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7626113 Tone data generation method and tone synthesis method, and apparatus therefor  
Based on the understanding that time-varying characteristics of a tone element, such as an amplitude and pitch, in waveform data acquired through a live performance of a musical instrument include...
7598447 Methods, systems and computer program products for detecting musical notes in an audio signal  
Methods, system and/or computer program products for detection of a note include receiving an audio signal and generating a plurality of frequency domain representations of the audio signal over...
7373209 Sound features extracting apparatus, sound data registering apparatus, sound data retrieving apparatus, and methods and programs for implementing the same  
The present invention implements a method and an apparatus for retrieving a sound data desired by the user on the basis of its subjective impression over the sound data. The subjective impression...
7211721 System and methods for memory-constrained sound synthesis using harmonic coding  
Systems ( 100 or 300 ) and methods ( 400 or 500 ) are provided for selecting a post-compression waveform from a post-compression waveform table ( 106 ) and supplying it to a synthesis engine (...
7124084 Singing voice-synthesizing method and apparatus and storage medium  
There are provided a singing voice-synthesizing method and apparatus capable of performing synthesis of natural singing voices close to human singing voices based on performance data being input in...
6873955 Method and apparatus for recording/reproducing or producing a waveform using time position information  
Partial waveform data representative of a waveform shape variation are extracted from supplied waveform data, and the extracted partial waveform data are stored along with time position information...
6667433 Frequency and phase interpolation in sinusoidal model-based music and speech synthesis  
A quadratic phase interpolation method for synthesis of musical tones incorporates both phase and frequency measurements at the boundaries of a data frame using a weighted least square algorithm...
6476308 Method and apparatus for classifying a musical piece containing plural notes  
The present invention is directed to classifying a musical piece based on determined characteristics for each of plural notes contained within the piece. Exemplary embodiments accommodate the fact...
6235980 Apparatus and method for generating waveform data for musical tone signal generating apparatus  
A synthesized strong hit waveform data is generated by synthesizing a strong hit amplitude component separated from a strong hit waveform data generated based on tone of a strong play and a weak...
6160214 Non-consonance generating device and non-consonance generating method  
Harmonic signals of frequencies have a relation fn=f1*n* √1+C*n 2 /√1+C where C is a constant and n is a harmonic number relative to the fundamental frequency f1, are generated and synthesized...
6111183 Audio signal synthesis system based on probabilistic estimation of time-varying spectra  
The present invention describes methods and means for estimating the time-varying spectrum of an audio signal based on a conditional probability density function (PDF) of spectral coding vectors...
6101469 Formant shift-compensated sound synthesizer and method of operation thereof  
For use in a synthesizer having a wave source that produces a periodic wave, frequency shifting circuitry for frequency-shifting the periodic wave and waveshaping circuitry for transforming the...
6096960 Period forcing filter for preprocessing sound samples for usage in a wavetable synthesizer  
A nonperiodic waveform is forced to a periodic character to facilitate looping of the waveform without introducing audible, and thus objectionable, sound artifacts. Nonperiodic waveforms are...
5998725 Musical sound synthesizer and storage medium therefor  
A musical sound synthesizer generates a predetermined singing sound based on performance data. A compression device determines whether each of a plurality of phonemes forming the predetermined...
5969284 Music apparatus using boolean and numerical parameters settable by manipulator  
A parameter setting apparatus is provided in an electronic music instrument for editing a configure of parameters in accordance with a manipulation amount to set a tone generator which creates a...
5936182 Musical tone synthesizer for reproducing a plural series of overtones having different inharmonicities  
A musical sound synthesizing apparatus synthesizes plural-series overtones having different inharmonicity and amplitude level so as to generate a musical sound close to a natural sound....
5880392 Control structure for sound synthesis  
An improved control structure for music synthesis is provided in which: 1) the sound representation provided to the adaptive function mapper allows for a greatly increased degree of control over...
5872727 Pitch shift method with conserved timbre  
An improved method for shifting the pitches of a tone is disclosed. It comprises: (a) subjecting a digitized original waveform to a whitening process using an all-zero filter (AZF) to obtain a...
5777249 Electronic musical instrument with reduced storage of waveform information  
An electronic musical instrument comprises an analysis section, an excitation-waveform memory and a synthesis section. In the analysis section, difference data, which are calculated between...
5744742 Parametric signal modeling musical synthesizer  
A parametric signal modeling musical tone synthesizer utilizes a multidimensional filter coefficient space consisting of many sets of filter coefficients to model an instrument. These sets are...
5734118 MIDI playback system  
A MIDI playback system is described in which a sequencer is characterized by: logic for generating a sequence of events, the sequence comprising groups of events, each group comprising events to be...
5684260 Apparatus and method for generation and synthesis of audio  
The method of the present invention preferably receives a predetermined number of input values or data from which it may be determined which one of a predetermined number of modulator waveforms is...
5665931 Apparatus for and method of generating musical tones  
According to the invention, formant waveform signals which are waveforms synthesized from frequency components corresponding to formants of musical tones, are stored and read out or generated. When...
5641929 Apparatus for and method of generating musical tones  
Ratios of frequencies of frequency components of formant waveform signals are changed, and consonance of frequency components of a musical tone is controlled. Moreover, amplitudes, frequencies or...
5627334 Apparatus for and method of generating musical tones  
The content of component waveforms of at least one signal is changed in a variety of ways among the formant center signals that are synthesized with the formant waveform signals, making it possible...
