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| Number | Title | Issue Date |
| 4355559 | Electronic musical instrument An electronic musical instrument equipped with multiple musical tone signal generating channels, with an automatic play system which controls the tone generation of the musical tone signal generating channels on the basis of the automatic play data record... | 10/26/1982 |
| 4351221 | Player piano recording system A player piano recording system has photosensor flags secured to the undersides of the piano keys, vertical movement of which is detected by horizontally adjustable photosensors to produce "key played" and key velocity signals which supplied to a micropro... | 09/28/1982 |
| 4336935 | Musical game apparatus Disclosed is an electronic game apparatus that in its preferred embodiment may be used either to play a game of musical concentration or else as a musical instrument. The apparatus is provided with an on-off switch, four mode buttons and a 5 by 5 keyboard... | 06/29/1982 |
| 4328731 | Electronic tone generator An electronic tone generator capable of providing improved musical and tone quality by providing a primary melody and a secondary melody such as an accompaniment or the like is provided. The electronic tone generator of the instant invention is characteri... | 05/11/1982 |
| 4326276 | Musical door chime preferably also combined with a clock for annunciating the time A musical door chime which includes a repertoire of musical tunes one of which is played when a door pushbutton, preferably the front door pushbutton, is actuated. The musical tune which is played may be selected by means of a keyboard connected to a micr... | 04/20/1982 |
| 4287568 | Solid state music player using signals from a bubble-memory storage device A solid state music player for reproducing and playing stored digital information from a magnetic bubble-memory device, which has a magnetic bubble-memory module for receiving the bubble-memory device which contains the stored program. There is also a fun... | 09/01/1981 |
| 4271495 | Electronic clock with a chime system An electronic clock with a chime system has exclusively electronic processing for production of a variety of tone signal sequences consisting of known melodies or portions thereof and time-identifying sequences of strokes. The characteristic values of the... | 06/02/1981 |
| 4267586 | Electrophonic musical instrument An electrophonic musical instrument which can be of sufficiently small size to be incorporated in a portable electronic timepiece, having operating members which serve to input data corresponding to pitch and timing information for a sequence of musical n... | 05/12/1981 |
| 4250787 | Music tone generator A device for producing a plurality of musical tones comprises a programmed rectangular wave generator that produces a series of rectangular waves of the same amplitude for each tone. Each wave in each of the series of waves has a predetermined energy cont... | 02/17/1981 |
| 4215619 | System for recording and automatic playback of a musical performance A musical keyboard instrument is disclosed for recording and storing a musical performance and then automatically playing back the performance. As is conventional, a keyboard having a plurality of keys is provided, along with musical tone generators that ... | 08/05/1980 |
| 4215343 | Digital pattern display system A pattern display system is disclosed which includes a keyboard for the manual entry of data representative of the patterns to be displayed, a microcomputer for accepting the entry data and for controlling the display system, a random access memory for st... | 07/29/1980 |
| 4205576 | Automatic harmonic interval keying in an electronic musical instrument An electronic digital type organ having one or more keyboards generating two or more harmonically related tones in response to keying a melody monophonically on one of the keyboards. The harmonic tones may be of different tonal quality, so as to produce t... | 06/03/1980 |
| 4174652 | Method and apparatus for recording digital signals for actuating solenoid There is disclosed a method and apparatus for recording digital signals subsequent re-creation of a musical performance from the keyboard of an electronic player piano, wherein the notes are given a stretched effect before recording so as to eliminate the... | 11/20/1979 |
| 4160399 | Automatic sequence generator for a polyphonic tone synthesizer A sequence generator for a polyphonic tone synthesizer in which a repetitive sequence of musical notes or chords are generated automatically. During a Code mode of operation, each key operated on the keyboard causes an associated data word identifying the... | 07/10/1979 |
| 4114495 | Channel processor A channel processor capable of assigning a key code provided by a key coder and representing making (or breaking) of a key switch to one of a plurality of channels for storage therein and subsequently detecting breaking (or making) of the same key switch ... | 09/19/1978 |
| 4110750 | Programmable electronic door chime A programmable electronic door chime is disclosed. The door chime includes programming means to select any desired sequence of notes up to a given maximum which are sounded after momentarily closing a normally open push-button switch. The note sequence is... | 08/29/1978 |
| 4041825 | Keyboard assignment system for a polyphonic electronic musical instrument A keyboard assignment system for a polyphonic electronic musical instrument employs a small number (typically ten or twelve) of output channels each capable of storing a note identification code used to control generation of a corresponding tone. Output c... | 08/16/1977 |
| 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 |
| 3955459 | Electronic musical instrument An automatic performance system in an electronic musical instrument comprises circuits for forming digital performance information signals by converting the displacement of movable members operated according to the contents of a performance into digital s... | 05/11/1976 |
