US Patent No: 5,278,348

Number of patents in Portfolio can not be more than 2000

Musical-factor data and processing a chord for use in an electronical musical instrument

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Importance

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Abstract

A device for use in an electronic musical instrument, in which data representing musical factors such as a tempo, a pitch and a timbre are changed at each repetition of an automatic performance, to thereby automatically effect variable automatic performances. Further, data representing a chord type and a chord root are input by a character-data input device such as a ten-key pad, and thus a chord input operation is facilitated, and moreover, a complicated finger manipulation becomes unnecessary. Furthermore, data representing chord types is input by at least one of the pitch input devices, and data representing chord roots is input by at least one of the other pitch input devices, and thus a chord performance is facilitated. Further, many types of chords can be performed, and moreover, the type and the root of a chord to be next performed, as well as those of a chord currently performed, are displayed, and thus the content of the chord to be next performed can be known in advance, whereby a chord performance can be smoothly effected.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
KAWAI MUSICAL INSTRUMENT MFG. CO., LTD.HAMAMATSU153

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Akagawa, Noboru Hamamatsu, JP 2 30
Eitaki, Shu Hamamatsu, JP 8 54
Ueta, Noriyuki Hamamatsu, JP 3 35

Cited Art

Patent Info (Count) # Cites Year
 
CASIO COMPUTER CO., LTD. (2)
5,014,586 Chord setting apparatus and electronic wind instrument using the same 8 1989
5,052,267 Apparatus for producing a chord progression by connecting chord patterns 20 1989
 
KABUSHIKI KAISHA KAWAI GAKKI SEISAKUSHO (1)
5,085,118 Auto-accompaniment apparatus with auto-chord progression of accompaniment tones 18 1990
 
KAWAI MUSICAL INSTRUMENT MFG. CO., LTD. (1)
5,155,286 Motif performing apparatus 11 1990
 
YAMAHA CORPORATION (1)
5,153,361 Automatic key designating apparatus 14 1989

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
MICROSOFT CORPORATION (7)
6,541,689 Inter-track communication of musical performance data 16 1999
6,433,266 Playing multiple concurrent instances of musical segments 21 1999
6,353,172 Music event timing and delivery in a non-realtime environment 12 1999
6,169,242 Track-based music performance architecture 24 1999
6,153,821 Supporting arbitrary beat patterns in chord-based note sequence generation 20 1999
6,150,599 Dynamically halting music event streams and flushing associated command queues 15 1999
6,093,881 Automatic note inversions in sequences having melodic runs 3 1999
 
YAMAHA CORPORATION (6)
5,410,098 Automatic accompaniment apparatus playing auto-corrected user-set patterns 2 1993
5,541,355 Electronic musical instrument having an automatic peformance function 1 1995
5,744,740 Electronic musical instrument 7 1996
5,650,583 Automatic performance device capable of making and changing accompaniment pattern with ease 6 1996
6,175,072 Automatic music composing apparatus and method 9 1999
6,919,502 Musical tone generation apparatus installing extension board for expansion of tone colors and effects 7 2000
 
CASIO COMPUTER CO., LTD. (4)
5,453,568 Automatic playing apparatus which displays images in association with contents of a musical piece 8 1992
5,350,882 Automatic performance apparatus with operated rotation means for tempo control 30 1992
5,508,470 Automatic playing apparatus which controls display of images in association with contents of a musical piece and method thereof 9 1995
5,768,127 Received data processing system for receiving performance data having removable storage 11 1996
 
BLUE RIBBON DESIGN CORP. (1)
5,753,843 System and process for composing musical sections 50 1995
 
KABUSHIKI KAISHA KAWAI GAKKI SEISAKUSHO (1)
5,478,967 Automatic performing system for repeating and performing an accompaniment pattern 5 1994
 
PG MUSIC, INC. (1)
5,990,407 Automatic improvisation system and method 13 1996