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| Number | Title | Issue Date |
| 4526079 | Automatic rhythm performance device for electronic musical instruments An automatic rhythm performance device of an electronic musical instrument having an expression pedal is constructed of an operation amount detector, a rhythm selector, and a rhythm tone generator. The operation amount detector detects the operation amoun... | 07/02/1985 |
| 4526080 | Automatic rhythm performing apparatus An automatic rhythm performing apparatus capable of simultaneously producing a plurality of rhythmic tones having the optimum volume relationship irrespective of the total volume of the rhythmic tones. A plurality of rhythmic tone signal generating device... | 07/02/1985 |
| 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 of the musical tone waveform following the attack portion... | 06/25/1985 |
| 4515057 | Musical sound wave generating circuit for electronic musical instrument An electronic musical instrument having a keyboard has a sound wave-shape generating circuit comprised of a pitch ROM connected to the keyboard. A first selector is connected to the keyboard, and a second selector is connected to the pitch ROM. A drum rhy... | 05/07/1985 |
| 4478123 | Electronic equipment with tone generating function Electronic equipment having a tone generating function has a memory which stores rhythm patterns. Rhythm pattern data which is stored in the memory is sequentially read out by key-in operation at a key input section which selects a desired rhythm pattern.... | 10/23/1984 |
| 4467690 | Automatic rhythm performance device An automatic rhythm performance device is constructed of a rhythm pattern memory, an instrument memory and a rhythm tone generator. The rhythm pattern memory delivers a variety of rhythm patterns corresponding to the selected rhythm. The instrument memory... | 08/28/1984 |
| 4464966 | Rhythm data setting system for an electronic musical instrument Bar codes representing rhythm data corresponding to rhythm pattern, rhythm progression or a certain kind of rhythm are printed in relation to a musical score, and are read out by scanning with a bar code reader. The rhythm data thus read out are stored in... | 08/14/1984 |
| 4444081 | Arpeggio generating system and method In an electronic musical instrument, an apparatus and method are described for automatically generating arpeggios from selected chords while requiring only a minimum amount of performance sophistication and dexterity. In the preferred embodiment, a plural... | 04/24/1984 |
| 4440057 | Electronic musical instrument with improved input device A transparent operation plate is disposed on the operation panel of an input device in correspondence with tone information to be input. A pair of touch contacts are formed exposed on the surface of each transparent operation plate. A liquid crystal displ... | 04/03/1984 |
| 4419918 | Synchronizing signal generator and an electronic musical instrument using the same A synchronizing signal generator includes a tape recorder which is adapted to record click signals in response to actuations of a manual switch. Counting clock signals go on while the click recorded signals are reproduced, especially during a length of ti... | 12/13/1983 |
| 4344345 | Automatic rhythm accompaniment system An automatic rhythm accompaniment system comprises memory units storing a plurality of rhythm patterns and a designating switch for selecting a desired rhythm pattern. A memory unit is further contained in the system for previously storing chord progress ... | 08/17/1982 |
| 4336736 | Electronic musical instrument An electronic musical instrument in which rhythms are each subjected to digital processing and provided uniformly with out variations in volume and tone quality and respective envelope waveshapes are given different periods of attack and decay which are o... | 06/29/1982 |
| 4326441 | Automatic performance device An automatic performance device comprises a pattern memory for storing a plurality of performance patterns and a sequence memory for storing a pattern progression. The pattern progression is programable and is written in the sequence memory. The performan... | 04/27/1982 |
| 4305319 | Modular drum generator The present invention is an improved modular drum generator which plays a recorded drum beat and which may be used in combination with a plurality of identical, improved modular drum generators to provide an electronic percussion section. The improved mod... | 12/15/1981 |
| 4299154 | Electronic rhythm generator An electronic rhythm generator which comprises a large read only memory having a plurality of rhythm patterns and rhythm break patterns programmed therein, player operated selector switches for selecting a rhythm pattern and a break pattern, scanning circ... | 11/10/1981 |
| 4292874 | Automatic control apparatus for chords and sequences Electronic and logic circuitry for an automatic tonal bass rhythm accompaniment feature and an automatic chord feature in an electronic organ. Automatic bass rhythm accompaniment produces a pattern of notes based upon a tonic note selected by the instrume... | 10/06/1981 |
| 4282788 | Electronic musical instrument with automatic chord performance device An electronic musical instrument with an automatic chord performance device is of a type in which chord tones of plural series of different tone colors in different rhythm patterns are produced. This instrument employs a memory for storing a plurality of ... | 08/11/1981 |
| 4256005 | Rhythm generator A rhythm generator which is provided with a plurality of rhythm pattern memories, each storing one rhythm pattern and outputting the rhythm pattern in response to a rhythm clock, a bar counter for counting the number of bars with the rhythm clock, and mea... | 03/17/1981 |
| 4242936 | Automatic rhythm generator An automatic rhythm generator for use in an electronic organ is made more efficient, from the standpoint of rhythm pattern storage, by use of a zero suppression technique. Null instructions, the sole function of which is to allow a clock interval to pass ... | 01/06/1981 |
| 4240317 | Electronic musical instrument An electronic organ having an improved note generator, an improved control logic circuit for assigning note generators to generate output frequency signals corresponding to selected notes in accordance with the availability of the note generators, and an ... | 12/23/1980 |
