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| Number | Title | Issue Date |
| 7339105 | Automatic musical performance device Provide an automatic musical performance device, which is capable of giving a concert magic function in an acoustic instrument with a feeling of normally playing the acoustic instrument. A time period Tv between two points, and a tempo Tmp found based on a ti... | 03/04/2008 |
| 7312390 | Automatic music playing apparatus and computer program therefor An external storage device stores automatic music playing data files, each file including data of a progression of musical notes constituting a performance of a music piece, and registration data files, each file including data of a set of parameters to determine th... | 12/25/2007 |
| 7053291 | Computerized system and method for building musical licks and melodies The present invention implements a method that can most easily be thought of as having three major components. They are creating, building, and maintaining musical licks or melodies. Several unique algorithms along with other application functionality, including MID... | 05/30/2006 |
| 6998528 | Multi-channel nonlinear processing of a single musical instrument signal Multiple channels simultaneously provide multiple, modified digital audio signals, respectively, based on the same digital audio input signal. Each channel has a respective nonlinear effects section to apply a nonlinear transfer function, such as one that emulates a... | 02/14/2006 |
| 6881891 | Multi-channel nonlinear processing of a single musical instrument signal Multiple channels simultaneously provide multiple, modified digital audio signals, respectively, based on the same digital audio input signal. Each channel has a respective nonlinear effects section to apply a nonlinear transfer function, such as one that emulates a... | 04/19/2005 |
| 6867360 | Electronic musical instrument, difference tone output apparatus, a program and a recording medium An electronic musical instrument according to the invention stores a difference tone identifying table which associates musical sounds of different pitches with a difference tone perceived from the musical sounds of different pitches. Receiving an instruction to sim... | 03/15/2005 |
| 5864079 | Transposition controller for an electronic musical instrument An electronic musical instrument has a means used by a player to set a key name to which transposition is to be made and a part number to designate a transposition excluding part. Tone data in parts other than the transposition excluding part are exclusiv... | 01/26/1999 |
| 5741992 | Musical apparatus creating chorus sound to accompany live vocal sound A chorus apparatus creates an artificial chorus sound in parallel to a live vocal sound. A pickup collects a live vocal sound and converts the collected live vocal sound into a corresponding vocal sound signal. A generator device generates a chorus sound ... | 04/21/1998 |
| 5652402 | Electronic musical instrument capable of splitting its keyboard correspondingly to different tone colors In an electronic musical instrument, a complete range of a keyboard can be split into at least two registers, so that a different kind of tone color can be assigned to each of two registers. The electronic musical instrument provides at least four tone-co... | 07/29/1997 |
| 5583308 | Musical effects apparatus and tone control process for a musical instrument In an automated system for learning to play a musical instrument, music data and tone control data for a musical composition of an exemplary musical instrument is stored in machine readable form. An audio signal generated by a musical instrument being pla... | 12/10/1996 |
| 5473107 | Electronic musical instrument controlling impartment or non-impartment of effect in synchronization with start of tone generation A selector is provided for selecting a predetermined effect. Instruction as to whether this effect should be imparted or not is not made instantly in response to an output of this selector but made in association with instruction of start of tone generati... | 12/05/1995 |
| 5278349 | Method of controlling musical tone generation channels in an electronic musical instrument An apparatus for controlling a musical tone in an electronic musical instrument which has a plurality of keys and a plurality of tone generation channels, the apparatus includes a detecting device for detecting a depression state of the plurality of keys,... | 01/11/1994 |
| 5220121 | Melody supplement control apparatus A melody supplement control apparatus is disclosed wherein supplementary tones for melody tones are produced according to predetermined rules, and the degree of the addition of the aforesaid supplementary tones to the aforesaid melody tones is determined ... | 06/15/1993 |
| 5214229 | Electronic musical instrument with tone color setting switches An electronic musical instrument capable of generating musical sounds of a plurality of tone colors simply by designating a plurality of tone colors simultaneously in the tone color switches. The tone color switches may be provided in a front panel adjace... | 05/25/1993 |
| 5159142 | Electronic musical instrument with lone modification for polyphonic effect A performance apparatus for producing a mixed musical tone signal having a comparator and a modulator. The comparator detects key data corresponding to musical tones having the same pitch and the same or similar tone colors from key data of musical tones ... | 10/27/1992 |
| 5070756 | Ensemble tone color generator for an electronic musical instrument An electronic musical instrument having a key-depression-detecting circuit for detecting a depressed key on a keyboard and for generating tone-pitch data corresponding to the depressed key, a tone-color-designating circuit for sequentially designating a d... | 12/10/1991 |
| 4590838 | Electronic musical instrument An electronic musical instrument employs a novel technique to produce a musical sound. A major part of a musical sound producing section of the electronic musical instrument is constructed by digital circuitry which is well adapted for an LSI fabrication.... | 05/27/1986 |
| 4552051 | Electronic musical instrument with key touch detector and operator member In an electronic musical instrument comprising a keyboard including a plurality of keys, a tone signal generator for producing a musical tone signal corresponding to a depressed key, a key touch detector for generating a key touch signal concerning a key ... | 11/12/1985 |
| 4499808 | Electronic musical instruments having automatic ensemble function One or a plurality of tones having a predetermined interval relation in terms of degrees with reference to tones produced by depressed keys of a keyboard are automatically selected from among diatonic scale tones of a performed tonality and the selected t... | 02/19/1985 |
