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| Number | Title | Issue Date |
| 7476797 | Resonance generator According to which a damper is operated before or after keying, one of two resonances is generated. A second waveform storage 18 storing original waveform data of a first resonance based on a music sound including an impact sound of keying according to a befo... | 01/13/2009 |
| 7440577 | Methods and apparatus for automatic mixing of audio signals Methods and apparatus for automatically mixing a plurality of audio channels by adjusting respective gains of the audio channels using a control signal based on an aggregate of input levels of respective audio signals of the audio channels; and reducing the gain of ... | 10/21/2008 |
| 7436970 | Multi-mode led indicators for recording devices A method and apparatus for indicating the status of a track in a multi-track recorder is described. An indicator light capable of outputting different colored lights is used to indicate the status of a track in the multi-track recorder. The color and the blinking se... | 10/14/2008 |
| 7433745 | Digital mixing system with dual consoles and cascade engines A method is designed for controlling a total mixing system including a first mixing system and a second mixing system, which are operated in a linked manner. In the method, the first mixing system stores first scene data specifying contents of a mixing process match... | 10/07/2008 |
| 7329811 | Musical sound generation device capable of effectively utilizing the access timing for an unused slave sound source A musical tone generating apparatus, which is capable of effectively utilizing the access timing for an unused slave sound source, is provided. The musical tone generating apparatus is composed of a master sound source 1000, which comprises a mode swit... | 02/12/2008 |
| 7330769 | Parameterized interactive control of multiple wave table sound generation for video games and other applications In the context of a video game, multimedia presentation or other application, multiple sound sample files are read out simultaneously and mixed together. The volumes and/or pitches of the wave tables are parameterized to allow a single parameter (e.g., power, intens... | 02/12/2008 |
| 7305097 | Controlling fading and surround signal level Systems and techniques for controlling a surround sound system having multiple input signals and multiple spatially diverse transducers may include defining a first control region and a second control region. When operating in the first control region, a first set o... | 12/04/2007 |
| 7304232 | Joystick gain control for dual independent audio signals A joystick control (20) mounted on the body (12) of an electric guitar (11) adjacent to the customarily picked section of the strings (16) provides convenient simultaneous independent gain control of two pickup signals. A pick may be held... | 12/04/2007 |
| 7233832 | Method and apparatus for expanding audio data Systems implementing the invention allow a user to time stretch an audio track without changing the pitch of the sound, and to produce optimal audible qualities of the output signal. The approach utilized in the invention relies on providing several time stretching ... | 06/19/2007 |
| 7215271 | Method and apparatus for forming transient response characteristics Transient response generating circuit A has a first circuit 3 that generates transient response OUT1 in a first polarity direction, a second circuit 4 that generates transient response OUT2 in a second polarity direction opposite to the f... | 05/08/2007 |
| 7208672 | System and method for structuring and mixing audio tracks A system for creating a variation of an audio track from audio building blocks is presented, where track variation may be created during a live performance. Two or more of the presented systems may be coupled to automatically maintain a beat mix between two or more ... | 04/24/2007 |
| 7149314 | Reverberation processor based on absorbent all-pass filters A reverberation processor includes a chain of absorbent all-pass filters and an absorbent delay line. The decay time can be precisely controlled by controlling the magnitude of the attenuation in the absorbent delay lines. Further, each absorbent delay line includes... | 12/12/2006 |
| 6945784 | Generating a musical part from an electronic music file Generating a pitched musical part from an electronic music file comprised of instrumental parts includes generating a control stream that indicates which of the instrumental parts has a highest value for a period of time, selecting one of the instrumental parts for ... | 09/20/2005 |
| 6940599 | Envelope functions for modulation spectroscopy A spectrometer and spectrometry method comprising modulating a light source with a carrier waveform multiplied by an envelope function, directing light from the light source through a sample region and to a photodetector, and demodulating current from the photodetec... | 09/06/2005 |
| 6919502 | Musical tone generation apparatus installing extension board for expansion of tone colors and effects A musical tone generation apparatus is basically configured by a main sound source device installing an extension board. Herein, the main sound source device is configured by a CPU, memories, operators, a music synthesizer, a mixer, an effector and a sound system, w... | 07/19/2005 |
| 6849795 | Controllable frequency-reducing cross-product chain This invention provides a signal processing and signal synthesis technique from a family of signal processing and signal synthesis techniques designed to readily interwork or be used individually in creating new forms of rich musical timbres. A real-time controllabl... | 02/01/2005 |
| 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 |
| 6806413 | Oscillator providing waveform having dynamically continuously variable waveshape An oscillator for digital music synthesis that provides a smooth waveform that is rich in harmonic content and whose shape is continuously and dynamically variable over a wide range of harmonically rich shapes. The oscillator is efficient in that it generates the sh... | 10/19/2004 |
| 6678380 | Audio system An audio system includes a circuit (12) for processing an audio signal, this circuit (12) having an input (20) for receiving the audio signal and an output (26) for supplying an output signal. The circuit (12) further includes a harmonics generator (22) c... | 01/13/2004 |
