Title:
SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, AND PROGRAM
Document Type and Number:
Japanese Patent JP2020201423
Kind Code:
A
Abstract:
To suppress discomfort when emphasizing a specific sound included in sound data for a predetermined period.SOLUTION: Start time and end time of a direct sound of a target sound in sound data including the target sound to be emphasized are determined, an indirect sound generation parameter is acquired based on distance information and sound collection environment information related to the sound data, an indirect sound of the target sound is generated based on the acquired indirect sound generation parameter, an appropriate indirect sound is added by mixing an amplified direct sound and the generated indirect sound with the sound data, so that a sense of discomfort is suppressed when emphasizing a specific sound included in the sound data for a predetermined period.SELECTED DRAWING: Figure 1
Inventors:
IWAMOTO SHOHEI
Application Number:
JP2019109489A
Publication Date:
December 17, 2020
Filing Date:
June 12, 2019
Export Citation:
Assignee:
CANON KK
International Classes:
G10K15/08; H04R3/00
Attorney, Agent or Firm:
Takayoshi Kokubun