| 4498364 | Electronic musical instrument An electronic musical instrument in which a pair of frequency numbers consisting of a note frequency number corresponding to the pitch of each note and an auxiliary frequency number slightly different from the note frequency number are provided for each n... | 02/12/1985 |
| 4450742 | Electronic musical instruments having automatic ensemble function based on scale mode An electronic musical instrument comprises a keyboard for performing a melody, a chord performing means, tonality designating means for designating a tonality of a music to be performed, melody mode judging means for judging the melody mode of the music b... | 05/29/1984 |
| 4450746 | Flute chorus generator for a polyphonic tone synthesizer A keyboard operated electronic musical instrument in which a number of tone generators are assigned to actuated keyswitches in which a flute chorus of similar tones at preselected pitch footages are generated by implementing a discrete Fourier transform e... | 05/29/1984 |
| 4429606 | Electronic musical instrument providing automatic ensemble performance A duet interval data memory includes tables each of which corresponds to a particular chord type and prestores a plurality of duet interval data. One of the tables is selected in accordance with the type of a chord being played in a lower keyboard. A note... | 02/07/1984 |
| 4388850 | Multiple octave generator tuning system A multiple octave generator system for providing tones in an electronic organ permits the production of both ensemble and celeste effects by providing the appropriate amounts of detuning among cascaded ranks of divide-by-two locked octave type tone genera... | 06/21/1983 |
| 4384505 | Chorus generator system A string chorus generator in an electronic musical instrument that accepts a single audio input signal, applies it to three separate delay lines, and provides delay modulated outputs to be used in producing an ensemble musical effect resembling a group of... | 05/24/1983 |
| 4379422 | Polyphonic electronic music system Simultaneously played notes on a keyboard are automatically provided with different voice timbres. The assignment of voices to notes is by relative frequency-scale position within the chord. If four or more notes are played, the notes are scanned along th... | 04/12/1983 |
| 4369336 | Method and apparatus for producing two complementary pitch signals without glitch Chorus effect for an original audio signal is developed by forming a complementary pair of signals from the original. The original signal is stored at a write rate (fc), then, after a delay, strobed to a pair of FIFO registers, one strobe at a ... | 01/18/1983 |
| 4366738 | Multiplexing system for organ having plural manuals An electronic organ, particularly of the institutional type employing classical voicing, having Swell and Great manuals as well as a full pedalboard wherein the manuals and pedalboard are multiplexed simultaneously to produce a plurality of synchronized s... | 01/04/1983 |
| 4353279 | Apparatus for producing ensemble tone in an electric musical instrument An ensemble effect is produced in a digital tone generator by providing a master data set of words having values corresponding to the relative amplitudes of equally spaced points along one cycle of a waveform of a musical tone in which the fundamental fre... | 10/12/1982 |
| 4342247 | Production of detuning effects in an electronic musical instrument A detuning control circuit is provided for producing a pitch variation effect in an electronic musical instrument. The instrument includes at least one integrated circuit tone generator chip having at least one tone generator and a detuning circuit respon... | 08/03/1982 |
| 4342248 | Orchestra chorus in an electronic musical instrument A keyboard operated electronic musical instrument in which a number of tone generators are assigned to actuated keyswitches. When a keyswitch is actuated, a tone generator is assigned with a musical waveshape selected from a library of waveshapes which ar... | 08/03/1982 |
| 4291603 | Electronic organ An electronic organ has a tone generating system for producing tones corresponding to notes of a musical scale. The tones and combinations thereof are selectable to provide different characteristics or "voices" which duplicate the various voices which are... | 09/29/1981 |
| 4262575 | Quasi-random phase shift system for an electronic musical instrument An electronic musical instrument employing top octave synthesizer circuits (TOS circuits) for generating the musical tones to be reproduced by the instrument employs a single master oscillator common to all of the top octave synthesizer circuits for suppl... | 04/21/1981 |
| 4242935 | Musical tone generator system using multiple frequency synthesizers For generating tones in an electronic musical instrument, there are provided multiple master frequency sources, a different source for each octave, differing in frequency from each other by a factor which differs from two by at least one semitone, each of... | 01/06/1981 |
| 4215616 | Asynchronous tone generator In an electronic organ of the time-sharing type, a single clock source drives a number of variable divisor frequency dividers which are assigned different divisor values to produce different musical tones at different times. In order to prevent phase sync... | 08/05/1980 |
| 4205580 | Ensemble effect in an electronic musical instrument An ensemble effect is produced in a digital tone generator by providing a master data set of words having values corresponding to the relative amplitudes of equally spaced points along one cycle of the waveform of the audio tone. These values are transfer... | 06/03/1980 |
| 4112803 | Ensemble and anharmonic generation in a polyphonic tone synthesizer A musical ensemble effect results when two tones slightly out-of-tune with respect to each other are sounded together upon selection of a single instrument key. Herein, apparatus is disclosed for producing an ensemble effect in a polyphonic tone synthesiz... | 09/12/1978 |
| 4084471 | Circuit arrangement for obtaining a chorus effect A circuit arrangement for generating the tones of a tonal scale includes a master oscillator and a number of sets of frequency converters. The output signals of each set of frequency converters forms each of the tones of an octave. A frequency shifter is ... | 04/18/1978 |
| 4073209 | Method and circuitry for digital-analog frequency generation A method and circuitry for frequency generation, especially for electronic organs, in which a digital signal is developed by the actuation of an element such as a key of an organ keyboard. The digital signal is converted to a respective voltage signal and... | 02/14/1978 |
| 3978755 | Frequency separator for digital musical instrument chorus effect To provide a chorus effect in a digital musical instrument frequency separation between tones read out of two or more memories is effected by modifying the coded digital number which controls the rate of change of voice addresses in a memory by a predeter... | 09/07/1976 |
