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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...
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 (...
7081579 Method and system for music recommendation  
An artificial intelligence song/music recommendation system and method is provided that allows music shoppers to discover new music. The system and method accomplish these tasks by analyzing a...
6906695 Touch control apparatus and touch control method that can be applied to electronic instrument  
A touch curve memory 110 stores therein a touch curve formed by velocity values corresponding to touch data generated by a keyboard device 20 . A correction coefficient generator 10 generates...
6798886 Method of signal shredding  
Methods for identifying the harmonic content of a single signal contained within a more complex signal and subsequently processing or separating signals contained within a complex mixture of...
6054646 Sound-based event control using timbral analysis  
Arbitrary input sounds are analyzed and the coefficients of a low-dimensional representation, such as LPC or MFCC, are determined as a measure of the timbre of the sounds. The coefficients can be...
6020550 Method for building a timbre sample databank for a waveform table  
An improved method for forming a timbre sample (Q sample) is described. A first Q sample is extracted. A fixed length of the first Q sample is extracted to form a first QL. A portion of the first Q...
5900568 Method for automatic sound synthesis  
A method for automatically adjusting the parameters of a synthesizer includes generating a first synthesized signal based on an initial set of synthesizer parameters, comparing the first...
5834672 Non-linear tone generator  
A method and apparatus for producing a tone (e.g. for music) without use of a waveform memory and using a feedback loop. The feedback loop includes a waveform generator which calculates, in real...
5283387 Musical sound generator with single signal processing means  
A single signal processor performs a pitch process which produces musical sound waveform data having a frequency corresponding to received pitch data, a filtering process for filtering 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...
5111727 Digital sampling instrument for digital audio data  
A digital sampling instrument for multi-channel interpolative playback of digital audio data stored in a waveform memory provides improved interpolation of musical sounds by using seven or eight...
5048390 Tone visualizing apparatus  
A tone visualizing apparatus for visualizing an inputted audio signal to thereby display an image corresponding to this audio signal includes at least a detector, image display (such as a CRT...
4991485 Scaling of each harmonic coefficient for electronic musical instrument  
A method of scaling a harmonic coefficient is employed, and envelope smaller in number than the number of harmonic orders are produced. One of the envelope is selected for each harmonic order and...
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...
4805509 Electronic musical instrument capable of storing and reproducing tone waveform data at different timings  
An electronic musical instrument has a memory capable of storing musical tone waveform data therein. A read circuit reads out the musical tone waveform data from the memory and supplies the readout...
4800794 Harmonic coefficient generator for 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. Musical waveshapes are generated by a...
4735123 Generation of time variant harmonies in an electronic musical instrument  
A keyboard operated musical instrument is disclosed in which musical tones having a variable spectral content are produced from waveshape data values that read out from a stored set of waveshape...
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...
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...
4649787 Ensemble tone generation in a 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...
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...
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...
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...
4601229 Polyphonic tone synthesizer with harmonic range selection  
In a keyboard operated electronic 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...
4579032 Computation time reduction in a polyphonic tone synthesizer  
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...
4549459 Integral and a differential waveshape generator for 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...
4526081 Extended harmonics 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. The first waveshape has a spectrum...
4502360 Harmonic selection coupling in an electronic musical instrument  
An electronic musical instrument of the type which synthesizes a musical waveshape from a preselected set of harmonic coefficients is disclosed in which the tonal effects of a set of intramanual...
4468996 Note group selectable musical effects 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. Logic is provided for generating a note range signal...
4467691 Selectable ensemble effect in an electronic musical instrument  
A keyboard operated electronic musical instrument is disclosed which has a number of tone generators which are assigned to actuated keyswitches. The tone generation is produced by sequentially and...
4467688 Polyphonic musical tone generator  
A keyboard operated electronic musical instrument is disclosed which has a number of tone generators that are assigned to actuated keyswitches. The tone generation is produced by sequentially and...
4464965 Autocorrelation tone generator for an electronic musical instrument  
A keyboard operated electronic musical instrument having a number of tone generators which are assigned to actuated keyswitches. A tone selection means is implemented comprising an autocorrelation...
4458572 Tone color changes in an electronic musical instrument  
An electronic musical instrument having two keyboards is disclosed in which chords detected on the accompaniment keyboard are used to vary the selected tone color of the tones played on the solo...
4446769 Combination tone generator for a musical instrument  
A keyboard operated electronic musical instrument in which a number of tone generators are assigned to actuated keyswitches in which provisios are incorporated for simultaneously generating a...
4421002 Adaptive accompaniment tone color for an electronic musical instrument  
In a musical instrument having a solo and accompaniment keyboard apparatus is provided whereby an accompaniment tone color is generated which adaptively complements selected solo tones. The first...
4416180 Wave synthesizing apparatus  
A waveform synthesizing apparatus is provided for producing a desired synthesized waveform by adding partial waveforms together. In this apparatus, the times within a cycle wherein a fundamental...
4398442 Automatic adaptive selection of accompaniment tone controls for an electronic musical instrument  
In a musical instrument having a solo and accompaniment keyboard apparatus is provided whereby an accompaniment tone color is selected which adaptively complements selected solo tones. The first...
4387622 Musical tone generator with independent time varying harmonics  
In a musical instrument having one or more tone generators in which a plurality of data words corresponding to the amplitudes of a corresponding number of evenly spaced points defining the waveform...
4385542 Acoustic tone synthesizer for an electronic musical instrument  
In a musical instrument having one or more tone generators in which a plurality of data words corresponding to the amplitudes of points defining the waveform of a musical tone are computed and...
4348928 Electronic musical instrument  
An electronic musical instrument of digital processing in which required musical waveshape data are calculated by a tone control device to obtain a complex musical waveshape and the complex musical...
4331058 Adaptive accompaniment level in an electronic musical instrument  
A keyboard operated electronic musical instrument having a number of keyboards in which the loudness balance of the accompaniment keyboards are adaptively maintained at a preselected loudness ratio...
4300434 Apparatus for tone generation with combined loudness and formant spectral variation  
In a musical instrument having one or more tone generators in which a plurality of data words corresponding to the amplitudes of a corresponding number of evenly spaced points defining the waveform...
4286491 Unified tone generation in a polyphonic tone synthesizer  
In a musical instrument having one or more tone generators in which a plurality of data words corresponding to amplitudes of a corresponding number of evenly spaced points defining the waveform of...
4270430 Noise generator for a polyphonic tone synthesizer  
In an electronic musical instrument apparatus is provided for producing a noise-like signal suitable for a variety of musical effect such as the imitation of percussive musical instruments. A noise...
4257304 Simultaneous voice pitches in a polyphonic tone synthesizer  
In a musical instrument having one or more tone generators in which a plurality of data words corresponding to the amplitudes of a corresponding number of evenly spaced reference points defining...
4257303 Electronic musical instrument of partials synthesis type  
An electronic musical instrument of a partials synthesis type and the partials are processed in a time division multiplex fashion. One cycle of the time division multiplex sequence consists of a...
Matches 1 - 50 out of 64 1 2 >