| 4235142 | Electronic musical instrument of time-shared digital processing type An electronic musical instrument is of a time-shared digital processing type and capable of producing musical tones for a special performance. There are provided, at suitable time intervals, time periods in which no key code of a depressed key is produced... | 11/25/1980 |
| 4226155 | Music synthesizer A music synthesizer is disclosed which includes a keyboard for entering musical notes to be synthesized into the music synthesizer. The music synthesizer also includes a rhythm control arrangement, such as push buttons, for selecting prestored repetitive ... | 10/07/1980 |
| 4218949 | Master control LSI chip In an electronic organ or the like constructed of a plurality of large scale integrated circuit (LSI) chips, the present disclosure relates to a master control LSI chip having a counter providing multiplexing drive outputs and also having a read only memo... | 08/26/1980 |
| 4217804 | Electronic musical instrument with automatic arpeggio performance device An electronic musical instrument having a channel processor. The channel processor includes a tone production assignment circuit and an automatic arpeggio circuit. The tone production assignment circuit includes a key code memory circuit of a plurality of... | 08/19/1980 |
| 4217806 | Automatic rhythm generating method and apparatus in electronic musical instrument A read only memory is provided, which has a plurality of storing regions allotted for a plurality of kinds of rhythm patterns, each region having a plurality of addresses for storing, in an address sequence, a rhythm pattern of a shortest rhythm pattern u... | 08/19/1980 |
| 4216693 | Means for storing bass rhythm patterns In accordance with the present invention, twelve different partials for a bass rhythm pattern are stored in only four columns of a ROM (Read Only Memory). The first three columns comprise a straight binary encoding of six different partials including the ... | 08/12/1980 |
| 4186640 | Electronic musical instrument An electronic musical instrument comprises an automatic rhythm performance device, an automatic bass chord performance device and an automatic arpeggio performance device. Each device has its own start-stop control circuit and a control in/out terminal. W... | 02/05/1980 |
| 4186639 | Rhythm generator for electronic organ An electronic rhythm generator particularly suited for incorporation in an electronic organ. A counter, clocked by time sequential rhythm clock pulses, produces a cyclically repeating series of counts comprising binary words having a most significant bit ... | 02/05/1980 |
| 4183276 | Pedal teaching aid for an electronic musical instrument A pedal teaching system for an electronic musical instrument, specifically an electronic organ. In the rehearse mode of operation the system rhythmically energizes selected ones of a plurality of lights mounted above the pedal clavier to illustrate which ... | 01/15/1980 |
| 4154132 | Rhythm pattern variation device A rhythm pattern variation device which has an address counter for generating a memory read-out address signal in accordance with a rhythm clock, a memory for outputting a prestored rhythm pattern in accordance with the address signal, means for selective... | 05/15/1979 |
| 4135423 | Automatic rhythm generator An automatic rhythm generator of an electrical musical instrument including a rhythm pattern generator for rhythmically selecting for actuation different ones of a plurality of instrumentation circuits to be sounded and a strobe pulse generating circuit f... | 01/23/1979 |
| 4132139 | Rhythm selection switch assembly for electronic musical instruments A rhythm selection switch arrangement mounted on the operation panel of an electronic musical instrument. The switch arrangement comprises a plurality of on-off push changeover switches arranged successively and a changeover push switch disposed adjacent ... | 01/02/1979 |
| 4120225 | Method and apparatus for automatically producing in an electronic organ rhythmic accompaniment manual note patterns An electronic organ in which rhythmic note patterns can be played on the accompaniment manual by the depression of a single key. The organ includes a source of rhythmic pulses which may, for example, be taken from the pulse source of a conventional rhythm... | 10/17/1978 |
| 4062263 | Automatic rhythm performing apparatus A control circuit for controlling an automatic rhythm generating circuit of an automatic rhythm performance apparatus comprises a memory for controlling the rhythm start or stop operation of the automatic rhythm generating circuit by an output state, a rh... | 12/13/1977 |
| 4022097 | Computer-aided musical apparatus and method This disclosure is concerned with simplifying the performance of musical compositions and the like by triggering the release of successive electronically stored coded data corresponding to the successive notes of the musical composition and in accordance ... | 05/10/1977 |
| 4018122 | Electronic musical instrument with automatic bass accompaniment Twelve flip-flops each corresponding to one of the twelve keys within an octave are provided. Each is set by depression of one corresponding key in the accompaniment manual or simultaneous depression of more than one key in the manual for playing the melo... | 04/19/1977 |
| 4010667 | Rhythm unit with programmed envelope waveform, amplitude, and the like A rhythm unit produces repetitive pulses having one of a plurality of selectable predetermined time relations to each other for use as rhythm or accompaniment signals in an electronic organ or the like. Each of the pulses triggers operation of a modulator... | 03/08/1977 |
| 3958483 | Musical instrument rhythm programmer having provision for automatic pattern variation An automatic rhythm programmer for an electrical musical instrument which provides electrical pulses for actuating musical voice generators according to predetermined rhythmic patterns, having provision for introducing any one of several predetermined var... | 05/25/1976 |
| 3954038 | Electrical musical instrument with automatic sequential tone generation An electronic organ includes digital circuitry for automatically enabling in a sequential manner a plurality of gates to pass tone signals to a corresponding plurality of keyers. The sequential enabling is separately controllable by an arpeggio circuit, a... | 05/04/1976 |
