Sony Group Corporation
SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, PROGRAM, AND VIDEO DISPLAY DEVICE

Abstract:

Provided is a signal processing device including a displacement detection unit configured to detect a displacement amount of a video display panel that is vibrated to generate sound on the basis of an input audio signal, a threshold setting unit configured to calculate a displacement amount at which no image shake occurs and set a displacement amount calculated as a threshold, and a gain adjustment unit configured to adjust a level of the input audio signal on the basis of a result of comparison between a displacement amount detected by the displacement detection unit and the threshold.