FIELD: physics, optics.
SUBSTANCE: invention relates to display devices and more specifically to the backlight device of a display device. The result is achieved due to that the display device (10, 20, 30) comprises a LED array (33, 35, 12) working both as a backlight source for an LCD panel (31) and as an ambient light source providing ambient light with properties dependent on the image content displayed by the LCD panel (31).
EFFECT: reduced depth size or thickness of the backlight system.
11 cl, 20 dwg
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