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Class Information
Number: 84/659
Name: Music > Instruments > Electrical musical tone generation > Digital combinational circuit > Tone synthesis or timbre control
Description: Subject matter wherein harmonic content of a note is controlled or modified.










Sub-classes under this class:

Class Number Class Name Patents
84/661 Filtering 164
84/660 Mixing 155


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
5350881 Portable electronic apparatus Sep. 27, 1994
5340938 Tone generation apparatus with selective assignment of one of tone generation processing modes to tone generation channels Aug. 23, 1994
5332862 Musical tone synthesizing apparatus including modulator on its non-linear/linear outputs Jul. 26, 1994
5315059 Channel assigning system for electronic musical instrument May. 24, 1994
5315058 Electronic musical instrument having artificial string sound source with bowing effect May. 24, 1994
5308918 Signal delay circuit, FIR filter and musical tone synthesizer employing the same May. 3, 1994
5298678 Musical tone waveform signal forming apparatus having pitch control means Mar. 29, 1994
5293311 Apparatus and a method for changing a resolution value of input musical data Mar. 8, 1994
5286913 Musical tone waveform signal forming apparatus having pitch and tone color modulation Feb. 15, 1994
5276272 Wind instrument simulating apparatus Jan. 4, 1994
5265516 Electronic musical instrument with manipulation plate Nov. 30, 1993
5252776 Musical tone synthesizing apparatus Oct. 12, 1993
5245129 Electronic musical instrument which clears a first musical tone prior to generating a second musical tone Sep. 14, 1993
5241130 Electronic keyboard musical instrument with pedal effect determined by zone color Aug. 31, 1993
5241127 Musical tone synthesizing apparatus Aug. 31, 1993
5239123 Electronic musical instrument Aug. 24, 1993
5229536 Musical tone synthesizing apparatus Jul. 20, 1993
5223653 Musical tone synthesizing apparatus Jun. 29, 1993
5221803 Tone signal generation from fewer circuits Jun. 22, 1993
5218156 Apparatus for combining stored waveforms to synthesize musical tones Jun. 8, 1993
5206448 Musical tone generation device for synthesizing wind or string instruments Apr. 27, 1993
5194684 Method and apparatus for selective reduction of upper harmonic content in digital synthesizer excitation signals Mar. 16, 1993
5192823 Musical tone control apparatus employing handheld stick and leg sensor Mar. 9, 1993
5187313 Musical tone synthesizing apparatus Feb. 16, 1993
5164530 Electronic musical instrument with improved capability for simulating an actual musical instrument Nov. 17, 1992
5160799 Electronic musical instrument Nov. 3, 1992
5160798 Tone information processing device for an electronic musical instrument for generating sound having timbre corresponding to two parameters Nov. 3, 1992
5157214 Musical sound synthesizing apparatus Oct. 20, 1992
5157218 Musical tone signal forming apparatus Oct. 20, 1992
5144096 Nonlinear function generation apparatus, and musical tone synthesis apparatus utilizing the same Sep. 1, 1992
5138927 Formant tone generating apparatus for an electronic musical instrument employing plural format tone generation Aug. 18, 1992
5134919 Apparatus for converting a waveform signal dependent upon a hysteresis conversion signal Aug. 4, 1992
5127301 Wear for controlling a musical tone Jul. 7, 1992
5125315 Electronic musical instrument with selection of standard sound pitch of a natural instrument upon selection of tone color Jun. 30, 1992
5116192 Tone generation device capable of generating a special tone May. 26, 1992
5113743 Musical tone synthesizing apparatus May. 19, 1992
5107747 Channel assigning device Apr. 28, 1992
5105708 Motion controlled musical tone control apparatus Apr. 21, 1992
5074181 Waveform data looping system Dec. 24, 1991
5074183 Musical-tone-signal-generating apparatus having mixed tone color designation states Dec. 24, 1991
5069107 Electronic musical instrument in which a musical tone is controlled in accordance with a digital signal Dec. 3, 1991
5027689 Musical tone generating apparatus Jul. 2, 1991
5025702 Electronic musical instrument employing time-sharing frequency modulation and variable control of harmonics Jun. 25, 1991
5014587 Electronic piano tone circuit May. 14, 1991
4986157 Electronic musical instrument with a fret-split function Jan. 22, 1991
4957032 Apparatus for realizing variable key scaling in electronic musical instrument Sep. 18, 1990
4936185 Electronic musical instrument having plural component blocks Jun. 26, 1990
4920848 Musical wear May. 1, 1990
4915008 Air flow response type electronic musical instrument Apr. 10, 1990
4909118 Real time digital additive synthesizer Mar. 20, 1990

1 2 3 4 5 6










 
 
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