5550320 Electronic sound generating device for generating musical sound by adding volume fluctuation to predetermined harmonics  
An electronic sound generating device is proposed which can generate sound that is complex, profound and high in fidelity to acoustic sound. Sound of the acoustic instruments consists of a...
5536902 Method of and apparatus for analyzing and synthesizing a sound by extracting and controlling a sound parameter  
Analysis data are provided which are indicative of plural components making up an original sound waveform. The analysis data are analyzed to obtain a characteristic concerning a predetermined...
RE34481 Electronic musical instrument  
An electronic musical instrument includes circuitry for modifying an ordinary address signal which changes at a uniform rate over one cycle of a waveform, into a modified address signal whose rate...
5218155 Tone signal processing apparatus for PCM waveform interpolation and filtering  
A tone signal processing apparatus for time-divisionally reading out tone signal waveforms in units of different channels from a waveform memory for storing a plurality of kinds of tone signal...
5187314 Musical tone synthesizing apparatus with time function excitation generator  
A musical tone synthesizing apparatus generates musical tones by simulating the tone generation construction of a plucked-stringed instrument or string-striking type stringed instrument. The...
5117726 Method and apparatus for dynamic MIDI synthesizer filter control  
A method and apparatus are disclosed for the dynamic control of a MIDI synthesizer filter. A digital filter controlled by a plurality of filter coefficients is preferably coupled to the output of...
4922795 Tone signal forming device  
A parameter generation circuit sequentially generates different tone forming parameters by timewise changing them in a predetermined sequence. A sequence control circuit performs a control so as to...
4905562 Method for deriving and replicating complex musical tones  
A method for achieving the effect of air movement in instruments during replication and sounding of complex musical instruments by separating unstable frequency components, the quasi-periodic...
4702142 Fundamental frequency variation for a musical tone generator using stored waveforms  
A keyboard operated musical instrument is disclosed in which musical tones are created by reading out data values stored in a waveshape memory. The number of stored data points is reduced by...
4697490 Musical tone generator using incremental harmonic variation  
A keyboard operated musical instrument is disclosed in which musical tones are created by computing waveshapes from a set of harmonic coefficients. Tones with time variant spectra are obtained by...
4679480 Tone signal generation device for changing the tone color of a stored tone waveshape in an electronic musical instrument  
A first waveshape memory stores a full waveshape of a tone from the start to the end of sounding of the tone or a portion thereof in plural periods. A second waveshape memory stores waveshape data...
4677889 Harmonic interpolation for producing time variant tones in an electronic musical instrument  
A keyboard operated electronic musical instrument is disclosed which has a number of tone generators that are assigned to actuated keyswitches. Musical tones are produced by computing a master data...
4656912 Tone synthesis using harmonic time series modulation  
A keyboard operated electronic musical instrument is disclosed which has a number of tone generators that are assigned to actuated keyswitches. Musical tones are produced by computing a master data...
4646612 Musical tone signal generating apparatus employing sampling of harmonic coefficients  
In a musical tone signal generating apparatus of a harmonic combination system, the coefficient values of a continuous harmonic to be formed are discretely sampled. Among the sampled values, the...
4646608 Phased memory addressing for noise reduction in an electronic musical instrument  
In a musical instrument in which a plurality of data words corresponding to the amplitudes of a corresponding number of evenly spaced points defining a cycle of an audible musical waveform are...
4643067 Signal convolution production of time variant harmonics in an electronic musical instrument  
A keyboard operated electronic musical instrument is disclosed which has a number of tone generators each of which is assigned to an actuated keyswitch. The generated musical waveshapes are...
4638709 Electronic musical instrument with temporal variation data generating circuit and interpolation circuit  
In an electronic musical instrument which generates a musical waveform by calculating the waveform amplitude value at each sample point through Fourier synthesis, temporal variations of the musical...
4638707 Data mask tone variation in an electronic musical instrument  
A keyboard operated electronic musical instrument is disclosed which has a number of tone generators that are assigned to actuated keyswitches. The generated musical tones are selectively varied in...
4638706 Electronical musical instrument with note frequency data setting circuit and interpolation circuit  
In an electronic musical instrument which generates a musical waveform by calculating the waveform amplitude value at each sample point through Fourier synthesis, note-range variations of the...
4633749 Tone signal generation device for an electronic musical instrument  
A musical tone signal generator for an electronic musical instrument is constructed by a waveshape generator, a function generator and an interpolator. The waveshape generator successively...
4608903 Single side-band harmonic extension in a polyphonic tone synthesizer  
A keyboard operated musical instrument is disclosed in which a musical tone having an extended range of harmonics is produced by combining two waveshapes at different fundamental frequencies. The...
4584922 Electronic musical instrument  
In an electronic musical instrument, a tone generation designating circuitry provides, upon depression of each playing key, a set of parameter signals designating properties such as pitch and...
4524666 Musical tone forming system  
A musical tone forming system includes a waveform storage device for storing data representative of an attack portion of a musical tone waveform and data representative of part of the other portion...
4471681 Electronic musical instrument capable of producing a musical tone by varying tone color with time  
Each one of a plurality of harmonic components is multiplied with a first amplitude coefficient to form a plurality of harmonic components corresponding to a musical tone signal having a desired...
4466325 Tone synthesizing system for electronic musical instrument  
A tone synthesizing system which prevents the dynamic range from becoming unduly wide with an increase in the number of tone tablet switches being selected concurrently in an electronic musical...
Matches 1 - 50 out of 101 1 2 3 >