Title:
SOUND GENERATING DEVICE FOR ELECTRONIC KEYBOARD INSTRUMENT
Document Type and Number:
Japanese Patent JP2639604
Kind Code:
B2
Abstract:
PURPOSE: To simplify the process of and device for allocating key data corresponding to a sound generating channel.
CONSTITUTION: Key data corresponding to at least one channel are stored in an assignment memory 33, and a sound source in a musical note generating circuit 19 is set in accordance with the key data. Meanwhile, turn-on/off data for the key is stored in a key turn-on/off register 31 having bits corresponding to a key number. When a key corresponding to key data in the key data on sound generation, which is stored in the memory 33 is turned off, a search means 32 searches the resister 31 for turn-on key data in the order of descendent of sound pitches, and if a remaining turn-on key is present, the content of the assignment memory 33 is rewritten in accordance with the key data thereof, and accordingly, a sound is generated.
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Inventors:
SUZUKI TOORU
Application Number:
JP18300191A
Publication Date:
August 13, 1997
Filing Date:
June 27, 1991
Export Citation:
Assignee:
KAWAI GATSUKI SEISAKUSHO KK
International Classes:
G10H1/18; G10H1/22; (IPC1-7): G10H1/18
Domestic Patent References:
| JP547922A | ||||
| JP55108695A | ||||
| JP58181093A | ||||
| JP56132395A | ||||
| JP160279U |
Attorney, Agent or Firm:
Kokubun Takaetsu