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Class Information
Number: 84/736
Name: Music > Instruments > Electrical musical tone generation > Transducers > Tone synthesis or timbre control > Filtering
Description: Subject matter wherein a desired waveform is obtained by removing one or more partials or harmonics.










Patents under this class:

Patent Number Title Of Patent Date Issued
8084679 Electronic signal processor Dec. 27, 2011
8003878 Electroacoustic transducer system Aug. 23, 2011
7960640 Derivation of control signals from real-time overtone measurements Jun. 14, 2011
7932458 Electronic signal processor Apr. 26, 2011
7772481 Synthetic drum sound generation by convolving recorded drum sounds with drum stick impact sensor output Aug. 10, 2010
7667129 Controlling audio effects Feb. 23, 2010
7602927 Guitar amplifier with channel-dedicated power switching Oct. 13, 2009
7390960 Electronic signal processor Jun. 24, 2008
7279631 Stringed instrument with embedded DSP modeling for modeling acoustic stringed instruments Oct. 9, 2007
7271332 Amplification of acoustic guitars Sep. 18, 2007
7208673 Bi-directional switch apparatus with electric guitar applications Apr. 24, 2007
6881892 Method of configurating acoustic correction filter for stringed instrument Apr. 19, 2005
6791023 Bowed stringed musical instrument for generating electric tones close to acoustic tones Sep. 14, 2004
6448488 Measurement and processing of stringed acoustic instrument signals Sep. 10, 2002
6222110 Simulated tone stack for electric guitar Apr. 24, 2001
6111186 Signal processing circuit for string instruments Aug. 29, 2000
6049034 Music synthesis controller and method Apr. 11, 2000
5877447 Compensation circuit for piezoelectric pickup Mar. 2, 1999
5866836 Low frequency sound monitoring system for musicians Feb. 2, 1999
5731536 Audio signal processing circuit for electric guitars for simulating the sound produced by the combination of an amplifier and microphone Mar. 24, 1998
5591931 Musical signal multiplexing circuit and demultiplexing system Jan. 7, 1997
5583309 Filter apparatus for an electronic musical instrument Dec. 10, 1996
5396025 Tone controller in electronic instrument adapted for strings tone Mar. 7, 1995
5389730 Emphasize system for electronic musical instrument Feb. 14, 1995
5367120 Musical tone signal forming device for a stringed musical instrument Nov. 22, 1994
5340942 Waveguide musical tone synthesizing apparatus employing initial excitation pulse Aug. 23, 1994
5268527 Audio power amplifier with reactance simulation Dec. 7, 1993
5192825 Apparatus for synthesizing musical tones Mar. 9, 1993
5140890 Guitar control system Aug. 25, 1992
5020109 Apparatus for modulation of the timbre of an electrical amplifier, in particular for guitars May. 28, 1991
5018429 Waveform generating apparatus for an electronic musical instrument using filtered components of a waveform May. 28, 1991
4884486 Electronic scratch filter for bowed instruments Dec. 5, 1989
4823667 Guitar controlled electronic musical instrument Apr. 25, 1989
4819537 Helmholtz resonant simulator Apr. 11, 1989
4649785 Musical timbre modification method Mar. 17, 1987
4481854 Control for musical instruments Nov. 13, 1984
4422360 Device for improving piano tone quality Dec. 27, 1983
4319510 Splitter switch for humbucking musical instrument pick-ups Mar. 16, 1982
4248120 Stringed musical instrument with electrical feedback Feb. 3, 1981
4151368 Music synthesizer with breath-sensing modulator Apr. 24, 1979
4143575 Electronic sound generating system for a stringed musical instrument Mar. 13, 1979
4117413 Amplifier with multifilter Sep. 26, 1978











 
 
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