Patent ID: 11881196
Assignee: CASIO COMPUTER CO., LTD.
Field: Other consumer goods (Other fields)
Classification: CPC G | IPC G

Claim 4:
5. The electronic keyboard musical instrument according to claim 1,
wherein the sound source is further configured to, in response to detection of key-pressing of a second key in the low-register keys in damper-off detection by the processor, execute processing of:
inputting second excitation signal data corresponding to the second key to a second channel which corresponds to the second key,
inputting second channel output data to be output from the second channel in response to input of the second excitation signal data to each of the low-register channels corresponding to the respective low-register keys of the low-register keys excluding the second key, and
outputting musical sound data which is generated based: on respective pieces of low-register channel output data which is output from the respective low-register channels in response to the input of the second channel output data and the second channel output data to be output from the second channel, as musical sound data corresponding to the second key.