BACKLIGHT UNIT, DISPLAY APPARATUS AND METHOD OF CONTROLLING BACKLIGHT UNIT

摘要

A backlight unit, a display apparatus, and a method of controlling the backlight unit are provided. The backlight unit includes an image depth information extraction unit configured to extract image depth information from an image signal and a brightness calculator configured to calculate brightnesses corresponding to the image depth information. The backlight unitimproves three-dimensional effects on an image by controlling the brightnesses of light emitting devices according to the brightnesses calculated to correspond to image depth.