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| Number | Title | Issue Date |
| 7347697 | Active connector Interconnection assemblies which adjust their alignment and performance through the use of control feedback from the data transferred through the assemblies. ... | 03/25/2008 |
| 7285712 | Method of dynamically determining a maximum polyphony number according to operation mode and smoothly changing polyphony number when switching operation modes A method of dynamically determining a maximum polyphony number is used in an electronic device, which has S tone generators. First, an operation mode of the electronic device is detected. Next, a residual computing power of the electronic device is obtained accordin... | 10/23/2007 |
| 7191126 | Sound encoder and sound decoder performing multiplexing and demultiplexing on main codes in an order determined by auxiliary codes A sound encoder and sound decoder that encode and decode, respectively, variable length codes on a frame by frame basis, the coding including main codes and auxiliary codes in which auxiliary codes are multiplexed or demultiplexed in a same fixed order to determine ... | 03/13/2007 |
| 7151432 | Circuit and method for a switch matrix and switch sensing Aspects of a switch matrix circuit are provided. In accordance with a circuit aspect, a plurality of switches are organized in a row and column configuration. Coupled to the plurality of switches is a current sensing circuit. The current sensing circuit includes a t... | 12/19/2006 |
| 7151216 | Solid body electric guitar having the capability of producing acoustic guitar sound The invention is an electric guitar. In detail, the guitar includes a solid body and neck portions. A pressure sensor is mounted at the junction of the body and neck, the pressure sensor having the sensor element in direct contact with the guitar. An electric circui... | 12/19/2006 |
| 7145070 | Digital musical instrument system The present invention provides an interactive multimedia apparatus (1, 11, 21) comprising a digital musical instrument (3, 14, 24, 41) and having a plurality of control members (42, 44, 45, 46) including at least one limited state (on/off) contr... | 12/05/2006 |
| 7127631 | Single wire serial interface utilizing count of encoded clock pulses with reset A single wire serial interface for power ICs and other devices is provided. To use the interface, a device is configured to include an EN/SET input pin. A counter within the device counts clock pulses sent to the EN/SET input pin. The output of the counter is passed... | 10/24/2006 |
| 7122731 | Musical information processing terminal, control method therefor, and program for implementing the method There is provided a musical information processing terminal that enables reproducing performance data and audio data that are transmitted and received between the musical information processing terminal such as a terminal for a teacher and a terminal for students th... | 10/17/2006 |
| 7026537 | Multiplexing system for digital signals formatted on different standards, method used therein, demultiplexing system, method used therein computer programs for the methods and information storage media for storing the computer programs A user is fingering a piece of music on an electronic piano in ensemble with the playback of a piece of music recorded in a compact disc; while the user is playing the piece of music, the electronic piano generates MIDI music data codes representative of the fingeri... | 04/11/2006 |
| 6961008 | Scan circuit and method for keyboard A keyboard scan circuit for a device receiving plural inputs simultaneously is provided. The scan circuit includes a plurality of keyboard input/output ports, each of which can be selected from a group consisting of an input mode, an output mode, and a floating mode... | 11/01/2005 |
| 6919524 | Movable contact assembly and remote controller with assembly A movable contact assembly includes a base having a sheet shape having a first surface and a second surface opposite the first surface, an operation portion projecting from the first surface of the base, an elastic portion having a domical shape and a elasticity for... | 07/19/2005 |
| 6815601 | Method and system for delivering music A system for delivering music is provided, which reduces further the data amount of music to be delivered. A music delivery subsystem, which generates a delivering data from an original music data including a voice data and a performance data, comprises a compressio... | 11/09/2004 |
| 6501011 | Sensor array MIDI controller A MIDI controller musical instrument (80) with buttons (34) on two sensorboards (54,56) for controlling musical notes. The buttons (34) are arranged such that the most harmonious note combinations are played by fingering the most proximate button (34) com... | 12/31/2002 |
| 6298107 | Narrowband digital cordless telephone with a logic high weak driver and a logic low strong driver for keypad interface A digital cordless telecommunications unit that serves for communications when paired with a similar unit and connected with a network is disclosed. The unit receives and transmits analog voice signals and also transmits digital baseband signals and recei... | 10/02/2001 |
| 6198035 | Musical sound signal generation apparatus There is disclosed a musical sound signal generation apparatus for creating vacant channels by monaural sounding, in which a left/right balance is maintained and the total sound volume can be increased. When there is a key-on, and there is no vacant chann... | 03/06/2001 |
| 6023018 | Effect adding apparatus and method When a plurality of different effects are added to a plurality of musical notes at the same time, the plurality of musical notes are divided into a plurality of groups for musical notes, and the groups of musical note waveforms are delivered on a time div... | 02/08/2000 |
| 5977468 | Music system of transmitting performance information with state information A music system is constructed by a transmitter for transmitting performance information and a receiver for receiving the performance information so as to reproduce music performance. In the transmitter, a first packet encoder packetizes the performance in... | 11/02/1999 |
| 5925842 | Electronic music tone generator with power saving control A waveform generator LSI generates waveform data in units of time slots corresponding to tone generation channels in accordance with tone control data assigned to the individual channels, and accumulates waveform data for the individual channels to form a... | 07/20/1999 |
| 5802187 | Two-channel programmable sound generator with volume control Disclosed is a programmable sound generator for generating digital outputs of tone and noise signals used for producing computer sound effects. The programmable sound generator includes at least two channels generating digital output serving as either ton... | 09/01/1998 |