| 6548749 | Electronic musical instrument and tone volume control method Multipliers respectively multiply a tone signal supplied from a sound source and a tone signal corrected by a filter according to hearing correction characteristics by balance control coefficients generated by a control coefficient generator based on tone... | 04/15/2003 |
| 6479739 | Method of controlling tone generating drivers by integrating driver on operating system A method is designed for controlling a plurality of tone generating drivers by an integrating driver installed in an operating system to generate music tones according to performance data created by a music application software. In the method. the perform... | 11/12/2002 |
| 6456718 | Audio system An audio system includes a circuit (12) for processing an audio signal, this circuit (12) having an input (20) for receiving the audio signal and an output (26) for supplying an output signal. The circuit (12) further includes a harmonics generator (22) c... | 09/24/2002 |
| 6438241 | Multiple driver rotary control for audio processors or other uses A rotary control for control surface on a processor, like on a large scale audio mixer or other system, includes an illuminated display for angular position, such as lights arranged in an arcuate pattern indicating the value of a parameter by an angular p... | 08/20/2002 |
| 6317503 | Multi-mode LED indicator for recording services A method and apparatus for indicating the status of a track in a multi-track recorder is described. An indicator light capable of outputting different colored lights is used to indicate the status of a track in the multi-track recorder. The color and the ... | 11/13/2001 |
| 6288320 | Electric musical instrument An electric musical instrument is provided, which enables rich and diverse expressions to be achieved in musical performance. A driving member drives a tone generating source. A driving member-side signal generator obtains a signal from the driving member... | 09/11/2001 |
| 6271454 | Method of controlling tone generating drivers by integrating driver on operating system A method is designed for controlling a plurality of tone generating drivers by an integrating driver installed in an operating system to generate music tones according to performance data created by a music application software. In the method, the perform... | 08/07/2001 |
| 6259014 | Additive musical signal analysis and synthesis based on global waveform fitting This application describes a method for musical signal analysis and synthesis using global waveform fitting (GWF). GWF uses a sinusoidal model with quadratic phase. GWF tries to fit the entire data record (signal waveform) to the assumed signal model. The... | 07/10/2001 |
| 6184455 | Tone generating method and device For a given tone generating channel, tone waveform sample data corresponding to a plurality of sampling cycles (e.g., 100 samples) are arithmetically formed collectively. Once performance information such as MIDI event data is supplied to a tone generator... | 02/06/2001 |
| 6143974 | Method for additive synthesis of sound This invention provides a method of additive synthesis of sound wherein the amplitude A of a plurality of harmonics having frequency n*f, where f is the fundamental frequency and n is the harmonic number, is calculated by use of a formula selected from th... | 11/07/2000 |
| 6127617 | Effector differently controlling harmonics and noises to improve sound field effect A music apparatus is constructed for producing a music sound while applying thereto a desired sound field effect according to a control parameter. In the music apparatus, a source device provides an input music sound composed of at least two sound compone... | 10/03/2000 |
| 6069309 | Data compression of sound data A data compression method and apparatus for the compression of sound data utilized in digital sampling keyboard instructs. The present invention reduces memory requirements for sampled sounds without compromising sound quality, using three techniques. The... | 05/30/2000 |
| 5981859 | Multi tone generator A multi tone generator having a module for instructing a start of generating a musical tone signal, a module for designating a tone generator type for generating the musical tone signal, from a plurality of tone generator types; a module for performing a ... | 11/09/1999 |
| 5969282 | Method and apparatus for adjusting the pitch and timbre of an input signal in a controlled manner A system and method are disclosed for independently adjusting the pitch and timbre of an input signal within a modified Lent shifter. A method of adjusting the pitch and timbre of an input signal includes receiving an input signal and determining a window... | 10/19/1999 |
| 5939655 | Apparatus and method for generating musical tones with reduced load on processing device, and storage medium storing program for executing the method A musical tone generating apparatus has a processing device that produces either musical tone synthesis parameters or musical tone waveform data corresponding to input performance data, depending upon a type of the input performance data. An encoder/decod... | 08/17/1999 |
| 5936182 | Musical tone synthesizer for reproducing a plural series of overtones having different inharmonicities A musical sound synthesizing apparatus synthesizes plural-series overtones having different inharmonicity and amplitude level so as to generate a musical sound close to a natural sound. Inharmonicity coefficients K1 and K2 are read out for each overtone o... | 08/10/1999 |
| 5900570 | Method and apparatus for synthesizing musical sounds by frequency modulation using a filter This invention provides a circuit for synthesizing musical sounds. In one embodiment, the circuit includes a first order FIR highpass filter that is placed between a modulation phase increment oscillator and a carrier phase increment oscillator. The inven... | 05/04/1999 |
| 5895877 | Tone generating method and device For a given tone generating channel, tone waveform sample data corresponding to a plurality of sampling cycles (e.g., 100 samples) are arithmetically formed collectively. Once performance information such as MIDI event data is supplied to a tone generator... | 04/20/1999 |
| 5877446 | Data compression of sound data A data compression method and apparatus for the compression of sound data utilized in digital sampling keyboard instruments. The present invention reduces memory requirements for sampled sounds without compromising sound quality, utilizing processing of s... | 03/02/1999 |
| 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 time, a parabolic approximation to a sine wave. The feedback... | 11/10/1998 |
| 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 |
