | 1997-06-25 | 2003-10-06 | 株式会社河合楽器製作所 | 楽音合成装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3908504A (en) * | 1974-04-19 | 1975-09-30 | Nippon Musical Instruments Mfg | Harmonic modulation and loudness scaling in a computer organ |
| US4085644A (en) * | 1975-08-11 | 1978-04-25 | Deutsch Research Laboratories, Ltd. | Polyphonic tone synthesizer |
| US4135427A (en) * | 1976-04-12 | 1979-01-23 | Deutsch Research Laboratories, Ltd. | Electronic musical instrument ring modulator employing multiplication of signals |
| US4122742A (en) * | 1976-08-03 | 1978-10-31 | Deutsch Research Laboratories, Ltd. | Transient voice generator |
| US4175464A (en) * | 1978-01-03 | 1979-11-27 | Kawai Musical Instrument Mfg. Co. Ltd. | Musical tone generator with time variant overtones |
| US4194426A (en) * | 1978-03-13 | 1980-03-25 | Kawai Musical Instrument Mfg. Co. Ltd. | Echo effect circuit for an electronic musical instrument |
| US4214503A (en) * | 1979-03-09 | 1980-07-29 | Kawai Musical Instrument Mfg. Co., Ltd. | Electronic musical instrument with automatic loudness compensation |
-
1980
- 1980-06-02 US US06/155,327 patent/US4273018A/en not_active Expired - Lifetime
-
1981
- 1981-05-29 JP JP8240381A patent/JPS5719797A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4273018A (en) | 1981-06-16 |
| JPS5719797A (en) | 1982-02-02 |
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