Patent 7986875 was granted and assigned to Hon Hai Precision Industry Co Ltd on July, 2011 by the United States Patent and Trademark Office.
A sound-based focus system includes an imaging device and focus controller. The imaging device is configured for capturing an image. The focus controller includes a sound detecting module and a control module. The sound detecting module is configured for obtaining the position coordinates of a sound source. The control module is configured for controlling the imaging device to focus on the sound source according to the position coordinates thereof.