| 5557057 | Electronic keyboard instrument An electronic musical instrument is designed in a generally guitar-shaped configuration with a fingerboard containing rows of keys replacing each string, one key for each string/fret position. Pressing on a key causes a signal to be provided to a central ... | 09/17/1996 |
| 5442125 | Signal processing apparatus for repeatedly performing a same processing on respective output channels in time sharing manner A signal processing apparatus according to the present invention is used as a sound source, an effecting machine and/or a communication equipment, which simultaneously generates or processes a plurality of musical tones and sounds on the basis of a plural... | 08/15/1995 |
| 5214230 | Musical tone data compensation apparatus A musical tone data compensation apparatus which detects chord components in a performance data stored in accordance with operation of a keyboard and modifies touch data of each tone composing a chord. New touch data are generated by compression or expans... | 05/25/1993 |
| 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 |
| 5202528 | Electronic musical instrument with a note detector capable of detecting a plurality of notes sounded simultaneously A voice input to a microphone is converted by an A/D converter to a digital signal which is then delivered to a DSP, which extracts the notes of the input voice for determining same. The processing by the DSP includes bandpass filtering with a frequency c... | 04/13/1993 |
| 5151554 | High speed switch scanning apparatus A key matrix scanning apparatus is provided. The key matrix comprises a plurality of switches which are arranged at intersections of a plurality of input signal lines and a plurality of output signal lines. The scanning apparatus repeatedly and quickly di... | 09/29/1992 |
| 5136913 | Play control device for electronic musical instrument A rhythm play control device for an electronic musical instrument stores the number of operations of a single operator, and includes a memory device and a central processing unit which responds thereto to perform a change of play mode of the instrument.... | 08/11/1992 |
| 5115705 | Modular electronic keyboard with improved signal generation An improved percussive action electronic keyboard for play as a musical instrument of the type having pivoted playing keys having camming surfaces distal from finger contact surfaces thereof, pivoted hammers having cam follower surfaces for following the ... | 05/26/1992 |
| 5107747 | Channel assigning device An electronic musical instrument with a channel assigning device which includes a characteristic information generating unit for generating characteristic information of musical tone envelopes, a sound radiation instructing unit for generating each musica... | 04/28/1992 |
| 4955278 | Optimization of waveform operation in electronic musical instrument An electronic musical instrument having a number of keys, having tone generators capable of simultaneous tone production, the tone generators being smaller in number than the number of keys. The instrument forms an operation for synthesizing a desired wav... | 09/11/1990 |
| 4953439 | Electronic musical instrument with quantized resistance strings For reading the frets of a stringed electronic musical instrument, a plurality of resistance wire strings are secured to a nut end and a bridge of the instrument, with the strings superposing in parallel relationship over a plurality of conducting frets m... | 09/04/1990 |
| 4747332 | Electronic musical instrument forming tones by wave computation An electronic musical instrument is provided of the type in which a musical tone signal is formed by executing computations according to a mathematical formula such as a frequency modulation formula. Tone formation of each of musical tone signals to be si... | 05/31/1988 |
| 4632001 | Polyphonic electronic musical instrument performing D/A conversion of tone waveshape data A tone generation circuit can generate digital tone signals in a plurality of channels on a time shared basis and these digital tone signals are supplied to a digital-to-analog converter provided commonly for the respective channels. The digital-to-analog... | 12/30/1986 |
| 4630520 | Guitar controller for a music synthesizer A guitar controller for an electronic music synthesizer utilizes a multiplexed string energization and fret acquisition system wherein a high impedance buffer allows voltages to be detected off the strings at the various frets without drawing current thro... | 12/23/1986 |
| 4573390 | Play data detecting system for electronic musical instruments A play data detecting system for an electronic musical instrument in which in the case of multiplexing together and scanning note select signals from key switches and function select signals from tablet switches and analog volumes, these signals are divid... | 03/04/1986 |
| 4539883 | Electronic musical instrument performing D/A conversion of plural tone signals This electronic musical instrument comprises digital tone generation circuits having a plurality of tone generation channels each being capable of selecting a tone color independently from other channels. In each of the tone generation circuits, digital t... | 09/10/1985 |
| 4524665 | Dynamic controller for sampling channels in an electronic organ having multiplexed keying The present invention is a circuit for controlling the sampling of plurality of channels in an electronic organ having multiplexed keying. The channels having information signals at a particular time period is sensed and used to address a memory. The memo... | 06/25/1985 |
| 4475428 | Pedal capture keyer system The present invention relates to a keyer capture system for an electronic keyboard musical instrument, such as an electronic organ. The system is particularly adapted for the situation wherein a relatively low number of notes are required to be captured a... | 10/09/1984 |
| 4475430 | Differential sampling circuit for improving signal to noise ratio in an electronic organ having multiplexed keying The present invention is a differential sampling circuit for improving the signal to noise ratio by eliminating d.c. level distortion in square wave signals used as components for forming a stairstep or bright wave signal in an electronic organ having mul... | 10/09/1984 |
| 4472991 | Key depression number processing system for keyboard circuit Key switches of a keyboard circuit are scanned by a counter which starts at a lower or upper limit value that is preset in the counter by a signal which also reverses the counting direction data from the counter, is provided to a first circuit having pres... | 09/25/1984 |
| 4470333 | Generation of musical tones from multiplexed serial data Multiplexed serial data from the keyboard of a musical instrument, such as an electronic organ, is delayed in a shift register to cause generation of musical tones related to the keyswitches closed on the keyboard and combined with the non-delayed serial ... | 09/11/1984 |
