Patent 9769908 was granted and assigned to Sony on September, 2017 by the United States Patent and Trademark Office.
Provided is an audio reproduction device including: a light source provided in the vicinity of a speaker unit; a detection unit that detects a beat of an audio signal reproduced by the speaker, and outputs a detection signal corresponding to the beat; and a light emission control signal output unit that controls a light emission mode of the light source in accordance with the detection signal, and outputs a light emission control signal for allowing generation of white light for a short period at a peak of intensity of the light source.