US 12,225,364 B2
Speaker device and control method thereof
Naoshi Miyoshi, Shizuoka (JP); and Masato Ueno, Shizuoka (JP)
Assigned to Roland Corporation, Shizuoka (JP)
Filed by Roland Corporation, Shizuoka (JP)
Filed on Sep. 26, 2022, as Appl. No. 17/952,321.
Claims priority of application No. 2021-215108 (JP), filed on Dec. 28, 2021.
Prior Publication US 2023/0209266 A1, Jun. 29, 2023
Int. Cl. H04R 5/02 (2006.01); H04R 5/04 (2006.01); H04S 1/00 (2006.01); H04S 7/00 (2006.01)
CPC H04R 5/04 (2013.01) [H04R 5/02 (2013.01); H04S 1/007 (2013.01); H04S 7/307 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A speaker device comprising:
left and right speakers; and
a correction part which corrects frequency characteristics of a stereo audio signal to be supplied to the left and right speakers so that transfer characteristics of the left and right speakers become predetermined transfer characteristics, wherein the correction part corrects the stereo audio signal so that the transfer characteristics of the left and right speakers are flattened across all audio signal frequencies.