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Class Information
Number: 84/697
Name: Music > Instruments > Electrical musical tone generation > Electric analog oscillators > Tone synthesis or timbre control > Mixing
Description: Subject matter wherein two or more tones are combined to form a composite waveform.

Sub-classes under this class:

Class Number Class Name Patents
84/698 Partials (i.e., harmonics) 24

Patents under this class:

Patent Number Title Of Patent Date Issued
8300841 Techniques for presenting sound effects on a portable media player Oct. 30, 2012
8180073 System for creating and manipulating digital media May. 15, 2012
8064621 Digital mixer Nov. 22, 2011
7470854 Electronic music apparatus Dec. 30, 2008
7468482 Piano sound source apparatus, method and program for piano sound synthesis Dec. 23, 2008
7442870 Method and apparatus for enabling advanced manipulation of audio Oct. 28, 2008
7440577 Methods and apparatus for automatic mixing of audio signals Oct. 21, 2008
7271332 Amplification of acoustic guitars Sep. 18, 2007
6806413 Oscillator providing waveform having dynamically continuously variable waveshape Oct. 19, 2004
5774566 Device for treating signals Jun. 30, 1998
5756919 Musical sound generating system including pseudo-sinusoidal wave operator May. 26, 1998
5754095 Tone generating circuit May. 19, 1998
5608807 Audio mixer sound instrument I.D. panel Mar. 4, 1997
5602358 Effect imparting device and electronic musical instrument incorporating same Feb. 11, 1997
5557683 In-vehicle drum simulator and mixer Sep. 17, 1996
5468906 Sound synthesis model incorporating sympathetic vibrations of strings Nov. 21, 1995
5357575 Sound processing system Oct. 18, 1994
5192824 Electronic musical instrument having multiple operation modes Mar. 9, 1993
5157216 Musical synthesizer system and method using pulsed noise for simulating the noise component of musical tones Oct. 20, 1992
4945805 Electronic music and sound mixing device Aug. 7, 1990
4890527 Mixing type tone signal generation device employing two channels generating tones based upon different parameter Jan. 2, 1990
4401975 Electrical synthesis of mechanical bell Aug. 30, 1983
4397210 Rhythm sound generator Aug. 9, 1983
4306480 Electronic musical instrument Dec. 22, 1981
4205579 Device for producing chorus effects Jun. 3, 1980
4198891 Circuit for simulating sounds of percussive instruments Apr. 22, 1980
4183278 Driver circuit for tone generator Jan. 15, 1980
4173916 Tone generator system for an electronic organ Nov. 13, 1979
4173164 Electronic musical instrument with frequency modulation of a tone signal with an audible frequency signal Nov. 6, 1979
4164884 Device for producing a chorus effect Aug. 21, 1979
4148240 Percussion simulating techniques Apr. 10, 1979
4145943 Electronic musical instrument capable of generating a string chorus sound Mar. 27, 1979
4121489 Electronic musical instrument having plural oscillators starting in phase Oct. 24, 1978
4108041 Phase shifting sound effects circuit Aug. 22, 1978
4104946 Voicing system for electronic organ Aug. 8, 1978
4074605 Keyboard operated electronic musical instrument Feb. 21, 1978
3939750 Electronic organ Feb. 24, 1976
3937115 Electronic piano circuit arrangement Feb. 10, 1976

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